-------------------------------------------------------------------------------- Profile data file 'results/clgout-nightly-2026-08-15-serde-1.0.219-Clippy-IncrUnchanged-Threads1' (creator: callgrind-3.25.1) -------------------------------------------------------------------------------- I1 cache: D1 cache: LL cache: Timerange: Basic block 0 - 434654287 Trigger: Program termination Profiled target: /home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver --crate-name serde --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg feature="default" --cfg feature="std" --check-cfg cfg(docsrs,test) --check-cfg cfg(feature, values("alloc", "default", "derive", "rc", "serde_derive", "std", "unstable")) -C metadata=e1f98a0381728faf -C extra-filename=-1f09fac660dd0ad7 --out-dir /tmp/.tmpdoZ8Oa/target/debug/deps -L dependency=/tmp/.tmpdoZ8Oa/target/debug/deps -C incremental=/tmp/.tmpdoZ8Oa/incremental-state -Wclippy::all -Zthreads=1 -Adeprecated -Aunknown-lints -Zincremental-verify-ich (PID 299807, part 1) Events recorded: Ir Events shown: Ir Event sort order: Ir Thresholds: 99 Include dirs: User annotated: Auto-annotation: on -------------------------------------------------------------------------------- Ir -------------------------------------------------------------------------------- 2,543,517,739 (100.0%) PROGRAM TOTALS -------------------------------------------------------------------------------- Ir file:function -------------------------------------------------------------------------------- 151,777,642 ( 5.97%) ???:::try_mark_previous_green'2 [???] 53,927,203 ( 2.12%) ???:::fully_expand_fragment [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,992,968 ( 1.81%) ???:::try_mark_previous_green [???] 41,362,521 ( 1.63%) ???:::resolve_ident_in_scope_set_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 38,989,817 ( 1.53%) ???:::lower_qpath [???] 38,664,164 ( 1.52%) ???:::short_write_process_buffer::<8> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 38,184,000 ( 1.50%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 34,049,387 ( 1.34%) ???:::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,794,970 ( 1.33%) ???:::resolve_path [???] 33,481,276 ( 1.32%) ???:::is_imported [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,399,165 ( 1.27%) ???:0x0000000000173dc0 [/usr/lib/libc.so.6] 31,181,447 ( 1.23%) ???:::stable_hash_span [???] 27,860,625 ( 1.10%) ???:)>>::call_once [???] 26,167,321 ( 1.03%) ???:::to [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,302,219 ( 0.96%) ???:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,680,515 ( 0.85%) ???:::next [???] 21,586,722 ( 0.85%) ???:::stable_hash:: [???] 18,324,665 ( 0.72%) ???:::traits_in_scope [???] 15,529,545 ( 0.61%) include/jemalloc/internal/rtree.h:free 15,401,444 ( 0.61%) ???:::advance_token [???] 15,295,582 ( 0.60%) ???:::smart_resolve_path_fragment [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,892,805 ( 0.59%) ???:::call_once_force::<>>>::initialize<>>>::get_or_init<::fingerprint_map::{closure#0}>::{closure#0}, !>::{closure#0}>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,285,677 ( 0.56%) ???:::lower_expr_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,285,473 ( 0.56%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,123,492 ( 0.56%) ???: as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,693,529 ( 0.54%) ???:::parse_path_segment [???] 13,304,528 ( 0.52%) ???:::next_token_from_cursor [???] 13,251,666 ( 0.52%) ???:::stable_hash::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,174,233 ( 0.52%) ???:>::decode [???] 12,981,525 ( 0.51%) ???:::parent_hir_node [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,079,551 ( 0.47%) ???:>::decode [???] 11,729,687 ( 0.46%) ???:::create_def [???] 11,346,668 ( 0.45%) ???:rustc_middle::ty::codec::encode_with_shorthand::::type_shorthands> [???] 11,179,214 ( 0.44%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::first_node_in_macro:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 11,003,449 ( 0.43%) ???:::collect_tokens_for_expr::<::parse_expr_dot_or_call::{closure#0}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,755,710 ( 0.42%) ???:::desugaring_kind [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,672,947 ( 0.42%) ???:::lint_level_spec_at_node'2 [???] 10,114,634 ( 0.40%) ???:::exec_cache_promotions'2 [???] 9,875,334 ( 0.39%) ???:::take [???] 9,570,395 ( 0.38%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,562,691 ( 0.38%) ???:::encode_span [???] 9,096,151 ( 0.36%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/jemalloc.c:free 9,094,929 ( 0.36%) include/jemalloc/internal/jemalloc_internal_inlines_c.h:malloc [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 9,013,731 ( 0.35%) ???:::in_external_macro [???] 8,432,794 ( 0.33%) ???:::lower_qpath'2 [???] 8,392,065 ( 0.33%) ???:::hir_node [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 8,282,149 ( 0.33%) ???:::hir_attrs [???] 8,169,562 ( 0.32%) ???:::resolve_pattern_inner::{closure#0} [???] 8,029,603 ( 0.32%) ???:::make_owner_info [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 7,965,667 ( 0.31%) ???: as rustc_ast::visit::Visitor>::visit_id [???] 7,743,469 ( 0.30%) ???: as rustc_serialize::serialize::Decodable>::decode [???] 7,639,318 ( 0.30%) include/jemalloc/internal/rtree.h:tcache_bin_flush_small 7,535,700 ( 0.30%) ???:::hash_expn:: [???] 7,496,895 ( 0.29%) ???:::resolve_ident_in_scope_set_inner'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 7,412,421 ( 0.29%) ???:rustc_middle::dep_graph::read_deps::<::read_index::{closure#0}>::{closure#0} [???] 7,396,193 ( 0.29%) ???:::render [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 7,334,858 ( 0.29%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [???] 7,221,827 ( 0.28%) ???:::decode_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 7,103,641 ( 0.28%) ???:rustc_query_impl::plumbing::encode_query_values_inner::, rustc_middle::dep_graph::graph::DepNodeIndex>, &rustc_middle::ty::typeck_results::TypeckResults>::{closure#0} [???] 7,045,235 ( 0.28%) ???:::parse_path_inner [???] 7,022,542 ( 0.28%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 6,966,190 ( 0.27%) ???:::short_write_process_buffer::<4> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 6,749,457 ( 0.27%) ???:>::push [???] 6,649,457 ( 0.26%) ???:rustc_middle::dep_graph::graph::hash_result:: [???] 6,648,214 ( 0.26%) ???:::visit_item::{closure#0}::{closure#0}'2 [???] 6,591,371 ( 0.26%) ???:rustc_span::edit_distance::edit_distance [???] 6,571,632 ( 0.26%) ???:::decode_span [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 6,425,294 ( 0.25%) include/jemalloc/internal/cache_bin.h:malloc 6,356,754 ( 0.25%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [???] 6,265,549 ( 0.25%) ???:rustc_ast_lowering::lower_to_hir [???] 6,220,310 ( 0.24%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/tcache.c:tcache_bin_flush_small [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 6,193,159 ( 0.24%) ???:::stable_hash::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 6,169,552 ( 0.24%) ???:rustc_middle::dep_graph::graph::hash_result:: [???] 6,119,128 ( 0.24%) ???:0x00000000001747c0 [/usr/lib/libc.so.6] 6,090,149 ( 0.24%) ???:>::get_attrs [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 6,037,462 ( 0.24%) ???:::next'2 [???] 6,013,293 ( 0.24%) ???: as core::iter::traits::collect::FromIterator<(rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::query::on_disk_cache::AbsoluteBytePos)>>::from_iter::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 5,848,787 ( 0.23%) ???:<[(rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::query::on_disk_cache::AbsoluteBytePos)] as rustc_serialize::serialize::Encodable>::encode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 5,838,011 ( 0.23%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 5,803,980 ( 0.23%) ???:core::fmt::write [???] 5,715,737 ( 0.22%) ???:::hash_owner_nodes::{closure#0} [???] 5,572,797 ( 0.22%) ???:rustc_trait_selection::traits::normalize_param_env_or_error [???] 5,541,722 ( 0.22%) ???: as rustc_ast::visit::Visitor>::visit_expr'2 [???] 5,518,094 ( 0.22%) ???:::lower_pat_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 5,502,868 ( 0.22%) ???:::short_write_process_buffer::<1> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 5,448,003 ( 0.21%) include/jemalloc/internal/cache_bin.h:free 5,265,845 ( 0.21%) ???:::parse_item_kind [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 5,040,495 ( 0.20%) ???:::check_expr [???] 5,018,419 ( 0.20%) ???:::parse_item_kind'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 4,996,604 ( 0.20%) ???:core::ptr::drop_glue::> [???] 4,967,508 ( 0.20%) ???:md5::compress::soft::compress [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 4,931,686 ( 0.19%) ???:::span_data_to_lines_and_cols [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 4,928,779 ( 0.19%) ???:::alloc_and_color_node [???] 4,807,707 ( 0.19%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true> [???] 4,737,533 ( 0.19%) ???: as alloc::vec::spec_extend::SpecExtend>>::spec_extend [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 4,734,086 ( 0.19%) ???:::intern_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 4,723,368 ( 0.19%) ???:::lower_ty [???] 4,548,860 ( 0.18%) include/jemalloc/internal/sz.h:malloc 4,531,247 ( 0.18%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 4,458,101 ( 0.18%) ???:::lex_token_trees'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 4,428,432 ( 0.17%) ???:::putc [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 4,387,977 ( 0.17%) ???:::parse_ty_common [???] 4,360,968 ( 0.17%) ???:> as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [???] 4,290,584 ( 0.17%) ???:::intern [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 4,258,880 ( 0.17%) ???:::parse_token_tree [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 4,238,247 ( 0.17%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true> [???] 4,167,766 ( 0.16%) src/arena.c:malloc_default 4,018,818 ( 0.16%) site/frontend/rust-clippy/clippy_lints/src/doc/mod.rs:::check_attributes [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 3,989,381 ( 0.16%) ???:rustc_query_impl::plumbing::promote_from_disk_inner::>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,986,739 ( 0.16%) ???:>::decode [???] 3,974,920 ( 0.16%) ???:::visit_generic_params [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,868,001 ( 0.15%) ???:::resolve_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,817,762 ( 0.15%) ???: as rustc_type_ir::visit::TypeVisitor>::visit_ty'2 [???] 3,796,656 ( 0.15%) ???:::bump_minimal [???] 3,790,202 ( 0.15%) ???:>::instantiate_supertrait [???] 3,743,266 ( 0.15%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,713,466 ( 0.15%) ???:::bump [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,630,999 ( 0.14%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [???] 3,625,579 ( 0.14%) ???:::resolve_macro_invocation [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,623,724 ( 0.14%) ???:::new [???] 3,623,452 ( 0.14%) ???:::hir_body_const_context [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,588,242 ( 0.14%) ???:::slice_write_process_buffer [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,553,329 ( 0.14%) include/jemalloc/internal/sz.h:realloc 3,441,488 ( 0.14%) ???:0x000000000000fb40 [/usr/lib/ld-linux-x86-64.so.2] 3,436,972 ( 0.14%) /rust/deps/scoped-tls-1.0.1/src/lib.rs:>::with::<::with::expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 3,417,975 ( 0.13%) ???:::decode_symbol [???] 3,404,815 ( 0.13%) ???:::parse_ty_common'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,392,832 ( 0.13%) ???:<[rustc_hir::hir::PathSegment] as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [???] 3,376,022 ( 0.13%) ???:::collect_tokens_for_expr::<::parse_expr_dot_or_call::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,364,875 ( 0.13%) ???: as rustc_hir::intravisit::Visitor>::visit_expr'2 [???] 3,305,815 ( 0.13%) ???:>::call_once [???] 3,303,157 ( 0.13%) ???:::lower_path_segment [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,299,604 ( 0.13%) ???:::is_diagnostic_item [???] 3,272,292 ( 0.13%) ???:::hir_attrs'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,204,279 ( 0.13%) ???:::parse_fn_params [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,165,700 ( 0.12%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true> [???] 3,155,374 ( 0.12%) include/jemalloc/internal/emap.h:tcache_bin_flush_small 3,137,437 ( 0.12%) ???: as rustc_hir::intravisit::Visitor>::visit_expr::{closure#0}::{closure#0}'2 [???] 3,129,715 ( 0.12%) ???:::finish128_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,121,926 ( 0.12%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 3,096,630 ( 0.12%) ???:::expn_data [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,071,992 ( 0.12%) site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 3,041,880 ( 0.12%) ???:::resolve_path_with_ribs [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,004,499 ( 0.12%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 2,998,156 ( 0.12%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,980,372 ( 0.12%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/pattern.rs:::next_match [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 2,964,272 ( 0.12%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/iterator.rs:clippy_utils::macros::root_macro_call 2,958,584 ( 0.12%) ???:thin_vec::drop_non_singleton:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,946,727 ( 0.12%) include/jemalloc/internal/edata.h:tcache_bin_flush_small 2,938,952 ( 0.12%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,892,604 ( 0.11%) ???:> as rustc_middle::query::caches::QueryCache>::for_each'2 [???] 2,891,675 ( 0.11%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/iterator.rs: as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::traits::iterator::Iterator::find_map::check<(rustc_span::hygiene::ExpnId, rustc_span::hygiene::ExpnData), clippy_utils::macros::MacroCall, &mut clippy_utils::macros::macro_backtrace::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 2,880,040 ( 0.11%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,875,663 ( 0.11%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::root_macro_call [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 2,869,563 ( 0.11%) ???:rustc_query_impl::execution::try_execute_query::>, true>'2 [???] 2,862,616 ( 0.11%) ???:::stable_hash:: [???] 2,840,808 ( 0.11%) ???:::lower_ty'2 [???] 2,817,240 ( 0.11%) ???: as rustc_data_structures::stable_hash::StableHash>::stable_hash::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,812,068 ( 0.11%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:>::with::<::with::expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 2,782,024 ( 0.11%) ???:>>::walk_ref [???] 2,777,664 ( 0.11%) ???: as alloc::vec::spec_from_iter_nested::SpecFromIterNested>::from_iter [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,770,696 ( 0.11%) ???:::visit_ty [???] 2,768,165 ( 0.11%) ???:rustc_resolve::rustdoc::unindent_doc_fragments [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,733,539 ( 0.11%) ???:::intern_predicate [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,710,837 ( 0.11%) include/jemalloc/internal/thread_event.h:malloc 2,699,429 ( 0.11%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [???] 2,692,928 ( 0.11%) /rust/deps/scoped-tls-1.0.1/src/lib.rs:>::with::<::with::outer_expn::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnId> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 2,689,399 ( 0.11%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true> [???] 2,686,092 ( 0.11%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,667,934 ( 0.10%) ???:::next [???] 2,632,130 ( 0.10%) ???:::extract_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,617,031 ( 0.10%) ???:::serialize::{closure#0}'2 [???] 2,609,345 ( 0.10%) src/arena.c:realloc 2,606,750 ( 0.10%) ???:::lookup_char_pos [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,602,265 ( 0.10%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,588,028 ( 0.10%) site/frontend/rust-clippy/clippy_lints/src/misc.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 2,577,814 ( 0.10%) ???:::lower_method_sig [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,567,561 ( 0.10%) site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 2,565,564 ( 0.10%) ???:::stable_hash:: [???] 2,526,800 ( 0.10%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 2,457,416 ( 0.10%) ???:::update_decl_chain [???] 2,456,032 ( 0.10%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/jemalloc.c:realloc [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 2,451,869 ( 0.10%) ???:pthread_mutex_unlock [/usr/lib/libc.so.6] 2,443,206 ( 0.10%) ???:rustc_hir::intravisit::walk_expr::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,396,345 ( 0.09%) ???:::visit_assoc_item [???] 2,396,034 ( 0.09%) ???:::lookup_byte_offset [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,382,276 ( 0.09%) ???:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_serialize::serialize::Decodable>::decode [???] 2,374,638 ( 0.09%) ???:0x0000000000173660 [/usr/lib/libc.so.6] 2,350,612 ( 0.09%) ???:>::get_attrs [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,345,009 ( 0.09%) ???:::parse_pat_with_range_pat [???] 2,337,745 ( 0.09%) ???:::hir_body_owner_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,324,395 ( 0.09%) ???:::visit_def_id [???] 2,321,856 ( 0.09%) ???:::record_use [???] 2,318,397 ( 0.09%) ???:::visit_fn [???] 2,311,554 ( 0.09%) ???:>::decode'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,307,546 ( 0.09%) ???:::lower_attrs_vec [???] 2,304,223 ( 0.09%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, &rustc_middle::ty::generics::Generics>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,300,604 ( 0.09%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [???] 2,285,253 ( 0.09%) ???:::expect_hir_owner_nodes [???] 2,261,755 ( 0.09%) ???:)>>::call_once [???] 2,252,243 ( 0.09%) ???:>, ())>>::reserve_rehash::>, (), rustc_hash::FxBuildHasher>::{closure#0}> [???] 2,249,104 ( 0.09%) ???:::parse_item_common [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,242,701 ( 0.09%) ???: as rustc_hir::intravisit::Visitor>::visit_path [???] 2,228,442 ( 0.09%) ???: as rustc_type_ir::visit::TypeVisitor>::visit_ty [???] 2,227,845 ( 0.09%) ???:::write_char [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,227,165 ( 0.09%) ???:>>::drop_slow'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,212,563 ( 0.09%) ???:::parse_path_segment'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,209,357 ( 0.09%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,174,985 ( 0.09%) site/frontend/rust-clippy/clippy_utils/src/macros.rs: as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::traits::iterator::Iterator::find_map::check<(rustc_span::hygiene::ExpnId, rustc_span::hygiene::ExpnData), clippy_utils::macros::MacroCall, &mut clippy_utils::macros::macro_backtrace::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> 2,158,043 ( 0.08%) ???:::lower_param [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,153,141 ( 0.08%) ???:::lower_expr_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,125,162 ( 0.08%) ???:pthread_mutex_trylock [/usr/lib/libc.so.6] 2,109,294 ( 0.08%) ???:stacker::remaining_stack [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,101,678 ( 0.08%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/iterator.rs:clippy_utils::in_automatically_derived 2,092,973 ( 0.08%) ???:::lower_pat_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,064,927 ( 0.08%) ???:::check_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,043,230 ( 0.08%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,031,350 ( 0.08%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,001,464 ( 0.08%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:clippy_utils::macros::first_node_in_macro:: 2,001,140 ( 0.08%) site/frontend/rust-clippy/clippy_lints/src/casts/mod.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,993,822 ( 0.08%) include/jemalloc/internal/arena_inlines_b.h:tcache_bin_flush_small 1,985,830 ( 0.08%) ???:>::encode [???] 1,984,650 ( 0.08%) ???:<&mut serde_json::ser::Serializer<&mut alloc::boxed::Box> as serde_core::ser::Serializer>::serialize_str [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,979,932 ( 0.08%) ???:::is_diagnostic_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,977,912 ( 0.08%) ???:::lower_generic_param [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,976,504 ( 0.08%) ???:::collect_tokens::::parse_stmt_without_recovery::{closure#4}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,949,466 ( 0.08%) ???:rustc_middle::verify_ich::incremental_verify_ich::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,948,666 ( 0.08%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,932,544 ( 0.08%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [???] 1,932,307 ( 0.08%) ???:rustc_query_impl::plumbing::promote_from_disk_inner::>> [???] 1,922,837 ( 0.08%) ???:>>::walk_ref'2 [???] 1,871,824 ( 0.07%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,854,562 ( 0.07%) ???:::parse_block [???] 1,825,314 ( 0.07%) include/jemalloc/internal/sz.h:free 1,807,204 ( 0.07%) ???:::hir_span_with_body [???] 1,789,044 ( 0.07%) ???:::opt_associated_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,785,806 ( 0.07%) ???:)>>::call_once [???] 1,775,982 ( 0.07%) site/frontend/rust-clippy/clippy_lints/src/casts/cast_slice_different_sizes.rs:clippy_lints::casts::cast_slice_different_sizes::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,766,306 ( 0.07%) ???:::qpath_res [???] 1,759,761 ( 0.07%) ???:::parse_generic_params [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,753,004 ( 0.07%) ???:core::slice::memchr::memchr_aligned [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,752,866 ( 0.07%) ???:::hir_span [???] 1,751,745 ( 0.07%) ???:rustc_ty_utils::ty::param_env [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,736,729 ( 0.07%) ???:::visit_ty'2 [???] 1,702,511 ( 0.07%) ???:::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,690,920 ( 0.07%) ???:::get_diagnostic_name [???] 1,690,576 ( 0.07%) ???:0x000000000000ba80 [/usr/lib/ld-linux-x86-64.so.2] 1,687,007 ( 0.07%) ???:::resolve_crate::{closure#0}'2 [???] 1,686,169 ( 0.07%) ???:::visit_ast_fragment_with_placeholders [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,670,908 ( 0.07%) ???:::visit_lifetime [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,666,653 ( 0.07%) ???:rustc_interface::callbacks::track_span_parent [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,659,923 ( 0.07%) include/jemalloc/internal/rtree.h:realloc 1,656,452 ( 0.07%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex> as rustc_middle::query::caches::QueryCache>::for_each [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,655,714 ( 0.07%) ???:::make [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,650,957 ( 0.06%) ???:::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,634,076 ( 0.06%) ???:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty> as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,619,991 ( 0.06%) ???:::parse_generic_bounds_common [???] 1,608,012 ( 0.06%) ???:>::reserve_rehash::>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,600,305 ( 0.06%) ???:>::walk_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,583,206 ( 0.06%) ???:::parse_expr_assoc_with'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,567,650 ( 0.06%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_attributes [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,564,214 ( 0.06%) ???:::stable_hash::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,558,962 ( 0.06%) ???:> as rustc_middle::query::caches::QueryCache>::for_each'2 [???] 1,551,564 ( 0.06%) ???:::get_str [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,528,748 ( 0.06%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,524,690 ( 0.06%) site/frontend/rust-clippy/clippy_lints/src/matches/mod.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,521,710 ( 0.06%) ???:::parse_outer_attributes [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,519,236 ( 0.06%) include/jemalloc/internal/bitmap.h:tcache_bin_flush_small 1,518,166 ( 0.06%) ???:::ensure_lines [???] 1,512,845 ( 0.06%) ???:::lower [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,505,603 ( 0.06%) site/frontend/rust-clippy/clippy_lints/src/attrs/mod.rs:::check_attributes [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,502,382 ( 0.06%) ???:<[rustc_ast::tokenstream::TokenTree] as rustc_data_structures::stable_hash::StableHash>::stable_hash::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,501,170 ( 0.06%) ???:::get_lint_level_spec [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,498,583 ( 0.06%) ???:::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,492,234 ( 0.06%) ???:>::walk_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,478,795 ( 0.06%) ???: as core::io::write::Write>::write_all [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,476,145 ( 0.06%) ???:::parse_path_inner'2 [???] 1,473,431 ( 0.06%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex> as rustc_middle::query::caches::QueryCache>::for_each [???] 1,464,270 ( 0.06%) include/jemalloc/internal/ph.h:pa_alloc 1,461,315 ( 0.06%) site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,451,586 ( 0.06%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex> as rustc_middle::query::caches::QueryCache>::for_each [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,451,438 ( 0.06%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 1,423,617 ( 0.06%) ???:::visit_poly_trait_ref [???] 1,423,365 ( 0.06%) ???:::intern_region [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,418,922 ( 0.06%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [???] 1,410,876 ( 0.06%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,408,470 ( 0.06%) ???:rustc_span::hygiene::decode_syntax_context::::decode_syntax_context::{closure#0}> [???] 1,399,002 ( 0.06%) ???:::lower_item_kind [???] 1,393,276 ( 0.05%) ???:::range_span [???] 1,391,580 ( 0.05%) ???:>::call_once [???] 1,387,254 ( 0.05%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::in_automatically_derived [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,382,893 ( 0.05%) ???:::visit_node:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,381,549 ( 0.05%) ???:::decode_span [???] 1,373,408 ( 0.05%) ???:::visit_assoc_item [???] 1,357,220 ( 0.05%) ???:::parse_fn [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,355,650 ( 0.05%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,354,721 ( 0.05%) ???:::stable_hash:: [???] 1,354,431 ( 0.05%) ???:::new_named_lifetime [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,346,293 ( 0.05%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,341,036 ( 0.05%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,341,036 ( 0.05%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,341,036 ( 0.05%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,340,530 ( 0.05%) site/frontend/rust-clippy/clippy_lints/src/strings.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,333,369 ( 0.05%) include/jemalloc/internal/rtree.h:pa_alloc 1,325,062 ( 0.05%) ???:::lower_where_predicate [???] 1,320,912 ( 0.05%) site/frontend/rust-clippy/clippy_lints/src/redundant_async_block.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,320,725 ( 0.05%) site/frontend/rust-clippy/clippy_lints/src/operators/mod.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,320,448 ( 0.05%) ???:::fallible_with_capacity:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,313,275 ( 0.05%) ???:::parse_stmt_without_recovery [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,311,907 ( 0.05%) ???:::parse_item_impl [???] 1,309,916 ( 0.05%) ???:>::walk_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,309,220 ( 0.05%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:::check_attributes 1,302,444 ( 0.05%) ???: as core::iter::traits::iterator::Iterator>::next [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,291,167 ( 0.05%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 1,280,092 ( 0.05%) ???:::parse_pat_ident [???] 1,277,275 ( 0.05%) ???:::stable_hash:: [???] 1,275,252 ( 0.05%) ???:::fmt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,266,212 ( 0.05%) ???:::to_attr_token_stream [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,249,808 ( 0.05%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/sync/lock.rs:>::with::<::with::expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 1,243,759 ( 0.05%) site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs:::check_attributes [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,243,759 ( 0.05%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:::check_attributes_post 1,243,719 ( 0.05%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir_id/src/lib.rs:clippy_utils::macros::first_node_in_macro:: 1,241,825 ( 0.05%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_path [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,233,644 ( 0.05%) ???:::with_lifetime_rib::<(), ::visit_where_predicate::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,233,507 ( 0.05%) ???:>>,)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,233,476 ( 0.05%) site/frontend/rust-clippy/clippy_lints/src/loops/mod.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,216,133 ( 0.05%) ???:::lang_items [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,214,605 ( 0.05%) ???:> as rustc_middle::query::caches::QueryCache>::for_each'2 [???] 1,211,977 ( 0.05%) ???:rustc_middle::ty::codec::encode_with_shorthand::::type_shorthands>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,211,910 ( 0.05%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,207,088 ( 0.05%) ???:::resolve_crate_root [???] 1,197,497 ( 0.05%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_ty [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,192,542 ( 0.05%) include/jemalloc/internal/bit_util.h:malloc_default 1,189,780 ( 0.05%) site/frontend/rust-clippy/clippy_lints/src/legacy_numeric_constants.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,187,042 ( 0.05%) site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,185,288 ( 0.05%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,182,651 ( 0.05%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,178,825 ( 0.05%) ???:::cmp [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,176,928 ( 0.05%) site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,175,438 ( 0.05%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,169,608 ( 0.05%) ???:::parse_line [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,169,019 ( 0.05%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/dep_graph/mod.rs:rustc_middle::dep_graph::read_deps::<::read_index::{closure#0}>::{closure#0} [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,168,317 ( 0.05%) site/frontend/rust-clippy/clippy_lints/src/regex.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,167,592 ( 0.05%) ???:::stable_hash:: [???] 1,156,966 ( 0.05%) site/frontend/rust-clippy/clippy_lints/src/ranges.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,155,736 ( 0.05%) ???:::visit_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,154,578 ( 0.05%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,152,660 ( 0.05%) ???:::is_exported [???] 1,152,461 ( 0.05%) ???:>::encode [???] 1,152,299 ( 0.05%) site/frontend/rust-clippy/clippy_lints/src/repeat_vec_with_capacity.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,143,719 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/dereference.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,141,383 ( 0.04%) ???:::hir_span'2 [???] 1,139,427 ( 0.04%) include/jemalloc/internal/div.h:tcache_bin_flush_small 1,136,348 ( 0.04%) ???:::resolve_doc_links [???] 1,133,650 ( 0.04%) ???:::parse_where_clause_common [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,128,764 ( 0.04%) site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::parse_attrs::<::pop_attrs::{closure#0}, rustc_hir::hir::Attribute> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,128,764 ( 0.04%) site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::parse_attrs::<::push_attrs::{closure#0}, rustc_hir::hir::Attribute> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,125,218 ( 0.04%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,116,072 ( 0.04%) ???:::encode_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,108,232 ( 0.04%) ???:::parse_expr_prefix'2 [???] 1,105,264 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/redundant_closure_call.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,102,740 ( 0.04%) ???:::expr_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,100,071 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/manual_is_ascii_check.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,098,548 ( 0.04%) ???:core::ptr::drop_glue::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,095,926 ( 0.04%) ???:rustc_query_impl::execution::ensure_can_skip_execution::, rustc_middle::dep_graph::graph::DepNodeIndex>> [???] 1,093,582 ( 0.04%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:>::with::<::with::expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 1,092,269 ( 0.04%) ???:::get_diagnostic_name'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,089,124 ( 0.04%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:::check_attributes 1,087,988 ( 0.04%) ???:::write_str [???] 1,087,789 ( 0.04%) ???:0x000000000000aec0 [/usr/lib/ld-linux-x86-64.so.2] 1,086,010 ( 0.04%) ???:>::visit_clauses [???] 1,075,094 ( 0.04%) ???:>>::collect_and_apply::, <&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_serialize::serialize::Decodable>::decode::{closure#0}>, ::mk_args_from_iter, <&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_serialize::serialize::Decodable>::decode::{closure#0}>, rustc_middle::ty::generic_args::GenericArg>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,074,106 ( 0.04%) site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:clippy_utils::msrvs::check_attrs:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,073,688 ( 0.04%) ???:)>>::call_once [???] 1,071,639 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/non_copy_const.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,070,898 ( 0.04%) ???:::visit_ty [???] 1,067,613 ( 0.04%) ???:::parse_expr_force_collect [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,066,434 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/if_let_mutex.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,066,002 ( 0.04%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/spec_from_iter_nested.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested<(rustc_span::span_encoding::Span, alloc::string::String), core::iter::adapters::filter_map::FilterMap, clippy_lints::doc::suspicious_doc_comments::collect_doc_replacements::{closure#0}>>>::from_iter [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,066,002 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/doc/suspicious_doc_comments.rs:clippy_lints::doc::suspicious_doc_comments::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,065,600 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_expr_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,065,600 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/format.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,065,189 ( 0.04%) ???:::record_use'2 [???] 1,063,518 ( 0.04%) ???:::visit_nested_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,062,420 ( 0.04%) ???:rustc_privacy::effective_visibilities'2 [???] 1,061,321 ( 0.04%) ???:::parse_param_general::{closure#0} [???] 1,061,298 ( 0.04%) ???:::visit_fn [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,055,927 ( 0.04%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,055,566 ( 0.04%) ???:::parse_arm::{closure#0} [???] 1,055,440 ( 0.04%) ???:::is_path_start_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,054,886 ( 0.04%) ???:::parse_pat_with_range_pat'2 [???] 1,049,189 ( 0.04%) ???:::candidate_from_obligation_no_cache [???] 1,046,115 ( 0.04%) ???:::get_module_children::{closure#0}, core::result::Result::Ok>, core::result::Result> as core::iter::traits::iterator::Iterator>::next [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,045,062 ( 0.04%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,043,730 ( 0.04%) ???:>>::drop_slow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,035,160 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/useless_conversion.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,031,605 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/needless_nonzero_get.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,030,255 ( 0.04%) ???:core::slice::sort::unstable::quicksort::quicksort::<(rustc_span::def_id::DefPathHash, rustc_span::span_encoding::Span), <[(rustc_span::def_id::DefPathHash, rustc_span::span_encoding::Span)]>::sort_unstable_by_key::{closure#0}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,029,058 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/unit_types/unit_arg.rs:clippy_lints::unit_types::unit_arg::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,028,568 ( 0.04%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::matching_root_macro_call [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,025,347 ( 0.04%) ???:::collect_tokens_no_attrs::::parse_attribute::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,024,565 ( 0.04%) ???:rustc_data_structures::unord::hash_iter_order_independent::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,024,336 ( 0.04%) ???:::without_first_quote [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,019,233 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/bit_width.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,016,889 ( 0.04%) include/jemalloc/internal/thread_event.h:realloc 1,016,597 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/len_zero.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,015,514 ( 0.04%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,015,182 ( 0.04%) ???:::append [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,014,460 ( 0.04%) ???:::def_id_partial_cmp [???] 1,013,219 ( 0.04%) ???:::parse_block_common [???] 1,012,231 ( 0.04%) ???:>>::walk_ref [???] 1,009,848 ( 0.04%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/sync/lock.rs:>::with::<::with::outer_expn::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnId> 1,006,024 ( 0.04%) include/jemalloc/internal/sz.h:pa_alloc 1,003,245 ( 0.04%) ???:::alloc_ctxt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,000,696 ( 0.04%) ???:::hir_span_with_body'2 [???] 999,543 ( 0.04%) ???:::from_token_lit [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 994,524 ( 0.04%) src/base.c:pa_alloc 993,654 ( 0.04%) ???:>::decode [???] 993,142 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/minmax.rs:clippy_lints::minmax::min_max [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 992,752 ( 0.04%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/char/methods.rs:::trim_start_matches::<::is_whitespace> 988,535 ( 0.04%) ???:::parse_expr_paren_seq [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 987,140 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/manual_main_separator_str.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 985,119 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/disallowed_fields.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 982,410 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_pat [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 981,915 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/doc/mod.rs:::check_attributes [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 981,002 ( 0.04%) ???:>::decode'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 980,704 ( 0.04%) ???:rustc_expand::mbe::transcribe::lockstep_iter_size'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 980,238 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/byte_char_slices.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 979,291 ( 0.04%) include/jemalloc/internal/edata.h:pa_alloc 977,901 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/match_result_ok.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 977,599 ( 0.04%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 976,062 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/infinite_iter.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 972,060 ( 0.04%) ???:rustc_middle::dep_graph::graph::hash_result:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 963,788 ( 0.04%) ???:rustc_ast::mut_visit::walk_fn:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 963,406 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/formatting.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 963,285 ( 0.04%) include/jemalloc/internal/ph.h:tcache_bin_flush_small 962,778 ( 0.04%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/sys/thread_local/native/mod.rs:clippy_utils::macros::first_node_in_macro:: 962,179 ( 0.04%) include/jemalloc/internal/arena_inlines_b.h:realloc 961,332 ( 0.04%) ???:>::call_once [???] 958,819 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/manual_option_as_slice.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 946,206 ( 0.04%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 942,368 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/manual_clamp.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 941,741 ( 0.04%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/visit.rs:>::walk_ref'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 935,448 ( 0.04%) ???:::check_ident [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 932,966 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/unit_return_expecting_ord.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 932,608 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/operators/eq_op.rs:clippy_lints::operators::eq_op::check_assert [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 932,412 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/utils/author.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 932,412 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/utils/dump_hir.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 932,400 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/useless_vec.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 929,997 ( 0.04%) ???:::parse_pat_tuple_struct [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 929,522 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/size_of_in_element_count.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 927,293 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/methods/mod.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 925,024 ( 0.04%) ???:::insert [???] 914,171 ( 0.04%) ???: as rustc_type_ir::fold::TypeFolder>::fold_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 913,556 ( 0.04%) include/jemalloc/internal/tsd_tls.h:free [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 913,555 ( 0.04%) include/jemalloc/internal/atomic.h:free 905,658 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 903,630 ( 0.04%) ???: as rustc_hir::intravisit::Visitor>::visit_nested_item'2 [???] 897,789 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/bool_comparison.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 897,715 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/double_parens.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 897,000 ( 0.04%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 892,459 ( 0.04%) ???:::call_once_force::<>, rustc_hash::FxBuildHasher>>>::initialize<>, rustc_hash::FxBuildHasher>>>::get_or_init<::resolutions::{closure#0}>::{closure#0}, !>::{closure#0}>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 892,020 ( 0.04%) ???:::parse_constness_ [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 891,491 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/raw_strings.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 891,424 ( 0.04%) ???:::next'2 [???] 891,293 ( 0.04%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/jemalloc.c:malloc 890,748 ( 0.04%) ???:::resolve_ident_in_lexical_scope [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 890,714 ( 0.04%) ???: as core::clone::Clone>::clone::clone_non_singleton:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 890,648 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/ifs/mod.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 889,521 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/zombie_processes.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 879,829 ( 0.03%) include/jemalloc/internal/tcache_inlines.h:realloc 876,963 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/useless_concat.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 875,875 ( 0.03%) ???:rustc_lint::levels::shallow_lint_levels_on [???] 873,453 ( 0.03%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 870,541 ( 0.03%) ???:::break_and_eat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 869,383 ( 0.03%) ???:::visit_ty'2 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[/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 852,738 ( 0.03%) ???:>>::walk_ref [???] 851,439 ( 0.03%) ???:::par_hir_body_owners::::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 850,993 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs:::check_attributes_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 850,899 ( 0.03%) ???:::create_def [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 849,674 ( 0.03%) ???:annotate_snippets::renderer::render::normalize_whitespace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 845,590 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/single_range_in_vec_init.rs:::check_expr 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[/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 837,023 ( 0.03%) ???:::lookup_source_file [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 829,808 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/casts/cast_slice_different_sizes.rs:clippy_lints::casts::cast_slice_different_sizes::expr_cast_chain_tys [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 826,581 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/partialeq_to_none.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 823,805 ( 0.03%) ???:::lower_arm [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 822,140 ( 0.03%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, &rustc_middle::middle::codegen_fn_attrs::CodegenFnAttrs>::{closure#0} [???] 817,498 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/unnecessary_map_on_constructor.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 817,202 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/swap_ptr_to_ref.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 814,905 ( 0.03%) ???:rustc_hir::hir::is_range_literal [???] 814,890 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/block_scrutinee.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 813,298 ( 0.03%) ???:::visit_assoc_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 811,554 ( 0.03%) ???:rustc_query_impl::query_impl::clauses_of::invoke_provider_fn::__rust_begin_short_backtrace [???] 811,343 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/default.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 810,676 ( 0.03%) ???:rustc_query_impl::plumbing::promote_from_disk_inner::, rustc_middle::dep_graph::graph::DepNodeIndex>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 810,646 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/unnecessary_mut_passed.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 810,237 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/format_impl.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 808,905 ( 0.03%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_expn_of [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 808,871 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/needless_borrows_for_generic_args.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 806,187 ( 0.03%) ???:::lower_stmts [???] 804,989 ( 0.03%) ???:::hir_get_parent_item [???] 804,604 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/format_args.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 804,406 ( 0.03%) ???:::lower_fn_decl [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 802,611 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/write/mod.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 802,447 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/assertions_on_constants.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 802,435 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/blocks_in_conditions.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 802,100 ( 0.03%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/map.rs:, clippy_utils::macros::first_node_macro_backtrace::{closure#0}> as core::iter::traits::iterator::Iterator>::try_fold::<(), >::iter_try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, as core::iter::traits::iterator::Iterator>::try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 801,864 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/manual_take.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 801,424 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/manual_ignore_case_cmp.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 800,346 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/reserve_after_initialization.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 800,117 ( 0.03%) ???:::encode_symbol [???] 799,556 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/manual_abs_diff.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 799,548 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/entry.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 799,384 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/implicit_saturating_sub.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 799,313 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/zero_repeat_side_effects.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 799,242 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/await_holding_invalid.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 798,493 ( 0.03%) ???:::span_to_snippet [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 797,614 ( 0.03%) ???:::resolve_arm [???] 797,434 ( 0.03%) ???:rust_psm_stack_pointer [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 797,182 ( 0.03%) ???:::visit_expr::{closure#0}'2 [???] 793,248 ( 0.03%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 791,459 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/arc_with_non_send_sync.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 790,921 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/box_default.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 790,411 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/from_raw_with_void_ptr.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 789,713 ( 0.03%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 789,044 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/mem_replace.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 785,844 ( 0.03%) ???:::lookup_line [???] 784,330 ( 0.03%) ???:::is_conditionally_const:: [???] 782,480 ( 0.03%) ???: as rustc_ast::visit::Visitor>::visit_pat [???] 780,852 ( 0.03%) include/jemalloc/internal/cache_bin.h:realloc 779,128 ( 0.03%) ???:::lower_node_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 779,019 ( 0.03%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 777,281 ( 0.03%) ???:rustc_middle::ty::trait_def::trait_impls_of_provider 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site/frontend/rust-clippy/clippy_lints/src/panicking_overflow_checks.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 758,417 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/indexing_slicing.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 758,355 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/manual_checked_ops.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 757,604 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/collapsible_if.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 757,332 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/manual_rotate.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 757,125 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/manual_float_methods.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 756,519 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/rc_clone_in_vec_init.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 755,675 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/manual_bits.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 755,283 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/replace_box.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 755,240 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/manual_slice_size_calculation.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 755,219 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/manual_rem_euclid.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 755,117 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/neg_cmp_op_on_partial_ord.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 754,965 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 754,904 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/operators/float_cmp.rs:clippy_lints::operators::float_cmp::check_assert [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 754,842 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/async_yields_async.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 754,800 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/minmax.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 753,627 ( 0.03%) ???:::parse_item_common'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 752,229 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/only_used_in_recursion.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 748,740 ( 0.03%) ???:rustc_resolve::rustdoc::span_of_fragments [???] 747,671 ( 0.03%) src/eset.c:pa_alloc 747,008 ( 0.03%) ???:::lower_poly_trait_ref [???] 744,496 ( 0.03%) ???:rustc_middle::query::inner::query_feed::>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 739,750 ( 0.03%) ???:>>::walk_ref [???] 739,039 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/misc_early/mod.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 732,732 ( 0.03%) ???:>::reserve_rehash::<::intern_inner::{closure#0}::{closure#1}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 729,361 ( 0.03%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 729,287 ( 0.03%) ???:::hir_maybe_body_owned_by [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 729,265 ( 0.03%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 728,741 ( 0.03%) ???:>>::walk_ref [???] 727,899 ( 0.03%) ???:::visit_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 725,945 ( 0.03%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex> as rustc_middle::query::caches::QueryCache>::for_each [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 725,388 ( 0.03%) ???:::parse_dot_suffix_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 723,372 ( 0.03%) ???:::try_plant_decl_into_local_module [???] 722,561 ( 0.03%) ???:rustc_ast::visit::visit_generic_params::> [???] 722,010 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/octal_escapes.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 721,419 ( 0.03%) ???:::check_ty [???] 721,197 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/precedence.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 719,553 ( 0.03%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 717,406 ( 0.03%) ???:::parse_expr_paren_seq'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 715,208 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/non_octal_unix_permissions.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 713,735 ( 0.03%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 712,513 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/unused_rounding.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 711,775 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/init_numbered_fields.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 711,708 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/manual_strip.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 709,066 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/literal_representation.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 707,421 ( 0.03%) ???:rustc_data_structures::outline::<::lines::{closure#0}, &[rustc_span::RelativeBytePos]> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 703,471 ( 0.03%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 698,193 ( 0.03%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 697,966 ( 0.03%) ???: as rustc_ast::visit::Visitor>::visit_expr [???] 697,464 ( 0.03%) ???:::expect [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 694,614 ( 0.03%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::Stmt; 1]>> [???] 688,329 ( 0.03%) ???:>>::walk_ref'2 [???] 688,071 ( 0.03%) ???:::visit_pat [???] 686,970 ( 0.03%) ???:::intern_str [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 686,085 ( 0.03%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 682,271 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/utils/format_args_collector.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 682,128 ( 0.03%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 681,648 ( 0.03%) ???:::node [???] 679,946 ( 0.03%) ???:::parse_stmt_without_recovery'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 679,906 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/string_patterns.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 679,719 ( 0.03%) ???:::visit_fn'2 [???] 679,175 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/borrow_deref_ref.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 677,590 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/casts/ptr_cast_constness.rs:clippy_lints::casts::ptr_cast_constness::check_null_ptr_cast_method [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 675,360 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/reference.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 673,232 ( 0.03%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:>::with::<::with::outer_expn::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnId> 671,269 ( 0.03%) ???:rustc_middle::hir::map::crate_hash'2 [???] 671,106 ( 0.03%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 670,484 ( 0.03%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 667,245 ( 0.03%) ???:dladdr [/usr/lib/libc.so.6] 666,464 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/zero_div_zero.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 662,712 ( 0.03%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 662,094 ( 0.03%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs: as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::traits::iterator::Iterator::find_map::check<(rustc_span::hygiene::ExpnId, rustc_span::hygiene::ExpnData), clippy_utils::macros::MacroCall, &mut clippy_utils::macros::macro_backtrace::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> 661,662 ( 0.03%) ???: as rustc_hir::intravisit::Visitor>::visit_ty [???] 660,752 ( 0.03%) ???:rustc_hir::intravisit::walk_qpath::> [???] 659,844 ( 0.03%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 659,486 ( 0.03%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 656,304 ( 0.03%) ???:<&char as core::fmt::Display>::fmt [???] 654,787 ( 0.03%) ???:::get_locales [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 650,617 ( 0.03%) ???:::visit_generics [???] 647,600 ( 0.03%) ???:::lower_block_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 644,144 ( 0.03%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/validations.rs:::trim_start_matches::<::is_whitespace> 641,852 ( 0.03%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/thread/local.rs:clippy_utils::macros::first_node_in_macro:: 641,095 ( 0.03%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 637,312 ( 0.03%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 636,314 ( 0.03%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 636,269 ( 0.03%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ops/control_flow.rs: as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::traits::iterator::Iterator::find_map::check<(rustc_span::hygiene::ExpnId, rustc_span::hygiene::ExpnData), clippy_utils::macros::MacroCall, &mut clippy_utils::macros::macro_backtrace::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> 636,158 ( 0.03%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 634,728 ( 0.02%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 632,945 ( 0.02%) ???:::def_key [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 630,417 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/index.rs:::next_match 627,060 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/mod.rs:clippy_lints::doc::suspicious_doc_comments::check 625,336 ( 0.02%) ???: as core::iter::traits::iterator::Iterator>::next [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 623,462 ( 0.02%) ???:::flat_map_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 622,349 ( 0.02%) ???:::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 617,333 ( 0.02%) ???:::lint_level_spec_at_node [???] 616,924 ( 0.02%) ???:>::reserve_rehash::>::{closure#0}>'2 [???] 615,030 ( 0.02%) ???:>::call_once [???] 612,370 ( 0.02%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/tcache.c:tcache_bin_flush_stashed [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 610,579 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_resolve/src/rustdoc.rs:::check_attributes 609,398 ( 0.02%) ???:::instantiate_identity_into [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 609,158 ( 0.02%) ???:::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 608,007 ( 0.02%) ???:rustc_query_impl::execution::ensure_can_skip_execution::, rustc_middle::dep_graph::graph::DepNodeIndex>> [???] 607,645 ( 0.02%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 607,360 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 606,676 ( 0.02%) include/jemalloc/internal/cache_bin.h:malloc_default 601,324 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/int_plus_one.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 600,297 ( 0.02%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 599,270 ( 0.02%) include/jemalloc/internal/rtree.h:ecache_evict 597,415 ( 0.02%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 595,709 ( 0.02%) ???:::flat_map_item'2 [???] 593,574 ( 0.02%) ???:::visit_generic_args [???] 592,057 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs:::check_attributes 591,868 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_fn [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 590,625 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/main_recursion.rs:::check_expr_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 587,752 ( 0.02%) ???:::check_for_ambiguity::, rustc_expand::mbe::macro_rules::NoopTracker> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 587,450 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/casts/cast_ptr_alignment.rs:clippy_lints::casts::cast_ptr_alignment::check_cast_method [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 586,867 ( 0.02%) ???:>::reserve_rehash::::{closure#0}> [???] 586,425 ( 0.02%) ???:rustc_middle::dep_graph::graph::hash_result::<&rustc_data_structures::unord::UnordSet> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 585,920 ( 0.02%) ???:annotate_snippets::renderer::render::draw_line [???] 585,088 ( 0.02%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::Arm; 1]>> [???] 584,526 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/attr/version.rs:::meets 583,738 ( 0.02%) ???:::parse_visibility [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 583,436 ( 0.02%) ???:::to_uppercase [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 578,636 ( 0.02%) include/jemalloc/internal/fb.h:pa_alloc 577,498 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/needless_update.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 577,362 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/manual_retain.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 576,147 ( 0.02%) ???:::flat_map_arm [???] 575,024 ( 0.02%) ???:::construct [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 573,891 ( 0.02%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 573,547 ( 0.02%) ???:::next [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 573,466 ( 0.02%) ???:::hir_body [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 572,441 ( 0.02%) ???:::visit_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 570,230 ( 0.02%) ???:>::with_lint_attrs::< as rustc_ast::visit::Visitor>::visit_param::{closure#0}>::{closure#0} [???] 569,984 ( 0.02%) ???:>::grow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 569,127 ( 0.02%) ???:alloc::fmt::format::format_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 568,629 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_attributes 568,629 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_attributes_post 567,622 ( 0.02%) ???:::walk_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 567,589 ( 0.02%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 565,646 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ops/control_flow.rs:clippy_utils::macros::first_node_in_macro:: 564,820 ( 0.02%) ???:::clone [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 564,354 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_attributes_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 563,477 ( 0.02%) ???:rustc_resolve::rustdoc::add_doc_fragment [???] 561,232 ( 0.02%) ???:::get_line [???] 561,140 ( 0.02%) ???:rustc_span::normalize_src [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 560,827 ( 0.02%) ???:::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 558,731 ( 0.02%) ???:::visit_generic_arg [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 558,044 ( 0.02%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::Stmt; 1]>> [???] 555,589 ( 0.02%) ???:::flat_map_stmt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 555,556 ( 0.02%) ???:rustc_query_impl::query_impl::hir_owner::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 555,318 ( 0.02%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::implementations_of_trait [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 553,764 ( 0.02%) ???:::visit_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 550,840 ( 0.02%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, rustc_middle::ty::assoc::AssocItem>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 550,423 ( 0.02%) ???:>>::walk_ref [???] 549,115 ( 0.02%) ???:rustc_query_impl::plumbing::try_load_from_disk:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 544,399 ( 0.02%) ???:rustc_hir::intravisit::walk_pat:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 543,887 ( 0.02%) ???:>::next [???] 543,747 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:clippy_utils::macros::root_macro_call 542,865 ( 0.02%) ???:rustc_resolve::rustdoc::prepare_to_doc_link_resolution [???] 542,289 ( 0.02%) ???:::expect_hir_owner_nodes'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 541,398 ( 0.02%) ???:<&rustc_middle::ty::list::RawList as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [???] 541,307 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_qpath [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 539,131 ( 0.02%) ???:::stable_hash::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 537,878 ( 0.02%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 537,316 ( 0.02%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 536,599 ( 0.02%) ???:::pad [???] 535,586 ( 0.02%) ???:>::reserve_rehash::::{closure#0}> [???] 535,203 ( 0.02%) ???: as rustc_data_structures::stable_hash::StableHash>::stable_hash::'2 [???] 534,995 ( 0.02%) ???:::typeck_body'2 [???] 533,900 ( 0.02%) ???:::parse_assoc_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 532,800 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/disallowed_methods.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 531,392 ( 0.02%) ???:::check_case [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 530,222 ( 0.02%) ???:::resolve_crate::{closure#0} [???] 529,910 ( 0.02%) ???:rustc_ast::visit::visit_assoc_items::> [???] 529,593 ( 0.02%) ???:::visit_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 529,137 ( 0.02%) ???:::qpath_res [???] 522,271 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/size_of_ref.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 517,819 ( 0.02%) ???: as rustc_hir::intravisit::Visitor>::visit_nested_body [???] 516,256 ( 0.02%) /rust/deps/scoped-tls-1.0.1/src/lib.rs:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 513,446 ( 0.02%) include/jemalloc/internal/atomic.h:tcache_bin_flush_small 512,042 ( 0.02%) ???:rustc_interface::passes::emit_delayed_lints [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 509,753 ( 0.02%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 509,249 ( 0.02%) ???:::new'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 507,757 ( 0.02%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 507,757 ( 0.02%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 506,822 ( 0.02%) ???:::lex_token_trees [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 505,101 ( 0.02%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 505,011 ( 0.02%) ???:::resolve_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 504,924 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs:>::with::<::with::outer_expn::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnId> 504,924 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/const_ptr.rs:>::with::<::with::outer_expn::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnId> 504,924 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/thread/local.rs:>::with::<::with::outer_expn::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnId> 503,006 ( 0.02%) ???:::parse_expr_dot_or_call_with::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 501,329 ( 0.02%) ???:rustc_const_eval::const_eval::fn_queries::constness [???] 501,163 ( 0.02%) ???:rustc_query_impl::plumbing::promote_from_disk_inner::>> [???] 499,538 ( 0.02%) ???:::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 499,255 ( 0.02%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 498,883 ( 0.02%) ???:>::new'2 [???] 498,177 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/unicode.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 496,547 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::trim_matches::<::is_whitespace> 494,128 ( 0.02%) ???:::parse_block_common'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 489,866 ( 0.02%) ???:::try_plant_decl_into_local_module'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 489,715 ( 0.02%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 489,353 ( 0.02%) ???:rustc_hir_analysis::check_crate [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 488,408 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/flatten.rs:clippy_lints::operators::eq_op::check_assert 482,388 ( 0.02%) ???:> as rustc_middle::ty::codec::RefDecodable>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 481,023 ( 0.02%) ???:::next'2 [???] 480,729 ( 0.02%) ???:rustc_hir::intravisit::walk_pat::> [???] 478,717 ( 0.02%) ???:rustc_expand::mbe::quoted::parse'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 477,118 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/char/methods.rs:::trim_matches::<::is_whitespace> 474,546 ( 0.02%) ???:>>::walk_ref'2 [???] 474,261 ( 0.02%) ???:::lower_maybe_coroutine_body [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 471,212 ( 0.02%) ???:::parse_match_block [???] 470,772 ( 0.02%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::attrs_for_def [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 470,237 ( 0.02%) ???:::resolve_and_cache_rustdoc_path [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 469,976 ( 0.02%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 469,964 ( 0.02%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 469,922 ( 0.02%) ???: as rustc_ast::visit::Visitor>::visit_generic_param::{closure#0} [???] 468,678 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs:>::with::<::with::expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 468,678 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/const_ptr.rs:>::with::<::with::expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 468,678 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/thread/local.rs:>::with::<::with::expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 465,899 ( 0.02%) ???:::parent_hir_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 465,399 ( 0.02%) ???:rustc_query_impl::query_impl::def_span::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 464,722 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/disallowed_types.rs:::check_res_emit [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 463,019 ( 0.02%) site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::check_attributes 463,019 ( 0.02%) site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::check_attributes_post 461,752 ( 0.02%) ???:::type_dependent_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 460,542 ( 0.02%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::WherePredicate; 1]>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 459,489 ( 0.02%) ???:rustc_query_impl::query_impl::hir_attr_map::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 459,489 ( 0.02%) ???:rustc_query_impl::query_impl::shallow_lint_levels_on::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 458,565 ( 0.02%) ???: as rustc_hir::intravisit::Visitor>::visit_ty'2 [???] 457,880 ( 0.02%) ???:::flat_map_item [???] 456,813 ( 0.02%) ???:rustc_query_impl::query_impl::explicit_clauses_of::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 456,579 ( 0.02%) ???:::resolve_block [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 456,210 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/ineffective_open_options.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 456,106 ( 0.02%) ???:memchr::arch::x86_64::memchr::memchr_raw::find_avx2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 455,404 ( 0.02%) ???:::resolve_imports'2 [???] 453,720 ( 0.02%) ???:>::get_identifier [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 452,186 ( 0.02%) ???:rustc_ty_utils::assoc::associated_items [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 451,561 ( 0.02%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 451,222 ( 0.02%) ???:::is_desugaring [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 451,179 ( 0.02%) ???:::visit_pat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 450,893 ( 0.02%) ???:rustc_query_impl::query_impl::clauses_of::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 449,560 ( 0.02%) ???:::parse_pat_no_top_guard_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 448,258 ( 0.02%) src/extent.c:pa_alloc 447,904 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/doc/mod.rs:clippy_lints::doc::check_doc::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 447,038 ( 0.02%) ???:::fmt_to [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 446,488 ( 0.02%) ???:rustc_query_impl::query_impl::hir_owner::invoke_provider_fn::__rust_begin_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 443,916 ( 0.02%) ???:::check_assoc_item [???] 442,755 ( 0.02%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 442,314 ( 0.02%) ???:rustc_query_impl::query_impl::inferred_outlives_of::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 441,508 ( 0.02%) ???:::hir_owner_parent [???] 441,164 ( 0.02%) ???:::parse_expr_assoc_with [???] 440,889 ( 0.02%) ???:, rustc_hash::FxBuildHasher>>::insert_full [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 440,639 ( 0.02%) ???:llvm::cl::Option::addArgument() [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 440,104 ( 0.02%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 439,457 ( 0.02%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 439,217 ( 0.02%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 437,479 ( 0.02%) ???:::visit_ty'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 437,031 ( 0.02%) include/jemalloc/internal/tsd.h:realloc 436,406 ( 0.02%) include/jemalloc/internal/arena_inlines_b.h:malloc_default 433,900 ( 0.02%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, rustc_type_ir::binder::EarlyBinder>::{closure#0} [???] 431,983 ( 0.02%) ???:rustc_hir::intravisit::walk_pat:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 430,238 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/redundant_async_block.rs:clippy_lints::redundant_async_block::desugar_async_block [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 429,704 ( 0.02%) ???:::visit_generics [???] 429,577 ( 0.02%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 429,064 ( 0.02%) ???:::visit_expr'2 [???] 428,780 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/map.rs:clippy_utils::macros::first_node_in_macro:: 428,352 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/mod.rs:::trim_matches::<::is_whitespace> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 427,544 ( 0.02%) ???:rustc_ast::visit::visit_stmts::> [???] 427,539 ( 0.02%) ???:::visit_pat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 427,300 ( 0.02%) ???:::expect_one_of [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 426,124 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 422,277 ( 0.02%) ???:::lifetime_res_to_generic_param [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 421,787 ( 0.02%) ???:rustc_errors::formatting::format_fluent_str [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 419,702 ( 0.02%) ???:rustc_expand::mbe::transcribe::lockstep_iter_size [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 416,426 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/permissions_set_readonly_false.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 415,551 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::trim_start_matches::<::is_whitespace> 414,751 ( 0.02%) ???:rustc_middle::dep_graph::graph::hash_result::<&[rustc_span::def_id::DefId]> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 414,477 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 413,281 ( 0.02%) ???:annotate_snippets::renderer::render::char_width [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 413,179 ( 0.02%) ???:::visit_pat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 412,349 ( 0.02%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::Param; 1]>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 412,152 ( 0.02%) ???:rustc_ast::visit::visit_arms::> [???] 404,351 ( 0.02%) ???:::walk:: [???] 403,702 ( 0.02%) ???:::check_pat [???] 402,019 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_attributes [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 402,019 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_attributes_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 401,435 ( 0.02%) ???:::visit_pat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 400,639 ( 0.02%) ???:::stable_hash:: [???] 399,571 ( 0.02%) ???:rustc_query_impl::query_impl::param_env::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 399,328 ( 0.02%) ???:rustc_query_impl::query_impl::generics_of::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 399,215 ( 0.02%) ???:::mut_visit_with:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 397,585 ( 0.02%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 395,224 ( 0.02%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 393,982 ( 0.02%) ???:::instantiate_identity_into'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 392,924 ( 0.02%) ???:rustc_query_impl::query_impl::type_of::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 392,088 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_pat:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 391,584 ( 0.02%) ???:rustc_query_impl::query_impl::typeck_root::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 391,385 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cmp.rs:clippy_utils::macros::first_node_in_macro:: 390,602 ( 0.02%) ???:thin_vec::drop_non_singleton::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 390,500 ( 0.02%) ???:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 390,135 ( 0.02%) ???:>>::or_default [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 389,654 ( 0.02%) ???:::visit_node::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 388,582 ( 0.02%) ???:::candidate_from_obligation [???] 388,014 ( 0.02%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/validations.rs:::trim_matches::<::is_whitespace> 386,409 ( 0.02%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/jemalloc.c:malloc_default [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 384,656 ( 0.02%) ???:>::get_pattern [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 384,534 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 384,124 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/misc_early/mod.rs:::check_pat [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 384,006 ( 0.02%) ???:::collect_tokens::, ::collect_tokens_for_expr<::parse_expr_prefix::{closure#8}>::{closure#0}> [???] 381,957 ( 0.02%) ???:::flat_map_assoc_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 381,353 ( 0.01%) ???:thin_vec::drop_non_singleton:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 380,590 ( 0.01%) ???:::desugar_doc_comments::desugar_inner [???] 380,529 ( 0.01%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 379,377 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 379,029 ( 0.01%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::GenericParam; 1]>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 378,944 ( 0.01%) ???:rustc_ast::util::comments::beautify_doc_string [???] 377,193 ( 0.01%) ???: as rustc_hir::intravisit::Visitor>::visit_path'2 [???] 376,196 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 376,152 ( 0.01%) /rust/deps/thin-vec-0.2.19/src/lib.rs:::check_attributes 375,048 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/functions/too_many_lines.rs:::check_fn 372,802 ( 0.01%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 372,413 ( 0.01%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 372,332 ( 0.01%) ???:::visit_ty'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 370,348 ( 0.01%) ???:::visit_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 369,601 ( 0.01%) ???:rustc_ast::visit::walk_item_inner::> [???] 366,649 ( 0.01%) ???:0x0000000000029600 [/usr/lib/ld-linux-x86-64.so.2] 366,229 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 366,077 ( 0.01%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex> as rustc_middle::query::caches::QueryCache>::for_each [???] 365,920 ( 0.01%) ???:::try_mark_green [???] 364,164 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/disallowed_types.rs:::check_ty 360,362 ( 0.01%) src/hook.c:realloc 360,278 ( 0.01%) ???:::trait_impl_of_assoc'2 [???] 360,144 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/multi_assignments.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 358,843 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/filter.rs:clippy_utils::in_automatically_derived 357,492 ( 0.01%) ???:>::reserve_rehash::>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 357,402 ( 0.01%) ???:::walk::<::resolve_pattern_inner::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 357,097 ( 0.01%) ???:::flat_map_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 357,053 ( 0.01%) ???:>::reserve_rehash::>>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 356,859 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs:::check_expr 355,956 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 355,648 ( 0.01%) ???:::parse_expr_prefix [???] 355,264 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_block [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 354,345 ( 0.01%) ???:rustc_arena::outline::<::alloc_from_iter, ::lower_angle_bracketed_parameter_data::{closure#2}>>::{closure#0}, &mut [rustc_hir::hir::AssocItemConstraint]> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 349,919 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 348,825 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 347,626 ( 0.01%) ???:std::exception::~exception() [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 346,788 ( 0.01%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 345,898 ( 0.01%) ???: as rustc_serialize::serialize::Decodable>::decode [???] 344,824 ( 0.01%) ???:::parse_self_param [???] 344,706 ( 0.01%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 344,070 ( 0.01%) ???:rustc_query_impl::query_impl::coroutine_kind::invoke_provider_fn::__rust_begin_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 343,832 ( 0.01%) ???:::fill_well_known'2 [???] 343,372 ( 0.01%) ???:rustc_trait_selection::traits::project::normalize_projection_term [???] 342,795 ( 0.01%) ???:<[rustc_hir::hir::GenericBound] as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [???] 341,117 ( 0.01%) ???:::trait_of_assoc [???] 339,920 ( 0.01%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 339,381 ( 0.01%) ???:::def_path_hash [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 339,243 ( 0.01%) ???:core::iter::adapters::map::map_fold::::definitions::{closure#0}, core::iter::adapters::map::map_fold>::extend_trusted, core::iter::adapters::map::Map, ::owners::{closure#0}>>, core::iter::adapters::map::Map, ::owners::{closure#1}>>, core::iter::adapters::map::Map, ::owners::{closure#2}>>, core::iter::adapters::map::Map, ::owners::{closure#3}>>, ::definitions::{closure#0}>, rustc_middle::hir::map::crate_hash::{closure#2}::{closure#0}>>::{closure#0}>::{closure#0}>::{closure#0}>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 338,916 ( 0.01%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 338,382 ( 0.01%) ???:::exec_cache_promotions [???] 338,043 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 337,517 ( 0.01%) include/jemalloc/internal/edata.h:ecache_evict 336,742 ( 0.01%) ???:rustc_query_impl::execution::try_execute_query::>, true>'2 [???] 336,600 ( 0.01%) ???:::path_matches [???] 336,396 ( 0.01%) /rust/deps/pulldown-cmark-0.11.3/src/parse.rs: as core::iter::traits::iterator::Iterator>::next [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 335,553 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 335,553 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 335,553 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 334,782 ( 0.01%) ???:__rustc::__rust_alloc [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 334,464 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 333,602 ( 0.01%) ???:::imported_source_file::{closure#0} [???] 332,890 ( 0.01%) ???:::source_callsite [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 332,618 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_impl_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 332,137 ( 0.01%) ???:<[rustc_middle::ty::generic_args::GenericArg] as rustc_serialize::serialize::Encodable>::encode [???] 330,357 ( 0.01%) ???:rustc_lint::expect::lint_expectations [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 330,266 ( 0.01%) ???:::prepare_to_combine [???] 330,141 ( 0.01%) ???:>::super_fold_with:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 329,853 ( 0.01%) ???:::visit_generic_args [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 329,820 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 328,878 ( 0.01%) ???:::walk::<::check_consistent_bindings::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 328,872 ( 0.01%) ???: as rustc_hir::intravisit::Visitor>::visit_generics [???] 328,217 ( 0.01%) ???:::imported_source_file [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 326,109 ( 0.01%) ???:::parse_item_impl'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 325,360 ( 0.01%) include/jemalloc/internal/tcache_inlines.h:malloc_default 325,204 ( 0.01%) ???:::edition [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 325,060 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/misc_early/redundant_pattern.rs:clippy_lints::misc_early::redundant_pattern::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 323,475 ( 0.01%) ???:::brg_visit_item'2 [???] 320,926 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cell.rs:clippy_utils::macros::first_node_in_macro:: 320,868 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::trait_ref_of_method [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 319,168 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:::check_expr 318,465 ( 0.01%) ???:::visit_assoc_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 318,157 ( 0.01%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 318,157 ( 0.01%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 318,079 ( 0.01%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 318,079 ( 0.01%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 318,079 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 318,079 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 317,281 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 317,243 ( 0.01%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 315,620 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 314,934 ( 0.01%) ???:::visit_param_bound [???] 314,914 ( 0.01%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex> as rustc_middle::query::caches::QueryCache>::for_each'2 [???] 314,866 ( 0.01%) ???:rustc_span::hygiene::decode_syntax_context::::decode_syntax_context::{closure#0}>'2 [???] 314,017 ( 0.01%) ???:::next [???] 313,874 ( 0.01%) ???:::visit_ty_common [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 313,663 ( 0.01%) ???:::smart_resolve_path_fragment'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 313,530 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/attrs.rs:::check_attributes 313,449 ( 0.01%) ???:::create_def [???] 312,880 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check_expr 312,768 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/attr/version.rs:::meets 312,768 ( 0.01%) /rust/deps/smallvec-1.15.1/src/lib.rs:::meets [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 312,768 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets 312,644 ( 0.01%) ???:>>::walk_ref [???] 312,308 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/pattern.rs:::check_fn 311,875 ( 0.01%) ???:rustc_query_impl::query_impl::hir_owner_parent_q::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 310,800 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/regex.rs:::check_expr_post 310,522 ( 0.01%) ???:thin_vec::drop_non_singleton::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 308,666 ( 0.01%) ???:::visit_ty'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 307,653 ( 0.01%) ???:::is_automatically_derived [???] 307,566 ( 0.01%) ???:::hash_one::<&unicase::UniCase> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 306,035 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_pat [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 305,431 ( 0.01%) ???:::hir_impl_item [???] 305,366 ( 0.01%) ???:::into_outputs [???] 304,064 ( 0.01%) ???:::feed_visibility [???] 303,817 ( 0.01%) ???:rustc_ast::visit::walk_fn::> [???] 303,709 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 303,426 ( 0.01%) ???:::get_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 303,013 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_attributes 301,499 ( 0.01%) ???:::resolve_block'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 300,031 ( 0.01%) ???:>::reserve_rehash::, alloc::vec::Vec>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 299,404 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:clippy_utils::macros::matching_root_macro_call 299,108 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/sharded.rs:, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::get:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 298,818 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:clippy_utils::is_expn_of 298,700 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 298,213 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::trim_matches::<::is_whitespace> 297,790 ( 0.01%) ???:::to_token_trees [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 297,631 ( 0.01%) ???:rustc_span::edit_distance::find_best_match_for_name_impl [???] 297,119 ( 0.01%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/pa.c:pa_alloc [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 296,857 ( 0.01%) ???:::generics [???] 296,514 ( 0.01%) ???:annotate_snippets::renderer::render::render [???] 296,244 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs: as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::traits::iterator::Iterator::find_map::check<(rustc_span::hygiene::ExpnId, rustc_span::hygiene::ExpnData), clippy_utils::macros::MacroCall, &mut clippy_utils::macros::macro_backtrace::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> 296,008 ( 0.01%) ???:::alloc_ctxt'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 295,862 ( 0.01%) include/jemalloc/internal/ph.h:eset_remove 295,831 ( 0.01%) ???:::check_arm [???] 295,536 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/pattern.rs:::trim_start_matches::<::is_whitespace> 295,346 ( 0.01%) ???:rustc_middle::dep_graph::graph::hash_result::<&rustc_middle::hir::ModuleItems> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 295,016 ( 0.01%) ???: as rustc_hir::intravisit::Visitor>::visit_generic_args [???] 294,523 ( 0.01%) ???:rustc_lint::levels::skippable_lints'2 [???] 294,142 ( 0.01%) ???:::mk_type_list_from_iter::, as rustc_middle::ty::codec::RefDecodable>::decode::{closure#0}>, rustc_middle::ty::Ty> [???] 293,691 ( 0.01%) ???:>::get_attrs [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 293,389 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/dereference.rs:::check_pat [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 292,779 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 292,485 ( 0.01%) ???:rustc_query_impl::query_impl::associated_item::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 292,321 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_attributes 292,241 ( 0.01%) ???:rustc_ast::visit::walk_fn:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 292,241 ( 0.01%) ???:rustc_ast::visit::walk_fn:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 292,092 ( 0.01%) ???:rustc_query_impl::query_impl::hir_attr_map::invoke_provider_fn::__rust_begin_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 292,076 ( 0.01%) include/jemalloc/internal/atomic.h:realloc 288,918 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::get_source_range [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 288,868 ( 0.01%) include/jemalloc/internal/jemalloc_internal_inlines_a.h:realloc 288,463 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/eta_reduction.rs:clippy_lints::eta_reduction::check_closure [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 288,077 ( 0.01%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 287,113 ( 0.01%) ???:>::walk_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 285,487 ( 0.01%) ???:core::str::converts::from_utf8 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 284,303 ( 0.01%) ???:>::reserve_rehash::>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 283,894 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 283,477 ( 0.01%) ???:::eq [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 281,580 ( 0.01%) ???:rustc_query_impl::query_impl::coroutine_kind::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 281,221 ( 0.01%) ???:::lower_attrs_with_extra [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 280,022 ( 0.01%) ???:rustc_query_impl::plumbing::encode_query_values_inner::, rustc_middle::dep_graph::graph::DepNodeIndex>, &rustc_data_structures::unord::UnordSet>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 277,300 ( 0.01%) ???: as rustc_serialize::serialize::Decodable>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 276,569 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 275,302 ( 0.01%) ???:::source_callee [???] 273,928 ( 0.01%) ???:>::add_id [???] 273,395 ( 0.01%) ???:> as rustc_serialize::serialize::Encodable>::encode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 273,098 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/disallowed_fields.rs:::check_pat [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 272,975 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/unused_unit.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 271,931 ( 0.01%) ???:::visit_pat [???] 271,384 ( 0.01%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::Stmt; 1]>>'2 [???] 270,759 ( 0.01%) include/jemalloc/internal/mutex.h:pa_alloc 270,367 ( 0.01%) ???:::fn_sig'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 269,063 ( 0.01%) ???: as rustc_ast::visit::Visitor>::visit_arm::{closure#0} [???] 267,954 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/manual_range_patterns.rs:::check_pat [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 266,935 ( 0.01%) ???: as rustc_serialize::serialize::Decodable>::decode'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 266,828 ( 0.01%) include/jemalloc/internal/cache_bin.h:tcache_bin_flush_small 266,400 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/unit_types/mod.rs:::check_expr 265,932 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/misc_early/unneeded_field_pattern.rs:clippy_lints::misc_early::unneeded_field_pattern::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 264,108 ( 0.01%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 263,760 ( 0.01%) ???: as rustc_hir::intravisit::Visitor>::visit_block [???] 263,736 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 263,589 ( 0.01%) ???:::visit_fn'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 262,978 ( 0.01%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 261,844 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/collections/hash/map.rs:::check_attributes 261,844 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/attrs/mod.rs:::check_attributes_post 261,572 ( 0.01%) ???: as rustc_ast::visit::Visitor>::visit_stmt::{closure#0} [???] 261,371 ( 0.01%) ???:::lower_stmts'2 [???] 261,174 ( 0.01%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 261,154 ( 0.01%) ???:::mk_args [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 260,674 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/unneeded_struct_pattern.rs:::check_pat [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 260,655 ( 0.01%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, rustc_type_ir::binder::EarlyBinder>>>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 260,148 ( 0.01%) ???:::resolve_anonymous_lifetime [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 259,951 ( 0.01%) ???:::parse_attr_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 259,941 ( 0.01%) ???:::flat_map_stmt'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 259,511 ( 0.01%) ???:>::walk_mut [???] 258,591 ( 0.01%) ???:::finish_grow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 258,464 ( 0.01%) ???:>::drop_slow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 258,131 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/matches/rest_pat_in_fully_bound_struct.rs:clippy_lints::matches::rest_pat_in_fully_bound_struct::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 257,804 ( 0.01%) ???: as rustc_ast::visit::Visitor>::visit_pat'2 [???] 257,171 ( 0.01%) ???:::new [???] 256,281 ( 0.01%) ???:rustc_query_impl::plumbing::try_load_from_disk::<&[rustc_span::def_id::DefId]> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 256,257 ( 0.01%) ???:::check_tokens'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 255,899 ( 0.01%) ???:::apply_mark [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 255,170 ( 0.01%) ???:::evaluate_trait_predicate_recursively'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 254,428 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 253,605 ( 0.01%) ???:::get_diagnostic_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 253,210 ( 0.01%) ???:::schedule_expn_data_for_encoding [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 253,121 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/needless_borrowed_ref.rs:::check_pat [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 253,113 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 253,090 ( 0.01%) ???:::mk_bound_variable_kinds [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 251,940 ( 0.01%) ???:rustc_query_impl::query_impl::trivial_const::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 250,824 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested<(rustc_span::span_encoding::Span, alloc::string::String), core::iter::adapters::filter_map::FilterMap, clippy_lints::doc::suspicious_doc_comments::collect_doc_replacements::{closure#0}>>>::from_iter 250,824 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/attrs.rs:::check_attributes_post 249,686 ( 0.01%) ???:::visit_item'2 [???] 249,144 ( 0.01%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 248,976 ( 0.01%) ???:::hir_body_owner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 248,899 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:::visit_expr'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 248,125 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 247,626 ( 0.01%) ???:rustc_ast::visit::visit_stmts::>'2 [???] 247,593 ( 0.01%) ???: as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [???] 246,441 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 246,400 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/manual_non_exhaustive.rs:::check_expr 246,075 ( 0.01%) ???:core::ptr::drop_glue::<[rustc_expand::mbe::macro_parser::NamedMatch]> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 245,631 ( 0.01%) ???:::confirm_candidate [???] 245,469 ( 0.01%) ???:::visit_generic_args [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 245,341 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/eta_reduction.rs:::check_expr 245,055 ( 0.01%) ???:rustc_query_impl::query_impl::fn_sig::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 243,785 ( 0.01%) ???:rustc_ast::visit::walk_item_inner::>'2 [???] 243,064 ( 0.01%) src/sz.c:pa_alloc 243,017 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:clippy_lints::casts::cast_slice_different_sizes::expr_cast_chain_tys 242,944 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/sync/lock.rs:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 242,883 ( 0.01%) include/jemalloc/internal/bit_util.h:pa_alloc 242,798 ( 0.01%) ???:>::initialize::<>::get_or_init<::create_global_ctxt, rustc_interface::passes::create_and_enter_global_ctxt, rustc_driver_impl::run_compiler::{closure#0}::{closure#1}>::{closure#2}>::{closure#1}>::{closure#0}, !> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 242,754 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:clippy_utils::macros::first_node_in_macro:: 241,326 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:clippy_lints::doc::doc_suspicious_footnotes::check 241,031 ( 0.01%) ???:>::insert [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 240,706 ( 0.01%) ???:rustc_span::edit_distance::sort_by_words'2 [???] 240,344 ( 0.01%) ???:::brg_visit_item [???] 240,002 ( 0.01%) ???:rustc_middle::verify_ich::incremental_verify_ich::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 239,655 ( 0.01%) ???:rustc_query_impl::plumbing::promote_from_disk_inner::>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 239,536 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:clippy_utils::in_automatically_derived 239,277 ( 0.01%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 239,172 ( 0.01%) ???:::from_self [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 238,476 ( 0.01%) ???:<&rustc_middle::ty::list::RawList<(), rustc_type_ir::binder::BoundVariableKind> as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 237,365 ( 0.01%) ???:::visit_assoc_item'2 [???] 237,315 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::fn_def_id_with_node_args [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 237,118 ( 0.01%) ???:::record_partial_res [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 236,992 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::peel_hir_expr_refs [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 236,407 ( 0.01%) ???:rustc_ast::visit::visit_items::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 235,622 ( 0.01%) ???:__cxa_finalize [/usr/lib/libc.so.6] 233,718 ( 0.01%) ???:rustc_hir::intravisit::walk_expr:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 233,665 ( 0.01%) include/jemalloc/internal/sz.h:eset_remove 233,308 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::init_default_impl_for_type_if_needed 232,329 ( 0.01%) ???:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_serialize::serialize::Decodable>::decode'2 [???] 231,381 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/unconditional_recursion.rs:::init_default_impl_for_type_if_needed [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 231,144 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 230,889 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 230,624 ( 0.01%) 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rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::Stmt; 1]>>'2 [???] 222,580 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/sync.rs:::check_expr 222,288 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/needless_parens_on_range_literals.rs:::check_expr 222,045 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr_post 222,000 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/sync.rs:::check_expr 222,000 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/sync.rs:::check_expr 222,000 ( 0.01%) 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???:::filter_map_expr [???] 219,832 ( 0.01%) ???:core::ptr::drop_glue::>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 219,592 ( 0.01%) ???:>>::walk_ref [???] 218,670 ( 0.01%) ???:::flat_map_assoc_item [???] 218,360 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_stmt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 218,107 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/filter_map.rs:clippy_utils::macros::root_macro_call 217,782 ( 0.01%) ???:>::drop_slow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 217,770 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 217,636 ( 0.01%) ???:::lint_level_spec_at_node [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 217,583 ( 0.01%) ???:::serialize::{closure#0} [???] 217,374 ( 0.01%) ???:::trait_impl_of_assoc [???] 217,265 ( 0.01%) ???:::visit_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 217,152 ( 0.01%) /rust/deps/indexmap-2.14.0/src/map.rs:>::swap_remove:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 216,669 ( 0.01%) include/jemalloc/internal/tsd_tls.h:realloc 216,583 ( 0.01%) ???: as rustc_serialize::serialize::Decodable>::decode [???] 215,761 ( 0.01%) include/jemalloc/internal/sz.h:tcache_bin_flush_small 215,493 ( 0.01%) ???:> as rustc_data_structures::flat_map_in_place::FlatMapInPlace>>::flat_map_in_place::::{closure#0}, core::option::Option>> 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site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 205,286 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/methods/mod.rs:::check_impl_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 205,240 ( 0.01%) ???:core::ptr::drop_glue::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 205,082 ( 0.01%) ???:::type_dependent_def [???] 204,959 ( 0.01%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 204,915 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 204,267 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 204,108 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 203,813 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 202,214 ( 0.01%) ???:::check_expr_post [???] 200,392 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::::check::{closure#0}>>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 200,371 ( 0.01%) ???:::visit_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 199,665 ( 0.01%) ???:>::insert [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 199,336 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::if_statement_binops [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 198,879 ( 0.01%) ???:::desugar_doc_comments::desugar_inner'2 [???] 198,692 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check_path 198,047 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/methods/wrong_self_convention.rs:::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 197,627 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 197,600 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 197,600 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 197,600 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 197,329 ( 0.01%) ???:::visit_item [???] 196,777 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::maybe_walk_expr'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 195,856 ( 0.01%) ???:::source_callsite'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 195,596 ( 0.01%) ???:rustc_ast::visit::visit_stmts:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 195,554 ( 0.01%) ???:::parse_ty_where_predicate_kind [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 195,474 ( 0.01%) ???:thin_vec::drop_non_singleton::>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 195,470 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:>::walk_ref'2 195,378 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 194,842 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cmp.rs:::meets 194,842 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::meets 194,842 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/sync/atomic.rs:::meets 194,722 ( 0.01%) ???:::parse_safety [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 194,183 ( 0.01%) ???:::confirm_auto_impl_candidate::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 194,026 ( 0.01%) include/jemalloc/internal/edata.h:malloc_default 193,226 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/context.rs:::def_key:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 192,877 ( 0.01%) ???:thin_vec::drop_non_singleton:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 192,447 ( 0.01%) ???: as rustc_hir::intravisit::Visitor>::visit_generic_param [???] 191,942 ( 0.01%) ???:0x000000000000ad20 [/usr/lib/ld-linux-x86-64.so.2] 191,537 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 190,236 ( 0.01%) ???:rustc_span::edit_distance::sort_by_words [???] 190,222 ( 0.01%) ???:::decode_expn_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 189,684 ( 0.01%) ???: as rustc_ast::visit::Visitor>::visit_fn [???] 188,373 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/string.rs:::check_attributes 188,285 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:::finish_grow [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 188,118 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/context.rs:::check_attributes 188,118 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:clippy_lints::doc::suspicious_doc_comments::check 188,118 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mut_ptr.rs:clippy_lints::doc::suspicious_doc_comments::check 188,076 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/mod.rs:::check_attributes 188,019 ( 0.01%) ???: as core::clone::Clone>::clone::clone_non_singleton:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 187,795 ( 0.01%) ???:::check_tokens'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 187,457 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 187,200 ( 0.01%) ???: as rustc_hir::intravisit::Visitor>::visit_expr [???] 187,092 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 186,956 ( 0.01%) /rust/deps/hashbrown-0.17.1/src/raw.rs:>::reserve_rehash::::{closure#0}> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 186,898 ( 0.01%) ???:core::slice::sort::unstable::quicksort::quicksort::<(rustc_span::def_id::DefPathHash, rustc_span::span_encoding::Span), <[(rustc_span::def_id::DefPathHash, rustc_span::span_encoding::Span)]>::sort_unstable_by_key::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 186,763 ( 0.01%) ???: as rustc_hir::intravisit::Visitor>::visit_fn [???] 186,670 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::visit_expr'2 186,489 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 186,489 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 186,489 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 186,489 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 185,866 ( 0.01%) ???:::hir_expect_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 185,791 ( 0.01%) ???:thin_vec::drop_non_singleton:: [???] 185,167 ( 0.01%) ???:<[rustc_hir::hir::AssocItemConstraint] as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 185,140 ( 0.01%) ???:::visit_generic_param [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 184,972 ( 0.01%) include/jemalloc/internal/rtree.h:pa_dalloc 184,925 ( 0.01%) ???:pulldown_cmark::parse::item_to_event [???] 183,701 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs:::check_variant [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 183,367 ( 0.01%) ???:::data_untracked [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 183,240 ( 0.01%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 182,527 ( 0.01%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 182,460 ( 0.01%) ???:::pat_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 182,280 ( 0.01%) ???:::hash_one::<&std::path::PathBuf> [???] 182,072 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::append_opt_vecs:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 181,765 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/hir/map.rs:clippy_utils::macros::first_node_in_macro:: 181,550 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 180,792 ( 0.01%) ???:::visit_invoc [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 180,697 ( 0.01%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 180,547 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/suspicious_trait_impl.rs:::check_expr 179,994 ( 0.01%) ???:>, rustc_middle::query::erase::ErasedData<[u8; 2]>> as rustc_middle::query::caches::QueryCache>::for_each [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 179,818 ( 0.01%) ???:::expect_lifetime [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 179,666 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/vec_init_then_push.rs:::check_expr 179,646 ( 0.01%) ???:::check_block [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 179,060 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::hir 179,035 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 178,974 ( 0.01%) ???:::visit_pat'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 178,666 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/collections/hash/map.rs:::check_generics 178,462 ( 0.01%) ???:::to_token_trees'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 177,996 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty::>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 177,841 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_body [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 177,352 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 177,128 ( 0.01%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 176,381 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 176,254 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::visit_expr'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 176,020 ( 0.01%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::GenericParam; 1]>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 174,799 ( 0.01%) ???:thin_vec::drop_non_singleton:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 174,540 ( 0.01%) ???:::parse_limited_sym [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 174,449 ( 0.01%) ???:annotate_snippets::renderer::render::render'2 [???] 174,440 ( 0.01%) ???:rustc_middle::lint::emit_lint_base::emit_lint_base_impl [???] 173,329 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 172,425 ( 0.01%) ???:core::ptr::drop_glue:: [???] 172,181 ( 0.01%) ???:::check_generic_param [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 171,239 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/iterator.rs:, clippy_utils::macros::first_node_macro_backtrace::{closure#0}> as core::iter::traits::iterator::Iterator>::try_fold::<(), >::iter_try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, as core::iter::traits::iterator::Iterator>::try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> 171,006 ( 0.01%) ???:::visit_method_receiver_expr [???] 170,567 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs:::check_block [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 170,508 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:::instantiate_bound_regions_with_erased::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 170,186 ( 0.01%) ???:::visit_item'2 [???] 169,500 ( 0.01%) ???:rustc_expand::mbe::macro_check::check_nested_occurrences'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 169,449 ( 0.01%) ???:>::walk_mut [???] 169,263 ( 0.01%) ???:::visit_method_receiver_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 169,025 ( 0.01%) ???:::write_import_resolutions::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 168,958 ( 0.01%) /rust/deps/pulldown-cmark-0.11.3/src/parse.rs:>::make_code_span [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 168,847 ( 0.01%) ???:::look_ahead::::parse_self_param::{closure#2}::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 168,756 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 168,711 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr_post 168,254 ( 0.01%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/eset.c:eset_remove 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[/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 166,646 ( 0.01%) include/jemalloc/internal/rtree.h:extent_try_coalesce_impl.llvm.9305427869391012685 165,682 ( 0.01%) ???:thin_vec::drop_non_singleton:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 165,480 ( 0.01%) include/jemalloc/internal/jemalloc_internal_inlines_b.h:malloc_default 165,396 ( 0.01%) ???:::eq [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 164,970 ( 0.01%) ???:::visit_where_predicate_kind [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 164,776 ( 0.01%) ???:::visit_macro_invoc [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 164,450 ( 0.01%) ???:::ensure_source_file_source_present 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0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:>::reserve::do_reserve_and_handle:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 161,639 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::trim_start_matches::<::is_whitespace> 160,897 ( 0.01%) ???:thin_vec::drop_non_singleton:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 160,595 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::visit_qpath 160,347 ( 0.01%) ???:rustc_ast_lowering::index_ast [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 160,056 ( 0.01%) 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/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/edition.rs:>::with::<::with::expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 156,226 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:>::with::<::with::expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 155,930 ( 0.01%) ???:::typeck_body [???] 155,788 ( 0.01%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 155,354 ( 0.01%) ???:::rollback_to [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 154,585 ( 0.01%) include/jemalloc/internal/thread_event.h:malloc_default 154,504 ( 0.01%) ???:::flat_map_stmt [???] 154,207 ( 0.01%) ???:::visit_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 154,150 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/uninit_vec.rs:::check_block [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 153,999 ( 0.01%) ???:thin_vec::drop_non_singleton::>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 153,750 ( 0.01%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 153,421 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs:rustc_hir::intravisit::walk_expr::>'2 153,378 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 153,153 ( 0.01%) ???:::match_impl::{closure#0} [???] 152,656 ( 0.01%) ???:)>>::reserve_rehash::, rustc_hash::FxBuildHasher>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 152,280 ( 0.01%) ???:::parse_coroutine_kind [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 152,269 ( 0.01%) ???:::local_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 151,844 ( 0.01%) ???:::symbol_path [???] 151,840 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/index.rs:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 151,528 ( 0.01%) ???:::try_new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 151,481 ( 0.01%) ???:>>::walk_ref [???] 151,033 ( 0.01%) /rust/deps/hashbrown-0.17.1/src/map.rs:::check 150,965 ( 0.01%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 150,905 ( 0.01%) ???:::maybe_report_lifetime_uses [???] 150,837 ( 0.01%) ???:::def_path_hash [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 150,520 ( 0.01%) src/emap.c:pa_alloc 150,380 ( 0.01%) ???:>>::walk_ref [???] 150,156 ( 0.01%) ???:::hir_get_parent_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 149,842 ( 0.01%) ???:::visit_assoc_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 149,383 ( 0.01%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 149,340 ( 0.01%) ???:, ::get_lint_groups::{closure#0}>, ::get_lint_groups::{closure#1}>, ::lint_groups_iter::{closure#0}> as core::iter::traits::iterator::Iterator>::next [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 149,160 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 149,039 ( 0.01%) include/jemalloc/internal/edata.h:pa_dalloc 148,781 ( 0.01%) ???:>::insert [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 148,626 ( 0.01%) ???:::prepend [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 148,380 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/visitors.rs:rustc_hir::intravisit::walk_expr::>'2 147,972 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/mod.rs:, ::check_item_kind::{closure#0}>, ::check_item_kind::{closure#1}>, core::option::Option> as core::iter::traits::iterator::Iterator>::next [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 147,971 ( 0.01%) include/jemalloc/internal/mutex.h:malloc_default 147,493 ( 0.01%) ???:::filter_map_expr'2 [???] 147,450 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/iter.rs:::trim_matches::<::is_whitespace> 147,150 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/needless_maybe_sized.rs:::check_generics [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 146,331 ( 0.01%) ???:::stable_hash:: [???] 145,870 ( 0.01%) include/jemalloc/internal/mutex.h:tcache_bin_flush_small 144,941 ( 0.01%) ???:, (), rustc_hash::FxBuildHasher>>::contains_key::> [???] 144,388 ( 0.01%) src/tcache.c:malloc_default 144,331 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_pat::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 144,246 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs:::check_attribute [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 144,090 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:clippy_lints::lifetimes::could_use_elision [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 143,908 ( 0.01%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 143,605 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/nonstandard_macro_braces.rs:::check_mac_def::check_ts'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 143,595 ( 0.01%) ???:::add_annotation_to_file'2 [???] 143,503 ( 0.01%) ???:::normalize_to_macros_2_0 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 143,470 ( 0.01%) ???:thin_vec::drop_non_singleton:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 143,456 ( 0.01%) /rust/deps/indexmap-2.14.0/src/map.rs:>::get:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 143,155 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/iterator.rs:clippy_lints::doc::doc_suspicious_footnotes::check 142,882 ( 0.01%) ???:core::str::count::char_count_general_case [???] 142,729 ( 0.01%) ???:>::reserve_rehash::>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 142,611 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/unconditional_recursion.rs:::check_fn [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 142,560 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs:clippy_utils::macros::first_node_in_macro:: 142,523 ( 0.01%) ???:::freeze_and_get_read_spans'2 [???] 142,470 ( 0.01%) ???: as core::clone::Clone>::clone [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 142,373 ( 0.01%) ???:::lower_expr_if [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 142,262 ( 0.01%) ???:::visit_stmt [???] 141,857 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/attrs/mod.rs:::check_attribute [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 141,833 ( 0.01%) ???: as rustc_ast::visit::Visitor>::visit_stmt::{closure#0}'2 [???] 141,615 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/disallowed_names.rs:::check_pat [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 140,573 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/misc_early/unneeded_wildcard_pattern.rs:::check_pat 140,544 ( 0.01%) src/emap.c:ecache_evict 140,171 ( 0.01%) ???:>; 1]> as core::iter::traits::collect::Extend>>>::extend::>>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 139,151 ( 0.01%) ???:>::reserve_rehash::, rustc_middle::middle::privacy::EffectiveVisibility>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 138,973 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 138,491 ( 0.01%) ???:::hir_body [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 138,235 ( 0.01%) ???:rustc_ast::visit::walk_item_inner::> [???] 138,015 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::check_impl_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 137,835 ( 0.01%) ???: as rustc_hir::intravisit::Visitor>::visit_expr::{closure#0}::{closure#0} [???] 137,542 ( 0.01%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 137,526 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs:, clippy_utils::macros::first_node_macro_backtrace::{closure#0}> as core::iter::traits::iterator::Iterator>::try_fold::<(), >::iter_try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, as core::iter::traits::iterator::Iterator>::try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> 137,520 ( 0.01%) ???:::body_id [???] 137,430 ( 0.01%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 137,403 ( 0.01%) ???:rustc_query_impl::query_impl::shallow_lint_levels_on::invoke_provider_fn::__rust_begin_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 137,223 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:rustc_hir::intravisit::walk_path::> 137,056 ( 0.01%) ???: as rustc_type_ir::fold::TypeFolder>::fold_ty'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 136,966 ( 0.01%) ???:::fn_sig [???] 136,880 ( 0.01%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 136,587 ( 0.01%) /rust/deps/hashbrown-0.17.0/src/raw.rs:, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::get:: 136,294 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 136,240 ( 0.01%) ???:::flat_map_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 136,066 ( 0.01%) ???:::walk [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 136,000 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs:::check_expr 135,840 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs:::check_expr 135,831 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mut_ptr.rs:::check_attributes 135,575 ( 0.01%) ???: as rustc_hir::intravisit::Visitor>::visit_nested_body'2 [???] 135,473 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/search.rs:::visit_expr'2 135,443 ( 0.01%) ???:>::reserve_rehash::>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 135,223 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:::check_expr 135,223 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:::check_expr 135,223 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:::check_expr 135,223 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:::check_expr 135,223 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:::check_expr 135,217 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:::check_expr 134,498 ( 0.01%) src/tcache.c:free_default 134,000 ( 0.01%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/extent.c:extent_try_coalesce_impl.llvm.9305427869391012685 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 133,465 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/loops/while_let_on_iterator.rs:clippy_lints::loops::while_let_on_iterator::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 133,423 ( 0.01%) src/extent.c:tcache_bin_flush_small 133,388 ( 0.01%) include/jemalloc/internal/ph.h:malloc_default 133,308 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 133,200 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/context.rs:::check_expr 133,200 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ops/control_flow.rs:clippy_lints::operators::eq_op::check_assert 133,190 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/cognitive_complexity.rs:::check_fn [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 133,037 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_qpath:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 131,957 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 131,593 ( 0.01%) ???:rustc_hir::intravisit::walk_pat::>'2 [???] 131,523 ( 0.01%) /rust/deps/pulldown-cmark-0.11.3/src/parse.rs:>::handle_inline_pass1 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 131,352 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs:::check_ident [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 131,346 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:clippy_lints::functions::must_use::check_impl_item 130,932 ( 0.01%) ???:::record_lifetime_use [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 130,922 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/levels.rs:::check_attributes 130,617 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs:clippy_utils::is_expn_of 130,523 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/empty_line_after.rs:::new [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 130,464 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/swap.rs:::check_block [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 130,462 ( 0.01%) include/jemalloc/internal/ph.h:pa_dalloc 130,320 ( 0.01%) include/jemalloc/internal/rtree.h:free_default 130,251 ( 0.01%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [???] 130,080 ( 0.01%) ???:::name [???] 129,831 ( 0.01%) ???:::trait_def_id [???] 129,803 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/visit.rs:>::walk_ref [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 129,338 ( 0.01%) ???:> as rustc_ast::visit::Visitable>>::visit [???] 129,129 ( 0.01%) ???:::def_path_hash [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 128,582 ( 0.01%) ???:rustc_ast::visit::visit_stmts::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 128,238 ( 0.01%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 127,886 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:::visit_ty [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 127,380 ( 0.01%) ???: as rustc_serialize::serialize::Encodable>::encode [???] 126,781 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 126,763 ( 0.00%) ???:::walk::<::could_be_never_pattern::{closure#0}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 126,208 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:>::walk_ref'2 126,082 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/cmp.rs:::visit_pat 125,890 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/needless_else.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 125,721 ( 0.00%) ???:::lower_use_tree [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 125,647 ( 0.00%) ???:rustc_query_impl::query_impl::implementations_of_trait::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 125,526 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::result_err_ty [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 125,474 ( 0.00%) ???:__cxa_atexit [/usr/lib/libc.so.6] 125,412 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/context.rs:::check_attributes_post 125,412 ( 0.00%) ???:::is_descendant_of [???] 125,302 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/utils/author.rs:clippy_lints::utils::author::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 125,238 ( 0.00%) ???:::parse_borrowed_pointee [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 125,234 ( 0.00%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex> as rustc_middle::query::caches::QueryCache>::for_each'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 124,794 ( 0.00%) ???:core::ptr::drop_glue:: [???] 124,772 ( 0.00%) ???:rustc_traits::evaluate_obligation::evaluate_obligation [???] 124,741 ( 0.00%) ???:::fully_expand_fragment'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 124,425 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_fn_decl [???] 124,206 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_pat::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 123,930 ( 0.00%) ???:rustc_query_impl::query_impl::check_liveness::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 123,917 ( 0.00%) include/jemalloc/internal/ticker.h:malloc_default 123,495 ( 0.00%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 123,445 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/functions/duplicate_underscore_argument.rs:clippy_lints::functions::duplicate_underscore_argument::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 123,224 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/redundant_field_names.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 123,014 ( 0.00%) ???:>>::walk_ref [???] 122,482 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 122,454 ( 0.00%) ???:<::find_lifetime_for_self::FindReferenceVisitor as rustc_ast::visit::Visitor>::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 122,298 ( 0.00%) /rust/deps/thin-vec-0.2.19/src/lib.rs:>::walk_ref'2 122,082 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr 121,913 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs:::visit_arm 121,902 ( 0.00%) ???:rustc_query_impl::query_impl::lower_to_hir::invoke_provider_fn::__rust_begin_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 121,459 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested<(rustc_span::span_encoding::Span, alloc::string::String), core::iter::adapters::filter_map::FilterMap, clippy_lints::doc::suspicious_doc_comments::collect_doc_replacements::{closure#0}>>>::from_iter 121,240 ( 0.00%) /rust/deps/indexmap-2.14.0/src/map.rs:>::get_mut:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 121,007 ( 0.00%) src/arena.c:tcache_bin_flush_small 120,641 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/escape.rs:::check_fn [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 120,433 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/almost_complete_range.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 120,271 ( 0.00%) ???:::lookup_line [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 120,192 ( 0.00%) ???:::as_str [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 119,892 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/large_include_file.rs:::check_attribute [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 119,466 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::new 119,376 ( 0.00%) ???:::parse_generics [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 119,340 ( 0.00%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/jemalloc.c:free_default [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 119,270 ( 0.00%) ???:>>::collect_and_apply::, <&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_serialize::serialize::Decodable>::decode::{closure#0}>, ::mk_args_from_iter, <&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_serialize::serialize::Decodable>::decode::{closure#0}>, rustc_middle::ty::generic_args::GenericArg>::{closure#0}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 118,652 ( 0.00%) ???:>>::drop_slow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 118,353 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/res.rs:clippy_utils::res::MaybeQPath::res::f [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 118,000 ( 0.00%) ???:rustc_query_impl::query_impl::check_unsafety::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 117,968 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_poly_trait_ref [???] 117,913 ( 0.00%) ???:::annotated_lines'2 [???] 117,866 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_fn [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 117,864 ( 0.00%) ???:pulldown_cmark::scanners::unescape::<&str> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 117,727 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::>, rustc_middle::query::erase::ErasedData<[u8; 2]>>, true> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 117,137 ( 0.00%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 117,021 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 116,870 ( 0.00%) ???:>::rustc_entry [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 116,834 ( 0.00%) ???:rustc_query_impl::query_impl::evaluate_obligation::execute_query_incr::__rust_end_short_backtrace [???] 116,394 ( 0.00%) ???:::visit_pat'2 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/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/vec_cache.rs:clippy_utils::trait_ref_of_method 114,442 ( 0.00%) ???:::parent_module_from_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 114,300 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_qpath:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 114,218 ( 0.00%) ???:rustc_query_impl::plumbing::promote_from_disk_inner::>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 114,192 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:::instantiate_bound_regions_with_erased::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 113,270 ( 0.00%) ???:::with_parent [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 112,996 ( 0.00%) ???:rustc_errors::annotate_snippet_emitter_writer::collect_annotations [???] 112,914 ( 0.00%) ???:rustc_query_impl::query_impl::has_ffi_unwind_calls::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 112,485 ( 0.00%) ???:::fmt [???] 112,283 ( 0.00%) ???:::find_ancestor_inside [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 112,051 ( 0.00%) 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???:core::ptr::drop_glue::>; 1]>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 104,586 ( 0.00%) ???:::visit_pat'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 104,523 ( 0.00%) ???:>>::walk_ref'2 [???] 104,517 ( 0.00%) ???:::hir_item [???] 104,256 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cmp.rs:::meets 104,120 ( 0.00%) ???:rustc_query_impl::query_impl::check_transmutes::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 103,944 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_generics [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 103,830 ( 0.00%) ???:pulldown_cmark::scanners::scan_link_dest [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 103,752 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 103,725 ( 0.00%) ???:rustc_hir::intravisit::walk_pat::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 103,509 ( 0.00%) ???:::imported_source_file::{closure#0}'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 103,462 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 103,431 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:clippy_lints::non_expressive_names::do_check 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???:zerotrie::reader::step_parameterized::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 100,774 ( 0.00%) ???:::visit_pat'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 100,724 ( 0.00%) ???:>::walk_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 100,694 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:clippy_lints::lifetimes::has_where_lifetimes [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 100,683 ( 0.00%) ???:::strict_cmp [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 100,436 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/map.rs:>::insert [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 100,064 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/memchr.rs:::check_fn 99,949 ( 0.00%) ???:::from_def_id [???] 99,587 ( 0.00%) ???:realpath [/usr/lib/libc.so.6] 99,517 ( 0.00%) ???:>::with_lint_attrs::< as rustc_ast::visit::Visitor>::visit_local::{closure#0}>::{closure#0} [???] 99,513 ( 0.00%) include/jemalloc/internal/edata.h:pac_decay_to_limit.llvm.9344053299937794623 99,230 ( 0.00%) ???:0x0000000000067b30 [/usr/lib/libc.so.6] 98,502 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::expr_or_init [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 98,488 ( 0.00%) ???:::list_from_tokens'2 [???] 98,350 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 98,299 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/empty_line_after.rs:, ::check_item_kind::{closure#0}>, ::check_item_kind::{closure#1}>, core::option::Option> as core::iter::traits::iterator::Iterator>::next 98,190 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/sync/lock.rs:>::with::::data::{closure#0}>::{closure#0}, rustc_span::SpanData> 98,000 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/ast.rs:>::walk_ref [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 97,864 ( 0.00%) ???:rustc_ast::visit::visit_stmts:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 97,798 ( 0.00%) ???:rustc_ast::visit::visit_stmts:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 97,798 ( 0.00%) ???:rustc_ast::visit::visit_stmts:: 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/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_pat:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 94,945 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_trait_impl_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 94,740 ( 0.00%) ???:rustc_query_impl::query_impl::source_span::invoke_provider_fn::__rust_begin_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 94,524 ( 0.00%) ???:>::decode'2 [???] 94,426 ( 0.00%) ???:::check_pat'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 94,416 ( 0.00%) ???:rustc_ast::mut_visit::walk_fn::'2 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/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/visit.rs:rustc_ast::visit::walk_stmt:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 92,550 ( 0.00%) ???:rustc_lint::builtin::warn_if_doc [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 92,485 ( 0.00%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::diagnostic_items [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 92,443 ( 0.00%) include/jemalloc/internal/tsd.h:pa_alloc 92,428 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:clippy_lints::doc::missing_headers::check 92,323 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, rustc_middle::ty::ImplTraitHeader>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 92,276 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 92,210 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:clippy_lints::doc::missing_headers::check 92,208 ( 0.00%) ???:<[rustc_hir::hir::GenericParam] as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 92,116 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/functions/ref_option.rs:clippy_lints::functions::ref_option::check_fn [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 91,708 ( 0.00%) ???:::in_external_macro'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 91,665 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/visitors.rs: as rustc_hir::intravisit::Visitor>::visit_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 91,310 ( 0.00%) ???:>::reserve_rehash::, ()>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 91,104 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 91,104 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/const_ptr.rs:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 91,104 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/thread/local.rs:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 90,951 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/flatten.rs:>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}> as core::iter::traits::iterator::Iterator>::fold::<(), core::iter::traits::iterator::Iterator::for_each::call<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound), as core::iter::traits::collect::Extend<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound)>>::extend>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}>>::{closure#0}>::{closure#0}> 90,703 ( 0.00%) ???:::parse_ident_common [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 90,648 ( 0.00%) include/jemalloc/internal/edata.h:extent_try_coalesce_impl.llvm.9305427869391012685 90,576 ( 0.00%) ???:, serde_json::ser::CompactFormatter> as serde_core::ser::SerializeStruct>::serialize_field:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 90,499 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:clippy_utils::attrs::parse_attrs::<::pop_attrs::{closure#0}, rustc_hir::hir::Attribute> 90,440 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_mac_def::check_ts'2 90,013 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_attributes 90,011 ( 0.00%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 89,966 ( 0.00%) ???:>::decode'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 89,788 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:clippy_utils::attrs::parse_attrs::<::push_attrs::{closure#0}, rustc_hir::hir::Attribute> 89,508 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/temporary_assignment.rs:::check_expr 89,421 ( 0.00%) ???:::next [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 89,400 ( 0.00%) ???:rustc_query_impl::execution::ensure_can_skip_execution::, rustc_middle::dep_graph::graph::DepNodeIndex>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 89,355 ( 0.00%) ???:rustc_ast::visit::visit_assoc_items::>'2 [???] 89,289 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::check_expr 89,215 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr 89,175 ( 0.00%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 89,100 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/slow_vector_initialization.rs:::check_expr 88,977 ( 0.00%) ???:::walk_::<::is_never_pattern::{closure#0}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 88,938 ( 0.00%) ???:core::ptr::drop_glue::> [???] 88,877 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr 88,872 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:clippy_utils::is_in_const_context 88,870 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:::check_expr_post 88,816 ( 0.00%) ???:::new_imported_source_file [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 88,800 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/context.rs:::check_expr 88,800 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:::check_expr 88,800 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs:::check_expr 88,800 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/fuse.rs:clippy_lints::operators::float_cmp::check_assert 88,800 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/iterator.rs:clippy_lints::operators::float_cmp::check_assert 88,800 ( 0.00%) 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site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_lints::operators::float_cmp::check_assert 88,796 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr 88,732 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/hir/map.rs:::hir_body_owner_kind:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 88,240 ( 0.00%) ???:::resolve_trait_item::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 88,049 ( 0.00%) ???:>::call_once'2 [???] 87,912 ( 0.00%) ???:>::lift_to_interner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 87,849 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/result.rs:::finish_grow 87,366 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/ptr/mod.rs:::check_body [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 87,116 ( 0.00%) ???:::list_from_tokens [???] 87,047 ( 0.00%) ???:::build_reduced_graph_for_use_tree [???] 87,018 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::check_clippy_attr:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 87,014 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:clippy_lints::minmax::min_max 86,619 ( 0.00%) ???:::node_args [???] 86,361 ( 0.00%) ???: as fluent_bundle::resolver::WriteValue>::write:: 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[/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 85,141 ( 0.00%) src/emap.c:tcache_bin_flush_small 84,975 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs:::check_param [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 84,693 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/extra_unused_type_parameters.rs:::check_impl_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 84,668 ( 0.00%) ???:::build_reduced_graph_for_use_tree'2 [???] 84,370 ( 0.00%) ???:::hash::> [???] 84,232 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/needless_bool.rs:::check_block [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 84,186 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:clippy_utils::is_expn_of 83,966 ( 0.00%) ???:::parse_expr_array_or_repeat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 83,959 ( 0.00%) ???:>::fill_item::<::fresh_args_for_item::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 83,950 ( 0.00%) ???:::add_early_lint [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 83,844 ( 0.00%) ???:::check_attributes [???] 83,746 ( 0.00%) ???:rustc_trait_selection::traits::do_normalize_clauses [???] 83,250 ( 0.00%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 83,168 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/needless_question_mark.rs:clippy_lints::needless_question_mark::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 83,120 ( 0.00%) ???:::annotated_lines [???] 83,055 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/context/tls.rs:clippy_utils::trait_ref_of_method 83,050 ( 0.00%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 82,887 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::check_expr 82,868 ( 0.00%) ???:::emit_messages_default'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 82,775 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/cognitive_complexity.rs:rustc_hir::intravisit::walk_expr::::check::{closure#0}>>'2 82,622 ( 0.00%) ???:::update_field [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 82,540 ( 0.00%) ???:>::tys'2 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80,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/traits.rs:::as_str 80,388 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:rustc_hir::intravisit::walk_qpath:: 80,099 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [???] 79,714 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 79,381 ( 0.00%) ???:::check_item [???] 79,210 ( 0.00%) src/thread_event.c:free_default 78,999 ( 0.00%) ???:>>::drop_slow'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 78,814 ( 0.00%) ???:llvm::PassRegistry::registerPass(llvm::PassInfo const&, bool) 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[/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 78,587 ( 0.00%) ???:llvm::cl::ParseCommandLineOptions(int, char const* const*, llvm::StringRef, llvm::raw_ostream*, llvm::vfs::FileSystem*, char const*, bool) [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 78,387 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/macros.rs: as core::iter::traits::iterator::Iterator>::try_fold::flatten::, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0} 78,387 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:, clippy_utils::macros::first_node_macro_backtrace::{closure#0}> as core::iter::traits::iterator::Iterator>::try_fold::<(), >::iter_try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, as core::iter::traits::iterator::Iterator>::try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> 78,316 ( 0.00%) ???:::try_mark_green [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 78,315 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 78,132 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/source.rs:::with_source_text::, &rustc_lint::context::EarlyContext, ::check_fn::{closure#0}> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 78,064 ( 0.00%) ???:::implicit_self [???] 78,000 ( 0.00%) include/jemalloc/internal/tcache_inlines.h:free_default 77,964 ( 0.00%) ???:::visit_generic_params'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 77,894 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 77,894 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 77,894 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 77,707 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 77,636 ( 0.00%) ???:core::ptr::drop_glue::> 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77,028 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/control/tag.rs:>::insert 76,942 ( 0.00%) ???:rustc_attr_parsing::validate_attr::check_attr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 76,775 ( 0.00%) ???:>::get_placeable'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 76,739 ( 0.00%) ???:::parse_meta_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 76,634 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/four_forward_slashes.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 76,615 ( 0.00%) include/jemalloc/internal/ph.h:extent_record 76,561 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 76,552 ( 0.00%) ???:::decode_symbol [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 76,475 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/toplevel_ref_arg.rs:::check_fn [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 76,453 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:clippy_utils::macros::root_macro_call 76,316 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/inline_trait_bounds.rs:::check_fn [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 76,296 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/attrs/mixed_attributes_style.rs:clippy_lints::attrs::mixed_attributes_style::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 76,287 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:rustc_hir::intravisit::walk_expr::'2 76,038 ( 0.00%) ???:core::fmt::write'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 75,602 ( 0.00%) ???:rustc_resolve::rustdoc::parse_links'2 [???] 75,600 ( 0.00%) ???:> as rustc_data_structures::flat_map_in_place::FlatMapInPlace>>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[alloc::boxed::Box; 1]>>'2 [???] 75,508 ( 0.00%) ???:::span_to_location_info [???] 74,965 ( 0.00%) ???:core::str::count::do_count_chars [???] 74,682 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/num/uint_macros.rs:::check_fn 74,520 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_generic_arg::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 74,413 ( 0.00%) ???:>>::drop_slow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 74,266 ( 0.00%) ???:::parse_seq_to_before_end::::parse_meta_item::{closure#3}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 74,178 ( 0.00%) /rust/deps/hashbrown-0.17.0/src/raw.rs:>::insert::, rustc_type_ir::sty::Region>::{closure#0}> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 74,066 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 74,043 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 74,040 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs:::check_block [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 74,039 ( 0.00%) ???:<&rustc_middle::ty::list::RawList<(), rustc_type_ir::canonical::CanonicalVarKind> as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 74,028 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/alloc.rs:::finish_grow 73,990 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}> as core::iter::traits::iterator::Iterator>::fold::<(), core::iter::traits::iterator::Iterator::for_each::call<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound), as core::iter::traits::collect::Extend<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound)>>::extend>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}>>::{closure#0}>::{closure#0}> 73,920 ( 0.00%) ???:::meta [???] 73,844 ( 0.00%) ???:::send_new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 73,831 ( 0.00%) ???:::check_arm [???] 73,697 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/map.rs:>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}> as core::iter::traits::iterator::Iterator>::fold::<(), core::iter::traits::iterator::Iterator::for_each::call<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound), as core::iter::traits::collect::Extend<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound)>>::extend>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}>>::{closure#0}>::{closure#0}> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 73,643 ( 0.00%) ???:::hir_enclosing_body_owner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 73,636 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs: as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::traits::iterator::Iterator::find_map::check<(rustc_span::hygiene::ExpnId, rustc_span::hygiene::ExpnData), clippy_utils::macros::MacroCall, &mut clippy_utils::macros::macro_backtrace::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> 73,623 ( 0.00%) ???: as core::clone::Clone>::clone [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 73,500 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:clippy_utils::attrs::parse_attrs::<::push_attrs::{closure#0}, rustc_hir::hir::Attribute> 73,429 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_impl_item::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 73,332 ( 0.00%) src/thread_event.c:malloc_default 73,294 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/legacy_numeric_constants.rs:clippy_lints::legacy_numeric_constants::is_numeric_const [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 73,111 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/const_ptr.rs:::check_attributes 73,108 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/mod.rs:::check_expr 73,032 ( 0.00%) ???:rustc_ast::visit::walk_fn::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 73,032 ( 0.00%) ???:rustc_ast::visit::walk_fn::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 73,013 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 72,975 ( 0.00%) include/jemalloc/internal/thread_event.h:free_default 72,934 ( 0.00%) ???:::find_library_crate [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 72,865 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/missing_const_for_thread_local.rs:::check_fn [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 72,762 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:::check_poly_trait_ref [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 72,737 ( 0.00%) ???:rustc_query_impl::query_impl::constness::invoke_provider_fn::__rust_begin_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 72,711 ( 0.00%) src/pac.c:tcache_bin_flush_small 72,706 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:clippy_utils::macros::first_node_in_macro:: 72,702 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 72,645 ( 0.00%) ???:::parse_footnote [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 72,609 ( 0.00%) ???:rustc_passes::diagnostic_items::all_diagnostic_items [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 72,579 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::visit_qpath 72,540 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 72,520 ( 0.00%) ???:::try_fold_free_or_assoc [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 72,398 ( 0.00%) ???:, rustc_error_messages::DiagArgValue, rustc_hash::FxBuildHasher>>::insert_full [???] 72,380 ( 0.00%) ???:::emit_diagnostic::{closure#3} [???] 72,377 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 72,331 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/needless_arbitrary_self_type.rs:::check_param [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 72,174 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/asm_syntax.rs:::check_expr 72,043 ( 0.00%) ???:::parse_next_component_back [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 71,994 ( 0.00%) ???:rustc_expand::placeholders::placeholder::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 71,969 ( 0.00%) src/pac.c:pa_alloc 71,898 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::visit_pat 71,880 ( 0.00%) ???:::visit_block [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 71,734 ( 0.00%) ???: as fluent_bundle::entry::GetEntry>::get_entry_message [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 71,661 ( 0.00%) ???:::new'2 [???] 71,612 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 71,464 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_fn 71,392 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/const_ptr.rs:::trim_matches::<::is_whitespace> 71,392 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mut_ptr.rs:::trim_matches::<::is_whitespace> 71,392 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/traits.rs:::trim_matches::<::is_whitespace> 71,355 ( 0.00%) ???:::evaluate_root_obligation [???] 71,158 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_type_ir/src/fast_reject.rs:::init_default_impl_for_type_if_needed 71,080 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:clippy_lints::unit_types::unit_cmp::check 71,061 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/iterator.rs:clippy_utils::macros::first_node_in_macro:: 70,978 ( 0.00%) ???: as rustc_type_ir::visit::TypeVisitor>::visit_ty [???] 70,952 ( 0.00%) ???:::entire [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 70,810 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/self_named_constructors.rs:::check_impl_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 70,807 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_attributes 70,807 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_attributes 70,770 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_poly_trait_ref [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 70,758 ( 0.00%) ???:rustc_metadata::foreign_modules::collect [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 70,711 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:::visit_poly_trait_ref [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 70,682 ( 0.00%) ???:pulldown_cmark::firstpass::run_first_pass [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 70,596 ( 0.00%) ???:::fmt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 70,595 ( 0.00%) ???:rustc_attr_parsing::attributes::cfg::parse_name_value [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 70,545 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 70,428 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/vec_cache.rs:::check_impl_item 70,428 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/mod.rs:clippy_utils::last_path_segment 70,428 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::last_path_segment [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 70,375 ( 0.00%) ???:rustc_attr_parsing::context::ATTRIBUTE_PARSERS::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 70,334 ( 0.00%) ???:::check_tokens [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 70,272 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/needless_late_init.rs:::check_block_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 70,077 ( 0.00%) ???:core::ptr::drop_glue::, rustc_ast::ast::AstOwner)>>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 69,712 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_pat 69,712 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:clippy_lints::matches::rest_pat_in_fully_bound_struct::check 69,660 ( 0.00%) ???:::map_ctxt::<::normalize_to_macros_2_0_and_adjust::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 69,641 ( 0.00%) ???:::decode_syntax_context [???] 69,419 ( 0.00%) ???:rustc_resolve::rustdoc::parse_links [???] 69,398 ( 0.00%) ???:memchr::arch::x86_64::memchr::memchr3_raw::find_avx2 [???] 69,316 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 69,200 ( 0.00%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 69,169 ( 0.00%) ???:::clone [???] 68,847 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::visit_expr'2 68,423 ( 0.00%) ???:::evaluate_obligation [???] 68,298 ( 0.00%) ???:rustc_expand::mbe::macro_check::check_binders'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 68,274 ( 0.00%) ???:::encode_query_value::<&rustc_data_structures::unord::UnordSet> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 68,244 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::init_default_impl_for_type_if_needed 68,212 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/no_effect.rs:::check_stmt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 68,144 ( 0.00%) ???:::flat_map_where_predicate [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 68,118 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/redundant_closure_call.rs:::check_block [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 68,106 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/manual_clamp.rs:::check_block [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 68,103 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested<(rustc_span::span_encoding::Span, alloc::string::String), core::iter::adapters::filter_map::FilterMap, clippy_lints::doc::suspicious_doc_comments::collect_doc_replacements::{closure#0}>>>::from_iter 68,103 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:clippy_utils::attrs::parse_attrs::<::pop_attrs::{closure#0}, rustc_hir::hir::Attribute> 68,062 ( 0.00%) src/decay.c:tcache_bin_flush_small 67,730 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:rustc_hir::intravisit::walk_ty::> 67,724 ( 0.00%) include/jemalloc/internal/bit_util.h:tcache_bin_flush_small 67,638 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/vec_cache.rs:::check_expr 67,598 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 67,533 ( 0.00%) ???:::deref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 67,518 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/index.rs: as core::iter::traits::iterator::Iterator>::next 67,508 ( 0.00%) ???:::eq [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 67,500 ( 0.00%) ???:::clone::{closure#0} [???] 67,368 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/structural_impls.rs:>::super_fold_with::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 67,365 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/inherent_to_string.rs:::check_impl_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 67,257 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/vec_cache.rs:::check_fn 67,126 ( 0.00%) ???:rustc_ast_pretty::pprust::path_to_string [???] 66,951 ( 0.00%) ???:::path_all [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 66,926 ( 0.00%) ???:>::next'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 66,755 ( 0.00%) ???:<&mut core::iter::adapters::map::map_fold<&(&str, rustc_target::target_features::Stability, &[&str]), (&str, rustc_target::target_features::Stability, &[&str]), (), <(&str, rustc_target::target_features::Stability, &[&str]) as core::clone::Clone>::clone, core::iter::adapters::map::map_fold<(&str, rustc_target::target_features::Stability, &[&str]), (&str, rustc_target::target_features::Stability), (), rustc_target::target_features::all_rust_features::{closure#0}, core::iter::adapters::filter::filter_fold<(&str, rustc_target::target_features::Stability), (), ::fill_well_known::{closure#3}, core::iter::adapters::map::map_fold<(&str, rustc_target::target_features::Stability), &str, (), ::fill_well_known::{closure#4}, &mut core::iter::adapters::map::map_fold<&str, rustc_span::symbol::Symbol, (), ::intern, core::iter::adapters::map::map_fold, (), core::option::Option::Some, core::iter::adapters::map::map_fold, (core::option::Option, ()), (), , rustc_hash::FxBuildHasher> as core::iter::traits::collect::Extend>>::extend, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>>, rustc_target::target_features::all_rust_features::{closure#0}>, ::fill_well_known::{closure#3}>, ::fill_well_known::{closure#4}>, core::iter::adapters::cloned::Cloned>>, ::intern>, core::option::Option::Some>>::{closure#0}, core::iter::traits::iterator::Iterator::for_each::call<(core::option::Option, ()), , (), rustc_hash::FxBuildHasher> as core::iter::traits::collect::Extend<(core::option::Option, ())>>::extend, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>>, rustc_target::target_features::all_rust_features::{closure#0}>, ::fill_well_known::{closure#3}>, ::fill_well_known::{closure#4}>, core::iter::adapters::cloned::Cloned>>, ::intern>, core::option::Option::Some>, , rustc_hash::FxBuildHasher> as core::iter::traits::collect::Extend>>::extend, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>, core::slice::iter::Iter<(&str, rustc_target::target_features::Stability, &[&str])>>>, rustc_target::target_features::all_rust_features::{closure#0}>, ::fill_well_known::{closure#3}>, ::fill_well_known::{closure#4}>, core::iter::adapters::cloned::Cloned>>, ::intern>, core::option::Option::Some>>::{closure#0}>>::{closure#0}>::{closure#0}>::{closure#0}>::{closure#0}>::{closure#0}>::{closure#0}>::{closure#0}>::{closure#0}>::{closure#0} as core::ops::function::FnMut<((), &(&str, rustc_target::target_features::Stability, &[&str]))>>::call_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 66,664 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/utils/dump_hir.rs:::check_impl_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 66,629 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_fn::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 66,600 ( 0.00%) ???:::new_with_limit [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 66,558 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/mod.rs:::check_fn 66,328 ( 0.00%) include/jemalloc/internal/bit_util.h:eset_remove 66,178 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/cmp.rs:::check 66,024 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr 65,987 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:::check_attributes 65,607 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/symbol.rs:>::with::<::as_str::{closure#0}, &str> 65,607 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/const_ptr.rs:>::with::<::as_str::{closure#0}, &str> 65,607 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/thread/local.rs:>::with::<::as_str::{closure#0}, &str> 65,468 ( 0.00%) ???:memchr::arch::x86_64::memchr::count_raw::find_avx2 [???] 65,461 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:clippy_utils::msrvs::check_attrs:: 65,347 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/formatting.rs:::check_block [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 65,295 ( 0.00%) ???:rustc_target::spec::add_link_args [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 65,229 ( 0.00%) ???:::span_labels [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 65,160 ( 0.00%) /rust/deps/indexmap-2.14.0/src/map.rs: as core::iter::traits::collect::FromIterator<(rustc_hir_id::HirId, ())>>::from_iter::, clippy_utils::iter_input_pats::{closure#0}>, clippy_lints::functions::not_unsafe_ptr_arg_deref::check_raw_ptr::{closure#0}>, as core::iter::traits::collect::FromIterator>::from_iter, clippy_utils::iter_input_pats::{closure#0}>, clippy_lints::functions::not_unsafe_ptr_arg_deref::check_raw_ptr::{closure#0}>>::{closure#0}>> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 65,001 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 64,965 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/misc_early/mod.rs:::check_generics [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 64,856 ( 0.00%) ???:::lower_use_path [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 64,789 ( 0.00%) /rust/deps/smallvec-1.15.1/src/lib.rs:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty> as rustc_type_ir::fold::TypeFoldable>::fold_with::> 64,737 ( 0.00%) ???:::intern_const [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 64,727 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cmp.rs:::check_expr 64,710 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unused_unit.rs:::check_poly_trait_ref [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 64,649 ( 0.00%) ???:>::walk_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 64,604 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/raw.rs:clippy_lints::functions::duplicate_underscore_argument::check 64,323 ( 0.00%) ???:rustc_ast::visit::visit_stmts::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 64,291 ( 0.00%) ???:rustc_ast::visit::visit_stmts::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 64,291 ( 0.00%) ???:rustc_ast::visit::visit_stmts::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 64,291 ( 0.00%) ???:rustc_ast::visit::visit_stmts::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 64,291 ( 0.00%) ???:rustc_ast::visit::visit_stmts::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 63,975 ( 0.00%) ???:>::with::::new::{closure#0}::{closure#0}>::{closure#0}, u32> [???] 63,899 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/utils/author.rs:::check_stmt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 63,712 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/const_ptr.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested, core::slice::iter::Iter>>>>::from_iter 63,712 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 63,644 ( 0.00%) include/jemalloc/internal/sz.h:ecache_evict 63,575 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:::write_str 63,293 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/methods/unnecessary_to_owned.rs:clippy_lints::methods::unnecessary_to_owned::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 63,240 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:::check_generics 63,224 ( 0.00%) ???:)>>::reserve_rehash::, rustc_hash::FxBuildHasher>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 62,989 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/validations.rs:::check_attributes 62,865 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/utils/dump_hir.rs:::check_stmt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 62,792 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/query/caches.rs:::init_default_impl_for_type_if_needed 62,706 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs:clippy_lints::doc::suspicious_doc_comments::check 62,706 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/spec_from_iter.rs:clippy_lints::doc::suspicious_doc_comments::check 62,706 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:clippy_lints::doc::suspicious_doc_comments::check 62,675 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_pat:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 62,544 ( 0.00%) ???:::descent_to_ambiguity'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 62,482 ( 0.00%) ???:::check_crate'2 [???] 62,423 ( 0.00%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 62,335 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::fn_def_id [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 62,260 ( 0.00%) ???: as core::iter::traits::collect::FromIterator>::from_iter::, ::lower_generic_params_mut::{closure#0}>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 62,116 ( 0.00%) ???:::pat_lang_item_variant [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 62,079 ( 0.00%) ???:::update [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 61,890 ( 0.00%) include/jemalloc/internal/rtree.h:extent_record 61,652 ( 0.00%) ???:::insert_field_idents [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 61,651 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 61,631 ( 0.00%) include/jemalloc/internal/cache_bin.h:free_default 61,603 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:clippy_lints::non_expressive_names::do_check 61,568 ( 0.00%) ???: as core::clone::Clone>::clone::clone_non_singleton::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 61,524 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/source.rs:::into_range [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 61,361 ( 0.00%) include/jemalloc/internal/arena_inlines_b.h:free_default 61,311 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::visit_poly_trait_ref 61,080 ( 0.00%) ???: as rustc_serialize::serialize::Decodable>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 61,022 ( 0.00%) ???:::parse_meta_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 61,008 ( 0.00%) include/jemalloc/internal/tsd_tls.h:malloc_default 60,905 ( 0.00%) ???:::visit_generic_args'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 60,830 ( 0.00%) ???:rustc_query_impl::query_impl::impl_trait_header::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 60,493 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/attrs/mod.rs:::check_attribute [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 60,436 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::into_range 60,403 ( 0.00%) ???:::visit_expr'2 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site/frontend/rust-clippy/clippy_lints/src/attrs/deprecated_cfg_attr.rs:clippy_lints::attrs::deprecated_cfg_attr::check_clippy [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 59,810 ( 0.00%) ???:>::call_once [???] 59,756 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/functions/misnamed_getters.rs:clippy_lints::functions::misnamed_getters::check_fn [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 59,752 ( 0.00%) ???:::parse_field_def::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 59,613 ( 0.00%) ???:rustc_expand::mbe::macro_rules::compile_declarative_macro [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 59,554 ( 0.00%) src/sz.c:eset_remove 59,540 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check_pat 59,429 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:::instantiate_bound_regions_with_erased:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 59,423 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 59,420 ( 0.00%) ???:rustc_trait_selection::traits::normalize::normalize_with_depth_to::>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 59,411 ( 0.00%) ???:::stable_hash::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 59,325 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/dep_graph/graph.rs:clippy_utils::trait_ref_of_method 59,232 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> 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/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:rustc_hir::intravisit::walk_qpath:: 58,773 ( 0.00%) ???:>::call_once [???] 58,708 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 58,696 ( 0.00%) ???:::parse_if_after_cond [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 58,648 ( 0.00%) ???:::evaluate_predicate_recursively [???] 58,560 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/no_effect.rs:::check_block_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 58,535 ( 0.00%) ???: as fluent_bundle::resolver::WriteValue>::write:: [???] 58,512 ( 0.00%) /rust/deps/scoped-tls-1.0.1/src/lib.rs:>::with::<::with::is_descendant_of::{closure#0}>::{closure#0}, bool> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 58,463 ( 0.00%) ???:::features [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 58,450 ( 0.00%) ???:::resolve_regions::<[rustc_middle::ty::Ty; 0]> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 58,422 ( 0.00%) ???:::visit_block'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 57,936 ( 0.00%) ???:<::expand_abstract_consts::Expander as rustc_type_ir::fold::TypeFolder>::fold_const [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 57,904 ( 0.00%) ???:rustc_trait_selection::traits::do_normalize_clauses'2 [???] 57,494 ( 0.00%) ???:::new 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???:::visit_pat'2 [???] 56,712 ( 0.00%) ???:::visit_stmt'2 [???] 56,644 ( 0.00%) ???:::from_token [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 56,586 ( 0.00%) ???:::clone [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 56,511 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr 56,252 ( 0.00%) include/jemalloc/internal/edata.h:realloc 56,218 ( 0.00%) ???:, usize)>>::reserve_rehash::, usize, rustc_hash::FxBuildHasher>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 56,044 ( 0.00%) /rust/deps/indexmap-2.14.0/src/inner/entry.rs:, rustc_type_ir::sty::Region>>::new [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 56,010 ( 0.00%) ???:::is_conditionally_const::'2 [???] 55,906 ( 0.00%) ???:::visit_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 55,800 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/implied_bounds_in_impls.rs:::check_ty 55,785 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_pat 55,678 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::check_single_char_names [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 55,661 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_path_segment:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 55,607 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::visit_pat 55,582 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 55,369 ( 0.00%) ???:core::ptr::drop_glue::>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 55,345 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs:::check_expr 55,256 ( 0.00%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 55,196 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/iter.rs:::check_fn 55,070 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}> as core::iter::traits::iterator::Iterator>::fold::<(), core::iter::traits::iterator::Iterator::for_each::call<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound), as core::iter::traits::collect::Extend<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound)>>::extend>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}>>::{closure#0}>::{closure#0}> 55,037 ( 0.00%) ???:thin_vec::drop_non_singleton::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 54,918 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs:::check_impl_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 54,913 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/query/inner.rs:::init_default_impl_for_type_if_needed 54,899 ( 0.00%) include/jemalloc/internal/sz.h:extent_record 54,800 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/mod.rs:::get_all_attrs:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 54,786 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/visitors.rs:rustc_hir::intravisit::walk_arm::> 54,586 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/intrinsics/mod.rs:, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::get:: 54,552 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 54,551 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unused_unit.rs:::check_fn [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 54,537 ( 0.00%) ???:::qpath_res'2 [???] 54,498 ( 0.00%) /rust/deps/hashbrown-0.17.0/src/control/bitmask.rs:, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::get:: 54,387 ( 0.00%) src/sz.c:tcache_bin_flush_small 54,199 ( 0.00%) ???:::matches:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 54,140 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/source.rs:::check_fn 54,077 ( 0.00%) ???:>::fold_clauses [???] 53,935 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/matches/collapsible_match.rs:clippy_lints::matches::collapsible_match::check_arm [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 53,914 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/attrs/deprecated_cfg_attr.rs:clippy_lints::attrs::deprecated_cfg_attr::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 53,707 ( 0.00%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex))>>::reserve_rehash::<, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::insert_unique::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 53,572 ( 0.00%) ???:::walk_ty'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 53,300 ( 0.00%) ???:core::slice::memchr::memrchr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 53,289 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs:::check_expr 53,244 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/traits.rs:clippy_lints::doc::doc_suspicious_footnotes::check 53,120 ( 0.00%) ???:, ())>>::reserve_rehash::, (), rustc_hash::FxBuildHasher>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 53,111 ( 0.00%) ???:::alloc_from_iter::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 52,908 ( 0.00%) ???:::new [???] 52,904 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/vec_cache.rs:::impl_trait_ref:: 52,762 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/context/tls.rs:::init_default_impl_for_type_if_needed 52,689 ( 0.00%) /home/moon/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/memchr-2.8.2/src/arch/generic/memchr.rs:memchr::arch::x86_64::memchr::memchr_raw::find_avx2 52,668 ( 0.00%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/jemalloc.c:calloc [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 52,640 ( 0.00%) ???:::build_with_typing_env [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 52,639 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_param_bound::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 52,596 ( 0.00%) ???:rustc_ast::visit::visit_field_defs::> [???] 52,507 ( 0.00%) ???:::as_path [???] 52,501 ( 0.00%) ???:::ty_path [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 52,350 ( 0.00%) /rust/deps/smallvec-1.15.1/src/lib.rs:::check_attributes 52,350 ( 0.00%) /rust/deps/smallvec-1.15.1/src/lib.rs:::check_attributes_post 52,348 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/vec_cache.rs:::check_fn 52,314 ( 0.00%) ???:rustc_errors::formatting::format_diag_messages [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 52,128 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::meets 52,060 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/context/tls.rs:::check_fn 52,050 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/iter.rs:>::next_back [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 52,004 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/memchr.rs:clippy_lints::doc::check_doc::> 52,004 ( 0.00%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::FieldDef; 1]>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 51,982 ( 0.00%) ???:> as rustc_ast::visit::Visitable>>::visit [???] 51,867 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/non_copy_const.rs:::check_impl_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 51,867 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_impl_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 51,844 ( 0.00%) ???:<&rustc_middle::ty::list::RawList<(), rustc_type_ir::canonical::CanonicalVarKind> as rustc_serialize::serialize::Decodable>::decode [???] 51,824 ( 0.00%) ???:pulldown_cmark::firstpass::delim_run_can_open [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 51,705 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:::check_body 51,694 ( 0.00%) ???:::expr_ty_adjusted [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 51,618 ( 0.00%) ???:> as rustc_ast::visit::Visitable>>::visit [???] 51,576 ( 0.00%) ???:rustc_target::spec::crt_objects::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 51,533 ( 0.00%) ???:core::ptr::drop_glue::>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 51,466 ( 0.00%) ???:<(&rustc_span::def_id::DefId, &rustc_span::def_id::DefId) as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 51,282 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 51,270 ( 0.00%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 51,079 ( 0.00%) ???:, serde_json::ser::CompactFormatter> as serde_core::ser::SerializeStruct>::serialize_field::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 50,985 ( 0.00%) ???:::check_param [???] 50,923 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_attributes 50,907 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/empty_line_after.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 50,895 ( 0.00%) ???:::pop [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 50,752 ( 0.00%) ???:core::slice::sort::stable::drift::sort::::sort_by_key<&core::option::Option, , rustc_middle::ty::assoc::AssocItem> as core::iter::traits::collect::FromIterator<(core::option::Option, rustc_middle::ty::assoc::AssocItem)>>::from_iter, rustc_ty_utils::assoc::associated_items::{closure#0}>, ::new, rustc_ty_utils::assoc::associated_items::{closure#0}>>::{closure#0}>>::{closure#0}>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 50,625 ( 0.00%) ???:::resolution [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 50,608 ( 0.00%) /rust/deps/indexmap-2.14.0/src/map.rs:clippy_lints::lifetimes::has_where_lifetimes 50,583 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/item_name_repetitions.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 50,559 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_arm::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 50,506 ( 0.00%) ???:)>>::call_once'2 [???] 50,426 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/spec_from_iter_nested.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested<(rustc_hir_id::HirId, clippy_lints::casts::needless_type_cast::BindingInfo), std::collections::hash::map::IntoIter>>::from_iter [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 50,368 ( 0.00%) ???:rustc_ast::attr::mk_doc_comment [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 50,360 ( 0.00%) ???:::ty_is_opaque_future [???] 50,247 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/string.rs:clippy_lints::functions::duplicate_underscore_argument::check 50,161 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/intrinsics/mod.rs:::finish_grow 49,976 ( 0.00%) /rust/deps/indexmap-2.14.0/src/map.rs:, rustc_hash::FxBuildHasher> as core::iter::traits::collect::FromIterator<(rustc_span::def_id::LocalDefId, alloc::vec::Vec)>>::from_iter::, >::new::{closure#0}>> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 49,840 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/only_used_in_recursion.rs:::check_body_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 49,834 ( 0.00%) ???:rustc_query_impl::query_impl::def_kind::invoke_provider_fn::__rust_begin_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 49,830 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/attrs/duplicated_attributes.rs:::check_attributes 49,780 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_expr 49,678 ( 0.00%) ???:::make_canonicalized_query_response:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 49,655 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:rustc_hir::intravisit::walk_qpath:: 49,478 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:clippy_lints::doc::missing_headers::check 49,396 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/def.rs:::check_expr 49,312 ( 0.00%) ???:__strtoul_internal [/usr/lib/libc.so.6] 49,288 ( 0.00%) include/jemalloc/internal/mutex.h:ecache_evict 49,165 ( 0.00%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::generics_of [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 49,106 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 49,098 ( 0.00%) ???:::parse_single:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 49,082 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/functions/not_unsafe_ptr_arg_deref.rs:::check_fn 49,080 ( 0.00%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 49,039 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 49,004 ( 0.00%) ???:rustc_data_structures::unord::hash_iter_order_independent::> [???] 48,955 ( 0.00%) ???:::visit_generic_args'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 48,943 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_fn'2 [???] 48,816 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/len_without_is_empty.rs:::check_impl_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 48,782 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/char/methods.rs:clippy_utils::check_proc_macro::span_matches_pat 48,722 ( 0.00%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex))>>::reserve_rehash::<, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::insert_unique::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 48,573 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ops/function.rs:<&mut clippy_lints::doc::suspicious_doc_comments::collect_doc_replacements::{closure#0} as core::ops::function::FnMut<(&rustc_hir::hir::Attribute,)>>::call_mut [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 48,568 ( 0.00%) ???:>::reserve_rehash::::{closure#0}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 48,464 ( 0.00%) ???:createX86MCAsmInfo(llvm::MCRegisterInfo const&, llvm::Triple const&, llvm::MCTargetOptions const&) [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 48,438 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/attrs/mod.rs:::check_impl_item 48,339 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_expr 48,256 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/no_effect.rs:::check_expr 48,015 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 47,989 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 47,968 ( 0.00%) ???:::span [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,908 ( 0.00%) ???:> as rustc_data_structures::flat_map_in_place::FlatMapInPlace>>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[alloc::boxed::Box; 1]>>'2 [???] 47,830 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs:::check_generic_param [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 47,727 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:rustc_hir::intravisit::walk_expr::>'2 47,702 ( 0.00%) ???:::walk_flat_map [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,681 ( 0.00%) /rust/deps/indexmap-2.14.0/src/inner.rs:, rustc_type_ir::sty::Region>>::insert_unique [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 47,676 ( 0.00%) ???:::expr_ty_adjusted_opt [???] 47,601 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/upper_case_acronyms.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 47,593 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/spec_from_iter_nested.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested<&rustc_ast::ast::GenericParam, core::iter::adapters::filter::Filter, clippy_lints::inline_trait_bounds::lint_fn::{closure#0}>>>::from_iter [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 47,585 ( 0.00%) ???:::visit_variant [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,583 ( 0.00%) ???:core::ptr::drop_glue::> [???] 47,580 ( 0.00%) src/emap.c:pa_dalloc 47,511 ( 0.00%) ???:rustc_hir_analysis::collect::item_bounds::impl_super_outlives [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,503 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, &rustc_middle::hir::ModuleItems>::{closure#0} [???] 47,490 ( 0.00%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,324 ( 0.00%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,313 ( 0.00%) ???: as core::cmp::PartialEq>::eq [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,255 ( 0.00%) ???:::assemble_candidates_from_auto_impls::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,253 ( 0.00%) ???:::lower_format_args'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,199 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs: as rustc_type_ir::fold::TypeFolder>::fold_ty [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 47,152 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_pat 47,026 ( 0.00%) ???:<[rustc_hir::hir::FieldDef] as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,980 ( 0.00%) ???:::handle_missing_lit::::mk_meta_item_lit_char>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,921 ( 0.00%) ???:>::walk_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,921 ( 0.00%) ???:>::walk_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,921 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,921 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,875 ( 0.00%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,868 ( 0.00%) ???:> as rustc_serialize::serialize::Decodable>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,845 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:rustc_hir::intravisit::walk_expr::'2 46,778 ( 0.00%) ???:)>>::call_once'2 [???] 46,734 ( 0.00%) ???:getopts::find_opt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,691 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,616 ( 0.00%) ???:>>::walk_ref [???] 46,598 ( 0.00%) ???:::lower_pat_tuple [???] 46,565 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 46,438 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/sync/freeze.rs:::def_key:: 46,396 ( 0.00%) ???:thin_vec::drop_non_singleton::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,367 ( 0.00%) ???:>::call_once'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,341 ( 0.00%) ???:::insert'2 [???] 46,309 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/derive/mod.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 46,272 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_expr 46,046 ( 0.00%) /rust/deps/indexmap-2.14.0/src/map.rs:::instantiate_bound_regions_with_erased::> 45,954 ( 0.00%) /home/moon/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/memchr-2.8.2/src/arch/x86_64/avx2/memchr.rs:memchr::arch::x86_64::memchr::memchr_raw::find_avx2 45,894 ( 0.00%) ???:::mk_clauses [???] 45,858 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::maybe_walk_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 45,838 ( 0.00%) ???:rustc_session::config::dep_tracking::stable_hash [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,832 ( 0.00%) ???:<[rustc_span::def_id::DefId] as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,778 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_expr 45,765 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_impl_item_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 45,695 ( 0.00%) ???:::alloc_from_iter::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,640 ( 0.00%) ???:::make_trait_impl_items [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,577 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,436 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:::check_stmt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 45,349 ( 0.00%) ???:, rustc_middle::query::erase::ErasedData<[u8; 16]>> as rustc_middle::query::caches::QueryCache>::for_each [???] 45,311 ( 0.00%) ???:core::slice::sort::unstable::quicksort::quicksort::::sort_unstable_by<::new::{closure#2}>::{closure#0}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,294 ( 0.00%) ???:)>>::call_once [???] 45,286 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/methods/should_implement_trait.rs:clippy_lints::methods::should_implement_trait::check_impl_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 45,231 ( 0.00%) ???:rustc_ast::visit::walk_item_inner::'2 [???] 45,224 ( 0.00%) ???:::define_local [???] 45,215 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_none_pattern [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 45,071 ( 0.00%) src/extent.c:pa_dalloc 44,987 ( 0.00%) ???:0x0000000000040c70 [/usr/lib/libc.so.6] 44,873 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_direct_expn_of [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 44,840 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 44,823 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/neg_multiply.rs:::check_expr 44,711 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/index.rs:>::handle_inline_pass1 44,655 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/matches/mod.rs:::check_pat 44,649 ( 0.00%) ???:::meta_kind [???] 44,604 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs:::check_expr_post 44,579 ( 0.00%) ???:> as rustc_serialize::serialize::Decodable>::decode'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 44,553 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::check_expr 44,495 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/collections/hash/map.rs:clippy_lints::functions::duplicate_underscore_argument::check 44,484 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/char/methods.rs:::visit_pat 44,460 ( 0.00%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 44,460 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/dereference.rs:::check_body_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 44,460 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/needless_borrows_for_generic_args.rs:::check_body_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 44,447 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:>::walk_ref 44,446 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_block::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 44,421 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_expr 44,409 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_expr 44,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/context.rs:::check_expr 44,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs:::check_expr 44,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cmp.rs:::check_expr 44,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cmp.rs:::check_expr 44,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/fuse.rs:clippy_lints::operators::eq_op::check_assert 44,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr 44,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 44,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_expr 44,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_expr 44,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_expr 44,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_expr 44,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_expr 44,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_expr 44,400 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/map.rs:::check_expr 44,345 ( 0.00%) ???:::expr_adjustments [???] 44,327 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_fn 44,322 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/misc_early/redundant_at_rest_pattern.rs:clippy_lints::misc_early::redundant_at_rest_pattern::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 44,308 ( 0.00%) ???: as rustc_type_ir::fold::TypeFolder>::fold_clauses [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 44,283 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/dep_graph/graph.rs:::check_expr 44,250 ( 0.00%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 44,223 ( 0.00%) ???:pulldown_cmark::firstpass::delim_run_can_close [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 44,222 ( 0.00%) ???:rustc_middle::dep_graph::graph::hash_result::<&rustc_hir::diagnostic_items::DiagnosticItems> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 44,207 ( 0.00%) ???:::get_or_insert [???] 44,151 ( 0.00%) ???:)>>::reserve_rehash::, rustc_hash::FxBuildHasher>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 44,117 ( 0.00%) ???:::check_lint_name [???] 44,074 ( 0.00%) include/jemalloc/internal/extent.h:extent_try_coalesce_impl.llvm.9305427869391012685 43,952 ( 0.00%) ???:::parse_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 43,895 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/functions/impl_trait_in_params.rs:::check_impl_item 43,838 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/dep_graph/graph.rs:::init_default_impl_for_type_if_needed 43,800 ( 0.00%) ???:rustc_query_impl::plumbing::verify_query_key_hashes_inner::>>>, rustc_middle::query::erase::ErasedData<[u8; 8]>>>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 43,794 ( 0.00%) ???:::lower_field_def [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 43,758 ( 0.00%) /rust/deps/scoped-tls-1.0.1/src/lib.rs:>::with::::new::{closure#0}::{closure#0}>::{closure#0}, u32> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 43,700 ( 0.00%) ???:, serde_json::ser::CompactFormatter> as serde_core::ser::SerializeStruct>::serialize_field::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 43,676 ( 0.00%) ???:>::encode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 43,511 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/casts/cast_lossless.rs:clippy_lints::casts::cast_lossless::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 43,469 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs:::check_item_kind 43,435 ( 0.00%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once'2 [???] 43,430 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs:::check_arm [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 43,401 ( 0.00%) ???:::intern_valtree [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 43,397 ( 0.00%) ???:thin_vec::drop_non_singleton:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 43,348 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/manual_non_exhaustive.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 43,206 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_impl_item 43,168 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/res.rs:clippy_lints::needless_question_mark::check 43,149 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/peekable.rs:clippy_lints::doc::check_doc::> 43,128 ( 0.00%) /rust/deps/hashbrown-0.17.0/src/raw.rs:, rustc_type_ir::sty::Region>>::new 43,053 ( 0.00%) ???:core::slice::sort::stable::drift::sort::<(&rustc_span::symbol::Symbol, &rustc_span::span_encoding::Span), <[(&rustc_span::symbol::Symbol, &rustc_span::span_encoding::Span)]>::sort_by_key<&rustc_span::span_encoding::Span, ::check_crate::{closure#0}>::{closure#0}>'2 [???] 42,941 ( 0.00%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/emap.c:emap_merge_prepare [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 42,874 ( 0.00%) /rust/deps/indexmap-2.14.0/src/map.rs:, rustc_hash::FxBuildHasher>>::get_mut:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 42,848 ( 0.00%) ???:::flat_map_assoc_item'2 [???] 42,775 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 42,768 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_attributes 42,715 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/validations.rs:::visit_pat 42,666 ( 0.00%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 42,510 ( 0.00%) ???:::scan_refdef_space [???] 42,456 ( 0.00%) ???:)>>::call_once'2 [???] 42,436 ( 0.00%) ???:::hir_body_param_idents [???] 42,425 ( 0.00%) ???:::parse_mod [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 42,413 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs: as alloc::vec::spec_from_iter::SpecFromIter, ::check_item_kind::{closure#0}>, ::check_item_kind::{closure#1}>, core::option::Option>>>::from_iter 42,402 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/methods/clone_on_copy.rs:clippy_lints::methods::clone_on_copy::check_function [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 42,362 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/cmp.rs:clippy_utils::check_proc_macro::span_matches_pat 42,273 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/index.rs:::check_mac_def::check_ts'2 42,240 ( 0.00%) ???:::opt_span_lint:: [???] 42,227 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::query::erase::ErasedData<[u8; 16]>>, true> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 42,216 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/mod.rs:::trim_start_matches::<::is_whitespace> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 42,196 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/toplevel_ref_arg.rs:::check_stmt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 42,171 ( 0.00%) ???:::pretty_print_type [???] 42,170 ( 0.00%) ???:rustc_ast::visit::walk_fn:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 42,134 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/numeric_literal.rs:::new [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 42,126 ( 0.00%) ???:::expand_ext [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 42,036 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/../../stdarch/crates/core_arch/src/x86/sse2.rs:, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::get:: 42,004 ( 0.00%) ???:rustc_trait_selection::traits::project::confirm_candidate [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,990 ( 0.00%) ???: as rustc_ast::visit::Visitor>::visit_field_def::{closure#0} [???] 41,969 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::query::erase::ErasedData<[u8; 1]>>, true> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,963 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_generic_args [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 41,881 ( 0.00%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,820 ( 0.00%) ???:::complain_if_pub_macro [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,796 ( 0.00%) ???:::expn_def_scope [???] 41,765 ( 0.00%) ???:rustc_attr_parsing::attributes::cfg::parse_cfg_attr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,720 ( 0.00%) ???:::evaluate_predicate_recursively'2 [???] 41,590 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/impl_hash_with_borrow_str_and_bytes.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 41,525 ( 0.00%) ???:rustc_query_impl::query_impl::hir_owner_parent_q::invoke_provider_fn::__rust_begin_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,492 ( 0.00%) ???: as core::iter::traits::collect::FromIterator>::from_iter::; 1]>, rustc_ast::ast::StmtKind::Item>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,464 ( 0.00%) ???:>::super_fold_with:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,390 ( 0.00%) ???:>::walk_ref [???] 41,353 ( 0.00%) ???:__rustc::__rdl_dealloc [???] 41,345 ( 0.00%) ???:::lower_variant_data [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,297 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::>>>, rustc_middle::query::erase::ErasedData<[u8; 8]>>, true> [???] 41,286 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,253 ( 0.00%) ???:::check_use_tree [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,142 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:::check_attributes [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 41,142 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:::check_attributes_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 41,134 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/node.rs:, alloc::collections::btree::node::marker::Edge>>::insert_recursing::>::insert_entry::{closure#0}> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 41,117 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/pattern.rs:<&str as core::str::pattern::Pattern>::is_contained_in [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 41,100 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/dep_graph/graph.rs:::check_fn 41,088 ( 0.00%) ???:thin_vec::drop_non_singleton::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,019 ( 0.00%) ???:icu_provider::baked::zerotrie::get_index [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,007 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/sync/lock.rs:, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::get:: 41,007 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs:, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::get:: 41,007 ( 0.00%) /rust/deps/hashbrown-0.17.0/src/control/tag.rs:, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::get:: 40,924 ( 0.00%) ???:rustc_ast::visit::walk_item_inner::>'2 [???] 40,890 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/context/tls.rs:::check_fn 40,867 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:::from_name [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 40,856 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_generic_args'2 [???] 40,846 ( 0.00%) ???:rustc_resolve::with_owner::::visit_item::{closure#0}> [???] 40,833 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/manual_noop_waker.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 40,832 ( 0.00%) /rust/deps/indexmap-2.14.0/src/map.rs:::instantiate_bound_regions_with_erased:: 40,806 ( 0.00%) ???:::node_type [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,772 ( 0.00%) ???:rustc_privacy::effective_visibilities [???] 40,770 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/operators/numeric_arithmetic.rs:::check_body 40,762 ( 0.00%) ???:>::insert [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,735 ( 0.00%) ???:<[(rustc_error_messages::DiagMessage, rustc_errors::Style)] as rustc_serialize::serialize::Encodable>::encode [???] 40,658 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::visit_expr'2 40,626 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:>::grow_one [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 40,625 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/partialeq_ne_impl.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 40,613 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/vec_cache.rs:::hir_body_owner_kind:: 40,612 ( 0.00%) ???:rustc_middle::verify_ich::incremental_verify_ich::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,590 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:::check_fn [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 40,543 ( 0.00%) ???:>::try_from [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,523 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 40,425 ( 0.00%) ???:::visit_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,244 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_fn:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 40,204 ( 0.00%) ???:__rustc::__rust_realloc [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,054 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/attrs/inline_always.rs:clippy_lints::attrs::inline_always::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 40,040 ( 0.00%) ???:::descent_to_ambiguity [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,031 ( 0.00%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::associated_item_def_ids [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,012 ( 0.00%) ???:core::ptr::drop_glue::<[rustc_expand::mbe::macro_parser::NamedMatch]>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,008 ( 0.00%) ???:>::get_inline_expression [???] 40,008 ( 0.00%) ???:rustc_ty_utils::layout::layout_of_uncached [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,918 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/map_unit_fn.rs:::check_stmt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 39,896 ( 0.00%) ???:::check_expr_post [???] 39,872 ( 0.00%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,600 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, core::option::Option>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,591 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:clippy_lints::lifetimes::has_where_lifetimes 39,394 ( 0.00%) ???:::parse_struct_fields [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,360 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/infallible_try_from.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 39,312 ( 0.00%) ???:, rustc_middle::query::erase::ErasedData<[u8; 8]>> as rustc_middle::query::caches::QueryCache>::for_each [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,292 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:clippy_lints::lifetimes::has_where_lifetimes 39,284 ( 0.00%) ???:::stable_hash:: [???] 39,275 ( 0.00%) ???:::build_reduced_graph_for_external_crate_res::{closure#2} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,265 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::check_impl_item 39,200 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/visit.rs:::visit_pat 39,191 ( 0.00%) ???:::new_local_module [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,180 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,170 ( 0.00%) ???:::insert_field_visibilities_local [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,040 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/reserve_after_initialization.rs:::check_block_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 39,004 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,001 ( 0.00%) /rust/deps/smallvec-1.15.1/src/lib.rs:>::insert_from_slice [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 38,952 ( 0.00%) ???:__tls_get_addr [/usr/lib/ld-linux-x86-64.so.2] 38,854 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/vec_cache.rs:::check_expr 38,835 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/numeric_literal.rs:::from_lit_kind [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 38,833 ( 0.00%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 38,784 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:::check_pat 38,736 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/traits.rs:clippy_utils::check_proc_macro::span_matches_pat 38,676 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:>::reserve_rehash::::{closure#0}> 38,669 ( 0.00%) ???:, rustc_middle::query::erase::ErasedData<[u8; 1]>> as rustc_middle::query::caches::QueryCache>::for_each [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 38,634 ( 0.00%) ???:::serialize::<&mut serde_json::ser::Serializer<&mut alloc::boxed::Box>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 38,630 ( 0.00%) ???: as rustc_serialize::serialize::Decodable>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 38,628 ( 0.00%) ???:::write_str [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 38,628 ( 0.00%) ???:::into_buffer [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 38,595 ( 0.00%) ???:rustc_attr_parsing::check_cfg::sort_and_truncate_possibilities [???] 38,568 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/non_canonical_impls.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 38,514 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:>::insert 38,269 ( 0.00%) ???:::collect_invocations [???] 38,232 ( 0.00%) ???:>> as rustc_data_structures::flat_map_in_place::FlatMapInPlaceVec>::insert [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 38,185 ( 0.00%) ???:0x0000000000176b40 [/usr/lib/libc.so.6] 38,103 ( 0.00%) ???:>::destroy [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,968 ( 0.00%) ???:rustc_type_ir::relate::structurally_relate_tys::::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,956 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, &rustc_middle::hir::ModuleItems>::{closure#0}'2 [???] 37,940 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,915 ( 0.00%) ???:::walk_flat_map [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,885 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:::visit_arm 37,882 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,871 ( 0.00%) ???: as core::iter::traits::collect::Extend>::extend::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,807 ( 0.00%) ???:::stable_hash::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,718 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/mod.rs:::opt_item_name:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 37,706 ( 0.00%) ???:annotate_snippets::renderer::render::render_title'2 [???] 37,693 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cmp.rs:::check_expr 37,680 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/spec_from_iter_nested.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested<&rustc_hir::hir::Expr, core::iter::adapters::chain::Chain, core::slice::iter::Iter>>>::from_iter [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 37,672 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/flatten.rs: as core::iter::traits::iterator::Iterator>::try_fold::flatten::, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0} 37,622 ( 0.00%) ???:rustc_attr_parsing::attributes::cfg::parse_cfg_entry [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,587 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_type_ir/src/walk.rs: as core::iter::traits::iterator::Iterator>::next [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 37,525 ( 0.00%) ???:::next [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,515 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:, ::check_item_kind::{closure#0}>, ::check_item_kind::{closure#1}>, core::option::Option> as core::iter::traits::iterator::Iterator>::next 37,510 ( 0.00%) ???:::meta [???] 37,482 ( 0.00%) ???:>)>>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,447 ( 0.00%) ???: as alloc::vec::spec_from_iter_nested::SpecFromIterNested, core::iter::adapters::map::Map, <&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_serialize::serialize::Decodable>::decode::{closure#0}>>>>::from_iter [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,427 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/let_underscore.rs:::check_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 37,378 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/needless_ifs.rs:::check_stmt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 37,327 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::query::erase::ErasedData<[u8; 8]>>, true> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,308 ( 0.00%) ???:>::fold_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,288 ( 0.00%) ???:::from_errors_diagnostic [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,250 ( 0.00%) ???:>::append_text [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,250 ( 0.00%) ???:::visit_generic_arg'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,210 ( 0.00%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,137 ( 0.00%) ???:rustc_attr_parsing::attributes::cfg::parse_cfg_entry'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,119 ( 0.00%) ???: as core::iter::traits::collect::Extend>::extend::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 36,879 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 36,878 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 36,716 ( 0.00%) ???: as rustc_ast::visit::Visitor>::visit_fn'2 [???] 36,702 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs:clippy_lints::unused_io_amount::should_lint [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 36,659 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/context/tls.rs:::check_impl_item 36,657 ( 0.00%) ???:)>>::reserve_rehash::, core::hash::BuildHasherDefault>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 36,619 ( 0.00%) ???:thin_vec::drop_non_singleton::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 36,604 ( 0.00%) ???:::eat_path_sep [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 36,603 ( 0.00%) ???: as fluent_bundle::resolver::WriteValue>::write::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 36,582 ( 0.00%) ???:::collect_tokens::, ::collect_tokens_for_expr<::parse_expr_prefix::{closure#8}>::{closure#0}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 36,492 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/derivable_impls.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 36,473 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr 36,358 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:::check_item 36,261 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 36,246 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/attrs/mod.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 36,188 ( 0.00%) ???:::qpath_lang_item [???] 36,123 ( 0.00%) ???:>::reserve_rehash::>::{closure#0}>'2 [???] 36,085 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/attrs/duplicated_attributes.rs:clippy_lints::attrs::duplicated_attributes::check_duplicated_attr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 36,040 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/reserve_after_initialization.rs:::check_stmt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 35,940 ( 0.00%) ???:>::fold_predicate [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 35,934 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 35,856 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 35,817 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/methods/unnecessary_fallible_conversions.rs:clippy_lints::methods::unnecessary_fallible_conversions::check_function [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 35,770 ( 0.00%) ???:::parent_module [???] 35,753 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:::check_expr 35,698 ( 0.00%) src/tcache.c:realloc 35,695 ( 0.00%) ???:> as rustc_data_structures::flat_map_in_place::FlatMapInPlace>>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[alloc::boxed::Box; 1]>>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 35,653 ( 0.00%) ???: as core::clone::Clone>::clone::clone_non_singleton:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 35,652 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/query/erase.rs:clippy_utils::trait_ref_of_method 35,650 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/consts.rs:::new [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 35,595 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/profiling.rs:clippy_utils::trait_ref_of_method 35,568 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/raw.rs:clippy_lints::casts::needless_type_cast::check 35,520 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mut_ptr.rs:clippy_lints::lifetimes::has_where_lifetimes 35,511 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:::check_expr 35,511 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:::check_expr 35,511 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:::check_expr 35,511 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:::check_expr 35,511 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:::check_expr 35,511 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:::check_expr 35,425 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/visitors.rs:rustc_hir::intravisit::walk_block::> 35,420 ( 0.00%) ???:::assemble_candidates_from_impls [???] 35,415 ( 0.00%) ???:>::reserve_rehash::>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 35,408 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/range.rs:::check_fn 35,356 ( 0.00%) ???:::write:: [???] 35,308 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_type_ir/src/binder.rs:::check_expr 35,197 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:clippy_lints::non_expressive_names::do_check 35,194 ( 0.00%) ???:rustc_lint::levels::shallow_lint_levels_on'2 [???] 35,172 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/spec_from_iter_nested.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested<&rustc_hir::hir::Expr, core::iter::adapters::filter::Filter, core::slice::iter::Iter>, clippy_lints::unit_types::unit_arg::check::{closure#0}>>>::from_iter [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 35,139 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/iterator.rs: as core::iter::traits::iterator::Iterator>::try_fold::flatten::, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0} 35,038 ( 0.00%) ???:>::for_item::<>::identity_for_item::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 35,022 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs:::write_str 35,015 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_fn 35,006 ( 0.00%) ???:rustc_query_impl::query_impl::associated_items::invoke_provider_fn::__rust_begin_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,996 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/generic_args.rs:::instantiate_bound_regions_with_erased::> 34,892 ( 0.00%) /rust/deps/indexmap-2.14.0/src/map.rs:::instantiate_bound_regions_with_erased::> 34,829 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:clippy_lints::lifetimes::could_use_elision 34,762 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/vec_cache.rs:clippy_lints::functions::result::result_err_ty 34,746 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,668 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:rustc_hir::intravisit::walk_ty::>'2 34,632 ( 0.00%) ???:::type_length_limit [???] 34,632 ( 0.00%) ???:::print_type [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,616 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested, core::slice::iter::Iter>>>>::from_iter 34,546 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_item_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 34,472 ( 0.00%) ???:rustc_expand::mbe::quoted::parse [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,465 ( 0.00%) ???:::visit_generic_args'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,374 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,356 ( 0.00%) ???:::symbol_path'2 [???] 34,333 ( 0.00%) /rust/deps/smallvec-1.15.1/src/lib.rs: as core::iter::traits::iterator::Iterator>::next 34,243 ( 0.00%) ???:::span_to_lines [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,157 ( 0.00%) ???:::maybe_resolve_crate'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,975 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs: as rustc_hir::intravisit::Visitor>::visit_where_predicate [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 33,971 ( 0.00%) ???:<[(rustc_middle::ty::predicate::Clause, rustc_span::span_encoding::Span)] as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,920 ( 0.00%) ???:::eq_ctxt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,818 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_block::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 33,784 ( 0.00%) ???:> as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,742 ( 0.00%) ???:::parse_expr_field::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,646 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/casts/cast_possible_truncation.rs:clippy_lints::casts::cast_possible_truncation::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 33,635 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:::check_expr 33,612 ( 0.00%) include/jemalloc/internal/atomic.h:pa_dalloc 33,606 ( 0.00%) ???:rustc_query_impl::plumbing::promote_from_disk_inner::>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,536 ( 0.00%) ???:::resolve_regions_with_outlives_env [???] 33,463 ( 0.00%) ???:>::walk_ref [???] 33,419 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:clippy_lints::attrs::mixed_attributes_style::check 33,404 ( 0.00%) ???:>::fold_binder::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,397 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,365 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,308 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/serde_api.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 33,301 ( 0.00%) ???:::lower_expr_if'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,287 ( 0.00%) ???:rustc_expand::mbe::macro_check::check_nested_occurrences [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,241 ( 0.00%) ???:>::reserve_rehash::>>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,227 ( 0.00%) ???:> as rustc_middle::query::caches::QueryCache>::for_each'2 [???] 33,214 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:::check_block 33,214 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:::check_block_post 33,145 ( 0.00%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::FieldDef; 1]>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,143 ( 0.00%) ???:0x00000000000162d0 [/usr/lib/ld-linux-x86-64.so.2] 33,113 ( 0.00%) src/thread_event.c:realloc 33,109 ( 0.00%) ???:::as_string'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,024 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs:clippy_lints::unused_io_amount::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 33,012 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/../../stdarch/crates/core_arch/src/x86/sse2.rs:>::insert 32,980 ( 0.00%) ???:>::reserve_rehash::, rustc_error_messages::DiagArgValue>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,977 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/doc/suspicious_doc_comments.rs:<&mut clippy_lints::doc::suspicious_doc_comments::collect_doc_replacements::{closure#0} as core::ops::function::FnMut<(&rustc_hir::hir::Attribute,)>>::call_mut 32,961 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs: as core::iter::traits::iterator::Iterator>::next 32,923 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::query::erase::ErasedData<[u8; 16]>>, true>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,920 ( 0.00%) ???:::pat_ident_binding_mode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,758 ( 0.00%) ???:::visit_attribute [???] 32,738 ( 0.00%) ???:)>>::call_once [???] 32,730 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs:>::with::::data::{closure#0}>::{closure#0}, rustc_span::SpanData> 32,730 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/const_ptr.rs:>::with::::data::{closure#0}>::{closure#0}, rustc_span::SpanData> 32,730 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/index.rs:>::with::::data::{closure#0}>::{closure#0}, rustc_span::SpanData> 32,730 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/thread/local.rs:>::with::::data::{closure#0}>::{closure#0}, rustc_span::SpanData> 32,722 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,712 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/dep_graph/graph.rs:::check_fn 32,657 ( 0.00%) ???:::sub::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,643 ( 0.00%) ???:::clone [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,618 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_variant_data [???] 32,603 ( 0.00%) ???:::from_multispan [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,577 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_type_ir/src/ty_kind.rs: as core::cmp::PartialEq>::eq 32,571 ( 0.00%) ???: as core::clone::Clone>::clone::clone_non_singleton:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,546 ( 0.00%) ???:::stable_hash::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,509 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:clippy_utils::check_proc_macro::span_matches_pat 32,451 ( 0.00%) ???:::get_module [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,429 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_block::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 32,390 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cmp.rs:>::reserve::do_reserve_and_handle:: 32,331 ( 0.00%) ???:rustc_builtin_macros::concat::expand_concat 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/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:rustc_hir::intravisit::walk_ty:: 32,050 ( 0.00%) ???:::hash::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,903 ( 0.00%) ???:>::fold_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,898 ( 0.00%) ???:>::call_once [???] 31,872 ( 0.00%) ???:rustc_query_impl::query_impl::layout_of::execute_query_incr::__rust_end_short_backtrace'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,872 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/enum_clike.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 31,800 ( 0.00%) ???:>::with::::data::{closure#0}>::{closure#0}, rustc_span::SpanData> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,731 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/collect.rs:::check_item_kind 31,715 ( 0.00%) ???:, serde_json::ser::CompactFormatter> as serde_core::ser::SerializeStruct>::serialize_field::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,712 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/utils/dump_hir.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 31,605 ( 0.00%) ???:::parse_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,592 ( 0.00%) ???:::traits_in_scope'2 [???] 31,545 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:clippy_utils::check_proc_macro::span_matches_pat 31,472 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_item 31,462 ( 0.00%) ???:>::encode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,382 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::visit_poly_trait_ref 31,349 ( 0.00%) ???:::lower_expr_mut::{closure#0} [???] 31,345 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:rustc_hir::intravisit::walk_qpath:: 31,336 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:clippy_lints::functions::must_use::check_impl_item 31,323 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/cmp.rs:::check_fn 31,310 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_stmt::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 31,214 ( 0.00%) ???:::lower_expr_field [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,203 ( 0.00%) ???:::visit_item_id_use_tree [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,172 ( 0.00%) ???:rustc_middle::ty::util::reveal_opaque_types_in_bounds [???] 31,137 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/map.rs:>::insert [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 31,080 ( 0.00%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::FieldDef; 1]>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,079 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:clippy_lints::functions::duplicate_underscore_argument::check 31,066 ( 0.00%) ???:rustc_query_impl::query_impl::try_normalize_generic_arg_after_erasing_regions::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,954 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 30,922 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/query/caches.rs:::check_expr 30,900 ( 0.00%) ???:::lower_anon_const_to_const_arg [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,890 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/alloc.rs:clippy_lints::functions::duplicate_underscore_argument::check 30,759 ( 0.00%) ???:::check_unused_parens_pat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,653 ( 0.00%) include/jemalloc/internal/extent.h:tcache_bin_flush_small 30,640 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:, ::check_item_kind::{closure#0}>, ::check_item_kind::{closure#1}>, core::option::Option> as core::iter::traits::iterator::Iterator>::next 30,635 ( 0.00%) ???: as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [???] 30,617 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 30,590 ( 0.00%) ???:rustc_ast::util::literal::escape_string_symbol [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,576 ( 0.00%) ???:::visit_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,555 ( 0.00%) ???:::pad_integral [???] 30,548 ( 0.00%) ???:::from_sub_diagnostic [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,489 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_pat::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 30,489 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/missing_enforced_import_rename.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 30,474 ( 0.00%) ???:), rustc_middle::traits::cache::WithDepNode, rustc_middle::traits::SelectionError>>)>>::reserve_rehash::), rustc_middle::traits::cache::WithDepNode, rustc_middle::traits::SelectionError>>, rustc_hash::FxBuildHasher>::{closure#0}> [???] 30,467 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:::check_item_kind 30,431 ( 0.00%) include/jemalloc/internal/sz.h:calloc 30,420 ( 0.00%) ???:rustc_hir::intravisit::walk_generics:: [???] 30,393 ( 0.00%) ???:::lower_pat_mut::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,368 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/edition.rs:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 30,368 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 30,368 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 30,368 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 30,347 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::visit_pat'2 30,330 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/disallowed_types.rs:::check_poly_trait_ref 30,329 ( 0.00%) ???:rustc_query_impl::query_impl::layout_of::execute_query_incr::__rust_end_short_backtrace [???] 30,315 ( 0.00%) ???:::hash::> [???] 30,291 ( 0.00%) src/bitmap.c:realloc 30,284 ( 0.00%) ???:::extensions [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,269 ( 0.00%) ???:::implied_target_features [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,237 ( 0.00%) include/jemalloc/internal/atomic.h:extent_try_coalesce_impl.llvm.9305427869391012685 30,225 ( 0.00%) ???:<&rustc_middle::ty::list::RawList<(), rustc_span::def_id::LocalDefId> as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,196 ( 0.00%) ???:, rustc_hash::FxBuildHasher> as core::iter::traits::collect::Extend<(rustc_span::symbol::Ident, rustc_hir::def::Res)>>::extend::, rustc_hash::FxBuildHasher>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,168 ( 0.00%) ???:::meta_item_list [???] 30,150 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::as_str 30,140 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/hir/map.rs:::check_fn 30,074 ( 0.00%) ???:rustc_hir::intravisit::walk_stmt:: [???] 30,049 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,048 ( 0.00%) include/jemalloc/internal/pai.h:pa_alloc 29,970 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,967 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::expr_search_pat::expr_search_pat_inner [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 29,962 ( 0.00%) ???:rustc_query_impl::query_impl::def_kind::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,936 ( 0.00%) ???:::contains [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,925 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:::check_item 29,774 ( 0.00%) ???:>::univariant::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,768 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/sync/atomic.rs:::check_block 29,726 ( 0.00%) ???:rustc_ast::mut_visit::walk_flat_map_assoc_item:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,691 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr 29,687 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_expr 29,656 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/definition_in_module_root.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 29,655 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mut_ptr.rs:clippy_lints::lifetimes::could_use_elision 29,642 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_path::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 29,628 ( 0.00%) ???:, serde_json::ser::CompactFormatter> as serde_core::ser::SerializeStruct>::serialize_field::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,581 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:clippy_lints::non_expressive_names::do_check 29,563 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:clippy_lints::lifetimes::could_use_elision 29,553 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/num/uint_macros.rs:>::reserve_rehash::::{closure#0}> 29,550 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,496 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:rustc_hir::intravisit::walk_ty:: 29,495 ( 0.00%) ???:::render_multispans_macro_backtrace [???] 29,487 ( 0.00%) ???:::check_generic_arg [???] 29,482 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_expr 29,481 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:clippy_lints::unwrap::extract_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 29,454 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:clippy_lints::lifetimes::has_where_lifetimes 29,420 ( 0.00%) ???:::from_span [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,291 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::has_let_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 29,260 ( 0.00%) ???:::fmt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,253 ( 0.00%) ???:>::fold_ty'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,213 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:::instantiate_bound_regions::::instantiate_bound_regions_with_erased::{closure#0}>::{closure#0} [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 29,198 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/pattern.rs:clippy_utils::check_proc_macro::span_matches_pat 29,191 ( 0.00%) ???:rustc_expand::mbe::macro_rules::check_matcher_core [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,167 ( 0.00%) ???:rustc_ast_lowering::lower_to_hir'2 [???] 29,100 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/vec_cache.rs:::check_fn 29,091 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/profiling.rs:::check_expr 29,052 ( 0.00%) ???:llvm::cl::opt >::~opt() [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 29,042 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_expr_use_site [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 29,027 ( 0.00%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [???] 28,986 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 28,928 ( 0.00%) ???:::fix_multispan_in_extern_macros [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,854 ( 0.00%) ???:, serde_json::ser::CompactFormatter> as serde_core::ser::SerializeStruct>::serialize_field:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,822 ( 0.00%) ???:core::num::imp::flt2dec::strategy::grisu::format_shortest_opt [???] 28,804 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs:::new 28,800 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_block 28,726 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:clippy_utils::fn_def_id_with_node_args 28,720 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs:clippy_utils::check_proc_macro::span_matches_pat 28,706 ( 0.00%) ???:::default [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,698 ( 0.00%) ???:getenv [/usr/lib/libc.so.6] 28,626 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_qpath:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 28,596 ( 0.00%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,391 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/structural_impls.rs:>::super_fold_with::>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 28,368 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/hir/map.rs:::check_body 28,346 ( 0.00%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::WherePredicate; 1]>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,342 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/operators/numeric_arithmetic.rs:::check_body_post 28,322 ( 0.00%) ???:>::call_once'2 [???] 28,312 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,281 ( 0.00%) ???:::new::build_recur [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,245 ( 0.00%) ???:>), rustc_middle::traits::cache::WithDepNode)>>::reserve_rehash::>), rustc_middle::traits::cache::WithDepNode, rustc_hash::FxBuildHasher>::{closure#0}> [???] 28,240 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,179 ( 0.00%) /rust/deps/indexmap-2.14.0/src/map.rs:clippy_lints::lifetimes::could_use_elision 28,162 ( 0.00%) ???:rustc_query_impl::plumbing::try_load_from_disk::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,159 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/visit.rs:>::walk_ref 28,121 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/functions/not_unsafe_ptr_arg_deref.rs: as core::iter::traits::collect::FromIterator<(rustc_hir_id::HirId, ())>>::from_iter::, clippy_utils::iter_input_pats::{closure#0}>, clippy_lints::functions::not_unsafe_ptr_arg_deref::check_raw_ptr::{closure#0}>, as core::iter::traits::collect::FromIterator>::from_iter, clippy_utils::iter_input_pats::{closure#0}>, clippy_lints::functions::not_unsafe_ptr_arg_deref::check_raw_ptr::{closure#0}>>::{closure#0}>> 28,070 ( 0.00%) ???:>::call_once'2 [???] 27,929 ( 0.00%) ???:::new_import_decl [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,909 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/sty.rs:::check_expr 27,900 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs: as core::clone::Clone>::clone [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 27,860 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,832 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,800 ( 0.00%) ???:::parse_pat_ident_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,788 ( 0.00%) ???:>, (rustc_middle::query::erase::ErasedData<[u8; 2]>, rustc_middle::dep_graph::graph::DepNodeIndex))>>::reserve_rehash::<>, (rustc_middle::query::erase::ErasedData<[u8; 2]>, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::insert_unique::{closure#0}> [???] 27,740 ( 0.00%) ???:::serialize::<&mut serde_json::ser::Serializer<&mut alloc::boxed::Box>>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,696 ( 0.00%) ???:0x00000000000947c0 [/usr/lib/libc.so.6] 27,683 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:>::super_fold_with::> 27,679 ( 0.00%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,592 ( 0.00%) ???:::emit_diagnostic::{closure#3}::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,579 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/methods/swap_with_temporary.rs:clippy_lints::methods::swap_with_temporary::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 27,561 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/large_enum_variant.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 27,535 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/redundant_locals.rs:::check_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 27,517 ( 0.00%) ???:<&rustc_middle::ty::list::RawList<(), rustc_type_ir::canonical::CanonicalVarKind> as rustc_serialize::serialize::Decodable>::decode::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,516 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:clippy_utils::source::get_source_range 27,485 ( 0.00%) ???:::impl_or_trait_obligations [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,479 ( 0.00%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,472 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/spec_from_iter_nested.rs: as alloc::vec::spec_from_iter::SpecFromIter, ::check_item_kind::{closure#0}>, ::check_item_kind::{closure#1}>, core::option::Option>>>::from_iter 27,459 ( 0.00%) include/jemalloc/internal/extent.h:pa_dalloc 27,445 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/types/type_complexity.rs:::visit_ty'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 27,438 ( 0.00%) ???:::asyncness [???] 27,428 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/passes.rs:::check_attributes [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 27,416 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,404 ( 0.00%) ???:::drop [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,371 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_generics 27,338 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/num/uint_macros.rs:, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::get:: 27,291 ( 0.00%) ???:::visit_assoc_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,279 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/module_style.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 27,279 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/module_style.rs:::check_item_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 27,279 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/single_component_path_imports.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 27,276 ( 0.00%) src/extent_dss.c:ecache_evict 27,260 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/query/inner.rs:::check_fn 27,241 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 27,198 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/mod.rs:::check_item_kind 27,132 ( 0.00%) ???:>::from [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,121 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/returns/needless_return.rs:clippy_lints::returns::needless_return::check_final_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 27,073 ( 0.00%) ???:llvm::DenseMapBase, llvm::detail::DenseMapPair >, llvm::MCRegister, int, llvm::DenseMapInfo, llvm::detail::DenseMapPair >::moveFrom(llvm::DenseMap, llvm::detail::DenseMapPair >&) [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 27,061 ( 0.00%) ???:::emit_diagnostic [???] 27,030 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs: as core::iter::traits::iterator::Iterator>::try_fold::flatten::, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0} 27,030 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs:, clippy_utils::macros::first_node_macro_backtrace::{closure#0}> as core::iter::traits::iterator::Iterator>::try_fold::<(), >::iter_try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, as core::iter::traits::iterator::Iterator>::try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> 26,995 ( 0.00%) ???:::insert [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,986 ( 0.00%) include/jemalloc/internal/ehooks.h:pa_alloc 26,984 ( 0.00%) ???:::parse_array_or_slice_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,982 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,914 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs:::check_expr 26,910 ( 0.00%) ???:::parent_module'2 [???] 26,850 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/num/nonzero.rs:, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::get:: 26,850 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mut_ptr.rs:, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::get:: 26,809 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,776 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/map/entry.rs:>::insert_entry [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 26,775 ( 0.00%) ???:rustc_query_impl::query_impl::attrs_for_def::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,723 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check_crate [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 26,722 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs:::check_attribute 26,712 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/chain.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested<&rustc_hir::hir::Expr, core::iter::adapters::chain::Chain, core::slice::iter::Iter>>>::from_iter 26,640 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/num/uint_macros.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested, core::slice::iter::Iter>>>>::from_iter 26,624 ( 0.00%) ???:rustc_ast::visit::walk_item_inner:: [???] 26,623 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_generics 26,568 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::, rustc_middle::dep_graph::graph::DepNodeIndex>, rustc_span::span_encoding::Span>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,536 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/unicode/unicode_data.rs:::trim_start_matches::<::is_whitespace> 26,533 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:::check_expr 26,498 ( 0.00%) ???: as core::iter::traits::iterator::Iterator>::find_map::::lower_angle_bracketed_parameter_data::{closure#1}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,485 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/extra_unused_type_parameters.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 26,480 ( 0.00%) ???: as rustc_serialize::serialize::Decodable>::decode'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,410 ( 0.00%) ???:> as rustc_ast::visit::Visitable>>::visit'2 [???] 26,400 ( 0.00%) ???:::guess_print_mode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,398 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/generic_args.rs:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty> as rustc_type_ir::fold::TypeFoldable>::fold_with::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 26,358 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/profiling.rs:::init_default_impl_for_type_if_needed 26,341 ( 0.00%) /rust/deps/indexmap-2.14.0/src/inner.rs:>::insert_full 26,316 ( 0.00%) ???:::replace_region [???] 26,298 ( 0.00%) ???:rustc_resolve::rustdoc::prepare_to_doc_link_resolution'2 [???] 26,249 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:clippy_lints::functions::must_use::check_impl_item 26,185 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/dep_graph/graph.rs:::check_impl_item 26,170 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_expr 26,159 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/uninit_vec.rs:clippy_lints::uninit_vec::handle_uninit_vec_pair [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 26,120 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs:::check_expr 26,087 ( 0.00%) ???:rustc_trait_selection::traits::type_known_to_meet_bound_modulo_regions [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,084 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/vec_cache.rs:::get_all_attrs:: 26,064 ( 0.00%) ???:::next_node_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,060 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:>::walk_ref 26,040 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/map.rs:::check_body 26,019 ( 0.00%) ???:, serde_json::ser::CompactFormatter> as serde_core::ser::SerializeStruct>::serialize_field::>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,012 ( 0.00%) include/jemalloc/internal/pai.h:tcache_bin_flush_small 26,012 ( 0.00%) src/pa.c:tcache_bin_flush_small 26,006 ( 0.00%) ???:::grow_amortized [???] 26,000 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/validations.rs:clippy_utils::check_proc_macro::span_matches_pat 25,986 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/map.rs:::check_generics 25,946 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/len_without_is_empty.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 25,942 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:::check_fn 25,881 ( 0.00%) ???:::from_bytes_with_nul [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,877 ( 0.00%) ???:icu_locale_core::parser::langid::parse_language_identifier_from_iter [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,851 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_pat::>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 25,837 ( 0.00%) include/jemalloc/internal/edata.h:edata_cache_put 25,803 ( 0.00%) ???:::visit_invoc_in_module [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,801 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/context/tls.rs:::check_fn 25,795 ( 0.00%) ???:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty> as rustc_type_ir::inherent::Tys>::output [???] 25,792 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,790 ( 0.00%) ???:rustc_builtin_macros::format::make_format_args [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,781 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/non_copy_const.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 25,760 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, rustc_middle::mir::query::ConstQualifs>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,753 ( 0.00%) ???:::string [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,703 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/large_const_arrays.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 25,660 ( 0.00%) ???:::collect_pos [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,636 ( 0.00%) ???:::parse_record_struct_body [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,590 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/def.rs:::check_expr 25,572 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::instantiate_bound_regions_with_erased::> 25,572 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/misc_early/literal_suffix.rs:clippy_lints::misc_early::literal_suffix::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 25,563 ( 0.00%) include/jemalloc/internal/tsd_tls.h:free_default 25,528 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_block 25,463 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/visit.rs:rustc_ast::visit::walk_stmt::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 25,431 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/spec_from_iter_nested.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested, clippy_lints::lifetimes::could_use_elision::{closure#2}>>>::from_iter [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 25,407 ( 0.00%) ???:::parse_seq_to_before_end::::parse_meta_item::{closure#3}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,396 ( 0.00%) ???:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty> as rustc_type_ir::inherent::Tys>::inputs [???] 25,391 ( 0.00%) ???:>::walk_mut [???] 25,314 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::check_body 25,312 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,312 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,296 ( 0.00%) ???:>::super_visit_with::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,256 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 25,246 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/needless_question_mark.rs:::check_body 25,232 ( 0.00%) ???:::expr_call_lang_item_fn [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,215 ( 0.00%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,196 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/mod.rs:::visit_pat 25,176 ( 0.00%) ???:::parse_use_tree_glob_or_nested [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,164 ( 0.00%) ???:>>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,130 ( 0.00%) ???:::const_eval_resolve [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,122 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:::check_expr 25,107 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_fn 25,067 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_body 25,041 ( 0.00%) ???:::typeck_root_def_id_local [???] 24,975 ( 0.00%) ???:>::tys::{closure#0} [???] 24,942 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 24,898 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, core::result::Result<&rustc_middle::traits::specialization_graph::Graph, rustc_span::ErrorGuaranteed>>::{closure#0}'2 [???] 24,894 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/index.rs:::check_fn 24,812 ( 0.00%) ???:rustc_attr_parsing::attributes::cfg::eval_config_entry'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,809 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::>, true>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,787 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:::check_expr 24,776 ( 0.00%) ???:::pretty_print_type'2 [???] 24,731 ( 0.00%) ???:llvm::SubtargetFeatureKV const* Find(llvm::StringRef, llvm::ArrayRef) [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 24,711 ( 0.00%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/pa.c:pa_dalloc [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 24,654 ( 0.00%) ???:::def_key:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,628 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_block::>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 24,616 ( 0.00%) ???:rustc_lint::unused::must_use::is_ty_must_use [???] 24,606 ( 0.00%) ???:rustc_attr_parsing::attributes::cfg::eval_config_entry [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,605 ( 0.00%) ???: as rustc_serialize::serialize::Encodable>::encode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,580 ( 0.00%) ???:rustc_middle::verify_ich::incremental_verify_ich::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,540 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_pat::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 24,514 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/casts/cast_possible_truncation.rs:clippy_lints::casts::cast_possible_truncation::apply_reductions [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 24,480 ( 0.00%) ???:> as core::clone::Clone>::clone [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,437 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_item 24,376 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:>::walk_ref 24,374 ( 0.00%) ???:rustc_ast_lowering::item::add_ty_alias_where_clause [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,360 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_poly_trait_ref 24,352 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/def.rs:clippy_lints::minmax::min_max 24,350 ( 0.00%) ???:llvm::X86_MC::initLLVMToSEHAndCVRegMapping(llvm::MCRegisterInfo*) [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 24,345 ( 0.00%) ???:rustc_expand::mbe::macro_parser::compute_locs::inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,345 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 24,332 ( 0.00%) ???:rustc_traits::normalize_projection_ty::normalize_canonicalized_projection [???] 24,305 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:rustc_hir::intravisit::walk_param_bound::> 24,219 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, core::result::Result<&rustc_middle::traits::specialization_graph::Graph, rustc_span::ErrorGuaranteed>>::{closure#0} [???] 24,198 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,187 ( 0.00%) include/jemalloc/internal/mutex.h:realloc 24,138 ( 0.00%) ???:>::insert_entry [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,128 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs:>::swap_remove:: 24,110 ( 0.00%) ???:0x0000000000016d80 [/usr/lib/ld-linux-x86-64.so.2] 24,063 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ops/control_flow.rs:, ::check_item_kind::{closure#0}>, ::check_item_kind::{closure#1}>, core::option::Option> as core::iter::traits::iterator::Iterator>::next 24,048 ( 0.00%) ???:::write [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,029 ( 0.00%) ???:::clone'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,988 ( 0.00%) ???:::parse_pat_tuple_or_parens [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,973 ( 0.00%) ???:::parse_use_tree'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,907 ( 0.00%) ???:rustc_query_impl::query_impl::erase_and_anonymize_regions_ty::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,843 ( 0.00%) ???:::get_explicit_parent [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,835 ( 0.00%) ???:>, (), rustc_hash::FxBuildHasher>>::insert [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,825 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/query/inner.rs:clippy_utils::trait_ref_of_method 23,777 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,768 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/sync/atomic.rs:clippy_utils::trait_ref_of_method 23,749 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/const_ptr.rs:clippy_utils::trait_ref_of_method 23,745 ( 0.00%) ???:core::slice::sort::shared::pivot::median3_rec::<(rustc_span::def_id::DefPathHash, rustc_span::span_encoding::Span), <[(rustc_span::def_id::DefPathHash, rustc_span::span_encoding::Span)]>::sort_unstable_by_key::{closure#0}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,730 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/sys/thread_local/native/mod.rs:clippy_utils::trait_ref_of_method 23,708 ( 0.00%) include/jemalloc/internal/tsd.h:free_default 23,708 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/misc_early/builtin_type_shadow.rs:::check_generics 23,678 ( 0.00%) ???:::from_span_full::::macro_backtrace::{closure#0}>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,660 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_test [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 23,622 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/mod.rs:::check_single_char_names 23,599 ( 0.00%) ???:::collect_invocations'2 [???] 23,506 ( 0.00%) ???:::insert_nested [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,502 ( 0.00%) ???:)>>::call_once [???] 23,473 ( 0.00%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,462 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::new 23,424 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs:::check_block_post 23,424 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:::check_block 23,413 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/crate_in_macro_def.rs:clippy_lints::crate_in_macro_def::contains_unhygienic_crate_reference'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 23,398 ( 0.00%) ???:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_serialize::serialize::Decodable>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,374 ( 0.00%) ???:::into_string:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,371 ( 0.00%) ???:::parse_expr_force_collect'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,364 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/def.rs:::check_expr 23,346 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/types/type_complexity.rs:::visit_ty [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 23,343 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/partial_pub_fields.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 23,324 ( 0.00%) ???:::name_value_from_tokens [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,320 ( 0.00%) ???:rustc_query_impl::query_impl::defaultness::invoke_provider_fn::__rust_begin_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,228 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/duplicate_mod.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 23,210 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/generic_args.rs:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_type_ir::fold::TypeFoldable>::fold_with::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 23,181 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs: as rustc_hir::intravisit::Visitor>::visit_expr 23,172 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:, clippy_utils::macros::first_node_macro_backtrace::{closure#0}> as core::iter::traits::iterator::Iterator>::try_fold::<(), >::iter_try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, as core::iter::traits::iterator::Iterator>::try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> 23,158 ( 0.00%) ???:core::slice::sort::shared::smallsort::bidirectional_merge::::sort_by_key<&core::option::Option, , rustc_middle::ty::assoc::AssocItem> as core::iter::traits::collect::FromIterator<(core::option::Option, rustc_middle::ty::assoc::AssocItem)>>::from_iter, rustc_ty_utils::assoc::associated_items::{closure#0}>, ::new, rustc_ty_utils::assoc::associated_items::{closure#0}>>::{closure#0}>>::{closure#0}>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,132 ( 0.00%) ???:rustc_query_impl::plumbing::try_load_from_disk::<&rustc_middle::mir::Body> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,074 ( 0.00%) ???:rustc_expand::mbe::quoted::parse_one_tt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,031 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,028 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_block 23,025 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/needless_maybe_sized.rs:>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}> as core::iter::traits::iterator::Iterator>::fold::<(), core::iter::traits::iterator::Iterator::for_each::call<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound), as core::iter::traits::collect::Extend<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound)>>::extend>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}>>::{closure#0}>::{closure#0}> 23,022 ( 0.00%) ???:>, rustc_hash::FxBuildHasher> as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,009 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/methods/unwrap_expect_used.rs:clippy_lints::methods::unwrap_expect_used::check_call [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 22,966 ( 0.00%) include/jemalloc/internal/ph.h:realloc 22,949 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/enumerate.rs:::visit_expr'2 22,941 ( 0.00%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 22,902 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:clippy_lints::lifetimes::could_use_elision 22,850 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:rustc_hir::intravisit::walk_expr::>'2 22,826 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 22,797 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_item_kind 22,796 ( 0.00%) ???:>::fold_with::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 22,781 ( 0.00%) include/jemalloc/internal/thread_event.h:calloc 22,760 ( 0.00%) ???:::annotated_snippet [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 22,752 ( 0.00%) ???:>::insert [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 22,730 ( 0.00%) src/sz.c:ecache_evict 22,710 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/def.rs:::eq [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 22,660 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:::check_param 22,612 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_mac_def::check_ts'2 22,607 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/generic_args.rs:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_type_ir::fold::TypeFoldable>::fold_with:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 22,596 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:clippy_utils::check_proc_macro::span_matches_pat 22,568 ( 0.00%) ???:>::get_attributes [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 22,565 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_fn 22,545 ( 0.00%) ???:llvm::DenseMapBase, llvm::detail::DenseMapPair >, void const*, llvm::PassInfo const*, llvm::DenseMapInfo, llvm::detail::DenseMapPair >::moveFrom(llvm::DenseMap, llvm::detail::DenseMapPair >&) [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 22,512 ( 0.00%) ???:::map_ctxt::<::with_ctxt::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 22,472 ( 0.00%) ???:rustc_passes::lang_items::get_lang_items'2 [???] 22,463 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:clippy_lints::lifetimes::non_elidable_self_type [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 22,448 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs: as core::iter::traits::iterator::Iterator>::next 22,439 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/mod.rs:::check 22,435 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unnecessary_self_imports.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 22,404 ( 0.00%) include/jemalloc/internal/mutex.h:edata_cache_put 22,375 ( 0.00%) ???:::has_typeck_results [???] 22,372 ( 0.00%) include/jemalloc/internal/jemalloc_internal_inlines_b.h:tcache_bin_flush_small 22,354 ( 0.00%) ???:::with_def_site_ctxt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 22,337 ( 0.00%) 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0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/ast.rs:>::walk_ref [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 20,332 ( 0.00%) ???:0x000000000009d5b0 [/usr/lib/libc.so.6] 20,320 ( 0.00%) ???:::find_match [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,320 ( 0.00%) ???:::adjust [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,310 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/traits.rs:>::make_code_span 20,227 ( 0.00%) ???:, tinystr::unvalidated::UnvalidatedTinyAsciiStr<3>), icu_locale_core::subtags::script::Script>>::get_copied [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,204 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_local::> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 20,195 ( 0.00%) ???:>, core::iter::adapters::map::Map, ::fix_multispan_in_extern_macros::{closure#1}>>, ::fix_multispan_in_extern_macros::{closure#2}> as core::iter::traits::iterator::Iterator>::next [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,186 ( 0.00%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex))>>::reserve_rehash::<, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::insert_unique::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,128 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/alloc.rs:clippy_lints::non_expressive_names::do_check 20,107 ( 0.00%) ???:>>::walk_ref [???] 20,102 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/mod.rs:::check_item_kind 20,083 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::::check::{closure#0}>> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 20,081 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 20,076 ( 0.00%) include/jemalloc/internal/bit_util.h:ecache_evict 20,023 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/needless_nonzero_get.rs:clippy_lints::needless_nonzero_get::nonzero_get [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 19,995 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/dep_graph/graph.rs:::check_fn 19,868 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/raw.rs:>::remove_entry::::{closure#0}> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 19,843 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/const_ptr.rs:memchr::arch::x86_64::memchr::memchr_raw::find_avx2 19,840 ( 0.00%) ???:<&str as core::fmt::Display>::fmt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,798 ( 0.00%) ???:::parse_item_struct [???] 19,765 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/operators/bit_mask.rs:clippy_lints::operators::bit_mask::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 19,754 ( 0.00%) ???:)>>::reserve_rehash::, rustc_hash::FxBuildHasher>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,731 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:rustc_hir::intravisit::walk_path_segment:: 19,707 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, rustc_middle::ty::adt::AdtDef>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,703 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:::check_item_kind 19,686 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr 19,601 ( 0.00%) ???:::get_extern_module_with_lock'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,581 ( 0.00%) ???:::visit_fn [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,568 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_impl_item 19,530 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:, ::check_item_kind::{closure#0}>, ::check_item_kind::{closure#1}>, core::option::Option> as core::iter::traits::iterator::Iterator>::next 19,522 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs:::check_block 19,520 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:::check_block_post 19,513 ( 0.00%) ???: as fluent_bundle::resolver::WriteValue>::write:: [???] 19,502 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/context/tls.rs:clippy_lints::functions::result::result_err_ty 19,500 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/traits.rs:::new 19,500 ( 0.00%) ???:>::try_fold_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,490 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::to_camel_case [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 19,485 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/levels.rs:::check_item 19,485 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/levels.rs:::check_item_post 19,454 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/reserve_after_initialization.rs:::check_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 19,434 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/result.rs:>::reserve::do_reserve_and_handle:: 19,394 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/sys/thread_local/native/mod.rs:::check_expr 19,388 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/mod.rs:::check_block 19,382 ( 0.00%) include/jemalloc/internal/san.h:malloc_default 19,378 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/matches/mod.rs:::check_expr::{closure#0} [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 19,350 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ops/control_flow.rs: as core::iter::traits::iterator::Iterator>::try_fold::flatten::, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0} 19,323 ( 0.00%) ???:::construct [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,305 ( 0.00%) ???:)>>::reserve_rehash::, rustc_hash::FxBuildHasher>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,287 ( 0.00%) ???:::make_lang_item_path [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,270 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:core::ptr::drop_glue::> 19,261 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:rustc_hir::intravisit::walk_param_bound::> 19,232 ( 0.00%) ???:>::consts::{closure#0} [???] 19,208 ( 0.00%) ???:rustc_expand::placeholders::placeholder::mac_placeholder [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,183 ( 0.00%) ???:::format_to_string::<&alloc::string::String, core::slice::iter::Iter> [???] 19,110 ( 0.00%) ???:>::reserve [???] 19,096 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested, core::slice::iter::Iter>>>>::from_iter 19,095 ( 0.00%) ???:::{closure#1} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_middle::dep_graph::dep_node::DepNode, rustc_middle::dep_graph::serialized::SerializedDepNodeIndex, rustc_middle::dep_graph::graph::DepNodeIndex)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,078 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/operators/cmp_owned.rs:clippy_lints::operators::cmp_owned::check_op [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 19,076 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/into_iter.rs:clippy_lints::lifetimes::has_where_lifetimes 19,063 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested<&rustc_hir::hir::Expr, core::iter::adapters::chain::Chain, core::slice::iter::Iter>>>::from_iter 19,039 ( 0.00%) ???:::expect_any_with_type [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,010 ( 0.00%) ???:rustc_ast::visit::visit_field_defs:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,008 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/functions/renamed_function_params.rs:::new::>>, core::iter::adapters::map::Map, ::hir_body_param_idents::{closure#0}>> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 19,005 ( 0.00%) src/eset.c:ecache_evict 18,991 ( 0.00%) ???:rustc_hir::intravisit::walk_pat_expr::> [???] 18,932 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/raw.rs:::check_pat 18,925 ( 0.00%) ???: as alloc::vec::spec_from_iter_nested::SpecFromIterNested>>::from_iter [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,921 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/const_ptr.rs:>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}> as core::iter::traits::iterator::Iterator>::fold::<(), core::iter::traits::iterator::Iterator::for_each::call<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound), as core::iter::traits::collect::Extend<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound)>>::extend>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}>>::{closure#0}>::{closure#0}> 18,896 ( 0.00%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,893 ( 0.00%) ???:::check_item_post [???] 18,886 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_lints::needless_question_mark::check 18,884 ( 0.00%) ???:thin_vec::drop_non_singleton::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,872 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_ty_ [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,861 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/methods/useless_nonzero_new_unchecked.rs:clippy_lints::methods::useless_nonzero_new_unchecked::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,837 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/context.rs:::check_expr 18,805 ( 0.00%) ???:rustc_expand::mbe::macro_rules::check_lhs_no_empty_seq'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,729 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::check_expr 18,728 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr 18,704 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs:clippy_utils::macros::first_node_in_macro:: 18,673 ( 0.00%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,650 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,645 ( 0.00%) ???:>::fill_item::<>::identity_for_item::{closure#0}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,605 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/dep_graph/graph.rs:::impl_trait_ref:: 18,605 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/query/inner.rs:::impl_trait_ref:: 18,550 ( 0.00%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex))>>::reserve_rehash::<, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::insert_unique::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,499 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_qpath::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,486 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/returns/needless_return_with_question_mark.rs:clippy_lints::returns::needless_return_with_question_mark::check_stmt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,480 ( 0.00%) src/extent_dss.c:extent_try_coalesce_impl.llvm.9305427869391012685 18,426 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::check_expr 18,411 ( 0.00%) ???:, rustc_resolve::Used)>>::reserve_rehash::, rustc_resolve::Used, rustc_hash::FxBuildHasher>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,396 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/attrs/mixed_attributes_style.rs:>::insert 18,392 ( 0.00%) ???:::single_pat_field [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,391 ( 0.00%) ???:::until [???] 18,386 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cmp.rs:::next_match 18,348 ( 0.00%) ???:::lower_lit [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,315 ( 0.00%) ???:rustc_interface::passes::analysis [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,306 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_impl_item 18,296 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/doc/include_in_doc_without_cfg.rs:::check_attributes 18,284 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/def.rs:::check_expr 18,284 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/def.rs:::check_expr 18,284 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/def.rs:::check_expr 18,284 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,284 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_arm [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,279 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/def.rs:::hir 18,264 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::check_expr 18,264 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::check_expr 18,240 ( 0.00%) ???:rustc_ty_utils::common_traits::is_copy_raw [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,219 ( 0.00%) ???:::expr_ty_opt [???] 18,216 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/query/inner.rs:::check_expr 18,209 ( 0.00%) ???:rustc_ty_utils::layout::layout_of_uncached'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,204 ( 0.00%) ???:::scan_paragraph_interrupt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,199 ( 0.00%) /rustc/84b36a78a28a63f134171c670be1932ffa2485f8/obj/build/x86_64-unknown-linux-gnu/stage2-rustc/x86_64-unknown-linux-gnu/release/build/tikv-jemalloc-sys/80122c672fbe49ef/out/build/src/pac.c:pac_decay_to_limit.llvm.9344053299937794623 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,198 ( 0.00%) ???:::parse_tuple_struct_body::{closure#0}::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,188 ( 0.00%) src/sz.c:pa_dalloc 18,174 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_item 18,166 ( 0.00%) ???:>::swap_remove:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,165 ( 0.00%) include/jemalloc/internal/tsd.h:pa_dalloc 18,132 ( 0.00%) ???:core::slice::sort::unstable::quicksort::quicksort::::sort_unstable_by<::new::{closure#2}>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,120 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/map.rs:>::dying_next [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,114 ( 0.00%) ???:0x000000000000aa70 [/usr/lib/ld-linux-x86-64.so.2] 18,108 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/manual_hash_one.rs:::check_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,075 ( 0.00%) ???:rustc_query_impl::query_impl::adt_def::execute_query_incr::__rust_end_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,066 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/sty.rs:::check_expr 18,059 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/legacy_numeric_constants.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,040 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/derive/derive_ord_xor_partial_ord.rs:clippy_lints::derive::derive_ord_xor_partial_ord::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,039 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/visitors.rs: as rustc_hir::intravisit::Visitor>::visit_expr'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,023 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_lints::loops::while_let_on_iterator::check 18,012 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/context.rs:::check_expr 18,000 ( 0.00%) ???:pthread_rwlock_unlock [/usr/lib/libc.so.6] 17,998 ( 0.00%) ???:, pulldown_cmark::parse::LinkDef)>>::reserve_rehash::, pulldown_cmark::parse::LinkDef, std::hash::random::RandomState>::{closure#0}> [???] 17,985 ( 0.00%) ???:rustc_query_impl::query_impl::def_span::invoke_provider_fn::__rust_begin_short_backtrace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,968 ( 0.00%) ???:::visit_assoc_item [???] 17,944 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::>, true>'2 [???] 17,875 ( 0.00%) ???:::lower_item_kind'2 [???] 17,810 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:clippy_utils::fn_def_id 17,808 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_body 17,808 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/raw.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested<(rustc_hir_id::HirId, clippy_lints::casts::needless_type_cast::BindingInfo), std::collections::hash::map::IntoIter>>::from_iter 17,794 ( 0.00%) ???:::glob_adjust [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,791 ( 0.00%) ???: as core::cmp::PartialEq>::eq [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,784 ( 0.00%) ???:<::find_lifetime_for_self::SelfVisitor as rustc_ast::visit::Visitor>::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,778 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::check_expr 17,778 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/mod.rs:::check_expr 17,778 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/raw.rs:::check_expr 17,760 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/copied.rs:clippy_lints::lifetimes::has_where_lifetimes 17,754 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/raw.rs:>::insert 17,714 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/casts/cast_abs_to_unsigned.rs:clippy_lints::casts::cast_abs_to_unsigned::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 17,664 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::check_block 17,648 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/filter.rs:>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}> as core::iter::traits::iterator::Iterator>::fold::<(), core::iter::traits::iterator::Iterator::for_each::call<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound), as core::iter::traits::collect::Extend<(rustc_span::def_id::DefId, clippy_lints::needless_maybe_sized::Bound)>>::extend>, clippy_lints::needless_maybe_sized::type_param_bounds::{closure#0}>>, ::check_generics::{closure#0}>, ::check_generics::{closure#1}>>::{closure#0}>::{closure#0}> 17,644 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 17,641 ( 0.00%) ???:core::ptr::drop_glue::, rustc_hash::FxBuildHasher>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,629 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,611 ( 0.00%) ???: as rustc_ast::visit::Visitor>::visit_use_tree [???] 17,604 ( 0.00%) ???:::check_where_predicate [???] 17,557 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:rustc_hir::intravisit::walk_expr::'2 17,538 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,527 ( 0.00%) ???:>::regions [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,510 ( 0.00%) ???:::collect_fn_info [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,504 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 17,501 ( 0.00%) ???:; 1]>>::reserve_one_unchecked [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,476 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/take_while.rs: as core::iter::traits::iterator::Iterator>::try_fold::flatten::, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0} [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 17,472 ( 0.00%) ???:core::fmt::float::float_to_decimal_common_shortest:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,466 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/casts/cast_possible_wrap.rs:clippy_lints::casts::cast_possible_wrap::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 17,428 ( 0.00%) ???: as core::hash::Hash>::hash:: [???] 17,425 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/memchr.rs:::check_expr 17,372 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:::check_arm 17,367 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 17,364 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/num/uint_macros.rs:>::next_back 17,364 ( 0.00%) ???:::parse_tuple_struct_body [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,322 ( 0.00%) ???:::define_macro [???] 17,310 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/symbol.rs:::check_attribute 17,300 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/filter_map.rs:clippy_lints::lifetimes::could_use_elision 17,286 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/enumerate.rs:::check_mac_def::check_ts'2 17,275 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/casts/utils.rs:clippy_lints::casts::cast_possible_wrap::check 17,270 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested<&rustc_hir::hir::Expr, core::iter::adapters::chain::Chain, core::slice::iter::Iter>>>::from_iter 17,264 ( 0.00%) ???:<&unic_langid_impl::LanguageIdentifier as core::cmp::Ord>::cmp [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,249 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 17,248 ( 0.00%) ???:::cmp [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,173 ( 0.00%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,152 ( 0.00%) ???: as rustc_infer::traits::engine::TraitEngine>::evaluate_obligations_error_on_ambiguity [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,147 ( 0.00%) ???:<::check_impl_trait::ImplTraitVisitor as rustc_ast::visit::Visitor>::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,138 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/returns/needless_return.rs:clippy_lints::returns::needless_return::check_final_expr'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 17,135 ( 0.00%) ???:::check_args_compatible_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,113 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/casts/utils.rs:clippy_lints::casts::cast_lossless::check 17,102 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/mod.rs:::check_item 17,092 ( 0.00%) ???:llvm::PassRegistry::registerPass(llvm::PassInfo const&, bool) [clone .warm]'2 [???] 17,072 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,064 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/sync.rs:>::with::<::with::expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/mod.rs -------------------------------------------------------------------------------- Ir -- line 167 ---------------------------------------- . /// assert!(!s.is_empty()); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_stable(feature = "const_str_is_empty", since = "1.39.0")] . #[rustc_no_implicit_autorefs] . #[must_use] . #[inline] . pub const fn is_empty(&self) -> bool { 75,767 ( 0.00%) self.len() == 0 . } . . /// Converts a slice of bytes to a string slice. . /// . /// A string slice ([`&str`]) is made of bytes ([`u8`]), and a byte slice . /// ([`&[u8]`][byteslice]) is made of bytes, so this function converts between . /// the two. Not all byte slices are valid string slices, however: [`&str`] requires . /// that it is valid UTF-8. `from_utf8()` checks to ensure that the bytes are valid -- line 183 ---------------------------------------- -- line 371 ---------------------------------------- . #[stable(feature = "is_char_boundary", since = "1.9.0")] . #[rustc_const_stable(feature = "const_is_char_boundary", since = "1.86.0")] . #[inline] . pub const fn is_char_boundary(&self, index: usize) -> bool { . // 0 is always ok. . // Test for 0 explicitly so that it can optimize out the check . // easily and skip reading string data for that case. . // Note that optimizing `self.get(..index)` relies on this. 2,774 ( 0.00%) if index == 0 { . return true; . } . 2,853 ( 0.00%) if index >= self.len() { . // For `true` we have two options: . // . // - index == self.len() . // Empty strings are valid, so return true . // - index > self.len() . // In this case return false . // . // The check is placed exactly here, because it improves generated . // code on higher opt-levels. See PR #84751 for more details. 75 ( 0.00%) index == self.len() . } else { . self.as_bytes()[index].is_utf8_char_boundary() . } . } . . /// Finds the closest `x` not exceeding `index` where [`is_char_boundary(x)`] is `true`. . /// . /// This method can help you truncate a string so that it's still valid UTF-8, but doesn't -- line 401 ---------------------------------------- -- line 934 ---------------------------------------- . /// assert_eq!(None, s.split_at_checked(16)); // Beyond the string length . /// ``` . #[inline] . #[must_use] . #[stable(feature = "split_at_checked", since = "1.80.0")] . #[rustc_const_stable(feature = "const_str_split_at", since = "1.86.0")] . pub const fn split_at_checked(&self, mid: usize) -> Option<(&str, &str)> { . // is_char_boundary checks that the index is in [0, .len()] 498 ( 0.00%) if self.is_char_boundary(mid) { . // SAFETY: just checked that `mid` is on a char boundary. . Some(unsafe { self.split_at_unchecked(mid) }) . } else { . None . } . } . . /// Divides one mutable string slice into two at an index. -- line 950 ---------------------------------------- -- line 997 ---------------------------------------- . #[inline] . const unsafe fn split_at_unchecked(&self, mid: usize) -> (&str, &str) { . let len = self.len(); . let ptr = self.as_ptr(); . // SAFETY: caller guarantees `mid` is on a char boundary. . unsafe { . ( . from_utf8_unchecked(slice::from_raw_parts(ptr, mid)), 231 ( 0.00%) from_utf8_unchecked(slice::from_raw_parts(ptr.add(mid), len - mid)), . ) . } . } . . /// Divides one string slice into two at an index. . /// . /// # Safety . /// -- line 1013 ---------------------------------------- -- line 1071 ---------------------------------------- . /// assert_eq!(Some('\u{0306}'), chars.next()); . /// . /// assert_eq!(None, chars.next()); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[inline] . #[rustc_diagnostic_item = "str_chars"] . pub fn chars(&self) -> Chars<'_> { 28 ( 0.00%) Chars { iter: self.as_bytes().iter() } . } . . /// Returns an iterator over the [`char`]s of a string slice, and their . /// positions. . /// . /// As a string slice consists of valid UTF-8, we can iterate through a . /// string slice by [`char`]. This method returns an iterator of both . /// these [`char`]s, as well as their byte positions. -- line 1087 ---------------------------------------- -- line 1375 ---------------------------------------- . /// let bananas = "bananas"; . /// . /// assert!(bananas.contains("nana")); . /// assert!(!bananas.contains("apples")); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[inline] . pub fn contains(&self, pat: P) -> bool { 854 ( 0.00%) pat.is_contained_in(self) 92 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/pattern.rs:<&str as core::str::pattern::Pattern>::is_contained_in (4x) . } . . /// Returns `true` if the given pattern matches a prefix of this . /// string slice. . /// . /// Returns `false` if it does not. . /// . /// The [pattern] can be a `&str`, in which case this function will return true if -- line 1391 ---------------------------------------- -- line 1489 ---------------------------------------- . /// let s = "Löwe 老虎 Léopard"; . /// let x: &[_] = &['1', '2']; . /// . /// assert_eq!(s.find(x), None); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[inline] . pub fn find(&self, pat: P) -> Option { 71,058 ( 0.00%) pat.into_searcher(self).next_match().map(|(i, _)| i) 3,635,102 ( 0.14%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/pattern.rs:::next_match (23,686x) . } . . /// Returns the byte index for the first character of the last match of the pattern in . /// this string slice. . /// . /// Returns [`None`] if the pattern doesn't match. . /// . /// The [pattern] can be a `&str`, [`char`], a slice of [`char`]s, or a -- line 1505 ---------------------------------------- -- line 1663 ---------------------------------------- . /// ``` . /// . /// Use [`split_whitespace`] for this behavior. . /// . /// [`split_whitespace`]: str::split_whitespace . #[stable(feature = "rust1", since = "1.0.0")] . #[inline] . pub fn split(&self, pat: P) -> Split<'_, P> { 1,305 ( 0.00%) Split(SplitInternal { . start: 0, . end: self.len(), . matcher: pat.into_searcher(self), . allow_trailing_empty: true, . finished: false, . }) . } . -- line 1679 ---------------------------------------- -- line 1762 ---------------------------------------- . /// assert_eq!(v, ["ghi", "def", "abc"]); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[inline] . pub fn rsplit(&self, pat: P) -> RSplit<'_, P> . where . for<'a> P::Searcher<'a>: ReverseSearcher<'a>, . { 11,429 ( 0.00%) RSplit(self.split(pat).0) . } . . /// Returns an iterator over substrings of the given string slice, separated . /// by characters matched by a pattern. . /// . /// The [pattern] can be a `&str`, [`char`], a slice of [`char`]s, or a . /// function or closure that determines if a character matches. . /// -- line 1778 ---------------------------------------- -- line 1977 ---------------------------------------- . /// ``` . /// assert_eq!("cfg".split_once('='), None); . /// assert_eq!("cfg=".split_once('='), Some(("cfg", ""))); . /// assert_eq!("cfg=foo".split_once('='), Some(("cfg", "foo"))); . /// assert_eq!("cfg=foo=bar".split_once('='), Some(("cfg", "foo=bar"))); . /// ``` . #[stable(feature = "str_split_once", since = "1.52.0")] . #[inline] 828 ( 0.00%) pub fn split_once(&self, delimiter: P) -> Option<(&'_ str, &'_ str)> { 171 ( 0.00%) let (start, end) = delimiter.into_searcher(self).next_match()?; 4,121 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/pattern.rs:::next_match (33x) . // SAFETY: `Searcher` is known to return valid indices. 108 ( 0.00%) unsafe { Some((self.get_unchecked(..start), self.get_unchecked(end..))) } 540 ( 0.00%) } . . /// Splits the string on the last occurrence of the specified delimiter and . /// returns prefix before delimiter and suffix after delimiter. . /// . /// # Examples . /// . /// ``` . /// assert_eq!("cfg".rsplit_once('='), None); -- line 1997 ---------------------------------------- -- line 2179 ---------------------------------------- . /// assert_eq!("Hello\tworld", s.trim()); . /// ``` . #[inline] . #[must_use = "this returns the trimmed string as a slice, \ . without modifying the original"] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_diagnostic_item = "str_trim"] . pub fn trim(&self) -> &str { 147,925 ( 0.01%) self.trim_matches(char::is_whitespace) 1,125,265 ( 0.04%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/mod.rs:::trim_matches::<::is_whitespace> (2,707x) . } . . /// Returns a string slice with leading whitespace removed. . /// . /// 'Whitespace' is defined according to the terms of the Unicode Derived . /// Core Property `White_Space`, which includes newlines. . /// . /// # Text directionality -- line 2195 ---------------------------------------- -- line 2218 ---------------------------------------- . /// assert!(Some('ע') == s.trim_start().chars().next()); . /// ``` . #[inline] . #[must_use = "this returns the trimmed string as a new slice, \ . without modifying the original"] . #[stable(feature = "trim_direction", since = "1.30.0")] . #[rustc_diagnostic_item = "str_trim_start"] . pub fn trim_start(&self) -> &str { 13,893 ( 0.00%) self.trim_start_matches(char::is_whitespace) 2,564,791 ( 0.10%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/mod.rs:::trim_start_matches::<::is_whitespace> (12,446x) . } . . /// Returns a string slice with trailing whitespace removed. . /// . /// 'Whitespace' is defined according to the terms of the Unicode Derived . /// Core Property `White_Space`, which includes newlines. . /// . /// # Text directionality -- line 2234 ---------------------------------------- -- line 2369 ---------------------------------------- . /// A more complex pattern, using a closure: . /// . /// ``` . /// assert_eq!("1foo1barXX".trim_matches(|c| c == '1' || c == 'X'), "foo1bar"); . /// ``` . #[must_use = "this returns the trimmed string as a new slice, \ . without modifying the original"] . #[stable(feature = "rust1", since = "1.0.0")] 214,419 ( 0.01%) pub fn trim_matches(&self, pat: P) -> &str . where . for<'a> P::Searcher<'a>: DoubleEndedSearcher<'a>, . { . let mut i = 0; . let mut j = 0; . let mut matcher = pat.into_searcher(self); . if let Some((a, b)) = matcher.next_reject() { . i = a; -- line 2385 ---------------------------------------- -- line 2386 ---------------------------------------- . j = b; // Remember earliest known match, correct it below if . // last match is different . } . if let Some((_, b)) = matcher.next_reject_back() { . j = b; . } . // SAFETY: `Searcher` is known to return valid indices. . unsafe { self.get_unchecked(i..j) } 214,419 ( 0.01%) } . . /// Returns a string slice with all prefixes that match a pattern . /// repeatedly removed. . /// . /// The [pattern] can be a `&str`, [`char`], a slice of [`char`]s, or a . /// function or closure that determines if a character matches. . /// . /// [`char`]: prim@char -- line 2402 ---------------------------------------- -- line 2416 ---------------------------------------- . /// assert_eq!("123foo1bar123".trim_start_matches(char::is_numeric), "foo1bar123"); . /// . /// let x: &[_] = &['1', '2']; . /// assert_eq!("12foo1bar12".trim_start_matches(x), "foo1bar12"); . /// ``` . #[must_use = "this returns the trimmed string as a new slice, \ . without modifying the original"] . #[stable(feature = "trim_direction", since = "1.30.0")] 28,032 ( 0.00%) pub fn trim_start_matches(&self, pat: P) -> &str { . let mut i = self.len(); . let mut matcher = pat.into_searcher(self); . if let Some((a, _)) = matcher.next_reject() { . i = a; . } . // SAFETY: `Searcher` is known to return valid indices. . unsafe { self.get_unchecked(i..self.len()) } 14,016 ( 0.00%) } . . /// Returns a string slice with the prefix removed. . /// . /// If the string starts with the pattern `prefix`, returns the substring after the prefix, . /// wrapped in `Some`. Unlike [`trim_start_matches`], this method removes the prefix exactly once. . /// . /// If the string does not start with `prefix`, returns `None`. . /// -- line 2440 ---------------------------------------- -- line 2635 ---------------------------------------- . /// A more complex pattern, using a closure: . /// . /// ``` . /// assert_eq!("1fooX".trim_end_matches(|c| c == '1' || c == 'X'), "1foo"); . /// ``` . #[must_use = "this returns the trimmed string as a new slice, \ . without modifying the original"] . #[stable(feature = "trim_direction", since = "1.30.0")] 145 ( 0.00%) pub fn trim_end_matches(&self, pat: P) -> &str . where . for<'a> P::Searcher<'a>: ReverseSearcher<'a>, . { . let mut j = 0; . let mut matcher = pat.into_searcher(self); . if let Some((_, b)) = matcher.next_reject_back() { . j = b; . } . // SAFETY: `Searcher` is known to return valid indices. . unsafe { self.get_unchecked(0..j) } 145 ( 0.00%) } . . /// Returns a string slice with all prefixes that match a pattern . /// repeatedly removed. . /// . /// The [pattern] can be a `&str`, [`char`], a slice of [`char`]s, or a . /// function or closure that determines if a character matches. . /// . /// [`char`]: prim@char -- line 2662 ---------------------------------------- -- line 2774 ---------------------------------------- . /// ``` . /// let nope = "j".parse::(); . /// . /// assert!(nope.is_err()); . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . pub fn parse(&self) -> Result { 29 ( 0.00%) FromStr::from_str(self) 326 ( 0.00%) => ???:::from_str (2x) 324 ( 0.00%) => ???:::from_str (2x) . } . . /// Checks if all characters in this string are within the ASCII range. . /// . /// An empty string returns `true`. . /// . /// # Examples . /// -- line 2790 ---------------------------------------- -- line 3316 ---------------------------------------- . unsafe { from_utf8_unchecked_mut(&mut []) } . } . } . . impl_fn_for_zst! { . /// A nameable, cloneable fn type . #[derive(Clone)] . struct LinesMap impl<'a> Fn = |line: &'a str| -> &'a str { 12,506 ( 0.00%) let Some(line) = line.strip_suffix('\n') else { return line }; . let Some(line) = line.strip_suffix('\r') else { return line }; . line . }; . . #[derive(Clone)] . struct CharEscapeDebugContinue impl Fn = |c: char| -> char::EscapeDebug { . c.escape_debug_ext(EscapeDebugExtArgs { . escape_grapheme_extender: false, -- line 3332 ---------------------------------------- 103,046 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs -------------------------------------------------------------------------------- Ir -- line 47 ---------------------------------------- . /// Any decimal or hexadecimal digit depending on the location. . Num, . /// An attribute. . Attr(Symbol), . } . . /// Checks if the start and the end of the span's text matches the patterns. This will return false . /// if the span crosses multiple files or if source is not available. 32,280 ( 0.00%) fn span_matches_pat(sess: &Session, span: Span, start_pat: Pat, end_pat: Pat) -> bool { 16,140 ( 0.00%) let pos = sess.source_map().lookup_byte_offset(span.lo()); 473,302 ( 0.02%) => ???:::lookup_byte_offset (3,228x) 6,456 ( 0.00%) let Some(ref src) = pos.sf.src else { . return false; . }; . let end = span.hi() - pos.sf.start_pos; 25,824 ( 0.00%) src.get(pos.pos.0 as usize..end.0 as usize).is_some_and(|s| { . // Spans can be wrapped in a mixture or parenthesis, whitespace, and trailing commas. 3,238 ( 0.00%) let start_str = s.trim_start_matches(|c: char| c.is_whitespace() || c == '('); . let end_str = s.trim_end_matches(|c: char| c.is_whitespace() || c == ')' || c == ','); 41,964 ( 0.00%) (match start_pat { . Pat::Str(text) => start_str.starts_with(text), . Pat::MultiStr(texts) => texts.iter().any(|s| start_str.starts_with(s)), . Pat::OwnedMultiStr(texts) => texts.iter().any(|s| start_str.starts_with(s)), . Pat::Sym(sym) => start_str.starts_with(sym.as_str()), . Pat::Num => start_str.as_bytes().first().is_some_and(u8::is_ascii_digit), . Pat::Attr(sym) => { . let start_str = start_str . .strip_prefix("#[") . .or_else(|| start_str.strip_prefix("#![")) . .unwrap_or(start_str); . start_str.trim_start().starts_with(sym.as_str()) . }, 23,632 ( 0.00%) } && match end_pat { . Pat::Str(text) => end_str.ends_with(text), . Pat::MultiStr(texts) => texts.iter().any(|s| end_str.ends_with(s)), . Pat::OwnedMultiStr(texts) => texts.iter().any(|s| end_str.ends_with(s)), 265 ( 0.00%) Pat::Sym(sym) => end_str.ends_with(sym.as_str()), . Pat::Num => end_str.as_bytes().last().is_some_and(u8::is_ascii_hexdigit), . Pat::Attr(_) => false, . }) 9,410 ( 0.00%) }) 29,052 ( 0.00%) } . . /// Get the search patterns to use for the given literal . fn lit_search_pat(lit: &LitKind) -> (Pat, Pat) { 179 ( 0.00%) match lit { 63 ( 0.00%) LitKind::Str(_, StrStyle::Cooked) => (Pat::Str("\""), Pat::Str("\"")), . LitKind::Str(_, StrStyle::Raw(0)) => (Pat::Str("r"), Pat::Str("\"")), . LitKind::Str(_, StrStyle::Raw(_)) => (Pat::Str("r#"), Pat::Str("#")), . LitKind::ByteStr(_, StrStyle::Cooked) => (Pat::Str("b\""), Pat::Str("\"")), . LitKind::ByteStr(_, StrStyle::Raw(0)) => (Pat::Str("br\""), Pat::Str("\"")), . LitKind::ByteStr(_, StrStyle::Raw(_)) => (Pat::Str("br#\""), Pat::Str("#")), . LitKind::Byte(_) => (Pat::Str("b'"), Pat::Str("'")), . LitKind::Char(_) => (Pat::Str("'"), Pat::Str("'")), . LitKind::Int(_, LitIntType::Signed(IntTy::Isize)) => (Pat::Num, Pat::Str("isize")), . LitKind::Int(_, LitIntType::Unsigned(UintTy::Usize)) => (Pat::Num, Pat::Str("usize")), 4 ( 0.00%) LitKind::Int(..) => (Pat::Num, Pat::Num), . LitKind::Float(..) => (Pat::Num, Pat::Str("")), . LitKind::Bool(true) => (Pat::Str("true"), Pat::Str("true")), . LitKind::Bool(false) => (Pat::Str("false"), Pat::Str("false")), . _ => (Pat::Str(""), Pat::Str("")), . } 22 ( 0.00%) } . . /// Get the search patterns to use for the given path 622 ( 0.00%) fn qpath_search_pat(path: &QPath<'_>) -> (Pat, Pat) { 1,244 ( 0.00%) match path { . QPath::Resolved(ty, path) => { 621 ( 0.00%) let start = if ty.is_some() { . Pat::Str("<") . } else { 621 ( 0.00%) path.segments.first().map_or(Pat::Str(""), |seg| { 1,242 ( 0.00%) if seg.ident.name == kw::PathRoot { . Pat::Str("::") . } else { . Pat::Sym(seg.ident.name) . } . }) . }; . let end = path.segments.last().map_or(Pat::Str(""), |seg| { 621 ( 0.00%) if seg.args.is_some() { . Pat::Str(">") . } else { . Pat::Sym(seg.ident.name) . } . }); 3,726 ( 0.00%) (start, end) . }, 8 ( 0.00%) QPath::TypeRelative(_, name) => (Pat::Str(""), Pat::Sym(name.ident.name)), . } 622 ( 0.00%) } . . fn path_search_pat(path: &Path<'_>) -> (Pat, Pat) { . let (head, tail) = match path.segments { . [] => return (Pat::Str(""), Pat::Str("")), . [p] => (Pat::Sym(p.ident.name), p), . // QPath::Resolved can have a path that looks like `::baz` where . // the path (`Bar::baz`) has it's span covering the whole QPath. . [.., tail] => (Pat::Str(""), tail), -- line 144 ---------------------------------------- -- line 150 ---------------------------------------- . } else { . Pat::Sym(tail.ident.name) . }, . ) . } . . /// Get the search patterns to use for the given expression . fn expr_search_pat(tcx: TyCtxt<'_>, e: &Expr<'_>) -> (Pat, Pat) { 19,998 ( 0.00%) fn expr_search_pat_inner(tcx: TyCtxt<'_>, e: &Expr<'_>, outer_span: Span) -> (Pat, Pat) { . // The expression can have subexpressions in different contexts, in which case . // building up a search pattern from the macro expansion would lead to false positives; . // e.g. `return format!(..)` would be considered to be from a proc macro . // if we build up a pattern for the macro expansion and compare it to the invocation `format!()`. . // So instead we return an empty pattern such that `span_matches_pat` always returns true. 3,334 ( 0.00%) if !e.span.eq_ctxt(outer_span) { . return (Pat::Str(""), Pat::Str("")); . } . 6,937 ( 0.00%) match e.kind { 10 ( 0.00%) ExprKind::ConstBlock(_) => (Pat::Str("const"), Pat::Str("}")), . // Parenthesis are trimmed from the text before the search patterns are matched. . // See: `span_matches_pat` 30 ( 0.00%) ExprKind::Tup([]) => (Pat::Str(")"), Pat::Str("(")), 1,074 ( 0.00%) ExprKind::Unary(UnOp::Deref, e) => (Pat::Str("*"), expr_search_pat_inner(tcx, e, outer_span).1), 7,949 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::expr_search_pat::expr_search_pat_inner'2 (67x) . ExprKind::Unary(UnOp::Not, e) => (Pat::Str("!"), expr_search_pat_inner(tcx, e, outer_span).1), . ExprKind::Unary(UnOp::Neg, e) => (Pat::Str("-"), expr_search_pat_inner(tcx, e, outer_span).1), 242 ( 0.00%) ExprKind::Lit(lit) => lit_search_pat(&lit.node), 395 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::lit_search_pat (22x) 64 ( 0.00%) ExprKind::Array(_) | ExprKind::Repeat(..) => (Pat::Str("["), Pat::Str("]")), 106 ( 0.00%) ExprKind::Call(e, []) | ExprKind::MethodCall(_, e, [], _) => { 112 ( 0.00%) (expr_search_pat_inner(tcx, e, outer_span).0, Pat::Str("(")) 1,162 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::expr_search_pat::expr_search_pat_inner'2 (14x) . }, 20 ( 0.00%) ExprKind::Call(first, [.., last]) 6 ( 0.00%) | ExprKind::MethodCall(_, first, [.., last], _) . | ExprKind::Binary(_, first, last) . | ExprKind::Tup([first, .., last]) . | ExprKind::Assign(first, last, _) 52 ( 0.00%) | ExprKind::AssignOp(_, first, last) => ( 39 ( 0.00%) expr_search_pat_inner(tcx, first, outer_span).0, 329 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::expr_search_pat::expr_search_pat_inner'2 (2x) 104 ( 0.00%) expr_search_pat_inner(tcx, last, outer_span).1, 455 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::expr_search_pat::expr_search_pat_inner'2 (2x) . ), . ExprKind::Tup([e]) | ExprKind::DropTemps(e) => expr_search_pat_inner(tcx, e, outer_span), . ExprKind::Cast(e, _) | ExprKind::Type(e, _) => (expr_search_pat_inner(tcx, e, outer_span).0, Pat::Str("")), . ExprKind::Let(let_expr) => (Pat::Str("let"), expr_search_pat_inner(tcx, let_expr.init, outer_span).1), . ExprKind::If(..) => (Pat::Str("if"), Pat::Str("}")), . ExprKind::Loop(_, Some(_), _, _) | ExprKind::Block(_, Some(_)) => (Pat::Str("'"), Pat::Str("}")), . ExprKind::Loop(_, None, LoopSource::Loop, _) => (Pat::Str("loop"), Pat::Str("}")), . ExprKind::Loop(_, None, LoopSource::While, _) => (Pat::Str("while"), Pat::Str("}")), -- line 196 ---------------------------------------- -- line 199 ---------------------------------------- . }, . ExprKind::Match(_, _, MatchSource::Normal) => (Pat::Str("match"), Pat::Str("}")), . ExprKind::Match(e, _, MatchSource::TryDesugar(_)) => { . (expr_search_pat_inner(tcx, e, outer_span).0, Pat::Str("?")) . }, . ExprKind::Match(e, _, MatchSource::AwaitDesugar) | ExprKind::Yield(e, YieldSource::Await { .. }) => { . (expr_search_pat_inner(tcx, e, outer_span).0, Pat::Str("await")) . }, 3 ( 0.00%) ExprKind::Closure(&Closure { body, .. }) => ( 4 ( 0.00%) Pat::Str(""), 9 ( 0.00%) expr_search_pat_inner(tcx, tcx.hir_body(body).value, outer_span).1, 207 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::expr_search_pat::expr_search_pat_inner'2 (1x) 76 ( 0.00%) => ???:::hir_body (1x) . ), . ExprKind::Block( . Block { . rules: BlockCheckMode::UnsafeBlock(UnsafeSource::UserProvided), . .. . }, . None, . ) => (Pat::Str("unsafe"), Pat::Str("}")), . ExprKind::Block(_, None) => (Pat::Str("{"), Pat::Str("}")), 1,417 ( 0.00%) ExprKind::Field(e, name) => (expr_search_pat_inner(tcx, e, outer_span).0, Pat::Sym(name.name)), 1,660 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::expr_search_pat::expr_search_pat_inner'2 (20x) 600 ( 0.00%) ExprKind::Index(e, _, _) => (expr_search_pat_inner(tcx, e, outer_span).0, Pat::Str("]")), 8,076 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::expr_search_pat::expr_search_pat_inner'2 (55x) 6,842 ( 0.00%) ExprKind::Path(ref path) => qpath_search_pat(path), 11,118 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::qpath_search_pat (327x) 1,360 ( 0.00%) ExprKind::AddrOf(_, _, e) => (Pat::Str("&"), expr_search_pat_inner(tcx, e, outer_span).1), 19,548 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::expr_search_pat::expr_search_pat_inner'2 (170x) . ExprKind::Break(Destination { label: None, .. }, None) => (Pat::Str("break"), Pat::Str("break")), . ExprKind::Break(Destination { label: Some(name), .. }, None) => { . (Pat::Str("break"), Pat::Sym(name.ident.name)) . }, . ExprKind::Break(_, Some(e)) => (Pat::Str("break"), expr_search_pat_inner(tcx, e, outer_span).1), . ExprKind::Continue(Destination { label: None, .. }) => (Pat::Str("continue"), Pat::Str("continue")), . ExprKind::Continue(Destination { label: Some(name), .. }) => { . (Pat::Str("continue"), Pat::Sym(name.ident.name)) . }, . ExprKind::Ret(None) => (Pat::Str("return"), Pat::Str("return")), . ExprKind::Ret(Some(e)) => (Pat::Str("return"), expr_search_pat_inner(tcx, e, outer_span).1), . ExprKind::Struct(path, _, _) => (qpath_search_pat(path).0, Pat::Str("}")), . ExprKind::Yield(e, YieldSource::Yield) => (Pat::Str("yield"), expr_search_pat_inner(tcx, e, outer_span).1), . _ => (Pat::Str(""), Pat::Str("")), . } 3,736 ( 0.00%) } . 1,923 ( 0.00%) expr_search_pat_inner(tcx, e, e.span) 91,116 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::expr_search_pat::expr_search_pat_inner (641x) . } . . fn fn_header_search_pat(header: FnHeader) -> Pat { 248 ( 0.00%) if header.is_async() { . Pat::Str("async") 496 ( 0.00%) } else if matches!(header.constness, rustc_hir::Constness::Const { always: false }) { . Pat::Str("const") . } else if header.is_unsafe() { . Pat::Str("unsafe") 744 ( 0.00%) } else if header.abi != ExternAbi::Rust { . Pat::Str("extern") . } else { . Pat::MultiStr(&["fn", "extern"]) . } . } . . fn item_search_pat(item: &Item<'_>) -> (Pat, Pat) { 5,011 ( 0.00%) let (start_pat, end_pat) = match &item.kind { . ItemKind::ExternCrate(..) => (Pat::Str("extern"), Pat::Str(";")), . ItemKind::Static(..) => (Pat::Str("static"), Pat::Str(";")), . ItemKind::Const(..) => (Pat::Str("const"), Pat::Str(";")), 87 ( 0.00%) ItemKind::Fn { sig, .. } => (fn_header_search_pat(sig.header), Pat::Str("")), . ItemKind::ForeignMod { .. } => (Pat::Str("extern"), Pat::Str("}")), . ItemKind::TyAlias(..) => (Pat::Str("type"), Pat::Str(";")), . ItemKind::Enum(..) => (Pat::Str("enum"), Pat::Str("}")), . ItemKind::Struct(_, _, VariantData::Struct { .. }) => (Pat::Str("struct"), Pat::Str("}")), . ItemKind::Struct(..) => (Pat::Str("struct"), Pat::Str(";")), . ItemKind::Union(..) => (Pat::Str("union"), Pat::Str("}")), . ItemKind::Trait { . safety: Safety::Unsafe, .. -- line 270 ---------------------------------------- -- line 284 ---------------------------------------- . ItemKind::Macro(_, def, _) => ( . Pat::Str(if def.macro_rules { "macro_rules" } else { "macro" }), . Pat::Str(""), . ), . ItemKind::TraitAlias(..) => (Pat::Str("trait"), Pat::Str(";")), . ItemKind::GlobalAsm { .. } => return (Pat::Str("global_asm"), Pat::Str("")), . ItemKind::Use(..) => return (Pat::Str(""), Pat::Str("")), . }; 654 ( 0.00%) if item.vis_span.is_empty() { 2,844 ( 0.00%) (start_pat, end_pat) . } else { 88 ( 0.00%) (Pat::Str("pub"), end_pat) . } . } . . fn trait_item_search_pat(item: &TraitItem<'_>) -> (Pat, Pat) { 1,034 ( 0.00%) match &item.kind { . TraitItemKind::Const(..) => (Pat::Str("const"), Pat::Str(";")), . TraitItemKind::Type(..) => (Pat::Str("type"), Pat::Str(";")), 282 ( 0.00%) TraitItemKind::Fn(sig, ..) => (fn_header_search_pat(sig.header), Pat::Str("")), . } . } . . fn impl_item_search_pat(item: &ImplItem<'_>) -> (Pat, Pat) { 1,479 ( 0.00%) let (mut start_pat, end_pat) = match &item.kind { . ImplItemKind::Const(..) => (Pat::Str("const"), Pat::Str(";")), . ImplItemKind::Type(..) => (Pat::Str("type"), Pat::Str(";")), 174 ( 0.00%) ImplItemKind::Fn(sig, ..) => (fn_header_search_pat(sig.header), Pat::Str("")), . }; 239 ( 0.00%) if let ImplItemImplKind::Inherent { vis_span, .. } = item.impl_kind 65 ( 0.00%) && !vis_span.is_empty() . { 172 ( 0.00%) start_pat = Pat::Str("pub"); . } 1,044 ( 0.00%) (start_pat, end_pat) . } . . fn field_def_search_pat(def: &FieldDef<'_>) -> (Pat, Pat) { . if def.vis_span.is_empty() { . if def.is_positional() { . (Pat::Str(""), Pat::Str("")) . } else { . (Pat::Sym(def.ident.name), Pat::Str("")) -- line 326 ---------------------------------------- -- line 333 ---------------------------------------- . fn variant_search_pat(v: &Variant<'_>) -> (Pat, Pat) { . match v.data { . VariantData::Struct { .. } => (Pat::Sym(v.ident.name), Pat::Str("}")), . VariantData::Tuple(..) => (Pat::Sym(v.ident.name), Pat::Str("")), . VariantData::Unit(..) => (Pat::Sym(v.ident.name), Pat::Sym(v.ident.name)), . } . } . 342 ( 0.00%) fn fn_kind_pat(tcx: TyCtxt<'_>, kind: &FnKind<'_>, body: &Body<'_>, hir_id: HirId) -> (Pat, Pat) { 424 ( 0.00%) let (mut start_pat, end_pat) = match kind { 16 ( 0.00%) FnKind::ItemFn(.., header) => (fn_header_search_pat(*header), Pat::Str("")), 44 ( 0.00%) FnKind::Method(.., sig) => (fn_header_search_pat(sig.header), Pat::Str("")), . FnKind::Closure => return (Pat::Str(""), expr_search_pat(tcx, body.value).1), . }; 358 ( 0.00%) match tcx.hir_node(hir_id) { 2,356 ( 0.00%) => ???:::hir_node (38x) 48 ( 0.00%) Node::Item(Item { vis_span, .. }) . | Node::ImplItem(ImplItem { 22 ( 0.00%) impl_kind: ImplItemImplKind::Inherent { vis_span, .. }, . .. . }) => { 105 ( 0.00%) if !vis_span.is_empty() { . start_pat = Pat::Str("pub"); . } . }, . Node::ImplItem(_) | Node::TraitItem(_) => {}, . _ => start_pat = Pat::Str(""), . } 380 ( 0.00%) (start_pat, end_pat) 342 ( 0.00%) } . . fn attr_search_pat(attr: &Attribute) -> (Pat, Pat) { . match attr.kind { . AttrKind::Normal(..) => { . if let Some(name) = attr.name() { . // NOTE: This will likely have false positives, like `allow = 1` . (Pat::Attr(name), Pat::Str("")) . } else { -- line 369 ---------------------------------------- -- line 689 ---------------------------------------- . type Context: LintContext; . fn search_pat(&self, cx: &Self::Context) -> (Pat, Pat); . fn span(&self) -> Span; . } . macro_rules! impl_with_search_pat { . (($cx_ident:ident: $cx_ty:ident<$cx_lt:lifetime>, $self:tt: $ty:ty) => $fn:ident($($args:tt)*)) => { . impl<$cx_lt> WithSearchPat<$cx_lt> for $ty { . type Context = $cx_ty<$cx_lt>; 4,790 ( 0.00%) fn search_pat(&$self, $cx_ident: &Self::Context) -> (Pat, Pat) { . $fn($($args)*) 5,291 ( 0.00%) } . fn span(&self) -> Span { . self.span . } . } . }; . } 641 ( 0.00%) impl_with_search_pat!((cx: LateContext<'tcx>, self: Expr<'tcx>) => expr_search_pat(cx.tcx, self)); . impl_with_search_pat!((_cx: LateContext<'tcx>, self: Item<'_>) => item_search_pat(self)); . impl_with_search_pat!((_cx: LateContext<'tcx>, self: TraitItem<'_>) => trait_item_search_pat(self)); . impl_with_search_pat!((_cx: LateContext<'tcx>, self: ImplItem<'_>) => impl_item_search_pat(self)); . impl_with_search_pat!((_cx: LateContext<'tcx>, self: FieldDef<'_>) => field_def_search_pat(self)); . impl_with_search_pat!((_cx: LateContext<'tcx>, self: Variant<'_>) => variant_search_pat(self)); . impl_with_search_pat!((_cx: LateContext<'tcx>, self: Ty<'_>) => ty_search_pat(self)); . impl_with_search_pat!((_cx: LateContext<'tcx>, self: Ident) => ident_search_pat(*self)); . impl_with_search_pat!((_cx: LateContext<'tcx>, self: Lit) => lit_search_pat(&self.node)); -- line 714 ---------------------------------------- -- line 718 ---------------------------------------- . . impl_with_search_pat!((_cx: EarlyContext<'tcx>, self: Attribute) => attr_search_pat(self)); . impl_with_search_pat!((_cx: EarlyContext<'tcx>, self: ast::Ty) => ast_ty_search_pat(self)); . . impl<'cx> WithSearchPat<'cx> for (&FnKind<'cx>, &Body<'cx>, HirId, Span) { . type Context = LateContext<'cx>; . . fn search_pat(&self, cx: &Self::Context) -> (Pat, Pat) { 266 ( 0.00%) fn_kind_pat(cx.tcx, self.0, self.1, self.2) 7,484 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::fn_kind_pat (38x) . } . . fn span(&self) -> Span { . self.3 . } . } . . /// Checks if the item likely came from a proc-macro. . /// . /// This should be called after `in_external_macro` and the initial pattern matching of the ast as . /// it is significantly slower than both of those. 2,028 ( 0.00%) pub fn is_from_proc_macro<'cx, T: WithSearchPat<'cx>>(cx: &T::Context, item: &T) -> bool { 3,320 ( 0.00%) let (start_pat, end_pat) = item.search_pat(cx); 7,750 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:<(&rustc_hir::intravisit::FnKind, &rustc_hir::hir::Body, rustc_hir_id::HirId, rustc_span::span_encoding::Span) as clippy_utils::check_proc_macro::WithSearchPat>::search_pat (38x) 15,399 ( 0.00%) !span_matches_pat(cx.sess(), item.span(), start_pat, end_pat) 16,339 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::span_matches_pat (38x) 1,352 ( 0.00%) } . . /// Checks if the span actually refers to a match expression . pub fn is_span_match(cx: &impl LintContext, span: Span) -> bool { 26,533 ( 0.00%) span_matches_pat(cx.sess(), span, Pat::Str("match"), Pat::Str("}")) 1,053,122 ( 0.04%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::span_matches_pat (2,041x) . } . . /// Checks if the span actually refers to an if expression . pub fn is_span_if(cx: &impl LintContext, span: Span) -> bool { . span_matches_pat(cx.sess(), span, Pat::Str("if"), Pat::Str("}")) . } 32,420 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/four_forward_slashes.rs -------------------------------------------------------------------------------- Ir -- line 36 ---------------------------------------- . pub FOUR_FORWARD_SLASHES, . suspicious, . "comments with 4 forward slashes (`////`) likely intended to be doc comments (`///`)" . } . . declare_lint_pass!(FourForwardSlashes => [FOUR_FORWARD_SLASHES]); . . impl<'tcx> LateLintPass<'tcx> for FourForwardSlashes { 13,518 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'tcx>) { 3,004 ( 0.00%) if item.span.from_expansion() { . return; . } . let sm = cx.sess().source_map(); . let mut span = cx . .tcx 3,512 ( 0.00%) .hir_attrs(item.hir_id()) 48,746 ( 0.00%) => ???:::hir_attrs (878x) . .iter() . // Only fold in OUTER doc comments. An inner doc (`//!`) inside the item's . // body lowers onto the item with `AttrStyle::Inner`; folding its span drags . // `end_line` down into the body, so the upward `////` scan then flags a . // regular comment there (see #16168). . .filter(|i| { 6,864 ( 0.00%) matches!( . i, . Attribute::Parsed(AttributeKind::DocComment { . style: AttrStyle::Outer, . .. . }) . ) . }) 4,904 ( 0.00%) .fold(item.span.shrink_to_lo(), |span, attr| span.to(attr.span())); 185,196 ( 0.01%) => ???:::to (1,342x) 7,024 ( 0.00%) let (Some(file), _, _, end_line, _) = sm.span_to_location_info(span) else { 1,362,441 ( 0.05%) => ???:::span_to_location_info (878x) . return; . }; . let mut bad_comments = vec![]; . for line in (0..end_line.saturating_sub(1)).rev() { 10,473 ( 0.00%) let Some(contents) = file.get_line(line).map(|c| c.trim().to_owned()) else { 483,817 ( 0.02%) => ???:::get_line (3,491x) . return; . }; . // Keep searching until we find the next item 6,511 ( 0.00%) if !contents.is_empty() && !contents.starts_with("//") && !contents.starts_with("#[") { . break; . } . 2,212 ( 0.00%) if contents.starts_with("////") && !matches!(contents.chars().nth(4), Some('/' | '!')) { . let bounds = file.line_bounds(line); . let line_span = Span::with_root_ctxt(bounds.start, bounds.end); . span = line_span.to(span); . bad_comments.push((line_span, contents)); . } . } . 864 ( 0.00%) if !bad_comments.is_empty() { . span_lint_and_then( . cx, . FOUR_FORWARD_SLASHES, . span, . "this item has comments with 4 forward slashes (`////`). These look like doc comments, but they aren't", . |diag| { . let msg = if bad_comments.len() == 1 { . "make this a doc comment by removing one `/`" -- line 96 ---------------------------------------- -- line 115 ---------------------------------------- . // will need normalization but it should be fine . .map(|(span, c)| (span, c.replacen("////", "///", 1) + "\n")) . .collect(), . Applicability::MachineApplicable, . ); . }, . ); . } 12,016 ( 0.00%) } . } . . /// Checks if `text` contains any CR not followed by a LF . fn contains_bare_cr(text: &str) -> bool { . text.bytes().tuple_windows().any(|(a, b)| a == b'\r' && b != b'\n') . } 5,732 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/attrs/deprecated_cfg_attr.rs -------------------------------------------------------------------------------- Ir . use super::{Attribute, DEPRECATED_CFG_ATTR, DEPRECATED_CLIPPY_CFG_ATTR, unnecessary_clippy_cfg}; . use clippy_utils::diagnostics::span_lint_and_sugg; . use clippy_utils::msrvs::{self, MsrvStack}; . use clippy_utils::sym; . use rustc_ast::AttrStyle; . use rustc_errors::Applicability; . use rustc_lint::EarlyContext; . 30,136 ( 0.00%) pub(super) fn check(cx: &EarlyContext<'_>, attr: &Attribute, msrv: &MsrvStack) { . // check cfg_attr . if attr.has_name(sym::cfg_attr) 294 ( 0.00%) && let Some(items) = attr.meta_item_list() 103,669 ( 0.00%) => ???:::meta_item_list (49x) 98 ( 0.00%) && items.len() == 2 . && let Some(feature_item) = items[0].meta_item() . { . // check for `rustfmt` 245 ( 0.00%) if feature_item.has_name(sym::rustfmt) 392 ( 0.00%) => ???:::has_name (49x) . && msrv.meets(msrvs::TOOL_ATTRIBUTES) . // check for `rustfmt_skip` and `rustfmt::skip` . && let Some(skip_item) = &items[1].meta_item() . && (skip_item.has_name(sym::rustfmt_skip) . || skip_item . .path . .segments . .last() -- line 25 ---------------------------------------- -- line 36 ---------------------------------------- . DEPRECATED_CFG_ATTR, . attr.span, . "`cfg_attr` is deprecated for rustfmt and got replaced by tool attributes", . "use", . "#[rustfmt::skip]".to_string(), . Applicability::MachineApplicable, . ); . } else { 147 ( 0.00%) check_deprecated_cfg_recursively(cx, feature_item); 2,229 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/attrs/deprecated_cfg_attr.rs:clippy_lints::attrs::deprecated_cfg_attr::check_deprecated_cfg_recursively (49x) 147 ( 0.00%) if let Some(behind_cfg_attr) = items[1].meta_item() { 196 ( 0.00%) unnecessary_clippy_cfg::check(cx, feature_item, behind_cfg_attr, attr); 1,568 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/unnecessary_clippy_cfg.rs:clippy_lints::attrs::unnecessary_clippy_cfg::check (49x) . } . } . } 22,602 ( 0.00%) } . 30,136 ( 0.00%) pub(super) fn check_clippy(cx: &EarlyContext<'_>, attr: &Attribute) { . if attr.has_name(sym::cfg) 1,326 ( 0.00%) && let Some(list) = attr.meta_item_list() 304,139 ( 0.01%) => ???:::meta_item_list (221x) . { 884 ( 0.00%) for item in list.iter().filter_map(|item| item.meta_item()) { 663 ( 0.00%) check_deprecated_cfg_recursively(cx, item); 34,660 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/attrs/deprecated_cfg_attr.rs:clippy_lints::attrs::deprecated_cfg_attr::check_deprecated_cfg_recursively (221x) . } . } 26,369 ( 0.00%) } . 4,991 ( 0.00%) fn check_deprecated_cfg_recursively(cx: &EarlyContext<'_>, attr: &rustc_ast::MetaItem) { 5,526 ( 0.00%) if let Some(ident) = attr.ident() { 2,430 ( 0.00%) => ???:::ident (270x) . if matches!(ident.name, sym::any | sym::all | sym::not) { 1,044 ( 0.00%) let Some(list) = attr.meta_item_list() else { return }; 1,026 ( 0.00%) => ???:::meta_item_list (171x) 1,226 ( 0.00%) for item in list.iter().filter_map(|item| item.meta_item()) { 1,329 ( 0.00%) check_deprecated_cfg_recursively(cx, item); 21,582 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/attrs/deprecated_cfg_attr.rs:clippy_lints::attrs::deprecated_cfg_attr::check_deprecated_cfg_recursively'2 (323x) . } . } else { . check_cargo_clippy_attr(cx, attr); . } . } 3,565 ( 0.00%) } . . fn check_cargo_clippy_attr(cx: &EarlyContext<'_>, item: &rustc_ast::MetaItem) { 2,260 ( 0.00%) if item.has_name(sym::feature) && item.value_str() == Some(sym::cargo_clippy) { 792 ( 0.00%) => ???:::has_name (99x) . span_lint_and_sugg( . cx, . DEPRECATED_CLIPPY_CFG_ATTR, . item.span, . "`feature = \"cargo-clippy\"` was replaced by `clippy`", . "replace with", . "clippy".to_string(), . Applicability::MachineApplicable, -- line 84 ---------------------------------------- 1,195 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/sty.rs -------------------------------------------------------------------------------- Ir -- line 426 ---------------------------------------- . .fresh_float_tys . .get(n as usize) . .copied() . .unwrap_or_else(|| Ty::new_infer(tcx, ty::FreshFloatTy(n))) . } . . #[inline] . pub fn new_param(tcx: TyCtxt<'tcx>, index: u32, name: Symbol) -> Ty<'tcx> { 48 ( 0.00%) Ty::new(tcx, Param(ParamTy { index, name })) . } . . #[inline] . pub fn new_bound( . tcx: TyCtxt<'tcx>, . index: ty::DebruijnIndex, . bound_ty: ty::BoundTy<'tcx>, . ) -> Ty<'tcx> { -- line 442 ---------------------------------------- -- line 489 ---------------------------------------- . ty::AliasTyKind::Opaque { def_id } => { . debug_assert_matches!(tcx.def_kind(def_id), DefKind::OpaqueTy) . } . ty::AliasTyKind::Free { def_id } => { . debug_assert_matches!(tcx.def_kind(def_id), DefKind::TyAlias) . } . } . } 294 ( 0.00%) Ty::new(tcx, Alias(is_rigid, alias_ty)) . } . . #[inline] . pub fn new_pat(tcx: TyCtxt<'tcx>, base: Ty<'tcx>, pat: ty::Pattern<'tcx>) -> Ty<'tcx> { . Ty::new(tcx, Pat(base, pat)) . } . . #[inline] -- line 505 ---------------------------------------- -- line 679 ---------------------------------------- . | DefKind::GlobalAsm . | DefKind::Impl { .. } . | DefKind::Closure . | DefKind::SyntheticCoroutineBody => { . bug!("not an adt: {def:?} ({:?})", tcx.def_kind(def.did())) . } . } . } 8 ( 0.00%) Ty::new(tcx, Adt(def, args)) . } . . #[inline] . pub fn new_foreign(tcx: TyCtxt<'tcx>, def_id: DefId) -> Ty<'tcx> { . Ty::new(tcx, Foreign(def_id)) . } . . #[inline] -- line 695 ---------------------------------------- -- line 1152 ---------------------------------------- . // noticeable performance hit. See #126069 for details. . #[inline(always)] . pub fn kind(self) -> &'tcx TyKind<'tcx> { . self.0.0 . } . . #[inline] . pub fn is_unit(self) -> bool { 6,438 ( 0.00%) match self.kind() { 71 ( 0.00%) Tuple(tys) => tys.is_empty(), . _ => false, . } . } . . /// Check if type is an `usize`. . #[inline] . pub fn is_usize(self) -> bool { . matches!(self.kind(), Uint(UintTy::Usize)) -- line 1169 ---------------------------------------- -- line 1172 ---------------------------------------- . /// Check if type is an `usize` or an integral type variable. . #[inline] . pub fn is_usize_like(self) -> bool { . matches!(self.kind(), Uint(UintTy::Usize) | Infer(IntVar(_))) . } . . #[inline] . pub fn is_never(self) -> bool { 1,160 ( 0.00%) matches!(self.kind(), Never) . } . . #[inline] . pub fn is_primitive(self) -> bool { 57 ( 0.00%) matches!(self.kind(), Bool | Char | Int(_) | Uint(_) | Float(_)) . } . . #[inline] . pub fn is_adt(self) -> bool { . matches!(self.kind(), Adt(..)) . } . . #[inline] . pub fn is_ref(self) -> bool { 246 ( 0.00%) matches!(self.kind(), Ref(..)) . } . . #[inline] . pub fn is_ty_var(self) -> bool { . matches!(self.kind(), Infer(TyVar(_))) . } . . #[inline] -- line 1203 ---------------------------------------- -- line 1218 ---------------------------------------- . . #[inline] . pub fn is_ty_or_numeric_infer(self) -> bool { . matches!(self.kind(), Infer(_)) . } . . #[inline] . pub fn is_phantom_data(self) -> bool { 1,123 ( 0.00%) if let Adt(def, _) = self.kind() { def.is_phantom_data() } else { false } . } . . #[inline] . pub fn is_unsafe_cell(self) -> bool { . if let Adt(def, _) = self.kind() { def.is_unsafe_cell() } else { false } . } . . #[inline] . pub fn is_bool(self) -> bool { 138 ( 0.00%) *self.kind() == Bool 225 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs: as core::cmp::PartialEq>::eq (45x) . } . . /// Returns `true` if this type is a `str`. . #[inline] . pub fn is_str(self) -> bool { 37 ( 0.00%) *self.kind() == Str 17 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs: as core::cmp::PartialEq>::eq (2x) . } . . /// Returns true if this type is `&str`. The reference's lifetime is ignored. . #[inline] . pub fn is_imm_ref_str(self) -> bool { . matches!(self.kind(), ty::Ref(_, inner, hir::Mutability::Not) if inner.is_str()) . } . -- line 1250 ---------------------------------------- -- line 1253 ---------------------------------------- . match self.kind() { . ty::Param(data) => data.index == index, . _ => false, . } . } . . #[inline] . pub fn is_slice(self) -> bool { 12 ( 0.00%) matches!(self.kind(), Slice(_)) . } . . #[inline] . pub fn is_array_slice(self) -> bool { . match self.kind() { . Slice(_) => true, . ty::RawPtr(ty, _) | Ref(_, ty, _) => matches!(ty.kind(), Slice(_)), . _ => false, -- line 1269 ---------------------------------------- -- line 1345 ---------------------------------------- . .try_to_target_usize(tcx) . .expect("expected SIMD field to have definite array size"), . *f0_elem_ty, . ) . } . . #[inline] . pub fn is_mutable_ptr(self) -> bool { 4 ( 0.00%) matches!(self.kind(), RawPtr(_, hir::Mutability::Mut) | Ref(_, _, hir::Mutability::Mut)) . } . . /// Get the mutability of the reference or `None` when not a reference . #[inline] . pub fn ref_mutability(self) -> Option { . match self.kind() { . Ref(_, _, mutability) => Some(*mutability), . _ => None, . } . } . . #[inline] . pub fn is_raw_ptr(self) -> bool { 109 ( 0.00%) matches!(self.kind(), RawPtr(_, _)) . } . . /// Tests if this is any kind of primitive pointer type (reference, raw pointer, fn pointer). . /// `Box` is *not* considered a pointer here! . #[inline] . pub fn is_any_ptr(self) -> bool { . self.is_ref() || self.is_raw_ptr() || self.is_fn_ptr() . } -- line 1375 ---------------------------------------- -- line 1461 ---------------------------------------- . | RawPtr(_, _) . | Infer(IntVar(_) | FloatVar(_)) . ) . } . . /// Returns `true` if this type is a floating point type. . #[inline] . pub fn is_floating_point(self) -> bool { 4,326 ( 0.00%) matches!(self.kind(), Float(_) | Infer(FloatVar(_))) . } . . #[inline] . pub fn is_trait(self) -> bool { . matches!(self.kind(), Dynamic(_, _)) . } . . #[inline] . pub fn is_enum(self) -> bool { 2 ( 0.00%) matches!(self.kind(), Adt(adt_def, _) if adt_def.is_enum()) . } . . #[inline] . pub fn is_union(self) -> bool { . matches!(self.kind(), Adt(adt_def, _) if adt_def.is_union()) . } . . #[inline] -- line 1487 ---------------------------------------- -- line 1496 ---------------------------------------- . . #[inline] . pub fn is_coroutine_closure(self) -> bool { . matches!(self.kind(), CoroutineClosure(..)) . } . . #[inline] . pub fn is_integral(self) -> bool { 14,860 ( 0.00%) matches!(self.kind(), Infer(IntVar(_)) | Int(_) | Uint(_)) . } . . #[inline] . pub fn is_fresh_ty(self) -> bool { . matches!(self.kind(), Infer(FreshTy(_))) . } . . #[inline] -- line 1512 ---------------------------------------- -- line 1521 ---------------------------------------- . . #[inline] . pub fn is_numeric(self) -> bool { . self.is_integral() || self.is_floating_point() . } . . #[inline] . pub fn is_signed(self) -> bool { 6,646 ( 0.00%) matches!(self.kind(), Int(_)) . } . . #[inline] . pub fn is_ptr_sized_integral(self) -> bool { 324 ( 0.00%) matches!(self.kind(), Int(ty::IntTy::Isize) | Uint(ty::UintTy::Usize)) . } . . #[inline] . pub fn has_concrete_skeleton(self) -> bool { . !matches!(self.kind(), Param(_) | Infer(_) | Error(_)) . } . . /// Checks whether a type recursively contains another type -- line 1542 ---------------------------------------- -- line 1630 ---------------------------------------- . . #[tracing::instrument(level = "trace", skip(tcx))] . pub fn unnormalized_fn_sig(self, tcx: TyCtxt<'tcx>) -> ty::Unnormalized<'tcx, PolyFnSig<'tcx>> { . self.kind().unnormalized_fn_sig(tcx) . } . . #[inline] . pub fn is_fn(self) -> bool { 22,336 ( 0.00%) matches!(self.kind(), FnDef(..) | FnPtr(..)) . } . . #[inline] . pub fn is_fn_ptr(self) -> bool { . matches!(self.kind(), FnPtr(..)) . } . . #[inline] . pub fn is_opaque(self) -> bool { 16 ( 0.00%) matches!(self.kind(), Alias(_, ty::AliasTy { kind: ty::Opaque { .. }, .. })) . } . . #[inline] . pub fn ty_adt_def(self) -> Option> { 27,218 ( 0.00%) match self.kind() { 11,950 ( 0.00%) Adt(adt, _) => Some(*adt), . _ => None, . } . } . . /// Returns a list of tuple type arguments. . /// . /// Panics when called on anything but a tuple. . #[inline] -- line 1662 ---------------------------------------- 5,766 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/bool_assert_comparison.rs -------------------------------------------------------------------------------- Ir -- line 33 ---------------------------------------- . pub BOOL_ASSERT_COMPARISON, . style, . "Using a boolean as comparison value in an assert_* macro when there is no need" . } . . declare_lint_pass!(BoolAssertComparison => [BOOL_ASSERT_COMPARISON]); . . fn extract_bool_lit(e: &Expr<'_>) -> Option { 24 ( 0.00%) if let ExprKind::Lit(Lit { . node: LitKind::Bool(b), .. . }) = e.kind . && !e.span.from_expansion() . { . Some(b) . } else { . None . } -- line 49 ---------------------------------------- -- line 68 ---------------------------------------- . .tcx . .normalize_erasing_regions(cx.typing_env(), Unnormalized::new_wip(proj)); . . nty.is_bool() . }) . } . . impl<'tcx> LateLintPass<'tcx> for BoolAssertComparison { 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 1,146 ( 0.00%) let Some(macro_call) = root_macro_call_first_node(cx, expr) else { . return; . }; 2,827 ( 0.00%) let eq_macro = match cx.tcx.get_diagnostic_name(macro_call.def_id) { 11,143 ( 0.00%) => ???:::get_diagnostic_name (191x) . Some(sym::assert_eq_macro | sym::debug_assert_eq_macro) => true, . Some(sym::assert_ne_macro | sym::debug_assert_ne_macro) => false, . _ => return, . }; 40 ( 0.00%) let Some((a, b, _)) = find_assert_eq_args(cx, expr, macro_call.expn) else { 14,432 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::find_assert_eq_args (4x) . return; . }; . 16 ( 0.00%) let a_span = a.span.source_callsite(); 96 ( 0.00%) => ???:::source_callsite (4x) 12 ( 0.00%) let b_span = b.span.source_callsite(); 96 ( 0.00%) => ???:::source_callsite (4x) . 16 ( 0.00%) let (lit_span, bool_value, non_lit_expr) = match (extract_bool_lit(a), extract_bool_lit(b)) { . // assert_eq!(true/false, b) . // ^^^^^^^^^^^^ . (Some(bool_value), None) => (a_span.until(b_span), bool_value, b), . // assert_eq!(a, true/false) . // ^^^^^^^^^^^^ . (None, Some(bool_value)) => (b_span.with_lo(a_span.hi()), bool_value, a), . // If there are two boolean arguments, we definitely don't understand . // what's going on, so better leave things as is... -- line 100 ---------------------------------------- -- line 148 ---------------------------------------- . . diag.multipart_suggestion( . format!("replace it with `{non_eq_mac}!(..)`"), . suggestions, . applicability, . ); . }, . ); 355,200 ( 0.01%) } . } 4 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/useless_conversion.rs -------------------------------------------------------------------------------- Ir -- line 75 ---------------------------------------- . /// assert_eq!(i.len(), 3); . /// } . /// . /// pub fn bar() { . /// foo([1, 2, 3].into_iter()); . /// ^^^^^^^^^^^^ ... here, because `[i32; 3]` is not `ExactSizeIterator` . /// } . /// ``` 120 ( 0.00%) fn into_iter_bound<'tcx>( . cx: &LateContext<'tcx>, . fn_did: DefId, . into_iter_did: DefId, . into_iter_receiver: Ty<'tcx>, . param_index: u32, . node_args: GenericArgsRef<'tcx>, . ) -> Option { 20 ( 0.00%) let mut into_iter_span = None; . 10 ( 0.00%) for (clause, span) in cx.tcx.explicit_clauses_of(fn_did).clauses { . if let ty::ClauseKind::Trait(tr) = clause.kind().skip_binder() . && tr.self_ty().is_param(param_index) . { . if tr.def_id() == into_iter_did { 20 ( 0.00%) into_iter_span = Some(*span); . } else { . let tr = cx.tcx.erase_and_anonymize_regions(tr); . if tr.has_escaping_bound_vars() { . return None; . } . . // Substitute generics in the predicate and replace the IntoIterator type parameter with the . // `.into_iter()` receiver to see if the bound also holds for that type. -- line 106 ---------------------------------------- -- line 122 ---------------------------------------- . { . return None; . } . } . } . } . . into_iter_span 80 ( 0.00%) } . . /// Extracts the receiver of a `.into_iter()` method call. 10 ( 0.00%) fn into_iter_call<'hir>(cx: &LateContext<'_>, expr: &'hir Expr<'hir>) -> Option<&'hir Expr<'hir>> { 20 ( 0.00%) if let ExprKind::MethodCall(name, recv, [], _) = expr.kind 308 ( 0.00%) && name.ident.name == sym::into_iter 78 ( 0.00%) && cx.ty_based_def(expr).opt_parent(cx).is_diag_item(cx, sym::IntoIterator) . { . Some(recv) . } else { . None . } 10 ( 0.00%) } . . /// Same as [`into_iter_call`], but tries to look for the innermost `.into_iter()` call, e.g.: . /// `foo.into_iter().into_iter()` . /// ^^^ we want this expression . fn into_iter_deep_call<'hir>(cx: &LateContext<'_>, mut expr: &'hir Expr<'hir>) -> (&'hir Expr<'hir>, usize) { . let mut depth = 0; . while let Some(recv) = into_iter_call(cx, expr) { . expr = recv; . depth += 1; . } . (expr, depth) . } . . #[expect(clippy::too_many_lines)] . impl<'tcx> LateLintPass<'tcx> for UselessConversion { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 88,800 ( 0.00%) if e.span.from_expansion() { 106,533 ( 0.00%) if e.span.desugaring_kind().is_none() { 3,344,988 ( 0.13%) => ???:::desugaring_kind (35,511x) 34,015 ( 0.00%) self.expn_depth += 1; . } . return; . } . . if Some(&e.hir_id) == self.try_desugar_arm.last() { . return; . } . 59,939 ( 0.00%) match e.kind { . ExprKind::Match(_, arms, MatchSource::TryDesugar(_)) => { . let (ExprKind::Ret(Some(e)) | ExprKind::Break(_, Some(e))) = arms[0].body.kind else { . return; . }; . if let ExprKind::Call(_, [arg, ..]) = e.kind { . self.try_desugar_arm.push(arg.hir_id); . } . }, . 6,190 ( 0.00%) ExprKind::MethodCall(path, recv, [arg], _) => { . if matches!( 607 ( 0.00%) path.ident.name, 3,642 ( 0.00%) sym::map | sym::map_err | sym::map_break | sym::map_continue 266 ( 0.00%) ) && has_eligible_receiver(cx, recv, e) 52 ( 0.00%) && matches!( 132 ( 0.00%) arg.res(cx).assoc_parent(cx).opt_diag_name(cx), 2,390 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/res.rs:::assoc_parent:: (66x) . Some(sym::Into | sym::From) . ) 20 ( 0.00%) && let ty::FnDef(_, args) = cx.typeck_results().expr_ty(arg).kind() 160 ( 0.00%) => ???:::expr_ty (4x) 44 ( 0.00%) && let &[from_ty, to_ty] = args.no_bound_vars().unwrap().into_type_list(cx.tcx).as_slice() 760 ( 0.00%) => ???:>::into_type_list (4x) 136 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_type_ir/src/binder.rs:>>::no_bound_vars (4x) 12 ( 0.00%) && same_type_modulo_regions(from_ty, to_ty) 91 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::same_type_modulo_regions (4x) . { . span_lint_and_then( . cx, . USELESS_CONVERSION, . e.span.with_lo(recv.span.hi()), . format!("useless conversion to the same type: `{from_ty}`"), . |diag| { . diag.suggest_remove_item( -- line 199 ---------------------------------------- -- line 202 ---------------------------------------- . "consider removing", . Applicability::MachineApplicable, . ); . }, . ); . } . }, . 616 ( 0.00%) ExprKind::MethodCall(name, recv, [], _) => { 336 ( 0.00%) if name.ident.name == sym::into && cx.ty_based_def(e).opt_parent(cx).is_diag_item(cx, sym::Into) { 232 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/res.rs: as clippy_utils::res::MaybeDef>::opt_parent:: (2x) 10 ( 0.00%) let a = cx.typeck_results().expr_ty(e); 80 ( 0.00%) => ???:::expr_ty (2x) 8 ( 0.00%) let b = cx.typeck_results().expr_ty(recv); 80 ( 0.00%) => ???:::expr_ty (2x) 10 ( 0.00%) if same_type_modulo_regions(a, b) { 50 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::same_type_modulo_regions (2x) . let mut app = Applicability::MachineApplicable; . let sugg = snippet_with_context(cx, recv.span, e.span.ctxt(), "", &mut app).0; . span_lint_and_sugg( . cx, . USELESS_CONVERSION, . e.span, . format!("useless conversion to the same type: `{b}`"), . "consider removing `.into()`", . sugg.into_owned(), . app, . ); . } . } 918 ( 0.00%) if let Some(into_iter_recv) = into_iter_call(cx, e) . // Make sure that there is no parent expression, or if there is, make sure it's not a `.into_iter()` call. . // The reason for that is that we only want to lint once (the outermost call) . // in cases like `foo.into_iter().into_iter()` 88 ( 0.00%) && get_parent_expr(cx, e) 1,547 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr (13x) 40 ( 0.00%) .and_then(|parent| into_iter_call(cx, parent)) 40 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/useless_conversion.rs:clippy_lints::useless_conversion::into_iter_call (10x) . .is_none() . { 78 ( 0.00%) if let Some(parent) = get_parent_expr(cx, e) { 1,547 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr (13x) 50 ( 0.00%) let parent_fn = match parent.kind { 40 ( 0.00%) ExprKind::Call(recv, args) 40 ( 0.00%) if let ExprKind::Path(ref qpath) = recv.kind 50 ( 0.00%) && let Some(did) = cx.qpath_res(qpath, recv.hir_id).opt_def_id() 780 ( 0.00%) => ???:::qpath_res (10x) . // make sure that the path indeed points to a fn-like item, so that . // `fn_sig` does not ICE. (see #11065) . && cx.tcx.def_kind(did).is_fn_like() => . { . Some(( . did, . args, 30 ( 0.00%) cx.typeck_results().node_args(recv.hir_id), 390 ( 0.00%) => ???:::node_args (10x) . MethodOrFunction::Function, . )) . }, . ExprKind::MethodCall(.., args, _) => { . cx.typeck_results().type_dependent_def_id(parent.hir_id).map(|did| { . ( . did, . args, -- line 256 ---------------------------------------- -- line 258 ---------------------------------------- . MethodOrFunction::Method, . ) . }) . }, . _ => None, . }; . . if let Some((parent_fn_did, args, node_args, kind)) = parent_fn 70 ( 0.00%) && let Some(into_iter_did) = cx.tcx.get_diagnostic_item(sym::IntoIterator) 1,060 ( 0.00%) => ???:::get_diagnostic_item (10x) . && let sig = cx.tcx.fn_sig(parent_fn_did).skip_binder().skip_binder() . && let Some(arg_pos) = args.iter().position(|x| x.hir_id == e.hir_id) 10 ( 0.00%) && let Some(&into_iter_param) = sig.inputs().get(kind.param_pos(arg_pos)) 20 ( 0.00%) && let ty::Param(param) = into_iter_param.kind() 80 ( 0.00%) && let Some(span) = into_iter_bound( 920 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/useless_conversion.rs:clippy_lints::useless_conversion::into_iter_bound (10x) . cx, . parent_fn_did, . into_iter_did, 20 ( 0.00%) cx.typeck_results().expr_ty(into_iter_recv), 400 ( 0.00%) => ???:::expr_ty (10x) 10 ( 0.00%) param.index, . node_args, . ) . && self.expn_depth == 0 . { . // Get the "innermost" `.into_iter()` call, e.g. given this expression: . // `foo.into_iter().into_iter()` . // ^^^ . let (into_iter_recv, depth) = into_iter_deep_call(cx, into_iter_recv); -- line 284 ---------------------------------------- -- line 308 ---------------------------------------- . ); . . // Early return to avoid linting again with contradicting suggestions . return; . } . } . . if let Some(id) = recv.res_local_id() 52 ( 0.00%) && let Node::Pat(pat) = cx.tcx.hir_node(id) 806 ( 0.00%) => ???:::hir_node (13x) 26 ( 0.00%) && let PatKind::Binding(ann, ..) = pat.kind 26 ( 0.00%) && ann != BindingMode::MUT . { . // Do not remove .into_iter() applied to a non-mutable local variable used in . // a larger expression context as it would differ in mutability. . return; . } . . let iter_ty = cx.typeck_results().expr_ty(e); . let into_iter_ty = cx.typeck_results().expr_ty(recv); -- line 326 ---------------------------------------- -- line 388 ---------------------------------------- . e.span, . format!("useless conversion to the same type: `{into_iter_ty}`"), . "consider removing `.into_iter()`", . sugg, . applicability, . ); . } . } 295 ( 0.00%) if name.ident.name == sym::try_into . && cx.ty_based_def(e).opt_parent(cx).is_diag_item(cx, sym::TryInto) . && let a = cx.typeck_results().expr_ty(e) . && let b = cx.typeck_results().expr_ty(recv) . && a.is_diag_item(cx, sym::Result) . && let ty::Adt(_, args) = a.kind() . && let Some(a_type) = args.types().next() . && same_type_modulo_regions(a_type, b) . { -- line 404 ---------------------------------------- -- line 408 ---------------------------------------- . e.span, . format!("useless conversion to the same type: `{b}`"), . None, . "consider removing `.try_into()`", . ); . } . }, . 2,675 ( 0.00%) ExprKind::Call(path, [arg]) => { 2,283 ( 0.00%) if let ExprKind::Path(ref qpath) = path.kind 4,566 ( 0.00%) && !is_ty_alias(qpath) 13,647 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_ty_alias (761x) 3,805 ( 0.00%) && let Some(def_id) = cx.qpath_res(qpath, path.hir_id).opt_def_id() 23,553 ( 0.00%) => ???:::qpath_res (761x) 4,566 ( 0.00%) && let Some(name) = cx.tcx.get_diagnostic_name(def_id) 54,700 ( 0.00%) => ???:::get_diagnostic_name (761x) . { 117 ( 0.00%) let a = cx.typeck_results().expr_ty(e); 1,560 ( 0.00%) => ???:::expr_ty (39x) 156 ( 0.00%) let b = cx.typeck_results().expr_ty(arg); 1,560 ( 0.00%) => ???:::expr_ty (39x) 152 ( 0.00%) if name == sym::try_from_fn . && a.is_diag_item(cx, sym::Result) . && let ty::Adt(_, args) = a.kind() . && let Some(a_type) = args.types().next() . && same_type_modulo_regions(a_type, b) . { . let hint = format!("consider removing `{}()`", snippet(cx, path.span, "TryFrom::try_from")); . span_lint_and_help( . cx, . USELESS_CONVERSION, . e.span, . format!("useless conversion to the same type: `{b}`"), . None, . hint, . ); 8 ( 0.00%) } else if name == sym::from_fn && same_type_modulo_regions(a, b) { 51 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::same_type_modulo_regions (2x) . let mut app = Applicability::MachineApplicable; . let sugg = Sugg::hir_with_context(cx, arg, e.span.ctxt(), "", &mut app).maybe_paren(); . let sugg_msg = format!("consider removing `{}()`", snippet(cx, path.span, "From::from")); . span_lint_and_sugg( . cx, . USELESS_CONVERSION, . e.span, . format!("useless conversion to the same type: `{b}`"), -- line 447 ---------------------------------------- -- line 450 ---------------------------------------- . app, . ); . } . } . }, . . _ => {}, . } 355,200 ( 0.01%) } . . fn check_expr_post(&mut self, _: &LateContext<'tcx>, e: &'tcx Expr<'_>) { . if Some(&e.hir_id) == self.try_desugar_arm.last() { . self.try_desugar_arm.pop(); . } 195,333 ( 0.01%) if e.span.from_expansion() && e.span.desugaring_kind().is_none() { 3,344,988 ( 0.13%) => ???:::desugaring_kind (35,511x) 34,015 ( 0.00%) self.expn_depth -= 1; . } . } . } . . fn has_eligible_receiver(cx: &LateContext<'_>, recv: &Expr<'_>, expr: &Expr<'_>) -> bool { 198 ( 0.00%) if cx.ty_based_def(expr).opt_parent(cx).is_impl(cx) { 452 ( 0.00%) matches!( 195 ( 0.00%) cx.typeck_results().expr_ty(recv).opt_diag_name(cx), 2,600 ( 0.00%) => ???:::expr_ty (65x) . Some(sym::Option | sym::Result | sym::ControlFlow) . ) . } else { 2 ( 0.00%) cx.ty_based_def(expr).opt_parent(cx).is_diag_item(cx, sym::Iterator) . } . } . . fn adjustments(cx: &LateContext<'_>, expr: &Expr<'_>) -> String { . let mut prefix = String::new(); . . let adjustments = cx.typeck_results().expr_adjustments(expr); . -- line 485 ---------------------------------------- 2,054 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/ptr/mod.rs -------------------------------------------------------------------------------- Ir -- line 134 ---------------------------------------- . style, . "use `std::ptr::eq` when comparing raw pointers" . } . . declare_lint_pass!(Ptr => [CMP_NULL, MUT_FROM_REF, PTR_ARG, PTR_EQ]); . . impl<'tcx> LateLintPass<'tcx> for Ptr { . fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx TraitItem<'_>) { 662 ( 0.00%) if let TraitItemKind::Fn(sig, trait_method) = &item.kind { . if matches!(trait_method, TraitFn::Provided(_)) { . // Handled by `check_body`. . return; . } . 360 ( 0.00%) mut_from_ref::check(cx, sig, None); 34,091 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ptr/mut_from_ref.rs:clippy_lints::ptr::mut_from_ref::check (90x) 360 ( 0.00%) ptr_arg::check_trait_item(cx, item.owner_id, sig); 13,163 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ptr/ptr_arg.rs:clippy_lints::ptr::ptr_arg::check_trait_item (90x) . } . } . 26,676 ( 0.00%) fn check_body(&mut self, cx: &LateContext<'tcx>, body: &Body<'tcx>) { 8,892 ( 0.00%) let mut parents = cx.tcx.hir_parent_iter(body.value.hir_id); 7,084 ( 0.00%) let (item_id, sig, is_trait_item) = match parents.next() { . Some((_, Node::Item(i))) => { 102 ( 0.00%) if let ItemKind::Fn { sig, .. } = &i.kind { . (i.owner_id, sig, false) . } else { . return; . } . }, . Some((_, Node::ImplItem(i))) => { 5,292 ( 0.00%) if !matches!(parents.next(), 7,938 ( 0.00%) Some((_, Node::Item(i))) if matches!(&i.kind, ItemKind::Impl(i) if i.of_trait.is_none()) . ) { . return; . } 118 ( 0.00%) if let ImplItemKind::Fn(sig, _) = &i.kind { . (i.owner_id, sig, false) . } else { . return; . } . }, . Some((_, Node::TraitItem(i))) => { 116 ( 0.00%) if let TraitItemKind::Fn(sig, _) = &i.kind { . (i.owner_id, sig, true) . } else { . return; . } . }, . _ => return, . }; . 556 ( 0.00%) mut_from_ref::check(cx, sig, Some(body)); 35,836 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ptr/mut_from_ref.rs:clippy_lints::ptr::mut_from_ref::check (139x) 834 ( 0.00%) ptr_arg::check_body(cx, body, item_id, sig, is_trait_item); 48,204 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ptr/ptr_arg.rs:clippy_lints::ptr::ptr_arg::check_body (139x) 23,851 ( 0.00%) } . . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 1,664 ( 0.00%) if let ExprKind::Binary(op, l, r) = expr.kind 1,248 ( 0.00%) && (op.node == BinOpKind::Eq || op.node == BinOpKind::Ne) . { . #[expect( . clippy::collapsible_if, . reason = "the outer `if`s check the HIR, the inner ones run lints" . )] 315 ( 0.00%) if !cmp_null::check(cx, expr, op.node, l, r) { 51,330 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ptr/cmp_null.rs:clippy_lints::ptr::cmp_null::check (35x) 210 ( 0.00%) ptr_eq::check(cx, op.node, l, r, expr.span); 5,518 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ptr/ptr_eq.rs:clippy_lints::ptr::ptr_eq::check (35x) . } . } . } . } 5,907 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/casts/utils.rs -------------------------------------------------------------------------------- Ir . use clippy_utils::ty::{EnumValue, read_explicit_enum_value}; . use rustc_middle::ty::{self, AdtDef, IntTy, Ty, TyCtxt, UintTy, VariantDiscr}; . . /// Returns the size in bits of an integral type, or `None` if `ty` is not an . /// integral type. . pub(super) fn int_ty_to_nbits(tcx: TyCtxt<'_>, ty: Ty<'_>) -> Option { 65,700 ( 0.00%) match ty.kind() { 50 ( 0.00%) ty::Int(IntTy::Isize) | ty::Uint(UintTy::Usize) => Some(tcx.data_layout.pointer_size().bits()), . ty::Int(i) => i.bit_width(), . ty::Uint(i) => i.bit_width(), . _ => None, . } . } . . pub(super) fn enum_value_nbits(value: EnumValue) -> u64 { . match value { -- line 16 ---------------------------------------- 5,636 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/missing_enforced_import_rename.rs -------------------------------------------------------------------------------- Ir -- line 65 ---------------------------------------- . .map(move |id| (id, rename)) . }) . .collect(), . } . } . } . . impl LateLintPass<'_> for ImportRename { 10,514 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'_>, item: &Item<'_>) { 3,658 ( 0.00%) if let ItemKind::Use(path, UseKind::Single(_)) = &item.kind { . // use `present_items` because it could be in any of type_ns, value_ns, macro_ns 4,301 ( 0.00%) for res in path.res.present_items() { . if let Res::Def(_, id) = res . && let Some(name) = self.renames.get(&id) . // Remove semicolon since it is not present for nested imports . && let span_without_semi = cx.sess().source_map().span_until_char(item.span, ';') . && let Some(snip) = span_without_semi.get_text(cx) . && let Some(import) = match snip.split_once(" as ") { . None => Some(snip.as_str()), . Some((import, rename)) => { -- line 84 ---------------------------------------- -- line 98 ---------------------------------------- . "this import should be renamed", . "try", . format!("{import} as {name}"), . Applicability::MachineApplicable, . ); . } . } . } 12,016 ( 0.00%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/int_plus_one.rs -------------------------------------------------------------------------------- Ir -- line 48 ---------------------------------------- . enum LeOrGe { . Le, . Ge, . } . . impl TryFrom for LeOrGe { . type Error = (); . fn try_from(value: BinOpKind) -> Result { 864 ( 0.00%) match value { . BinOpKind::Le => Ok(Self::Le), . BinOpKind::Ge => Ok(Self::Ge), . _ => Err(()), . } . } . } . . impl IntPlusOne { -- line 64 ---------------------------------------- -- line 76 ---------------------------------------- . Self::is_one(expr) . } else { . false . } . } . . /// Checks whether `expr` is `x + 1` or `1 + x`, and if so, returns `x` . fn as_x_plus_one(expr: &Expr) -> Option<&Expr> { 396 ( 0.00%) if let ExprKind::Binary(op, lhs, rhs) = &expr.kind . && op.node == BinOpKind::Add . { . if Self::is_one(rhs) { . // x + 1 . return Some(lhs); . } else if Self::is_one(lhs) { . // 1 + x . return Some(rhs); . } . } . None . } . . /// Checks whether `expr` is `x - 1` or `-1 + x`, and if so, returns `x` . fn as_x_minus_one(expr: &Expr) -> Option<&Expr> { 396 ( 0.00%) if let ExprKind::Binary(op, lhs, rhs) = &expr.kind { . if op.node == BinOpKind::Sub && Self::is_one(rhs) { . // x - 1 . return Some(lhs); . } else if op.node == BinOpKind::Add && Self::is_neg_one(lhs) { . // -1 + x . return Some(rhs); . } . } -- line 108 ---------------------------------------- -- line 151 ---------------------------------------- . let rec = sugg::make_binop(new_binop, &new_lhs, &new_rhs); . diag.span_suggestion(expr.span, "change it to", rec, app); . }, . ); . } . } . . impl EarlyLintPass for IntPlusOne { 239,376 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 79,792 ( 0.00%) if let ExprKind::Binary(binop, lhs, rhs) = &expr.kind 832 ( 0.00%) && let Ok(le_or_ge) = LeOrGe::try_from(binop.node) 396 ( 0.00%) && let Some((new_lhs, new_rhs)) = Self::check_binop(le_or_ge, lhs, rhs) . { . Self::emit_warning(cx, expr, new_lhs, le_or_ge, new_rhs); . } 279,272 ( 0.01%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/partialeq_to_none.rs -------------------------------------------------------------------------------- Ir -- line 36 ---------------------------------------- . pub PARTIALEQ_TO_NONE, . style, . "Binary comparison to `Option::None` relies on `T: PartialEq`, which is unneeded" . } . . declare_lint_pass!(PartialeqToNone => [PARTIALEQ_TO_NONE]); . . impl<'tcx> LateLintPass<'tcx> for PartialeqToNone { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { . // Skip expanded code, as we have no control over it anyway... 88,800 ( 0.00%) if e.span.from_expansion() { . return; . } . . // If the expression is of type `Option` . let is_ty_option = |expr: &Expr<'_>| { . cx.typeck_results() . .expr_ty(expr) . .peel_refs() . .is_diag_item(cx, sym::Option) . }; . . // If the expression is a literal `Option::None` . let is_none_ctor = 294 ( 0.00%) |expr: &Expr<'_>| !expr.span.from_expansion() && is_none_expr(cx, peel_hir_expr_refs(expr).0); 944 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/res.rs:clippy_utils::is_none_expr (42x) 210 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::peel_hir_expr_refs (42x) . 8,889 ( 0.00%) let mut applicability = Applicability::MachineApplicable; . 17,958 ( 0.00%) if let ExprKind::Binary(op, left_side, right_side) = e.kind { . // All other comparisons (e.g. `>= None`) have special meaning wrt T 93 ( 0.00%) let is_eq = match op.node { . BinOpKind::Eq => true, . BinOpKind::Ne => false, . _ => return, . }; . . // We are only interested in comparisons between `Option` and a literal `Option::None` 42 ( 0.00%) let scrutinee = match ( 42 ( 0.00%) is_none_ctor(left_side) && is_ty_option(right_side), 42 ( 0.00%) is_none_ctor(right_side) && is_ty_option(left_side), . ) { . (true, false) => right_side, . (false, true) => left_side, . _ => return, . }; . . // Peel away refs/derefs (as long as we don't cross manual deref impls), as . // autoref/autoderef will take care of those -- line 83 ---------------------------------------- -- line 97 ---------------------------------------- . "use `Option::is_none()` instead" . } else { . "use `Option::is_some()` instead" . }, . sugg, . applicability, . ); . } 355,200 ( 0.01%) } . } 21 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs -------------------------------------------------------------------------------- Ir -- line 97 ---------------------------------------- . . /// This cache only tracks the `DebruijnIndex` and assumes that it does not matter . /// for the delegate how often its methods get used. . cache: DelayedMap<(ty::DebruijnIndex, Ty<'tcx>), Ty<'tcx>>, . } . . impl<'tcx, D: BoundVarReplacerDelegate<'tcx>> BoundVarReplacer<'tcx, D> { . fn new(tcx: TyCtxt<'tcx>, delegate: D) -> Self { 20,485 ( 0.00%) BoundVarReplacer { tcx, current_index: ty::INNERMOST, delegate, cache: Default::default() } . } . } . . impl<'tcx, D> TypeFolder> for BoundVarReplacer<'tcx, D> . where . D: BoundVarReplacerDelegate<'tcx>, . { . fn cx(&self) -> TyCtxt<'tcx> { -- line 113 ---------------------------------------- -- line 116 ---------------------------------------- . . fn fold_binder>>( . &mut self, . t: ty::Binder<'tcx, T>, . ) -> ty::Binder<'tcx, T> { . self.current_index.shift_in(1); . let t = t.super_fold_with(self); . self.current_index.shift_out(1); 2,526 ( 0.00%) t . } . 18,584 ( 0.00%) fn fold_ty(&mut self, t: Ty<'tcx>) -> Ty<'tcx> { 9,292 ( 0.00%) match *t.kind() { . ty::Bound(ty::BoundVarIndexKind::Bound(debruijn), bound_ty) . if debruijn == self.current_index => . { . let ty = self.delegate.replace_ty(bound_ty); . debug_assert!(!ty.has_vars_bound_above(ty::INNERMOST)); . ty::shift_vars(self.tcx, ty, self.current_index.as_u32()) . } . _ => { 9,292 ( 0.00%) if !t.has_vars_bound_at_or_above(self.current_index) { . t 4,406 ( 0.00%) } else if let Some(&t) = self.cache.get(&(self.current_index, t)) { . t . } else { 6,609 ( 0.00%) let res = t.super_fold_with(self); 1,332,126 ( 0.05%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/structural_impls.rs:>::super_fold_with::> (1,533x) . assert!(self.cache.insert((self.current_index, t), res)); . res . } . } . } 18,584 ( 0.00%) } . . fn fold_region(&mut self, r: ty::Region<'tcx>) -> ty::Region<'tcx> { 13,158 ( 0.00%) match r.kind() { . ty::ReBound(ty::BoundVarIndexKind::Bound(debruijn), br) 2,193 ( 0.00%) if debruijn == self.current_index => . { 8,472 ( 0.00%) let region = self.delegate.replace_region(br); 628,467 ( 0.02%) => ???:::replace_region (1,457x) 13,158 ( 0.00%) if let ty::ReBound(ty::BoundVarIndexKind::Bound(debruijn1), br) = region.kind() { . // If the callback returns a bound region, . // that region should always use the INNERMOST . // debruijn index. Then we adjust it to the . // correct depth. . assert_eq!(debruijn1, ty::INNERMOST); . ty::Region::new_bound(self.tcx, debruijn, br) . } else { . region -- line 164 ---------------------------------------- -- line 210 ---------------------------------------- . mut fld_r: F, . ) -> (T, FxIndexMap, ty::Region<'tcx>>) . where . F: FnMut(ty::BoundRegion<'tcx>) -> ty::Region<'tcx>, . T: TypeFoldable>, . { . let mut region_map = FxIndexMap::default(); . let real_fld_r = 25,829 ( 0.00%) |br: ty::BoundRegion<'tcx>| *region_map.entry(br).or_insert_with(|| fld_r(br)); . let value = self.instantiate_bound_regions_uncached(value, real_fld_r); 4,655 ( 0.00%) (value, region_map) . } . . pub fn instantiate_bound_regions_uncached( . self, . value: Binder<'tcx, T>, . mut replace_regions: F, . ) -> T . where . F: FnMut(ty::BoundRegion<'tcx>) -> ty::Region<'tcx>, . T: TypeFoldable>, . { . let value = value.skip_binder(); 6,861 ( 0.00%) if !value.has_escaping_bound_vars() { 56,874 ( 0.00%) value . } else { . let delegate = FnMutDelegate { . regions: &mut replace_regions, . types: &mut |b| bug!("unexpected bound ty in binder: {b:?}"), . consts: &mut |b| bug!("unexpected bound ct in binder: {b:?}"), . }; . let mut replacer = BoundVarReplacer::new(self, delegate); 4 ( 0.00%) value.fold_with(&mut replacer) 2,173 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/generic_args.rs:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty> as rustc_type_ir::fold::TypeFoldable>::fold_with::> (2x) 2 ( 0.00%) } . } . . /// Replaces all escaping bound vars. The `fld_r` closure replaces escaping . /// bound regions; the `fld_t` closure replaces escaping bound types and the `fld_c` . /// closure replaces escaping bound consts. . pub fn replace_escaping_bound_vars_uncached>>( . self, . value: T, -- line 251 ---------------------------------------- -- line 312 ---------------------------------------- . ty::Const::new_bound(self, ty::INNERMOST, ty::BoundConst::new(shift_bv(c.var))) . }, . }, . ) . } . . /// Replaces any late-bound regions bound in `value` with `'erased`. Useful in codegen but also . /// method lookup and a few other places where precise region relationships are not required. 107,519 ( 0.00%) pub fn instantiate_bound_regions_with_erased(self, value: Binder<'tcx, T>) -> T . where . T: TypeFoldable>, . { 55,092 ( 0.00%) self.instantiate_bound_regions(value, |_| self.lifetimes.re_erased).0 85,364 ( 0.00%) } . . /// Anonymize all bound variables in `value`, this is mostly used to improve caching. . pub fn anonymize_bound_vars(self, value: Binder<'tcx, T>) -> Binder<'tcx, T> . where . T: TypeFoldable>, . { . struct Anonymize<'a, 'tcx> { . tcx: TyCtxt<'tcx>, -- line 333 ---------------------------------------- 18,224 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/non_copy_const.rs -------------------------------------------------------------------------------- Ir -- line 191 ---------------------------------------- . (Self::Maybe, _) | (_, Self::Maybe) => Some(Self::Maybe), . (Self::Yes, Self::Yes) => Some(Self::Yes), . }) . .unwrap_or(Self::No) . } . . /// Checks if this is definitely `Freeze`. . fn is_freeze(self) -> bool { 177 ( 0.00%) matches!(self, Self::Yes) . } . . /// Checks if this is definitely not `Freeze`. . fn is_not_freeze(self) -> bool { . matches!(self, Self::No) . } . } . -- line 207 ---------------------------------------- -- line 259 ---------------------------------------- . ignore_tys: DefIdSet, . // Cache checked types. We can recurse through a type multiple times so this . // can be hit quite frequently. . freeze_tys: FxHashMap, IsFreeze>, . } . . impl<'tcx> NonCopyConst<'tcx> { . pub fn new(tcx: TyCtxt<'tcx>, conf: &'static Conf) -> Self { 4 ( 0.00%) Self { . ignore_tys: conf . .ignore_interior_mutability . .iter() 16 ( 0.00%) .flat_map(|ignored_ty| lookup_path_str(tcx, PathNS::Type, ignored_ty)) 207,835 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/paths.rs:clippy_utils::paths::lookup_path_str (4x) . .collect(), . freeze_tys: FxHashMap::default(), . } . } . . /// Checks if a value of the given type is `Freeze`, or may be depending on the value. 2,280 ( 0.00%) fn is_ty_freeze(&mut self, tcx: TyCtxt<'tcx>, typing_env: TypingEnv<'tcx>, ty: Ty<'tcx>) -> IsFreeze { . // FIXME: this should probably be using the trait solver . let ty = tcx . .try_normalize_erasing_regions(typing_env, Unnormalized::new_wip(ty)) . .unwrap_or(ty); . match self.freeze_tys.entry(ty) { 350 ( 0.00%) Entry::Occupied(e) => *e.get(), . Entry::Vacant(e) => { . let e = e.insert(IsFreeze::Yes); 90 ( 0.00%) if ty.is_freeze(tcx, typing_env) { 67,340 ( 0.00%) => ???:::is_freeze (15x) . return IsFreeze::Yes; . } . let is_freeze = match *ty.kind() { . ty::Adt(adt, _) if adt.is_unsafe_cell() => { . *e = IsFreeze::No; . return IsFreeze::No; . }, . ty::Adt(adt, _) if self.ignore_tys.contains(&adt.did()) => return IsFreeze::Yes, -- line 295 ---------------------------------------- -- line 331 ---------------------------------------- . }, . }; . if !is_freeze.is_freeze() { . self.freeze_tys.insert(ty, is_freeze); . } . is_freeze . }, . } 1,520 ( 0.00%) } . . /// Checks if the given constant value is `Freeze`. Returns `Err` if the constant . /// cannot be read, but the result depends on the value. . fn is_value_freeze( . &mut self, . tcx: TyCtxt<'tcx>, . typing_env: TypingEnv<'tcx>, . ty: Ty<'tcx>, -- line 347 ---------------------------------------- -- line 709 ---------------------------------------- . _ => return None, . }; . src_expr = use_expr; . } . } . } . . impl<'tcx> LateLintPass<'tcx> for NonCopyConst<'tcx> { 10,514 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 3,004 ( 0.00%) if let ItemKind::Const(ident, .., ct_rhs) = item.kind 13 ( 0.00%) && !ident.is_special() 78 ( 0.00%) && let ty = cx.tcx.type_of(item.owner_id).instantiate_identity().skip_norm_wip() 130 ( 0.00%) && match self.is_ty_freeze(cx.tcx, cx.typing_env(), ty) { 6,472 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_copy_const.rs:::is_ty_freeze (13x) 273 ( 0.00%) => ???:::typing_env (13x) . IsFreeze::No => true, . IsFreeze::Yes => false, . IsFreeze::Maybe => match cx.tcx.const_eval_poly(item.owner_id.to_def_id()) { . Ok(val) if let Ok(is_freeze) = self.is_value_freeze(cx.tcx, cx.typing_env(), ty, val) => !is_freeze, . // FIXME: we just assume mgca rhs's are freeze . _ => const_item_rhs_to_expr(cx.tcx, ct_rhs).is_some_and(|e| !self.is_init_expr_freeze( . cx.tcx, . cx.typing_env(), -- line 729 ---------------------------------------- -- line 749 ---------------------------------------- . if implements_trait(cx, ty, sync_trait, &[]) { . diag.help("did you mean to make this a `static` item"); . } else { . diag.help("did you mean to make this a `thread_local!` item"); . } . }, . ); . } 12,016 ( 0.00%) } . 1,464 ( 0.00%) fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx TraitItem<'_>) { 366 ( 0.00%) if let TraitItemKind::Const(_, ct_rhs_opt) = item.kind . && let ty = cx.tcx.type_of(item.owner_id).instantiate_identity().skip_norm_wip() . && match self.is_ty_freeze(cx.tcx, cx.typing_env(), ty) { . IsFreeze::No => true, . IsFreeze::Maybe if let Some(ct_rhs) = ct_rhs_opt => { . match cx.tcx.const_eval_poly(item.owner_id.to_def_id()) { . Ok(val) if let Ok(is_freeze) = self.is_value_freeze(cx.tcx, cx.typing_env(), ty, val) => { . !is_freeze . }, -- line 768 ---------------------------------------- -- line 784 ---------------------------------------- . { . span_lint( . cx, . DECLARE_INTERIOR_MUTABLE_CONST, . item.ident.span, . "named constant with interior mutability", . ); . } 1,464 ( 0.00%) } . 21,357 ( 0.00%) fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx ImplItem<'_>) { 6,102 ( 0.00%) if let ImplItemKind::Const(_, ct_rhs) = item.kind . && let ty = cx.tcx.type_of(item.owner_id).instantiate_identity().skip_norm_wip() . && match self.is_ty_freeze(cx.tcx, cx.typing_env(), ty) { . IsFreeze::Yes => false, . IsFreeze::No => { . // If this is a trait impl, check if the trait definition is the source . // of the cell. . if let Node::Item(parent_item) = cx.tcx.parent_hir_node(item.hir_id()) . && let ItemKind::Impl(impl_block) = parent_item.kind -- line 803 ---------------------------------------- -- line 843 ---------------------------------------- . { . span_lint( . cx, . DECLARE_INTERIOR_MUTABLE_CONST, . item.ident.span, . "named constant with interior mutability", . ); . } 24,408 ( 0.00%) } . 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 107,637 ( 0.00%) if let ExprKind::Path(qpath) = &e.kind . && let typeck = cx.typeck_results() 275,251 ( 0.01%) && let Res::Def(DefKind::Const { .. } | DefKind::AssocConst { .. }, did) = typeck.qpath_res(qpath, e.hir_id) 318,187 ( 0.01%) => ???:::qpath_res (18,837x) . // As of `1.80` constant contexts can't borrow any type with interior mutability 724 ( 0.00%) && !is_in_const_context(cx) 64,897 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (181x) 2,655 ( 0.00%) && !self.is_ty_freeze(cx.tcx, cx.typing_env(), typeck.expr_ty(e)).is_freeze() 82,148 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_copy_const.rs:::is_ty_freeze (177x) 7,104 ( 0.00%) => ???:::expr_ty (177x) 5,310 ( 0.00%) => ???:::typing_env (177x) . && let Some(borrow_src) = { . // The extra block helps formatting a lot. . if let Ok(val) = cx.tcx.const_eval_resolve( . cx.typing_env(), . UnevaluatedConst::new(did, typeck.node_args(e.hir_id)), . DUMMY_SP, . ) && let Ok(src) = self.is_non_freeze_val_borrowed(cx.tcx, cx.typing_env(), typeck, e, val) . { -- line 867 ---------------------------------------- -- line 884 ---------------------------------------- . |diag| { . if let Some(note) = borrow_src.cause.note() { . diag.note(note); . } . diag.help("this lint can be silenced by assigning the value to a local variable before borrowing"); . }, . ); . } 355,200 ( 0.01%) } . } . . struct ReplaceAssocFolder<'tcx> { . tcx: TyCtxt<'tcx>, . trait_id: DefId, . self_ty: Ty<'tcx>, . } . impl<'tcx> TypeFolder> for ReplaceAssocFolder<'tcx> { -- line 900 ---------------------------------------- 19,236 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_hash_one.rs -------------------------------------------------------------------------------- Ir -- line 55 ---------------------------------------- . . impl ManualHashOne { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl LateLintPass<'_> for ManualHashOne { 6,264 ( 0.00%) fn check_local(&mut self, cx: &LateContext<'_>, local: &LetStmt<'_>) { . // `let mut hasher = seg.build_hasher();` 4,745 ( 0.00%) if let PatKind::Binding(BindingMode::MUT, hasher, _, None) = local.pat.kind 441 ( 0.00%) && let Some(init) = local.init 294 ( 0.00%) && !init.span.from_expansion() 95 ( 0.00%) && let ExprKind::MethodCall(seg, build_hasher, [], _) = init.kind 5 ( 0.00%) && seg.ident.name == sym::build_hasher . . && let Node::Stmt(local_stmt) = cx.tcx.parent_hir_node(local.hir_id) . && let Node::Block(block) = cx.tcx.parent_hir_node(local_stmt.hir_id) . . && let mut stmts = block.stmts.iter() . .skip_while(|stmt| stmt.hir_id != local_stmt.hir_id) . .skip(1) . .filter(|&stmt| is_local_used(cx, stmt, hasher)) -- line 77 ---------------------------------------- -- line 121 ---------------------------------------- . ), . ], . Applicability::MachineApplicable, . ); . } . }, . ); . } 6,264 ( 0.00%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/nonnull_unchecked_on_box_ptr.rs -------------------------------------------------------------------------------- Ir -- line 43 ---------------------------------------- . . impl NonnullUncheckedOnBoxPtr { . pub fn new(conf: &Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for NonnullUncheckedOnBoxPtr { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 124,311 ( 0.00%) if !expr.span.from_expansion() 2,675 ( 0.00%) && let ExprKind::Call(nonnull_new_unchecked, [arg]) = expr.kind 2,204 ( 0.00%) && let ExprKind::Call(box_into_raw, [arg]) = arg.kind . && nonnull_new_unchecked 125 ( 0.00%) .ty_rel_def_if_named(cx, sym::new_unchecked) . .opt_parent(cx) 625 ( 0.00%) .opt_impl_ty(cx) 2,000 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/res.rs: as clippy_utils::res::MaybeDef>::opt_impl_ty:: (125x) . .is_diag_item(cx, sym::NonNull) . && box_into_raw . .ty_rel_def_if_named(cx, sym::into_raw) . .opt_parent(cx) . .opt_impl_ty(cx) . .is_lang_item(cx, LangItem::OwnedBox) . && self.msrv.meets(cx, msrvs::BOX_LEAK) . { -- line 66 ---------------------------------------- -- line 89 ---------------------------------------- . } else { . format!("NonNull::from(Box::leak({arg_name}))") . }; . . diag.span_suggestion(span, "try", sugg, app); . }, . ); . } 355,200 ( 0.01%) } . } 18,278 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/almost_complete_range.rs -------------------------------------------------------------------------------- Ir -- line 36 ---------------------------------------- . } . impl AlmostCompleteRange { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . impl EarlyLintPass for AlmostCompleteRange { . fn check_expr(&mut self, cx: &EarlyContext<'_>, e: &Expr) { 79,939 ( 0.00%) if let ExprKind::Range(Some(start), Some(end), RangeLimits::HalfOpen) = &e.kind 21 ( 0.00%) && is_incomplete_range(start, end) 44 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/almost_complete_range.rs:clippy_lints::almost_complete_range::is_incomplete_range (3x) . && !e.span.in_external_macro(cx.sess().source_map()) . { . span_lint_and_then( . cx, . ALMOST_COMPLETE_RANGE, . e.span, . "almost complete ascii range", . |diag| { -- line 53 ---------------------------------------- -- line 61 ---------------------------------------- . "use an inclusive range", . "..=".to_owned(), . Applicability::MaybeIncorrect, . ); . } . }, . ); . } 39,896 ( 0.00%) } . 88,644 ( 0.00%) fn check_pat(&mut self, cx: &EarlyContext<'_>, p: &Pat) { 29,548 ( 0.00%) if let PatKind::Range(Some(start), Some(end), kind) = &p.kind . && matches!(kind.node, RangeEnd::Excluded) . && is_incomplete_range(start, end) . && !p.span.in_external_macro(cx.sess().source_map()) . { . span_lint_and_then( . cx, . ALMOST_COMPLETE_RANGE, . p.span, -- line 80 ---------------------------------------- -- line 88 ---------------------------------------- . } else { . "...".to_owned() . }, . Applicability::MaybeIncorrect, . ); . }, . ); . } 103,418 ( 0.00%) } . . extract_msrv_attr!(); . } . 6 ( 0.00%) fn is_incomplete_range(start: &Expr, end: &Expr) -> bool { 8 ( 0.00%) match (&start.peel_parens().kind, &end.peel_parens().kind) { . (&ExprKind::Lit(start_lit), &ExprKind::Lit(end_lit)) => { . matches!( . (LitKind::from_token_lit(start_lit), LitKind::from_token_lit(end_lit),), . ( . Ok(LitKind::Byte(b'a') | LitKind::Char('a')), . Ok(LitKind::Byte(b'z') | LitKind::Char('z')) . ) | ( . Ok(LitKind::Byte(b'A') | LitKind::Char('A')), -- line 110 ---------------------------------------- -- line 112 ---------------------------------------- . ) | ( . Ok(LitKind::Byte(b'0') | LitKind::Char('0')), . Ok(LitKind::Byte(b'9') | LitKind::Char('9')), . ) . ) . }, . _ => false, . } 9 ( 0.00%) } 577 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/tabs_in_doc_comments.rs -------------------------------------------------------------------------------- Ir -- line 57 ---------------------------------------- . style, . "using tabs in doc comments is not recommended" . } . . declare_lint_pass!(TabsInDocComments => [TABS_IN_DOC_COMMENTS]); . . impl TabsInDocComments { . fn warn_if_tabs_in_doc(cx: &EarlyContext<'_>, attr: &ast::Attribute) { 14,146 ( 0.00%) if let ast::AttrKind::DocComment(_, comment) = attr.kind { . let comment = comment.as_str(); . . for (lo, hi) in get_chunks_of_tabs(comment) { . // +3 skips the opening delimiter . let new_span = Span::new( . attr.span.lo() + BytePos(3 + lo), . attr.span.lo() + BytePos(3 + hi), . attr.span.ctxt(), -- line 73 ---------------------------------------- -- line 83 ---------------------------------------- . Applicability::MaybeIncorrect, . ); . } . } . } . } . . impl EarlyLintPass for TabsInDocComments { 42,736 ( 0.00%) fn check_attribute(&mut self, cx: &EarlyContext<'_>, attribute: &ast::Attribute) { . Self::warn_if_tabs_in_doc(cx, attribute); 42,736 ( 0.00%) } . } . . /// . /// scans the string for groups of tabs and returns the start(inclusive) and end positions . /// (exclusive) of all groups . /// e.g. "sd\tasd\t\taa" will yield [(2, 3), (6, 8)] as . /// 012 3456 7 89 . /// ^-^ ^---^ -- line 101 ---------------------------------------- 3,462 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/needless_nonzero_get.rs -------------------------------------------------------------------------------- Ir -- line 59 ---------------------------------------- . . impl NeedlessNonzeroGet { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for NeedlessNonzeroGet { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { 294,732 ( 0.01%) match expr.kind { . // `.get().()` 7,618 ( 0.00%) ExprKind::MethodCall(method, get_call, [], _) 15,792 ( 0.00%) if let Some((recv, nz_ty, nonzero_did, get_span)) = nonzero_get(cx, get_call) 19,986 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/needless_nonzero_get.rs:clippy_lints::needless_nonzero_get::nonzero_get (1,316x) . // The outer call must resolve to an inherent method. A trait method of the same . // name could resolve differently once the receiver becomes a `NonZero`. . && let Some(method_did) = cx.typeck_results().type_dependent_def_id(expr.hir_id) . && cx.tcx.trait_of_assoc(method_did).is_none() . // Dropping `get` must leave the expression's type unchanged. Methods whose . // `NonZero` version returns a `NonZero` deliberately do not match. . && let ret_ty = cx.typeck_results().expr_ty(expr) . && has_matching_method(cx, nonzero_did, nz_ty, method.ident.name, ret_ty, self.msrv) => . { . emit_unnecessary_get(cx, expr, get_call, recv, get_span, method.ident.name.as_str()); . }, . . // ` / .get()` and ` % .get()` . ExprKind::Binary(op, lhs, get_call) 1,664 ( 0.00%) if matches!(op.node, BinOpKind::Div | BinOpKind::Rem) 40 ( 0.00%) && let Some((recv, nz_ty, _, get_span)) = nonzero_get(cx, get_call) 60 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/needless_nonzero_get.rs:clippy_lints::needless_nonzero_get::nonzero_get (4x) . && let Some((trait_lang_item, _)) = binop_traits(op.node) . && let Some(trait_id) = cx.tcx.lang_items().get(trait_lang_item) . && has_nonzero_operator(cx, lhs, recv, nz_ty, trait_id, self.msrv) => . { . emit_unnecessary_get(cx, expr, get_call, recv, get_span, op.node.as_str()); . }, . . // ` /= .get()` and ` %= .get()` . ExprKind::AssignOp(op, lhs, get_call) 28 ( 0.00%) if matches!(op.node, AssignOpKind::DivAssign | AssignOpKind::RemAssign) 10 ( 0.00%) && let Some((recv, nz_ty, _, get_span)) = nonzero_get(cx, get_call) 15 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/needless_nonzero_get.rs:clippy_lints::needless_nonzero_get::nonzero_get (1x) . && let Some((_, trait_lang_item)) = binop_traits(op.node.into()) . && let Some(trait_id) = cx.tcx.lang_items().get(trait_lang_item) . && has_nonzero_operator(cx, lhs, recv, nz_ty, trait_id, self.msrv) => . { . emit_unnecessary_get(cx, expr, get_call, recv, get_span, op.node.as_str()); . }, . . _ => {}, . } 355,200 ( 0.01%) } . } . . /// Returns the receiver, its `NonZero` type and definition, and the `get` identifier span when . /// `expr` is an inherent `NonZero::get()` call. 6,605 ( 0.00%) fn nonzero_get<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'tcx>, . ) -> Option<(&'tcx Expr<'tcx>, Ty<'tcx>, DefId, Span)> { 2,812 ( 0.00%) let ExprKind::MethodCall(get, recv, [], get_span) = expr.kind else { . return None; . }; 38 ( 0.00%) if get.ident.name != sym::get { . return None; . } . let get_did = cx.typeck_results().type_dependent_def_id(expr.hir_id)?; . if cx.tcx.trait_of_assoc(get_did).is_some() { . return None; . } . let nz_ty = cx.typeck_results().expr_ty_adjusted(recv); . let ty::Adt(adt, _) = nz_ty.kind() else { . return None; . }; . if !cx.tcx.is_diagnostic_item(sym::NonZero, adt.did()) { . return None; . } . . Some((recv, nz_ty, adt.did(), get_span)) 7,926 ( 0.00%) } . . fn emit_unnecessary_get<'tcx>( . cx: &LateContext<'tcx>, . expr: &Expr<'tcx>, . get_call: &Expr<'tcx>, . recv: &Expr<'tcx>, . get_span: Span, . operation: &str, -- line 144 ---------------------------------------- 3,963 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/fuse.rs -------------------------------------------------------------------------------- Ir -- line 94 ---------------------------------------- . FuseImpl::try_fold(self, acc, fold) . } . . #[inline] . fn fold(self, mut acc: Acc, fold: Fold) -> Acc . where . Fold: FnMut(Acc, Self::Item) -> Acc, . { 13,011 ( 0.00%) if let Some(iter) = self.iter { 1 ( 0.00%) acc = iter.fold(acc, fold); 19 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/map.rs:, ::new::{closure#0}>, ::new::{closure#1}> as core::iter::traits::iterator::Iterator>::fold::<(), >::iter_fold::flatten, ::new::{closure#1}::{closure#0}>, (), as core::iter::traits::iterator::Iterator>::fold::flatten, ::new::{closure#1}::{closure#0}>, (), core::iter::traits::iterator::Iterator::for_each::call<(rustc_span::def_id::DefId, rustc_span::symbol::Symbol), as core::iter::traits::collect::Extend<(rustc_span::def_id::DefId, rustc_span::symbol::Symbol)>>::extend, ::new::{closure#0}>, core::iter::adapters::map::Map, ::new::{closure#1}::{closure#0}>, ::new::{closure#1}>>::{closure#0}>::{closure#0}>::{closure#0}>::{closure#0}> (1x) . } . acc . } . . #[inline] . fn find

(&mut self, predicate: P) -> Option . where . P: FnMut(&Self::Item) -> bool, -- line 111 ---------------------------------------- -- line 395 ---------------------------------------- . /// However, we must still be prepared for the possibility that it was already cleared! . #[doc(hidden)] . impl FuseImpl for Fuse . where . I: FusedIterator, . { . #[inline] . fn next(&mut self) -> Option<::Item> { 9,019 ( 0.00%) self.iter.as_mut()?.next() . } . . #[inline] . fn advance_by(&mut self, n: usize) -> Result<(), NonZero> { . match &mut self.iter { . Some(iter) => iter.advance_by(n), . None => match NonZero::new(n) { . Some(n) => Err(n), -- line 411 ---------------------------------------- -- line 421 ---------------------------------------- . . #[inline] . fn try_fold(&mut self, mut acc: Acc, fold: Fold) -> R . where . Self: Sized, . Fold: FnMut(Acc, Self::Item) -> R, . R: Try, . { 88,815 ( 0.00%) if let Some(ref mut iter) = self.iter { 44,492 ( 0.00%) acc = iter.try_fold(acc, fold)?; 1,730,260 ( 0.07%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/map.rs:, clippy_utils::macros::first_node_macro_backtrace::{closure#0}> as core::iter::traits::iterator::Iterator>::try_fold::<(), >::iter_try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, as core::iter::traits::iterator::Iterator>::try_fold::flatten, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> (44,400x) . } . try { acc } . } . . #[inline] . fn find

(&mut self, predicate: P) -> Option . where . P: FnMut(&Self::Item) -> bool, -- line 438 ---------------------------------------- 13 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/format_impl.rs -------------------------------------------------------------------------------- Ir -- line 103 ---------------------------------------- . pub struct FormatImpl { . format_args: FormatArgsStorage, . // Whether we are inside Display or Debug trait impl - None for neither . format_trait_impl: Option, . } . . impl FormatImpl { . pub fn new(format_args: FormatArgsStorage) -> Self { 2 ( 0.00%) Self { . format_args, . format_trait_impl: None, . } . } . } . . impl<'tcx> LateLintPass<'tcx> for FormatImpl { . fn check_impl_item(&mut self, cx: &LateContext<'_>, impl_item: &ImplItem<'_>) { 15,255 ( 0.00%) self.format_trait_impl = is_format_trait_impl(cx, impl_item); 28,517 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/format_impl.rs:clippy_lints::format_impl::is_format_trait_impl (3,051x) . } . . fn check_impl_item_post(&mut self, cx: &LateContext<'_>, impl_item: &ImplItem<'_>) { . // Assume no nested Impl of Debug and Display within each other 12,204 ( 0.00%) if is_format_trait_impl(cx, impl_item).is_some() { 28,517 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/format_impl.rs:clippy_lints::format_impl::is_format_trait_impl (3,051x) 41 ( 0.00%) self.format_trait_impl = None; . } . } . 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 134,070 ( 0.01%) if let Some(format_trait_impl) = self.format_trait_impl { 5,220 ( 0.00%) let linter = FormatImplExpr { . cx, 870 ( 0.00%) format_args: &self.format_args, . expr, . format_trait_impl, . }; . linter.check_to_string_in_display(); . linter.check_self_in_format_args(); . linter.check_print_in_format_impl(); . } 355,200 ( 0.01%) } . } . . struct FormatImplExpr<'a, 'tcx> { . cx: &'a LateContext<'tcx>, . format_args: &'a FormatArgsStorage, . expr: &'tcx Expr<'tcx>, . format_trait_impl: FormatTraitNames, . } . . impl FormatImplExpr<'_, '_> { . fn check_to_string_in_display(&self) { 1,620 ( 0.00%) if self.format_trait_impl.name == sym::Display 3 ( 0.00%) && let ExprKind::MethodCall(path, self_arg, [], _) = self.expr.kind . // Get the hir_id of the object we are calling the method on . // Is the method to_string() ? 3 ( 0.00%) && path.ident.name == sym::to_string . // Is the method a part of the ToString trait? (i.e. not to_string() implemented . // separately) . && self . .cx . .typeck_results() . .type_dependent_def_id(self.expr.hir_id) . .opt_parent(self.cx) . .is_diag_item(self.cx, sym::ToString) -- line 166 ---------------------------------------- -- line 175 ---------------------------------------- . self.expr.span, . "using `self.to_string` in `fmt::Display` implementation will cause infinite recursion", . ); . } . } . . fn check_self_in_format_args(&self) { . // Check each arg in format calls - do we ever use Display on self (directly or via deref)? 84 ( 0.00%) if let Some(outer_macro) = root_macro_call_first_node(self.cx, self.expr) . && let macro_def_id = outer_macro.def_id 56 ( 0.00%) && is_format_macro(self.cx, macro_def_id) 1,999 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::is_format_macro (14x) 88 ( 0.00%) && let Some(format_args) = self.format_args.get(self.cx, self.expr, outer_macro.expn) 17,109 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:::get (11x) . { . for piece in &format_args.template { 81 ( 0.00%) if let FormatArgsPiece::Placeholder(placeholder) = piece 20 ( 0.00%) && let trait_name = match placeholder.format_trait { . FormatTrait::Display => sym::Display, . FormatTrait::Debug => sym::Debug, . FormatTrait::LowerExp => sym::LowerExp, . FormatTrait::UpperExp => sym::UpperExp, . FormatTrait::Octal => sym::Octal, . FormatTrait::Pointer => sym::Pointer, . FormatTrait::Binary => sym::Binary, . FormatTrait::LowerHex => sym::LowerHex, . FormatTrait::UpperHex => sym::UpperHex, . } 26 ( 0.00%) && trait_name == self.format_trait_impl.name 8 ( 0.00%) && let Ok(index) = placeholder.argument.index . && let Some(arg) = format_args.arguments.all_args().get(index) 32 ( 0.00%) && let Some(arg_expr) = find_format_arg_expr(self.expr, arg) 6,884 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::find_format_arg_expr (8x) . { . self.check_format_arg_self(arg_expr); . } . } . } . } . . fn check_format_arg_self(&self, arg: &Expr<'_>) { . // Handle multiple dereferencing of references e.g. &&self . // Handle dereference of &self -> self that is equivalent (i.e. via *self in fmt() impl) . // Since the argument to fmt is itself a reference: &self 24 ( 0.00%) let reference = peel_ref_operators(self.cx, arg); 152 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::peel_ref_operators (8x) . // Is the reference self? 8 ( 0.00%) if reference.res_local_id().map(|x| self.cx.tcx.hir_name(x)) == Some(kw::SelfLower) { 348 ( 0.00%) => ???:::hir_name (4x) . let FormatTraitNames { name, .. } = self.format_trait_impl; . span_lint( . self.cx, . RECURSIVE_FORMAT_IMPL, . self.expr.span, . format!("using `self` as `{name}` in `impl {name}` will cause infinite recursion"), . ); . } . } . . fn check_print_in_format_impl(&self) { 70 ( 0.00%) if let Some(macro_call) = root_macro_call_first_node(self.cx, self.expr) 56 ( 0.00%) && let Some(name) = self.cx.tcx.get_diagnostic_name(macro_call.def_id) 1,116 ( 0.00%) => ???:::get_diagnostic_name (14x) . { . let replacement = match name { 76 ( 0.00%) sym::print_macro | sym::eprint_macro => "write", . sym::println_macro | sym::eprintln_macro => "writeln", . _ => return, . }; . . let name = name.as_str().strip_suffix("_macro").unwrap(); . . span_lint_and_sugg( . self.cx, -- line 242 ---------------------------------------- -- line 250 ---------------------------------------- . format!("{replacement}!(..)") . }, . Applicability::HasPlaceholders, . ); . } . } . } . 6,102 ( 0.00%) fn is_format_trait_impl(cx: &LateContext<'_>, impl_item: &ImplItem<'_>) -> Option { 6,102 ( 0.00%) if impl_item.ident.name == sym::fmt 360 ( 0.00%) && let ImplItemKind::Fn(_, body_id) = impl_item.kind 180 ( 0.00%) && let Some(Impl { . of_trait: Some(of_trait), . .. 450 ( 0.00%) }) = get_parent_as_impl(cx.tcx, impl_item.hir_id()) 14,064 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_as_impl (90x) 270 ( 0.00%) && let Some(did) = of_trait.trait_ref.trait_def_id() 1,170 ( 0.00%) => ???:::trait_def_id (90x) 450 ( 0.00%) && let Some(name) = cx.tcx.get_diagnostic_name(did) 7,558 ( 0.00%) => ???:::get_diagnostic_name (90x) . && matches!(name, sym::Debug | sym::Display) . { 328 ( 0.00%) let body = cx.tcx.hir_body(body_id); 5,308 ( 0.00%) => ???:::hir_body (82x) 82 ( 0.00%) let formatter_name = body . .params . .get(1) 82 ( 0.00%) .and_then(|param| param.pat.simple_ident()) . .map(|ident| ident.name); . . Some(FormatTraitNames { name, formatter_name }) . } else { . None . } 6,102 ( 0.00%) } 3,074 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/peekable.rs -------------------------------------------------------------------------------- Ir -- line 17 ---------------------------------------- . pub struct Peekable { . iter: I, . /// Remember a peeked value, even if it was None. . peeked: Option>, . } . . impl Peekable { . pub(in crate::iter) const fn new(iter: I) -> Peekable { 594 ( 0.00%) Peekable { iter, peeked: None } . } . } . . // Peekable must remember if a None has been seen in the `.peek()` method. . // It ensures that `.peek(); .peek();` or `.peek(); .next();` only advances the . // underlying iterator at most once. This does not by itself make the iterator . // fused. . #[stable(feature = "rust1", since = "1.0.0")] . impl Iterator for Peekable { . type Item = I::Item; . . #[inline] . fn next(&mut self) -> Option { 12,004 ( 0.00%) match self.peeked.take() { 4,110 ( 0.00%) Some(v) => v, 17,061 ( 0.00%) None => self.iter.next(), 1,326,819 ( 0.05%) => /rust/deps/pulldown-cmark-0.11.3/src/parse.rs: as core::iter::traits::iterator::Iterator>::next (5,687x) . } . } . . #[inline] . #[rustc_inherit_overflow_checks] . fn count(mut self) -> usize { . match self.peeked.take() { . Some(None) => 0, -- line 49 ---------------------------------------- -- line 210 ---------------------------------------- . /// // After the iterator is finished, so is `peek()` . /// assert_eq!(iter.peek(), None); . /// assert_eq!(iter.next(), None); . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . pub fn peek(&mut self) -> Option<&I::Item> { . let iter = &mut self.iter; 769 ( 0.00%) self.peeked.get_or_insert_with(|| iter.next()).as_ref() 143,946 ( 0.01%) => /rust/deps/pulldown-cmark-0.11.3/src/parse.rs: as core::iter::traits::iterator::Iterator>::next (274x) . } . . /// Returns a mutable reference to the next() value without advancing the iterator. . /// . /// Like [`next`], if there is a value, it is wrapped in a `Some(T)`. . /// But if the iteration is over, `None` is returned. . /// . /// Because `peek_mut()` returns a reference, and many iterators iterate over -- line 226 ---------------------------------------- 8,613 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/casts/cast_slice_different_sizes.rs -------------------------------------------------------------------------------- Ir -- line 4 ---------------------------------------- . use rustc_ast::Mutability; . use rustc_hir::{Expr, ExprKind, Node}; . use rustc_lint::LateContext; . use rustc_middle::ty::layout::LayoutOf as _; . use rustc_middle::ty::{self, Ty, TypeAndMut}; . . use super::CAST_SLICE_DIFFERENT_SIZES; . 488,400 ( 0.02%) pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'tcx>, msrv: Msrv) { . // if this cast is the child of another cast expression then don't emit something for it, the full . // chain will be analyzed 168,004 ( 0.01%) if is_child_of_cast(cx, expr) { . return; . } . 43,538 ( 0.00%) if let Some(CastChainInfo { . left_cast, . start_ty, . end_ty, 217,690 ( 0.01%) }) = expr_cast_chain_tys(cx, expr) 1,113,339 ( 0.04%) => site/frontend/rust-clippy/clippy_lints/src/casts/cast_slice_different_sizes.rs:clippy_lints::casts::cast_slice_different_sizes::expr_cast_chain_tys (43,538x) . && let (Ok(from_layout), Ok(to_layout)) = (cx.layout_of(start_ty.ty), cx.layout_of(end_ty.ty)) . { . let from_size = from_layout.size.bytes(); . let to_size = to_layout.size.bytes(); . if from_size != to_size . && from_size != 0 . && to_size != 0 . && msrv.meets(cx, msrvs::PTR_SLICE_RAW_PARTS) -- line 31 ---------------------------------------- -- line 58 ---------------------------------------- . format!("replace with `ptr::slice_from_raw_parts{mutbl_fn_str}`"), . sugg, . rustc_errors::Applicability::HasPlaceholders, . ); . }, . ); . } . } 355,200 ( 0.01%) } . . fn is_child_of_cast(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 88,800 ( 0.00%) let parent = cx.tcx.parent_hir_node(expr.hir_id); 5,270,080 ( 0.21%) => ???:::parent_hir_node (44,400x) 215,138 ( 0.01%) let expr = match parent { 3,431 ( 0.00%) Node::Block(block) => { 10,293 ( 0.00%) if let Some(parent_expr) = block.expr { . parent_expr . } else { . return false; . } . }, 62,746 ( 0.00%) Node::Expr(expr) => expr, . _ => return false, . }; . 34,804 ( 0.00%) matches!(expr.kind, ExprKind::Cast(..)) . } . . /// Returns the type T of the pointed to *const [T] or *mut [T] and the mutability of the slice if . /// the type is one of those slices . fn get_raw_slice_ty_mut(ty: Ty<'_>) -> Option> { 1,724 ( 0.00%) match ty.kind() { . ty::RawPtr(slice_ty, mutbl) => match slice_ty.kind() { . ty::Slice(ty) => Some(TypeAndMut { ty: *ty, mutbl: *mutbl }), . _ => None, . }, . _ => None, . } . } . -- line 96 ---------------------------------------- -- line 102 ---------------------------------------- . start_ty: TypeAndMut<'tcx>, . /// The final type of the cast chain . end_ty: TypeAndMut<'tcx>, . } . . /// Returns a `CastChainInfo` with the left-most cast in the chain and the original ptr T and final . /// ptr U if the expression is composed of casts. . /// Returns None if the expr is not a Cast 348,304 ( 0.01%) fn expr_cast_chain_tys<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'tcx>) -> Option> { 42,676 ( 0.00%) if let ExprKind::Cast(cast_expr, _cast_to_hir_ty) = expr.peel_blocks().kind { 2,586 ( 0.00%) let cast_to = cx.typeck_results().expr_ty(expr); 34,480 ( 0.00%) => ???:::expr_ty (862x) . let to_slice_ty = get_raw_slice_ty_mut(cast_to)?; . . // If the expression that makes up the source of this cast is itself a cast, recursively . // call `expr_cast_chain_tys` and update the end type with the final target type. . // Otherwise, this cast is not immediately nested, just construct the info for this cast . if let Some(prev_info) = expr_cast_chain_tys(cx, cast_expr) { . Some(CastChainInfo { . end_ty: to_slice_ty, -- line 120 ---------------------------------------- -- line 125 ---------------------------------------- . let from_slice_ty = get_raw_slice_ty_mut(cast_from)?; . Some(CastChainInfo { . left_cast: cast_expr, . start_ty: from_slice_ty, . end_ty: to_slice_ty, . }) . } . } else { 42,676 ( 0.00%) None . } 348,304 ( 0.01%) } 131,476 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/loops/while_let_on_iterator.rs -------------------------------------------------------------------------------- Ir -- line 11 ---------------------------------------- . use rustc_hir::intravisit::{Visitor, walk_expr}; . use rustc_hir::{Closure, Expr, ExprKind, HirId, LetStmt, Mutability, UnOp}; . use rustc_lint::LateContext; . use rustc_middle::hir::nested_filter::OnlyBodies; . use rustc_middle::ty::adjustment::{Adjust, DerefAdjustKind}; . use rustc_span::Symbol; . use rustc_span::symbol::sym; . 62,223 ( 0.00%) pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 65 ( 0.00%) if let Some(higher::WhileLet { if_then, let_pat, let_expr, label, .. }) = higher::WhileLet::hir(expr) . // check for `Some(..)` pattern 39 ( 0.00%) && let Some(some_pat) = as_some_pattern(cx, let_pat) 2,769 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::as_some_pattern (13x) . // check for call to `Iterator::next` 26 ( 0.00%) && let ExprKind::MethodCall(method_name, iter_expr, [], _) = let_expr.kind . && method_name.ident.name == sym::next . && cx.ty_based_def(let_expr).opt_parent(cx).is_diag_item(cx, sym::Iterator) . && let Some(iter_expr_struct) = try_parse_iter_expr(cx, iter_expr) . // get the loop containing the match expression . && !uses_iter(cx, &iter_expr_struct, if_then) . { . let mut applicability = Applicability::MachineApplicable; . -- line 32 ---------------------------------------- -- line 61 ---------------------------------------- . WHILE_LET_ON_ITERATOR, . expr.span.with_hi(let_expr.span.hi()), . "this loop could be written as a `for` loop", . "try", . format!("{loop_label}for {loop_var} in {iterator_by_ref}"), . applicability, . ); . } 71,112 ( 0.00%) } . . #[derive(Debug)] . struct IterExpr { . /// The fields used, in order of child to parent. . fields: Vec, . /// The path being used. . path: Res, . /// Whether or not the iterator can be moved. -- line 77 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/operators/mod.rs -------------------------------------------------------------------------------- Ir -- line 1033 ---------------------------------------- . modulo_arithmetic_allow_comparison_to_zero: bool, . msrv: Msrv, . } . . impl Operators { . pub fn new(conf: &'static Conf) -> Self { . Self { . arithmetic_context: numeric_arithmetic::Context::default(), 2 ( 0.00%) verbose_bit_mask_threshold: conf.verbose_bit_mask_threshold, 1 ( 0.00%) modulo_arithmetic_allow_comparison_to_zero: conf.allow_comparison_to_zero, . msrv: conf.msrv.into(), . } . } . } . . impl<'tcx> LateLintPass<'tcx> for Operators { 444,000 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 133,200 ( 0.01%) eq_op::check_assert(cx, e); 5,324,247 ( 0.21%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/eq_op.rs:clippy_lints::operators::eq_op::check_assert (44,400x) 133,200 ( 0.01%) float_cmp::check_assert(cx, e); 3,832,555 ( 0.15%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/float_cmp.rs:clippy_lints::operators::float_cmp::check_assert (44,400x) 208,623 ( 0.01%) match e.kind { 1,248 ( 0.00%) ExprKind::Binary(op, lhs, rhs) => { 832 ( 0.00%) if !e.span.from_expansion() { 270 ( 0.00%) absurd_extreme_comparisons::check(cx, e, op.node, lhs, rhs); 19,340 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/absurd_extreme_comparisons.rs:clippy_lints::operators::absurd_extreme_comparisons::check (45x) . if !(macro_with_not_op(lhs) || macro_with_not_op(rhs)) { 270 ( 0.00%) eq_op::check(cx, e, op.node, lhs, rhs); 22,111 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/eq_op.rs:clippy_lints::operators::eq_op::check (45x) 270 ( 0.00%) op_ref::check(cx, e, op.node, lhs, rhs); 3,872 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/op_ref.rs:clippy_lints::operators::op_ref::check (45x) . } . erasing_op::check(cx, e, op.node, lhs, rhs); 270 ( 0.00%) identity_op::check(cx, e, op.node, lhs, rhs); 22,792 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/identity_op.rs:clippy_lints::operators::identity_op::check (45x) . invalid_upcast_comparisons::check(cx, op.node, lhs, rhs, e.span); 315 ( 0.00%) needless_bitwise_bool::check(cx, e, op.node, lhs, rhs); 945 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/needless_bitwise_bool.rs:clippy_lints::operators::needless_bitwise_bool::check (45x) 360 ( 0.00%) manual_midpoint::check(cx, e, op.node, lhs, rhs, self.msrv); 1,244 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/manual_midpoint.rs:clippy_lints::operators::manual_midpoint::check (45x) 315 ( 0.00%) manual_is_multiple_of::check(cx, e, op.node, lhs, rhs, self.msrv); 2,385 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/manual_is_multiple_of.rs:clippy_lints::operators::manual_is_multiple_of::check (45x) 315 ( 0.00%) manual_isolate_lowest_one::check(cx, e, op.node, lhs, rhs, self.msrv); 765 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/manual_isolate_lowest_one.rs:clippy_lints::operators::manual_isolate_lowest_one::check (45x) 225 ( 0.00%) decimal_bitwise_operands::check(cx, op.node, lhs, rhs); 810 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/decimal_bitwise_operands.rs:clippy_lints::operators::decimal_bitwise_operands::check (45x) . } 2,912 ( 0.00%) self.arithmetic_context.check_binary(cx, e, op.node, lhs, rhs); 15,227 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/numeric_arithmetic.rs:::check_binary (416x) 2,496 ( 0.00%) bit_mask::check(cx, e, op.node, lhs, rhs); 55,160 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/bit_mask.rs:clippy_lints::operators::bit_mask::check (416x) . verbose_bit_mask::check(cx, e, op.node, lhs, rhs, self.verbose_bit_mask_threshold); 2,912 ( 0.00%) double_comparison::check(cx, op.node, lhs, rhs, e.span); 39,180 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/double_comparison.rs:clippy_lints::operators::double_comparison::check (416x) 2,496 ( 0.00%) const_comparisons::check(cx, op, lhs, rhs, e.span); 43,510 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/const_comparisons.rs:clippy_lints::operators::const_comparisons::check (416x) 2,496 ( 0.00%) duration_subsec::check(cx, e, op.node, lhs, rhs); 7,078 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/duration_subsec.rs:clippy_lints::operators::duration_subsec::check (416x) 2,496 ( 0.00%) float_equality_without_abs::check(cx, e, op.node, lhs, rhs); 9,252 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/float_equality_without_abs.rs:clippy_lints::operators::float_equality_without_abs::check (416x) 2,496 ( 0.00%) integer_division::check(cx, e, op.node, lhs, rhs); 11,583 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/integer_division.rs:clippy_lints::operators::integer_division::check (416x) 2,496 ( 0.00%) integer_division_remainder_used::check(cx, op.node, lhs, rhs, e.span); 15,856 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/integer_division_remainder_used.rs:clippy_lints::operators::integer_division_remainder_used::check (416x) . cmp_owned::check(cx, e, op.node, lhs, rhs); 2,407 ( 0.00%) float_cmp::check(cx, e, op.node, lhs, rhs); 13,304 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/float_cmp.rs:clippy_lints::operators::float_cmp::check (416x) . modulo_one::check(cx, e, op.node, rhs); 2,496 ( 0.00%) modulo_arithmetic::check( 7,823 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/modulo_arithmetic.rs:clippy_lints::operators::modulo_arithmetic::check (416x) . cx, . e, . op.node, . lhs, . rhs, 416 ( 0.00%) self.modulo_arithmetic_allow_comparison_to_zero, . ); 5,824 ( 0.00%) manual_div_ceil::check(cx, e, op.node, lhs, rhs, self.msrv); 8,330 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/manual_div_ceil.rs:clippy_lints::operators::manual_div_ceil::check (416x) . }, 21 ( 0.00%) ExprKind::AssignOp(op, lhs, rhs) => { . let bin_op = op.node.into(); 14 ( 0.00%) if !e.span.from_expansion() { 35 ( 0.00%) decimal_bitwise_operands::check(cx, bin_op, lhs, rhs); 194 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/decimal_bitwise_operands.rs:clippy_lints::operators::decimal_bitwise_operands::check (7x) . } 56 ( 0.00%) self.arithmetic_context.check_binary(cx, e, bin_op, lhs, rhs); 947 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/numeric_arithmetic.rs:::check_binary (7x) 42 ( 0.00%) misrefactored_assign_op::check(cx, e, bin_op, lhs, rhs); 1,389 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/misrefactored_assign_op.rs:clippy_lints::operators::misrefactored_assign_op::check (7x) 98 ( 0.00%) modulo_arithmetic::check(cx, e, bin_op, lhs, rhs, false); 119 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/modulo_arithmetic.rs:clippy_lints::operators::modulo_arithmetic::check (7x) . }, 108 ( 0.00%) ExprKind::Assign(lhs, rhs, _) => { 324 ( 0.00%) assign_op_pattern::check(cx, e, lhs, rhs, self.msrv); 7,226 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/assign_op_pattern.rs:clippy_lints::operators::assign_op_pattern::check (54x) 648 ( 0.00%) self_assignment::check(cx, e, lhs, rhs); 40,751 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/self_assignment.rs:clippy_lints::operators::self_assignment::check (54x) . }, 2 ( 0.00%) ExprKind::Unary(op, arg) => . { . #[expect(clippy::collapsible_match)] 137 ( 0.00%) if op == UnOp::Neg { 24 ( 0.00%) self.arithmetic_context.check_negate(cx, e, arg); 1,450 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/operators/numeric_arithmetic.rs:::check_negate (2x) . } . }, . _ => (), . } 351,368 ( 0.01%) } . . fn check_expr_post(&mut self, _: &LateContext<'_>, e: &Expr<'_>) { . self.arithmetic_context.expr_post(e.hir_id); . } . . fn check_body(&mut self, cx: &LateContext<'tcx>, b: &Body<'_>) { . self.arithmetic_context.enter_body(cx, b); . } . . fn check_body_post(&mut self, cx: &LateContext<'tcx>, b: &Body<'_>) { . self.arithmetic_context.body_post(cx, b); . } . } . . fn macro_with_not_op(e: &Expr<'_>) -> bool { 180 ( 0.00%) if let ExprKind::Unary(_, e) = e.kind { . e.span.from_expansion() . } else { . false . } . } 12,013 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/block_scrutinee.rs -------------------------------------------------------------------------------- Ir -- line 27 ---------------------------------------- . pub BLOCK_SCRUTINEE, . suspicious, . "warns when the scrutinee is wrapped in a block in older editions" . } . . declare_lint_pass!(BlockScrutinee => [BLOCK_SCRUTINEE]); . . impl<'tcx> LateLintPass<'tcx> for BlockScrutinee { 222,000 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 133,200 ( 0.01%) if cx.tcx.sess.edition() >= Edition::Edition2024 { . return; . } . 222,326 ( 0.01%) let (scrutinee, keyword_fallback) = match expr.kind { 6,603 ( 0.00%) ExprKind::Match(scrutinee, _, _) => (scrutinee, "`match`"), 326 ( 0.00%) ExprKind::Let(let_expr) => (let_expr.init, "`if let` / `while let`"), . _ => return, . }; . 5,308 ( 0.00%) if scrutinee.span.from_expansion() || expr.span.from_expansion() { . return; . } . 274 ( 0.00%) if let ExprKind::Block(block, _) = scrutinee.kind . && matches!(block.rules, BlockCheckMode::DefaultBlock) . && block.stmts.is_empty() . && let Some(inner_expr) = block.expr . { . let inner_snippet = snippet(cx, inner_expr.span, ".."); . . let main_msg = "this scrutinee is wrapped in a block"; . -- line 58 ---------------------------------------- -- line 102 ---------------------------------------- . vec![ . (outer_span.shrink_to_lo(), format!("let res = {inner_snippet};\n{pad}")), . (scrutinee.span, "res".to_string()), . ], . Applicability::MaybeIncorrect, . ); . }); . } 222,000 ( 0.01%) } . } 2,853 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/dereference.rs -------------------------------------------------------------------------------- Ir -- line 146 ---------------------------------------- . . impl_lint_pass!(Dereferencing<'_> => [ . EXPLICIT_AUTO_DEREF, . EXPLICIT_DEREF_METHODS, . NEEDLESS_BORROW, . REF_BINDING_TO_REFERENCE, . ]); . 11 ( 0.00%) #[derive(Default)] . pub struct Dereferencing<'tcx> { . state: Option<(State, StateData<'tcx>)>, . . // While parsing a `deref` method call in ufcs form, the path to the function is itself an . // expression. This is to store the id of that expression so it can be skipped when . // `check_expr` is called for it. . skip_expr: Option, . -- line 162 ---------------------------------------- -- line 235 ---------------------------------------- . /// All the replacements which need to be made. . replacements: Vec<(Span, String)>, . /// The [`HirId`] that the lint should be emitted at. . hir_id: HirId, . } . . impl<'tcx> LateLintPass<'tcx> for Dereferencing<'tcx> { . #[expect(clippy::too_many_lines)] 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { . // Skip path expressions from deref calls. e.g. `Deref::deref(e)` 88,800 ( 0.00%) if Some(expr.hir_id) == self.skip_expr.take() { . return; . } . . if let Some(local) = expr.res_local_id() { . self.check_local_usage(cx, expr, local); . } . . // Stop processing sub expressions when a macro call is seen 88,800 ( 0.00%) if expr.span.from_expansion() { 71,022 ( 0.00%) if let Some((state, data)) = self.state.take() { . self.report(cx, expr, state, data, cx.typeck_results()); . } . return; . } . . let typeck = cx.typeck_results(); . let Some((kind, sub_expr, skip_expr)) = try_parse_ref_op(cx.tcx, typeck, expr) else { . // The whole chain of reference operations has been seen 17,384 ( 0.00%) if let Some((state, data)) = self.state.take() { 16 ( 0.00%) self.report(cx, expr, state, data, typeck); . } . return; . }; 237 ( 0.00%) self.skip_expr = skip_expr; . 474 ( 0.00%) if is_from_proc_macro(cx, expr) { . if let Some((state, data)) = self.state.take() { . self.report(cx, expr, state, data, cx.typeck_results()); . } . return; . } . 554 ( 0.00%) match (self.state.take(), kind) { . (None, kind) => { 932 ( 0.00%) let expr_ty = typeck.expr_ty(expr); 9,344 ( 0.00%) => ???:::expr_ty (233x) 1,165 ( 0.00%) let use_site = get_expr_use_site(cx.tcx, typeck, SyntaxContext::root(), expr); 74,532 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_expr_use_site (233x) 1,439 ( 0.00%) let adjusted_ty = use_site.adjustments.last().map_or(expr_ty, |a| a.target); . 2,563 ( 0.00%) match kind { 126 ( 0.00%) RefOp::Deref if use_site.same_ctxt => { 63 ( 0.00%) let use_node = use_site.use_node(cx); 1,668 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:::use_node (63x) 189 ( 0.00%) let sub_ty = typeck.expr_ty(sub_expr); 2,520 ( 0.00%) => ???:::expr_ty (63x) 378 ( 0.00%) if let ExprUseNode::FieldAccess(name) = use_node . && !use_site.moved_before_use . && !ty_contains_field(sub_ty, name.name) . { . self.state = Some(( . State::ExplicitDerefField { . name: name.name, . derefs_manually_drop: is_manually_drop(sub_ty), . }, . StateData { . first_expr: expr, . adjusted_ty, . }, . )); 63 ( 0.00%) } else if sub_ty.is_ref() . // Linting method receivers would require verifying that name lookup . // would resolve the same way. This is complicated by trait methods. . && !use_node.is_recv() 138 ( 0.00%) && let Some(ty) = use_node.defined_ty(cx) 1,628 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:::defined_ty (46x) 4 ( 0.00%) && TyCoercionStability::for_defined_ty(cx, ty, use_node.is_return()).is_deref_stable() 104 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/dereference.rs:::for_defined_ty (2x) . { . self.state = Some(( . State::ExplicitDeref { mutability: None }, . StateData { . first_expr: expr, . adjusted_ty, . }, . )); -- line 315 ---------------------------------------- -- line 328 ---------------------------------------- . mutbl, . }, . StateData { . first_expr: expr, . adjusted_ty, . }, . )); . }, 340 ( 0.00%) RefOp::AddrOf(mutability) if use_site.same_ctxt => { . // Find the number of times the borrow is auto-derefed. . let mut iter = use_site.adjustments.iter(); . let mut deref_count = 0usize; . let next_adjust = loop { . match iter.next() { . Some(adjust) => { 1,620 ( 0.00%) if !matches!(adjust.kind, Adjust::Deref(_)) { . break Some(adjust); 318 ( 0.00%) } else if !adjust.target.is_ref() { . deref_count += 1; . break iter.next(); . } . deref_count += 1; . }, . None => break None, . } . }; . 1,008 ( 0.00%) let use_node = use_site.use_node(cx); 7,968 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:::use_node (168x) 672 ( 0.00%) let stability = use_node.defined_ty(cx).map_or(TyCoercionStability::None, |ty| { 67,571 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:::defined_ty (168x) 334 ( 0.00%) TyCoercionStability::for_defined_ty(cx, ty, use_node.is_return()) 447,217 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/dereference.rs:::for_defined_ty (167x) . }); 2,326 ( 0.00%) let can_auto_borrow = match use_node { . ExprUseNode::FieldAccess(_) . if !use_site.moved_before_use && matches!(sub_expr.kind, ExprKind::Field(..)) => . { . // `DerefMut` will not be automatically applied to `ManuallyDrop<_>` . // field expressions when the base type is a union and the parent . // expression is also a field access. . // . // e.g. `&mut x.y.z` where `x` is a union, and accessing `z` requires a -- line 367 ---------------------------------------- -- line 467 ---------------------------------------- . // // Removing the borrow will cause `x` to be moved . // Some(x) => &mut *x, . // None => y . // }; . // } . // ``` . let (required_refs, msg) = if can_auto_borrow { . (1, if deref_count == 1 { borrow_msg } else { deref_msg }) 933 ( 0.00%) } else if let Some(&Adjustment { . kind: Adjust::Borrow(AutoBorrow::Ref(mutability)), . .. 168 ( 0.00%) }) = next_adjust 1,192 ( 0.00%) && matches!(mutability, AutoBorrowMutability::Mut { .. }) . && !stability.is_reborrow_stable() . { . (3, deref_msg) . } else { . (2, deref_msg) . }; . 336 ( 0.00%) if deref_count >= required_refs { . self.state = Some(( . State::DerefedBorrow(DerefedBorrow { . // One of the required refs is for the current borrow expression, the remaining ones . // can't be removed without breaking the code. See earlier comment. . count: deref_count - required_refs, . msg, . stability, . for_field_access: if let ExprUseNode::FieldAccess(name) = use_node -- line 495 ---------------------------------------- -- line 500 ---------------------------------------- . None . }, . }), . StateData { . first_expr: expr, . adjusted_ty, . }, . )); 168 ( 0.00%) } else if stability.is_deref_stable() . // Auto-deref doesn't combine with other adjustments 216 ( 0.00%) && next_adjust.is_none_or(|a| matches!(a.kind, Adjust::Deref(_) | Adjust::Borrow(_))) . && iter.all(|a| matches!(a.kind, Adjust::Deref(_) | Adjust::Borrow(_))) . { 48 ( 0.00%) self.state = Some(( . State::Borrow { mutability }, . StateData { . first_expr: expr, . adjusted_ty, . }, . )); . } . }, -- line 521 ---------------------------------------- -- line 597 ---------------------------------------- . first_expr: parent, . adjusted_ty, . }, . )); . } . }, . . (Some((State::Borrow { mutability }, data)), RefOp::Deref) => { 16 ( 0.00%) if typeck.expr_ty(sub_expr).is_ref() { 160 ( 0.00%) => ???:::expr_ty (4x) . self.state = Some((State::Reborrow { mutability }, data)); . } else { 8 ( 0.00%) self.state = Some(( . State::ExplicitDeref { . mutability: Some(mutability), . }, . data, . )); . } . }, . (Some((State::Reborrow { mutability }, data)), RefOp::Deref) => { -- line 616 ---------------------------------------- -- line 642 ---------------------------------------- . derefs_manually_drop: derefs_manually_drop || is_manually_drop(sub_expr_ty), . }, . data, . )); . }, . . (Some((state, data)), _) => self.report(cx, expr, state, data, typeck), . } 355,200 ( 0.01%) } . 104,195 ( 0.00%) fn check_pat(&mut self, cx: &LateContext<'tcx>, pat: &'tcx Pat<'_>) { 59,518 ( 0.00%) if let PatKind::Binding(BindingMode::REF, id, name, _) = pat.kind { 180 ( 0.00%) if let Some(opt_prev_pat) = self.ref_locals.get_mut(&id) { 720 ( 0.00%) => /rust/deps/indexmap-2.14.0/src/map.rs:>::get_mut:: (60x) . // This binding id has been seen before. Add this pattern to the list of changes. . if let Some(prev_pat) = opt_prev_pat { . if pat.span.from_expansion() { . // Doesn't match the context of the previous pattern. Can't lint here. . *opt_prev_pat = None; . } else { . prev_pat.spans.push(pat.span); . prev_pat.replacements.push(( -- line 662 ---------------------------------------- -- line 665 ---------------------------------------- . .0 . .into(), . )); . } . } . return; . } . 120 ( 0.00%) if !pat.span.from_expansion() 300 ( 0.00%) && let ty::Ref(_, tam, _) = *cx.typeck_results().pat_ty(pat).kind() 2,424 ( 0.00%) => ???:::pat_ty (60x) . // only lint immutable refs, because borrowed `&mut T` cannot be moved out 120 ( 0.00%) && let ty::Ref(_, _, Mutability::Not) = *tam.kind() . { . let mut app = Applicability::MachineApplicable; . let snip = snippet_with_context(cx, name.span, pat.span.ctxt(), "..", &mut app).0; . self.current_body = self.current_body.or(cx.enclosing_body); . self.ref_locals.insert( . id, . Some(RefPat { . always_deref: true, -- line 684 ---------------------------------------- -- line 685 ---------------------------------------- . spans: vec![pat.span], . app, . replacements: vec![(pat.span, snip.into())], . hir_id: pat.hir_id, . }), . ); . } . } 119,080 ( 0.00%) } . 20,748 ( 0.00%) fn check_body_post(&mut self, cx: &LateContext<'tcx>, body: &Body<'_>) { . if Some(body.id()) == self.current_body { . for pat in self.ref_locals.drain(..).filter_map(|(_, x)| x) { . let replacements = pat.replacements; . let app = pat.app; . let lint = if pat.always_deref { . NEEDLESS_BORROW . } else { . REF_BINDING_TO_REFERENCE -- line 703 ---------------------------------------- -- line 710 ---------------------------------------- . "this pattern creates a reference to a reference", . |diag| { . diag.multipart_suggestion("try", replacements, app); . }, . ); . } . self.current_body = None; . } 23,712 ( 0.00%) } . . fn check_item(&mut self, cx: &LateContext<'_>, item: &Item<'_>) { . // Only check for `impl Deref(Mut)`s if we're not already in one 4,518 ( 0.00%) if !self.in_deref_impl() && is_deref_or_derefmut_impl(cx, item) { . self.outermost_deref_impl = Some(item.owner_id); . } . } . . fn check_item_post(&mut self, _cx: &LateContext<'_>, item: &Item<'_>) { . // Only clear `self.outermost_deref_impl` if we're escaping the _outermost_ `impl Deref(Mut)` . if self.outermost_deref_impl == Some(item.owner_id) { . self.outermost_deref_impl = None; . } . } . } . . fn is_deref_or_derefmut_impl(cx: &LateContext<'_>, item: &Item<'_>) -> bool { 6,008 ( 0.00%) if let hir::ItemKind::Impl(impl_) = item.kind . && let Some(of_trait) = impl_.of_trait 2,271 ( 0.00%) && let Some(trait_id) = of_trait.trait_ref.trait_def_id() 9,841 ( 0.00%) => ???:::trait_def_id (757x) . { 3,028 ( 0.00%) cx.tcx.lang_items().deref_trait() == Some(trait_id) || cx.tcx.lang_items().deref_mut_trait() == Some(trait_id) 60,560 ( 0.00%) => ???:::lang_items (1,514x) . } else { . false . } . } . . fn try_parse_ref_op<'tcx>( . tcx: TyCtxt<'tcx>, . typeck: &'tcx TypeckResults<'_>, . expr: &'tcx Expr<'_>, . ) -> Option<(RefOp, &'tcx Expr<'tcx>, Option)> { 58,215 ( 0.00%) let (call_path_id, def_id, arg) = match expr.kind { 5,074 ( 0.00%) ExprKind::MethodCall(_, arg, [], _) => (None, typeck.type_dependent_def_id(expr.hir_id)?, arg), 15,816 ( 0.00%) => ???:::type_dependent_def_id (308x) . ExprKind::Call( . &Expr { 635 ( 0.00%) kind: ExprKind::Path(QPath::Resolved(None, path)), 635 ( 0.00%) hir_id, . .. . }, 2,549 ( 0.00%) [arg], . ) => (Some(hir_id), path.res.opt_def_id()?, arg), 603 ( 0.00%) ExprKind::Unary(UnOp::Deref, sub_expr) if !typeck.expr_ty(sub_expr).is_raw_ptr() => { 2,680 ( 0.00%) => ???:::expr_ty (67x) . return Some((RefOp::Deref, sub_expr, None)); . }, . ExprKind::AddrOf(BorrowKind::Ref, mutability, sub_expr) => { 850 ( 0.00%) return Some((RefOp::AddrOf(mutability), sub_expr, None)); . }, . _ => return None, . }; 8,487 ( 0.00%) let mutbl = match tcx.get_diagnostic_name(def_id) { 67,891 ( 0.00%) => ???:::get_diagnostic_name (943x) . Some(sym::deref_method) => Mutability::Not, . Some(sym::deref_mut_method) => Mutability::Mut, . _ => return None, . }; . Some(( . RefOp::Method { . mutbl, . is_ufcs: call_path_id.is_some(), -- line 777 ---------------------------------------- -- line 821 ---------------------------------------- . #[derive(Clone, Copy, Debug)] . enum TyCoercionStability { . Deref, . Reborrow, . None, . } . impl TyCoercionStability { . fn is_deref_stable(self) -> bool { 338 ( 0.00%) matches!(self, Self::Deref) . } . . fn is_reborrow_stable(self) -> bool { . matches!(self, Self::Deref | Self::Reborrow) . } . 1,014 ( 0.00%) fn for_defined_ty<'tcx>(cx: &LateContext<'tcx>, ty: DefinedTy<'tcx>, for_return: bool) -> Self { 507 ( 0.00%) match ty { . DefinedTy::Hir(ty) => Self::for_hir_ty(ty), 497 ( 0.00%) DefinedTy::Mir { def_site_def_id, ty } => Self::for_mir_ty( . cx.tcx, . def_site_def_id, 507 ( 0.00%) cx.tcx.instantiate_bound_regions_with_erased(ty), 174,282 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:::instantiate_bound_regions_with_erased:: (169x) . for_return, . ), . } 1,183 ( 0.00%) } . . // Checks the stability of type coercions when assigned to a binding with the given explicit type. . // . // e.g. . // let x = Box::new(Box::new(0u32)); . // let y1: &Box<_> = x.deref(); . // let y2: &Box<_> = &x; . // -- line 854 ---------------------------------------- -- line 907 ---------------------------------------- . Self::for_hir_ty(ty) . }, . TyKind::UnsafeBinder(..) => Self::None, . }; . } . } . . fn for_mir_ty<'tcx>(tcx: TyCtxt<'tcx>, def_site_def_id: Option, ty: Ty<'tcx>, for_return: bool) -> Self { 338 ( 0.00%) let ty::Ref(_, mut ty, _) = *ty.kind() else { . return Self::None; . }; . 318 ( 0.00%) if let Some(def_id) = def_site_def_id { 636 ( 0.00%) let typing_env = ty::TypingEnv::non_body_analysis(tcx, def_id); 264,732 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/mod.rs:::non_body_analysis:: (159x) . ty = tcx . .try_normalize_erasing_regions(typing_env, Unnormalized::new_wip(ty)) . .unwrap_or(ty); . } . loop { 795 ( 0.00%) break match *ty.kind() { . ty::Ref(_, ref_ty, _) => { . ty = ref_ty; . continue; . }, 93 ( 0.00%) ty::Param(_) if for_return => Self::Deref, . ty::Alias( . _, . ty::AliasTy { . kind: ty::Free { .. } | ty::Inherent { .. }, . .. . }, . ) => unreachable!("should have been normalized away above"), . ty::Alias( -- line 939 ---------------------------------------- -- line 1030 ---------------------------------------- . } . . impl<'tcx> Dereferencing<'tcx> { . fn in_deref_impl(&self) -> bool { . self.outermost_deref_impl.is_some() . } . . fn check_local_usage(&mut self, cx: &LateContext<'tcx>, e: &Expr<'tcx>, local: HirId) { 48,256 ( 0.00%) if let Some(outer_pat) = self.ref_locals.get_mut(&local) 144,768 ( 0.01%) => /rust/deps/indexmap-2.14.0/src/map.rs:>::get_mut:: (12,064x) . && let Some(pat) = outer_pat . // Check for auto-deref . && !matches!( . cx.typeck_results().expr_adjustments(e), . [ . Adjustment { . kind: Adjust::Deref(_), . .. -- line 1046 ---------------------------------------- -- line 1089 ---------------------------------------- . // binding, but not if the identifier was created in a macro. e.g. `concat_idents` and proc . // macros . _ => *outer_pat = None, . } . } . } . . #[expect(clippy::needless_pass_by_value, clippy::too_many_lines)] 160 ( 0.00%) fn report( . &self, . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'_>, . state: State, . data: StateData<'tcx>, . typeck: &'tcx TypeckResults<'tcx>, . ) { 128 ( 0.00%) match state { . State::DerefMethod { . ty_changed_count, . is_ufcs, . mutbl, . } => { . if self.in_deref_impl() { . // `deref(_mut)` is fine in an `impl Deref(Mut)` . return; -- line 1113 ---------------------------------------- -- line 1199 ---------------------------------------- . format!("({snip})") . } else { . snip.into() . }; . diag.span_suggestion(data.first_expr.span, "change this to", sugg, app); . }, . ); . }, 4 ( 0.00%) State::ExplicitDeref { mutability } => { . if is_block_like(expr) . && let ty::Ref(_, ty, _) = data.adjusted_ty.kind() . && ty.is_sized(cx.tcx, cx.typing_env()) . { . // Rustc bug: auto deref doesn't work on block expression when targeting sized types. . return; . } . 16 ( 0.00%) let ty = typeck.expr_ty(expr); 160 ( 0.00%) => ???:::expr_ty (4x) . . // `&&[T; N]`, or `&&..&[T; N]` (src) cannot coerce to `&[T]` (dst). 8 ( 0.00%) if let ty::Ref(_, dst, _) = data.adjusted_ty.kind() 4 ( 0.00%) && dst.is_slice() . { . let (src, n_src_refs, _) = peel_and_count_ty_refs(ty); . if n_src_refs >= 2 && src.is_array() { . return; . } . } . 20 ( 0.00%) let (prefix, needs_paren) = match mutability { 4 ( 0.00%) Some(mutability) if !ty.is_ref() => { . let prefix = match mutability { . Mutability::Not => "&", . Mutability::Mut => "&mut ", . }; 12 ( 0.00%) (prefix, cx.precedence(expr) < ExprPrecedence::Prefix) 364 ( 0.00%) => ???:::precedence (4x) . }, . None if !ty.is_ref() && data.adjusted_ty.is_ref() => ("&", false), . _ => ("", false), . }; . span_lint_hir_and_then( . cx, 8 ( 0.00%) EXPLICIT_AUTO_DEREF, 8 ( 0.00%) data.first_expr.hir_id, 4 ( 0.00%) data.first_expr.span, . "deref which would be done by auto-deref", . |diag| { . let mut app = Applicability::MachineApplicable; . let (snip, snip_is_macro) = . snippet_with_context(cx, expr.span, data.first_expr.span.ctxt(), "..", &mut app); . let sugg = if !snip_is_macro && needs_paren && !has_enclosing_paren(&snip) { . format!("{prefix}({snip})") . } else { -- line 1251 ---------------------------------------- -- line 1293 ---------------------------------------- . snip.into_owned() . }; . diag.span_suggestion(data.first_expr.span, "try", sugg, app); . }, . ); . }, . State::Borrow { .. } | State::Reborrow { .. } => (), . } 128 ( 0.00%) } . } 38,784 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_take.rs -------------------------------------------------------------------------------- Ir -- line 48 ---------------------------------------- . . impl ManualTake { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl LateLintPass<'_> for ManualTake { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 90,919 ( 0.00%) if let ExprKind::If(cond, then, Some(otherwise)) = expr.kind 540 ( 0.00%) && let ExprKind::Path(_) = cond.kind 2 ( 0.00%) && let ExprKind::Block( . Block { 3 ( 0.00%) stmts: [stmt], . expr: Some(then_expr), . .. . }, . .., . ) = then.kind . && let ExprKind::Block( . Block { . stmts: [], -- line 69 ---------------------------------------- -- line 98 ---------------------------------------- . expr.span, . "use", . format!("{negate}{std_or_core}::mem::take(&mut {taken})"), . app, . ); . }, . ); . } 355,200 ( 0.01%) } . } . . fn as_const_bool(e: &Expr<'_>) -> Option { . if let ExprKind::Lit(lit) = e.kind . && let LitKind::Bool(b) = lit.node . { . Some(b) . } else { -- line 114 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_type_ir/src/binder.rs -------------------------------------------------------------------------------- Ir -- line 18 ---------------------------------------- . use crate::{self as ty, DebruijnIndex, Interner, Region, UniverseIndex, Unnormalized}; . . /// `Binder` is a binder for higher-ranked lifetimes or types. It is part of the . /// compiler's representation for things like `for<'a> Fn(&'a isize)` . /// (which would be represented by the type `PolyTraitRef == Binder`). . /// . /// See . /// for more details. 421 ( 0.00%) #[derive_where(Clone, Copy, Hash, PartialEq, Debug; I: Interner, T)] . #[derive(GenericTypeVisitable, Lift_Generic)] . #[cfg_attr(feature = "nightly", derive(StableHash_NoContext))] . pub struct Binder { . value: T, . bound_vars: I::BoundVarKinds, . } . . impl Eq for Binder {} -- line 34 ---------------------------------------- -- line 39 ---------------------------------------- . { . /// Wraps `value` in a binder, asserting that `value` does not . /// contain any bound vars that would be bound by the . /// binder. This is commonly used to 'inject' a value T into a . /// different binding level. . #[track_caller] . pub fn dummy(value: T) -> Binder { . assert!( 14 ( 0.00%) !value.has_escaping_bound_vars(), . "`{value:?}` has escaping bound vars, so it cannot be wrapped in a dummy binder." . ); . Binder { value, bound_vars: Default::default() } . } . . pub fn bind_with_vars(value: T, bound_vars: I::BoundVarKinds) -> Binder { . if cfg!(debug_assertions) { . let mut validator = ValidateBoundVars::new(bound_vars); . let _ = value.visit_with(&mut validator); . } 15,863 ( 0.00%) Binder { value, bound_vars } . } . } . . impl> TypeFoldable for Binder { . fn try_fold_with>(self, folder: &mut F) -> Result { . folder.try_fold_binder(self) . } . -- line 66 ---------------------------------------- -- line 79 ---------------------------------------- . fn try_super_fold_with>( . self, . folder: &mut F, . ) -> Result { . self.try_map_bound(|t| t.try_fold_with(folder)) . } . . fn super_fold_with>(self, folder: &mut F) -> Self { 1,700 ( 0.00%) self.map_bound(|t| t.fold_with(folder)) 3,816 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/generic_args.rs:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_type_ir::fold::TypeFoldable>::fold_with::> (8x) . } . } . . impl> TypeSuperVisitable for Binder { . fn super_visit_with>(&self, visitor: &mut V) -> V::Result { . self.as_ref().skip_binder().visit_with(visitor) . } . } -- line 95 ---------------------------------------- -- line 104 ---------------------------------------- . /// . /// `skip_binder` is only valid when you are either extracting data that does not reference . /// any generic arguments, e.g. a `DefId`, or when you're making sure you only pass the . /// value to things which can handle escaping bound vars. . /// . /// See existing uses of `.skip_binder()` in `rustc_trait_selection::traits::select` . /// or `rustc_next_trait_solver` for examples. . pub fn skip_binder(self) -> T { 13,252 ( 0.00%) self.value . } . . pub fn bound_vars(&self) -> I::BoundVarKinds { . self.bound_vars . } . . pub fn as_ref(&self) -> Binder { . Binder { value: &self.value, bound_vars: self.bound_vars } -- line 120 ---------------------------------------- -- line 139 ---------------------------------------- . F: FnOnce(T) -> U, . { . let Binder { value, bound_vars } = self; . let value = f(value); . if cfg!(debug_assertions) { . let mut validator = ValidateBoundVars::new(bound_vars); . let _ = value.visit_with(&mut validator); . } 56 ( 0.00%) Binder { value, bound_vars } . } . . pub fn try_map_bound, E>(self, f: F) -> Result, E> . where . F: FnOnce(T) -> Result, . { . let Binder { value, bound_vars } = self; 2 ( 0.00%) let value = f(value)?; . if cfg!(debug_assertions) { . let mut validator = ValidateBoundVars::new(bound_vars); . let _ = value.visit_with(&mut validator); . } . Ok(Binder { value, bound_vars }) . } . . /// Wraps a `value` in a binder, using the same bound variables as the -- line 163 ---------------------------------------- -- line 168 ---------------------------------------- . /// This currently doesn't do anything different than `bind`, because we . /// don't actually track bound vars. However, semantically, it is different . /// because bound vars aren't allowed to change here, whereas they are . /// in `bind`. This may be (debug) asserted in the future. . pub fn rebind(&self, value: U) -> Binder . where . U: TypeVisitable, . { 6,347 ( 0.00%) Binder::bind_with_vars(value, self.bound_vars) . } . . /// Unwraps and returns the value within, but only if it contains . /// no bound vars at all. (In other words, if this binder -- . /// and indeed any enclosing binder -- doesn't bind anything at . /// all.) Otherwise, returns `None`. . /// . /// (One could imagine having a method that just unwraps a single . /// binder, but permits late-bound vars bound by enclosing . /// binders, but that would require adjusting the debruijn . /// indices, and given the shallow binding structure we often use, . /// would not be that useful.) 4 ( 0.00%) pub fn no_bound_vars(self) -> Option . where . T: TypeVisitable, . { . // `self.value` is equivalent to `self.skip_binder()` . if self.value.has_escaping_bound_vars() { None } else { Some(self.skip_binder()) } 12 ( 0.00%) } . } . . impl Binder> { . pub fn transpose(self) -> Option> { . let Binder { value, bound_vars } = self; . value.map(|value| Binder { value, bound_vars }) . } . } -- line 203 ---------------------------------------- -- line 406 ---------------------------------------- . /// set up to handle these uninstantiated generic parameters. . /// . /// To skip the binder on `x: &EarlyBinder` to obtain `&T`, leverage . /// [`EarlyBinder::as_ref`](EarlyBinder::as_ref): `x.as_ref().skip_binder()`. . /// . /// See also [`Binder::skip_binder`](Binder::skip_binder), which is . /// the analogous operation on [`Binder`]. . pub fn skip_binder(self) -> T { 7,467 ( 0.00%) self.value . } . } . . impl EarlyBinder> { . pub fn def_id(&self) -> I::TraitId { . self.value.def_id . } . } -- line 422 ---------------------------------------- -- line 636 ---------------------------------------- . impl> ty::EarlyBinder { . pub fn instantiate(self, cx: I, args: A) -> Unnormalized . where . A: SliceLike, . { . // Nothing to fold, so let's avoid visiting things and possibly re-hashing/equating . // them when interning. Perf testing found this to be a modest improvement. . // See: 9 ( 0.00%) if args.is_empty() { . assert!( 1 ( 0.00%) !self.value.has_param(), . "{:?} has parameters, but no args were provided in instantiate", . self.value, . ); . return Unnormalized::new(self.value); . } 40 ( 0.00%) let mut folder = ArgFolder { cx, args: args.as_slice(), binders_passed: 0 }; 24 ( 0.00%) Unnormalized::new(self.value.fold_with(&mut folder)) 6,392 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/structural_impls.rs:>::fold_with::> (8x) 8 ( 0.00%) } . . /// Makes the identity replacement `T0 => T0, ..., TN => TN`. . /// Conceptually, this converts universally bound variables into placeholders . /// when inside of a given item. . /// . /// For example, consider `for fn foo(){ .. }`: . /// - Outside of `foo`, `T` is bound (represented by the presence of `EarlyBinder`). . /// - Inside of the body of `foo`, we treat `T` as a placeholder by calling -- line 662 ---------------------------------------- -- line 665 ---------------------------------------- . // FIXME(#155345): In case the bound value was already normalized, this . // is unnecessary. We may want to track explicitly whether `EarlyBinder` . // contains something that has been normalized already. . // Also do that for other types who have `instantiate_identity` method, . // e.g., `GenericClauses` and `ConstConditions`. . // . // This is annoying, as e.g. `type_of` for opaque types is normalized, . // while `type_of` for free type aliases is not. 640 ( 0.00%) Unnormalized::new(self.value) . } . . /// Returns the inner value, but only if it contains no bound vars. . pub fn no_bound_vars(self) -> Option { . if !self.value.has_param() { Some(self.value) } else { None } . } . } . -- line 681 ---------------------------------------- -- line 692 ---------------------------------------- . . impl<'a, I: Interner> TypeFolder for ArgFolder<'a, I> { . #[inline] . fn cx(&self) -> I { . self.cx . } . . fn fold_binder>(&mut self, t: ty::Binder) -> ty::Binder { 8 ( 0.00%) self.binders_passed += 1; . let t = t.super_fold_with(self); 8 ( 0.00%) self.binders_passed -= 1; . t . } . 48 ( 0.00%) fn fold_region(&mut self, r: Region) -> Region { . // Note: This routine only handles regions that are bound on . // type declarations and other outer declarations, not those . // bound in *fn types*. Region instantiation of the bound . // regions that appear in a function signature is done using . // the specialized routine `ty::replace_late_regions()`. 48 ( 0.00%) match r.kind() { . ty::ReEarlyParam(data) => { 40 ( 0.00%) let rk = self.args.get(data.index() as usize).map(|arg| arg.kind()); 48 ( 0.00%) => ???:::kind (8x) 16 ( 0.00%) match rk { 8 ( 0.00%) Some(ty::GenericArgKind::Lifetime(lt)) => self.shift_region_through_binders(lt), . Some(other) => self.region_param_expected(data, r, other), . None => self.region_param_out_of_range(data, r), . } . } . ty::ReBound(..) . | ty::ReLateParam(_) . | ty::ReStatic . | ty::RePlaceholder(_) . | ty::ReErased . | ty::ReError(_) => r, . ty::ReVar(_) => panic!("unexpected region: {r:?}"), . } 48 ( 0.00%) } . 80 ( 0.00%) fn fold_ty(&mut self, t: I::Ty) -> I::Ty { 24 ( 0.00%) if !t.has_param() { . return t; . } . 48 ( 0.00%) match t.kind() { . ty::Param(p) => self.ty_for_param(p, t), 48 ( 0.00%) _ => t.super_fold_with(self), 6,272 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/structural_impls.rs:>::super_fold_with::> (8x) . } 112 ( 0.00%) } . . fn fold_const(&mut self, c: I::Const) -> I::Const { . if let ty::ConstKind::Param(p) = c.kind() { . self.const_for_param(p, c) . } else { . c.super_fold_with(self) . } . } -- line 748 ---------------------------------------- -- line 754 ---------------------------------------- . fn fold_clauses(&mut self, c: I::Clauses) -> I::Clauses { . if c.has_param() { c.super_fold_with(self) } else { c } . } . } . . impl<'a, I: Interner> ArgFolder<'a, I> { . fn ty_for_param(&self, p: I::ParamTy, source_ty: I::Ty) -> I::Ty { . // Look up the type in the args. It really should be in there. 64 ( 0.00%) let opt_ty = self.args.get(p.index() as usize).map(|arg| arg.kind()); 96 ( 0.00%) => ???:::kind (16x) 32 ( 0.00%) let ty = match opt_ty { . Some(ty::GenericArgKind::Type(ty)) => ty, . Some(kind) => self.type_param_expected(p, source_ty, kind), . None => self.type_param_out_of_range(p, source_ty), . }; . 16 ( 0.00%) self.shift_vars_through_binders(ty) . } . . #[cold] . #[inline(never)] . fn type_param_expected(&self, p: I::ParamTy, ty: I::Ty, kind: ty::GenericArgKind) -> ! { . panic!( . "expected type for `{:?}` ({:?}/{}) but found {:?} when instantiating, args={:?}", . p, -- line 777 ---------------------------------------- -- line 905 ---------------------------------------- . /// // DebruijnIndex of 1 | . /// // DebruijnIndex of 2 . /// ``` . /// As indicated in the diagram, here the same type `&'a i32` is instantiated once, but in the . /// first case we do not increase the De Bruijn index and in the second case we do. The reason . /// is that only in the second case have we passed through a fn binder. . #[instrument(level = "trace", skip(self), fields(binders_passed = self.binders_passed), ret)] . fn shift_vars_through_binders>(&self, val: T) -> T { 80 ( 0.00%) if self.binders_passed == 0 || !val.has_escaping_bound_vars() { . val . } else { . ty::shift_vars(self.cx, val, self.binders_passed) . } . } . . fn shift_region_through_binders(&self, region: Region) -> Region { 16 ( 0.00%) if self.binders_passed == 0 || !region.has_escaping_bound_vars() { . region . } else { . ty::shift_region(self.cx, region, self.binders_passed) . } . } . } . . /// Okay, we do something fun for `Bound` types/regions/consts: -- line 929 ---------------------------------------- -- line 976 ---------------------------------------- . if self.universe == ty::UniverseIndex::ROOT { . write!(f, "!{:?}", self.bound) . } else { . write!(f, "!{}_{:?}", self.universe.index(), self.bound) . } . } . } . 23,391 ( 0.00%) #[derive_where(Clone, Copy, PartialEq, Eq, Hash; I: Interner)] . #[derive(Lift_Generic, GenericTypeVisitable)] . #[cfg_attr( . feature = "nightly", . derive(Encodable_NoContext, Decodable_NoContext, StableHash_NoContext) . )] . pub enum BoundRegionKind { . /// An anonymous region parameter for a given fn (&T) . Anon, -- line 992 ---------------------------------------- -- line 1084 ---------------------------------------- . pub fn expect_const(self) { . match self { . BoundVariableKind::Const => (), . _ => panic!("expected a const, but found another kind"), . } . } . } . 1,461 ( 0.00%) #[derive_where(Clone, Copy, PartialEq, Eq, Hash; I: Interner)] . #[derive(GenericTypeVisitable, Lift_Generic)] . #[cfg_attr( . feature = "nightly", . derive(Encodable_NoContext, StableHash_NoContext, Decodable_NoContext) . )] . pub struct BoundRegion { . #[lift(identity)] . pub var: ty::BoundVar, -- line 1100 ---------------------------------------- 2,938 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/nonstandard_macro_braces.rs -------------------------------------------------------------------------------- Ir -- line 39 ---------------------------------------- . . pub struct MacroBraces { . macro_braces: (FxHashMap, usize), . /// Spans for statement macro calls, they have special behaviour with semicolons . mac_stmt_spans: Vec, . } . . impl MacroBraces { 152 ( 0.00%) pub fn new(conf: &'static Conf) -> Self { 76 ( 0.00%) Self { . macro_braces: macro_braces(&conf.standard_macro_braces), . mac_stmt_spans: Vec::new(), . } 171 ( 0.00%) } . } . . impl EarlyLintPass for MacroBraces { 2,240 ( 0.00%) fn check_mac(&mut self, cx: &EarlyContext<'_>, mac: &ast::MacCall) { . if let Some(last_segment) = mac.path.segments.last() 320 ( 0.00%) && let name = last_segment.ident.as_str() 10,240 ( 0.00%) => ???:::as_str (320x) 66 ( 0.00%) && let Some(&braces) = self.macro_braces.0.get(name) 264 ( 0.00%) && let Some(snip) = snippet_opt(cx.sess(), mac.span().with_lo(last_segment.span().lo())) 3,366 ( 0.00%) => ???:::span (22x) 110 ( 0.00%) => ???:::span (22x) 44 ( 0.00%) && let Some(macro_args_str) = &snip.strip_prefix(name).and_then(|snip| snip.strip_prefix('!')) 44 ( 0.00%) && let Some(old_open_brace @ ('{' | '(' | '[')) = macro_args_str.trim_start().chars().next() 44 ( 0.00%) && old_open_brace != braces.0 . { . // Semicolons added for statements that previously ended in braces, see issue #9913 . let add_semi = self.mac_stmt_spans.iter().any(|s| *s == mac.span()); . emit_help( . cx, . &snippet_opt(cx.sess(), mac.span()).unwrap(), . braces, . mac.span(), . add_semi, . ); . } 2,560 ( 0.00%) } . . // See issue #9913 . fn check_stmt(&mut self, _: &EarlyContext<'_>, stmt: &ast::Stmt) { 13,240 ( 0.00%) if let ast::StmtKind::MacCall(mac_callstmt) = &stmt.kind 128 ( 0.00%) && let ast::MacCallStmt { . style: ast::MacStmtStyle::Braces, . .. 64 ( 0.00%) } = **mac_callstmt . { 6 ( 0.00%) self.mac_stmt_spans.push(mac_callstmt.mac.span()); 306 ( 0.00%) => ???:::span (2x) . } 1,342 ( 0.00%) } . . fn check_mac_def(&mut self, cx: &EarlyContext<'_>, mac: &ast::MacroDef) { 18,508 ( 0.00%) fn check_ts(cx: &EarlyContext<'_>, ts: &TokenStream, macro_braces: &FxHashMap) { . for (i, current_token) in ts.iter().enumerate() { 38,912 ( 0.00%) if let TokenTree::Delimited(_, _, _, token_stream) = current_token { . // Peel extra braces and parenthesis in macros! 7,656 ( 0.00%) check_ts(cx, token_stream, macro_braces); 453,761 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/nonstandard_macro_braces.rs:::check_mac_def::check_ts'2 (464x) . } else . // |-TokenKind::Bang . // v . // println! { "Hi" } . // ^^^^^^^ . // | ^^^^^^^^ Brackets always come 1 token after TokenKind::Bang . // ident_token 31,256 ( 0.00%) if let TokenTree::Token( . Token { . kind: TokenKind::Ident(ident_token, _), . span: ident_span, . }, . _, . ) = current_token . && let Some(bang_token) = ts.get(i + 1) 6,001 ( 0.00%) && let Some(macro_args_token) = ts.get(i + 2) 20,760 ( 0.00%) && let TokenTree::Token( . Token { . kind: TokenKind::Bang, .. . }, . _, . ) = *bang_token 444 ( 0.00%) && let TokenTree::Delimited(delim_span, _, delim, _) = macro_args_token . // Span from ident_token to brackets (so, the full macro call) 1,110 ( 0.00%) && let snip_span = ident_span.with_hi(delim_span.close.hi()) 666 ( 0.00%) && let Some(snip) = snippet_opt(cx, snip_span) 40 ( 0.00%) && let Some(&braces) = macro_braces.get(ident_token.as_str()) 240 ( 0.00%) && let Some(old_open_brace) = match delim { . Delimiter::Brace => Some('{'), . Delimiter::Parenthesis => Some('('), . Delimiter::Bracket => Some('['), . Delimiter::Invisible(_) => None, . } 40 ( 0.00%) && old_open_brace != braces.0 . { . emit_help(cx, &snip, braces, snip_span, false); . } . } 21,152 ( 0.00%) } . 184 ( 0.00%) if mac.macro_rules { 460 ( 0.00%) check_ts(cx, &mac.body.tokens, &self.macro_braces.0); 231,128 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/nonstandard_macro_braces.rs:::check_mac_def::check_ts (47x) . } . } . } . . fn emit_help(cx: &EarlyContext<'_>, snip: &str, (open, close): (char, char), span: Span, add_semi: bool) { . let semi = if add_semi { ";" } else { "" }; . if let Some((macro_name, macro_args_str)) = snip.split_once('!') { . let mut macro_args = macro_args_str.trim().to_string(); -- line 144 ---------------------------------------- -- line 154 ---------------------------------------- . format!("{macro_name}!{open}{macro_args}{close}{semi}"), . Applicability::MachineApplicable, . ); . } . } . . fn macro_braces(conf: &[MacroMatcher]) -> (FxHashMap, usize) { . // TODO: Use `Symbol`s here, instead of strings. 38 ( 0.00%) let mut braces = FxHashMap::from_iter( 35,400 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/collections/hash/map.rs: as core::iter::traits::collect::FromIterator<(alloc::string::String, (char, char))>>::from_iter::<[(alloc::string::String, (char, char)); 13]> (19x) 1,083 ( 0.00%) [ . ("assert_matches", ('(', ')')), . ("cfg_select", ('{', '}')), . ("debug_assert_matches", ('(', ')')), . ("format", ('(', ')')), . ("format_args", ('(', ')')), . ("eprint", ('(', ')')), . ("eprintln", ('(', ')')), . ("print", ('(', ')')), -- line 171 ---------------------------------------- -- line 188 ---------------------------------------- . )] . #[expect(clippy::redundant_closure_for_method_calls, reason = "Clarity")] . let max_len = braces . .keys() . .map(|macro_name| macro_name.len()) . .max() . .expect("`braces` is non-empty"); . 76 ( 0.00%) (braces, max_len) . } 4,194 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/result.rs -------------------------------------------------------------------------------- Ir -- line 587 ---------------------------------------- . /// let x: Result = Err("Some error message"); . /// assert_eq!(x.is_ok(), false); . /// ``` . #[must_use = "if you intended to assert that this is ok, consider `.unwrap()` instead"] . #[rustc_const_stable(feature = "const_result_basics", since = "1.48.0")] . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . pub const fn is_ok(&self) -> bool { 94 ( 0.00%) matches!(*self, Ok(_)) . } . . /// Returns `true` if the result is [`Ok`] and the value inside of it matches a predicate. . /// . /// # Examples . /// . /// ``` . /// let x: Result = Ok(2); -- line 603 ---------------------------------------- -- line 618 ---------------------------------------- . #[stable(feature = "is_some_and", since = "1.70.0")] . #[rustc_const_unstable(feature = "const_result_trait_fn", issue = "144211")] . pub const fn is_ok_and(self, f: F) -> bool . where . F: [const] FnOnce(T) -> bool + [const] Destruct, . T: [const] Destruct, . E: [const] Destruct, . { 1,410 ( 0.00%) match self { . Err(_) => false, . Ok(x) => f(x), . } . } . . /// Returns `true` if the result is [`Err`]. . /// . /// # Examples -- line 634 ---------------------------------------- -- line 706 ---------------------------------------- . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_result_trait_fn", issue = "144211")] . #[rustc_diagnostic_item = "result_ok_method"] . pub const fn ok(self) -> Option . where . T: [const] Destruct, . E: [const] Destruct, . { 4,346 ( 0.00%) match self { 3,314 ( 0.00%) Ok(x) => Some(x), . Err(_) => None, . } . } . . /// Converts from `Result` to [`Option`]. . /// . /// Converts `self` into an [`Option`], consuming `self`, . /// and discarding the success value, if any. -- line 723 ---------------------------------------- -- line 828 ---------------------------------------- . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_result_trait_fn", issue = "144211")] . pub const fn map(self, op: F) -> Result . where . F: [const] FnOnce(T) -> U + [const] Destruct, . { 450 ( 0.00%) match self { 80 ( 0.00%) Ok(t) => Ok(op(t)), . Err(e) => Err(e), . } . } . . /// Returns the provided default (if [`Err`]), or . /// applies a function to the contained value (if [`Ok`]). . /// . /// Arguments passed to `map_or` are eagerly evaluated; if you are passing -- line 845 ---------------------------------------- -- line 957 ---------------------------------------- . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_result_trait_fn", issue = "144211")] . pub const fn map_err(self, op: O) -> Result . where . O: [const] FnOnce(E) -> F + [const] Destruct, . { 25,680 ( 0.00%) match self { 25,100 ( 0.00%) Ok(t) => Ok(t), . Err(e) => Err(op(e)), . } . } . . /// Calls a function with a reference to the contained value if [`Ok`]. . /// . /// Returns the original result. . /// -- line 974 ---------------------------------------- -- line 1174 ---------------------------------------- . /// [`std::error`](../../std/error/index.html) module docs. . #[inline] . #[track_caller] . #[stable(feature = "result_expect", since = "1.4.0")] . pub fn expect(self, msg: &str) -> T . where . E: fmt::Debug, . { 11,412 ( 0.00%) match self { . Ok(t) => t, . Err(e) => unwrap_failed(msg, &e), . } . } . . /// Returns the contained [`Ok`] value, consuming the `self` value. . /// . /// Because this function may panic, its use is generally discouraged. -- line 1190 ---------------------------------------- -- line 1222 ---------------------------------------- . /// ``` . #[inline(always)] . #[track_caller] . #[stable(feature = "rust1", since = "1.0.0")] . pub fn unwrap(self) -> T . where . E: fmt::Debug, . { 344 ( 0.00%) match self { 9 ( 0.00%) Ok(t) => t, . Err(e) => unwrap_failed("called `Result::unwrap()` on an `Err` value", &e), . } . } . . /// Returns the contained [`Ok`] value or a default . /// . /// Consumes the `self` argument then, if [`Ok`], returns the contained . /// value, otherwise if [`Err`], returns the default value for that -- line 1239 ---------------------------------------- -- line 1612 ---------------------------------------- . #[track_caller] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_result_trait_fn", issue = "144211")] . pub const fn unwrap_or_else(self, op: F) -> T . where . F: [const] FnOnce(E) -> T + [const] Destruct, . { . match self { 17,614 ( 0.00%) Ok(t) => t, . Err(e) => op(e), . } . } . . /// Returns the contained [`Ok`] value, consuming the `self` value, . /// without checking that the value is not an [`Err`]. . /// . /// # Safety -- line 1628 ---------------------------------------- -- line 1643 ---------------------------------------- . /// unsafe { x.unwrap_unchecked() }; // Undefined behavior! . /// ``` . #[inline] . #[track_caller] . #[stable(feature = "option_result_unwrap_unchecked", since = "1.58.0")] . #[rustc_const_unstable(feature = "const_result_unwrap_unchecked", issue = "148714")] . pub const unsafe fn unwrap_unchecked(self) -> T { . match self { 4 ( 0.00%) Ok(t) => t, . Err(e) => { . // FIXME(const-hack): to avoid E: const Destruct bound . super::mem::forget(e); . // SAFETY: the safety contract must be upheld by the caller. . unsafe { hint::unreachable_unchecked() } . } . } . } -- line 1659 ---------------------------------------- -- line 1714 ---------------------------------------- . #[rustc_allow_const_fn_unstable(const_precise_live_drops)] . pub const fn copied(self) -> Result . where . T: Copy, . { . // FIXME(const-hack): this implementation, which sidesteps using `Result::map` since it's not const . // ready yet, should be reverted when possible to avoid code repetition . match self { 9,486 ( 0.00%) Ok(&v) => Ok(v), . Err(e) => Err(e), . } . } . . /// Maps a `Result<&T, E>` to a `Result` by cloning the contents of the . /// `Ok` part. . /// . /// # Examples -- line 1730 ---------------------------------------- -- line 2169 ---------------------------------------- . . #[inline] . fn from_output(output: Self::Output) -> Self { . Ok(output) . } . . #[inline] . fn branch(self) -> ControlFlow { 26,433 ( 0.00%) match self { 12,375 ( 0.00%) Ok(v) => ControlFlow::Continue(v), . Err(e) => ControlFlow::Break(Err(e)), . } . } . } . . #[unstable(feature = "try_trait_v2", issue = "84277", old_name = "try_trait")] . #[rustc_const_unstable(feature = "const_try", issue = "74935")] . const impl> ops::FromResidual> -- line 2186 ---------------------------------------- 46,632 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/else_if_without_else.rs -------------------------------------------------------------------------------- Ir -- line 42 ---------------------------------------- . restriction, . "`if` expression with an `else if`, but without a final `else` branch" . } . . declare_lint_pass!(ElseIfWithoutElse => [ELSE_IF_WITHOUT_ELSE]); . . impl EarlyLintPass for ElseIfWithoutElse { . fn check_expr(&mut self, cx: &EarlyContext<'_>, item: &Expr) { 81,562 ( 0.00%) if let ExprKind::If(_, _, Some(ref els)) = item.kind 568 ( 0.00%) && let ExprKind::If(_, _, None) = els.kind . && !item.span.in_external_macro(cx.sess().source_map()) . { . #[expect(clippy::collapsible_span_lint_calls, reason = "rust-clippy#7797")] . span_lint_and_then( . cx, . ELSE_IF_WITHOUT_ELSE, . els.span, . "`if` expression with an `else if`, but without a final `else`", -- line 59 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/large_enum_variant.rs -------------------------------------------------------------------------------- Ir -- line 68 ---------------------------------------- . pub fn new(conf: &'static Conf) -> Self { . Self { . maximum_size_difference_allowed: conf.enum_variant_size_threshold, . } . } . } . . impl<'tcx> LateLintPass<'tcx> for LargeEnumVariant { 12,016 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &Item<'tcx>) { 3,076 ( 0.00%) if let ItemKind::Enum(ident, _, ref def) = item.kind 72 ( 0.00%) && let ty = cx.tcx.type_of(item.owner_id).instantiate_identity().skip_norm_wip() 36 ( 0.00%) && let ty::Adt(adt, subst) = ty.kind() 54 ( 0.00%) && adt.variants().len() > 1 90 ( 0.00%) && !item.span.in_external_macro(cx.tcx.sess.source_map()) . { 90 ( 0.00%) let variants_size = AdtVariantInfo::new(cx, *adt, subst); 918,531 ( 0.04%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:::new (15x) . 45 ( 0.00%) let mut difference = variants_size[0].size - variants_size[1].size; 30 ( 0.00%) if difference > self.maximum_size_difference_allowed { . let help_text = "consider boxing the large fields or introducing indirection in some other way to reduce the total size of the enum"; . span_lint_and_then( . cx, . LARGE_ENUM_VARIANT, . item.span, . "large size difference between variants", . |diag| { . diag.span_label( -- line 94 ---------------------------------------- -- line 150 ---------------------------------------- . return; . } . } . diag.span_help(def.variants[variants_size[0].ind].span, help_text); . }, . ); . } . } 12,016 ( 0.00%) } . } . . fn maybe_copy<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> bool { . if let ty::Adt(_def, args) = ty.kind() . && args.types().next().is_some() . && let Some(copy_trait) = cx.tcx.lang_items().copy_trait() . { . return cx.tcx.non_blanket_impls_for_ty(copy_trait, ty).next().is_some(); -- line 166 ---------------------------------------- 36 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/attr/version.rs -------------------------------------------------------------------------------- Ir . use std::fmt::{self, Display}; . use std::sync::OnceLock; . . use rustc_macros::{BlobDecodable, Encodable, StableHash, current_rustc_version}; . 598,196 ( 0.02%) #[derive(Encodable, BlobDecodable, Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)] . #[derive(StableHash)] . pub struct RustcVersion { . pub major: u16, . pub minor: u16, . pub patch: u16, . } . . impl RustcVersion { -- line 14 ---------------------------------------- 299,098 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/methods/should_implement_trait.rs -------------------------------------------------------------------------------- Ir -- line 5 ---------------------------------------- . use rustc_lint::LateContext; . use rustc_middle::ty::Ty; . use rustc_span::edition::Edition::{self, Edition2015, Edition2021}; . use rustc_span::{Symbol, kw}; . . use super::SHOULD_IMPLEMENT_TRAIT; . use super::lib::SelfKind; . 18,389 ( 0.00%) pub(super) fn check_impl_item<'tcx>( . cx: &LateContext<'tcx>, . impl_item: &'tcx ImplItem<'_>, . self_ty: Ty<'tcx>, . impl_implements_trait: bool, . first_arg_ty_opt: Option>, . sig: &FnSig<'_>, . ) { . // if this impl block implements a trait, lint in trait definition instead 5,549 ( 0.00%) if !impl_implements_trait && cx.effective_visibilities.is_exported(impl_item.owner_id.def_id) 3,108 ( 0.00%) => ???:::is_exported (59x) . // check missing trait implementations . && let Some(method_config) = TRAIT_METHODS.iter().find(|case| case.method_name == impl_item.ident.name) . && sig.decl.inputs.len() == method_config.param_count . && method_config.output_type.matches(&sig.decl.output) . // in case there is no first arg, since we already have checked the number of arguments . // it's should be always true . && first_arg_ty_opt . .is_none_or(|first_arg_ty| method_config.self_kind.matches(cx, self_ty, first_arg_ty)) -- line 30 ---------------------------------------- -- line 45 ---------------------------------------- . ), . None, . format!( . "consider implementing the trait `{}` or choosing a less ambiguous method name", . method_config.trait_name . ), . ); . } 21,016 ( 0.00%) } . . struct ShouldImplTraitCase { . trait_name: &'static str, . method_name: Symbol, . param_count: usize, . // implicit self kind expected (none, self, &self, ...) . self_kind: SelfKind, . // checks against the output type -- line 61 ---------------------------------------- 332 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs -------------------------------------------------------------------------------- Ir -- line 67 ---------------------------------------- . . #[derive(Default)] . pub struct SuspiciousOperationGroupings { . // Spans already linted. . linted_spans: FxHashSet, . } . . impl EarlyLintPass for SuspiciousOperationGroupings { 359,064 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 79,792 ( 0.00%) if expr.span.from_expansion() { . return; . } . 24,465 ( 0.00%) if let Some(binops) = extract_related_binops(&expr.kind) { . check_binops(cx, &binops.iter().collect::>(), &mut self.linted_spans); . . let mut op_types = Vec::with_capacity(binops.len()); . // We could use a hashmap, etc. to avoid being O(n*m) here, but . // we want the lints to be emitted in a consistent order. Besides, . // m, (the number of distinct `BinOpKind`s in `binops`) . // will often be small, and does have an upper limit. . binops.iter().map(|b| b.op).for_each(|op| { -- line 88 ---------------------------------------- -- line 92 ---------------------------------------- . }); . . for op_type in op_types { . let ops: Vec<_> = binops.iter().filter(|b| b.op == op_type).collect(); . . check_binops(cx, &ops, &mut self.linted_spans); . } . } 319,168 ( 0.01%) } . } . . fn check_binops(cx: &EarlyContext<'_>, binops: &[&BinaryOp<'_>], linted_spans: &mut FxHashSet) { . let binop_count = binops.len(); . if binop_count < 2 { . // Single binary operation expressions would likely be false . // positives. . return; -- line 108 ---------------------------------------- -- line 356 ---------------------------------------- . _ => { . return output; . }, . }; . } . } . . fn extract_related_binops(kind: &ExprKind) -> Option>> { 24,465 ( 0.00%) append_opt_vecs(chained_binops(kind), if_statement_binops(kind)) 206,899 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::if_statement_binops (8,155x) 179,410 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::append_opt_vecs:: (8,155x) . } . 57,932 ( 0.00%) fn if_statement_binops(kind: &ExprKind) -> Option>> { 57,847 ( 0.00%) match kind { 131 ( 0.00%) ExprKind::If(condition, _, _) => chained_binops(&condition.kind), 15 ( 0.00%) ExprKind::Paren(e) => if_statement_binops(&e.kind), . ExprKind::Block(block, _) => { 93 ( 0.00%) let mut output = None; 93 ( 0.00%) for stmt in &block.stmts { 644 ( 0.00%) match &stmt.kind { . StmtKind::Expr(e) | StmtKind::Semi(e) => { 1,694 ( 0.00%) output = append_opt_vecs(output, if_statement_binops(&e.kind)); 2,992 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::if_statement_binops'2 (121x) 2,662 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::append_opt_vecs:: (121x) . }, . _ => {}, . } . } 651 ( 0.00%) output . }, . _ => None, . } 66,032 ( 0.00%) } . 57,932 ( 0.00%) fn append_opt_vecs(target_opt: Option>, source_opt: Option>) -> Option> { 41,380 ( 0.00%) match (target_opt, source_opt) { . (Some(mut target), Some(source)) => { . target.reserve(source.len()); . for op in source { . target.push(op); . } . Some(target) . }, . (Some(v), None) | (None, Some(v)) => Some(v), 16,552 ( 0.00%) (None, None) => None, . } 66,208 ( 0.00%) } . . fn chained_binops(kind: &ExprKind) -> Option>> { 57,921 ( 0.00%) match kind { 542 ( 0.00%) ExprKind::Binary(_, left_outer, right_outer) => chained_binops_helper(left_outer, right_outer), 682 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::chained_binops_helper (22x) 117 ( 0.00%) ExprKind::Paren(e) | ExprKind::Unary(_, e) => chained_binops(&e.kind), 8,105 ( 0.00%) _ => None, . } . } . 720 ( 0.00%) fn chained_binops_helper<'expr>(left_outer: &'expr Expr, right_outer: &'expr Expr) -> Option>> { 516 ( 0.00%) match (&left_outer.kind, &right_outer.kind) { . ( . ExprKind::Paren(left_e) | ExprKind::Unary(_, left_e), . ExprKind::Paren(right_e) | ExprKind::Unary(_, right_e), . ) => chained_binops_helper(left_e, right_e), . (ExprKind::Paren(left_e) | ExprKind::Unary(_, left_e), _) => chained_binops_helper(left_e, right_outer), . (_, ExprKind::Paren(right_e) | ExprKind::Unary(_, right_e)) => chained_binops_helper(left_outer, right_e), . ( . ExprKind::Binary(Spanned { node: left_op, .. }, left_left, left_right), -- line 418 ---------------------------------------- -- line 436 ---------------------------------------- . right_ops.insert(0, BinaryOp::new(*left_op, left_outer.span, (left_left, left_right))); . Some(right_ops) . }, . (None, None) => Some(vec![ . BinaryOp::new(*left_op, left_outer.span, (left_left, left_right)), . BinaryOp::new(*right_op, right_outer.span, (right_left, right_right)), . ]), . }, 72 ( 0.00%) _ => None, . } 576 ( 0.00%) } . . #[derive(Clone, Copy, PartialEq, Eq, Default, Debug)] . struct IdentLocation { . index: usize, . } . . impl Add for IdentLocation { . type Output = IdentLocation; -- line 454 ---------------------------------------- 49,587 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/byte_char_slices.rs -------------------------------------------------------------------------------- Ir -- line 32 ---------------------------------------- . pub BYTE_CHAR_SLICES, . style, . "hard to read byte char slice" . } . . declare_lint_pass!(ByteCharSlice => [BYTE_CHAR_SLICES]); . . impl<'tcx> LateLintPass<'tcx> for ByteCharSlice { 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 88,800 ( 0.00%) if !expr.span.from_expansion() . && let Some((has_ref, slice)) = is_byte_char_slices(cx, expr) . { . span_lint_and_then( . cx, . BYTE_CHAR_SLICES, . expr.span, . "can be more succinctly written as a byte str", . |diag| { -- line 49 ---------------------------------------- -- line 64 ---------------------------------------- . if !has_ref && !cx.typeck_results().expr_ty_adjusted(expr).is_array_slice() { . sugg = sugg.deref(); . } . . diag.span_suggestion(expr.span, "try", sugg, app); . }, . ); . } 355,200 ( 0.01%) } . } . . /// Checks whether the slice is that of byte chars, and if so, builds a byte-string out of it . fn is_byte_char_slices<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> Option<(bool, Vec)> { 27,500 ( 0.00%) let (has_ref, expr) = if let ExprKind::AddrOf(BorrowKind::Ref, Mutability::Not, inner) = expr.kind { . (true, inner) 43,680 ( 0.00%) } else if let Some(parent) = get_parent_expr(cx, expr) // Already checked by the parent expr. 1,056,818 ( 0.04%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr (8,736x) 13,149 ( 0.00%) && let ExprKind::AddrOf(BorrowKind::Ref, Mutability::Not, _) = parent.kind . { . return None; . } else { . (false, expr) . }; . 17,863 ( 0.00%) if let ExprKind::Array(members) = expr.kind 16 ( 0.00%) && !members.is_empty() 7 ( 0.00%) && !span_contains_comment(cx, expr.span) 35 ( 0.00%) && !span_contains_cfg(cx, expr.span) 3,900 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::span_contains_cfg (7x) . { . return members . .iter() . .try_fold(Vec::new(), |mut acc, member| { 14 ( 0.00%) if let ExprKind::Lit(lit) = member.kind 14 ( 0.00%) && let LitKind::Byte(_) = lit.node . && expr.span.eq_ctxt(member.span) . { . acc.push(lit.span); . return Some(acc); . } . None . }) . .map(|s| (has_ref, s)); -- line 104 ---------------------------------------- 34,360 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/functions/renamed_function_params.rs -------------------------------------------------------------------------------- Ir -- line 4 ---------------------------------------- . use rustc_hir::{Impl, ImplItem, ImplItemKind, ItemKind, Node, TraitRef}; . use rustc_lint::LateContext; . use rustc_span::Span; . use rustc_span::symbol::{Ident, kw}; . use std::iter; . . use super::RENAMED_FUNCTION_PARAMS; . 21,357 ( 0.00%) pub(super) fn check_impl_item(cx: &LateContext<'_>, item: &ImplItem<'_>, ignored_traits: &DefIdSet) { 6,205 ( 0.00%) if !item.span.from_expansion() 3,154 ( 0.00%) && let ImplItemKind::Fn(_, body_id) = item.kind 3,420 ( 0.00%) && let parent_node = cx.tcx.parent_hir_node(item.hir_id()) 85,500 ( 0.00%) => ???:::parent_hir_node (684x) 2,052 ( 0.00%) && let Node::Item(parent_item) = parent_node 2,052 ( 0.00%) && let ItemKind::Impl(Impl { . of_trait: Some(of_trait), . .. 684 ( 0.00%) }) = &parent_item.kind . && let Some(did) = cx.tcx.trait_item_of(item.owner_id) 1,920 ( 0.00%) && !is_from_ignored_trait(&of_trait.trait_ref, ignored_traits) . { 3,840 ( 0.00%) let mut param_idents_iter = cx.tcx.hir_body_param_idents(body_id); 42,436 ( 0.00%) => ???:::hir_body_param_idents (640x) . let mut default_param_idents_iter = cx.tcx.fn_arg_idents(did).iter().copied(); . 640 ( 0.00%) let renames = RenamedFnArgs::new(&mut default_param_idents_iter, &mut param_idents_iter); 235,960 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/functions/renamed_function_params.rs:::new::>>, core::iter::adapters::map::Map, ::hir_body_param_idents::{closure#0}>> (640x) 640 ( 0.00%) if !renames.0.is_empty() { 412 ( 0.00%) let multi_span = renames.multi_span(); 11,465 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/renamed_function_params.rs:::multi_span (103x) 721 ( 0.00%) let plural = if renames.0.len() == 1 { "" } else { "s" }; 721 ( 0.00%) span_lint_and_then( 1,424,525 ( 0.06%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_utils::diagnostics::span_lint_and_then:: (103x) . cx, . RENAMED_FUNCTION_PARAMS, . multi_span, 309 ( 0.00%) format!("renamed function parameter{plural} of trait impl"), 515 ( 0.00%) |diag| { . diag.multipart_suggestion( . format!("consider using the default name{plural}"), . renames.0, . Applicability::Unspecified, . ); . }, . ); . } 537 ( 0.00%) } 10,203 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue::> (537x) 24,408 ( 0.00%) } . . struct RenamedFnArgs(Vec<(Span, String)>); . . impl RenamedFnArgs { . /// Comparing between an iterator of default names and one with current names, . /// then collect the ones that got renamed. 5,760 ( 0.00%) fn new(default_idents: &mut I1, current_idents: &mut I2) -> Self . where . I1: Iterator>, . I2: Iterator>, . { . let mut renamed: Vec<(Span, String)> = vec![]; . . debug_assert_eq!(default_idents.size_hint(), current_idents.size_hint()); . for (default_ident, current_ident) in iter::zip(default_idents, current_idents) { . let has_name_to_check = |ident: Option| { . ident . .filter(|ident| ident.name != kw::Underscore) . .filter(|ident| !ident.name.as_str().starts_with('_')) . }; . 2,516 ( 0.00%) if let Some(default_ident) = has_name_to_check(default_ident) . && let Some(current_ident) = has_name_to_check(current_ident) 1,132 ( 0.00%) && default_ident.name != current_ident.name . { . renamed.push((current_ident.span, default_ident.to_string())); . } . } . 4,480 ( 0.00%) Self(renamed) 5,120 ( 0.00%) } . 824 ( 0.00%) fn multi_span(&self) -> MultiSpan { . self.0 . .iter() . .map(|(span, _)| span) . .copied() . .collect::>() . .into() 618 ( 0.00%) } . } . . fn is_from_ignored_trait(of_trait: &TraitRef<'_>, ignored_traits: &DefIdSet) -> bool { . of_trait 640 ( 0.00%) .trait_def_id() 8,320 ( 0.00%) => ???:::trait_def_id (640x) . .is_some_and(|trait_did| ignored_traits.contains(&trait_did)) . } 4,568 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/pointers_in_nomem_asm_block.rs -------------------------------------------------------------------------------- Ir -- line 30 ---------------------------------------- . suspicious, . "pointers in nomem asm block" . } . . declare_lint_pass!(PointersInNomemAsmBlock => [POINTERS_IN_NOMEM_ASM_BLOCK]); . . impl<'tcx> LateLintPass<'tcx> for PointersInNomemAsmBlock { . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { 88,800 ( 0.00%) if let ExprKind::InlineAsm(asm) = &expr.kind { . check_asm(cx, asm); . } . } . } . . fn check_asm(cx: &LateContext<'_>, asm: &InlineAsm<'_>) { . if !asm.options.contains(InlineAsmOptions::NOMEM) { . return; -- line 46 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/ast.rs -------------------------------------------------------------------------------- Ir -- line 86 ---------------------------------------- . } . . /// A "Path" is essentially Rust's notion of a name. . /// . /// It's represented as a sequence of identifiers, . /// along with a bunch of supporting information. . /// . /// E.g., `std::cmp::PartialEq`. 6 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug, Walkable)] . pub struct Path { . pub span: Span, . /// The segments in the path: the things separated by `::`. . /// Global paths begin with `kw::PathRoot`. . pub segments: ThinVec, . } . . // Succeeds if the path has a single segment that is arg-free and matches the given symbol. . impl PartialEq for Path { . #[inline] . fn eq(&self, name: &Symbol) -> bool { 8 ( 0.00%) if let [segment] = self.segments.as_ref() . && segment == name . { . true . } else { . false . } . } . } -- line 114 ---------------------------------------- -- line 223 ---------------------------------------- . /// `Box` is used as a size optimization for the common case with no parameters. . pub args: Option>, . } . . // Succeeds if the path segment is arg-free and matches the given symbol. . impl PartialEq for PathSegment { . #[inline] . fn eq(&self, name: &Symbol) -> bool { 2 ( 0.00%) self.args.is_none() && self.ident.name == *name . } . } . . impl PathSegment { . pub fn from_ident(ident: Ident) -> Self { . PathSegment { ident, id: DUMMY_NODE_ID, args: None } . } . -- line 239 ---------------------------------------- -- line 247 ---------------------------------------- . None => self.ident.span, . } . } . } . . /// The generic arguments and associated item constraints of a path segment. . /// . /// E.g., `` as in `Foo` or `(A, B)` as in `Foo(A, B)`. 1,633 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug, Walkable)] . pub enum GenericArgs { . /// The `<'a, A, B, C>` in `foo::bar::baz::<'a, A, B, C>`. . AngleBracketed(AngleBracketedArgs), . /// The `(A, B)` and `C` in `Foo(A, B) -> C`. . Parenthesized(ParenthesizedArgs), . /// `(..)` in return type notation. . ParenthesizedElided(Span), . } -- line 263 ---------------------------------------- -- line 272 ---------------------------------------- . AngleBracketed(data) => data.span, . Parenthesized(data) => data.span, . ParenthesizedElided(span) => *span, . } . } . } . . /// Concrete argument in the sequence of generic args. 360 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug, Walkable)] . pub enum GenericArg { . /// `'a` in `Foo<'a>`. . Lifetime(#[visitable(extra = LifetimeCtxt::GenericArg)] Lifetime), . /// `Bar` in `Foo`. . Type(Box), . /// `1` in `Foo<1>`. . Const(AnonConst), . } -- line 288 ---------------------------------------- -- line 302 ---------------------------------------- . pub struct AngleBracketedArgs { . /// The overall span. . pub span: Span, . /// The comma separated parts in the `<...>`. . pub args: ThinVec, . } . . /// Either an argument for a generic parameter or a constraint on an associated item. 432 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug, Walkable)] 5,102 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/ast.rs:>::walk_ref (72x) . pub enum AngleBracketedArg { . /// A generic argument for a generic parameter. . Arg(GenericArg), . /// A constraint on an associated item. . Constraint(AssocItemConstraint), . } . . impl AngleBracketedArg { -- line 318 ---------------------------------------- -- line 393 ---------------------------------------- . Trait(PolyTraitRef), . Outlives(#[visitable(extra = LifetimeCtxt::Bound)] Lifetime), . /// Precise capturing syntax: `impl Sized + use<'a>` . Use(ThinVec, Span), . } . . impl GenericBound { . pub fn span(&self) -> Span { 12 ( 0.00%) match self { . GenericBound::Trait(t, ..) => t.span, . GenericBound::Outlives(l) => l.ident.span, . GenericBound::Use(_, span) => *span, . } . } . } . . pub type GenericBounds = ThinVec; -- line 409 ---------------------------------------- -- line 616 ---------------------------------------- . /// Distinguishes between `unsafe { ... }` and `{ ... }`. . pub rules: BlockCheckMode, . pub span: Span, . } . . /// A match pattern. . /// . /// Patterns appear in match statements and some other contexts, such as `let` and `if let`. 72,511 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug, Walkable)] . pub struct Pat { . pub id: NodeId, . pub kind: PatKind, . pub span: Span, . } . . impl Pat { . /// Attempt reparsing the pattern as a type. -- line 632 ---------------------------------------- -- line 712 ---------------------------------------- . while let PatKind::Ref(inner, _, _) = ¤t.kind { . current = inner; . } . current . } . . /// Is this a `..` pattern? . pub fn is_rest(&self) -> bool { 3,806 ( 0.00%) matches!(self.kind, PatKind::Rest) . } . . /// Whether this could be a never pattern, taking into account that a macro invocation can . /// return a never pattern. Used to inform errors during parsing. . pub fn could_be_never_pattern(&self) -> bool { . let mut could_be_never_pattern = false; . self.walk(&mut |pat| match &pat.kind { . PatKind::Never | PatKind::MacCall(_) => { -- line 728 ---------------------------------------- -- line 784 ---------------------------------------- . pub pat: Box, . pub is_shorthand: bool, . pub attrs: AttrVec, . pub id: NodeId, . pub span: Span, . pub is_placeholder: bool, . } . 282 ( 0.00%) #[derive(Clone, Copy, Debug, Eq, PartialEq)] . #[derive(Encodable, Decodable, StableHash, Walkable)] . pub enum ByRef { . Yes(Pinnedness, Mutability), . No, . } . . impl ByRef { . #[must_use] -- line 800 ---------------------------------------- -- line 807 ---------------------------------------- . } . . /// The mode of a binding (`mut`, `ref mut`, etc). . /// . /// Used for both the explicit binding annotations given in the HIR for a binding . /// and the final binding mode that we infer after type inference/match ergonomics. . /// `.0` is the by-reference mode (`ref`, `ref mut`, or by value), . /// `.1` is the mutability of the binding. 2 ( 0.00%) #[derive(Clone, Copy, Debug, Eq, PartialEq)] . #[derive(Encodable, Decodable, StableHash, Walkable)] . pub struct BindingMode(pub ByRef, pub Mutability); . . impl BindingMode { . pub const NONE: Self = Self(ByRef::No, Mutability::Not); . pub const REF: Self = Self(ByRef::Yes(Pinnedness::Not, Mutability::Not), Mutability::Not); . pub const REF_PIN: Self = . Self(ByRef::Yes(Pinnedness::Pinned, Mutability::Not), Mutability::Not); -- line 823 ---------------------------------------- -- line 863 ---------------------------------------- . DotDotDot, . /// `..=` . DotDotEq, . } . . /// All the different flavors of pattern that Rust recognizes. . // . // Adding a new variant? Please update `test_pat` in `tests/ui/macros/stringify.rs`. 35,186 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug, Walkable)] 1,736 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/visit.rs:>::walk_ref (56x) . pub enum PatKind { . /// A missing pattern, e.g. for an anonymous param in a bare fn like `fn f(u32)`. . Missing, . . /// Represents a wildcard pattern (`_`). . Wild, . . /// A `PatKind::Ident` may either be a new bound variable (`ref mut binding @ OPT_SUBPATTERN`), -- line 879 ---------------------------------------- -- line 957 ---------------------------------------- . /// `module::StructName { field, syntax error }` . Recovered(ErrorGuaranteed), . /// `module::StructName { field }` . None, . } . . /// The kind of borrow in an `AddrOf` expression, . /// e.g., `&place` or `&raw const place`. 4 ( 0.00%) #[derive(Clone, Copy, PartialEq, Eq, Debug)] . #[derive(Encodable, Decodable, StableHash, Walkable)] . pub enum BorrowKind { . /// A normal borrow, `&$expr` or `&mut $expr`. . /// The resulting type is either `&'a T` or `&'a mut T` . /// where `T = typeof($expr)` and `'a` is some lifetime. . Ref, . /// A raw borrow, `&raw const $expr` or `&raw mut $expr`. . /// The resulting type is either `*const T` or `*mut T` -- line 973 ---------------------------------------- -- line 974 ---------------------------------------- . /// where `T = typeof($expr)`. . Raw, . /// A pinned borrow, `&pin const $expr` or `&pin mut $expr`. . /// The resulting type is either `Pin<&'a T>` or `Pin<&'a mut T>` . /// where `T = typeof($expr)` and `'a` is some lifetime. . Pin, . } . 5,577 ( 0.00%) #[derive(Clone, Copy, Debug, PartialEq, Encodable, Decodable, StableHash, Walkable)] . pub enum BinOpKind { . /// The `+` operator (addition) . Add, . /// The `-` operator (subtraction) . Sub, . /// The `*` operator (multiplication) . Mul, . /// The `/` operator (division) -- line 990 ---------------------------------------- -- line 1017 ---------------------------------------- . Ge, . /// The `>` operator (greater than) . Gt, . } . . impl BinOpKind { . pub fn as_str(&self) -> &'static str { . use BinOpKind::*; 20 ( 0.00%) match self { . Add => "+", . Sub => "-", . Mul => "*", . Div => "/", . Rem => "%", . And => "&&", . Or => "||", . BitXor => "^", -- line 1033 ---------------------------------------- -- line 1070 ---------------------------------------- . Add | Sub | Mul | Div | Rem | And | Or | BitXor | BitAnd | BitOr | Shl | Shr => { . Fixity::Left . } . } . } . . pub fn is_comparison(self) -> bool { . use BinOpKind::*; 1,754 ( 0.00%) match self { . Eq | Ne | Lt | Le | Gt | Ge => true, . Add | Sub | Mul | Div | Rem | And | Or | BitXor | BitAnd | BitOr | Shl | Shr => false, . } . } . . /// Returns `true` if the binary operator takes its arguments by value. . pub fn is_by_value(self) -> bool { . !self.is_comparison() -- line 1086 ---------------------------------------- -- line 1089 ---------------------------------------- . . pub type BinOp = Spanned; . . // Sometimes `BinOpKind` and `AssignOpKind` need the same treatment. The . // operations covered by `AssignOpKind` are a subset of those covered by . // `BinOpKind`, so it makes sense to convert `AssignOpKind` to `BinOpKind`. . impl From for BinOpKind { . fn from(op: AssignOpKind) -> BinOpKind { 14 ( 0.00%) match op { . AssignOpKind::AddAssign => BinOpKind::Add, . AssignOpKind::SubAssign => BinOpKind::Sub, . AssignOpKind::MulAssign => BinOpKind::Mul, . AssignOpKind::DivAssign => BinOpKind::Div, . AssignOpKind::RemAssign => BinOpKind::Rem, . AssignOpKind::BitXorAssign => BinOpKind::BitXor, . AssignOpKind::BitAndAssign => BinOpKind::BitAnd, . AssignOpKind::BitOrAssign => BinOpKind::BitOr, . AssignOpKind::ShlAssign => BinOpKind::Shl, . AssignOpKind::ShrAssign => BinOpKind::Shr, . } . } . } . 1 ( 0.00%) #[derive(Clone, Copy, Debug, PartialEq, Encodable, Decodable, StableHash, Walkable)] . pub enum AssignOpKind { . /// The `+=` operator (addition) . AddAssign, . /// The `-=` operator (subtraction) . SubAssign, . /// The `*=` operator (multiplication) . MulAssign, . /// The `/=` operator (division) -- line 1120 ---------------------------------------- -- line 1156 ---------------------------------------- . } . } . . pub type AssignOp = Spanned; . . /// Unary operator. . /// . /// Note that `&data` is not an operator, it's an `AddrOf` expression. 145 ( 0.00%) #[derive(Clone, Copy, Debug, PartialEq, Encodable, Decodable, StableHash, Walkable)] . pub enum UnOp { . /// The `*` operator for dereferencing . Deref, . /// The `!` operator for logical inversion . Not, . /// The `-` operator for negation . Neg, . } -- line 1172 ---------------------------------------- -- line 1318 ---------------------------------------- . pub fn init(&self) -> Option<&Expr> { . match self { . Self::Decl => None, . Self::Init(i) | Self::InitElse(i, _) => Some(i), . } . } . . pub fn init_else_opt(&self) -> Option<(&Expr, Option<&Block>)> { 3,395 ( 0.00%) match self { . Self::Decl => None, 679 ( 0.00%) Self::Init(init) => Some((init, None)), . Self::InitElse(init, els) => Some((init, Some(els))), . } . } . } . . /// An arm of a 'match'. . /// . /// E.g., `0..=10 => { println!("match!") }` as in -- line 1336 ---------------------------------------- -- line 1388 ---------------------------------------- . /// explicit discriminant values for enum variants. . #[derive(Clone, Encodable, Decodable, Debug, Walkable)] . pub struct AnonConst { . pub id: NodeId, . pub value: Box, . } . . /// An expression. 1,825 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug)] . pub struct Expr { 73 ( 0.00%) pub id: NodeId, . pub kind: ExprKind, . pub span: Span, . pub attrs: AttrVec, . pub tokens: Option, . } . . impl Expr { . /// Check if this expression is potentially a trivial const arg, i.e., one that can _potentially_ -- line 1406 ---------------------------------------- -- line 1474 ---------------------------------------- . Parens::No, . ))), . _ => None, . } . } . . pub fn peel_parens(&self) -> &Expr { . let mut expr = self; 18 ( 0.00%) while let ExprKind::Paren(inner) = &expr.kind { . expr = inner; . } . expr . } . . pub fn peel_parens_and_refs(&self) -> &Expr { . let mut expr = self; . while let ExprKind::Paren(inner) | ExprKind::AddrOf(BorrowKind::Ref, _, inner) = &expr.kind -- line 1490 ---------------------------------------- -- line 1712 ---------------------------------------- . pub receiver: Box, . /// The arguments, e.g. `a, b, c`. . pub args: ThinVec>, . /// The span of the function, without the dot and receiver e.g. `foo::(a, b, c)`. . pub span: Span, . } . 208 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug, Walkable)] . pub enum StructRest { . /// `..x`. . Base(Box), . /// `..`. . Rest(Span), . /// No trailing `..` or expression. . None, . /// No trailing `..` or expression, and also, a parse error occurred inside the struct braces. . /// . /// This struct should be treated similarly to as if it had an `..` in it, . /// in particular rather than reporting missing fields, because the parse error . /// makes which fields the struct was intended to have not fully known. . NoneWithError(ErrorGuaranteed), . } . 4 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug, Walkable)] . pub struct StructExpr { . pub qself: Option>, 2 ( 0.00%) pub path: Path, 2 ( 0.00%) pub fields: ThinVec, . pub rest: StructRest, . } . . // Adding a new variant? Please update `test_expr` in `tests/ui/macros/stringify.rs`. 674 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug)] . pub enum ExprKind { . /// An array (e.g, `[a, b, c, d]`). . Array(ThinVec>), . /// Allow anonymous constants from an inline `const` block. . ConstBlock(AnonConst), . /// A function call. . /// . /// The first field resolves to the function itself, . /// and the second field is the list of arguments. . /// This also represents calling the constructor of . /// tuple-like ADTs such as tuple structs and enum variants. 5 ( 0.00%) Call(Box, ThinVec>), 209 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/boxed.rs: as core::clone::Clone>::clone (1x) . /// A method call (e.g., `x.foo::(a, b, c)`). . MethodCall(Box), . /// A tuple (e.g., `(a, b, c, d)`). . Tup(ThinVec>), . /// A binary operation (e.g., `a + b`, `a * b`). . Binary(BinOp, Box, Box), . /// A unary operation (e.g., `!x`, `*x`). . Unary(UnOp, Box), -- line 1765 ---------------------------------------- -- line 1829 ---------------------------------------- . /// An assignment (`a = foo()`). . /// The `Span` argument is the span of the `=` token. . Assign(Box, Box, Span), . /// An assignment with an operator. . /// . /// E.g., `a += 1`. . AssignOp(AssignOp, Box, Box), . /// Access of a named (e.g., `obj.foo`) or unnamed (e.g., `obj.0`) struct field. 40 ( 0.00%) Field(Box, Ident), 4,215 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/boxed.rs: as core::clone::Clone>::clone (17x) . /// An indexing operation (e.g., `foo[2]`). . /// The span represents the span of the `[2]`, including brackets. 21 ( 0.00%) Index(Box, Box, Span), 1,287 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/boxed.rs: as core::clone::Clone>::clone (6x) . /// A range (e.g., `1..2`, `1..`, `..2`, `1..=2`, `..=2`; and `..` in destructuring assignment). . Range(Option>, Option>, RangeLimits), . /// An underscore, used in destructuring assignment to ignore a value. . Underscore, . . /// Variable reference, possibly containing `::` and/or type . /// parameters (e.g., `foo::bar::`). . /// . /// Optionally "qualified" (e.g., ` as SomeTrait>::SomeType`). 44 ( 0.00%) Path(Option>, Path), . . /// A referencing operation (`&a`, `&mut a`, `&raw const a` or `&raw mut a`). . AddrOf(BorrowKind, Mutability, Box), . /// A `break`, with an optional label to break, and an optional expression. . Break(Option for &F -- line 258 ---------------------------------------- -- line 266 ---------------------------------------- . . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_trait_impl", issue = "143874")] . const impl FnMut for &F . where . F: [const] Fn, . { . extern "rust-call" fn call_mut(&mut self, args: A) -> F::Output { 24 ( 0.00%) (**self).call(args) 28,629 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ifs/same_functions_in_if_cond.rs:clippy_lints::ifs::same_functions_in_if_cond::check::{closure#0} (6x) . } . } . . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_trait_impl", issue = "143874")] . const impl FnOnce for &F . where . F: [const] Fn, -- line 282 ---------------------------------------- -- line 289 ---------------------------------------- . } . . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_trait_impl", issue = "143874")] . const impl FnMut for &mut F . where . F: [const] FnMut, . { 22,267 ( 0.00%) extern "rust-call" fn call_mut(&mut self, args: A) -> F::Output { 3,703 ( 0.00%) (*self).call_mut(args) 27,750 ( 0.00%) } . } . . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_trait_impl", issue = "143874")] . const impl FnOnce for &mut F . where . F: [const] FnMut, . { . type Output = F::Output; . extern "rust-call" fn call_once(self, args: A) -> F::Output { 7,385 ( 0.00%) (*self).call_mut(args) 26,576 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::tokenize_with_text::{closure#0} (812x) . } . } . } 90 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/string_patterns.rs -------------------------------------------------------------------------------- Ir -- line 108 ---------------------------------------- . (sym::rmatch_indices, 0), . (sym::trim_start_matches, 0), . (sym::trim_end_matches, 0), . (sym::replace, 0), . (sym::replacen, 0), . ]; . . fn check_single_char_pattern_lint(cx: &LateContext<'_>, arg: &Expr<'_>) { 3 ( 0.00%) let mut applicability = Applicability::MachineApplicable; 7 ( 0.00%) if let Some(hint) = str_literal_to_char_literal(cx, arg, &mut applicability, true) { 23 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::str_literal_to_char_literal::<&rustc_lint::context::LateContext> (1x) . span_lint_and_sugg( . cx, . SINGLE_CHAR_PATTERN, . arg.span, . "single-character string constant used as pattern", . "consider using a `char`", . hint, . applicability, -- line 125 ---------------------------------------- -- line 134 ---------------------------------------- . { . Some(expr.span) . } else { . None . } . } . . fn check_manual_pattern_char_comparison(cx: &LateContext<'_>, method_arg: &Expr<'_>, msrv: Msrv) { 2 ( 0.00%) if let ExprKind::Closure(closure) = method_arg.kind . && let body = cx.tcx.hir_body(closure.body) . && let Some(PatKind::Binding(_, binding, ..)) = body.params.first().map(|p| p.pat.kind) . { . let mut set_char_spans: Vec = Vec::new(); . . // We want to retrieve all the comparisons done. . // They are ordered in a nested way and so we need to traverse the AST to collect them all. . if for_each_expr(cx.tcx, body.value, |sub_expr| -> ControlFlow<(), Descend> { -- line 150 ---------------------------------------- -- line 222 ---------------------------------------- . ); . } . }, . ); . } . } . . impl<'tcx> LateLintPass<'tcx> for StringPatterns { 266,400 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 124,311 ( 0.00%) if !expr.span.from_expansion() 3,988 ( 0.00%) && let ExprKind::MethodCall(method, receiver, args, _) = expr.kind 997 ( 0.00%) && let method_name = method.ident.name 2 ( 0.00%) && let Some(&(_, pos)) = PATTERN_METHODS . .iter() . .find(|(array_method_name, _)| *array_method_name == method_name) . && let Some(arg) = args.get(pos) 6 ( 0.00%) && let ty::Ref(_, ty, _) = cx.typeck_results().expr_ty_adjusted(receiver).kind() 106 ( 0.00%) => ???:::expr_ty_adjusted (2x) 6 ( 0.00%) && ty.is_str() . { . check_single_char_pattern_lint(cx, arg); . 1 ( 0.00%) check_manual_pattern_char_comparison(cx, arg, self.msrv); . } 266,400 ( 0.01%) } . } 17,783 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/functions/result.rs -------------------------------------------------------------------------------- Ir -- line 10 ---------------------------------------- . use clippy_utils::diagnostics::{span_lint_and_help, span_lint_and_then}; . use clippy_utils::ty::{AdtVariantInfo, approx_ty_size}; . use clippy_utils::{is_no_std_crate, trait_ref_of_method}; . . use super::{RESULT_LARGE_ERR, RESULT_UNIT_ERR}; . . /// The type of the `Err`-variant in a `std::result::Result` returned by the . /// given `FnDecl` 30,976 ( 0.00%) fn result_err_ty<'tcx>( . cx: &LateContext<'tcx>, . decl: &hir::FnDecl<'tcx>, . id: hir::def_id::LocalDefId, . item_span: Span, . ) -> Option<(&'tcx hir::Ty<'tcx>, Ty<'tcx>)> { 11,264 ( 0.00%) if !item_span.in_external_macro(cx.sess().source_map()) . && let hir::FnRetTy::Return(hir_ty) = decl.output . { . let mut ty = cx . .tcx 13,980 ( 0.00%) .instantiate_bound_regions_with_erased(cx.tcx.fn_sig(id).instantiate_identity().skip_norm_wip().output()); 86,340 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:::instantiate_bound_regions_with_erased:: (2,796x) . . // for async functions, peel through `impl Future` to get `T` 13,980 ( 0.00%) if cx.tcx.ty_is_opaque_future(ty) 50,360 ( 0.00%) => ???:::ty_is_opaque_future (2,796x) . && let Some(future_output_ty) = cx.tcx.get_impl_future_output_ty(ty) . { . ty = future_output_ty; . } . 5,592 ( 0.00%) if let ty::Adt(adt_def, args) = ty.kind() 16,542 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::Result, adt_def.did()) 277,780 ( 0.01%) => ???:::is_diagnostic_item (2,757x) . { 2,616 ( 0.00%) let err_ty = args.type_at(1); . return Some((hir_ty, err_ty)); . } . } . None 25,344 ( 0.00%) } . 13,518 ( 0.00%) pub(super) fn check_item<'tcx>( . cx: &LateContext<'tcx>, . item: &hir::Item<'tcx>, . large_err_threshold: u64, . large_err_ignored: &DefIdSet, . msrv: Msrv, . ) { 3,004 ( 0.00%) if let hir::ItemKind::Fn { ref sig, .. } = item.kind 264 ( 0.00%) && let Some((hir_ty, err_ty)) = result_err_ty(cx, sig.decl, item.owner_id.def_id, item.span) 143,528 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::result_err_ty (22x) . { 50 ( 0.00%) if cx.effective_visibilities.is_exported(item.owner_id.def_id) { 480 ( 0.00%) => ???:::is_exported (10x) . let fn_header_span = item.span.with_hi(sig.decl.output.span().hi()); . check_result_unit_err(cx, err_ty, fn_header_span, msrv); . } 70 ( 0.00%) check_result_large_err(cx, err_ty, hir_ty.span, large_err_threshold, large_err_ignored, false); 93,914 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_result_large_err (10x) . } 12,016 ( 0.00%) } . 27,459 ( 0.00%) pub(super) fn check_impl_item<'tcx>( . cx: &LateContext<'tcx>, . item: &hir::ImplItem<'tcx>, . large_err_threshold: u64, . large_err_ignored: &DefIdSet, . msrv: Msrv, . ) { . // Don't lint if method is a trait's implementation, we can't do anything about those 6,102 ( 0.00%) if let hir::ImplItemKind::Fn(ref sig, _) = item.kind 31,752 ( 0.00%) && let Some((hir_ty, err_ty)) = result_err_ty(cx, sig.decl, item.owner_id.def_id, item.span) 1,309,248 ( 0.05%) => site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::result_err_ty (2,646x) 9,896 ( 0.00%) && trait_ref_of_method(cx, item.owner_id).is_none() 376,702 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::trait_ref_of_method (2,474x) . { 35 ( 0.00%) if cx.effective_visibilities.is_exported(item.owner_id.def_id) { 324 ( 0.00%) => ???:::is_exported (7x) . let fn_header_span = item.span.with_hi(sig.decl.output.span().hi()); . check_result_unit_err(cx, err_ty, fn_header_span, msrv); . } 49 ( 0.00%) check_result_large_err(cx, err_ty, hir_ty.span, large_err_threshold, large_err_ignored, false); 49,859 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_result_large_err (7x) . } 24,408 ( 0.00%) } . 1,830 ( 0.00%) pub(super) fn check_trait_item<'tcx>( . cx: &LateContext<'tcx>, . item: &hir::TraitItem<'tcx>, . large_err_threshold: u64, . large_err_ignored: &DefIdSet, . msrv: Msrv, . ) { 366 ( 0.00%) if let hir::TraitItemKind::Fn(ref sig, _) = item.kind { 296 ( 0.00%) let fn_header_span = item.span.with_hi(sig.decl.output.span().hi()); 1,628 ( 0.00%) if let Some((hir_ty, err_ty)) = result_err_ty(cx, sig.decl, item.owner_id.def_id, item.span) { 56,001 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::result_err_ty (148x) 660 ( 0.00%) if cx.effective_visibilities.is_exported(item.owner_id.def_id) { 7,524 ( 0.00%) => ???:::is_exported (132x) 1 ( 0.00%) check_result_unit_err(cx, err_ty, fn_header_span, msrv); . } 924 ( 0.00%) check_result_large_err(cx, err_ty, hir_ty.span, large_err_threshold, large_err_ignored, false); 1,073,221 ( 0.04%) => site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_result_large_err (132x) . } . } 1,464 ( 0.00%) } . . fn check_result_unit_err(cx: &LateContext<'_>, err_ty: Ty<'_>, fn_header_span: Span, msrv: Msrv) { 4 ( 0.00%) if err_ty.is_unit() && (!is_no_std_crate(cx) || msrv.meets(cx, msrvs::ERROR_IN_CORE)) { 662 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_no_std_crate (1x) . span_lint_and_help( . cx, . RESULT_UNIT_ERR, . fn_header_span, . "this returns a `Result<_, ()>`", 2 ( 0.00%) None, . "use a custom `Error` type instead", . ); . } . } . 1,812 ( 0.00%) fn check_result_large_err<'tcx>( . cx: &LateContext<'tcx>, . err_ty: Ty<'tcx>, . hir_ty_span: Span, . large_err_threshold: u64, . large_err_ignored: &DefIdSet, . is_closure: bool, . ) { 302 ( 0.00%) if let ty::Adt(adt, _) = err_ty.kind() 2 ( 0.00%) && large_err_ignored.contains(&adt.did()) . { . return; . } . 1,508 ( 0.00%) let subject = if is_closure { "closure" } else { "function" }; . if let ty::Adt(adt, subst) = err_ty.kind() . && let Some(local_def_id) = adt.did().as_local() . && let hir::Node::Item(item) = cx.tcx.hir_node_by_def_id(local_def_id) . && let hir::ItemKind::Enum(_, _, ref def) = item.kind . { . let variants_size = AdtVariantInfo::new(cx, *adt, subst); . if let Some((first_variant, variants)) = variants_size.split_first() . && first_variant.size >= large_err_threshold -- line 139 ---------------------------------------- -- line 162 ---------------------------------------- . } . } . . diag.help(format!("try reducing the size of `{err_ty}`, for example by boxing large elements or replacing it with `Box<{err_ty}>`")); . }, . ); . } . } else { 453 ( 0.00%) let ty_size = approx_ty_size(cx, err_ty); 1,211,887 ( 0.05%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::approx_ty_size (151x) 302 ( 0.00%) if ty_size >= large_err_threshold { . span_lint_and_then( . cx, . RESULT_LARGE_ERR, . hir_ty_span, . format!("the `Err`-variant returned from this {subject} is very large"), . |diag: &mut Diag<'_, ()>| { . diag.span_label(hir_ty_span, format!("the `Err`-variant is at least {ty_size} bytes")); . diag.help(format!("try reducing the size of `{err_ty}`, for example by boxing large elements or replacing it with `Box<{err_ty}>`")); . }, . ); . } . } 1,208 ( 0.00%) } . 310,800 ( 0.01%) pub(super) fn check_expr<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx hir::Expr<'tcx>, . large_err_threshold: u64, . large_err_ignored: &DefIdSet, . ) { 88,800 ( 0.00%) if let hir::ExprKind::Closure(closure) = expr.kind 42 ( 0.00%) && let ty::Closure(_, args) = cx.typeck_results().expr_ty(expr).kind() 576 ( 0.00%) => ???:::expr_ty (14x) 14 ( 0.00%) && let closure_sig = args.as_closure().sig() . && let Ok(err_binder) = closure_sig.output().try_map_bound(|output_ty| { 28 ( 0.00%) if let ty::Adt(adt, args) = output_ty.kind() 15 ( 0.00%) && let [_, err_arg] = args.as_slice() 2 ( 0.00%) && let Some(err_ty) = err_arg.as_type() 8 ( 0.00%) && adt.is_diag_item(cx, sym::Result) . { . return Ok(err_ty); . } . . Err(()) . }) . { 6 ( 0.00%) let err_ty = cx.tcx.instantiate_bound_regions_with_erased(err_binder); 54 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:::instantiate_bound_regions_with_erased:: (2x) 6 ( 0.00%) let hir_ty_span = match closure.fn_decl.output { . hir::FnRetTy::Return(hir_ty) => hir_ty.span, 2 ( 0.00%) hir::FnRetTy::DefaultReturn(_) => expr.span, . }; 26 ( 0.00%) check_result_large_err(cx, err_ty, hir_ty_span, large_err_threshold, large_err_ignored, true); 494 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_result_large_err (2x) . } 355,184 ( 0.01%) } 13,644 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs -------------------------------------------------------------------------------- Ir -- line 47 ---------------------------------------- . cx.typeck_results . .filter(|results| results.hir_owner == hir_ty.hir_id.owner) . .and_then(|results| results.node_type_opt(hir_ty.hir_id)) . .unwrap_or_else(|| lower_ty(cx.tcx, hir_ty)) . } . . /// Checks if the given type implements copy. . pub fn is_copy<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> bool { 84 ( 0.00%) cx.type_is_copy_modulo_regions(ty) 73 ( 0.00%) => ???:::type_is_copy_modulo_regions (1x) . } . . /// This checks whether a given type is known to implement Debug. . pub fn has_debug_impl<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> bool { . cx.tcx . .get_diagnostic_item(sym::Debug) . .is_some_and(|debug| implements_trait(cx, ty, debug, &[])) . } -- line 63 ---------------------------------------- -- line 73 ---------------------------------------- . .all_fields() . .any(|f| !is_copy(cx, f.ty(cx.tcx, subs).skip_norm_wip())), . _ => true, . } . } . . /// Walks into `ty` and returns `true` if any inner type is an instance of the given adt . /// constructor. 276 ( 0.00%) pub fn contains_adt_constructor<'tcx>(ty: Ty<'tcx>, adt: AdtDef<'tcx>) -> bool { 92 ( 0.00%) ty.walk().any(|inner| match inner.kind() { 322 ( 0.00%) => ???:::walk (46x) . GenericArgKind::Type(inner_ty) => inner_ty.ty_adt_def() == Some(adt), . GenericArgKind::Lifetime(_) | GenericArgKind::Const(_) => false, . }) 184 ( 0.00%) } . . /// Walks into `ty` and returns `true` if any inner type is an instance of the given type, or adt . /// constructor of the same type. . /// . /// This method also recurses into opaque type predicates, so call it with `impl Trait` and `U` . /// will also return `true`. . pub fn contains_ty_adt_constructor_opaque<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>, needle: Ty<'tcx>) -> bool { . fn contains_ty_adt_constructor_opaque_inner<'tcx>( -- line 94 ---------------------------------------- -- line 180 ---------------------------------------- . pub fn should_call_clone_as_function(cx: &LateContext<'_>, ty: Ty<'_>) -> bool { . matches!( . ty.opt_diag_name(cx), . Some(sym::Arc | sym::ArcWeak | sym::Rc | sym::RcWeak) . ) . } . . /// If `ty` is known to have a `iter` or `iter_mut` method, returns a symbol representing the type. 5 ( 0.00%) pub fn has_iter_method(cx: &LateContext<'_>, probably_ref_ty: Ty<'_>) -> Option { . // FIXME: instead of this hard-coded list, we should check if `::iter` . // exists and has the desired signature. Unfortunately FnCtxt is not exported . // so we can't use its `lookup_method` method. . let into_iter_collections: &[Symbol] = &[ . sym::Vec, . sym::Option, . sym::Result, . sym::BTreeMap, -- line 196 ---------------------------------------- -- line 201 ---------------------------------------- . sym::HashSet, . sym::HashMap, . sym::PathBuf, . sym::Path, . sym::MpscReceiver, . sym::MpmcReceiver, . ]; . 2 ( 0.00%) let ty_to_check = match probably_ref_ty.kind() { . ty::Ref(_, ty_to_check, _) => *ty_to_check, . _ => probably_ref_ty, . }; . 7 ( 0.00%) let def_id = match ty_to_check.kind() { . ty::Array(..) => return Some(sym::array), . ty::Slice(..) => return Some(sym::slice), 1 ( 0.00%) ty::Adt(adt, _) => adt.did(), . _ => return None, . }; . . for &name in into_iter_collections { 7 ( 0.00%) if cx.tcx.is_diagnostic_item(name, def_id) { 103 ( 0.00%) => ???:::is_diagnostic_item (1x) . return Some(cx.tcx.item_name(def_id)); . } . } . None 7 ( 0.00%) } . . /// Checks whether a type implements a trait. . /// The function returns false in case the type contains an inference variable. . /// . /// See [Common tools for writing lints] for an example how to use this function and other options. . /// . /// [Common tools for writing lints]: https://github.com/rust-lang/rust-clippy/blob/master/book/src/development/common_tools_writing_lints.md#checking-if-a-type-implements-a-specific-trait 5,681 ( 0.00%) pub fn implements_trait<'tcx>( . cx: &LateContext<'tcx>, . ty: Ty<'tcx>, . trait_id: DefId, . args: &[GenericArg<'tcx>], . ) -> bool { . implements_trait_with_env_from_iter( 874 ( 0.00%) cx.tcx, 437 ( 0.00%) cx.typing_env(), 12,687 ( 0.00%) => ???:::typing_env (437x) . ty, . trait_id, . None, . args.iter().map(|&x| Some(x)), . ) 3,496 ( 0.00%) } . . /// Same as `implements_trait` but allows using a `ParamEnv` different from the lint context. . /// . /// The `callee_id` argument is used to determine whether this is a function call in a `const fn` . /// environment, used for checking const traits. 231 ( 0.00%) pub fn implements_trait_with_env<'tcx>( . tcx: TyCtxt<'tcx>, . typing_env: ty::TypingEnv<'tcx>, . ty: Ty<'tcx>, . trait_id: DefId, . callee_id: Option, . args: &[GenericArg<'tcx>], . ) -> bool { . implements_trait_with_env_from_iter(tcx, typing_env, ty, trait_id, callee_id, args.iter().map(|&x| Some(x))) 264 ( 0.00%) } . . /// Same as `implements_trait_from_env` but takes the arguments as an iterator. . pub fn implements_trait_with_env_from_iter<'tcx>( . tcx: TyCtxt<'tcx>, . typing_env: ty::TypingEnv<'tcx>, . ty: Ty<'tcx>, . trait_id: DefId, . callee_id: Option, . args: impl IntoIterator>>>, . ) -> bool { . // Clippy shouldn't have infer types 470 ( 0.00%) assert!(!ty.has_infer()); . . // If a `callee_id` is passed, then we assert that it is a body owner . // through calling `body_owner_kind`, which would panic if the callee . // does not have a body. 66 ( 0.00%) if let Some(callee_id) = callee_id { 84 ( 0.00%) let _ = tcx.hir_body_owner_kind(callee_id); 2,770 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/hir/map.rs:::hir_body_owner_kind:: (28x) . } . . let ty = tcx.erase_and_anonymize_regions(ty); 470 ( 0.00%) if ty.has_escaping_bound_vars() { . return false; . } . 3,356 ( 0.00%) let (infcx, param_env) = tcx.infer_ctxt().build_with_typing_env(typing_env); 4,125 ( 0.00%) => ???:0x0000000000173dc0 (33x) 3,696 ( 0.00%) => ???:::build_with_typing_env (33x) . let args = args . .into_iter() . .map(|arg| arg.into().unwrap_or_else(|| infcx.next_ty_var(DUMMY_SP).into())) . .collect::>(); . . let trait_ref = TraitRef::new(tcx, trait_id, [GenericArg::from(ty)].into_iter().chain(args)); . . debug_assert_matches!( . tcx.def_kind(trait_id), . DefKind::Trait | DefKind::TraitAlias, . "`DefId` must belong to a trait or trait alias" . ); . #[cfg(debug_assertions)] . assert_generic_args_match(tcx, trait_id, trait_ref.args); . 4,197 ( 0.00%) let obligation = Obligation { . cause: ObligationCause::dummy(), . param_env, . recursion_depth: 0, . predicate: trait_ref.upcast(tcx), . }; . infcx 470 ( 0.00%) .evaluate_obligation(&obligation) 1,402,943 ( 0.06%) => ???:::evaluate_obligation (33x) . .is_ok_and(EvaluationResult::must_apply_modulo_regions) 470 ( 0.00%) } 8,250 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (33x) . . /// Checks whether this type implements `Drop`. . pub fn has_drop<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> bool { . match ty.ty_adt_def() { . Some(def) => def.has_dtor(cx.tcx), . None => false, . } . } . . /// Returns whether the `ty` has `#[must_use]` attribute, or acts like it does according to the . /// compiler determination. For example, if `ty` is a `Result`/`ControlFlow` whose `Err`/`Break` . /// payload is an uninhabited type, the `Ok`/`Continue` payload type will be used instead. . /// . /// The [`MustUsePath`] can be used to describe the type through [`describe_must_use_type`]. 1,056 ( 0.00%) pub fn opt_must_use_path<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> Option { . // `is_ty_must_use` requires an expression, whose `hir_id` will be used to determine whether . // certain types are visibly uninhabited from the module containing the expression. . // `cx.last_node_with_lint_attrs` is initialized to the crate/module `hir_id` when linting . // a new crate/module. If it is overriden, it is with an `hir_id` pertaining to the same . // create/module. We can use this in a dummy expression instead of asking all callers . // to provide a local `hir_id` which would not add more information. 2,112 ( 0.00%) let dummy_expr = Expr { 352 ( 0.00%) hir_id: cx.last_node_with_lint_attrs, . span: DUMMY_SP, . kind: ExprKind::Ret(None), . }; 1,056 ( 0.00%) match is_ty_must_use(cx, ty, &dummy_expr) { 1,552,387 ( 0.06%) => ???:rustc_lint::unused::must_use::is_ty_must_use (352x) 4 ( 0.00%) IsTyMustUse::Yes(path) => Some(path), 351 ( 0.00%) _ => None, . } 1,408 ( 0.00%) } . . /// Describe a [`MustUsePath`] returned by [`opt_must_use_path`]. . pub fn describe_must_use_type(cx: &LateContext<'_>, path: &MustUsePath) -> String { . describe_must_use_type_inner(cx, path, "", "", 1) . } . . // This is a rip-off from the compiler's `rustc_lint/src/unused/must_use.rs` . fn describe_must_use_type_inner( -- line 354 ---------------------------------------- -- line 449 ---------------------------------------- . ty::Array(inner_type, _) | ty::Slice(inner_type) => is_recursively_primitive_type(inner_type), . ty::Tuple(inner_types) => inner_types.iter().all(is_recursively_primitive_type), . _ => false, . } . } . . /// Return `true` if the passed `typ` is `isize` or `usize`. . pub fn is_isize_or_usize(typ: Ty<'_>) -> bool { 5,132 ( 0.00%) matches!(typ.kind(), ty::Int(IntTy::Isize) | ty::Uint(UintTy::Usize)) . } . . /// Checks if the drop order for a type matters. . /// . /// Some std types implement drop solely to deallocate memory. For these types, and composites . /// containing them, changing the drop order won't result in any observable side effects. 10 ( 0.00%) pub fn needs_ordered_drop<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> bool { 60 ( 0.00%) fn needs_ordered_drop_inner<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>, seen: &mut FxHashSet>) -> bool { 12 ( 0.00%) if !seen.insert(ty) { . return false; . } 39 ( 0.00%) if !ty.has_significant_drop(cx.tcx, cx.typing_env()) { 150 ( 0.00%) => ???:::typing_env (5x) . false . } . // Check for std types which implement drop, but only for memory allocation. 1 ( 0.00%) else if ty.is_lang_item(cx, LangItem::OwnedBox) 8 ( 0.00%) || matches!( . ty.opt_diag_name(cx), . Some(sym::HashSet | sym::Rc | sym::Arc | sym::cstring_type | sym::RcWeak | sym::ArcWeak) . ) . { . // Check all of the generic arguments. . if let ty::Adt(_, subs) = ty.kind() { . subs.types().any(|ty| needs_ordered_drop_inner(cx, ty, seen)) . } else { . true . } 8 ( 0.00%) } else if !cx . .tcx 8 ( 0.00%) .lang_items() 120 ( 0.00%) => ???:::lang_items (3x) . .drop_trait() 28 ( 0.00%) .is_some_and(|id| implements_trait(cx, ty, id, &[])) 190,205 ( 0.01%) => site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::implements_trait (3x) . { . // This type doesn't implement drop, so no side effects here. . // Check if any component type has any. 24 ( 0.00%) match ty.kind() { . ty::Tuple(fields) => fields.iter().any(|ty| needs_ordered_drop_inner(cx, ty, seen)), . ty::Array(ty, _) => needs_ordered_drop_inner(cx, *ty, seen), 1 ( 0.00%) ty::Adt(adt, subs) => adt . .all_fields() 4 ( 0.00%) .map(|f| f.ty(cx.tcx, subs).skip_norm_wip()) 106 ( 0.00%) => ???:::ty (1x) 3 ( 0.00%) .any(|ty| needs_ordered_drop_inner(cx, ty, seen)), 33,403 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::needs_ordered_drop::needs_ordered_drop_inner'2 (1x) . _ => true, . } . } else { . true . } 48 ( 0.00%) } . 5 ( 0.00%) needs_ordered_drop_inner(cx, ty, &mut FxHashSet::default()) 532,137 ( 0.02%) => site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::needs_ordered_drop::needs_ordered_drop_inner (5x) 15 ( 0.00%) } . . /// Returns `true` if `ty` denotes an `unsafe fn`. . pub fn is_unsafe_fn<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> bool { . ty.is_fn() && ty.fn_sig(cx.tcx).safety().is_unsafe() . } . . /// Peels off all references on the type. Returns the underlying type, the number of references . /// removed, and, if there were any such references, whether the pointer is ultimately mutable or . /// not. 116 ( 0.00%) pub fn peel_and_count_ty_refs(mut ty: Ty<'_>) -> (Ty<'_>, usize, Option) { . let mut count = 0; . let mut mutbl = None; 272 ( 0.00%) while let ty::Ref(_, dest_ty, m) = ty.kind() { 20 ( 0.00%) ty = *dest_ty; 20 ( 0.00%) count += 1; . mutbl.replace(mutbl.map_or(*m, |mutbl: Mutability| mutbl.min(*m))); . } 348 ( 0.00%) (ty, count, mutbl) 116 ( 0.00%) } . . /// Peels off `n` references on the type. Returns the underlying type and, if any references . /// were removed, whether the pointer is ultimately mutable or not. . pub fn peel_n_ty_refs(mut ty: Ty<'_>, n: usize) -> (Ty<'_>, Option) { . let mut mutbl = None; . for _ in 0..n { . if let ty::Ref(_, dest_ty, m) = ty.kind() { . ty = *dest_ty; -- line 535 ---------------------------------------- -- line 547 ---------------------------------------- . /// For example, the function would return `true` for . /// - `u32` and `u32` . /// - `[u8; N]` and `[u8; M]`, if `N=M` . /// - `Option` and `Option`, if `same_type_modulo_regions(T, U)` holds . /// - `&'a str` and `&'b str` . /// . /// and `false` for: . /// - `Result` and `Result` 245 ( 0.00%) pub fn same_type_modulo_regions<'tcx>(a: Ty<'tcx>, b: Ty<'tcx>) -> bool { 215 ( 0.00%) match (a.kind(), b.kind()) { . (ty::Adt(did_a, args_a), ty::Adt(did_b, args_b)) => { 5 ( 0.00%) if did_a != did_b { . return false; . } . . iter::zip(*args_a, *args_b).all(|(arg_a, arg_b)| match (arg_a.kind(), arg_b.kind()) { . (GenericArgKind::Const(inner_a), GenericArgKind::Const(inner_b)) => inner_a == inner_b, . (GenericArgKind::Type(type_a), GenericArgKind::Type(type_b)) => { . same_type_modulo_regions(type_a, type_b) . }, -- line 566 ---------------------------------------- -- line 567 ---------------------------------------- . _ => true, . }) . }, . (ty::Ref(_, a, mut_a), ty::Ref(_, b, mut_b)) => mut_a == mut_b && same_type_modulo_regions(*a, *b), . (ty::Tuple(as_), ty::Tuple(bs)) => over(as_, bs, |a, b| same_type_modulo_regions(*a, *b)), . (ty::Array(a, na), ty::Array(b, nb)) => na == nb && same_type_modulo_regions(*a, *b), . _ => a == b, . } 210 ( 0.00%) } . . /// Checks if a given type looks safe to be uninitialized. . pub fn is_uninit_value_valid_for_ty<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> bool { . match cx.layout_of(ty) { . Ok(layout) => is_uninit_value_valid_for_layout(cx, layout), . // The type layout is either not concrete enough yet or too large, fall back to structural check instead . Err(LayoutError::TooGeneric(_) | LayoutError::SizeOverflow(_)) => is_uninit_value_valid_for_ty_fallback(cx, ty), . Err(_) => false, -- line 583 ---------------------------------------- -- line 713 ---------------------------------------- . Self::Closure(_, sig) => Some(sig.input(0).map_bound(|ty| ty.tuple_fields()[i])), . Self::Trait(inputs, _, _) => Some(inputs.map_bound(|ty| ty.tuple_fields()[i])), . } . } . . /// Gets the argument type at the given offset. For closures this will also get the type as . /// written. This will return `None` when the index is out of bounds only for variadic . /// functions, otherwise this will panic. 1,416 ( 0.00%) pub fn input_with_hir(self, i: usize) -> Option<(Option<&'tcx hir::Ty<'tcx>>, Binder<'tcx, Ty<'tcx>>)> { 885 ( 0.00%) match self { 354 ( 0.00%) Self::Sig(sig, _) => { 177 ( 0.00%) if sig.c_variadic() { . sig.inputs() . .map_bound(|inputs| inputs.get(i).copied()) . .transpose() . .map(|arg| (None, arg)) . } else { . Some((None, sig.input(i))) . } . }, . Self::Closure(decl, sig) => Some(( . decl.and_then(|decl| decl.inputs.get(i)), . sig.input(0).map_bound(|ty| ty.tuple_fields()[i]), . )), . Self::Trait(inputs, _, _) => Some((None, inputs.map_bound(|ty| ty.tuple_fields()[i]))), . } 1,416 ( 0.00%) } . . /// Gets the result type, if one could be found. Note that the result type of a trait may not be . /// specified. . pub fn output(self) -> Option>> { . match self { . Self::Sig(sig, _) | Self::Closure(_, sig) => Some(sig.output()), . Self::Trait(_, output, _) => output, . } . } . . pub fn predicates_id(&self) -> Option { 354 ( 0.00%) if let ExprFnSig::Sig(_, id) | ExprFnSig::Trait(_, _, id) = *self { . id . } else { . None . } . } . } . . /// If the expression is function like, get the signature for it. 1,416 ( 0.00%) pub fn expr_sig<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'_>) -> Option> { 2,389 ( 0.00%) if let Res::Def(DefKind::Fn | DefKind::Ctor(_, CtorKind::Fn) | DefKind::AssocFn, id) = expr.res(cx) { 1,239 ( 0.00%) Some(ExprFnSig::Sig( 177 ( 0.00%) cx.tcx.fn_sig(id).instantiate_identity().skip_norm_wip(), . Some(id), . )) . } else { . ty_sig(cx, cx.typeck_results().expr_ty_adjusted(expr).peel_refs()) . } 1,593 ( 0.00%) } . . /// If the type is function like, get the signature for it. . pub fn ty_sig<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> Option> { . if let Some(boxed_ty) = ty.boxed_ty() { . return ty_sig(cx, boxed_ty); . } . match *ty.kind() { . ty::Closure(id, subs) => { -- line 777 ---------------------------------------- -- line 1004 ---------------------------------------- . pub size: u64, . . /// (ind, size) . pub fields_size: Vec<(usize, u64)>, . } . . impl AdtVariantInfo { . /// Returns ADT variants ordered by size 45 ( 0.00%) pub fn new<'tcx>(cx: &LateContext<'tcx>, adt: AdtDef<'tcx>, subst: GenericArgsRef<'tcx>) -> Vec { . let mut variants_size = adt . .variants() . .iter() . .enumerate() . .map(|(i, variant)| { . let mut fields_size = variant . .fields . .iter() . .enumerate() 483 ( 0.00%) .map(|(i, f)| (i, approx_ty_size(cx, f.ty(cx.tcx, subst).skip_norm_wip()))) 889,619 ( 0.03%) => site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::approx_ty_size (69x) 6,315 ( 0.00%) => ???:::ty (69x) . .collect::>(); . fields_size.sort_by_key(|(_, a_size)| *a_size); . . Self { . ind: i, . size: fields_size.iter().map(|(_, size)| size).sum(), 408 ( 0.00%) fields_size, . } . }) . .collect::>(); . variants_size.sort_by_key(|b| std::cmp::Reverse(b.size)); 60 ( 0.00%) variants_size 60 ( 0.00%) } . } . . /// Gets the struct or enum variant from the given `Res` . pub fn adt_and_variant_of_res<'tcx>(cx: &LateContext<'tcx>, res: Res) -> Option<(AdtDef<'tcx>, &'tcx VariantDef)> { . match res { . Res::Def(DefKind::Struct, id) => { . let adt = cx.tcx.adt_def(id); . Some((adt, adt.non_enum_variant())) -- line 1043 ---------------------------------------- -- line 1066 ---------------------------------------- . Some((adt, adt.non_enum_variant())) . }, . _ => None, . } . } . . /// Comes up with an "at least" guesstimate for the type's size, not taking into . /// account the layout of type parameters. 2,420 ( 0.00%) pub fn approx_ty_size<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> u64 { . use rustc_middle::ty::layout::LayoutOf as _; 1,108 ( 0.00%) match (cx.layout_of(ty).map(|layout| layout.size.bytes()), ty.kind()) { 72 ( 0.00%) (Ok(size), _) => size, . (Err(_), ty::Tuple(list)) => list.iter().map(|t| approx_ty_size(cx, t)).sum(), . (Err(_), ty::Array(t, n)) => n.try_to_target_usize(cx.tcx).unwrap_or_default() * approx_ty_size(cx, *t), . (Err(_), ty::Adt(def, subst)) if def.is_struct() => def . .variants() . .iter() . .map(|v| { . v.fields . .iter() -- line 1085 ---------------------------------------- -- line 1107 ---------------------------------------- . .map(|field| approx_ty_size(cx, field.ty(cx.tcx, subst).skip_norm_wip())) . .max() . .unwrap_or_default() . }) . .max() . .unwrap_or_default(), . (Err(_), _) => 0, . } 1,980 ( 0.00%) } . . #[cfg(debug_assertions)] . /// Asserts that the given arguments match the generic parameters of the given item. . fn assert_generic_args_match<'tcx>(tcx: TyCtxt<'tcx>, did: DefId, args: &[GenericArg<'tcx>]) { . use itertools::Itertools as _; . let g = tcx.generics_of(did); . let parent = g.parent.map(|did| tcx.generics_of(did)); . let count = g.parent_count + g.own_params.len(); -- line 1123 ---------------------------------------- -- line 1160 ---------------------------------------- . param.descr(), . params.clone().map(ty::GenericParamDefKind::descr).format(", "), . ); . } . } . . /// Returns whether `ty` is never-like; i.e., `!` (never) or an enum with zero variants. . pub fn is_never_like(ty: Ty<'_>) -> bool { 6 ( 0.00%) ty.is_never() || (ty.is_enum() && ty.ty_adt_def().is_some_and(|def| def.variants().is_empty())) . } . . /// Makes the projection type for the named associated type in the given impl or trait impl. . /// . /// This function is for associated types which are "known" to exist, and as such, will only return . /// `None` when debug assertions are disabled in order to prevent ICE's. With debug assertions . /// enabled this will check that the named associated type exists, the correct number of . /// arguments are given, and that the correct kinds of arguments are given (lifetime, . /// constant or type). This will not check if type normalization would succeed. . pub fn make_projection<'tcx>( . tcx: TyCtxt<'tcx>, . container_id: DefId, . assoc_ty: Symbol, . args: impl IntoIterator>>, . ) -> Option> { 686 ( 0.00%) fn helper<'tcx>( . tcx: TyCtxt<'tcx>, . container_id: DefId, . assoc_ty: Symbol, . args: GenericArgsRef<'tcx>, . ) -> Option> { 392 ( 0.00%) let Some(assoc_item) = tcx.associated_items(container_id).find_by_ident_and_kind( 18,179 ( 0.00%) => ???:::find_by_ident_and_kind (49x) . tcx, . Ident::with_dummy_span(assoc_ty), . AssocTag::Type, . container_id, . ) else { . debug_assert!(false, "type `{assoc_ty}` not found in `{container_id:?}`"); . return None; . }; . #[cfg(debug_assertions)] . assert_generic_args_match(tcx, assoc_item.def_id, args); . 294 ( 0.00%) let kind = if let DefKind::Impl { of_trait: false } = tcx.def_kind(tcx.parent(assoc_item.def_id)) { . ty::AliasTyKind::Inherent { . def_id: assoc_item.def_id, . } . } else { . ty::AliasTyKind::Projection { . def_id: assoc_item.def_id, . } . }; . 196 ( 0.00%) Some(AliasTy::new_from_args(tcx, kind, args)) 392 ( 0.00%) } 343 ( 0.00%) helper( 35,819 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::make_projection::helper (49x) . tcx, . container_id, . assoc_ty, . tcx.mk_args_from_iter(args.into_iter().map(Into::into)), . ) . } . . /// Normalizes the named associated type in the given impl or trait impl. -- line 1222 ---------------------------------------- -- line 1227 ---------------------------------------- . /// succeeds as well as everything checked by `make_projection`. . pub fn make_normalized_projection<'tcx>( . tcx: TyCtxt<'tcx>, . typing_env: ty::TypingEnv<'tcx>, . container_id: DefId, . assoc_ty: Symbol, . args: impl IntoIterator>>, . ) -> Option> { 245 ( 0.00%) fn helper<'tcx>(tcx: TyCtxt<'tcx>, typing_env: ty::TypingEnv<'tcx>, ty: AliasTy<'tcx>) -> Option> { . #[cfg(debug_assertions)] . if let Some((i, arg)) = ty . .args . .iter() . .enumerate() . .find(|(_, arg)| arg.has_escaping_bound_vars()) . { . debug_assert!( . false, . "args contain late-bound region at index `{i}` which can't be normalized.\n\ . use `TyCtxt::instantiate_bound_regions_with_erased`\n\ . note: arg is `{arg:#?}`", . ); . return None; . } 98 ( 0.00%) match tcx.try_normalize_erasing_regions( . typing_env, . Unnormalized::new_wip(Ty::new_alias(tcx, ty::IsRigid::No, ty)), . ) { . Ok(ty) => Some(ty), . Err(e) => { . debug_assert!(false, "failed to normalize type `{ty}`: {e:#?}"); . None . }, . } 196 ( 0.00%) } 245 ( 0.00%) helper(tcx, typing_env, make_projection(tcx, container_id, assoc_ty, args)?) 1,152,704 ( 0.05%) => site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::make_normalized_projection::helper (49x) 49 ( 0.00%) } . . /// Helper to check if given type has inner mutability such as [`std::cell::Cell`] or . /// [`std::cell::RefCell`]. . #[derive(Default, Debug)] . pub struct InteriorMut<'tcx> { . ignored_def_ids: FxHashSet, . ignore_pointers: bool, . tys: FxHashMap, Option<&'tcx ty::List>>>, . } . . impl<'tcx> InteriorMut<'tcx> { 4 ( 0.00%) pub fn new(tcx: TyCtxt<'tcx>, ignore_interior_mutability: &[String]) -> Self { . let ignored_def_ids = ignore_interior_mutability . .iter() 8 ( 0.00%) .flat_map(|ignored_ty| lookup_path_str(tcx, PathNS::Type, ignored_ty)) 31,717 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/paths.rs:clippy_utils::paths::lookup_path_str (2x) . .collect(); . 5 ( 0.00%) Self { . ignored_def_ids, . ..Self::default() . } 4 ( 0.00%) } . 4 ( 0.00%) pub fn without_pointers(tcx: TyCtxt<'tcx>, ignore_interior_mutability: &[String]) -> Self { 7 ( 0.00%) Self { . ignore_pointers: true, . ..Self::new(tcx, ignore_interior_mutability) . } 4 ( 0.00%) } . . /// Check if given type has interior mutability such as [`std::cell::Cell`] or . /// [`std::cell::RefCell`] etc. and if it does, returns a chain of types that causes . /// this type to be interior mutable. False negatives may be expected for infinitely recursive . /// types, and `None` will be returned there. . pub fn interior_mut_ty_chain(&mut self, cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> Option<&'tcx ty::List>> { 10 ( 0.00%) self.interior_mut_ty_chain_inner(cx, ty, 0) 599 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:::interior_mut_ty_chain_inner (4x) . } . 66 ( 0.00%) fn interior_mut_ty_chain_inner( . &mut self, . cx: &LateContext<'tcx>, . ty: Ty<'tcx>, . depth: usize, . ) -> Option<&'tcx ty::List>> { 24 ( 0.00%) if !cx.tcx.recursion_limit().value_within_limit(depth) { 200 ( 0.00%) => ???:::recursion_limit (5x) . return None; . } . . match self.tys.entry(ty) { 2 ( 0.00%) Entry::Occupied(o) => return *o.get(), . // Temporarily insert a `None` to break cycles . Entry::Vacant(v) => v.insert(None), . }; 8 ( 0.00%) let depth = depth + 1; . 23 ( 0.00%) let chain = match *ty.kind() { . ty::RawPtr(inner_ty, _) if !self.ignore_pointers => self.interior_mut_ty_chain_inner(cx, inner_ty, depth), . ty::Ref(_, inner_ty, _) | ty::Slice(inner_ty) => self.interior_mut_ty_chain_inner(cx, inner_ty, depth), . ty::Array(inner_ty, size) if size.try_to_target_usize(cx.tcx) != Some(0) => { . self.interior_mut_ty_chain_inner(cx, inner_ty, depth) . }, . ty::Tuple(fields) => fields . .iter() . .find_map(|ty| self.interior_mut_ty_chain_inner(cx, ty, depth)), 2 ( 0.00%) ty::Adt(def, _) if def.is_unsafe_cell() => Some(ty::List::empty()), 1 ( 0.00%) ty::Adt(def, args) => { 5 ( 0.00%) let is_std_collection = matches!( 1 ( 0.00%) cx.tcx.get_diagnostic_name(def.did()), 87 ( 0.00%) => ???:::get_diagnostic_name (1x) . Some( . sym::LinkedList . | sym::Vec . | sym::VecDeque . | sym::BTreeMap . | sym::BTreeSet . | sym::HashMap . | sym::HashSet . | sym::Arc . | sym::Rc . ) . ); . 1 ( 0.00%) if is_std_collection || def.is_box() { . // Include the types from std collections that are behind pointers internally . args.types() . .find_map(|ty| self.interior_mut_ty_chain_inner(cx, ty, depth)) 3 ( 0.00%) } else if self.ignored_def_ids.contains(&def.did()) || def.is_phantom_data() { . None . } else { . def.all_fields() 8 ( 0.00%) .find_map(|f| self.interior_mut_ty_chain_inner(cx, f.ty(cx.tcx, args).skip_norm_wip(), depth)) 136 ( 0.00%) => ???:::ty (1x) 129 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:::interior_mut_ty_chain_inner'2 (1x) . } . }, . ty::Alias( . _, . AliasTy { . kind: ty::Projection { .. }, . .. . }, . ) => match cx . .tcx . .try_normalize_erasing_regions(cx.typing_env(), Unnormalized::new_wip(ty)) . { . Ok(normalized_ty) if ty != normalized_ty => self.interior_mut_ty_chain_inner(cx, normalized_ty, depth), . _ => None, 1 ( 0.00%) }, . _ => None, . }; . . chain.map(|chain| { . let list = cx.tcx.mk_type_list_from_iter(chain.iter().chain([ty])); . self.tys.insert(ty, Some(list)); . list . }) 54 ( 0.00%) } . . /// Check if given type has interior mutability such as [`std::cell::Cell`] or . /// [`std::cell::RefCell`] etc. 1 ( 0.00%) pub fn is_interior_mut_ty(&mut self, cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> bool { . self.interior_mut_ty_chain(cx, ty).is_some() 2 ( 0.00%) } . } . . pub fn make_normalized_projection_with_regions<'tcx>( . tcx: TyCtxt<'tcx>, . typing_env: ty::TypingEnv<'tcx>, . container_id: DefId, . assoc_ty: Symbol, . args: impl IntoIterator>>, -- line 1391 ---------------------------------------- -- line 1434 ---------------------------------------- . /// Checks if the type is `core::mem::ManuallyDrop<_>` . pub fn is_manually_drop(ty: Ty<'_>) -> bool { . ty.ty_adt_def().is_some_and(AdtDef::is_manually_drop) . } . . /// Returns the deref chain of a type, starting with the type itself. . pub fn deref_chain<'cx, 'tcx>(cx: &'cx LateContext<'tcx>, ty: Ty<'tcx>) -> impl Iterator> + 'cx { . iter::successors(Some(ty), |&ty| { 216 ( 0.00%) if let Some(deref_did) = cx.tcx.lang_items().deref_trait() 2,160 ( 0.00%) => ???:::lang_items (54x) 594 ( 0.00%) && implements_trait(cx, ty, deref_did, &[]) 884,394 ( 0.03%) => site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::implements_trait (54x) . { 98 ( 0.00%) make_normalized_projection(cx.tcx, cx.typing_env(), deref_did, sym::Target, [ty]) 1,470 ( 0.00%) => ???:::typing_env (49x) . } else { . None . } . }) . } . . /// Checks if a Ty<'_> has some inherent method Symbol. . /// -- line 1453 ---------------------------------------- -- line 1473 ---------------------------------------- . .iter() . .find(|f| f.name == name) . .map(|f| f.ty(tcx, args).skip_norm_wip()), . ty::Tuple(args) => name.as_str().parse::().ok().and_then(|i| args.get(i).copied()), . _ => None, . } . } . 850 ( 0.00%) pub fn get_field_def_id_by_name(ty: Ty<'_>, name: Symbol) -> Option { 1,700 ( 0.00%) let ty::Adt(adt_def, ..) = ty.kind() else { return None }; 528 ( 0.00%) adt_def . .all_fields() . .find_map(|field| if field.name == name { Some(field.did) } else { None }) 850 ( 0.00%) } . . /// Check if `ty` is an `Option` and return its argument type if it is. . pub fn option_arg_ty<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> Option> { 324 ( 0.00%) match *ty.kind() { . ty::Adt(adt, args) 315 ( 0.00%) if let [arg] = &**args 7 ( 0.00%) && let Some(arg) = arg.as_type() 12 ( 0.00%) && adt.is_diag_item(cx, sym::Option) => . { . Some(arg) . }, . _ => None, . } 162 ( 0.00%) } . . /// Check if `ty` is an `Option` or a `Result` and return its argument type (`T`) if it is. . pub fn option_or_result_arg_ty<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> Option> { . match ty.kind() { . ty::Adt(adt, args) if matches!(adt.opt_diag_name(cx), Some(sym::Option | sym::Result)) => Some(args.type_at(0)), . _ => None, . } . } -- line 1508 ---------------------------------------- 6,599 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/needless_bool.rs -------------------------------------------------------------------------------- Ir -- line 118 ---------------------------------------- . return true; . } . inner = i; . } . false . } . . impl<'tcx> LateLintPass<'tcx> for NeedlessBool { 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { . use self::Expression::{Bool, RetBool}; 88,800 ( 0.00%) if !e.span.from_expansion() . && let Some(higher::If { . cond, . then, . r#else: Some(else_expr), . }) = higher::If::hir(e) 68 ( 0.00%) && !span_contains_comment(cx, e.span) . { . let reduce = |ret, not| { . span_lint_and_then( . cx, . NEEDLESS_BOOL, . e.span, . "this if-then-else expression returns a bool literal", . |diag| { -- line 142 ---------------------------------------- -- line 159 ---------------------------------------- . { . snip = snip.maybe_paren(); . } . . diag.span_suggestion(e.span, "you can reduce it to", snip.to_string(), applicability); . }, . ); . }; 116 ( 0.00%) if let Some(a) = fetch_bool_block(then) 1,187 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_lints::needless_bool::fetch_bool_block (29x) . && let Some(b) = fetch_bool_block(else_expr) . { . match (a, b) { . (RetBool(true), RetBool(true)) | (Bool(true), Bool(true)) => { . span_lint( . cx, . NEEDLESS_BOOL, . e.span, -- line 175 ---------------------------------------- -- line 186 ---------------------------------------- . }, . (RetBool(true), RetBool(false)) => reduce(true, false), . (Bool(true), Bool(false)) => reduce(false, false), . (RetBool(false), RetBool(true)) => reduce(true, true), . (Bool(false), Bool(true)) => reduce(false, true), . _ => (), . } . } 145 ( 0.00%) if let Some((lhs_a, a)) = fetch_assign(then) 613 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_lints::needless_bool::fetch_assign (29x) . && let Some((lhs_b, b)) = fetch_assign(else_expr) . && SpanlessEq::new(cx).eq_expr(SyntaxContext::root(), lhs_a, lhs_b) . { . let mut applicability = Applicability::MachineApplicable; . let cond = Sugg::hir_with_context(cx, cond, e.span.ctxt(), "..", &mut applicability); . let (lhs, _) = snippet_with_context(cx, lhs_a.span, e.span.ctxt(), "..", &mut applicability); . let mut sugg = if a == b { . format!("{cond}; {lhs} = {a:?};") -- line 202 ---------------------------------------- -- line 214 ---------------------------------------- . e.span, . "this if-then-else expression assigns a bool literal", . "you can reduce it to", . sugg, . applicability, . ); . } . } 355,200 ( 0.01%) } . 27,328 ( 0.00%) fn check_block(&mut self, cx: &LateContext<'tcx>, block: &'tcx Block<'tcx>) { . // Detect the early-return form: . // if c { . // return Ok(true); . // } . // Ok(false) . // and reduce it to `Ok(c)`. The optional `Ok(..)` wrapper can be any tuple-like . // constructor (or absent), as long as the guard and the trailing expression use the . // same one. Constructors are pure, so folding the condition in keeps the behavior. 11,712 ( 0.00%) if let Some(tail) = block.expr 6,862 ( 0.00%) && !tail.span.from_expansion() 2,742 ( 0.00%) && let [.., last_stmt] = block.stmts 727 ( 0.00%) && let StmtKind::Semi(if_expr) | StmtKind::Expr(if_expr) = last_stmt.kind 178 ( 0.00%) && !if_expr.span.from_expansion() . && let Some(higher::If { . cond, . then, . r#else: None, . }) = higher::If::hir(if_expr) 14 ( 0.00%) && let ExprKind::Ret(Some(ret)) = peel_blocks_with_stmt(then).kind 44 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::peel_blocks_with_stmt (2x) 6 ( 0.00%) && let Some((then_func, then_val)) = fetch_bool_and_wrapper(ret) 50 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/needless_bool.rs:clippy_lints::needless_bool::fetch_bool_and_wrapper (2x) . && let Some((tail_func, tail_val)) = fetch_bool_and_wrapper(tail) . // `if c { return Ok(true) } Ok(true)` is always the same value; the condition might . // have side effects, so don't touch it. Comparing the values here is cheap, so do it . // before the constructor resolution in `wrapper_ctors_match`, which needs `qpath_res`. . && then_val != tail_val . && wrapper_ctors_match(cx, then_func, tail_func) . { . let span = if_expr.span.to(tail.span); -- line 252 ---------------------------------------- -- line 274 ---------------------------------------- . NEEDLESS_BOOL, . span, . "this `if` guard returns a bool literal and is followed by another", . "you can reduce it to", . sugg, . applicability, . ); . } 31,232 ( 0.00%) } . } . . /// Returns the optional constructor call wrapping a bool literal (e.g. the `Ok` in `Ok(true)`) . /// along with the bool value. The constructor is returned as the unresolved callee expression; . /// resolving it to a `DefId` (via [`wrapper_ctors_match`]) needs `qpath_res`, which is . /// comparatively expensive, so callers should only do that once the cheap bool-value comparison . /// has passed. A bare bool literal yields `None`. . fn fetch_bool_and_wrapper<'tcx>(expr: &'tcx Expr<'tcx>) -> Option<(Option<&'tcx Expr<'tcx>>, bool)> { . let expr = peel_blocks(expr); . if let Some(value) = fetch_bool_expr(expr) { . return Some((None, value)); . } 12 ( 0.00%) if let ExprKind::Call(func, [arg]) = expr.kind . && let Some(value) = fetch_bool_expr(arg) . { . return Some((Some(func), value)); . } . None 2 ( 0.00%) } . . /// Checks whether two optional wrapper-constructor call expressions (as returned by . /// [`fetch_bool_and_wrapper`]) are absent on both sides, or call the same tuple-like constructor. . fn wrapper_ctors_match(cx: &LateContext<'_>, a: Option<&Expr<'_>>, b: Option<&Expr<'_>>) -> bool { . fn resolve_ctor(cx: &LateContext<'_>, func: &Expr<'_>) -> Option { . if let ExprKind::Path(qpath) = &func.kind . && let Res::Def(DefKind::Ctor(..), did) = cx.qpath_res(qpath, func.hir_id) . { -- line 309 ---------------------------------------- -- line 319 ---------------------------------------- . } . . enum Expression { . Bool(bool), . RetBool(bool), . } . . fn fetch_bool_block(expr: &Expr<'_>) -> Option { 87 ( 0.00%) match peel_blocks_with_stmt(expr).kind { . ExprKind::Ret(Some(ret)) => Some(Expression::RetBool(fetch_bool_expr(ret)?)), . _ => Some(Expression::Bool(fetch_bool_expr(expr)?)), . } 29 ( 0.00%) } . . fn fetch_bool_expr(expr: &Expr<'_>) -> Option { . if let ExprKind::Lit(lit_ptr) = peel_blocks(expr).kind 3 ( 0.00%) && let LitKind::Bool(value) = lit_ptr.node . { . return Some(value); . } . None . } . . fn fetch_assign<'tcx>(expr: &'tcx Expr<'tcx>) -> Option<(&'tcx Expr<'tcx>, bool)> { 116 ( 0.00%) if let ExprKind::Assign(lhs, rhs, _) = peel_blocks_with_stmt(expr).kind { . fetch_bool_expr(rhs).map(|b| (lhs, b)) . } else { . None . } 29 ( 0.00%) } . . fn is_as_argument(cx: &LateContext<'_>, e: &Expr<'_>) -> bool { . matches!(get_parent_expr(cx, e).map(|e| e.kind), Some(ExprKind::Cast(_, _))) . } . . fn is_operand_of_binary_or_unary(cx: &LateContext<'_>, e: &Expr<'_>) -> bool { . matches!( . get_parent_expr(cx, e).map(|e| e.kind), -- line 356 ---------------------------------------- 3,465 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/methods/swap_with_temporary.rs -------------------------------------------------------------------------------- Ir -- line 7 ---------------------------------------- . use rustc_middle::ty::adjustment::{Adjust, DerefAdjustKind}; . use rustc_span::sym; . . use super::SWAP_WITH_TEMPORARY; . . const MSG_TEMPORARY: &str = "this expression returns a temporary value"; . const MSG_TEMPORARY_REFMUT: &str = "this is a mutable reference to a temporary value"; . 6,699 ( 0.00%) pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'_>, func: &Expr<'_>, args: &'tcx [Expr<'_>]) { 4,611 ( 0.00%) if let ExprKind::Path(QPath::Resolved(_, func_path)) = func.kind . && let Some(func_def_id) = func_path.res.opt_def_id() 8,613 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::mem_swap, func_def_id) 64,928 ( 0.00%) => ???:::is_diagnostic_item (783x) . { . match (ArgKind::new(cx, &args[0]), ArgKind::new(cx, &args[1])) { . (ArgKind::RefMutToTemp(left_temp), ArgKind::RefMutToTemp(right_temp)) => { . emit_lint_useless(cx, expr, &args[0], &args[1], left_temp, right_temp); . }, . (ArgKind::RefMutToTemp(left_temp), right) => emit_lint_assign(cx, expr, &right, &args[0], left_temp), . (left, ArgKind::RefMutToTemp(right_temp)) => emit_lint_assign(cx, expr, &left, &args[1], right_temp), . _ => {}, . } . } 7,656 ( 0.00%) } . . enum ArgKind<'tcx> { . // Mutable reference to a place, coming from a macro, and number of dereferences to use . RefMutToPlaceAsMacro(&'tcx Expr<'tcx>, usize), . // Place behind a mutable reference, and number of dereferences to use . RefMutToPlace(&'tcx Expr<'tcx>, usize), . // Temporary value behind a mutable reference . RefMutToTemp(&'tcx Expr<'tcx>), -- line 37 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs -------------------------------------------------------------------------------- Ir -- line 91 ---------------------------------------- . . pub struct NonExpressiveNames { . pub single_char_binding_names_threshold: u64, . } . . impl NonExpressiveNames { . pub fn new(conf: &'static Conf) -> Self { . Self { 3 ( 0.00%) single_char_binding_names_threshold: conf.single_char_binding_names_threshold, . } . } . } . . struct ExistingName { . interned: Symbol, . span: Span, . len: usize, -- line 107 ---------------------------------------- -- line 113 ---------------------------------------- . cx: &'a EarlyContext<'tcx>, . threshold: u64, . . /// A stack of scopes containing the single-character bindings in each scope. . single_char_names: Vec>, . } . . impl SimilarNamesLocalVisitor<'_, '_> { 15,748 ( 0.00%) fn check_single_char_names(&self) { 7,874 ( 0.00%) if self.single_char_names.last().map(Vec::len) == Some(0) { . return; . } . . let num_single_char_names = self.single_char_names.iter().flatten().count(); 560 ( 0.00%) if num_single_char_names as u64 > self.threshold { . let span = self . .single_char_names . .iter() . .flatten() . .map(|ident| ident.span) . .collect::>(); . span_lint( . self.cx, . MANY_SINGLE_CHAR_NAMES, . span, . format!("{num_single_char_names} bindings with single-character names in scope"), . ); . } 23,622 ( 0.00%) } . } . . // this list contains lists of names that are allowed to be similar . // the assumption is that no name is ever contained in multiple lists. . const ALLOWED_TO_BE_SIMILAR: &[&[&str]] = &[ . &["parsed", "parser"], . &["lhs", "rhs"], . &["tx", "rx"], -- line 149 ---------------------------------------- -- line 155 ---------------------------------------- . &["iter", "item"], . ]; . . /// Characters that look visually similar . const SIMILAR_CHARS: &[(char, char)] = &[('l', 'i'), ('l', '1'), ('i', '1'), ('u', 'v')]; . . /// Return true if two characters are visually similar . fn chars_are_similar(a: char, b: char) -> bool { 2,026 ( 0.00%) a == b || SIMILAR_CHARS.contains(&(a, b)) || SIMILAR_CHARS.contains(&(b, a)) . } . . struct SimilarNamesNameVisitor<'a, 'tcx, 'b>(&'b mut SimilarNamesLocalVisitor<'a, 'tcx>); . . impl<'tcx> Visitor<'tcx> for SimilarNamesNameVisitor<'_, 'tcx, '_> { 123,408 ( 0.00%) fn visit_pat(&mut self, pat: &'tcx Pat) { 103,929 ( 0.00%) match pat.kind { 38,988 ( 0.00%) PatKind::Ident(_, ident, _) => { 19,494 ( 0.00%) if !pat.span.from_expansion() { 1,769 ( 0.00%) self.check_ident(ident); . } . }, . PatKind::Struct(_, _, ref fields, _) => { . for field in fields { . if !field.is_shorthand { . self.visit_pat(&field.pat); . } . } . }, . // just go through the first pattern, as either all patterns . // bind the same bindings or rustc would have errored much earlier 6 ( 0.00%) PatKind::Or(ref pats) => self.visit_pat(&pats[0]), . _ => walk_pat(self, pat), . } 77,976 ( 0.00%) } . } . . #[must_use] . fn get_exemptions(interned_name: &str) -> Option<&'static [&'static str]> { . ALLOWED_TO_BE_SIMILAR . .iter() . .find(|&&list| allowed_to_be_similar(interned_name, list)) . .copied() . } . . #[must_use] . fn allowed_to_be_similar(interned_name: &str, list: &[&str]) -> bool { . list.iter() 16,307 ( 0.00%) .any(|&name| interned_name.starts_with(name) || interned_name.ends_with(name)) . } . . impl SimilarNamesNameVisitor<'_, '_, '_> { 876 ( 0.00%) fn check_short_ident(&mut self, ident: Ident) { . // Ignore shadowing . if self . .0 . .single_char_names . .iter() . .flatten() . .any(|id| id.name == ident.name) . { . return; . } . . if let Some(scope) = &mut self.0.single_char_names.last_mut() { . scope.push(ident); . } 1,168 ( 0.00%) } . . fn check_ident(&mut self, ident: Ident) { . let interned_name = ident.name.as_str(); . // name can be empty if it comes from recovery . if interned_name.chars().any(char::is_uppercase) || interned_name.is_empty() { . return; . } . if interned_name.chars().all(|c| c.is_ascii_digit() || c == '_') { -- line 229 ---------------------------------------- -- line 230 ---------------------------------------- . span_lint( . self.0.cx, . JUST_UNDERSCORES_AND_DIGITS, . ident.span, . "consider choosing a more descriptive name", . ); . return; . } 1,717 ( 0.00%) if interned_name.starts_with('_') { . // these bindings are typically unused or represent an ignored portion of a destructuring pattern . return; . } . let count = interned_name.chars().count(); 3,310 ( 0.00%) if count < 3 { 604 ( 0.00%) if count == 1 { 1,168 ( 0.00%) self.check_short_ident(ident); 6,252 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::check_short_ident (68x) . } . return; . } . for existing_name in &self.0.names { 1,013 ( 0.00%) if allowed_to_be_similar(interned_name, existing_name.exemptions) { . continue; . } . . let existing_str = existing_name.interned.as_str(); . . // The first char being different is usually enough to set identifiers apart, as long . // as the characters aren't too similar. . if !chars_are_similar( . interned_name.chars().next().expect("len >= 1"), . existing_str.chars().next().expect("len >= 1"), . ) { . continue; . } . . // Skip similarity check if both names are exactly 3 characters 256 ( 0.00%) if count == 3 && existing_name.len == 3 { . continue; . } . 564 ( 0.00%) let dissimilar = match existing_name.len.cmp(&count) { 154 ( 0.00%) Ordering::Greater => existing_name.len - count != 1 || levenstein_not_1(interned_name, existing_str), 342 ( 0.00%) Ordering::Less => count - existing_name.len != 1 || levenstein_not_1(existing_str, interned_name), . Ordering::Equal => Self::equal_length_strs_not_similar(interned_name, existing_str), . }; . 70 ( 0.00%) if dissimilar { . continue; . } . . span_lint_and_then( . self.0.cx, . SIMILAR_NAMES, . ident.span, . "binding's name is too similar to existing binding", -- line 284 ---------------------------------------- -- line 285 ---------------------------------------- . |diag| { . diag.span_note(existing_name.span, "existing binding defined here"); . }, . ); . return; . } . self.0.names.push(ExistingName { . interned: ident.name, 1,353 ( 0.00%) span: ident.span, . len: count, . exemptions: get_exemptions(interned_name).unwrap_or(&[]), . }); . } . . fn equal_length_strs_not_similar(interned_name: &str, existing_name: &str) -> bool { . let mut interned_chars = interned_name.chars(); . let mut existing_chars = existing_name.chars(); . let first_i = interned_chars.next().expect("we know we have at least one char"); . let first_e = existing_chars.next().expect("we know we have at least one char"); 673 ( 0.00%) let eq_or_numeric = |(a, b): (char, char)| a == b || a.is_numeric() && b.is_numeric(); . . if eq_or_numeric((first_i, first_e)) { . let last_i = interned_chars.next_back().expect("we know we have at least two chars"); . let last_e = existing_chars.next_back().expect("we know we have at least two chars"); . if eq_or_numeric((last_i, last_e)) { 70 ( 0.00%) if interned_chars . .zip(existing_chars) . .filter(|&ie| !eq_or_numeric(ie)) . .count() . != 1 . { . return true; . } . } else { -- line 318 ---------------------------------------- -- line 355 ---------------------------------------- . let single_char_count = self.single_char_names.len(); . f(self); . self.names.truncate(n); . self.single_char_names.truncate(single_char_count); . } . } . . impl<'tcx> Visitor<'tcx> for SimilarNamesLocalVisitor<'_, 'tcx> { 6,111 ( 0.00%) fn visit_local(&mut self, local: &'tcx Local) { . if let Some((init, els)) = &local.kind.init_else_opt() { . self.apply(|this| walk_expr(this, init)); . if let Some(els) = els { . self.apply(|this| walk_block(this, els)); . } . } . // add the pattern after the expression because the bindings aren't available . // yet in the init . // expression 2,716 ( 0.00%) SimilarNamesNameVisitor(self).visit_pat(&local.pat); 108,561 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_pat (674x) 5,432 ( 0.00%) } 8,739 ( 0.00%) fn visit_block(&mut self, blk: &'tcx Block) { 304 ( 0.00%) self.single_char_names.push(vec![]); . . self.apply(|this| walk_block(this, blk)); . 1,942 ( 0.00%) self.check_single_char_names(); 9,737 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::check_single_char_names (809x) . self.single_char_names.pop(); 7,752 ( 0.00%) } 38,286 ( 0.00%) fn visit_arm(&mut self, arm: &'tcx Arm) { 309 ( 0.00%) self.single_char_names.push(vec![]); . . self.apply(|this| { 17,016 ( 0.00%) SimilarNamesNameVisitor(this).visit_pat(&arm.pat); 550,837 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_pat (4,186x) 12,762 ( 0.00%) if let Some(body) = &arm.body { . this.apply(|this| walk_expr(this, body)); . } . }); . 8,508 ( 0.00%) self.check_single_char_names(); 55,527 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::check_single_char_names (4,186x) . self.single_char_names.pop(); 34,032 ( 0.00%) } . fn visit_item(&mut self, _: &Item) { . // do not recurse into inner items . } . } . . impl EarlyLintPass for NonExpressiveNames { . fn check_item(&mut self, cx: &EarlyContext<'_>, item: &Item) { 1,343 ( 0.00%) if item.span.in_external_macro(cx.sess().source_map()) { . return; . } . 44 ( 0.00%) if let ItemKind::Fn(ast::Fn { . ref sig, . body: Some(ref blk), . .. 88 ( 0.00%) }) = item.kind . { 110 ( 0.00%) do_check(self, cx, &item.attrs, &sig.decl, blk); 58,425 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:clippy_lints::non_expressive_names::do_check (22x) . } . } . . fn check_impl_item(&mut self, cx: &EarlyContext<'_>, item: &AssocItem) { 15,217 ( 0.00%) if item.span.in_external_macro(cx.sess().source_map()) { . return; . } . 2,627 ( 0.00%) if let AssocItemKind::Fn(ast::Fn { . ref sig, . body: Some(ref blk), . .. 7,881 ( 0.00%) }) = item.kind . { 10,508 ( 0.00%) do_check(self, cx, &item.attrs, &sig.decl, blk); 4,401,871 ( 0.17%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:clippy_lints::non_expressive_names::do_check (2,627x) . } . } . } . 29,139 ( 0.00%) fn do_check(lint: &NonExpressiveNames, cx: &EarlyContext<'_>, attrs: &[Attribute], decl: &FnDecl, blk: &Block) { . if !attrs.iter().any(|attr| attr.has_name(sym::test)) { 21,192 ( 0.00%) let mut visitor = SimilarNamesLocalVisitor { . names: Vec::new(), . cx, . threshold: lint.single_char_binding_names_threshold, 7,947 ( 0.00%) single_char_names: vec![vec![]], . }; . . // initialize with function arguments . for arg in &decl.inputs { 21,312 ( 0.00%) SimilarNamesNameVisitor(&mut visitor).visit_pat(&arg.pat); 791,076 ( 0.03%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_pat (5,328x) . } . // walk all other bindings . walk_block(&mut visitor, blk); . 2,649 ( 0.00%) visitor.check_single_char_names(); 33,153 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::check_single_char_names (2,649x) . } 21,192 ( 0.00%) } . . /// Precondition: `a_name.chars().count() < b_name.chars().count()`. . #[must_use] 35 ( 0.00%) fn levenstein_not_1(a_name: &str, b_name: &str) -> bool { . debug_assert!(a_name.chars().count() < b_name.chars().count()); . let mut a_chars = a_name.chars(); . let mut b_chars = b_name.chars(); 178 ( 0.00%) while let (Some(a), Some(b)) = (a_chars.next(), b_chars.next()) { 178 ( 0.00%) if a == b { . continue; . } . if let Some(b2) = b_chars.next() { . // check if there's just one character inserted 105 ( 0.00%) return a != b2 || a_chars.ne(b_chars); . } . // tuple . // ntuple . return true; . } . // for item in items . true 70 ( 0.00%) } 34,317 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/visitors.rs -------------------------------------------------------------------------------- Ir -- line 87 ---------------------------------------- . } . V::Result::output() . } . } . macro_rules! visitable_ref { . ($t:ident, $f:ident) => { . impl<'tcx> Visitable<'tcx> for &'tcx $t<'tcx> { . fn visit>(self, visitor: &mut V) -> V::Result { 2,975 ( 0.00%) visitor.$f(self) 12,485 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/visitors.rs: as rustc_hir::intravisit::Visitor>::visit_expr (158x) . } . } . }; . } . visitable_ref!(Arm, visit_arm); . visitable_ref!(Block, visit_block); . visitable_ref!(Body, visit_body); . visitable_ref!(Expr, visit_expr); . visitable_ref!(Stmt, visit_stmt); . . /// Calls the given function once for each expression contained. This does not enter any bodies or . /// nested items. 1,065 ( 0.00%) pub fn for_each_expr_without_closures<'tcx, B, C: Continue>( . node: impl Visitable<'tcx>, . f: impl FnMut(&'tcx Expr<'tcx>) -> ControlFlow, . ) -> Option { . struct V { . f: F, . } . impl<'tcx, B, C: Continue, F: FnMut(&'tcx Expr<'tcx>) -> ControlFlow> Visitor<'tcx> for V { . type Result = ControlFlow; . 50,095 ( 0.00%) fn visit_expr(&mut self, e: &'tcx Expr<'tcx>) -> Self::Result { 84,382 ( 0.00%) match (self.f)(e) { 261,187 ( 0.01%) ControlFlow::Continue(c) if c.descend() => walk_expr(self, e), 5,440 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::> (16x) 64 ( 0.00%) ControlFlow::Break(b) => ControlFlow::Break(b), 16 ( 0.00%) ControlFlow::Continue(_) => ControlFlow::Continue(()), . } 6,044 ( 0.00%) } . . // Avoid unnecessary `walk_*` calls. . fn visit_ty(&mut self, _: &'tcx hir::Ty<'tcx, AmbigArg>) -> Self::Result { . ControlFlow::Continue(()) . } . fn visit_pat(&mut self, _: &'tcx Pat<'tcx>) -> Self::Result { . ControlFlow::Continue(()) . } -- line 132 ---------------------------------------- -- line 133 ---------------------------------------- . fn visit_qpath(&mut self, _: &'tcx QPath<'tcx>, _: HirId, _: Span) -> Self::Result { . ControlFlow::Continue(()) . } . // Avoid monomorphising all `visit_*` functions. . fn visit_nested_item(&mut self, _: ItemId) -> Self::Result { . ControlFlow::Continue(()) . } . } 13,948 ( 0.00%) let mut v = V { f }; . node.visit(&mut v).break_value() 907 ( 0.00%) } . . /// Calls the given function once for each expression contained. This will enter bodies, but not . /// nested items. . pub fn for_each_expr<'tcx, B, C: Continue>( . tcx: TyCtxt<'tcx>, . node: impl Visitable<'tcx>, . f: impl FnMut(&'tcx Expr<'tcx>) -> ControlFlow, . ) -> Option { -- line 151 ---------------------------------------- -- line 156 ---------------------------------------- . impl<'tcx, B, C: Continue, F: FnMut(&'tcx Expr<'tcx>) -> ControlFlow> Visitor<'tcx> for V<'tcx, F> { . type NestedFilter = nested_filter::OnlyBodies; . type Result = ControlFlow; . . fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt { . self.tcx . } . 3,066 ( 0.00%) fn visit_expr(&mut self, e: &'tcx Expr<'tcx>) -> Self::Result { 9 ( 0.00%) match (self.f)(e) { 791 ( 0.00%) ControlFlow::Continue(c) if c.descend() => walk_expr(self, e), 48 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::> (2x) . ControlFlow::Break(b) => ControlFlow::Break(b), . ControlFlow::Continue(_) => ControlFlow::Continue(()), . } 3,088 ( 0.00%) } . . // Only walk closures . fn visit_anon_const(&mut self, _: &'tcx AnonConst) -> Self::Result { . ControlFlow::Continue(()) . } . // Avoid unnecessary `walk_*` calls. . fn visit_ty(&mut self, _: &'tcx hir::Ty<'tcx, AmbigArg>) -> Self::Result { . ControlFlow::Continue(()) -- line 178 ---------------------------------------- -- line 183 ---------------------------------------- . fn visit_qpath(&mut self, _: &'tcx QPath<'tcx>, _: HirId, _: Span) -> Self::Result { . ControlFlow::Continue(()) . } . // Avoid monomorphising all `visit_*` functions. . fn visit_nested_item(&mut self, _: ItemId) -> Self::Result { . ControlFlow::Continue(()) . } . } 279 ( 0.00%) let mut v = V { tcx, f }; . node.visit(&mut v).break_value() . } . . /// returns `true` if expr contains match expr desugared from try . fn contains_try(expr: &Expr<'_>) -> bool { . for_each_expr_without_closures(expr, |e| { . if matches!(e.kind, ExprKind::Match(_, _, hir::MatchSource::TryDesugar(_))) { . ControlFlow::Break(()) -- line 199 ---------------------------------------- -- line 307 ---------------------------------------- . } . ControlFlow::Continue(()) . }) . .is_some() . } . . /// Checks if the given local is used. . pub fn is_local_used<'tcx>(cx: &LateContext<'tcx>, visitable: impl Visitable<'tcx>, id: HirId) -> bool { 1 ( 0.00%) for_each_expr(cx.tcx, visitable, |e| { . if e.res_local_id() == Some(id) { . ControlFlow::Break(()) . } else { . ControlFlow::Continue(()) . } . }) . .is_some() . } . . /// Returns whether the given expression can be evaluated as a constant assuming that all its sub . /// expressions can be evaluated as constants. 3 ( 0.00%) fn is_const_evaluatable_helper<'tcx>(tcx: TyCtxt<'tcx>, typeck: &'tcx TypeckResults<'tcx>, e: &'tcx Expr<'_>) -> bool { 10 ( 0.00%) match e.kind { . ExprKind::Call( . &Expr { 1 ( 0.00%) kind: ExprKind::Path(ref p), . hir_id, . .. . }, . _, 3 ( 0.00%) ) if typeck 4 ( 0.00%) .qpath_res(p, hir_id) 67 ( 0.00%) => ???:::qpath_res (1x) . .opt_def_id() 5 ( 0.00%) .is_some_and(|id| is_stable_const_fn_at(tcx, CRATE_HIR_ID, id, Msrv::default())) => 188 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/qualify_min_const_fn.rs:clippy_utils::qualify_min_const_fn::is_stable_const_fn_at (1x) . { . true . }, . ExprKind::MethodCall(..) . if typeck . .type_dependent_def_id(e.hir_id) . .is_some_and(|id| is_stable_const_fn_at(tcx, CRATE_HIR_ID, id, Msrv::default())) => . { -- line 347 ---------------------------------------- -- line 392 ---------------------------------------- . | ExprKind::Repeat(..) . | ExprKind::Struct(..) . | ExprKind::Tup(_) . | ExprKind::Type(..) . | ExprKind::UnsafeBinderCast(..) => true, . . _ => false, . } 5 ( 0.00%) } . . /// Checks if the given expression can be evaluated as a constant at the specified node 3 ( 0.00%) pub fn is_const_evaluatable<'tcx>(tcx: TyCtxt<'tcx>, typeck: &'tcx TypeckResults<'tcx>, e: &'tcx Expr<'_>) -> bool { . for_each_expr(tcx, e, move |e| { 7 ( 0.00%) if !is_const_evaluatable_helper(tcx, typeck, e) { 294 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/visitors.rs:clippy_utils::visitors::is_const_evaluatable_helper (1x) . ControlFlow::Break(()) . } else if matches!(e.kind, ExprKind::ConstBlock(_)) { . ControlFlow::Continue(Descend::No) . } else { . ControlFlow::Continue(Descend::Yes) . } . }) . .is_none() 3 ( 0.00%) } . . /// Checks if the given expression can be used as a const parameter. . /// . /// This is more strict than `is_const_evaluatable` as it requires that the expression does not . /// contain any type parameters or any operations on const parameters. . pub fn is_const_param_evaluatable<'tcx>( . tcx: TyCtxt<'tcx>, . typeck: &'tcx TypeckResults<'tcx>, -- line 422 ---------------------------------------- 34,406 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/msrvs.rs -------------------------------------------------------------------------------- Ir -- line 111 ---------------------------------------- . } . . impl Msrv { . /// Returns the MSRV at the current node . /// . /// If the crate being linted uses an `#[clippy::msrv]` attribute this will search the parent . /// nodes for that attribute, prefer to run this check after cheaper pattern matching operations . pub fn current(self, cx: &LateContext<'_>) -> Option { 97,421 ( 0.00%) if SEEN_MSRV_ATTR.load(Ordering::Relaxed) { . self.for_attrs(cx.tcx, cx.last_node_with_lint_attrs) . } else { . self.0 . } . } . . /// Returns the MSRV at the specified node . /// -- line 127 ---------------------------------------- -- line 141 ---------------------------------------- . .find_map(|id| parse_attrs(tcx.hir_attrs(id))) . .or(self.0) . } . . /// Checks if a required version from [this module](self) is met at the current node . /// . /// If the crate being linted uses an `#[clippy::msrv]` attribute this will search the parent . /// nodes for that attribute, prefer to run this check after cheaper pattern matching operations 487,105 ( 0.02%) pub fn meets(self, cx: &LateContext<'_>, required: RustcVersion) -> bool { 389,684 ( 0.02%) self.current(cx).is_none_or(|msrv| msrv >= required) 389,684 ( 0.02%) } . /// Checks if a required version from [this module](self) is met at the specified node . /// . /// If the crate being linted uses an `#[clippy::msrv]` attribute this will search the parent . /// nodes for that attribute, prefer to run this check after cheaper pattern matching operations . pub fn meets_at(self, tcx: TyCtxt<'_>, node: HirId, required: RustcVersion) -> bool { . self.at(tcx, node).is_none_or(|msrv| msrv >= required) . } . -- line 159 ---------------------------------------- -- line 232 ---------------------------------------- . } . . impl MsrvStack { . pub fn current(&self) -> Option { . self.stack.last().copied() . } . . pub fn meets(&self, required: RustcVersion) -> bool { 260,640 ( 0.01%) self.current().is_none_or(|msrv| msrv >= required) 52,128 ( 0.00%) } . . pub fn check_attributes(&mut self, attrs: &[Attribute]) { . if let Some(version) = parse_attrs(attrs) { . SEEN_MSRV_ATTR.store(true, Ordering::Relaxed); . self.stack.push(version); . } 341,019 ( 0.01%) } . . pub fn check_attributes_post(&mut self, attrs: &[Attribute]) { . if parse_attrs(attrs).is_some() { . self.stack.pop(); . } 341,019 ( 0.01%) } . } . . fn parse_attrs(attrs: &[impl AttributeExt]) -> Option { 244,000 ( 0.01%) let msrv_attr = attrs.iter().find(|attr| attr.path_matches(&[sym::clippy, sym::msrv]))?; 154,516 ( 0.01%) => ???:::path_matches (30,500x) . . let msrv = msrv_attr.value_str()?; . . parse_version(msrv) . } . 523,688 ( 0.02%) pub fn check_attrs(sess: &Session, attrs: &[impl AttributeExt]) { 21,384 ( 0.00%) let mut msrv_attrs = attrs.iter().filter(|attr| attr.path_matches(&[sym::clippy, sym::msrv])); 27,568 ( 0.00%) => ???:::path_matches (5,346x) . . let Some(msrv_attr) = msrv_attrs.next() else { . return; . }; . . if let Some(duplicate) = msrv_attrs.next_back() { . sess.dcx() . .struct_span_err(duplicate.span(), "`clippy::msrv` is defined multiple times") -- line 274 ---------------------------------------- -- line 280 ---------------------------------------- . sess.dcx().span_err(msrv_attr.span(), "bad clippy attribute"); . return; . }; . . if parse_version(msrv).is_none() { . sess.dcx() . .span_err(msrv_attr.span(), format!("`{msrv}` is not a valid Rust version")); . } 523,688 ( 0.02%) } 102,767 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/ineffective_open_options.rs -------------------------------------------------------------------------------- Ir -- line 38 ---------------------------------------- . pub INEFFECTIVE_OPEN_OPTIONS, . suspicious, . "usage of both `write(true)` and `append(true)` on same `OpenOptions`" . } . . declare_lint_pass!(IneffectiveOpenOptions => [INEFFECTIVE_OPEN_OPTIONS]); . . impl<'tcx> LateLintPass<'tcx> for IneffectiveOpenOptions { 177,600 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 98,714 ( 0.00%) if let ExprKind::MethodCall(name, recv, [_], _) = expr.kind 2,296 ( 0.00%) && name.ident.name == sym::open . && !expr.span.from_expansion() . && cx . .typeck_results() . .expr_ty(recv) . .peel_refs() . .is_diag_item(cx, sym::FsOpenOptions) . { . let mut append = false; -- line 56 ---------------------------------------- -- line 94 ---------------------------------------- . write_span, . "unnecessary use of `.write(true)` because there is `.append(true)`", . "remove `.write(true)`", . String::new(), . Applicability::MachineApplicable, . ); . } . } 177,600 ( 0.01%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/into_iter.rs -------------------------------------------------------------------------------- Ir -- line 20 ---------------------------------------- . . macro non_null { . (mut $place:expr, $t:ident) => {{ . #![allow(unused_unsafe)] // we're sometimes used within an unsafe block . unsafe { &mut *((&raw mut $place) as *mut NonNull<$t>) } . }}, . ($place:expr, $t:ident) => {{ . #![allow(unused_unsafe)] // we're sometimes used within an unsafe block 470 ( 0.00%) unsafe { *((&raw const $place) as *const NonNull<$t>) } . }}, . } . . /// An iterator that moves out of a vector. . /// . /// This `struct` is created by the `into_iter` method on [`Vec`](super::Vec) . /// (provided by the [`IntoIterator`] trait). . /// -- line 36 ---------------------------------------- -- line 81 ---------------------------------------- . /// let vec = vec!['a', 'b', 'c']; . /// let mut into_iter = vec.into_iter(); . /// assert_eq!(into_iter.as_slice(), &['a', 'b', 'c']); . /// let _ = into_iter.next().unwrap(); . /// assert_eq!(into_iter.as_slice(), &['b', 'c']); . /// ``` . #[stable(feature = "vec_into_iter_as_slice", since = "1.15.0")] . pub fn as_slice(&self) -> &[T] { 1 ( 0.00%) unsafe { slice::from_raw_parts(self.ptr.as_ptr(), self.len()) } . } . . /// Returns the remaining items of this iterator as a mutable slice. . /// . /// # Examples . /// . /// ``` . /// let vec = vec!['a', 'b', 'c']; -- line 97 ---------------------------------------- -- line 195 ---------------------------------------- . /// is already executing; otherwise a double-free will occur, and possibly a read from freed . /// memory if there are any remaining elements. . #[inline] . unsafe fn dealloc_only(&mut self) { . unsafe { . // SAFETY: our caller promises not to touch `*self` again . let alloc = ManuallyDrop::take(&mut self.alloc); . // RawVec handles deallocation 1,686 ( 0.00%) let _ = RawVec::from_nonnull_in(self.buf, self.cap, alloc); . } . } . . #[cfg(not(no_global_oom_handling))] . #[inline] . pub(crate) fn into_vecdeque(self) -> VecDeque { . // Keep our `Drop` impl from dropping the elements and the allocator . let mut this = ManuallyDrop::new(self); -- line 211 ---------------------------------------- -- line 254 ---------------------------------------- . if self.ptr.as_ptr() == self.end as *mut T { . return None; . } . // `ptr` has to stay where it is to remain aligned, so we reduce the length by 1 by . // reducing the `end`. . self.end = self.end.wrapping_byte_sub(1); . self.ptr . } else { 11,073 ( 0.00%) if self.ptr == non_null!(self.end, T) { . return None; . } . let old = self.ptr; 56 ( 0.00%) self.ptr = unsafe { old.add(1) }; . old . }; . Some(unsafe { ptr.read() }) . } . . #[inline] . fn size_hint(&self) -> (usize, Option) { . let exact = if T::IS_ZST { -- line 274 ---------------------------------------- -- line 353 ---------------------------------------- . // SAFETY: we just checked that `self.ptr` is in bounds. . let tmp = unsafe { self.ptr.read() }; . // See `next` for why we subtract from `end` here. . self.end = self.end.wrapping_byte_sub(1); . accum = f(accum, tmp); . } . } else { . // SAFETY: `self.end` can only be null if `T` is a ZST. 9 ( 0.00%) while self.ptr != non_null!(self.end, T) { . // SAFETY: we just checked that `self.ptr` is in bounds. . let tmp = unsafe { self.ptr.read() }; . // SAFETY: the maximum this can be is `self.end`. . // Increment `self.ptr` first to avoid double dropping in the event of a panic. . self.ptr = unsafe { self.ptr.add(1) }; . accum = f(accum, tmp); . } . } -- line 369 ---------------------------------------- -- line 387 ---------------------------------------- . // SAFETY: we just checked that `self.ptr` is in bounds. . let tmp = unsafe { self.ptr.read() }; . // See `next` for why we subtract from `end` here. . self.end = self.end.wrapping_byte_sub(1); . accum = f(accum, tmp)?; . } . } else { . // SAFETY: `self.end` can only be null if `T` is a ZST. 1,215 ( 0.00%) while self.ptr != non_null!(self.end, T) { . // SAFETY: we just checked that `self.ptr` is in bounds. . let tmp = unsafe { self.ptr.read() }; . // SAFETY: the maximum this can be is `self.end`. . // Increment `self.ptr` first to avoid double dropping in the event of a panic. . self.ptr = unsafe { self.ptr.add(1) }; . accum = f(accum, tmp)?; . } . } -- line 403 ---------------------------------------- -- line 589 ---------------------------------------- . self.0.dealloc_only(); . } . } . } . . let guard = DropGuard(self); . // destroy the remaining elements . unsafe { 2 ( 0.00%) ptr::drop_in_place(guard.0.as_raw_mut_slice()); . } . // now `guard` will be dropped and do the rest . } . } . . // In addition to the SAFETY invariants of the following three unsafe traits . // also refer to the vec::in_place_collect module documentation to get an overview . #[unstable(issue = "none", feature = "inplace_iteration")] -- line 605 ---------------------------------------- 22,166 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/sys/thread_local/native/mod.rs -------------------------------------------------------------------------------- Ir -- line 67 ---------------------------------------- . = $crate::thread::local_impl::EagerStorage::new(__RUST_STD_INTERNAL_INIT); . __RUST_STD_INTERNAL_VAL.get() . } . } else { . |_| { . #[thread_local] . $(#[$align_attr])* . static __RUST_STD_INTERNAL_VAL: $t = __RUST_STD_INTERNAL_INIT; 1,091,061 ( 0.04%) &__RUST_STD_INTERNAL_VAL . } . } . }) . } . }}, . . // used to generate the `LocalKey` value for `thread_local!` . (@key $t:ty, $(#[$align_attr:meta])*, $init:expr) => {{ -- line 83 ---------------------------------------- -- line 97 ---------------------------------------- . __RUST_STD_INTERNAL_VAL.get_or_init(__rust_std_internal_init, __rust_std_internal_init_fn) . } . } else { . |__rust_std_internal_init| { . #[thread_local] . $(#[$align_attr])* . static __RUST_STD_INTERNAL_VAL: $crate::thread::local_impl::LazyStorage<$t, !> . = $crate::thread::local_impl::LazyStorage::new(); 36 ( 0.00%) __RUST_STD_INTERNAL_VAL.get_or_init(__rust_std_internal_init, __rust_std_internal_init_fn) . } . } . }) . } . }}, . } . . #[rustc_macro_transparency = "semiopaque"] -- line 113 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/async_yields_async.rs -------------------------------------------------------------------------------- Ir -- line 43 ---------------------------------------- . pub ASYNC_YIELDS_ASYNC, . correctness, . "async blocks that return a type that can be awaited" . } . . declare_lint_pass!(AsyncYieldsAsync => [ASYNC_YIELDS_ASYNC]); . . impl<'tcx> LateLintPass<'tcx> for AsyncYieldsAsync { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 88,828 ( 0.00%) let ExprKind::Closure(Closure { . kind: ClosureKind::Coroutine(CoroutineKind::Desugared(CoroutineDesugaring::Async, kind)), . body: body_id, . .. 14 ( 0.00%) }) = expr.kind . else { . return; . }; . . let body_expr = match kind { . CoroutineSource::Fn => { . // For functions, with explicitly defined types, don't warn. . // XXXkhuey maybe we should? -- line 64 ---------------------------------------- -- line 118 ---------------------------------------- . return_expr_span, . "consider awaiting this value", . format!("{return_expr_snip}.await"), . applicability, . ); . }, . ); . } 355,200 ( 0.01%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/dep_graph/mod.rs -------------------------------------------------------------------------------- Ir -- line 66 ---------------------------------------- . }) . } . . /// Access dependencies from current implicit context. . fn read_deps(op: OP) . where . OP: for<'a> FnOnce(TaskDepsRef<'a>), . { 514,843 ( 0.02%) ty::tls::with_context_opt(|icx| { 43,856 ( 0.00%) let Some(icx) = icx else { return }; 21,928 ( 0.00%) op(icx.task_deps) 588,392 ( 0.02%) }) . } . . impl<'tcx> TyCtxt<'tcx> { . #[inline] . pub fn dep_kind_vtable(self, dk: DepKind) -> &'tcx DepKindVTable<'tcx> { . &self.dep_kind_vtables[dk.as_usize()] . } . -- line 85 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/generic_args.rs -------------------------------------------------------------------------------- Ir -- line 218 ---------------------------------------- . } . } . } . . impl<'tcx> GenericArg<'tcx> { . #[inline] . pub fn kind(self) -> GenericArgKind<'tcx> { . let ptr = 13,100 ( 0.00%) unsafe { self.ptr.map_addr(|addr| NonZero::new_unchecked(addr.get() & !TAG_MASK)) }; . // SAFETY: use of `Interned::new_unchecked` here is ok because these . // pointers were originally created from `Interned` types in `pack()`, . // and this is just going in the other direction. . unsafe { 33,276 ( 0.00%) match self.ptr.addr().get() & TAG_MASK { . REGION_TAG => GenericArgKind::Lifetime(ty::Region(Interned::new_unchecked( . ptr.cast::>().as_ref(), . ))), . TYPE_TAG => GenericArgKind::Type(Ty(Interned::new_unchecked( . ptr.cast::>>().as_ref(), . ))), . CONST_TAG => GenericArgKind::Const(ty::Const(Interned::new_unchecked( . ptr.cast::>>().as_ref(), -- line 239 ---------------------------------------- -- line 336 ---------------------------------------- . ) -> Result { . match self.kind() { . GenericArgKind::Lifetime(lt) => lt.try_fold_with(folder).map(Into::into), . GenericArgKind::Type(ty) => ty.try_fold_with(folder).map(Into::into), . GenericArgKind::Const(ct) => ct.try_fold_with(folder).map(Into::into), . } . } . 9 ( 0.00%) fn fold_with>>(self, folder: &mut F) -> Self { . match self.kind() { 728 ( 0.00%) GenericArgKind::Lifetime(lt) => lt.fold_with(folder).into(), 470 ( 0.00%) GenericArgKind::Type(ty) => ty.fold_with(folder).into(), . GenericArgKind::Const(ct) => ct.fold_with(folder).into(), . } 4 ( 0.00%) } . } . . impl<'tcx> TypeVisitable> for GenericArg<'tcx> { . fn visit_with>>(&self, visitor: &mut V) -> V::Result { 5,259 ( 0.00%) match self.kind() { . GenericArgKind::Lifetime(lt) => lt.visit_with(visitor), . GenericArgKind::Type(ty) => ty.visit_with(visitor), . GenericArgKind::Const(ct) => ct.visit_with(visitor), . } . } . } . . impl<'tcx, E: TyEncoder<'tcx>> Encodable for GenericArg<'tcx> { -- line 363 ---------------------------------------- -- line 525 ---------------------------------------- . ty::GenericArgKind::Lifetime(_) => None, . generic => Some(generic), . }) . } . . #[inline] . #[track_caller] . pub fn type_at(&self, i: usize) -> Ty<'tcx> { 7,866 ( 0.00%) self[i].as_type().unwrap_or_else( . #[track_caller] . || bug!("expected type for param #{} in {:?}", i, self), . ) . } . . #[inline] . #[track_caller] . pub fn region_at(&self, i: usize) -> ty::Region<'tcx> { -- line 541 ---------------------------------------- -- line 626 ---------------------------------------- . Ok(folder.cx().mk_args(&[param0, param1])) . } . } . 0 => Ok(self), . _ => ty::util::try_fold_list(self, folder, |tcx, v| tcx.mk_args(v)), . } . } . 11,089 ( 0.00%) fn fold_with>>(self, folder: &mut F) -> Self { . // See justification for this behavior in `try_fold_with`. 5,798 ( 0.00%) match self.len() { . 1 => { 376 ( 0.00%) let param0 = self[0].fold_with(folder); 696 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/generic_args.rs:>::fold_with::> (1x) 2,991 ( 0.00%) if param0 == self[0] { self } else { folder.cx().mk_args(&[param0]) } . } . 2 => { 399 ( 0.00%) let param0 = self[0].fold_with(folder); 490 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/generic_args.rs:>::fold_with::> (1x) 1,193 ( 0.00%) let param1 = self[1].fold_with(folder); 27 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/generic_args.rs:>::fold_with::> (1x) 1,797 ( 0.00%) if param0 == self[0] && param1 == self[1] { . self . } else { 1,986 ( 0.00%) folder.cx().mk_args(&[param0, param1]) . } . } . 0 => self, 82 ( 0.00%) _ => ty::util::fold_list(self, folder, |tcx, v| tcx.mk_args(v)), 5,034 ( 0.00%) => ???:::mk_args (33x) . } 11,091 ( 0.00%) } . } . . impl<'tcx> TypeFoldable> for &'tcx ty::List> { . fn try_fold_with>>( . self, . folder: &mut F, . ) -> Result { . // This code is fairly hot, though not as hot as `GenericArgsRef`. -- line 661 ---------------------------------------- -- line 682 ---------------------------------------- . } else { . Ok(folder.cx().mk_type_list(&[param0, param1])) . } . } . _ => ty::util::try_fold_list(self, folder, |tcx, v| tcx.mk_type_list(v)), . } . } . 9,414 ( 0.00%) fn fold_with>>(self, folder: &mut F) -> Self { . // See comment justifying behavior in `try_fold_with`. 2,092 ( 0.00%) match self.len() { . 2 => { 180 ( 0.00%) let param0 = self[0].fold_with(folder); 540 ( 0.00%) let param1 = self[1].fold_with(folder); 540 ( 0.00%) if param0 == self[0] && param1 == self[1] { . self . } else { 1,260 ( 0.00%) folder.cx().mk_type_list(&[param0, param1]) 20,412 ( 0.00%) => ???:::mk_type_list (180x) . } . } 866 ( 0.00%) _ => ty::util::fold_list(self, folder, |tcx, v| tcx.mk_type_list(v)), 114,049 ( 0.00%) => ???:::mk_type_list (866x) . } 9,414 ( 0.00%) } . } . . impl<'tcx, T: TypeVisitable>> TypeVisitable> for &'tcx ty::List { . #[inline] . fn visit_with>>(&self, visitor: &mut V) -> V::Result { 13,799 ( 0.00%) walk_visitable_list!(visitor, self.iter()); . V::Result::output() . } . } . . /// Stores the user-given args to reach some fully qualified path . /// (e.g., `::Item` or `::Item`). . #[derive(Copy, Clone, Debug, PartialEq, Eq, Hash, TyEncodable, TyDecodable)] . #[derive(StableHash, TypeFoldable, TypeVisitable, Lift)] -- line 718 ---------------------------------------- 4,806 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/derive/derive_ord_xor_partial_ord.rs -------------------------------------------------------------------------------- Ir -- line 3 ---------------------------------------- . use rustc_hir::{self as hir, HirId}; . use rustc_lint::LateContext; . use rustc_middle::ty::Ty; . use rustc_span::sym; . . use super::DERIVE_ORD_XOR_PARTIAL_ORD; . . /// Implementation of the `DERIVE_ORD_XOR_PARTIAL_ORD` lint. 6,600 ( 0.00%) pub(super) fn check<'tcx>( . cx: &LateContext<'tcx>, . item: &hir::Item<'_>, . trait_ref: &hir::TraitRef<'_>, . ty: Ty<'tcx>, . adt_hir_id: HirId, . ord_is_automatically_derived: bool, . ) { 2,640 ( 0.00%) if let Some(ord_trait_def_id) = cx.tcx.get_diagnostic_item(sym::Ord) 46,640 ( 0.00%) => ???:::get_diagnostic_item (440x) 1,760 ( 0.00%) && let Some(partial_ord_trait_def_id) = cx.tcx.lang_items().partial_ord_trait() 17,600 ( 0.00%) => ???:::lang_items (440x) 1,760 ( 0.00%) && let Some(def_id) = &trait_ref.trait_def_id() 5,720 ( 0.00%) => ???:::trait_def_id (440x) . && *def_id == ord_trait_def_id . && let item_hir_id = cx.tcx.local_def_id_to_hir_id(item.owner_id) . && !fulfill_or_allowed(cx, DERIVE_ORD_XOR_PARTIAL_ORD, [adt_hir_id]) . { . // Look for the PartialOrd implementations for `ty` . cx.tcx.for_each_relevant_impl(partial_ord_trait_def_id, ty, |impl_id| { . let partial_ord_is_automatically_derived = cx.tcx.is_automatically_derived(impl_id); . -- line 29 ---------------------------------------- -- line 46 ---------------------------------------- . if let Some(local_def_id) = impl_id.as_local() { . let hir_id = cx.tcx.local_def_id_to_hir_id(local_def_id); . diag.span_note(cx.tcx.hir_span(hir_id), "`PartialOrd` implemented here"); . } . }); . } . }); . } 3,520 ( 0.00%) } 1,760 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/partial_pub_fields.rs -------------------------------------------------------------------------------- Ir -- line 36 ---------------------------------------- . pub PARTIAL_PUB_FIELDS, . restriction, . "partial fields of a struct are public" . } . . declare_lint_pass!(PartialPubFields => [PARTIAL_PUB_FIELDS]); . . impl EarlyLintPass for PartialPubFields { 9,093 ( 0.00%) fn check_item(&mut self, cx: &EarlyContext<'_>, item: &Item) { 2,805 ( 0.00%) let ItemKind::Struct(_, _, ref st) = item.kind else { . return; . }; . 414 ( 0.00%) let mut fields = st.fields().iter(); 1,175 ( 0.00%) => ???:::fields (207x) . let Some(first_field) = fields.next() else { . // Empty struct. . return; . }; . let all_pub = first_field.vis.kind.is_pub(); . let all_priv = !all_pub; . . let msg = "mixed usage of pub and non-pub fields"; . . for field in fields { 146 ( 0.00%) if all_priv && field.vis.kind.is_pub() { . #[expect(clippy::collapsible_span_lint_calls, reason = "rust-clippy#7797")] . span_lint_and_then(cx, PARTIAL_PUB_FIELDS, field.vis.span, msg, |diag| { . diag.help("consider using private field here"); . }); . return; 18 ( 0.00%) } else if all_pub && !field.vis.kind.is_pub() { . #[expect(clippy::collapsible_span_lint_calls, reason = "rust-clippy#7797")] . span_lint_and_then(cx, PARTIAL_PUB_FIELDS, field.vis.span, msg, |diag| { . diag.help("consider using public field here"); . }); . return; . } . } 10,392 ( 0.00%) } . } 475 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs -------------------------------------------------------------------------------- Ir -- line 81 ---------------------------------------- . Method(Ident, &'a FnSig<'a>), . . /// `|x, y| {}` . Closure, . } . . impl<'a> FnKind<'a> { . pub fn header(&self) -> Option<&FnHeader> { 14,377 ( 0.00%) match *self { 66 ( 0.00%) FnKind::ItemFn(_, _, ref header) => Some(header), 5,642 ( 0.00%) FnKind::Method(_, ref sig) => Some(&sig.header), . FnKind::Closure => None, . } . } . . pub fn constness(self) -> Constness { . self.header().map_or(Constness::NotConst, |header| header.constness) . } . -- line 99 ---------------------------------------- -- line 230 ---------------------------------------- . /// nothing. **You probably don't want to override this method** -- . /// instead, override [`Self::NestedFilter`] or use the "shallow" or . /// "deep" visit patterns described at . /// [`intravisit`](self). The only reason to override . /// this method is if you want a nested pattern but cannot supply a . /// `TyCtxt`; see `maybe_tcx` for advice. . fn visit_nested_item(&mut self, id: ItemId) -> Self::Result { . if Self::NestedFilter::INTER { 364 ( 0.00%) let item = self.maybe_tcx().hir_item(id); 3,493 ( 0.00%) => ???:::hir_item (55x) . try_visit!(self.visit_item(item)); . } . Self::Result::output() . } . . /// Like `visit_nested_item()`, but for trait items. See . /// `visit_nested_item()` for advice on when to override this . /// method. -- line 246 ---------------------------------------- -- line 252 ---------------------------------------- . Self::Result::output() . } . . /// Like `visit_nested_item()`, but for impl items. See . /// `visit_nested_item()` for advice on when to override this . /// method. . fn visit_nested_impl_item(&mut self, id: ImplItemId) -> Self::Result { . if Self::NestedFilter::INTER { 6,112 ( 0.00%) let item = self.maybe_tcx().hir_impl_item(id); 4,508 ( 0.00%) => ???:::hir_impl_item (70x) . try_visit!(self.visit_impl_item(item)); . } . Self::Result::output() . } . . /// Like `visit_nested_item()`, but for foreign items. See . /// `visit_nested_item()` for advice on when to override this . /// method. -- line 268 ---------------------------------------- -- line 274 ---------------------------------------- . Self::Result::output() . } . . /// Invoked to visit the body of a function, method or closure. Like . /// `visit_nested_item`, does nothing by default unless you override . /// `Self::NestedFilter`. . fn visit_nested_body(&mut self, id: BodyId) -> Self::Result { . if Self::NestedFilter::INTRA { 14,988 ( 0.00%) let body = self.maybe_tcx().hir_body(id); 628 ( 0.00%) => ???:::hir_body (9x) . try_visit!(self.visit_body(body)); . } . Self::Result::output() . } . . fn visit_param(&mut self, param: &'v Param<'v>) -> Self::Result { . walk_param(self, param) . } . . /// Visits the top-level item and (optionally) nested items / impl items. See . /// `visit_nested_item` for details. . fn visit_item(&mut self, i: &'v Item<'v>) -> Self::Result { 364 ( 0.00%) walk_item(self, i) 150,730 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_item::> (55x) . } . . fn visit_body(&mut self, b: &Body<'v>) -> Self::Result { . walk_body(self, b) . } . . /////////////////////////////////////////////////////////////////////////// . -- line 303 ---------------------------------------- -- line 312 ---------------------------------------- . } . fn visit_mod(&mut self, m: &'v Mod<'v>, _s: Span, _n: HirId) -> Self::Result { . walk_mod(self, m) . } . fn visit_foreign_item(&mut self, i: &'v ForeignItem<'v>) -> Self::Result { . walk_foreign_item(self, i) . } . fn visit_local(&mut self, l: &'v LetStmt<'v>) -> Self::Result { 8,262 ( 0.00%) walk_local(self, l) 67,605 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_local::::check::{closure#0}>> (221x) . } 1,071 ( 0.00%) fn visit_block(&mut self, b: &'v Block<'v>) -> Self::Result { 103,220 ( 0.00%) walk_block(self, b) 6,608,301 ( 0.26%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_block:: (2,726x) 424 ( 0.00%) } . fn visit_stmt(&mut self, s: &'v Stmt<'v>) -> Self::Result { 7,468 ( 0.00%) walk_stmt(self, s) 111,919 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_stmt::::check::{closure#0}>> (301x) . } . fn visit_arm(&mut self, a: &'v Arm<'v>) -> Self::Result { 15,351 ( 0.00%) walk_arm(self, a) 732,749 ( 0.03%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_arm::> (4,212x) 102,754 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_arm::>'2 (359x) . } . fn visit_pat(&mut self, p: &'v Pat<'v>) -> Self::Result { 51,659 ( 0.00%) walk_pat(self, p) 175,179 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_pat:: (5,474x) . } . fn visit_pat_field(&mut self, f: &'v PatField<'v>) -> Self::Result { . walk_pat_field(self, f) . } . fn visit_pat_expr(&mut self, expr: &'v PatExpr<'v>) -> Self::Result { 9 ( 0.00%) walk_pat_expr(self, expr) 34 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_pat_expr:: (1x) . } . fn visit_lit(&mut self, _hir_id: HirId, _lit: Lit, _is_negated_pat: bool) -> Self::Result { . Self::Result::output() . } . fn visit_anon_const(&mut self, c: &'v AnonConst) -> Self::Result { . walk_anon_const(self, c) . } . fn visit_inline_const(&mut self, c: &'v ConstBlock) -> Self::Result { . walk_inline_const(self, c) . } . . fn visit_generic_arg(&mut self, generic_arg: &'v GenericArg<'v>) -> Self::Result { 4,620 ( 0.00%) walk_generic_arg(self, generic_arg) 376,008 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_generic_arg::> (2,880x) . } . . /// All types are treated as ambiguous types for the purposes of hir visiting in . /// order to ensure that visitors can handle infer vars without it being too error-prone. . /// . /// The [`Visitor::visit_infer`] method should be overridden in order to handle infer vars. . fn visit_ty(&mut self, t: &'v Ty<'v, AmbigArg>) -> Self::Result { 79,729 ( 0.00%) walk_ty(self, t) 285,639 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty::>'2 (2,570x) 1,845 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty::> (36x) . } . . fn visit_const_item_rhs(&mut self, c: ConstItemRhs<'v>) -> Self::Result { . walk_const_item_rhs(self, c) . } . . /// All consts are treated as ambiguous consts for the purposes of hir visiting in . /// order to ensure that visitors can handle infer vars without it being too error-prone. . /// . /// The [`Visitor::visit_infer`] method should be overridden in order to handle infer vars. . fn visit_const_arg(&mut self, c: &'v ConstArg<'v, AmbigArg>) -> Self::Result { 590 ( 0.00%) walk_const_arg(self, c) 154 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_const_arg:: (7x) . } . . #[allow(unused_variables)] . fn visit_infer(&mut self, inf_id: HirId, inf_span: Span, kind: InferKind<'v>) -> Self::Result { . self.visit_id(inf_id) . } . . fn visit_lifetime(&mut self, lifetime: &'v Lifetime) -> Self::Result { . walk_lifetime(self, lifetime) . } . . fn visit_expr(&mut self, ex: &'v Expr<'v>) -> Self::Result { 69,310 ( 0.00%) walk_expr(self, ex) 242 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr:: (1x) . } . fn visit_expr_field(&mut self, field: &'v ExprField<'v>) -> Self::Result { . walk_expr_field(self, field) . } . fn visit_const_arg_expr_field(&mut self, field: &'v ConstArgExprField<'v>) -> Self::Result { . walk_const_arg_expr_field(self, field) . } . fn visit_pattern_type_pattern(&mut self, p: &'v TyPat<'v>) -> Self::Result { -- line 392 ---------------------------------------- -- line 394 ---------------------------------------- . } . fn visit_generic_param(&mut self, p: &'v GenericParam<'v>) -> Self::Result { . walk_generic_param(self, p) . } . fn visit_const_param_default(&mut self, _param: HirId, ct: &'v ConstArg<'v>) -> Self::Result { . walk_const_param_default(self, ct) . } . fn visit_generics(&mut self, g: &'v Generics<'v>) -> Self::Result { 96 ( 0.00%) walk_generics(self, g) 2,179 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_generics:: (10x) . } . fn visit_where_predicate(&mut self, predicate: &'v WherePredicate<'v>) -> Self::Result { 46 ( 0.00%) walk_where_predicate(self, predicate) 3,237 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_where_predicate:: (23x) . } . fn visit_fn_ret_ty(&mut self, ret_ty: &'v FnRetTy<'v>) -> Self::Result { . walk_fn_ret_ty(self, ret_ty) . } . fn visit_fn_decl(&mut self, fd: &'v FnDecl<'v>) -> Self::Result { 62 ( 0.00%) walk_fn_decl(self, fd) 3,779 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_fn_decl:: (10x) . } . fn visit_fn( . &mut self, . fk: FnKind<'v>, . fd: &'v FnDecl<'v>, . b: BodyId, . _: Span, . id: LocalDefId, . ) -> Self::Result { 2,694 ( 0.00%) walk_fn(self, fk, fd, b, id) 1,763,791 ( 0.07%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_fn::> (1,221x) . } . fn visit_use(&mut self, path: &'v UsePath<'v>, hir_id: HirId) -> Self::Result { . walk_use(self, path, hir_id) . } . fn visit_trait_item(&mut self, ti: &'v TraitItem<'v>) -> Self::Result { . walk_trait_item(self, ti) . } . fn visit_trait_item_ref(&mut self, ii: &'v TraitItemId) -> Self::Result { . walk_trait_item_ref(self, *ii) . } . fn visit_impl_item(&mut self, ii: &'v ImplItem<'v>) -> Self::Result { 4,584 ( 0.00%) walk_impl_item(self, ii) 156,591 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_impl_item::>'2 (70x) . } . fn visit_foreign_item_ref(&mut self, ii: &'v ForeignItemId) -> Self::Result { . walk_foreign_item_ref(self, *ii) . } . fn visit_impl_item_ref(&mut self, ii: &'v ImplItemId) -> Self::Result { 98 ( 0.00%) walk_impl_item_ref(self, *ii) . } . fn visit_trait_ref(&mut self, t: &'v TraitRef<'v>) -> Self::Result { . walk_trait_ref(self, t) . } . fn visit_param_bound(&mut self, bounds: &'v GenericBound<'v>) -> Self::Result { 2,692 ( 0.00%) walk_param_bound(self, bounds) 1,100 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_param_bound::> (5x) 23 ( 0.00%) } . fn visit_precise_capturing_arg(&mut self, arg: &'v PreciseCapturingArg<'v>) -> Self::Result { . walk_precise_capturing_arg(self, arg) . } . fn visit_poly_trait_ref(&mut self, t: &'v PolyTraitRef<'v>) -> Self::Result { 64 ( 0.00%) walk_poly_trait_ref(self, t) 832 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_poly_trait_ref:: (16x) . } . fn visit_opaque_ty(&mut self, opaque: &'v OpaqueTy<'v>) -> Self::Result { . walk_opaque_ty(self, opaque) . } . fn visit_variant_data(&mut self, s: &'v VariantData<'v>) -> Self::Result { . walk_struct_def(self, s) . } . fn visit_field_def(&mut self, s: &'v FieldDef<'v>) -> Self::Result { 16 ( 0.00%) walk_field_def(self, s) 1,589 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_field_def::> (8x) . } . fn visit_enum_def(&mut self, enum_definition: &'v EnumDef<'v>) -> Self::Result { . walk_enum_def(self, enum_definition) . } . fn visit_variant(&mut self, v: &'v Variant<'v>) -> Self::Result { 26 ( 0.00%) walk_variant(self, v) 260 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_variant::> (13x) . } . fn visit_label(&mut self, label: &'v Label) -> Self::Result { . walk_label(self, label) . } . // The span is that of the surrounding type/pattern/expr/whatever. 162,806 ( 0.01%) fn visit_qpath(&mut self, qpath: &'v QPath<'v>, id: HirId, _span: Span) -> Self::Result { 165,744 ( 0.01%) walk_qpath(self, qpath, id) 52,475 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_qpath:: (225x) 139,548 ( 0.01%) } . fn visit_path(&mut self, path: &Path<'v>, _id: HirId) -> Self::Result { 56,984 ( 0.00%) walk_path(self, path) 179,588 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_path::> (5,423x) . } . fn visit_path_segment(&mut self, path_segment: &'v PathSegment<'v>) -> Self::Result { 18,631 ( 0.00%) walk_path_segment(self, path_segment) 234,148 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_path_segment:: (5,126x) 203 ( 0.00%) } 12,996 ( 0.00%) fn visit_generic_args(&mut self, generic_args: &'v GenericArgs<'v>) -> Self::Result { 644 ( 0.00%) walk_generic_args(self, generic_args) 67,312 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_generic_args:: (256x) 12,936 ( 0.00%) } . fn visit_assoc_item_constraint( . &mut self, . constraint: &'v AssocItemConstraint<'v>, . ) -> Self::Result { 12 ( 0.00%) walk_assoc_item_constraint(self, constraint) 217 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_assoc_item_constraint::> (1x) . } . fn visit_attribute(&mut self, _attr: &'v Attribute) -> Self::Result { . Self::Result::output() . } . fn visit_defaultness(&mut self, defaultness: &'v Defaultness) -> Self::Result { . walk_defaultness(self, defaultness) . } . fn visit_inline_asm(&mut self, asm: &'v InlineAsm<'v>, id: HirId) -> Self::Result { -- line 496 ---------------------------------------- -- line 516 ---------------------------------------- . walk_unambig_const_arg(self, c) . } . } . impl<'v, V: Visitor<'v>> VisitorExt<'v> for V {} . . pub fn walk_param<'v, V: Visitor<'v>>(visitor: &mut V, param: &'v Param<'v>) -> V::Result { . let Param { hir_id, pat, ty_span: _, span: _ } = param; . try_visit!(visitor.visit_id(*hir_id)); 9,666 ( 0.00%) visitor.visit_pat(pat) . } . 931 ( 0.00%) pub fn walk_item<'v, V: Visitor<'v>>(visitor: &mut V, item: &'v Item<'v>) -> V::Result { . let Item { owner_id: _, kind, span: _, vis_span: _, eii: _ } = item; . try_visit!(visitor.visit_id(item.hir_id())); 525 ( 0.00%) match *kind { . ItemKind::ExternCrate(orig_name, ident) => { . visit_opt!(visitor, visit_name, orig_name); . try_visit!(visitor.visit_ident(ident)); . } . ItemKind::Use(ref path, kind) => { 17 ( 0.00%) try_visit!(visitor.visit_use(path, item.hir_id())); . match kind { . UseKind::Single(ident) => try_visit!(visitor.visit_ident(ident)), . UseKind::Glob | UseKind::ListStem => {} . } . } 8 ( 0.00%) ItemKind::Static(_, ident, ref typ, body) => { . try_visit!(visitor.visit_ident(ident)); 4 ( 0.00%) try_visit!(visitor.visit_ty_unambig(typ)); . try_visit!(visitor.visit_nested_body(body)); . } 48 ( 0.00%) ItemKind::Const(ident, ref generics, ref typ, rhs) => { . try_visit!(visitor.visit_ident(ident)); 8 ( 0.00%) try_visit!(visitor.visit_generics(generics)); 8 ( 0.00%) try_visit!(visitor.visit_ty_unambig(typ)); . try_visit!(visitor.visit_const_item_rhs(rhs)); . } 76 ( 0.00%) ItemKind::Fn { ident, sig, generics, body: body_id, .. } => { . try_visit!(visitor.visit_ident(ident)); . try_visit!(visitor.visit_fn( 4 ( 0.00%) FnKind::ItemFn(ident, generics, sig.header), . sig.decl, . body_id, . item.span, . item.owner_id.def_id, . )); . } . ItemKind::Macro(ident, _def, _kind) => { . try_visit!(visitor.visit_ident(ident)); -- line 564 ---------------------------------------- -- line 579 ---------------------------------------- . } . ItemKind::TyAlias(ident, ref generics, ref ty) => { . try_visit!(visitor.visit_ident(ident)); . try_visit!(visitor.visit_generics(generics)); . try_visit!(visitor.visit_ty_unambig(ty)); . } . ItemKind::Enum(ident, ref generics, ref enum_definition) => { . try_visit!(visitor.visit_ident(ident)); 6 ( 0.00%) try_visit!(visitor.visit_generics(generics)); . try_visit!(visitor.visit_enum_def(enum_definition)); . } 240 ( 0.00%) ItemKind::Impl(Impl { generics, of_trait, self_ty, items, constness: _ }) => { . try_visit!(visitor.visit_generics(generics)); 30 ( 0.00%) if let Some(TraitImplHeader { . safety: _, . polarity: _, . defaultness: _, . defaultness_span: _, . trait_ref, 60 ( 0.00%) }) = of_trait . { . try_visit!(visitor.visit_trait_ref(trait_ref)); . } . try_visit!(visitor.visit_ty_unambig(self_ty)); . walk_list!(visitor, visit_impl_item_ref, items); . } . ItemKind::Struct(ident, ref generics, ref struct_definition) . | ItemKind::Union(ident, ref generics, ref struct_definition) => { . try_visit!(visitor.visit_ident(ident)); 24 ( 0.00%) try_visit!(visitor.visit_generics(generics)); . try_visit!(visitor.visit_variant_data(struct_definition)); . } . ItemKind::Trait { . impl_restriction, . constness: _, . is_auto: _, . safety: _, . ident, -- line 616 ---------------------------------------- -- line 628 ---------------------------------------- . } . ItemKind::TraitAlias(_constness, ident, ref generics, bounds) => { . try_visit!(visitor.visit_ident(ident)); . try_visit!(visitor.visit_generics(generics)); . walk_list!(visitor, visit_param_bound, bounds); . } . } . V::Result::output() 840 ( 0.00%) } . . pub fn walk_body<'v, V: Visitor<'v>>(visitor: &mut V, body: &Body<'v>) -> V::Result { . let Body { params, value } = body; 5,128 ( 0.00%) walk_list!(visitor, visit_param, *params); 9,695 ( 0.00%) visitor.visit_expr(*value) 6,803,111 ( 0.27%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr (2,964x) . } . . pub fn walk_ident<'v, V: Visitor<'v>>(visitor: &mut V, ident: Ident) -> V::Result { . visitor.visit_name(ident.name) . } . . pub fn walk_mod<'v, V: Visitor<'v>>(visitor: &mut V, module: &'v Mod<'v>) -> V::Result { . let Mod { spans: _, item_ids } = module; -- line 649 ---------------------------------------- -- line 670 ---------------------------------------- . ForeignItemKind::Static(ref typ, _, _) => { . try_visit!(visitor.visit_ty_unambig(typ)); . } . ForeignItemKind::Type => (), . } . V::Result::output() . } . 11,848 ( 0.00%) pub fn walk_local<'v, V: Visitor<'v>>(visitor: &mut V, local: &'v LetStmt<'v>) -> V::Result { . // Intentionally visiting the expr first - the initialization expr . // dominates the local's definition. . let LetStmt { super_: _, pat, ty, init, els, hir_id, span: _, source: _ } = local; 13,398 ( 0.00%) visit_opt!(visitor, visit_expr, *init); 6,718 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs: as rustc_hir::intravisit::Visitor>::visit_expr'2 (2x) . try_visit!(visitor.visit_id(*hir_id)); 2,073 ( 0.00%) try_visit!(visitor.visit_pat(*pat)); 8,184 ( 0.00%) visit_opt!(visitor, visit_block, *els); 4,929 ( 0.00%) visit_opt!(visitor, visit_ty_unambig, *ty); . V::Result::output() 11,203 ( 0.00%) } . 93,063 ( 0.00%) pub fn walk_block<'v, V: Visitor<'v>>(visitor: &mut V, block: &'v Block<'v>) -> V::Result { . let Block { stmts, expr, hir_id, rules: _, span: _, targeted_by_break: _ } = block; . try_visit!(visitor.visit_id(*hir_id)); 21,862 ( 0.00%) walk_list!(visitor, visit_stmt, *stmts); 4,167 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/slow_vector_initialization.rs:::visit_stmt (13x) 70,462 ( 0.00%) visit_opt!(visitor, visit_expr, *expr); 2,860 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs: as rustc_hir::intravisit::Visitor>::visit_expr'2 (4x) . V::Result::output() 9,814 ( 0.00%) } . 16,960 ( 0.00%) pub fn walk_stmt<'v, V: Visitor<'v>>(visitor: &mut V, statement: &'v Stmt<'v>) -> V::Result { . let Stmt { kind, hir_id, span: _ } = statement; . try_visit!(visitor.visit_id(*hir_id)); 35,505 ( 0.00%) match *kind { 3,022 ( 0.00%) StmtKind::Let(ref local) => visitor.visit_local(local), 91 ( 0.00%) StmtKind::Item(item) => visitor.visit_nested_item(item), . StmtKind::Expr(ref expression) | StmtKind::Semi(ref expression) => { 6,233 ( 0.00%) visitor.visit_expr(expression) 3,728 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs: as rustc_hir::intravisit::Visitor>::visit_expr'2 (4x) . } . } 2,360 ( 0.00%) } . 39,844 ( 0.00%) pub fn walk_arm<'v, V: Visitor<'v>>(visitor: &mut V, arm: &'v Arm<'v>) -> V::Result { . let Arm { hir_id, span: _, pat, guard, body } = arm; . try_visit!(visitor.visit_id(*hir_id)); 9,321 ( 0.00%) try_visit!(visitor.visit_pat(*pat)); 38,763 ( 0.00%) visit_opt!(visitor, visit_expr, *guard); 1,034 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (5x) 23,798 ( 0.00%) visitor.visit_expr(*body) 3,142,671 ( 0.12%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (4,553x) . } . . pub fn walk_ty_pat<'v, V: Visitor<'v>>(visitor: &mut V, pattern: &'v TyPat<'v>) -> V::Result { . let TyPat { kind, hir_id, span: _ } = pattern; . try_visit!(visitor.visit_id(*hir_id)); . match *kind { . TyPatKind::Range(lower_bound, upper_bound) => { . try_visit!(visitor.visit_const_arg_unambig(lower_bound)); -- line 723 ---------------------------------------- -- line 724 ---------------------------------------- . try_visit!(visitor.visit_const_arg_unambig(upper_bound)); . } . TyPatKind::Or(patterns) => walk_list!(visitor, visit_pattern_type_pattern, patterns), . TyPatKind::NotNull | TyPatKind::Err(_) => (), . } . V::Result::output() . } . 279,506 ( 0.01%) pub fn walk_pat<'v, V: Visitor<'v>>(visitor: &mut V, pattern: &'v Pat<'v>) -> V::Result { . let Pat { hir_id, kind, span, default_binding_modes: _ } = pattern; . try_visit!(visitor.visit_id(*hir_id)); 239,136 ( 0.01%) match *kind { 16,612 ( 0.00%) PatKind::TupleStruct(ref qpath, children, _) => { 14,430 ( 0.00%) try_visit!(visitor.visit_qpath(qpath, *hir_id, *span)); 66 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_qpath (2x) 17,363 ( 0.00%) walk_list!(visitor, visit_pat, children); . } 564 ( 0.00%) PatKind::Struct(ref qpath, fields, _) => { 456 ( 0.00%) try_visit!(visitor.visit_qpath(qpath, *hir_id, *span)); 5,016 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_qpath (152x) 361 ( 0.00%) walk_list!(visitor, visit_pat_field, fields); . } 56 ( 0.00%) PatKind::Or(pats) => walk_list!(visitor, visit_pat, pats), 182 ( 0.00%) PatKind::Tuple(tuple_elements, _) => { 506 ( 0.00%) walk_list!(visitor, visit_pat, tuple_elements); . } . PatKind::Box(ref subpattern) . | PatKind::Deref(ref subpattern) . | PatKind::Ref(ref subpattern, _, _) => { 8 ( 0.00%) try_visit!(visitor.visit_pat(subpattern)); . } . PatKind::Binding(_, _hir_id, ident, ref optional_subpattern) => { . try_visit!(visitor.visit_ident(ident)); 66,904 ( 0.00%) visit_opt!(visitor, visit_pat, optional_subpattern); . } 1,291 ( 0.00%) PatKind::Expr(ref expression) => try_visit!(visitor.visit_pat_expr(expression)), . PatKind::Range(ref lower_bound, ref upper_bound, _) => { . visit_opt!(visitor, visit_pat_expr, lower_bound); . visit_opt!(visitor, visit_pat_expr, upper_bound); . } . PatKind::Missing | PatKind::Never | PatKind::Wild | PatKind::Err(_) => (), . PatKind::Slice(prepatterns, ref slice_pattern, postpatterns) => { . walk_list!(visitor, visit_pat, prepatterns); . visit_opt!(visitor, visit_pat, slice_pattern); -- line 765 ---------------------------------------- -- line 766 ---------------------------------------- . walk_list!(visitor, visit_pat, postpatterns); . } . PatKind::Guard(subpat, condition) => { . try_visit!(visitor.visit_pat(subpat)); . try_visit!(visitor.visit_expr(condition)); . } . } . V::Result::output() 195,747 ( 0.01%) } . . pub fn walk_pat_field<'v, V: Visitor<'v>>(visitor: &mut V, field: &'v PatField<'v>) -> V::Result { . let PatField { hir_id, ident, pat, is_shorthand: _, span: _ } = field; . try_visit!(visitor.visit_id(*hir_id)); . try_visit!(visitor.visit_ident(*ident)); 141 ( 0.00%) visitor.visit_pat(*pat) . } . 5 ( 0.00%) pub fn walk_pat_expr<'v, V: Visitor<'v>>(visitor: &mut V, expr: &'v PatExpr<'v>) -> V::Result { . let PatExpr { hir_id, span, kind } = expr; 1,558 ( 0.00%) try_visit!(visitor.visit_id(*hir_id)); 2,582 ( 0.00%) match kind { . PatExprKind::Lit { lit, negated } => visitor.visit_lit(*hir_id, *lit, *negated), 8,729 ( 0.00%) PatExprKind::Path(qpath) => visitor.visit_qpath(qpath, *hir_id, *span), 25,461 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_qpath (763x) . } 6 ( 0.00%) } . . pub fn walk_anon_const<'v, V: Visitor<'v>>(visitor: &mut V, constant: &'v AnonConst) -> V::Result { . let AnonConst { hir_id, def_id: _, body, span: _ } = constant; . try_visit!(visitor.visit_id(*hir_id)); 48 ( 0.00%) visitor.visit_nested_body(*body) . } . . pub fn walk_inline_const<'v, V: Visitor<'v>>( . visitor: &mut V, . constant: &'v ConstBlock, . ) -> V::Result { . let ConstBlock { hir_id, def_id: _, body } = constant; . try_visit!(visitor.visit_id(*hir_id)); . visitor.visit_nested_body(*body) . } . 1,306,562 ( 0.05%) pub fn walk_expr<'v, V: Visitor<'v>>(visitor: &mut V, expression: &'v Expr<'v>) -> V::Result { . let Expr { hir_id, kind, span } = expression; 104,440 ( 0.00%) try_visit!(visitor.visit_id(*hir_id)); 710,939 ( 0.03%) match *kind { 330 ( 0.00%) ExprKind::Array(subexpressions) => { 4,320 ( 0.00%) walk_list!(visitor, visit_expr, subexpressions); 2,211,996 ( 0.09%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (595x) . } . ExprKind::ConstBlock(ref const_block) => { . try_visit!(visitor.visit_inline_const(const_block)) 1 ( 0.00%) } . ExprKind::Repeat(ref element, ref count) => { 153 ( 0.00%) try_visit!(visitor.visit_expr(element)); 405 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (7x) 45 ( 0.00%) try_visit!(visitor.visit_const_arg_unambig(count)); . } 1,116 ( 0.00%) ExprKind::Struct(ref qpath, fields, ref optional_base) => { 1,430 ( 0.00%) try_visit!(visitor.visit_qpath(qpath, *hir_id, *span)); 6,123 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_qpath (148x) 985 ( 0.00%) walk_list!(visitor, visit_expr_field, fields); 1,671 ( 0.00%) match optional_base { . StructTailExpr::Base(base) => try_visit!(visitor.visit_expr(base)), . StructTailExpr::None . | StructTailExpr::NoneWithError(_) . | StructTailExpr::DefaultFields(_) => {} . } . } 892 ( 0.00%) ExprKind::Tup(subexpressions) => { 3,015 ( 0.00%) walk_list!(visitor, visit_expr, subexpressions); 384 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (4x) . } 40,556 ( 0.00%) ExprKind::Call(ref callee_expression, arguments) => { 64,890 ( 0.00%) try_visit!(visitor.visit_expr(callee_expression)); 1,440 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs:::check_expr::{closure#0}> as rustc_hir::intravisit::Visitor>::visit_expr'2 (40x) 79,818 ( 0.00%) walk_list!(visitor, visit_expr, arguments); 2,550 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs:::check_expr::{closure#0}> as rustc_hir::intravisit::Visitor>::visit_expr'2 (40x) . } 39,292 ( 0.00%) ExprKind::MethodCall(ref segment, receiver, arguments, _) => { 13,562 ( 0.00%) try_visit!(visitor.visit_path_segment(segment)); 4 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_path_segment (1x) 45,619 ( 0.00%) try_visit!(visitor.visit_expr(receiver)); 146 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs:::check_expr::{closure#0}> as rustc_hir::intravisit::Visitor>::visit_expr'2 (2x) 30,984 ( 0.00%) walk_list!(visitor, visit_expr, arguments); 636 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (4x) . } . ExprKind::Use(expr, _) => { . try_visit!(visitor.visit_expr(expr)); . } . ExprKind::Binary(_, ref left_expression, ref right_expression) => { 1,670 ( 0.00%) try_visit!(visitor.visit_expr(left_expression)); 48 ( 0.00%) try_visit!(visitor.visit_expr(right_expression)); . } . ExprKind::AddrOf(_, _, ref subexpression) | ExprKind::Unary(_, ref subexpression) => { 2,208 ( 0.00%) try_visit!(visitor.visit_expr(subexpression)); . } . ExprKind::Cast(ref subexpression, ref typ) | ExprKind::Type(ref subexpression, ref typ) => { 7,890 ( 0.00%) try_visit!(visitor.visit_expr(subexpression)); 97,078 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (862x) 1,762 ( 0.00%) try_visit!(visitor.visit_ty_unambig(typ)); . } . ExprKind::DropTemps(ref subexpression) => { 88 ( 0.00%) try_visit!(visitor.visit_expr(subexpression)); . } 490 ( 0.00%) ExprKind::Let(LetExpr { span: _, pat, ty, init, recovered: _ }) => { . // match the visit order in walk_local 1,054 ( 0.00%) try_visit!(visitor.visit_expr(init)); 69,323 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (160x) 506 ( 0.00%) try_visit!(visitor.visit_pat(pat)); 1,100 ( 0.00%) visit_opt!(visitor, visit_ty_unambig, ty); . } . ExprKind::If(ref cond, ref then, ref else_opt) => { 7,171 ( 0.00%) try_visit!(visitor.visit_expr(cond)); 481,886 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (611x) 7,769 ( 0.00%) try_visit!(visitor.visit_expr(then)); 897,677 ( 0.04%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (611x) 4,298 ( 0.00%) visit_opt!(visitor, visit_expr, else_opt); . } . ExprKind::Loop(ref block, ref opt_label, _, _) => { . visit_opt!(visitor, visit_label, opt_label); 358 ( 0.00%) try_visit!(visitor.visit_block(block)); . } 12,000 ( 0.00%) ExprKind::Match(ref subexpression, arms, _) => { 19,136 ( 0.00%) try_visit!(visitor.visit_expr(subexpression)); 1,274,888 ( 0.05%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (2,192x) 34,351 ( 0.00%) walk_list!(visitor, visit_arm, arms); . } . ExprKind::Closure(&Closure { 55 ( 0.00%) def_id, . binder: _, 55 ( 0.00%) bound_generic_params, 47 ( 0.00%) fn_decl, 39 ( 0.00%) body, . capture_clause: _, . fn_decl_span: _, . fn_arg_span: _, . kind: _, . constness: _, . explicit_captures: _, . }) => { . walk_list!(visitor, visit_generic_param, bound_generic_params); 26 ( 0.00%) try_visit!(visitor.visit_fn(FnKind::Closure, fn_decl, body, *span, def_id)); 10 ( 0.00%) } . ExprKind::Block(ref block, ref opt_label) => { . visit_opt!(visitor, visit_label, opt_label); 13,543 ( 0.00%) try_visit!(visitor.visit_block(block)); . } . ExprKind::Assign(ref lhs, ref rhs, _) => { 103 ( 0.00%) try_visit!(visitor.visit_expr(rhs)); 22 ( 0.00%) try_visit!(visitor.visit_expr(lhs)); . } . ExprKind::AssignOp(_, ref left_expression, ref right_expression) => { 32 ( 0.00%) try_visit!(visitor.visit_expr(right_expression)); 7 ( 0.00%) try_visit!(visitor.visit_expr(left_expression)); . } . ExprKind::Field(ref subexpression, ident) => { 1,189 ( 0.00%) try_visit!(visitor.visit_expr(subexpression)); . try_visit!(visitor.visit_ident(ident)); . } . ExprKind::Index(ref main_expression, ref index_expression, _) => { 129 ( 0.00%) try_visit!(visitor.visit_expr(main_expression)); 20 ( 0.00%) try_visit!(visitor.visit_expr(index_expression)); . } 34,566 ( 0.00%) ExprKind::Path(ref qpath) => { 226,660 ( 0.01%) try_visit!(visitor.visit_qpath(qpath, *hir_id, *span)); 171 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_qpath (5x) . } . ExprKind::Break(ref destination, ref opt_expr) => { . visit_opt!(visitor, visit_label, &destination.label); 965 ( 0.00%) visit_opt!(visitor, visit_expr, opt_expr); . } . ExprKind::Continue(ref destination) => { . visit_opt!(visitor, visit_label, &destination.label); . } . ExprKind::Ret(ref optional_expression) => { 11,396 ( 0.00%) visit_opt!(visitor, visit_expr, optional_expression); . } . ExprKind::Become(ref expr) => try_visit!(visitor.visit_expr(expr)), . ExprKind::InlineAsm(ref asm) => { . try_visit!(visitor.visit_inline_asm(asm, *hir_id)); . } . ExprKind::OffsetOf(ref container, ref fields) => { . try_visit!(visitor.visit_ty_unambig(container)); . walk_list!(visitor, visit_ident, fields.iter().copied()); -- line 934 ---------------------------------------- -- line 939 ---------------------------------------- . ExprKind::UnsafeBinderCast(_kind, expr, ty) => { . try_visit!(visitor.visit_expr(expr)); . visit_opt!(visitor, visit_ty_unambig, ty); . } . ExprKind::Lit(lit) => try_visit!(visitor.visit_lit(*hir_id, lit, false)), . ExprKind::Err(_) => {} . } . V::Result::output() 586,894 ( 0.02%) } . . pub fn walk_expr_field<'v, V: Visitor<'v>>(visitor: &mut V, field: &'v ExprField<'v>) -> V::Result { . let ExprField { hir_id, ident, expr, span: _, is_shorthand: _ } = field; . try_visit!(visitor.visit_id(*hir_id)); . try_visit!(visitor.visit_ident(*ident)); 2,187 ( 0.00%) visitor.visit_expr(*expr) 26,101 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (210x) . } . . pub fn walk_const_arg_expr_field<'v, V: Visitor<'v>>( . visitor: &mut V, . field: &'v ConstArgExprField<'v>, . ) -> V::Result { . let ConstArgExprField { hir_id, field, expr, span: _ } = field; . try_visit!(visitor.visit_id(*hir_id)); -- line 961 ---------------------------------------- -- line 966 ---------------------------------------- . /// We track whether an infer var is from a [`Ty`], [`ConstArg`], or [`GenericArg`] so that . /// HIR visitors overriding [`Visitor::visit_infer`] can determine what kind of infer is being visited . pub enum InferKind<'hir> { . Ty(&'hir Ty<'hir>), . Const(&'hir ConstArg<'hir>), . Ambig(&'hir InferArg), . } . 28,084 ( 0.00%) pub fn walk_generic_arg<'v, V: Visitor<'v>>( . visitor: &mut V, . generic_arg: &'v GenericArg<'v>, . ) -> V::Result { 82,294 ( 0.00%) match generic_arg { 6,114 ( 0.00%) GenericArg::Lifetime(lt) => visitor.visit_lifetime(lt), 11,902 ( 0.00%) GenericArg::Type(ty) => visitor.visit_ty(ty), 166,181 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:::visit_ty'2 (1,669x) . GenericArg::Const(ct) => visitor.visit_const_arg(ct), . GenericArg::Infer(inf) => { . let InferArg { hir_id, span } = inf; . visitor.visit_infer(*hir_id, *span, InferKind::Ambig(inf)) . } . } 10,912 ( 0.00%) } . . pub fn walk_unambig_ty<'v, V: Visitor<'v>>(visitor: &mut V, typ: &'v Ty<'v>) -> V::Result { . match typ.try_as_ambig_ty() { 21,552 ( 0.00%) Some(ambig_ty) => visitor.visit_ty(ambig_ty), 164,567 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/type_complexity.rs:::visit_ty (855x) . None => { . let Ty { hir_id, span, kind: _ } = typ; . visitor.visit_infer(*hir_id, *span, InferKind::Ty(typ)) . } . } . } . 344,680 ( 0.01%) pub fn walk_ty<'v, V: Visitor<'v>>(visitor: &mut V, typ: &'v Ty<'v, AmbigArg>) -> V::Result { . let Ty { hir_id, span: _, kind } = typ; . try_visit!(visitor.visit_id(*hir_id)); . 167,985 ( 0.01%) match *kind { 4 ( 0.00%) TyKind::Slice(ref ty) => try_visit!(visitor.visit_ty_unambig(ty)), . TyKind::Ptr(ref mutable_type) => try_visit!(visitor.visit_ty_unambig(mutable_type.ty)), . TyKind::Ref(ref lifetime, ref mutable_type) => { 1,815 ( 0.00%) try_visit!(visitor.visit_lifetime(lifetime)); 2,507 ( 0.00%) try_visit!(visitor.visit_ty_unambig(mutable_type.ty)); . } . TyKind::Never => {} 387 ( 0.00%) TyKind::Tup(tuple_element_types) => { 289 ( 0.00%) walk_list!(visitor, visit_ty_unambig, tuple_element_types); . } . TyKind::FnPtr(ref function_declaration) => { . walk_list!(visitor, visit_generic_param, function_declaration.generic_params); . try_visit!(visitor.visit_fn_decl(function_declaration.decl)); . } . TyKind::UnsafeBinder(ref unsafe_binder) => { . walk_list!(visitor, visit_generic_param, unsafe_binder.generic_params); . try_visit!(visitor.visit_ty_unambig(unsafe_binder.inner_ty)); . } 4,790 ( 0.00%) TyKind::Path(ref qpath) => { . try_visit!(visitor.visit_qpath(qpath, typ.hir_id, typ.span)); . } . TyKind::OpaqueDef(opaque) => { . try_visit!(visitor.visit_opaque_ty(opaque)); . } . TyKind::TraitAscription(bounds) => { . walk_list!(visitor, visit_param_bound, bounds); . } . TyKind::Array(ref ty, ref length) => { 41 ( 0.00%) try_visit!(visitor.visit_ty_unambig(ty)); 41 ( 0.00%) try_visit!(visitor.visit_const_arg_unambig(length)); . } 14 ( 0.00%) TyKind::TraitObject(bounds, ref lifetime) => { . for bound in bounds { . try_visit!(visitor.visit_poly_trait_ref(bound)); . } . try_visit!(visitor.visit_lifetime(lifetime)); . } . TyKind::InferDelegation(..) | TyKind::Err(_) => {} . TyKind::Pat(ty, pat) => { . try_visit!(visitor.visit_ty_unambig(ty)); -- line 1043 ---------------------------------------- -- line 1051 ---------------------------------------- . TyKind::View(ty, fields) => { . try_visit!(visitor.visit_ty_unambig(ty)); . for field in fields { . try_visit!(visitor.visit_ident(*field)); . } . } . } . V::Result::output() 210,896 ( 0.01%) } . . pub fn walk_const_item_rhs<'v, V: Visitor<'v>>( . visitor: &mut V, . ct_rhs: ConstItemRhs<'v>, . ) -> V::Result { 16 ( 0.00%) match ct_rhs { . ConstItemRhs::Body(body_id) => visitor.visit_nested_body(body_id), . ConstItemRhs::TypeConst(const_arg) => visitor.visit_const_arg_unambig(const_arg), . } . } . . pub fn walk_unambig_const_arg<'v, V: Visitor<'v>>( . visitor: &mut V, . const_arg: &'v ConstArg<'v>, -- line 1073 ---------------------------------------- -- line 1076 ---------------------------------------- . Some(ambig_ct) => visitor.visit_const_arg(ambig_ct), . None => { . let ConstArg { hir_id, kind: _, span } = const_arg; . visitor.visit_infer(*hir_id, *span, InferKind::Const(const_arg)) . } . } . } . 718 ( 0.00%) pub fn walk_const_arg<'v, V: Visitor<'v>>( . visitor: &mut V, . const_arg: &'v ConstArg<'v, AmbigArg>, . ) -> V::Result { . let ConstArg { hir_id, kind, span: _ } = const_arg; . try_visit!(visitor.visit_id(*hir_id)); 430 ( 0.00%) match kind { . ConstArgKind::Tup(exprs) => { . walk_list!(visitor, visit_const_arg_unambig, *exprs); . V::Result::output() . } . ConstArgKind::Struct(qpath, field_exprs) => { . try_visit!(visitor.visit_qpath(qpath, *hir_id, qpath.span())); . . for field_expr in *field_exprs { -- line 1098 ---------------------------------------- -- line 1110 ---------------------------------------- . } . ConstArgKind::Array(array_expr) => { . for arg in array_expr.elems { . try_visit!(visitor.visit_const_arg_unambig(*arg)); . } . V::Result::output() . } . ConstArgKind::Path(qpath) => visitor.visit_qpath(qpath, *hir_id, qpath.span()), 41 ( 0.00%) ConstArgKind::Anon(anon) => visitor.visit_anon_const(*anon), . ConstArgKind::Error(_) => V::Result::output(), // errors and spans are not important . ConstArgKind::Literal { .. } => V::Result::output(), // FIXME(mcga) . } 660 ( 0.00%) } . . pub fn walk_generic_param<'v, V: Visitor<'v>>( . visitor: &mut V, . param: &'v GenericParam<'v>, . ) -> V::Result { . let GenericParam { . hir_id, . def_id: _, -- line 1130 ---------------------------------------- -- line 1135 ---------------------------------------- . colon_span: _, . source: _, . } = param; . try_visit!(visitor.visit_id(*hir_id)); . match *name { . ParamName::Plain(ident) | ParamName::Error(ident) => try_visit!(visitor.visit_ident(ident)), . ParamName::Fresh => {} . } 15,994 ( 0.00%) match *kind { . GenericParamKind::Lifetime { .. } => {} . GenericParamKind::Type { ref default, .. } => { 6,108 ( 0.00%) visit_opt!(visitor, visit_ty_unambig, default) . } . GenericParamKind::Const { ref ty, ref default } => { . try_visit!(visitor.visit_ty_unambig(ty)); . if let Some(default) = default { . try_visit!(visitor.visit_const_param_default(*hir_id, default)); . } . } . } -- line 1154 ---------------------------------------- -- line 1157 ---------------------------------------- . . pub fn walk_const_param_default<'v, V: Visitor<'v>>( . visitor: &mut V, . ct: &'v ConstArg<'v>, . ) -> V::Result { . visitor.visit_const_arg_unambig(ct) . } . 4,539 ( 0.00%) pub fn walk_generics<'v, V: Visitor<'v>>(visitor: &mut V, generics: &'v Generics<'v>) -> V::Result { . let &Generics { 2,105 ( 0.00%) params, 4,210 ( 0.00%) predicates, . has_where_clause_predicates: _, . where_clause_span: _, . span: _, . } = generics; . walk_list!(visitor, visit_generic_param, params); 2,614 ( 0.00%) walk_list!(visitor, visit_where_predicate, predicates); 6,204 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/extra_unused_type_parameters.rs:::visit_where_predicate (16x) . V::Result::output() 4,056 ( 0.00%) } . 178 ( 0.00%) pub fn walk_where_predicate<'v, V: Visitor<'v>>( . visitor: &mut V, . predicate: &'v WherePredicate<'v>, . ) -> V::Result { 28 ( 0.00%) let &WherePredicate { hir_id, kind, span: _ } = predicate; . try_visit!(visitor.visit_id(hir_id)); 56 ( 0.00%) match *kind { . WherePredicateKind::BoundPredicate(WhereBoundPredicate { . ref bounded_ty, 42 ( 0.00%) bounds, 21 ( 0.00%) bound_generic_params, . origin: _, . }) => { 21 ( 0.00%) try_visit!(visitor.visit_ty_unambig(bounded_ty)); 42 ( 0.00%) walk_list!(visitor, visit_param_bound, bounds); 1,413 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_param_bound (21x) . walk_list!(visitor, visit_generic_param, bound_generic_params); . } . WherePredicateKind::RegionPredicate(WhereRegionPredicate { . ref lifetime, 12 ( 0.00%) bounds, . in_where_clause: _, . }) => { . try_visit!(visitor.visit_lifetime(lifetime)); 11 ( 0.00%) walk_list!(visitor, visit_param_bound, bounds); 6 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_param_bound (2x) . } . } . V::Result::output() 178 ( 0.00%) } . 216 ( 0.00%) pub fn walk_fn_decl<'v, V: Visitor<'v>>( . visitor: &mut V, . function_declaration: &'v FnDecl<'v>, . ) -> V::Result { . let FnDecl { inputs, output, fn_decl_kind: _ } = function_declaration; 2,285 ( 0.00%) walk_list!(visitor, visit_ty_unambig, *inputs); . visitor.visit_fn_ret_ty(output) 16 ( 0.00%) } . . pub fn walk_fn_ret_ty<'v, V: Visitor<'v>>(visitor: &mut V, ret_ty: &'v FnRetTy<'v>) -> V::Result { 6,810 ( 0.00%) if let FnRetTy::Return(output_ty) = *ret_ty { . try_visit!(visitor.visit_ty_unambig(output_ty)); . } . V::Result::output() . } . 25,044 ( 0.00%) pub fn walk_fn<'v, V: Visitor<'v>>( . visitor: &mut V, . function_kind: FnKind<'v>, . function_declaration: &'v FnDecl<'v>, . body_id: BodyId, . _: LocalDefId, . ) -> V::Result { . try_visit!(visitor.visit_fn_decl(function_declaration)); 24 ( 0.00%) try_visit!(walk_fn_kind(visitor, function_kind)); . visitor.visit_nested_body(body_id) 16,696 ( 0.00%) } . . pub fn walk_fn_kind<'v, V: Visitor<'v>>(visitor: &mut V, function_kind: FnKind<'v>) -> V::Result { 4,174 ( 0.00%) match function_kind { . FnKind::ItemFn(_, generics, ..) => { . try_visit!(visitor.visit_generics(generics)); . } . FnKind::Closure | FnKind::Method(..) => {} . } . V::Result::output() . } . . pub fn walk_use<'v, V: Visitor<'v>>( . visitor: &mut V, . path: &'v UsePath<'v>, . hir_id: HirId, . ) -> V::Result { 34 ( 0.00%) let UsePath { segments, ref res, span } = *path; 459 ( 0.00%) for res in res.present_items() { . try_visit!(visitor.visit_path(&Path { segments, res, span }, hir_id)); . } . V::Result::output() . } . . pub fn walk_trait_item<'v, V: Visitor<'v>>( . visitor: &mut V, . trait_item: &'v TraitItem<'v>, -- line 1259 ---------------------------------------- -- line 1291 ---------------------------------------- . } . V::Result::output() . } . . pub fn walk_trait_item_ref<'v, V: Visitor<'v>>(visitor: &mut V, id: TraitItemId) -> V::Result { . visitor.visit_nested_trait_item(id) . } . 13,842 ( 0.00%) pub fn walk_impl_item<'v, V: Visitor<'v>>( . visitor: &mut V, . impl_item: &'v ImplItem<'v>, . ) -> V::Result { . let ImplItem { owner_id: _, ident, ref generics, ref impl_kind, ref kind, span: _ } = . *impl_item; . . try_visit!(visitor.visit_ident(ident)); 1,538 ( 0.00%) try_visit!(visitor.visit_generics(generics)); . try_visit!(visitor.visit_id(impl_item.hir_id())); . match impl_kind { . ImplItemImplKind::Inherent { vis_span: _ } => {} . ImplItemImplKind::Trait { defaultness, trait_item_def_id: _ } => { . try_visit!(visitor.visit_defaultness(defaultness)); . } . } 12,304 ( 0.00%) match *kind { . ImplItemKind::Const(ref ty, rhs) => { . try_visit!(visitor.visit_ty_unambig(ty)); . visitor.visit_const_item_rhs(rhs) . } 2,612 ( 0.00%) ImplItemKind::Fn(ref sig, body_id) => visitor.visit_fn( 7,776 ( 0.00%) FnKind::Method(impl_item.ident, sig), 1,306 ( 0.00%) sig.decl, . body_id, . impl_item.span, . impl_item.owner_id.def_id, 1,296 ( 0.00%) ), 232 ( 0.00%) ImplItemKind::Type(ref ty) => visitor.visit_ty_unambig(ty), . } 10,448 ( 0.00%) } . . pub fn walk_foreign_item_ref<'v, V: Visitor<'v>>(visitor: &mut V, id: ForeignItemId) -> V::Result { . visitor.visit_nested_foreign_item(id) . } . . pub fn walk_impl_item_ref<'v, V: Visitor<'v>>(visitor: &mut V, id: ImplItemId) -> V::Result { . visitor.visit_nested_impl_item(id) . } . . pub fn walk_trait_ref<'v, V: Visitor<'v>>( . visitor: &mut V, . trait_ref: &'v TraitRef<'v>, . ) -> V::Result { . let TraitRef { hir_ref_id, path } = trait_ref; . try_visit!(visitor.visit_id(*hir_ref_id)); 4,826 ( 0.00%) visitor.visit_path(*path, *hir_ref_id) . } . 12,130 ( 0.00%) pub fn walk_param_bound<'v, V: Visitor<'v>>( . visitor: &mut V, . bound: &'v GenericBound<'v>, . ) -> V::Result { 26,808 ( 0.00%) match *bound { 9,114 ( 0.00%) GenericBound::Trait(ref typ) => visitor.visit_poly_trait_ref(typ), 440 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:::visit_poly_trait_ref (2x) 15 ( 0.00%) GenericBound::Outlives(ref lifetime) => visitor.visit_lifetime(lifetime), . GenericBound::Use(args, _) => { . walk_list!(visitor, visit_precise_capturing_arg, args); . V::Result::output() . } . } 10,768 ( 0.00%) } . . pub fn walk_precise_capturing_arg<'v, V: Visitor<'v>>( . visitor: &mut V, . arg: &'v PreciseCapturingArg<'v>, . ) -> V::Result { . match *arg { . PreciseCapturingArg::Lifetime(lt) => visitor.visit_lifetime(lt), . PreciseCapturingArg::Param(param) => { . let PreciseCapturingNonLifetimeArg { hir_id, ident, res: _ } = param; . try_visit!(visitor.visit_id(hir_id)); . visitor.visit_ident(ident) . } . } . } . 144 ( 0.00%) pub fn walk_poly_trait_ref<'v, V: Visitor<'v>>( . visitor: &mut V, . trait_ref: &'v PolyTraitRef<'v>, . ) -> V::Result { . let PolyTraitRef { bound_generic_params, modifiers: _, trait_ref, span: _ } = trait_ref; 3,663 ( 0.00%) walk_list!(visitor, visit_generic_param, *bound_generic_params); . visitor.visit_trait_ref(trait_ref) 128 ( 0.00%) } . . pub fn walk_opaque_ty<'v, V: Visitor<'v>>(visitor: &mut V, opaque: &'v OpaqueTy<'v>) -> V::Result { . let &OpaqueTy { hir_id, def_id: _, bounds, origin: _, span: _ } = opaque; . try_visit!(visitor.visit_id(hir_id)); . walk_list!(visitor, visit_param_bound, bounds); . V::Result::output() . } . -- line 1391 ---------------------------------------- -- line 1393 ---------------------------------------- . visitor: &mut V, . struct_definition: &'v VariantData<'v>, . ) -> V::Result { . visit_opt!(visitor, visit_id, struct_definition.ctor_hir_id()); . walk_list!(visitor, visit_field_def, struct_definition.fields()); . V::Result::output() . } . 72 ( 0.00%) pub fn walk_field_def<'v, V: Visitor<'v>>( . visitor: &mut V, . FieldDef { . hir_id, . ident, . ty, . default, . span: _, . vis_span: _, . mut_restriction, . def_id: _, . safety: _, . }: &'v FieldDef<'v>, . ) -> V::Result { 32 ( 0.00%) if let RestrictionKind::Restricted(path) = mut_restriction.kind { . walk_list!(visitor, visit_path_segment, path.segments); . } . try_visit!(visitor.visit_id(*hir_id)); . try_visit!(visitor.visit_ident(*ident)); 24 ( 0.00%) visit_opt!(visitor, visit_anon_const, default); 8 ( 0.00%) visitor.visit_ty_unambig(*ty) . } . . pub fn walk_enum_def<'v, V: Visitor<'v>>( . visitor: &mut V, . enum_definition: &'v EnumDef<'v>, . ) -> V::Result { . let EnumDef { variants } = enum_definition; 6 ( 0.00%) walk_list!(visitor, visit_variant, *variants); . V::Result::output() . } . 104 ( 0.00%) pub fn walk_variant<'v, V: Visitor<'v>>(visitor: &mut V, variant: &'v Variant<'v>) -> V::Result { . let Variant { ident, hir_id, def_id: _, data, disr_expr, span: _ } = variant; . try_visit!(visitor.visit_ident(*ident)); . try_visit!(visitor.visit_id(*hir_id)); . try_visit!(visitor.visit_variant_data(data)); 39 ( 0.00%) visit_opt!(visitor, visit_anon_const, disr_expr); . V::Result::output() 91 ( 0.00%) } . . pub fn walk_label<'v, V: Visitor<'v>>(visitor: &mut V, label: &'v Label) -> V::Result { . let Label { ident } = label; . visitor.visit_ident(*ident) . } . . pub fn walk_inf<'v, V: Visitor<'v>>(visitor: &mut V, inf: &'v InferArg) -> V::Result { . let InferArg { hir_id, span: _ } = inf; -- line 1448 ---------------------------------------- -- line 1450 ---------------------------------------- . } . . pub fn walk_lifetime<'v, V: Visitor<'v>>(visitor: &mut V, lifetime: &'v Lifetime) -> V::Result { . let Lifetime { hir_id, ident, kind: _, source: _, syntax: _ } = lifetime; . try_visit!(visitor.visit_id(*hir_id)); . visitor.visit_ident(*ident) . } . 191,205 ( 0.01%) pub fn walk_qpath<'v, V: Visitor<'v>>( . visitor: &mut V, . qpath: &'v QPath<'v>, . id: HirId, . ) -> V::Result { 160,870 ( 0.01%) match *qpath { . QPath::Resolved(ref maybe_qself, ref path) => { 146,394 ( 0.01%) visit_opt!(visitor, visit_ty_unambig, maybe_qself); 73,146 ( 0.00%) visitor.visit_path(path, id) . } . QPath::TypeRelative(ref qself, ref segment) => { 2,122 ( 0.00%) try_visit!(visitor.visit_ty_unambig(qself)); 6,560 ( 0.00%) visitor.visit_path_segment(segment) . } . } 169,960 ( 0.01%) } . 4,815 ( 0.00%) pub fn walk_path<'v, V: Visitor<'v>>(visitor: &mut V, path: &Path<'v>) -> V::Result { . let Path { segments, span: _, res: _ } = path; 78,665 ( 0.00%) walk_list!(visitor, visit_path_segment, *segments); 717 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_path_segment (25x) . V::Result::output() 12,164 ( 0.00%) } . 2,135 ( 0.00%) pub fn walk_path_segment<'v, V: Visitor<'v>>( . visitor: &mut V, . segment: &'v PathSegment<'v>, . ) -> V::Result { . let PathSegment { ident, hir_id, res: _, args, infer_args: _, delegation_child_segment: _ } = . segment; . try_visit!(visitor.visit_ident(*ident)); . try_visit!(visitor.visit_id(*hir_id)); 338,238 ( 0.01%) visit_opt!(visitor, visit_generic_args, *args); 2,584 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_generic_args (40x) . V::Result::output() 10,383 ( 0.00%) } . 2,898 ( 0.00%) pub fn walk_generic_args<'v, V: Visitor<'v>>( . visitor: &mut V, . generic_args: &'v GenericArgs<'v>, . ) -> V::Result { . let GenericArgs { args, constraints, parenthesized: _, span_ext: _ } = generic_args; 16,598 ( 0.00%) walk_list!(visitor, visit_generic_arg, *args); 378,697 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs: as rustc_hir::intravisit::Visitor>::visit_generic_arg (2,875x) 8,455 ( 0.00%) walk_list!(visitor, visit_assoc_item_constraint, *constraints); . V::Result::output() 2,576 ( 0.00%) } . 48 ( 0.00%) pub fn walk_assoc_item_constraint<'v, V: Visitor<'v>>( . visitor: &mut V, . constraint: &'v AssocItemConstraint<'v>, . ) -> V::Result { . let AssocItemConstraint { hir_id, ident, gen_args, kind: _, span: _ } = constraint; . try_visit!(visitor.visit_id(*hir_id)); . try_visit!(visitor.visit_ident(*ident)); 86 ( 0.00%) try_visit!(visitor.visit_generic_args(*gen_args)); 96 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:::visit_generic_args'2 (4x) 72 ( 0.00%) match constraint.kind { 68 ( 0.00%) AssocItemConstraintKind::Equality { ref term } => match term { . Term::Ty(ty) => try_visit!(visitor.visit_ty_unambig(ty)), . Term::Const(c) => try_visit!(visitor.visit_const_arg_unambig(c)), . }, . AssocItemConstraintKind::Bound { bounds } => { . walk_list!(visitor, visit_param_bound, bounds) . } . } . V::Result::output() -- line 1520 ---------------------------------------- 417,495 ( 0.02%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/attrs/mod.rs -------------------------------------------------------------------------------- Ir -- line 506 ---------------------------------------- . . impl Attributes { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for Attributes { 13,518 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 7,510 ( 0.00%) let attrs = cx.tcx.hir_attrs(item.hir_id()); 86,546 ( 0.00%) => ???:::hir_attrs (1,502x) 3,070 ( 0.00%) if let ItemKind::Fn { ident, body, .. } = item.kind { 154 ( 0.00%) inline_always::check(cx, item.span, ident.name, attrs, Some(body)); 633 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/inline_always.rs:clippy_lints::attrs::inline_always::check (22x) . } 1,480 ( 0.00%) repr_attributes::check(cx, item.span, attrs, self.msrv); 10,514 ( 0.00%) } . . fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx ImplItem<'_>) { 14,040 ( 0.00%) if let ImplItemKind::Fn(_, body) = item.kind { 18,522 ( 0.00%) inline_always::check( 49,994 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/inline_always.rs:clippy_lints::attrs::inline_always::check (2,646x) . cx, 2,646 ( 0.00%) item.span, 2,646 ( 0.00%) item.ident.name, 10,584 ( 0.00%) cx.tcx.hir_attrs(item.hir_id()), 163,731 ( 0.01%) => ???:::hir_attrs (2,646x) . Some(body), . ); . } . } . . fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx TraitItem<'_>) { 366 ( 0.00%) if let TraitItemKind::Fn(_, kind) = item.kind { 888 ( 0.00%) let body = match kind { . TraitFn::Required(_) => None, . TraitFn::Provided(body) => Some(body), . }; 2,072 ( 0.00%) inline_always::check(cx, item.span, item.ident.name, cx.tcx.hir_attrs(item.hir_id()), body); 11,859 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/inline_always.rs:clippy_lints::attrs::inline_always::check (148x) 9,240 ( 0.00%) => ???:::hir_attrs (148x) . } . } . } . . pub struct EarlyAttributes { . msrv: MsrvStack, . } . . impl EarlyAttributes { . pub fn new(conf: &'static Conf) -> Self { 18 ( 0.00%) Self { msrv: conf.msrv.into() } . } . } . . impl EarlyLintPass for EarlyAttributes { 22,602 ( 0.00%) fn check_attribute(&mut self, cx: &EarlyContext<'_>, attr: &Attribute) { 11,301 ( 0.00%) deprecated_cfg_attr::check(cx, attr, &self.msrv); 228,579 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/deprecated_cfg_attr.rs:clippy_lints::attrs::deprecated_cfg_attr::check (3,767x) 11,301 ( 0.00%) deprecated_cfg_attr::check_clippy(cx, attr); 529,469 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/deprecated_cfg_attr.rs:clippy_lints::attrs::deprecated_cfg_attr::check_clippy (3,767x) . non_minimal_cfg::check(cx, attr); 15,068 ( 0.00%) } . . extract_msrv_attr!(); . } . . pub struct PostExpansionEarlyAttributes { . msrv: MsrvStack, . } . . impl PostExpansionEarlyAttributes { . pub fn new(conf: &'static Conf) -> Self { 1 ( 0.00%) Self { msrv: conf.msrv.into() } . } . } . . impl EarlyLintPass for PostExpansionEarlyAttributes { . fn check_crate(&mut self, cx: &EarlyContext<'_>, _krate: &ast::Crate) { . blanket_clippy_restriction_lints::check_command_line(cx); . } . 53,420 ( 0.00%) fn check_attribute(&mut self, cx: &EarlyContext<'_>, attr: &Attribute) { 16,026 ( 0.00%) check_clippy_attr(cx.sess(), attr); 289,506 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::check_clippy_attr:: (5,342x) 26,710 ( 0.00%) if let Some(items) = &attr.meta_item_list() 78,558 ( 0.00%) => ???:::meta_item_list (5,342x) 798 ( 0.00%) && let Some(name) = attr.name() 727 ( 0.00%) => ???:::name (81x) . { 270 ( 0.00%) if matches!(name, sym::allow) && self.msrv.meets(msrvs::LINT_REASONS_STABILIZATION) { 1,296 ( 0.00%) => /rust/deps/smallvec-1.15.1/src/lib.rs:::meets (54x) . allow_attributes::check(cx, attr); . } 270 ( 0.00%) if matches!(name, sym::allow | sym::expect) && self.msrv.meets(msrvs::LINT_REASONS_STABILIZATION) { 1,296 ( 0.00%) => /rust/deps/smallvec-1.15.1/src/lib.rs:::meets (54x) . allow_attributes_without_reason::check(cx, name, items, attr); . } . if is_lint_level(name) { . blanket_clippy_restriction_lints::check(cx, name, items); . } 158 ( 0.00%) if items.is_empty() || !attr.has_name(sym::deprecated) { . return; . } . for item in items { . if let MetaItemInner::MetaItem(mi) = &item . && let MetaItemKind::NameValue(lit) = &mi.kind . && mi.has_name(sym::since) . { . deprecated_semver::check(cx, item.span(), lit); -- line 602 ---------------------------------------- -- line 603 ---------------------------------------- . } . } . } . . if attr.has_name(sym::should_panic) { . should_panic_without_expect::check(cx, attr); . } . 1,459 ( 0.00%) if attr.has_name(sym::ignore) . && let AttrKind::Normal(normal_attr) = &attr.kind . && !matches!(normal_attr.item.args, AttrArgs::Eq { .. }) . { . span_lint_and_help( . cx, . IGNORE_WITHOUT_REASON, . attr.span, . "`#[ignore]` without reason", . None, . "add a reason with `= \"..\"`", . ); . } 42,736 ( 0.00%) } . . fn check_item(&mut self, cx: &EarlyContext<'_>, item: &'_ ast::Item) { 3,897 ( 0.00%) match item.kind { 375 ( 0.00%) ast::ItemKind::ExternCrate(..) | ast::ItemKind::Use(..) => useless_attribute::check(cx, item, &item.attrs), 6,954 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/useless_attribute.rs:clippy_lints::attrs::useless_attribute::check (125x) . _ => {}, . } . 6,495 ( 0.00%) mixed_attributes_style::check(cx, item.span, &item.attrs); 726,693 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/mixed_attributes_style.rs:clippy_lints::attrs::mixed_attributes_style::check (1,299x) . } . 654,610 ( 0.03%) fn check_attributes(&mut self, cx: &EarlyContext<'_>, attrs: &[Attribute]) { 196,383 ( 0.01%) self.msrv.check_attributes(attrs); 307,705 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_attributes (65,461x) . duplicated_attributes::check(cx, attrs); 130,922 ( 0.01%) msrvs::check_attrs(cx.sess(), attrs); 1,279,126 ( 0.05%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:clippy_utils::msrvs::check_attrs:: (65,461x) 523,688 ( 0.02%) } . . fn check_attributes_post(&mut self, _cx: &EarlyContext<'_>, attrs: &[Attribute]) { 261,844 ( 0.01%) self.msrv.check_attributes_post(attrs); 307,705 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::check_attributes_post (65,461x) . } . } 231 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/casts/mod.rs -------------------------------------------------------------------------------- Ir -- line 883 ---------------------------------------- . . impl Casts { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for Casts { 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 90,524 ( 0.00%) if let ExprKind::Cast(cast_from_expr, cast_to_hir) = expr.kind { 2,586 ( 0.00%) if expr.span.in_external_macro(cx.sess().source_map()) { . return; . } 4,310 ( 0.00%) if is_hir_ty_cfg_dependant(cx, cast_to_hir) { 9,696 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_hir_ty_cfg_dependant (862x) . return; . } . let (cast_from, cast_to) = ( 4,310 ( 0.00%) cx.typeck_results().expr_ty(cast_from_expr), 34,480 ( 0.00%) => ???:::expr_ty (862x) 3,448 ( 0.00%) cx.typeck_results().expr_ty(expr), 34,480 ( 0.00%) => ???:::expr_ty (862x) . ); . 144 ( 0.00%) if !expr.span.from_expansion() && unnecessary_cast::check(cx, expr, cast_from_expr, cast_from, cast_to) { 17,439 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/unnecessary_cast.rs:clippy_lints::casts::unnecessary_cast::check (18x) . return; . } 5,172 ( 0.00%) char_lit_as_u8::check(cx, expr, cast_from_expr, cast_to); 11,206 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/char_lit_as_u8.rs:clippy_lints::casts::char_lit_as_u8::check (862x) 6,034 ( 0.00%) cast_slice_from_raw_parts::check(cx, expr, cast_from_expr, cast_to, self.msrv); 15,516 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/cast_slice_from_raw_parts.rs:clippy_lints::casts::cast_slice_from_raw_parts::check (862x) . cast_ptr_alignment::check(cx, expr, cast_from, cast_to); 6,034 ( 0.00%) ptr_cast_constness::check(cx, expr, cast_from_expr, cast_from, cast_to, self.msrv); 14,654 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/ptr_cast_constness.rs:clippy_lints::casts::ptr_cast_constness::check (862x) 10,344 ( 0.00%) ptr_as_ptr::check(cx, expr, cast_from_expr, cast_from, cast_to_hir, cast_to, self.msrv); 14,654 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/ptr_as_ptr.rs:clippy_lints::casts::ptr_as_ptr::check (862x) . as_ptr_cast_mut::check(cx, expr, cast_from_expr, cast_to); 6,896 ( 0.00%) confusing_method_to_numeric_cast::check(cx, expr, cast_from_expr, cast_from, cast_to); 22,412 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/confusing_method_to_numeric_cast.rs:clippy_lints::casts::confusing_method_to_numeric_cast::check (862x) . zero_ptr::check(cx, expr, cast_from_expr, cast_to_hir, self.msrv); . 5,172 ( 0.00%) if self.msrv.meets(cx, msrvs::MANUAL_DANGLING_PTR) { 23,274 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (862x) . manual_dangling_ptr::check(cx, expr, cast_from_expr, cast_to_hir); . } . . if cast_to.is_numeric() { 6,034 ( 0.00%) cast_possible_truncation::check(cx, expr, cast_from_expr, cast_from, cast_to, cast_to_hir.span); 602,603 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/cast_possible_truncation.rs:clippy_lints::casts::cast_possible_truncation::check (862x) . if cast_from.is_numeric() { 6,896 ( 0.00%) cast_possible_wrap::check(cx, expr, cast_from_expr, cast_from, cast_to, self.msrv); 150,705 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/cast_possible_wrap.rs:clippy_lints::casts::cast_possible_wrap::check (862x) 7,758 ( 0.00%) cast_precision_loss::check(cx, expr, cast_from, cast_to); 59,951 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/cast_precision_loss.rs:clippy_lints::casts::cast_precision_loss::check (862x) . cast_sign_loss::check(cx, expr, cast_from_expr, cast_from, cast_to, self.msrv); 6,034 ( 0.00%) cast_abs_to_unsigned::check(cx, expr, cast_from_expr, cast_from, cast_to, self.msrv); 17,714 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/cast_abs_to_unsigned.rs:clippy_lints::casts::cast_abs_to_unsigned::check (862x) 5,172 ( 0.00%) cast_nan_to_int::check(cx, expr, cast_from_expr, cast_from, cast_to); 17,256 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/cast_nan_to_int.rs:clippy_lints::casts::cast_nan_to_int::check (862x) . } 8,620 ( 0.00%) cast_lossless::check(cx, expr, cast_from_expr, cast_from, cast_to, cast_to_hir, self.msrv); 1,721,546 ( 0.07%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/cast_lossless.rs:clippy_lints::casts::cast_lossless::check (862x) . cast_enum_constructor::check(cx, expr, cast_from_expr, cast_from); 5,172 ( 0.00%) fn_to_numeric_cast_any::check(cx, expr, cast_from_expr, cast_from, cast_to); 17,240 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/fn_to_numeric_cast_any.rs:clippy_lints::casts::fn_to_numeric_cast_any::check (862x) 5,172 ( 0.00%) fn_to_numeric_cast::check(cx, expr, cast_from_expr, cast_from, cast_to); 24,554 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/fn_to_numeric_cast.rs:clippy_lints::casts::fn_to_numeric_cast::check (862x) 5,172 ( 0.00%) fn_to_numeric_cast_with_truncation::check(cx, expr, cast_from_expr, cast_from, cast_to); 25,344 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/fn_to_numeric_cast_with_truncation.rs:clippy_lints::casts::fn_to_numeric_cast_with_truncation::check (862x) . } . . as_underscore::check(cx, expr, cast_to_hir); 3,448 ( 0.00%) as_pointer_underscore::check(cx, cast_to, cast_to_hir); 8,620 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/as_pointer_underscore.rs:clippy_lints::casts::as_pointer_underscore::check (862x) . 6,034 ( 0.00%) let was_borrow_as_ptr_emitted = self.msrv.meets(cx, msrvs::BORROW_AS_PTR) 23,274 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (862x) . && borrow_as_ptr::check(cx, expr, cast_from_expr, cast_to_hir, self.msrv); 6,034 ( 0.00%) if !was_borrow_as_ptr_emitted && self.msrv.meets(cx, msrvs::PTR_FROM_REF) { 23,274 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (862x) . ref_as_ptr::check(cx, expr, cast_from_expr, cast_to_hir); . } . } . 310,800 ( 0.01%) if self.msrv.meets(cx, msrvs::RAW_REF_OP) { 1,198,800 ( 0.05%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (44,400x) . borrow_as_ptr::check_implicit_cast(cx, expr); . } 266,400 ( 0.01%) if self.msrv.meets(cx, msrvs::PTR_SLICE_RAW_PARTS) { 1,198,800 ( 0.05%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (44,400x) . cast_slice_from_raw_parts::check_implicit_cast(cx, expr); . } 133,200 ( 0.01%) cast_ptr_alignment::check_cast_method(cx, expr); 588,766 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/cast_ptr_alignment.rs:clippy_lints::casts::cast_ptr_alignment::check_cast_method (44,400x) 177,600 ( 0.01%) cast_slice_different_sizes::check(cx, expr, self.msrv); 8,159,401 ( 0.32%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/cast_slice_different_sizes.rs:clippy_lints::casts::cast_slice_different_sizes::check (44,400x) 133,200 ( 0.01%) ptr_cast_constness::check_null_ptr_cast_method(cx, expr); 677,590 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/ptr_cast_constness.rs:clippy_lints::casts::ptr_cast_constness::check_null_ptr_cast_method (44,400x) 355,200 ( 0.01%) } . . fn check_body(&mut self, cx: &LateContext<'tcx>, body: &rustc_hir::Body<'tcx>) { 8,892 ( 0.00%) needless_type_cast::check(cx, body); 2,443,061 ( 0.10%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs:clippy_lints::casts::needless_type_cast::check (2,964x) . } . } 8,620 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/map/entry.rs -------------------------------------------------------------------------------- Ir -- line 136 ---------------------------------------- . /// use std::collections::BTreeMap; . /// . /// let mut map: BTreeMap<&str, usize> = BTreeMap::new(); . /// map.entry("poneyland").or_insert(12); . /// . /// assert_eq!(map["poneyland"], 12); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] 102 ( 0.00%) pub fn or_insert(self, default: V) -> &'a mut V { 34 ( 0.00%) match self { . Occupied(entry) => entry.into_mut(), 136 ( 0.00%) Vacant(entry) => entry.insert(default), . } 85 ( 0.00%) } . . /// Ensures a value is in the entry by inserting the result of the default function if empty, . /// and returns a mutable reference to the value in the entry. . /// . /// # Examples . /// . /// ``` . /// use std::collections::BTreeMap; -- line 157 ---------------------------------------- -- line 418 ---------------------------------------- . /// if let Entry::Vacant(o) = map.entry("poneyland") { . /// o.insert(37); . /// } . /// assert_eq!(map["poneyland"], 37); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_confusables("push", "put")] . pub fn insert(self, value: V) -> &'a mut V { 724 ( 0.00%) self.insert_entry(value).into_mut() 102,473 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/map/entry.rs:>::insert_entry (724x) . } . . /// Sets the value of the entry with the `VacantEntry`'s key, . /// and returns an `OccupiedEntry`. . /// . /// # Examples . /// . /// ``` -- line 434 ---------------------------------------- -- line 439 ---------------------------------------- . /// . /// if let Entry::Vacant(o) = map.entry("poneyland") { . /// let entry = o.insert_entry(37); . /// assert_eq!(entry.get(), &37); . /// } . /// assert_eq!(map["poneyland"], 37); . /// ``` . #[stable(feature = "btree_entry_insert", since = "1.92.0")] 5,792 ( 0.00%) pub fn insert_entry(mut self, value: V) -> OccupiedEntry<'a, K, V, A> { 1,482 ( 0.00%) let handle = match self.handle { . None => { . // SAFETY: There is no tree yet so no reference to it exists. . let map = unsafe { self.dormant_map.reborrow() }; . let root = map.root.insert(NodeRef::new_leaf(self.alloc.clone()).forget_type()); . // SAFETY: We *just* created the root as a leaf, and we're . // stacking the new handle on the original borrow lifetime. . unsafe { . let mut leaf = root.borrow_mut().cast_to_leaf_unchecked(); 5 ( 0.00%) leaf.push_with_handle(self.key, value) . } . } 8,097 ( 0.00%) Some(handle) => handle.insert_recursing(self.key, value, self.alloc.clone(), |ins| { 2,522 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/node.rs:, alloc::collections::btree::node::marker::Edge>>::insert_recursing::>::insert_entry::{closure#0}> (16x) . drop(ins.left); . // SAFETY: Pushing a new root node doesn't invalidate . // handles to existing nodes. . let map = unsafe { self.dormant_map.reborrow() }; . let root = map.root.as_mut().unwrap(); // same as ins.left . root.push_internal_level(self.alloc.clone()).push(ins.kv.0, ins.kv.1, ins.right) 739 ( 0.00%) }), . }; . . // SAFETY: modifying the length doesn't invalidate handles to existing nodes. 741 ( 0.00%) unsafe { self.dormant_map.reborrow().length += 1 }; . 2,172 ( 0.00%) OccupiedEntry { 1,478 ( 0.00%) handle: handle.forget_node_type(), 724 ( 0.00%) dormant_map: self.dormant_map, . alloc: self.alloc, . _marker: PhantomData, . } 5,068 ( 0.00%) } . } . . impl<'a, K: Ord, V, A: Allocator + Clone> OccupiedEntry<'a, K, V, A> { . /// Gets a reference to the key in the entry. . /// . /// # Examples . /// . /// ``` -- line 487 ---------------------------------------- 739 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs -------------------------------------------------------------------------------- Ir -- line 99 ---------------------------------------- . /// error: usage of mem::forget on Drop type . /// --> tests/ui/mem_forget.rs:17:5 . /// | . /// 17 | std::mem::forget(seven); . /// | ^^^^^^^^^^^^^^^^^^^^^^^ . /// ``` . #[track_caller] . pub fn span_lint(cx: &T, lint: &'static Lint, sp: impl Into, msg: impl Into) { 1,037 ( 0.00%) span_lint_and_then(cx, lint, sp, msg, |_| {}); 10,200 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_utils::diagnostics::span_lint_and_then::::{closure#0}> (6x) . } . . /// Same as [`span_lint`] but with an extra `help` message. . /// . /// Use this if you want to provide some general help but . /// can't provide a specific machine applicable suggestion. . /// . /// The `help` message can be optionally attached to a `Span`. -- line 115 ---------------------------------------- -- line 145 ---------------------------------------- . pub fn span_lint_and_help( . cx: &T, . lint: &'static Lint, . span: impl Into, . msg: impl Into, . help_span: Option, . help: impl Into, . ) { 506 ( 0.00%) span_lint_and_then(cx, lint, span, msg, |diag| { 30,403 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_utils::diagnostics::span_lint_and_then::::{closure#0}> (38x) . if let Some(help_span) = help_span { . diag.span_help(help_span, help.into()); . } else { . diag.help(help.into()); . } . }); . } . -- line 161 ---------------------------------------- -- line 228 ---------------------------------------- . /// `LintPass::check_*` function, consider using [`span_lint_hir_and_then`] instead. . /// This is needed for `#[allow]` and `#[expect]` attributes to work on the node . /// highlighted in the displayed warning. . /// . /// If you're unsure which function you should use, you can test if the `#[expect]` attribute works . /// where you would expect it to. . /// If it doesn't, you likely need to use [`span_lint_hir_and_then`] instead. . #[track_caller] 19,083 ( 0.00%) pub fn span_lint_and_then(cx: &C, lint: &'static Lint, sp: S, msg: M, f: F) . where . C: LintContext, . S: Into, . M: Into, . F: FnOnce(&mut Diag<'_, ()>), . { . struct ClippyDiag)>(F); . -- line 244 ---------------------------------------- -- line 247 ---------------------------------------- . let mut lint = Diag::new(dcx, level, ""); . (self.0)(&mut lint); . lint . } . } . . let sp = sp.into(); . #[expect(clippy::disallowed_methods)] 3,065 ( 0.00%) cx.emit_span_lint( 3,018 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/context.rs:::emit_span_lint::::{closure#0}>> (6x) . lint, . sp.clone(), 40,253 ( 0.00%) ClippyDiag(|diag: &mut Diag<'_, ()>| { . diag.primary_message(msg); . diag.span(sp); . f(diag); . docs_link(diag, lint); . . #[cfg(debug_assertions)] . validate_diag(diag); . }), . ); 11,088 ( 0.00%) } . . /// Like [`span_lint`], but emits the lint at the node identified by the given `HirId`. . /// . /// This is in contrast to [`span_lint`], which always emits the lint at the node that was last . /// passed to the `LintPass::check_*` function. . /// . /// The `HirId` is used for checking lint level attributes and to fulfill lint expectations defined . /// via the `#[expect]` attribute. -- line 276 ---------------------------------------- -- line 325 ---------------------------------------- . cx: &LateContext<'_>, . lint: &'static Lint, . hir_id: HirId, . sp: impl Into, . msg: impl Into, . f: impl FnOnce(&mut Diag<'_, ()>), . ) { . #[expect(clippy::disallowed_methods)] 16 ( 0.00%) cx.tcx.emit_node_span_lint( 1,577 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/context.rs:::emit_node_span_lint::::{closure#0}>> (2x) . lint, . hir_id, . sp, 68 ( 0.00%) rustc_errors::DiagDecorator(|diag| { . diag.primary_message(msg); . f(diag); . docs_link(diag, lint); . . #[cfg(debug_assertions)] . validate_diag(diag); . }), . ); -- line 345 ---------------------------------------- 74,151 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/needless_borrowed_ref.rs -------------------------------------------------------------------------------- Ir -- line 31 ---------------------------------------- . pub NEEDLESS_BORROWED_REFERENCE, . complexity, . "destructuring a reference and borrowing the inner value" . } . . declare_lint_pass!(NeedlessBorrowedRef => [NEEDLESS_BORROWED_REFERENCE]); . . impl<'tcx> LateLintPass<'tcx> for NeedlessBorrowedRef { 104,195 ( 0.00%) fn check_pat(&mut self, cx: &LateContext<'tcx>, ref_pat: &'tcx Pat<'_>) { 29,780 ( 0.00%) if let PatKind::Ref(pat, Pinnedness::Not, Mutability::Not) = ref_pat.kind 4 ( 0.00%) && !ref_pat.span.from_expansion() 2 ( 0.00%) && cx . .tcx 2 ( 0.00%) .hir_parent_iter(ref_pat.hir_id) 2 ( 0.00%) .map_while(|(_, parent)| if let Node::Pat(pat) = parent { Some(pat) } else { None }) . // Do not lint patterns that are part of an OR `|` pattern, the binding mode must match in all arms . .all(|pat| !matches!(pat.kind, PatKind::Or(_))) . { 20 ( 0.00%) match pat.kind { . // Check sub_pat got a `ref` keyword (excluding `ref mut`). . PatKind::Binding(BindingMode::REF, _, ident, None) => { . span_lint_and_then( . cx, . NEEDLESS_BORROWED_REFERENCE, . ref_pat.span, . "this pattern takes a reference on something that is being dereferenced", . |diag| { -- line 57 ---------------------------------------- -- line 79 ---------------------------------------- . check_subpatterns( . cx, . "dereferencing a slice pattern where every element takes a reference", . ref_pat, . pat, . itertools::chain(before, after), . ); . }, 4 ( 0.00%) PatKind::Tuple(subpatterns, _) | PatKind::TupleStruct(_, subpatterns, _) => { . check_subpatterns( . cx, . "dereferencing a tuple pattern where every element takes a reference", . ref_pat, . pat, . subpatterns, . ); . }, -- line 95 ---------------------------------------- -- line 100 ---------------------------------------- . ref_pat, . pat, . fields.iter().map(|field| field.pat), . ); . }, . _ => {}, . } . } 119,080 ( 0.00%) } . } . . fn check_subpatterns<'tcx>( . cx: &LateContext<'tcx>, . message: &'static str, . ref_pat: &Pat<'_>, . pat: &Pat<'_>, . subpatterns: impl IntoIterator>, . ) { . let mut suggestions = Vec::new(); . . for subpattern in subpatterns { 20 ( 0.00%) match subpattern.kind { . PatKind::Binding(BindingMode::REF, _, ident, None) => { . // `ref ident` . // ^^^^ . let span = subpattern.span.until(ident.span); . suggestions.push((span, String::new())); . }, . PatKind::Wild => {}, . _ => return, -- line 129 ---------------------------------------- 12 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/option_env_unwrap.rs -------------------------------------------------------------------------------- Ir -- line 30 ---------------------------------------- . correctness, . "using `option_env!(...).unwrap()` to get environment variable" . } . . declare_lint_pass!(OptionEnvUnwrap => [OPTION_ENV_UNWRAP]); . . impl EarlyLintPass for OptionEnvUnwrap { . fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 83,601 ( 0.00%) if let ExprKind::MethodCall(MethodCall { seg, receiver, .. }) = &expr.kind 19,033 ( 0.00%) && matches!(seg.ident.name, sym::expect | sym::unwrap) 48 ( 0.00%) && is_direct_expn_of(receiver.span, sym::option_env).is_some() 493 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_direct_expn_of (8x) . { . span_lint_and_help( . cx, . OPTION_ENV_UNWRAP, . expr.span, . "this will panic at run-time if the environment variable doesn't exist at compile-time", . None, . "consider using the `env!` macro instead", -- line 48 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/if_let_mutex.rs -------------------------------------------------------------------------------- Ir -- line 47 ---------------------------------------- . correctness, . "locking a `Mutex` in an `if let` block can cause deadlocks" . } . . declare_lint_pass!(IfLetMutex => [IF_LET_MUTEX]); . . impl<'tcx> LateLintPass<'tcx> for IfLetMutex { . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 133,200 ( 0.01%) if cx.tcx.sess.edition() >= Edition2024 { . return; . } . 44,538 ( 0.00%) if let Some(higher::IfLet { 42 ( 0.00%) let_expr, 42 ( 0.00%) if_then, . if_else: Some(if_else), . .. 89,076 ( 0.00%) }) = higher::IfLet::hir(cx, expr) 269,983 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (44,400x) 84 ( 0.00%) && let ctxt = expr.span.ctxt() 84 ( 0.00%) && let Some(op_mutex) = for_each_expr_without_closures(let_expr, |e| mutex_lock_call(cx, ctxt, e, None)) . && let Some(arm_mutex) = . for_each_expr_without_closures((if_then, if_else), |e| mutex_lock_call(cx, ctxt, e, Some(op_mutex))) . { . let diag = |diag: &mut Diag<'_, ()>| { . diag.span_label( . op_mutex.span, . "this Mutex will remain locked for the entire `if let`-block...", . ); -- line 74 ---------------------------------------- -- line 81 ---------------------------------------- . span_lint_and_then( . cx, . IF_LET_MUTEX, . expr.span, . "calling `Mutex::lock` inside the scope of another `Mutex::lock` causes a deadlock", . diag, . ); . } 44,400 ( 0.00%) } . } . . fn mutex_lock_call<'tcx>( . cx: &LateContext<'tcx>, . ctxt: SyntaxContext, . expr: &'tcx Expr<'_>, . op_mutex: Option<&'tcx Expr<'_>>, . ) -> ControlFlow<&'tcx Expr<'tcx>> { 316 ( 0.00%) if let ExprKind::MethodCall(path, self_arg, [], _) = &expr.kind 4 ( 0.00%) && path.ident.name == sym::lock . && let ty = cx.typeck_results().expr_ty(self_arg).peel_refs() . && ty.is_diag_item(cx, sym::Mutex) . && op_mutex.is_none_or(|op| eq_expr_value(cx, ctxt, self_arg, op)) . { . ControlFlow::Break(self_arg) . } else { . ControlFlow::Continue(()) . } -- line 107 ---------------------------------------- 754,968 ( 0.03%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_rem_euclid.rs -------------------------------------------------------------------------------- Ir -- line 43 ---------------------------------------- . . impl ManualRemEuclid { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for ManualRemEuclid { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { . // (x % c + c) % c 88,800 ( 0.00%) if let ExprKind::Binary(rem_op, rem_lhs, rem_rhs) = expr.kind 416 ( 0.00%) && rem_op.node == BinOpKind::Rem 2 ( 0.00%) && let ExprKind::Binary(add_op, add_lhs, add_rhs) = rem_lhs.kind . && add_op.node == BinOpKind::Add . && let ctxt = expr.span.ctxt() . && rem_lhs.span.ctxt() == ctxt . && rem_rhs.span.ctxt() == ctxt . && add_lhs.span.ctxt() == ctxt . && add_rhs.span.ctxt() == ctxt . && !expr.span.in_external_macro(cx.sess().source_map()) . && let Some(const1) = check_for_unsigned_int_constant(cx, ctxt, rem_rhs) -- line 63 ---------------------------------------- -- line 93 ---------------------------------------- . MANUAL_REM_EUCLID, . expr.span, . "manual `rem_euclid` implementation", . "consider using", . format!("{rem_of}.rem_euclid({const1})"), . app, . ); . } 355,200 ( 0.01%) } . } . . // Checks if either the left or right expressions can be an unsigned int constant and returns that . // constant along with the other expression unchanged if so . fn check_for_either_unsigned_int_constant<'a>( . cx: &'a LateContext<'_>, . ctxt: SyntaxContext, . left: &'a Expr<'_>, -- line 109 ---------------------------------------- 1 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_abs_diff.rs -------------------------------------------------------------------------------- Ir -- line 49 ---------------------------------------- . . impl ManualAbsDiff { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for ManualAbsDiff { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 88,800 ( 0.00%) if !expr.span.from_expansion() . && let Some(if_expr) = If::hir(expr) . && let Some(r#else) = if_expr.r#else 131 ( 0.00%) && let ExprKind::Binary(op, rhs, lhs) = if_expr.cond.kind 126 ( 0.00%) && let (BinOpKind::Gt | BinOpKind::Ge, mut a, mut b) | (BinOpKind::Lt | BinOpKind::Le, mut b, mut a) = . (op.node, rhs, lhs) . && let Some((ty, b_n_refs)) = self.are_ty_eligible(cx, a, b) . && is_sub_expr(cx, if_expr.then, a, b, ty) . && is_sub_expr(cx, r#else, b, a, ty) . { . span_lint_and_then( . cx, . MANUAL_ABS_DIFF, -- line 70 ---------------------------------------- -- line 86 ---------------------------------------- . Sugg::hir(cx, a, "..").maybe_paren(), . "*".repeat(b_n_refs), . Sugg::hir(cx, b, "..") . ); . diag.span_suggestion(expr.span, "replace with `abs_diff`", sugg, applicability); . }, . ); . } 355,200 ( 0.01%) } . } . . impl ManualAbsDiff { . /// Returns a type if `a` and `b` are both of it, and this lint can be applied to that . /// type (currently, any primitive int, or a `Duration`) . fn are_ty_eligible<'tcx>(&self, cx: &LateContext<'tcx>, a: &Expr<'_>, b: &Expr<'_>) -> Option<(Ty<'tcx>, usize)> { 27 ( 0.00%) let is_int = |ty: Ty<'_>| matches!(ty.kind(), ty::Uint(_) | ty::Int(_)) && self.msrv.meets(cx, msrvs::ABS_DIFF); 81 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (3x) . let is_duration = . |ty: Ty<'_>| ty.is_diag_item(cx, sym::Duration) && self.msrv.meets(cx, msrvs::DURATION_ABS_DIFF); . 12 ( 0.00%) let a_ty = cx.typeck_results().expr_ty(a).peel_refs(); 120 ( 0.00%) => ???:::expr_ty (3x) 18 ( 0.00%) let (b_ty, b_n_refs, _) = peel_and_count_ty_refs(cx.typeck_results().expr_ty(b)); 120 ( 0.00%) => ???:::expr_ty (3x) 27 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::peel_and_count_ty_refs (3x) . 12 ( 0.00%) (a_ty == b_ty && (is_int(a_ty) || is_duration(a_ty))).then_some((a_ty, b_n_refs)) . } . } . . /// Checks if the given expression is a subtraction operation between two expected expressions, . /// i.e. if `expr` is `{expected_a} - {expected_b}`. . /// . /// If `expected_ty` is a signed primitive integer, this function will only return `Some` if the . /// subtraction expr is wrapped in a cast to the equivalent unsigned int. -- line 116 ---------------------------------------- 30 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/casts/ptr_cast_constness.rs -------------------------------------------------------------------------------- Ir -- line 5 ---------------------------------------- . use clippy_utils::{std_or_core, sym}; . use rustc_errors::Applicability; . use rustc_hir::{self as hir, Expr, ExprKind, QPath}; . use rustc_lint::LateContext; . use rustc_middle::ty::{self, Ty, TypeVisitableExt as _}; . . use super::PTR_CAST_CONSTNESS; . 6,034 ( 0.00%) pub(super) fn check<'tcx>( . cx: &LateContext<'_>, . expr: &Expr<'_>, . cast_from_expr: &Expr<'_>, . cast_from: Ty<'tcx>, . cast_to: Ty<'tcx>, . msrv: Msrv, . ) { 1,724 ( 0.00%) if let ty::RawPtr(from_ty, from_mutbl) = cast_from.kind() . && let ty::RawPtr(to_ty, to_mutbl) = cast_to.kind() . && from_mutbl != to_mutbl . && from_ty == to_ty . && !from_ty.has_erased_regions() . { . if let ExprKind::Call(func, []) = cast_from_expr.kind . && let ExprKind::Path(QPath::Resolved(None, path)) = func.kind . && let Some(defid) = path.res.opt_def_id() -- line 29 ---------------------------------------- -- line 69 ---------------------------------------- . expr.span, . "`as` casting between raw pointers while changing only its constness", . format!("try `pointer::cast_{constness}`, a safer alternative"), . format!("{}.cast_{constness}()", sugg.maybe_paren()), . app, . ); . } . } 6,896 ( 0.00%) } . 266,400 ( 0.01%) pub(super) fn check_null_ptr_cast_method(cx: &LateContext<'_>, expr: &Expr<'_>) { 97,734 ( 0.00%) if let ExprKind::MethodCall(method, cast_from_expr, [], _) = expr.kind 2,648 ( 0.00%) && let ExprKind::Call(func, []) = cast_from_expr.kind 8 ( 0.00%) && let ExprKind::Path(QPath::Resolved(None, path)) = func.kind . && let Some(defid) = path.res.opt_def_id() . && let method = match (cx.tcx.get_diagnostic_name(defid), method.ident.name) { . (Some(sym::ptr_null), sym::cast_mut) => "null_mut", . (Some(sym::ptr_null_mut), sym::cast_const) => "null", . _ => return, . } . && let Some(prefix) = std_or_core(cx) . && let mut app = Applicability::MachineApplicable -- line 90 ---------------------------------------- -- line 97 ---------------------------------------- . PTR_CAST_CONSTNESS, . expr.span, . "changing constness of a null pointer", . format!("use `{method}()` directly instead"), . format!("{prefix}::ptr::{method}::<{after_lt}"), . app, . ); . } 310,800 ( 0.01%) } -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/intrinsics/mod.rs -------------------------------------------------------------------------------- Ir -- line 447 ---------------------------------------- . /// Therefore, implementations must not require the user to uphold . /// any safety invariants. . /// . /// This intrinsic does not have a stable counterpart. . #[unstable(feature = "core_intrinsics", issue = "none")] . #[rustc_nounwind] . #[inline(always)] . pub const fn likely(b: bool) -> bool { 93,577 ( 0.00%) if b { . true . } else { . cold_path(); . false . } . } . . /// Hints to the compiler that branch condition is likely to be false. -- line 463 ---------------------------------------- -- line 470 ---------------------------------------- . /// Therefore, implementations must not require the user to uphold . /// any safety invariants. . /// . /// This intrinsic does not have a stable counterpart. . #[unstable(feature = "core_intrinsics", issue = "none")] . #[rustc_nounwind] . #[inline(always)] . pub const fn unlikely(b: bool) -> bool { 116,759 ( 0.00%) if b { . cold_path(); . true . } else { . false . } . } . . /// Returns either `true_val` or `false_val` depending on condition `b` with a -- line 486 ---------------------------------------- -- line 2207 ---------------------------------------- . #[rustc_nounwind] . #[rustc_intrinsic] . #[rustc_allow_const_fn_unstable(const_trait_impl, funnel_shifts)] . #[miri::intrinsic_fallback_is_spec] . pub const fn rotate_left(x: T, shift: u32) -> T { . // Make sure to call the intrinsic for `funnel_shl`, not the fallback impl. . // SAFETY: we modulo `shift` so that the result is definitely less than the size of . // `T` in bits. 30,051 ( 0.00%) unsafe { unchecked_funnel_shl(x, x, shift % (mem::size_of::() as u32 * 8)) } . } . . /// Performs rotate right. . /// . /// Note that, unlike most intrinsics, this is safe to call; . /// it does not require an `unsafe` block. . /// Therefore, implementations must not require the user to uphold . /// any safety invariants. -- line 2223 ---------------------------------------- -- line 2615 ---------------------------------------- . @capture$([$($binders:tt)*])? { $($arg:ident : $ty:ty = $val:expr),* $(,)? } $( -> $ret:ty )? : . if const . $(#[$compiletime_attr:meta])* $compiletime:block . else . $(#[$runtime_attr:meta])* $runtime:block . ) => {{ . #[inline] . $(#[$runtime_attr])* 504 ( 0.00%) fn runtime$(<$($binders)*>)?($($arg: $ty),*) $( -> $ret )? { . $runtime . } . . #[inline] . $(#[$compiletime_attr])* . const fn compiletime$(<$($binders)*>)?($($arg: $ty),*) $( -> $ret )? { . // Don't warn if one of the arguments is unused. . $(let _ = $arg;)* -- line 2631 ---------------------------------------- 87,686 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/spec_from_iter.rs -------------------------------------------------------------------------------- Ir -- line 24 ---------------------------------------- . pub(super) trait SpecFromIter { . fn from_iter(iter: I) -> Self; . } . . impl SpecFromIter for Vec . where . I: Iterator, . { 45,489 ( 0.00%) default fn from_iter(iterator: I) -> Self { 86,683 ( 0.00%) SpecFromIterNested::from_iter(iterator) 911,953 ( 0.04%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/spec_from_iter_nested.rs: as alloc::vec::spec_from_iter_nested::SpecFromIterNested>, ::new::{closure#0}>>>::from_iter (15x) 40,926 ( 0.00%) } . } . . impl SpecFromIter> for Vec { . fn from_iter(iterator: IntoIter) -> Self { . // A common case is passing a vector into a function which immediately . // re-collects into a vector. We can short circuit this if the IntoIter . // has not been advanced at all. . // When it has been advanced We can also reuse the memory and move the data to the front. -- line 42 ---------------------------------------- 80 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/matches/collapsible_match.rs -------------------------------------------------------------------------------- Ir -- line 15 ---------------------------------------- . use rustc_lint::LateContext; . use rustc_middle::mir::FakeReadCause; . use rustc_middle::ty; . use rustc_span::{BytePos, Ident, Span, SyntaxContext}; . . use super::{COLLAPSIBLE_MATCH, pat_contains_disallowed_or}; . use crate::collapsible_if::{parens_around, peel_parens}; . 21,930 ( 0.00%) pub(super) fn check_match<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>, arms: &'tcx [Arm<'_>], msrv: Msrv) { 3,624 ( 0.00%) if let Some(els_arm) = arms.iter().rfind(|arm| arm_is_wild_like(cx, arm)) { . let last_non_wildcard = arms.iter().rposition(|arm| !arm_is_wild_like(cx, arm)); . for (idx, arm) in arms.iter().enumerate() { . let only_wildcards_after = last_non_wildcard.is_none_or(|lnw| idx >= lnw); 17,170 ( 0.00%) check_arm( 98,358 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/matches/collapsible_match.rs:clippy_lints::matches::collapsible_match::check_arm (1,717x) . cx, 1,717 ( 0.00%) arm.span.ctxt(), . true, 1,717 ( 0.00%) arm.pat, . expr, 1,717 ( 0.00%) arm.body, . arm.guard, . Some(els_arm.body), . msrv, . only_wildcards_after, . ); . } . } 17,544 ( 0.00%) } . . pub(super) fn check_if_let<'tcx>( . cx: &LateContext<'tcx>, . ctxt: SyntaxContext, . pat: &'tcx Pat<'_>, . body: &'tcx Expr<'_>, . else_expr: Option<&'tcx Expr<'_>>, . let_expr: &'tcx Expr<'_>, . msrv: Msrv, . ) { 1,104 ( 0.00%) check_arm(cx, ctxt, false, pat, let_expr, body, None, else_expr, msrv, false); 10,012 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/matches/collapsible_match.rs:clippy_lints::matches::collapsible_match::check_arm (138x) . } . . #[expect(clippy::too_many_arguments, clippy::too_many_lines)] 27,825 ( 0.00%) fn check_arm<'tcx>( . cx: &LateContext<'tcx>, . ctxt: SyntaxContext, . outer_is_match: bool, . outer_pat: &'tcx Pat<'tcx>, . outer_cond: &'tcx Expr<'tcx>, . outer_then_body: &'tcx Expr<'tcx>, . outer_guard: Option<&'tcx Expr<'tcx>>, . outer_else_body: Option<&'tcx Expr<'tcx>>, . msrv: Msrv, . only_wildcards_after: bool, . ) { . let inner_expr = peel_blocks_with_stmt(outer_then_body); 7,440 ( 0.00%) if let Some(inner) = IfLetOrMatch::parse(cx, inner_expr) 38,935 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::parse (1,855x) 10 ( 0.00%) && let Some((inner_scrutinee, inner_then_pat, inner_else_body)) = match inner { . IfLetOrMatch::IfLet(scrutinee, pat, _, els, _) => Some((scrutinee, pat, els)), . IfLetOrMatch::Match(scrutinee, arms, ..) => { 10 ( 0.00%) if arms.len() == 2 && arms.iter().all(|a| a.guard.is_none()) . // if there are more than two arms, collapsing would be non-trivial . // one of the arms must be "wild-like" 5 ( 0.00%) && let Some(wild_idx) = arms.iter().rposition(|a| arm_is_wild_like(cx, a)) . { . let (then, els) = (&arms[1 - wild_idx], &arms[wild_idx]); . Some((scrutinee, then.pat, Some(els.body))) . } else { . None . } . }, . } -- line 85 ---------------------------------------- -- line 135 ---------------------------------------- . let outer_cond_msg = format!("use: `{}{}`", snippet(cx, outer_cond.span, ".."), method); . help_span.push_span_label(outer_cond.span, outer_cond_msg); . } . diag.span_help( . help_span, . "the outer pattern can be modified to include the inner pattern", . ); . }); 3,710 ( 0.00%) } else if outer_is_match // Leave if-let to the `collapsible_if` lint . && only_wildcards_after // adding a guard allows fall-through; unsafe if other arms follow . && let Some(inner) = If::hir(inner_expr) . && outer_pat.span.eq_ctxt(inner.cond.span) . && match (outer_else_body, inner.r#else) { . (None, None) => true, . (None, Some(e)) | (Some(e), None) => is_unit_expr(e), . (Some(a), Some(b)) => SpanlessEq::new(cx).eq_expr(ctxt, a, b), . } -- line 151 ---------------------------------------- -- line 204 ---------------------------------------- . let else_inner_span = inner.then.span.shrink_to_hi().to(else_inner.span); . sugg.push((else_inner_span, String::new())); . } . . diag.multipart_suggestion("collapse nested if block", sugg, Applicability::MachineApplicable); . }, . ); . } 14,840 ( 0.00%) } . . /// A "wild-like" arm has a wild (`_`) or `None` pattern and no guard. Such arms can be "collapsed" . /// into a single wild arm without any significant loss in semantics or readability. . fn arm_is_wild_like(cx: &LateContext<'_>, arm: &Arm<'_>) -> bool { 6,080 ( 0.00%) if arm.guard.is_some() { . return false; . } 25,936 ( 0.00%) matches!(arm.pat.kind, PatKind::Binding(..) | PatKind::Wild) || is_none_pattern(cx, arm.pat) 313,194 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_none_pattern (4,954x) . } . . fn find_pat_binding_and_is_innermost_parent_pat_struct(pat: &Pat<'_>, hir_id: HirId) -> (Option<(Ident, Span)>, bool) { . let mut binding = None; . let mut is_innermost_parent_pat_struct = false; . pat.walk_short(|p| match p.kind { . // ignore OR patterns . PatKind::Or(_) => false, -- line 228 ---------------------------------------- 13,804 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/regex.rs -------------------------------------------------------------------------------- Ir -- line 110 ---------------------------------------- . #[derive(Copy, Clone)] . enum RegexKind { . Unicode, . UnicodeSet, . Bytes, . BytesSet, . } . 7 ( 0.00%) #[derive(Default)] . pub struct Regex { . definitions: DefIdMap, . loop_stack: Vec<(OwnerId, Span)>, . } . . impl<'tcx> LateLintPass<'tcx> for Regex { 7 ( 0.00%) fn check_crate(&mut self, cx: &LateContext<'tcx>) { . let mut resolve = |path: &PathLookup, kind: RegexKind| { . for &id in path.get(cx) { . self.definitions.insert(id, kind); . } . }; . . resolve(&paths::REGEX_NEW, RegexKind::Unicode); . resolve(&paths::REGEX_BUILDER_NEW, RegexKind::Unicode); . resolve(&paths::REGEX_SET_NEW, RegexKind::UnicodeSet); . resolve(&paths::REGEX_BYTES_NEW, RegexKind::Bytes); . resolve(&paths::REGEX_BYTES_BUILDER_NEW, RegexKind::Bytes); . resolve(&paths::REGEX_BYTES_SET_NEW, RegexKind::BytesSet); 6 ( 0.00%) } . 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 359,771 ( 0.01%) if let ExprKind::Call(fun, [arg]) = expr.kind 4,571 ( 0.00%) && let Some(def_id) = fun.res(cx).opt_def_id() . && let Some(regex_kind) = self.definitions.get(&def_id) . { . if let Some(&(loop_item_id, loop_span)) = self.loop_stack.last() . && loop_item_id == fun.hir_id.owner . && (matches!(arg.kind, ExprKind::Lit(_)) || const_str(cx, arg).is_some()) . { . span_lint_and_help( . cx, -- line 150 ---------------------------------------- -- line 157 ---------------------------------------- . } . . match regex_kind { . RegexKind::Unicode => check_regex(cx, arg, true), . RegexKind::UnicodeSet => check_set(cx, arg, true), . RegexKind::Bytes => check_regex(cx, arg, false), . RegexKind::BytesSet => check_set(cx, arg, false), . } 88,902 ( 0.00%) } else if let ExprKind::Loop(block, _, _, span) = expr.kind { 102 ( 0.00%) self.loop_stack.push((block.hir_id.owner, span)); . } 355,200 ( 0.01%) } . . fn check_expr_post(&mut self, _: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 310,800 ( 0.01%) if matches!(expr.kind, ExprKind::Loop(..)) { . self.loop_stack.pop(); . } . } . } . . fn lint_syntax_error(cx: &LateContext<'_>, error: ®ex_syntax::Error, unescaped: &str, base: Span, offset: u8) { . let parts: Option<(_, _, &dyn Display)> = match &error { . regex_syntax::Error::Parse(e) => Some((e.span(), e.auxiliary_span(), e.kind())), -- line 179 ---------------------------------------- 4,572 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/methods/unwrap_expect_used.rs -------------------------------------------------------------------------------- Ir -- line 22 ---------------------------------------- . (Variant::Unwrap, true) => "unwrap_err", . (Variant::Unwrap, false) => "unwrap", . (Variant::Expect, true) => "expect_err", . (Variant::Expect, false) => "expect", . } . } . . fn lint(self) -> &'static Lint { 55 ( 0.00%) match self { . Variant::Unwrap => UNWRAP_USED, . Variant::Expect => EXPECT_USED, . } . } . } . . /// Lint usage of `unwrap` or `unwrap_err` for `Result` and `unwrap()` for `Option` (and their . /// `expect` counterparts). . #[allow(clippy::too_many_arguments)] 60 ( 0.00%) pub(super) fn check( . cx: &LateContext<'_>, . expr: &Expr<'_>, . recv: &Expr<'_>, . is_err: bool, . allow_unwrap_in_consts: bool, . allow_unwrap_in_tests: bool, . unwrap_allowed_ids: &rustc_data_structures::fx::FxHashSet, . unwrap_allowed_aliases: &[rustc_hir::def_id::DefId], . variant: Variant, . ) { 15 ( 0.00%) let ty = cx.typeck_results().expr_ty(recv).peel_refs(); 200 ( 0.00%) => ???:::expr_ty (5x) . 46 ( 0.00%) let (kind, none_value, none_prefix) = match ty.opt_diag_name(cx) { 6 ( 0.00%) Some(sym::Option) if !is_err => ("an `Option`", "None", ""), . Some(sym::Result) 4 ( 0.00%) if let ty::Adt(_, substs) = ty.kind() 10 ( 0.00%) && let Some(t_or_e_ty) = substs[usize::from(!is_err)].as_type() => . { 6 ( 0.00%) if is_never_like(t_or_e_ty) { . return; . } . 4 ( 0.00%) ("a `Result`", if is_err { "Ok" } else { "Err" }, "an ") . }, . _ => return, . }; . 10 ( 0.00%) let method_suffix = if is_err { "_err" } else { "" }; . 34 ( 0.00%) if let ty::Adt(adt, _) = ty.kind() . && unwrap_allowed_ids.contains(&adt.did()) . { . return; . } . . for &def_id in unwrap_allowed_aliases { . let alias_ty = cx.tcx.type_of(def_id).instantiate_identity().skip_norm_wip(); . if let (ty::Adt(adt, substs), ty::Adt(alias_adt, alias_substs)) = (ty.kind(), alias_ty.kind()) -- line 78 ---------------------------------------- -- line 98 ---------------------------------------- . } . } . if all_match { . return; . } . } . } . 10 ( 0.00%) if allow_unwrap_in_tests && is_in_test(cx.tcx, expr.hir_id) { . return; . } . 40 ( 0.00%) if allow_unwrap_in_consts && is_inside_always_const_context(cx.tcx, expr.hir_id) { 3,340 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_inside_always_const_context (5x) . return; . } . 35 ( 0.00%) span_lint_and_then( 6,751 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_utils::diagnostics::span_lint_and_then:: (5x) . cx, . variant.lint(), 5 ( 0.00%) expr.span, 30 ( 0.00%) format!("used `{}()` on {kind} value", variant.method_name(is_err)), 45 ( 0.00%) |diag| { . diag.note(format!("if this value is {none_prefix}`{none_value}`, it will panic")); . . if variant == Variant::Unwrap && is_lint_allowed(cx, EXPECT_USED, expr.hir_id) { . diag.help(format!( . "consider using `expect{method_suffix}()` to provide a better panic message" . )); . } . }, . ); 40 ( 0.00%) } . . #[expect(clippy::too_many_arguments, clippy::fn_params_excessive_bools)] 6,699 ( 0.00%) pub(super) fn check_call( . cx: &LateContext<'_>, . expr: &Expr<'_>, . func: &Expr<'_>, . args: &[Expr<'_>], . allow_unwrap_in_consts: bool, . allow_unwrap_in_tests: bool, . allow_expect_in_consts: bool, . allow_expect_in_tests: bool, . unwrap_allowed_ids: &rustc_data_structures::fx::FxHashSet, . unwrap_allowed_aliases: &[rustc_hir::def_id::DefId], . ) { . let Some(recv) = args.first() else { . return; . }; 7,623 ( 0.00%) let Some((DefKind::AssocFn, def_id)) = cx.typeck_results().type_dependent_def(func.hir_id) else { 31,802 ( 0.00%) => ???:::type_dependent_def (906x) . return; . }; . 125 ( 0.00%) match cx.tcx.item_name(def_id) { . sym::unwrap => { . check( . cx, . expr, . recv, . false, . allow_unwrap_in_consts, . allow_unwrap_in_tests, -- line 159 ---------------------------------------- -- line 198 ---------------------------------------- . allow_expect_in_tests, . unwrap_allowed_ids, . unwrap_allowed_aliases, . Variant::Expect, . ); . }, . _ => (), . } 7,656 ( 0.00%) } 964 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/doc/doc_suspicious_footnotes.rs -------------------------------------------------------------------------------- Ir -- line 5 ---------------------------------------- . use rustc_hir::attrs::AttributeKind; . use rustc_hir::{AttrStyle, Attribute}; . use rustc_lint::{LateContext, LintContext as _}; . . use std::ops::Range; . . use super::{DOC_SUSPICIOUS_FOOTNOTES, Fragments}; . 14,469 ( 0.00%) pub fn check(cx: &LateContext<'_>, doc: &str, range: Range, fragments: &Fragments<'_>, attrs: &[Attribute]) { . for i in doc[range.clone()] . .bytes() . .enumerate() 49,092 ( 0.00%) .filter_map(|(i, c)| if c == b'[' { Some(i) } else { None }) . { 26 ( 0.00%) let start = i + range.start; 39 ( 0.00%) if doc.as_bytes().get(start + 1) == Some(&b'^') . && let Some(end) = all_numbers_upto_brace(doc, start + 2) . && doc.as_bytes().get(end) != Some(&b':') . && doc.as_bytes().get(start - 1) != Some(&b'\\') . && let Some(this_fragment) = { . // the `doc` string contains all fragments concatenated together . // figure out which one this suspicious footnote comes from . let mut starting_position = 0; . let mut found_fragment = fragments.fragments.last(); -- line 28 ---------------------------------------- -- line 107 ---------------------------------------- . Applicability::HasPlaceholders, . ); . } . } . }, . ); . } . } 16,536 ( 0.00%) } . . fn all_numbers_upto_brace(text: &str, i: usize) -> Option { . for (j, c) in text.as_bytes()[i..].iter().copied().enumerate().take(64) { . if c == b']' && j != 0 { . return Some(i + j + 1); . } . if !c.is_ascii_digit() || j >= 64 { . break; -- line 123 ---------------------------------------- 16,536 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/redundant_field_names.rs -------------------------------------------------------------------------------- Ir -- line 44 ---------------------------------------- . impl RedundantFieldNames { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl EarlyLintPass for RedundantFieldNames { . fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 79,792 ( 0.00%) if let ExprKind::Struct(ref se) = expr.kind 432 ( 0.00%) && self.msrv.meets(msrvs::FIELD_INIT_SHORTHAND) 2,592 ( 0.00%) => /rust/deps/smallvec-1.15.1/src/lib.rs:::meets (108x) . { 108 ( 0.00%) for field in &se.fields { 398 ( 0.00%) if !field.is_shorthand 591 ( 0.00%) && let ExprKind::Path(None, path) = &field.expr.kind 186 ( 0.00%) && let [segment] = path.segments.as_slice() 93 ( 0.00%) && segment.args.is_none() . && segment.ident == field.ident . && field.span.eq_ctxt(field.ident.span) . && !field.span.in_external_macro(cx.sess().source_map()) . { . span_lint_and_sugg( . cx, . REDUNDANT_FIELD_NAMES, . field.span, -- line 67 ---------------------------------------- -- line 68 ---------------------------------------- . "redundant field names in struct initialization", . "replace it with", . field.ident.to_string(), . Applicability::MachineApplicable, . ); . } . } . } 39,896 ( 0.00%) } . . extract_msrv_attr!(); . } 1,728 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/impl_hash_with_borrow_str_and_bytes.rs -------------------------------------------------------------------------------- Ir -- line 71 ---------------------------------------- . . declare_lint_pass!(ImplHashWithBorrowStrBytes => [ . IMPL_HASH_BORROW_WITH_STR_AND_BYTES, . ]); . . impl LateLintPass<'_> for ImplHashWithBorrowStrBytes { . /// We are emitting this lint at the Hash impl of a type that implements all . /// three of `Hash`, `Borrow` and `Borrow<[u8]>`. 10,514 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'_>, item: &Item<'_>) { 3,814 ( 0.00%) if let ItemKind::Impl(imp) = item.kind 1,620 ( 0.00%) && let Some(of_trait) = imp.of_trait 2,271 ( 0.00%) && let ty = cx.tcx.type_of(item.owner_id).instantiate_identity().skip_norm_wip() 3,785 ( 0.00%) && let Some(hash_id) = cx.tcx.get_diagnostic_item(sym::Hash) 80,242 ( 0.00%) => ???:::get_diagnostic_item (757x) 6,813 ( 0.00%) && Res::Def(DefKind::Trait, hash_id) == of_trait.trait_ref.path.res 24,981 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/def.rs:::eq (757x) . && let Some(borrow_id) = cx.tcx.get_diagnostic_item(sym::Borrow) . // since we are in the `Hash` impl, we don't need to check for that. . // we need only to check for `Borrow` and `Borrow<[u8]>` . && implements_trait(cx, ty, borrow_id, &[cx.tcx.types.str_.into()]) . && implements_trait(cx, ty, borrow_id, &[Ty::new_slice(cx.tcx, cx.tcx.types.u8).into()]) . { . span_lint_and_then( . cx, -- line 92 ---------------------------------------- -- line 99 ---------------------------------------- . "however, the hash implementations of a string (`str`) and the bytes of a string `[u8]` do not behave the same ..." . ); . diag.note("... as (`hash(\"abc\") != hash(\"abc\".as_bytes())`"); . diag.help("consider either removing one of the `Borrow` implementations (`Borrow` or `Borrow<[u8]>`) ..."); . diag.help("... or not implementing `Hash` for this type"); . }, . ); . } 12,016 ( 0.00%) } . } 757 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unused_unit.rs -------------------------------------------------------------------------------- Ir -- line 46 ---------------------------------------- . &mut self, . cx: &LateContext<'tcx>, . kind: FnKind<'tcx>, . decl: &'tcx FnDecl<'tcx>, . body: &'tcx Body<'tcx>, . span: Span, . _def_id: LocalDefId, . ) { 8,205 ( 0.00%) if let FnRetTy::Return(hir_ty) = decl.output 3 ( 0.00%) && is_unit_ty(hir_ty) . && !hir_ty.span.from_expansion() . && get_def(span) == get_def(hir_ty.span) . { . // The explicit `-> ()` in the closure signature might be necessary for multiple reasons: . // - Implicit types in closure signatures are forbidden when `for<...>` is present . // - If the closure body ends with a function call, and that function's return type is generic, the . // `-> ()` could be required for it to be inferred . // -- line 63 ---------------------------------------- -- line 75 ---------------------------------------- . && let Some(expr) = block.expr . && is_never_expr(cx, expr).is_some() . { . return; . } . . lint_unneeded_unit_return(cx, hir_ty.span, span); . } 2,740 ( 0.00%) } . . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 228,575 ( 0.01%) if let ExprKind::Ret(Some(expr)) | ExprKind::Break(_, Some(expr)) = expr.kind . && is_unit_expr(expr) . && !expr.span.from_expansion() . { . span_lint_and_sugg( . cx, . UNUSED_UNIT, . expr.span, . "unneeded `()`", . "remove the `()`", . String::new(), . Applicability::MachineApplicable, . ); . } 44,400 ( 0.00%) } . 20,220 ( 0.00%) fn check_poly_trait_ref(&mut self, cx: &LateContext<'tcx>, poly: &'tcx PolyTraitRef<'tcx>) { 12,268 ( 0.00%) if let [segment] = &poly.trait_ref.path.segments 8,632 ( 0.00%) && matches!(segment.ident.name, sym::Fn | sym::FnMut | sym::FnOnce) . && let Some(args) = segment.args . && args.parenthesized == GenericArgsParentheses::ParenSugar . && let [constraint] = &args.constraints . && constraint.ident.name == sym::Output . && let AssocItemConstraintKind::Equality { term: Term::Ty(hir_ty) } = constraint.kind . && args.span_ext.hi() != poly.span.hi() . && !hir_ty.span.from_expansion() . && args.span_ext.hi() != hir_ty.span.hi() . && is_unit_ty(hir_ty) . { . lint_unneeded_unit_return(cx, hir_ty.span, poly.span); . } 23,590 ( 0.00%) } . } . . impl EarlyLintPass for UnusedUnit { . /// Check for unit expressions in blocks. This is left in the early pass because some macros . /// expand its inputs as-is, making it invisible to the late pass. See #4076. 14,808 ( 0.00%) fn check_block(&mut self, cx: &EarlyContext<'_>, block: &Block) { . if let Some(stmt) = block.stmts.last() 7,396 ( 0.00%) && let StmtKind::Expr(expr) = &stmt.kind 9,993 ( 0.00%) && let rustc_ast::ExprKind::Tup(inner) = &expr.kind 4 ( 0.00%) && inner.is_empty() . && let ctxt = block.span.ctxt() . && stmt.span.ctxt() == ctxt . && expr.span.ctxt() == ctxt . && expr.attrs.is_empty() . { . let sp = expr.span; . span_lint_and_sugg( . cx, -- line 135 ---------------------------------------- -- line 136 ---------------------------------------- . UNUSED_UNIT, . sp, . "unneeded unit expression", . "remove the final `()`", . String::new(), . Applicability::MachineApplicable, . ); . } 18,510 ( 0.00%) } . } . . fn is_unit_ty(ty: &Ty<'_>) -> bool { 5,453 ( 0.00%) matches!(ty.kind, TyKind::Tup([])) . } . . // get the def site . #[must_use] . fn get_def(span: Span) -> Option { . if span.from_expansion() { . Some(span.ctxt().outer_expn_data().def_site) . } else { -- line 156 ---------------------------------------- 44,812 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_strip.rs -------------------------------------------------------------------------------- Ir -- line 63 ---------------------------------------- . . #[derive(Clone, Copy, Debug, Eq, PartialEq)] . enum StripKind { . Prefix, . Suffix, . } . . impl<'tcx> LateLintPass<'tcx> for ManualStrip { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { . if let Some(higher::If { cond, then, .. }) = higher::If::hir(expr) 1,308 ( 0.00%) && let ExprKind::MethodCall(_, target_arg, [pattern], _) = cond.kind . && let ExprKind::Path(target_path) = &target_arg.kind . && let Some(method_def_id) = cx.typeck_results().type_dependent_def_id(cond.hir_id) . { . let strip_kind = match cx.tcx.get_diagnostic_name(method_def_id) { . Some(sym::str_starts_with) => StripKind::Prefix, . Some(sym::str_ends_with) => StripKind::Suffix, . _ => return, . }; -- line 81 ---------------------------------------- -- line 144 ---------------------------------------- . ) . .collect(), . app, . ); . }, . ); . } . } 355,200 ( 0.01%) } . } . . // Returns `Some(arg)` if `expr` matches `arg.len()` and `None` otherwise. . fn len_arg<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) -> Option<&'tcx Expr<'tcx>> { . if let ExprKind::MethodCall(_, arg, [], _) = expr.kind . && let Some(method_def_id) = cx.typeck_results().type_dependent_def_id(expr.hir_id) . && cx.tcx.is_diagnostic_item(sym::str_len, method_def_id) . { -- line 160 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/default_instead_of_iter_empty.rs -------------------------------------------------------------------------------- Ir -- line 27 ---------------------------------------- . pub DEFAULT_INSTEAD_OF_ITER_EMPTY, . style, . "check `std::iter::Empty::default()` and replace with `std::iter::empty()`" . } . . declare_lint_pass!(DefaultIterEmpty => [DEFAULT_INSTEAD_OF_ITER_EMPTY]); . . impl<'tcx> LateLintPass<'tcx> for DefaultIterEmpty { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 100,976 ( 0.00%) if let ExprKind::Call(iter_expr, []) = &expr.kind 1,235 ( 0.00%) && let ExprKind::Path(QPath::TypeRelative(ty, _)) = &iter_expr.kind 735 ( 0.00%) && let TyKind::Path(ty_path) = &ty.kind 836 ( 0.00%) && let QPath::Resolved(None, path) = ty_path 519 ( 0.00%) && let def::Res::Def(_, def_id) = &path.res 800 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::IterEmpty, *def_id) 4,635 ( 0.00%) => ???:::is_diagnostic_item (80x) . && let ctxt = expr.span.ctxt() . && ty.span.ctxt() == ctxt . { . let mut applicability = Applicability::MachineApplicable; . let Some(path) = std_or_core(cx) else { return }; . let path = format!("{path}::iter::empty"); . let sugg = make_sugg(cx, ty_path, ctxt, &mut applicability, &path); . span_lint_and_sugg( -- line 49 ---------------------------------------- -- line 51 ---------------------------------------- . DEFAULT_INSTEAD_OF_ITER_EMPTY, . expr.span, . format!("`{path}()` is the more idiomatic way"), . "try", . sugg, . applicability, . ); . } 355,200 ( 0.01%) } . } . . fn make_sugg( . cx: &LateContext<'_>, . ty_path: &QPath<'_>, . ctxt: SyntaxContext, . applicability: &mut Applicability, . path: &str, -- line 67 ---------------------------------------- 80 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/neg_cmp_op_on_partial_ord.rs -------------------------------------------------------------------------------- Ir -- line 38 ---------------------------------------- . pub NEG_CMP_OP_ON_PARTIAL_ORD, . complexity, . "The use of negated comparison operators on partially ordered types may produce confusing code." . } . . declare_lint_pass!(NoNegCompOpForPartialOrd => [NEG_CMP_OP_ON_PARTIAL_ORD]); . . impl<'tcx> LateLintPass<'tcx> for NoNegCompOpForPartialOrd { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 89,079 ( 0.00%) if let ExprKind::Unary(UnOp::Not, inner) = expr.kind 10 ( 0.00%) && let ExprKind::Binary(ref op, left, _) = inner.kind 12 ( 0.00%) && let BinOpKind::Le | BinOpKind::Ge | BinOpKind::Lt | BinOpKind::Gt = op.node . && !expr.span.in_external_macro(cx.sess().source_map()) . { . let ty = cx.typeck_results().expr_ty(left); . . let implements_ord = { . if let Some(id) = cx.tcx.get_diagnostic_item(sym::Ord) { . implements_trait(cx, ty, id, &[]) . } else { -- line 57 ---------------------------------------- -- line 74 ---------------------------------------- . expr.span, . "the use of negated comparison operators on partially ordered \ . types produces code that is hard to read and refactor, please \ . consider using the `partial_cmp` method instead, to make it \ . clear that the two values could be incomparable", . ); . } . } 355,200 ( 0.01%) } . } 16 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/sync/lock.rs -------------------------------------------------------------------------------- Ir -- line 48 ---------------------------------------- . } . } . . impl<'a, T: 'a> Drop for LockGuard<'a, T> { . #[inline] . fn drop(&mut self) { . // SAFETY (union access): We get `self.mode` from the lock operation so it is consistent . // with the `lock.mode` state. This means we access the right union fields. 419,169 ( 0.02%) match self.mode { . Mode::NoSync => { . let cell = unsafe { &self.lock.mode_union.no_sync }; . debug_assert!(cell.get()); . cell.set(false); 64 ( 0.00%) } . // SAFETY (unlock): We know that the lock is locked as this type is a proof of that. . Mode::Sync => unsafe { self.lock.mode_union.sync.unlock() }, . } . } . } . . union ModeUnion { . /// Indicates if the cell is locked. Only used if `Lock.mode` is `NoSync`. -- line 69 ---------------------------------------- -- line 143 ---------------------------------------- . #[cold] . fn lock_held() -> ! { . panic!("lock was already held") . } . . // SAFETY: This is safe since the union fields are used in accordance with `mode` . // which also must match `self.mode` due to the safety precondition. . unsafe { 740,696 ( 0.03%) match mode { . Mode::NoSync => { 770,874 ( 0.03%) if self.mode_union.no_sync.replace(LOCKED) == LOCKED { . hint::cold_path(); . lock_held() . } . } . Mode::Sync => self.mode_union.sync.lock(), . } . } . LockGuard { lock: self, marker: PhantomData, mode } . } . . #[inline(always)] . #[track_caller] . pub fn lock(&self) -> LockGuard<'_, T> { 370,348 ( 0.01%) unsafe { self.lock_assume(self.mode) } . } . } . . unsafe impl DynSend for Lock {} . unsafe impl DynSync for Lock {} . . impl Lock { . #[inline(always)] -- line 175 ---------------------------------------- 381,278 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/functions/misnamed_getters.rs -------------------------------------------------------------------------------- Ir -- line 6 ---------------------------------------- . use rustc_lint::LateContext; . use rustc_middle::ty; . use rustc_span::Span; . . use std::iter; . . use super::MISNAMED_GETTERS; . 19,180 ( 0.00%) pub fn check_fn(cx: &LateContext<'_>, kind: FnKind<'_>, decl: &FnDecl<'_>, body: &Body<'_>, span: Span) { 5,480 ( 0.00%) let FnKind::Method(ref ident, sig) = kind else { . return; . }; . . // Takes only &(mut) self 5,408 ( 0.00%) if decl.inputs.len() != 1 { . return; . } . . let name = ident.name.as_str(); . 2,090 ( 0.00%) let name = match decl.implicit_self() { 2,944 ( 0.00%) => ???:::implicit_self (368x) . ImplicitSelfKind::RefMut => { . let Some(name) = name.strip_suffix("_mut") else { . return; . }; . name . }, . ImplicitSelfKind::Imm | ImplicitSelfKind::Mut | ImplicitSelfKind::RefImm => name, . ImplicitSelfKind::None => return, -- line 34 ---------------------------------------- -- line 38 ---------------------------------------- . name.strip_suffix("_unchecked").unwrap_or(name) . } else { . name . }; . . // Body must be `&(mut) .name`, potentially in an `unsafe` block . // self_data is not necessarily self, to also lint sub-getters, etc… . 648 ( 0.00%) let block_expr = if let ExprKind::Block(block, _) = body.value.kind 162 ( 0.00%) && block.stmts.is_empty() 459 ( 0.00%) && let Some(block_expr) = block.expr . { 459 ( 0.00%) if let ExprKind::Block(unsafe_block, _) = block_expr.kind . && unsafe_block.stmts.is_empty() . && matches!( . unsafe_block.rules, . BlockCheckMode::UnsafeBlock(UnsafeSource::UserProvided) . ) . && let Some(unsafe_block_expr) = unsafe_block.expr . { . unsafe_block_expr . } else { . block_expr . } . } else { . return; . }; 459 ( 0.00%) let expr_span = block_expr.span; . . // Accept &, &mut and 307 ( 0.00%) let expr = if let ExprKind::AddrOf(_, _, tmp) = block_expr.kind { . tmp . } else { . block_expr . }; 312 ( 0.00%) let (self_data, used_ident) = if let ExprKind::Field(self_data, ident) = expr.kind . && ident.name.as_str() != name . { . (self_data, ident) . } else { . return; . }; . . let mut used_field = None; . let mut correct_field = None; . let typeck_results = cx.typeck_results(); 4 ( 0.00%) for adjusted_type in iter::once(typeck_results.expr_ty(self_data)) 40 ( 0.00%) => ???:::expr_ty (1x) 4 ( 0.00%) .chain(typeck_results.expr_adjustments(self_data).iter().map(|adj| adj.target)) 43 ( 0.00%) => ???:::expr_adjustments (1x) . { 6 ( 0.00%) let ty::Adt(def, _) = adjusted_type.kind() else { . continue; . }; . 1 ( 0.00%) for f in def.all_fields() { 1 ( 0.00%) if f.name.as_str() == name { . correct_field = Some(f); . } 1 ( 0.00%) if f.name == used_ident.name { . used_field = Some(f); . } . } . } . 5 ( 0.00%) let Some(used_field) = used_field else { . // Can happen if the field access is a tuple. We don't lint those because the getter name could not . // start with a number. . return; . }; . . let Some(correct_field) = correct_field else { . // There is no field corresponding to the getter name. . // FIXME: This can be a false positive if the correct field is reachable through deeper -- line 109 ---------------------------------------- -- line 120 ---------------------------------------- . MISNAMED_GETTERS, . span, . "getter function appears to return the wrong field", . |diag| { . diag.span_suggestion(expr_span, "consider using", sugg, Applicability::MaybeIncorrect); . }, . ); . } 21,920 ( 0.00%) } 2,850 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/bit_width.rs -------------------------------------------------------------------------------- Ir -- line 93 ---------------------------------------- . . impl ManualBitWidth { . pub fn new(conf: &Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl LateLintPass<'_> for ManualBitWidth { 444,000 ( 0.02%) fn check_expr<'tcx>(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { 133,200 ( 0.01%) if expr.span.in_external_macro(cx.sess().source_map()) { . return; . } . 86,830 ( 0.00%) match expr.kind { . // `T::BITS - n.leading_zeros()` . ExprKind::Binary(op, left, right) . if op.node == BinOpKind::Sub 3 ( 0.00%) && let ExprKind::MethodCall(leading_zeros, recv, [], _) = right.kind . && leading_zeros.ident.name == sym::leading_zeros . && let ExprKind::Path(QPath::TypeRelative(hir_ty, segment)) = left.kind . && segment.ident.name == sym::BITS . && let right_ty = cx.typeck_results().expr_ty(recv) . && let Some(right_int_kind) = get_int_kind(cx, right_ty) . && let left_ty = cx.typeck_results().node_type(hir_ty.hir_id) . && let Some(left_int_kind) = get_int_kind(cx, left_ty) . && self.msrv.meets(cx, msrvs::BIT_WIDTH) -- line 118 ---------------------------------------- -- line 124 ---------------------------------------- . emit_manual_bit_width(cx, recv, expr, right_int_kind); . } else { . // mismatched calling types . emit_type_mismatch(cx, recv, expr, right_int_kind); . } . }, . _ => {}, . } 355,200 ( 0.01%) } . } . . fn get_int_kind<'a>(cx: &LateContext<'a>, ty: Ty<'a>) -> Option> { . match ty.kind() { . // int::BITS or uint::BITS . ty::Int(int_ty) => Some(IntKind::Int(*int_ty)), . ty::Uint(uint_ty) => Some(IntKind::Uint(*uint_ty)), . // NonZero::::BITS -- line 140 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/misc_early/literal_suffix.rs -------------------------------------------------------------------------------- Ir . use clippy_utils::diagnostics::span_lint_and_then; . use rustc_errors::Applicability; . use rustc_lint::EarlyContext; . use rustc_span::Span; . . use super::{SEPARATED_LITERAL_SUFFIX, UNSEPARATED_LITERAL_SUFFIX}; . 12,744 ( 0.00%) pub(super) fn check(cx: &EarlyContext<'_>, lit_span: Span, lit_snip: &str, suffix: &str, sugg_type: &str) { 2,124 ( 0.00%) let Some(maybe_last_sep_idx) = lit_snip.len().checked_sub(suffix.len() + 1) else { . return; // It's useless so shouldn't lint. . }; . // Do not lint when literal is unsuffixed. 2,124 ( 0.00%) if !suffix.is_empty() { 24 ( 0.00%) if lit_snip.as_bytes()[maybe_last_sep_idx] == b'_' { . #[expect(clippy::collapsible_span_lint_calls, reason = "rust-clippy#7797")] . span_lint_and_then( . cx, . SEPARATED_LITERAL_SUFFIX, . lit_span, . format!("{sugg_type} type suffix should not be separated by an underscore"), . |diag| { . diag.span_suggestion( -- line 22 ---------------------------------------- -- line 24 ---------------------------------------- . "remove the underscore", . format!("{}{suffix}", &lit_snip[..maybe_last_sep_idx]), . Applicability::MachineApplicable, . ); . }, . ); . } else { . #[expect(clippy::collapsible_span_lint_calls, reason = "rust-clippy#7797")] 12 ( 0.00%) span_lint_and_then( . cx, . UNSEPARATED_LITERAL_SUFFIX, . lit_span, 18 ( 0.00%) format!("{sugg_type} type suffix should be separated by an underscore"), . |diag| { . diag.span_suggestion( . lit_span, . "add an underscore", . format!("{}_{suffix}", &lit_snip[..=maybe_last_sep_idx]), . Applicability::MachineApplicable, . ); . }, . ); . } . } 8,496 ( 0.00%) } 30 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/ifs/mod.rs -------------------------------------------------------------------------------- Ir -- line 174 ---------------------------------------- . . pub struct CopyAndPaste<'tcx> { . interior_mut: InteriorMut<'tcx>, . } . . impl<'tcx> CopyAndPaste<'tcx> { . pub fn new(tcx: TyCtxt<'tcx>, conf: &'static Conf) -> Self { . Self { 4 ( 0.00%) interior_mut: InteriorMut::new(tcx, &conf.ignore_interior_mutability), 30,836 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:::new (1x) . } . } . } . . impl<'tcx> LateLintPass<'tcx> for CopyAndPaste<'tcx> { 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 88,800 ( 0.00%) if expr.span.from_expansion() { . return; . } 44,661 ( 0.00%) if matches!(expr.kind, ExprKind::If(..)) && !is_else_clause(cx.tcx, expr) { 8,802 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_else_clause (54x) 432 ( 0.00%) let (conds, blocks) = if_sequence(expr); 11,028 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::if_sequence (48x) 288 ( 0.00%) ifs_same_cond::check(cx, &conds, &mut self.interior_mut); 16,566 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ifs/ifs_same_cond.rs:clippy_lints::ifs::ifs_same_cond::check (48x) 192 ( 0.00%) same_functions_in_if_cond::check(cx, &conds); 32,073 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ifs/same_functions_in_if_cond.rs:clippy_lints::ifs::same_functions_in_if_cond::check (48x) . let all_same = 624 ( 0.00%) !is_lint_allowed(cx, IF_SAME_THEN_ELSE, expr.hir_id) && if_same_then_else::check(cx, &conds, &blocks); 73,255 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (48x) 40,558 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ifs/if_same_then_else.rs:clippy_lints::ifs::if_same_then_else::check (48x) 156 ( 0.00%) if !all_same && conds.len() != blocks.len() { 210 ( 0.00%) branches_sharing_code::check(cx, &conds, &blocks, expr); 176,901 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ifs/branches_sharing_code.rs:clippy_lints::ifs::branches_sharing_code::check (30x) . } 290 ( 0.00%) } else if let ExprKind::Match(_, arms, _) = expr.kind { 1,595 ( 0.00%) branches_sharing_code::check_match(cx, expr, arms); 555,175 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ifs/branches_sharing_code.rs:clippy_lints::ifs::branches_sharing_code::check_match (145x) . } 353,656 ( 0.01%) } . } 144 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unicode.rs -------------------------------------------------------------------------------- Ir -- line 74 ---------------------------------------- . . declare_lint_pass!(Unicode => [ . INVISIBLE_CHARACTERS, . NON_ASCII_LITERAL, . UNICODE_NOT_NFC, . ]); . . impl LateLintPass<'_> for Unicode { 177,600 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &'_ Expr<'_>) { 89,256 ( 0.00%) if let ExprKind::Lit(lit) = expr.kind 5,673 ( 0.00%) && let LitKind::Str(_, _) | LitKind::Char(_) = lit.node . { 912 ( 0.00%) check_str(cx, lit.span, expr.hir_id); . } 222,000 ( 0.01%) } . } . . fn escape>(s: T) -> String { . let mut result = String::new(); . for c in s { . if c as u32 > 0x7F { . for d in c.escape_unicode() { . result.push(d); -- line 96 ---------------------------------------- -- line 98 ---------------------------------------- . } else { . result.push(c); . } . } . result . } . . fn check_str(cx: &LateContext<'_>, span: Span, id: HirId) { 1,824 ( 0.00%) if !span_is_local(span) { 60,122 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::span_is_local (456x) . return; . } . . let string = snippet(cx, span, ""); . // All three lints here can only fire when the snippet contains a non-ASCII character. Note . // that the snippet can contain non-ASCII characters even when the literal's value does not, . // e.g. the literal produced by `file!()` inside a macro spans the whole macro invocation. . if string.is_ascii() { -- line 114 ---------------------------------------- 912 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/functions/ref_option.rs -------------------------------------------------------------------------------- Ir -- line 6 ---------------------------------------- . use rustc_errors::Applicability; . use rustc_hir::intravisit::FnKind; . use rustc_hir::{self as hir, FnDecl, HirId}; . use rustc_lint::{LateContext, LintContext as _}; . use rustc_middle::ty::{self, Mutability, Ty}; . use rustc_span::Span; . use rustc_span::def_id::LocalDefId; . 658 ( 0.00%) fn check_ty<'a>(cx: &LateContext<'a>, param: &hir::Ty<'a>, param_ty: Ty<'a>, fixes: &mut Vec<(Span, String)>) { 232 ( 0.00%) if let ty::Ref(_, opt_ty, Mutability::Not) = param_ty.kind() 64 ( 0.00%) && let Some(gen_ty) = option_arg_ty(cx, *opt_ty) 80 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::option_arg_ty (16x) . && !gen_ty.is_ref() . // Need to gen the original spans, so first parsing mid, and hir parsing afterward . && let hir::TyKind::Ref(lifetime, hir::MutTy { ty, .. }) = param.kind . && let hir::TyKind::Path(hir::QPath::Resolved(_, path)) = ty.kind . && let (Some(first), Some(last)) = (path.segments.first(), path.segments.last()) . && let Some(hir::GenericArgs { . args: [hir::GenericArg::Type(opt_ty)], . .. -- line 24 ---------------------------------------- -- line 32 ---------------------------------------- . format!( . "{}<&{lifetime}{}{}>", . snippet(cx, first.ident.span.to(last.ident.span), ".."), . if lifetime.is_empty() { "" } else { " " }, . snippet(cx, opt_ty.span, "..") . ), . )); . } 752 ( 0.00%) } . 390 ( 0.00%) fn check_fn_sig<'a>(cx: &LateContext<'a>, decl: &FnDecl<'a>, span: Span, sig: ty::FnSig<'a>) { . let mut fixes = Vec::new(); . // Check function arguments' types 78 ( 0.00%) for (param, param_ty) in decl.inputs.iter().zip(sig.inputs()) { 280 ( 0.00%) check_ty(cx, param, *param_ty, &mut fixes); 1,175 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/ref_option.rs:clippy_lints::functions::ref_option::check_ty (56x) . } . // Check return type 78 ( 0.00%) if let hir::FnRetTy::Return(ty) = &decl.output { 228 ( 0.00%) check_ty(cx, ty, sig.output(), &mut fixes); 659 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/ref_option.rs:clippy_lints::functions::ref_option::check_ty (38x) . } 39 ( 0.00%) if !fixes.is_empty() { . span_lint_and_then( . cx, . REF_OPTION, . span, . "it is more idiomatic to use `Option<&T>` instead of `&Option`", . |diag| { . diag.multipart_suggestion("change this to", fixes, Applicability::Unspecified); . }, . ); . } 312 ( 0.00%) } . . #[expect(clippy::too_many_arguments)] 38,360 ( 0.00%) pub(crate) fn check_fn<'a>( . cx: &LateContext<'a>, . kind: FnKind<'a>, . decl: &FnDecl<'a>, . span: Span, . hir_id: HirId, . def_id: LocalDefId, . body: &hir::Body<'a>, . avoid_breaking_exported_api: bool, . ) { 19,180 ( 0.00%) if avoid_breaking_exported_api && cx.effective_visibilities.is_exported(def_id) { 155,535 ( 0.01%) => ???:::is_exported (2,740x) . return; . } 1,976 ( 0.00%) if span.in_external_macro(cx.sess().source_map()) { . return; . } . 1,976 ( 0.00%) if let FnKind::Closure = kind { . // Compute the span of the closure parameters + return type if set 28 ( 0.00%) let inputs_output_span = if let hir::FnRetTy::Return(out_ty) = &decl.output { . if decl.inputs.is_empty() { . out_ty.span . } else { . span.with_hi(out_ty.span.hi()) . } 26 ( 0.00%) } else if let (Some(first), Some(last)) = (decl.inputs.first(), decl.inputs.last()) { 52 ( 0.00%) first.span.to(last.span) 1,794 ( 0.00%) => ???:::to (13x) . } else { . // No parameters - no point in checking . return; . }; . . // Figure out the signature of the closure 52 ( 0.00%) let ty::Closure(_, args) = cx.typeck_results().expr_ty(body.value).kind() else { 520 ( 0.00%) => ???:::expr_ty (13x) . return; . }; . let sig = args.as_closure().sig().skip_binder(); . . if is_from_proc_macro(cx, &(&kind, body, hir_id, span)) { . return; . } . . check_fn_sig(cx, decl, inputs_output_span, sig); 5,844 ( 0.00%) } else if !is_trait_impl_item(cx, hir_id) { 143,736 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_trait_impl_item (974x) . let sig = cx . .tcx . .fn_sig(def_id) . .instantiate_identity() . .skip_norm_wip() . .skip_binder(); . 342 ( 0.00%) if is_from_proc_macro(cx, &(&kind, body, hir_id, span)) { . return; . } . 190 ( 0.00%) check_fn_sig(cx, decl, span, sig); . } 21,920 ( 0.00%) } . 1,830 ( 0.00%) pub(super) fn check_trait_item<'a>( . cx: &LateContext<'a>, . trait_item: &hir::TraitItem<'a>, . avoid_breaking_exported_api: bool, . ) { 549 ( 0.00%) if !trait_item.span.in_external_macro(cx.sess().source_map()) 366 ( 0.00%) && let hir::TraitItemKind::Fn(ref sig, _) = trait_item.kind 1,036 ( 0.00%) && !(avoid_breaking_exported_api && cx.effective_visibilities.is_exported(trait_item.owner_id.def_id)) 8,436 ( 0.00%) => ???:::is_exported (148x) 2 ( 0.00%) && !is_from_proc_macro(cx, trait_item) . { 2 ( 0.00%) let def_id = trait_item.owner_id.def_id; . let ty_sig = cx . .tcx . .fn_sig(def_id) . .instantiate_identity() . .skip_norm_wip() . .skip_binder(); 4 ( 0.00%) check_fn_sig(cx, sig.decl, sig.span, ty_sig); 106 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/ref_option.rs:clippy_lints::functions::ref_option::check_fn_sig (1x) . } 1,464 ( 0.00%) } 2,258 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/arc_with_non_send_sync.rs -------------------------------------------------------------------------------- Ir -- line 38 ---------------------------------------- . pub ARC_WITH_NON_SEND_SYNC, . suspicious, . "using `Arc` with a type that does not implement `Send` and `Sync`" . } . . declare_lint_pass!(ArcWithNonSendSync => [ARC_WITH_NON_SEND_SYNC]); . . impl<'tcx> LateLintPass<'tcx> for ArcWithNonSendSync { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 105,547 ( 0.00%) if let ExprKind::Call(func, [arg]) = expr.kind 18,574 ( 0.00%) && let ExprKind::Path(QPath::TypeRelative(func_ty, func_name)) = func.kind 290 ( 0.00%) && func_name.ident.name == sym::new 356 ( 0.00%) && !expr.span.from_expansion() 336 ( 0.00%) && cx.typeck_results().node_type(func_ty.hir_id).is_diag_item(cx, sym::Arc) 2,296 ( 0.00%) => ???:::node_type (56x) . && let arg_ty = cx.typeck_results().expr_ty(arg) . // make sure that the type is not and does not contain any type parameters . && arg_ty.walk().all(|arg| { . !matches!(arg.kind(), GenericArgKind::Type(ty) if matches!(ty.kind(), ty::Param(_))) . }) . && let Some(send) = cx.tcx.get_diagnostic_item(sym::Send) . && let Some(sync) = cx.tcx.lang_items().sync_trait() . && let [is_send, is_sync] = [send, sync].map(|id| implements_trait(cx, arg_ty, id, &[])) -- line 59 ---------------------------------------- -- line 78 ---------------------------------------- . diag.help("if the `Arc` will not be used across threads replace it with an `Rc`"); . diag.help(format!( . "otherwise make `{arg_ty}` `Send` and `Sync` or consider a wrapper type such as `Mutex`" . )); . }); . }, . ); . } 355,200 ( 0.01%) } . } 356 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/operators/eq_op.rs -------------------------------------------------------------------------------- Ir -- line 2 ---------------------------------------- . use clippy_utils::diagnostics::{span_lint, span_lint_and_then}; . use clippy_utils::macros::{find_assert_eq_args, first_node_macro_backtrace}; . use clippy_utils::{eq_expr_value, is_in_test_function, sym}; . use rustc_hir::{BinOpKind, Expr}; . use rustc_lint::LateContext; . . use super::EQ_OP; . 399,600 ( 0.02%) pub(crate) fn check_assert<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 44,440 ( 0.00%) if let Some(macro_call) = first_node_macro_backtrace(cx, e).find(|macro_call| { 8,690 ( 0.00%) matches!( 5,804 ( 0.00%) cx.tcx.get_diagnostic_name(macro_call.def_id), 84,340 ( 0.00%) => ???:::get_diagnostic_name (1,451x) . Some(sym::assert_eq_macro | sym::assert_ne_macro | sym::debug_assert_eq_macro | sym::debug_assert_ne_macro) . ) 80 ( 0.00%) }) && let Some((lhs, rhs, _)) = find_assert_eq_args(cx, e, macro_call.expn) 24,420 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::find_assert_eq_args (8x) 56 ( 0.00%) && eq_expr_value(cx, macro_call.span.ctxt(), lhs, rhs) 26,286 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::eq_expr_value (8x) . && macro_call.is_local() . && !is_in_test_function(cx.tcx, e.hir_id) . { . span_lint( . cx, . EQ_OP, . lhs.span.to(rhs.span), . format!( . "identical args used in this `{}!` macro call", . cx.tcx.item_name(macro_call.def_id) . ), . ); . } 355,200 ( 0.01%) } . 405 ( 0.00%) pub(crate) fn check<'tcx>( . cx: &LateContext<'tcx>, . e: &'tcx Expr<'_>, . op: BinOpKind, . left: &'tcx Expr<'_>, . right: &'tcx Expr<'_>, . ) { . if is_useless_with_eq_exprs(op) 203 ( 0.00%) && eq_expr_value(cx, e.span.ctxt(), left, right) 20,451 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::eq_expr_value (29x) . && !is_in_test_function(cx.tcx, e.hir_id) . { . span_lint_and_then( . cx, . EQ_OP, . e.span, . format!("equal expressions as operands to `{}`", op.as_str()), . |diag| { -- line 49 ---------------------------------------- -- line 50 ---------------------------------------- . if let BinOpKind::Ne = op . && cx.typeck_results().expr_ty(left).is_floating_point() . { . diag.note("if you intended to check if the operand is NaN, use `.is_nan()` instead"); . } . }, . ); . } 360 ( 0.00%) } 133,356 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/operators/bit_mask.rs -------------------------------------------------------------------------------- Ir -- line 5 ---------------------------------------- . use core::cmp::Ordering; . use core::convert::identity; . use rustc_hir::{BinOpKind, Expr, ExprKind}; . use rustc_lint::LateContext; . use rustc_middle::ty; . . use super::{BAD_BIT_MASK, INEFFECTIVE_BIT_MASK}; . 3,744 ( 0.00%) pub(super) fn check<'tcx>( . cx: &LateContext<'tcx>, . e: &'tcx Expr<'_>, . cmp_op: BinOpKind, . lhs: &'tcx Expr<'_>, . rhs: &'tcx Expr<'_>, . ) { 654 ( 0.00%) let Some(cmp_op) = CmpOp::from_bin_op(cmp_op) else { . return; . }; . . // Check for a bitwise op compared to a constant. . let typeck = cx.typeck_results(); 981 ( 0.00%) let ecx = ConstEvalCtxt::new(cx); 18,312 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::new (327x) 327 ( 0.00%) let ctxt = e.span.ctxt(); . let Some((cmp_op, bit_op, bit_lhs, bit_rhs, cmp_val)) = try_maybe_swap( . lhs, . rhs, 6,540 ( 0.00%) |lhs, rhs| { 1,309 ( 0.00%) if let ExprKind::Binary(bit_op, bit_lhs, bit_rhs) = lhs.kind . && let bit_sp = bit_op.span . && let Some(bit_op) = BitOp::from_bin_op(bit_op.node) . && matches!(typeck.expr_ty(rhs).peel_refs().kind(), ty::Uint(_) | ty::Int(_)) . && bit_sp.ctxt() == ctxt . && let Some(Constant::Int(cmp_val)) = ecx.eval(rhs) . && walk_span_to_context(rhs.span, ctxt).is_some() . { . Some((cmp_op, bit_op, bit_lhs, bit_rhs, cmp_val)) . } else { 654 ( 0.00%) None . } 5,232 ( 0.00%) }, . |r| (r.0.swap_operands(), r.1, r.2, r.3, r.4), . ) else { . return; . }; . . if !ctxt.in_external_macro(cx.tcx.sess.source_map()) . && let ty = typeck.expr_ty(bit_lhs).peel_refs() . && matches!(ty.kind(), ty::Uint(_) | ty::Int(_)) -- line 52 ---------------------------------------- -- line 110 ---------------------------------------- . . if !is_from_proc_macro(cx, e) { . #[expect(clippy::collapsible_span_lint_calls)] . span_lint_and_then(cx, lint, e.span, msg.to_str(), |diag| { . diag.note(note.to_string(op_val, cmp_val)); . }); . } . } 3,328 ( 0.00%) } . . fn try_maybe_swap( . lhs: &T, . rhs: &T, . mut f: impl FnMut(&T, &T) -> Option, . inv: impl FnOnce(R) -> R, . ) -> Option { 1,962 ( 0.00%) if let Some(x) = f(lhs, rhs) { 5,890 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/operators/bit_mask.rs:clippy_lints::operators::bit_mask::check::{closure#0} (327x) . Some(x) . } else { 981 ( 0.00%) f(rhs, lhs).map(inv) 5,886 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/operators/bit_mask.rs:clippy_lints::operators::bit_mask::check::{closure#0} (327x) . } . } . . #[derive(Clone, Copy)] . struct CmpOp { . pub kind: CmpOpKind, . pub negate: bool, . } . impl CmpOp { . fn from_bin_op(op: BinOpKind) -> Option { 2,883 ( 0.00%) match op { . BinOpKind::Eq => Some(Self { . kind: CmpOpKind::Eq, . negate: false, . }), . BinOpKind::Lt => Some(Self { . kind: CmpOpKind::Lt, . negate: false, . }), -- line 148 ---------------------------------------- -- line 201 ---------------------------------------- . #[derive(Clone, Copy)] . enum BitOp { . Xor, . And, . Or, . } . impl BitOp { . fn from_bin_op(op: BinOpKind) -> Option { 3 ( 0.00%) match op { . BinOpKind::BitXor => Some(Self::Xor), . BinOpKind::BitAnd => Some(Self::And), . BinOpKind::BitOr => Some(Self::Or), . _ => None, . } . } . } . -- line 217 ---------------------------------------- 2,943 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/uninit_vec.rs -------------------------------------------------------------------------------- Ir -- line 58 ---------------------------------------- . "Vec with uninitialized data" . } . . declare_lint_pass!(UninitVec => [UNINIT_VEC]); . . // FIXME: update to a visitor-based implementation. . // Threads: https://github.com/rust-lang/rust-clippy/pull/7682#discussion_r710998368 . impl<'tcx> LateLintPass<'tcx> for UninitVec { 35,136 ( 0.00%) fn check_block(&mut self, cx: &LateContext<'tcx>, block: &'tcx Block<'_>) { 3,904 ( 0.00%) let ctxt = block.span.ctxt(); 23,424 ( 0.00%) if !ctxt.in_external_macro(cx.tcx.sess.source_map()) { 833,847 ( 0.03%) => ???:::in_external_macro (3,904x) 11,382 ( 0.00%) for [stmt1, stmt2] in block.stmts.array_windows::<2>() { 3,944 ( 0.00%) if let StmtKind::Expr(expr) | StmtKind::Semi(expr) = stmt2.kind 1,016 ( 0.00%) && stmt1.span.ctxt() == ctxt 758 ( 0.00%) && stmt2.span.ctxt() == ctxt 658 ( 0.00%) && expr.span.ctxt() == ctxt . { 1,028 ( 0.00%) handle_uninit_vec_pair(cx, ctxt, stmt1, expr); 17,613 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/uninit_vec.rs:clippy_lints::uninit_vec::handle_uninit_vec_pair (257x) . } . } . 3,324 ( 0.00%) if let (Some(stmt), Some(expr)) = (block.stmts.last(), block.expr) 1,294 ( 0.00%) && stmt.span.ctxt() == ctxt 1,180 ( 0.00%) && expr.span.ctxt() == ctxt . { 6,479 ( 0.00%) handle_uninit_vec_pair(cx, ctxt, stmt, expr); 22,677 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/uninit_vec.rs:clippy_lints::uninit_vec::handle_uninit_vec_pair (589x) . } . } 26,520 ( 0.00%) } . } . 8,460 ( 0.00%) fn handle_uninit_vec_pair<'tcx>( . cx: &LateContext<'tcx>, . ctxt: SyntaxContext, . maybe_init_or_reserve: &'tcx Stmt<'tcx>, . maybe_set_len: &'tcx Expr<'tcx>, . ) { 1,692 ( 0.00%) if let Some(vec) = extract_init_or_reserve_target(cx, maybe_init_or_reserve) . && let Some((set_len_self, call_span)) = extract_set_len_self(cx, maybe_set_len) . && vec.location.eq_expr(cx, ctxt, set_len_self) . && let ty::Ref(_, vec_ty, _) = cx.typeck_results().expr_ty_adjusted(set_len_self).kind() . && let ty::Adt(_, args) = vec_ty.kind() . // `#[allow(...)]` attribute can be set on enclosing unsafe block of `set_len()` . && !is_lint_allowed(cx, UNINIT_VEC, maybe_set_len.hir_id) . { . if vec.has_capacity() { -- line 103 ---------------------------------------- -- line 119 ---------------------------------------- . span_lint( . cx, . UNINIT_VEC, . vec![call_span, maybe_init_or_reserve.span], . "calling `set_len()` on empty `Vec` creates out-of-bound values", . ); . } . } 6,768 ( 0.00%) } . . /// The target `Vec` that is initialized or reserved . #[derive(Clone, Copy)] . struct TargetVec<'tcx> { . location: VecLocation<'tcx>, . /// `None` if `reserve()` . init_kind: Option, . } -- line 135 ---------------------------------------- -- line 153 ---------------------------------------- . VecLocation::Expr(self_expr) => SpanlessEq::new(cx).eq_expr(ctxt, self_expr, expr), . } . } . } . . /// Finds the target location where the result of `Vec` initialization is stored . /// or `self` expression for `Vec::reserve()`. . fn extract_init_or_reserve_target<'tcx>(cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'tcx>) -> Option> { 3,386 ( 0.00%) match stmt.kind { . StmtKind::Let(local) => { 978 ( 0.00%) if let Some(init_expr) = local.init 1,483 ( 0.00%) && let PatKind::Binding(_, hir_id, _, None) = local.pat.kind 505 ( 0.00%) && let Some(init_kind) = get_vec_init_kind(cx, init_expr) 6,362 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::get_vec_init_kind (101x) . { . return Some(TargetVec { . location: VecLocation::Local(hir_id), . init_kind: Some(init_kind), . }); . } . }, 2,020 ( 0.00%) StmtKind::Expr(expr) | StmtKind::Semi(expr) => match expr.kind { 90 ( 0.00%) ExprKind::Assign(lhs, rhs, _span) => { 225 ( 0.00%) if let Some(init_kind) = get_vec_init_kind(cx, rhs) { 5,211 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::get_vec_init_kind (45x) . return Some(TargetVec { . location: VecLocation::Expr(lhs), . init_kind: Some(init_kind), . }); . } . }, 208 ( 0.00%) ExprKind::MethodCall(path, self_expr, [_], _) if is_reserve(cx, path, self_expr) => { . return Some(TargetVec { . location: VecLocation::Expr(self_expr), . init_kind: None, . }); . }, . _ => (), . }, . StmtKind::Item(_) => (), . } . None . } . . fn is_reserve(cx: &LateContext<'_>, path: &PathSegment<'_>, self_expr: &Expr<'_>) -> bool { . cx.typeck_results() 17 ( 0.00%) .expr_ty(self_expr) 680 ( 0.00%) => ???:::expr_ty (17x) . .peel_refs() . .is_diag_item(cx, sym::Vec) . && path.ident.name == sym::reserve . } . . /// Returns self if the expression is `Vec::set_len()` . fn extract_set_len_self<'tcx>(cx: &LateContext<'_>, expr: &'tcx Expr<'_>) -> Option<(&'tcx Expr<'tcx>, Span)> { . // peel unsafe blocks in `unsafe { vec.set_len() }` . let expr = peel_hir_expr_while(expr, |e| { 10 ( 0.00%) if let ExprKind::Block(block, _) = e.kind { . // Extract the first statement/expression . match (block.stmts.first().map(|stmt| &stmt.kind), block.expr) { . (None, Some(expr)) => Some(expr), . (Some(StmtKind::Expr(expr) | StmtKind::Semi(expr)), _) => Some(expr), . _ => None, . } . } else { . None . } . }); 10 ( 0.00%) match expr.kind { . ExprKind::MethodCall(path, self_expr, [arg], _) => { . let self_type = cx.typeck_results().expr_ty(self_expr).peel_refs(); . if self_type.is_diag_item(cx, sym::Vec) && path.ident.name == sym::set_len && !is_integer_literal(arg, 0) { . Some((self_expr, expr.span)) . } else { . None . } . }, -- line 226 ---------------------------------------- 34,410 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/operators/cmp_owned.rs -------------------------------------------------------------------------------- Ir -- line 7 ---------------------------------------- . use rustc_hir::{BinOpKind, Expr, ExprKind, UnOp}; . use rustc_lint::LateContext; . use rustc_middle::ty::Ty; . . use super::CMP_OWNED; . . pub(super) fn check(cx: &LateContext<'_>, e: &Expr<'_>, op: BinOpKind, lhs: &Expr<'_>, rhs: &Expr<'_>) { . if op.is_comparison() { 1,635 ( 0.00%) check_op(cx, e, lhs, rhs, true); 15,519 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/operators/cmp_owned.rs:clippy_lints::operators::cmp_owned::check_op (327x) 1,962 ( 0.00%) check_op(cx, e, rhs, lhs, false); 21,024 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/operators/cmp_owned.rs:clippy_lints::operators::cmp_owned::check_op (327x) . } . } . . #[derive(Default)] . struct EqImpl { . ty_eq_other: bool, . other_eq_ty: bool, . } -- line 24 ---------------------------------------- -- line 30 ---------------------------------------- . . fn symmetric_partial_eq<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>, other: Ty<'tcx>) -> Option { . cx.tcx.lang_items().eq_trait().map(|def_id| EqImpl { . ty_eq_other: implements_trait(cx, ty, def_id, &[other.into()]), . other_eq_ty: implements_trait(cx, other, def_id, &[ty.into()]), . }) . } . 5,886 ( 0.00%) fn check_op(cx: &LateContext<'_>, outer: &Expr<'_>, expr: &Expr<'_>, other: &Expr<'_>, left: bool) { 654 ( 0.00%) if !outer.span.eq_ctxt(expr.span) { . return; . } . . let typeck = cx.typeck_results(); 3,268 ( 0.00%) let (arg, arg_span) = match expr.kind { 16 ( 0.00%) ExprKind::MethodCall(_, arg, [], _) . if typeck 64 ( 0.00%) .type_dependent_def_id(expr.hir_id) 408 ( 0.00%) => ???:::type_dependent_def_id (8x) 32 ( 0.00%) .and_then(|id| cx.tcx.trait_of_assoc(id)) 4,953 ( 0.00%) => ???:::trait_of_assoc (8x) . .is_some_and(|id| matches!(cx.tcx.get_diagnostic_name(id), Some(sym::ToString | sym::ToOwned))) => . { . (arg, arg.span) . }, 2 ( 0.00%) ExprKind::Call(path, [arg]) . if path . .res(cx) . .opt_def_id() . .is_some_and(|did| match cx.tcx.get_diagnostic_name(did) { . Some(sym::from_str_method) => true, . Some(sym::from_fn) => !is_copy(cx, typeck.expr_ty(expr)), . _ => false, . }) => -- line 61 ---------------------------------------- -- line 126 ---------------------------------------- . } else { . (span, format!("{other_snippet}{cmp_snippet}{expr_snip}")) . } . }; . . diag.span_suggestion(span, "try", hint, applicability); . }, . ); 5,232 ( 0.00%) } 3,924 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/collections/hash/map.rs -------------------------------------------------------------------------------- Ir -- line 361 ---------------------------------------- . /// let mut map = HashMap::with_hasher(s); . /// map.insert(1, 2); . /// ``` . #[inline] . #[must_use] . #[stable(feature = "hashmap_build_hasher", since = "1.7.0")] . #[rustc_const_stable(feature = "const_collections_with_hasher", since = "1.85.0")] . pub const fn with_hasher(hash_builder: S) -> HashMap { 311,404 ( 0.01%) HashMap { base: base::HashMap::with_hasher(hash_builder) } . } . . /// Creates an empty `HashMap` with at least the specified capacity, using . /// `hasher` to hash the keys. . /// . /// The hash map will be able to hold at least `capacity` elements without . /// reallocating. This method is allowed to allocate for more elements than . /// `capacity`. If `capacity` is zero, the hash map will not allocate. -- line 377 ---------------------------------------- -- line 1006 ---------------------------------------- . /// assert_eq!(letters[&'s'], 2); . /// assert_eq!(letters[&'t'], 3); . /// assert_eq!(letters[&'u'], 1); . /// assert_eq!(letters.get(&'y'), None); . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . pub fn entry(&mut self, key: K) -> Entry<'_, K, V, A> { 460 ( 0.00%) map_entry(self.base.rustc_entry(key)) 17,829 ( 0.00%) => /rust/deps/hashbrown-0.17.1/src/rustc_entry.rs:>::rustc_entry (80x) . } . . /// Returns a reference to the value corresponding to the key. . /// . /// The key may be any borrowed form of the map's key type, but . /// [`Hash`] and [`Eq`] on the borrowed form *must* match those for . /// the key type. . /// -- line 1022 ---------------------------------------- -- line 1032 ---------------------------------------- . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[inline] . pub fn get(&self, k: &Q) -> Option<&V> . where . K: Borrow, . Q: Hash + Eq, . { 94 ( 0.00%) self.base.get(k) 188 ( 0.00%) => /rust/deps/hashbrown-0.17.1/src/raw.rs:>::get:: (47x) . } . . /// Returns the key-value pair corresponding to the supplied key. This is . /// potentially useful: . /// - for key types where non-identical keys can be considered equal; . /// - for getting the `&K` stored key value from a borrowed `&Q` lookup key; or . /// - for getting a reference to a key with the same lifetime as the collection. . /// -- line 1048 ---------------------------------------- -- line 1326 ---------------------------------------- . /// assert_eq!(map.insert(37, "c"), Some("b")); . /// assert_eq!(map[&37], "c"); . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_confusables("push", "append", "put")] . #[cfg_attr(not(test), rustc_diagnostic_item = "hashmap_insert")] . pub fn insert(&mut self, k: K, v: V) -> Option { 22,132 ( 0.00%) self.base.insert(k, v) 1,069,453 ( 0.04%) => /rust/deps/hashbrown-0.17.1/src/map.rs:>::insert (5,502x) . } . . /// Tries to insert a key-value pair into the map, and returns . /// a mutable reference to the value in the entry. . /// . /// If the map already had this key present, nothing is updated, and . /// an error containing the occupied entry, key, and the value is returned. . /// -- line 1342 ---------------------------------------- -- line 1388 ---------------------------------------- . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_confusables("delete", "take")] . pub fn remove(&mut self, k: &Q) -> Option . where . K: Borrow, . Q: Hash + Eq, . { 668 ( 0.00%) self.base.remove(k) . } . . /// Removes a key from the map, returning the stored key and value if the . /// key was previously in the map. . /// . /// The key may be any borrowed form of the map's key type, but . /// [`Hash`] and [`Eq`] on the borrowed form *must* match those for . /// the key type. -- line 1404 ---------------------------------------- -- line 1431 ---------------------------------------- . where . K: Clone, . V: Clone, . S: Clone, . A: Allocator + Clone, . { . #[inline] . fn clone(&self) -> Self { 184 ( 0.00%) Self { base: self.base.clone() } . } . . #[inline] . fn clone_from(&mut self, source: &Self) { . self.base.clone_from(&source.base); . } . } . -- line 1447 ---------------------------------------- -- line 3006 ---------------------------------------- . where . K: Eq + Hash, . S: BuildHasher + Default, . { . /// Constructs a `HashMap` from an iterator of key-value pairs. . /// . /// If the iterator produces any pairs with equal keys, . /// all but one of the corresponding values will be dropped. 169 ( 0.00%) fn from_iter>(iter: T) -> HashMap { . let mut map = HashMap::with_hasher(Default::default()); 13,075 ( 0.00%) map.extend(iter); 77 ( 0.00%) => ???:0x0000000000173dc0 (1x) 34,842 ( 0.00%) map 187 ( 0.00%) } . } . . /// Inserts all new key-values from the iterator and replaces values with existing . /// keys with new values returned from the iterator. . #[stable(feature = "rust1", since = "1.0.0")] . impl Extend<(K, V)> for HashMap . where . K: Eq + Hash, . S: BuildHasher, . A: Allocator, . { . #[inline] . fn extend>(&mut self, iter: T) { 4 ( 0.00%) self.base.extend(iter) 619 ( 0.00%) => /rust/deps/hashbrown-0.17.1/src/map.rs:, rustc_hash::FxBuildHasher> as core::iter::traits::collect::Extend<(&str, std::collections::hash::set::HashSet<&str, rustc_hash::FxBuildHasher>)>>::extend::<[(&str, std::collections::hash::set::HashSet<&str, rustc_hash::FxBuildHasher>); 3]> (1x) . } . . #[inline] . fn extend_one(&mut self, (k, v): (K, V)) { . self.base.insert(k, v); . } . . #[inline] -- line 3040 ---------------------------------------- -- line 3066 ---------------------------------------- . Extend::<(K, V)>::extend_reserve(self, additional) . } . } . . #[inline] . fn map_entry<'a, K: 'a, V: 'a, A: Allocator>( . raw: base::RustcEntry<'a, K, V, A>, . ) -> Entry<'a, K, V, A> { 434 ( 0.00%) match raw { . base::RustcEntry::Occupied(base) => Entry::Occupied(OccupiedEntry { base }), 264 ( 0.00%) base::RustcEntry::Vacant(base) => Entry::Vacant(VacantEntry { base }), . } . } . . #[inline] . pub(super) fn map_try_reserve_error(err: hashbrown::TryReserveError) -> TryReserveError { . match err { . hashbrown::TryReserveError::CapacityOverflow => { . TryReserveErrorKind::CapacityOverflow.into() -- line 3084 ---------------------------------------- 128,129 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/utils/format_args_collector.rs -------------------------------------------------------------------------------- Ir -- line 13 ---------------------------------------- . pub struct FormatArgsCollector { . format_args: FxHashMap, . parent_spans: Vec, . storage: FormatArgsStorage, . } . . impl FormatArgsCollector { . pub fn new(storage: FormatArgsStorage) -> Self { 8 ( 0.00%) Self { . format_args: FxHashMap::default(), . parent_spans: Vec::new(), . storage, . } . } . } . . impl_lint_pass!(FormatArgsCollector => []); . . impl EarlyLintPass for FormatArgsCollector { 279,272 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 79,792 ( 0.00%) if let ExprKind::FormatArgs(args) = &expr.kind { 259 ( 0.00%) if self.has_span_from_external_macro(cx.sess().source_map(), expr.span, args) { . return; . } . . self.format_args.insert(expr.span.with_parent(None), (**args).clone()); . } 319,168 ( 0.01%) } . . fn check_crate_post(&mut self, _: &EarlyContext<'_>, _: &Crate) { 2 ( 0.00%) self.storage.set(mem::take(&mut self.format_args)); 110 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:::set (1x) . } . } . . impl FormatArgsCollector { . /// Detects if the format string or an argument has its span set by a proc macro to something . /// inside a macro callsite, e.g. . /// . /// ```ignore -- line 51 ---------------------------------------- -- line 63 ---------------------------------------- . /// ```ignore . /// println!(some_proc_macro!("input {}"), a); . /// // ^^^^^^^^^^ . /// ``` . fn has_span_from_external_macro(&mut self, sm: &SourceMap, fmt_sp: Span, args: &FormatArgs) -> bool { . let mut fmt_sp = fmt_sp.data(); . . // Find the first macro call that contains the format string. 296 ( 0.00%) let arg_sp = if let Some(arg_sp) = walk_span_to_context(args.span, fmt_sp.ctxt) { 3,734 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::walk_span_to_context (37x) . arg_sp.data() . } else { . // Try to find a common parent for the format call and the format string. . self.parent_spans.clear(); . // `fmt_sp.ctxt` isn't a parent of the format string so don't add it to the . // search. The first iteration will always run since it can't be the root. 290 ( 0.00%) while !fmt_sp.ctxt.is_root() { 1,008 ( 0.00%) fmt_sp = fmt_sp.ctxt.outer_expn_data().call_site.data(); . self.parent_spans.push(fmt_sp); . } . let mut arg_sp = args.span.data(); . // Note: A parent span will always eventually be found since the root context . // is an ancestor of all contexts. . loop { . match self.parent_spans.iter().find(|s| s.ctxt == arg_sp.ctxt) { 37 ( 0.00%) Some(call_sp) if call_sp.lo <= arg_sp.lo && arg_sp.hi <= call_sp.hi => { 74 ( 0.00%) fmt_sp = *call_sp; 148 ( 0.00%) break arg_sp; . }, . // If the string isn't within the call span we some macro stuff we can't . // easily interpret. . Some(_) => return true, . None => arg_sp = arg_sp.ctxt.outer_expn_data().call_site.data(), . } . } . }; 185 ( 0.00%) if fmt_sp.ctxt.in_external_macro(sm) { 5,513 ( 0.00%) => ???:::in_external_macro (37x) . return true; . } 259 ( 0.00%) let Some(src) = arg_sp.get_source_range(sm) else { . return true; . }; . let Some(src_text) = src.sf.src.as_ref().map(|x| &***x) else { . return true; . }; . . // Check the spans between the format string and the arguments and between each argument. 37 ( 0.00%) args.arguments 74 ( 0.00%) .explicit_args() 222 ( 0.00%) => ???:::explicit_args (37x) . .iter() 185 ( 0.00%) .try_fold(src.range.end, |start, arg| { 245 ( 0.00%) let expr_sp = walk_span_to_context(arg.expr.span, fmt_sp.ctxt)?.data(); 4,214 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::walk_span_to_context (49x) 138 ( 0.00%) let expr_start = (expr_sp.lo.0 - src.sf.start_pos.0) as usize; . let expr_end = (expr_sp.hi.0 - src.sf.start_pos.0) as usize; . let mut tks = tokenize(src_text.get(start..expr_start)?, FrontmatterAllowed::No) . .map(|x| x.kind) . .filter(|x| { . !matches!( . x, . TokenKind::LineComment { doc_style: None } . | TokenKind::BlockComment { -- line 122 ---------------------------------------- 804 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/misc_early/redundant_pattern.rs -------------------------------------------------------------------------------- Ir . use clippy_utils::diagnostics::span_lint_and_sugg; . use rustc_ast::ast::{Pat, PatKind}; . use rustc_errors::Applicability; . use rustc_lint::{EarlyContext, LintContext as _}; . . use super::REDUNDANT_PATTERN; . 103,418 ( 0.00%) pub(super) fn check(cx: &EarlyContext<'_>, pat: &Pat) { 103,442 ( 0.00%) if let PatKind::Ident(ann, ident, Some(ref right)) = pat.kind 8 ( 0.00%) && let PatKind::Wild = right.kind . && !pat.span.in_external_macro(cx.sess().source_map()) . { . span_lint_and_sugg( . cx, . REDUNDANT_PATTERN, . pat.span, . format!( . "the `{} @ _` pattern can be written as just `{}`", . ident.name, ident.name, . ), . "try", . format!("{}{}", ann.prefix_str(), ident.name), . Applicability::MachineApplicable, . ); . } 118,192 ( 0.00%) } -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/filter_map.rs -------------------------------------------------------------------------------- Ir -- line 16 ---------------------------------------- . #[stable(feature = "rust1", since = "1.0.0")] . #[derive(Clone)] . pub struct FilterMap { . iter: I, . f: F, . } . impl FilterMap { . pub(in crate::iter) const fn new(iter: I, f: F) -> FilterMap { 94,278 ( 0.00%) FilterMap { iter, f } . } . } . . #[stable(feature = "core_impl_debug", since = "1.9.0")] . impl fmt::Debug for FilterMap { . fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { . f.debug_struct("FilterMap").field("iter", &self.iter).finish() . } . } . . fn filter_map_fold( . mut f: impl FnMut(T) -> Option, . mut fold: impl FnMut(Acc, B) -> Acc, . ) -> impl FnMut(Acc, T) -> Acc { 157,410 ( 0.01%) move |acc, item| match f(item) { 74 ( 0.00%) Some(x) => fold(acc, x), 11,546 ( 0.00%) None => acc, . } . } . . fn filter_map_try_fold<'a, T, B, Acc, R: Try>( . f: &'a mut impl FnMut(T) -> Option, . mut fold: impl FnMut(Acc, B) -> R + 'a, . ) -> impl FnMut(Acc, T) -> R + 'a { 11,842 ( 0.00%) move |acc, item| match f(item) { 80 ( 0.00%) => ???:::get_diagnostic_name (1x) 28 ( 0.00%) Some(x) => fold(acc, x), . None => try { acc }, . } . } . . #[stable(feature = "rust1", since = "1.0.0")] . impl Iterator for FilterMap . where . F: FnMut(I::Item) -> Option, . { . type Item = B; . . #[inline] . fn next(&mut self) -> Option { 365 ( 0.00%) self.iter.find_map(&mut self.f) . } . . #[inline] . fn next_chunk( . &mut self, . ) -> Result<[Self::Item; N], array::IntoIter> { . let mut array: [MaybeUninit; N] = [const { MaybeUninit::uninit() }; N]; . -- line 72 ---------------------------------------- -- line 130 ---------------------------------------- . . #[inline] . fn try_fold(&mut self, init: Acc, fold: Fold) -> R . where . Self: Sized, . Fold: FnMut(Acc, Self::Item) -> R, . R: Try, . { 134 ( 0.00%) self.iter.try_fold(init, filter_map_try_fold(&mut self.f, fold)) . } . . #[inline] . fn fold(self, init: Acc, fold: Fold) -> Acc . where . Fold: FnMut(Acc, Self::Item) -> Acc, . { 1,082 ( 0.00%) self.iter.fold(init, filter_map_fold(self.f, fold)) . } . } . . #[stable(feature = "rust1", since = "1.0.0")] . impl DoubleEndedIterator for FilterMap . where . F: FnMut(I::Item) -> Option, . { -- line 154 ---------------------------------------- 199,225 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/memchr.rs -------------------------------------------------------------------------------- Ir -- line 19 ---------------------------------------- . x.wrapping_sub(LO_USIZE) & !x & HI_USIZE != 0 . } . . /// Returns the first index matching the byte `x` in `text`. . #[inline] . #[must_use] . pub const fn memchr(x: u8, text: &[u8]) -> Option { . // Fast path for small slices. 32,978 ( 0.00%) if text.len() < 2 * USIZE_BYTES { . return memchr_naive(x, text); . } . 52,320 ( 0.00%) memchr_aligned(x, text) 4,183 ( 0.00%) => ???:core::slice::memchr::memchr_aligned (14x) . } . . #[inline] . const fn memchr_naive(x: u8, text: &[u8]) -> Option { . let mut i = 0; . . // FIXME(const-hack): Replace with `text.iter().pos(|c| *c == x)`. 38,580 ( 0.00%) while i < text.len() { 30,738 ( 0.00%) if text[i] == x { . return Some(i); . } . 14,549 ( 0.00%) i += 1; . } . . None . } . . #[rustc_allow_const_fn_unstable(const_eval_select)] // fallback impl has same behavior . const fn memchr_aligned(x: u8, text: &[u8]) -> Option { . // The runtime version behaves the same as the compiletime version, it's -- line 52 ---------------------------------------- 13,061 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/disallowed_types.rs -------------------------------------------------------------------------------- Ir -- line 61 ---------------------------------------- . . pub struct DisallowedTypes { . def_ids: DefIdMap<(&'static str, &'static DisallowedPath)>, . prim_tys: FxHashMap, . } . . impl DisallowedTypes { . pub fn new(tcx: TyCtxt<'_>, conf: &'static Conf) -> Self { 8 ( 0.00%) let (def_ids, prim_tys) = create_disallowed_map( 38 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_config/src/types.rs:clippy_config::types::create_disallowed_map:: (1x) . tcx, . &conf.disallowed_types, . PathNS::Type, . def_kind_predicate, . "type", . true, . ); 8 ( 0.00%) Self { def_ids, prim_tys } . } . 146,590 ( 0.01%) fn check_res_emit(&self, cx: &LateContext<'_>, res: &Res, span: Span) { 142,224 ( 0.01%) let (path, disallowed_path) = match res { . Res::Def(_, did) if let Some(&x) = self.def_ids.get(did) => x, . Res::PrimTy(prim) if let Some(&x) = self.prim_tys.get(prim) => x, . _ => return, . }; . span_lint_and_then( . cx, . DISALLOWED_TYPES, . span, . format!("use of a disallowed type `{path}`"), . disallowed_path.diag_amendment(span), . ); 175,908 ( 0.01%) } . } . . pub fn def_kind_predicate(def_kind: DefKind) -> bool { . matches!( . def_kind, . DefKind::Struct . | DefKind::Union . | DefKind::Enum -- line 101 ---------------------------------------- -- line 103 ---------------------------------------- . | DefKind::TyAlias . | DefKind::ForeignTy . | DefKind::AssocTy . ) . } . . impl<'tcx> LateLintPass<'tcx> for DisallowedTypes { . fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'tcx>) { 3,658 ( 0.00%) if let ItemKind::Use(path, UseKind::Single(_)) = &item.kind 2,014 ( 0.00%) && let Some(res) = path.res.type_ns . { 1,004 ( 0.00%) self.check_res_emit(cx, &res, item.span); 4,518 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_types.rs:::check_res_emit (251x) . } . } . . fn check_ty(&mut self, cx: &LateContext<'tcx>, ty: &'tcx Ty<'tcx, AmbigArg>) { 81,497 ( 0.00%) if let TyKind::Path(path) = &ty.kind { 282,667 ( 0.01%) self.check_res_emit(cx, &cx.qpath_res(path, ty.hir_id), ty.span); 758,507 ( 0.03%) => ???:::qpath_res (25,697x) 441,044 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_types.rs:::check_res_emit (25,697x) . } . } . . fn check_poly_trait_ref(&mut self, cx: &LateContext<'tcx>, poly: &'tcx PolyTraitRef<'tcx>) { 30,330 ( 0.00%) self.check_res_emit(cx, &poly.trait_ref.path.res, poly.trait_ref.path.span); 60,660 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_types.rs:::check_res_emit (3,370x) . } . } 251 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs -------------------------------------------------------------------------------- Ir -- line 62 ---------------------------------------- . maybe_typeck_results: Option<(&'tcx TypeckResults<'tcx>, &'tcx TypeckResults<'tcx>)>, . allow_side_effects: bool, . expr_fallback: Option>>, . path_check: PathCheck, . } . . impl<'a, 'tcx> SpanlessEq<'a, 'tcx> { . pub fn new(cx: &'a LateContext<'tcx>) -> Self { 1,176 ( 0.00%) Self { . cx, 433 ( 0.00%) maybe_typeck_results: cx.typeck_results.map(|x| (x, x)), . allow_side_effects: true, . expr_fallback: None, . path_check: PathCheck::default(), . } . } . . /// Consider expressions containing potential side effects as not equal. . #[must_use] . pub fn deny_side_effects(self) -> Self { 905 ( 0.00%) Self { . allow_side_effects: false, . ..self . } . } . . /// Check paths by their resolution instead of exact equality. See [`PathCheck`] for more . /// details. . #[must_use] . pub fn paths_by_resolution(self) -> Self { 24 ( 0.00%) Self { . path_check: PathCheck::Resolution, . ..self . } . } . . #[must_use] . pub fn expr_fallback( . self, -- line 100 ---------------------------------------- -- line 103 ---------------------------------------- . Self { . expr_fallback: Some(Box::new(expr_fallback)), . ..self . } . } . . /// Use this method to wrap comparisons that may involve inter-expression context. . /// See `self.locals`. 30 ( 0.00%) pub fn inter_expr(&mut self, ctxt: SyntaxContext) -> HirEqInterExpr<'_, 'a, 'tcx> { 6,838 ( 0.00%) HirEqInterExpr { . inner: self, . eval_ctxt: ctxt, . prev_left_ctxt: ctxt, . prev_right_ctxt: ctxt, . locals: HirIdMap::default(), . local_items: FxIndexMap::default(), . } 30 ( 0.00%) } . 72 ( 0.00%) pub fn eq_block(&mut self, ctxt: SyntaxContext, left: &Block<'_>, right: &Block<'_>) -> bool { 216 ( 0.00%) self.inter_expr(ctxt).eq_block(left, right) 36,626 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_block (36x) 758 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (36x) 144 ( 0.00%) } . 314 ( 0.00%) pub fn eq_expr(&mut self, ctxt: SyntaxContext, left: &Expr<'_>, right: &Expr<'_>) -> bool { 2,028 ( 0.00%) self.inter_expr(ctxt).eq_expr(left, right) 152,384 ( 0.01%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr (181x) 3,078 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (181x) 628 ( 0.00%) } . . pub fn eq_path(&mut self, ctxt: SyntaxContext, left: &Path<'_>, right: &Path<'_>) -> bool { . self.inter_expr(ctxt).eq_path(left, right) . } . . pub fn eq_path_segment(&mut self, ctxt: SyntaxContext, left: &PathSegment<'_>, right: &PathSegment<'_>) -> bool { . self.inter_expr(ctxt).eq_path_segment(left, right) . } -- line 136 ---------------------------------------- -- line 379 ---------------------------------------- . default: r_default, . }, . ) => self.eq_ty(l_ty, r_ty) && both(*l_default, *r_default, |l, r| self.eq_const_arg(l, r)), . _ => false, . } . } . . /// Checks whether two blocks are the same. 252 ( 0.00%) fn eq_block(&mut self, left: &Block<'_>, right: &Block<'_>) -> bool { . use TokenKind::{Semi, Whitespace}; 108 ( 0.00%) if left.stmts.len() != right.stmts.len() { . return false; . } 125 ( 0.00%) let lspan = left.span.data(); 125 ( 0.00%) let rspan = right.span.data(); 275 ( 0.00%) match self.check_ctxt(lspan.ctxt, rspan.ctxt) { 725 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::check_ctxt (25x) . Some(false) => return false, 50 ( 0.00%) None if self.eval_ctxt.is_root() => {}, . _ => { . // Don't try to check in between statements inside macros. . return over(left.stmts, right.stmts, |left, right| self.eq_stmt(left, right)) . && both(left.expr.as_ref(), right.expr.as_ref(), |left, right| { . self.eq_expr(left, right) . }); . }, . } . 50 ( 0.00%) let mut lstart = lspan.lo; 25 ( 0.00%) let mut rstart = rspan.lo; . . for (left, right) in left.stmts.iter().zip(right.stmts) { . if !self.eq_stmt(left, right) { . return false; . } . . // Try to detect any `cfg`ed statements or empty macro expansions. . let Some(lstmt_span) = walk_span_to_context(left.span, lspan.ctxt) else { -- line 415 ---------------------------------------- -- line 435 ---------------------------------------- . }) { . return false; . } . . lstart = lstmt_span.hi; . rstart = rstmt_span.hi; . } . 150 ( 0.00%) let (lend, rend) = match (left.expr, right.expr) { . (Some(left), Some(right)) => { 150 ( 0.00%) if !self.eq_expr(left, right) { 32,267 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr (25x) . return false; . } . let Some(lexpr_span) = walk_span_to_context(left.span, lspan.ctxt) else { . return false; . }; . let Some(rexpr_span) = walk_span_to_context(right.span, rspan.ctxt) else { . return false; . }; -- line 453 ---------------------------------------- -- line 463 ---------------------------------------- . return true; . } else if lend < lstart || rend < rstart { . // Only one of the blocks had a weird macro . return false; . } . eq_span_tokens(self.inner.cx, lstart..lend, rstart..rend, |t| { . !matches!(t, Whitespace | Semi) . }) 288 ( 0.00%) } . 3,179 ( 0.00%) fn should_ignore(&self, expr: &Expr<'_>) -> bool { 160 ( 0.00%) macro_backtrace(expr.span).last().is_some_and(|macro_call| { 160 ( 0.00%) matches!( 800 ( 0.00%) self.inner.cx.tcx.get_diagnostic_name(macro_call.def_id), 8,480 ( 0.00%) => ???:::get_diagnostic_name (160x) . Some(sym::todo_macro | sym::unimplemented_macro) . ) . }) 2,312 ( 0.00%) } . . pub fn eq_body(&mut self, left: BodyId, right: BodyId) -> bool { . // swap out TypeckResults when hashing a body . let old_maybe_typeck_results = self.inner.maybe_typeck_results.replace(( . self.inner.cx.tcx.typeck_body(left), . self.inner.cx.tcx.typeck_body(right), . )); . let res = self.eq_expr( -- line 488 ---------------------------------------- -- line 489 ---------------------------------------- . self.inner.cx.tcx.hir_body(left).value, . self.inner.cx.tcx.hir_body(right).value, . ); . self.inner.maybe_typeck_results = old_maybe_typeck_results; . res . } . . #[expect(clippy::too_many_lines)] 6,720 ( 0.00%) pub fn eq_expr(&mut self, left: &Expr<'_>, right: &Expr<'_>) -> bool { 6,006 ( 0.00%) match self.check_ctxt(left.span.ctxt(), right.span.ctxt()) { 16,501 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::check_ctxt (363x) . None => { 2,980 ( 0.00%) if let Some((typeck_lhs, typeck_rhs)) = self.inner.maybe_typeck_results 5,364 ( 0.00%) && typeck_lhs.expr_ty(left) == typeck_rhs.expr_ty(right) 27,840 ( 0.00%) => ???:::expr_ty (696x) 7,109 ( 0.00%) && let (Some(l), Some(r)) = ( 1,964 ( 0.00%) ConstEvalCtxt::with_env(self.inner.cx.tcx, self.inner.cx.typing_env(), typeck_lhs) 8,430 ( 0.00%) => ???:::typing_env (281x) 491 ( 0.00%) .eval_local(left, self.eval_ctxt), 1,964 ( 0.00%) ConstEvalCtxt::with_env(self.inner.cx.tcx, self.inner.cx.typing_env(), typeck_rhs) 8,430 ( 0.00%) => ???:::typing_env (281x) 491 ( 0.00%) .eval_local(right, self.eval_ctxt), . ) 76 ( 0.00%) && l == r 785 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eq (19x) . { . return true; 1,069 ( 0.00%) } 450 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (18x) . }, . Some(false) => return false, . Some(true) => {}, . } . 4,530 ( 0.00%) let is_eq = match ( 3,876 ( 0.00%) reduce_exprkind(self.inner.cx, self.eval_ctxt, &left.kind), 1,396 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::reduce_exprkind (349x) 3,230 ( 0.00%) reduce_exprkind(self.inner.cx, self.eval_ctxt, &right.kind), 1,396 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::reduce_exprkind (349x) . ) { . (ExprKind::AddrOf(lb, l_mut, le), ExprKind::AddrOf(rb, r_mut, re)) => { 4 ( 0.00%) lb == rb && l_mut == r_mut && self.eq_expr(le, re) . }, . (ExprKind::Array(l), ExprKind::Array(r)) => self.eq_exprs(l, r), . (ExprKind::Assign(ll, lr, _), ExprKind::Assign(rl, rr, _)) => { . self.inner.allow_side_effects && self.eq_expr(ll, rl) && self.eq_expr(lr, rr) . }, . (ExprKind::AssignOp(lo, ll, lr), ExprKind::AssignOp(ro, rl, rr)) => { . self.inner.allow_side_effects && lo.node == ro.node && self.eq_expr(ll, rl) && self.eq_expr(lr, rr) . }, . (ExprKind::Block(l, _), ExprKind::Block(r, _)) => self.eq_block(l, r), . (ExprKind::Binary(l_op, ll, lr), ExprKind::Binary(r_op, rl, rr)) => { 378 ( 0.00%) l_op.node == r_op.node && self.eq_expr(ll, rl) && self.eq_expr(lr, rr) 40,737 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (34x) 198 ( 0.00%) || self.swap_binop(l_op.node, ll, lr).is_some_and(|(l_op, ll, lr)| { 108 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::swap_binop (12x) 78 ( 0.00%) l_op == r_op.node && self.eq_expr(ll, rl) && self.eq_expr(lr, rr) 5,385 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (9x) 60 ( 0.00%) }) . }, . (ExprKind::Break(li, le), ExprKind::Break(ri, re)) => { . both(li.label.as_ref(), ri.label.as_ref(), |l, r| l.ident.name == r.ident.name) . && both(le.as_ref(), re.as_ref(), |l, r| self.eq_expr(l, r)) . }, . (ExprKind::Call(l_fun, l_args), ExprKind::Call(r_fun, r_args)) => { 939 ( 0.00%) self.inner.allow_side_effects && self.eq_expr(l_fun, r_fun) && self.eq_exprs(l_args, r_args) 51,211 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (55x) . }, . (ExprKind::Cast(lx, lt), ExprKind::Cast(rx, rt)) => { . self.eq_expr(lx, rx) && self.eq_ty(lt, rt) . }, . (ExprKind::Closure(_l), ExprKind::Closure(_r)) => false, . (ExprKind::ConstBlock(lb), ExprKind::ConstBlock(rb)) => self.eq_body(lb.body, rb.body), . (ExprKind::Continue(li), ExprKind::Continue(ri)) => { . both(li.label.as_ref(), ri.label.as_ref(), |l, r| l.ident.name == r.ident.name) . }, . (ExprKind::DropTemps(le), ExprKind::DropTemps(re)) => self.eq_expr(le, re), . (ExprKind::Field(l_f_exp, l_f_ident), ExprKind::Field(r_f_exp, r_f_ident)) => { 7 ( 0.00%) l_f_ident.name == r_f_ident.name && self.eq_expr(l_f_exp, r_f_exp) . }, . (ExprKind::Index(la, li, _), ExprKind::Index(ra, ri, _)) => self.eq_expr(la, ra) && self.eq_expr(li, ri), . (ExprKind::If(lc, lt, le), ExprKind::If(rc, rt, re)) => { . self.eq_expr(lc, rc) && self.eq_expr(lt, rt) . && both(le.as_ref(), re.as_ref(), |l, r| self.eq_expr(l, r)) . }, . (ExprKind::Let(l), ExprKind::Let(r)) => { 27 ( 0.00%) self.eq_pat(l.pat, r.pat) 2,631 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_pat (3x) 12 ( 0.00%) && both(l.ty.as_ref(), r.ty.as_ref(), |l, r| self.eq_ty(l, r)) 6 ( 0.00%) && self.eq_expr(l.init, r.init) . }, . (ExprKind::Lit(l), ExprKind::Lit(r)) => { 35 ( 0.00%) if self.check_ctxt(l.span.ctxt(), r.span.ctxt()) == Some(false) { 203 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::check_ctxt (7x) . return false; . } 14 ( 0.00%) l.node == r.node 119 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/ast.rs:::eq (7x) . }, . (ExprKind::Loop(lb, ll, lls, _), ExprKind::Loop(rb, rl, rls, _)) => { . lls == rls && self.eq_block(lb, rb) . && both(ll.as_ref(), rl.as_ref(), |l, r| l.ident.name == r.ident.name) . }, . (ExprKind::Match(le, la, ls), ExprKind::Match(re, ra, rs)) => { . (ls == rs || (matches!((ls, rs), (TryDesugar(_), TryDesugar(_))))) 84 ( 0.00%) && self.eq_expr(le, re) 5,084 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (3x) 72 ( 0.00%) && over(la, ra, |l, r| { 14,751 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::over::::eq_expr::{closure#7}> (3x) 180 ( 0.00%) self.eq_pat(l.pat, r.pat) 12,931 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_pat (22x) 22 ( 0.00%) && both(l.guard.as_ref(), r.guard.as_ref(), |l, r| self.eq_expr(l, r)) 88 ( 0.00%) && self.eq_expr(l.body, r.body) 72,245 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (22x) . }) . }, . ( . ExprKind::MethodCall(l_path, l_receiver, l_args, _), . ExprKind::MethodCall(r_path, r_receiver, r_args, _), . ) => { 81 ( 0.00%) self.inner.allow_side_effects 140 ( 0.00%) && self.eq_path_segment(l_path, r_path) 288 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_path_segment (6x) 120 ( 0.00%) && self.eq_expr(l_receiver, r_receiver) 4,847 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (6x) 56 ( 0.00%) && self.eq_exprs(l_args, r_args) . }, . (ExprKind::UnsafeBinderCast(lkind, le, None), ExprKind::UnsafeBinderCast(rkind, re, None)) => . lkind == rkind && self.eq_expr(le, re), . (ExprKind::UnsafeBinderCast(lkind, le, Some(lt)), ExprKind::UnsafeBinderCast(rkind, re, Some(rt))) => . lkind == rkind && self.eq_expr(le, re) && self.eq_ty(lt, rt), . (ExprKind::OffsetOf(l_container, l_fields), ExprKind::OffsetOf(r_container, r_fields)) => { . self.eq_ty(l_container, r_container) && over(l_fields, r_fields, |l, r| l.name == r.name) . }, 1,248 ( 0.00%) (ExprKind::Path(l), ExprKind::Path(r)) => self.eq_qpath(l, r), 1,016 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_qpath (18x) . (ExprKind::Repeat(le, ll), ExprKind::Repeat(re, rl)) => { . self.eq_expr(le, re) && self.eq_const_arg(ll, rl) . }, . (ExprKind::Ret(l), ExprKind::Ret(r)) => both(l.as_ref(), r.as_ref(), |l, r| self.eq_expr(l, r)), . (ExprKind::Struct(l_path, lf, lo), ExprKind::Struct(r_path, rf, ro)) => { 14 ( 0.00%) self.eq_qpath(l_path, r_path) 296 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_qpath (2x) 16 ( 0.00%) && match (lo, ro) { . (StructTailExpr::Base(l),StructTailExpr::Base(r)) => self.eq_expr(l, r), . (StructTailExpr::None, StructTailExpr::None) | . (StructTailExpr::DefaultFields(_), StructTailExpr::DefaultFields(_)) => true, . _ => false, . } 12 ( 0.00%) && over(lf, rf, |l, r| self.eq_expr_field(l, r)) 4,510 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::over::::eq_expr::{closure#10}> (2x) . }, . (ExprKind::Tup(l_tup), ExprKind::Tup(r_tup)) => self.eq_exprs(l_tup, r_tup), . (ExprKind::Use(l_expr, _), ExprKind::Use(r_expr, _)) => self.eq_expr(l_expr, r_expr), . (ExprKind::Type(le, lt), ExprKind::Type(re, rt)) => self.eq_expr(le, re) && self.eq_ty(lt, rt), 4 ( 0.00%) (ExprKind::Unary(l_op, le), ExprKind::Unary(r_op, re)) => l_op == r_op && self.eq_expr(le, re), . (ExprKind::Yield(le, _), ExprKind::Yield(re, _)) => return self.eq_expr(le, re), . ( . // Else branches for branches above, grouped as per `match_same_arms`. . | ExprKind::AddrOf(..) . | ExprKind::Array(..) . | ExprKind::Assign(..) . | ExprKind::AssignOp(..) . | ExprKind::Binary(..) -- line 628 ---------------------------------------- -- line 664 ---------------------------------------- . // This behavior may change in the future. . | ExprKind::Closure(..) . // For the time being, we always consider that two instances of InlineAsm are different. . // This behavior may change in the future. . | ExprKind::InlineAsm(_) . , _ . ) => false, . }; 2,796 ( 0.00%) (is_eq && (!self.should_ignore(left) || !self.should_ignore(right))) 10,300 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::should_ignore (64x) 714 ( 0.00%) || self . .inner . .maybe_typeck_results . .is_some_and(|(left_typeck_results, right_typeck_results)| { . self.inner . .expr_fallback . .as_mut() . .is_some_and(|f| f(left_typeck_results, left, right_typeck_results, right)) . }) 5,376 ( 0.00%) } . . fn eq_exprs(&mut self, left: &[Expr<'_>], right: &[Expr<'_>]) -> bool { 594 ( 0.00%) over(left, right, |l, r| self.eq_expr(l, r)) 171,036 ( 0.01%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::over::::eq_exprs::{closure#0}> (55x) . } . . fn eq_expr_field(&mut self, left: &ExprField<'_>, right: &ExprField<'_>) -> bool { 18 ( 0.00%) left.ident.name == right.ident.name && self.eq_expr(left.expr, right.expr) 4,426 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (2x) . } . . fn eq_generic_arg(&mut self, left: &GenericArg<'_>, right: &GenericArg<'_>) -> bool { . match (left, right) { . (GenericArg::Const(l), GenericArg::Const(r)) => self.eq_const_arg(l.as_unambig_ct(), r.as_unambig_ct()), . (GenericArg::Lifetime(l_lt), GenericArg::Lifetime(r_lt)) => Self::eq_lifetime(l_lt, r_lt), . (GenericArg::Type(l_ty), GenericArg::Type(r_ty)) => self.eq_ty(l_ty.as_unambig_ty(), r_ty.as_unambig_ty()), . (GenericArg::Infer(l_inf), GenericArg::Infer(r_inf)) => self.eq_ty(&l_inf.to_ty(), &r_inf.to_ty()), -- line 697 ---------------------------------------- -- line 781 ---------------------------------------- . }, . ) => left_neg == right_neg && left.node == right.node, . (PatExprKind::Path(left), PatExprKind::Path(right)) => self.eq_qpath(left, right), . (PatExprKind::Lit { .. } | PatExprKind::Path(..), _) => false, . } . } . . /// Checks whether two patterns are the same. 650 ( 0.00%) fn eq_pat(&mut self, left: &Pat<'_>, right: &Pat<'_>) -> bool { 650 ( 0.00%) match (&left.kind, &right.kind) { . (PatKind::Box(l), PatKind::Box(r)) => self.eq_pat(l, r), . (PatKind::Struct(lp, la, ..), PatKind::Struct(rp, ra, ..)) => { . self.eq_qpath(lp, rp) && over(la, ra, |l, r| self.eq_pat_field(l, r)) . }, . (PatKind::TupleStruct(lp, la, ls), PatKind::TupleStruct(rp, ra, rs)) => { 175 ( 0.00%) self.eq_qpath(lp, rp) && over(la, ra, |l, r| self.eq_pat(l, r)) && ls == rs . }, . (PatKind::Binding(lb, li, _, lp), PatKind::Binding(rb, ri, _, rp)) => { 25 ( 0.00%) let eq = lb == rb && both(lp.as_ref(), rp.as_ref(), |l, r| self.eq_pat(l, r)); 75 ( 0.00%) if eq { 100 ( 0.00%) self.locals.insert(*li, *ri); . } . eq . }, . (PatKind::Expr(l), PatKind::Expr(r)) => self.eq_pat_expr(l, r), 75 ( 0.00%) (PatKind::Tuple(l, ls), PatKind::Tuple(r, rs)) => ls == rs && over(l, r, |l, r| self.eq_pat(l, r)), 8,997 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_pat'2 (25x) . (PatKind::Range(ls, le, li), PatKind::Range(rs, re, ri)) => { . both(ls.as_ref(), rs.as_ref(), |a, b| self.eq_pat_expr(a, b)) . && both(le.as_ref(), re.as_ref(), |a, b| self.eq_pat_expr(a, b)) . && (li == ri) . }, . (PatKind::Ref(le, lp, lm), PatKind::Ref(re, rp, rm)) => lp == rp && lm == rm && self.eq_pat(le, re), . (PatKind::Slice(ls, li, le), PatKind::Slice(rs, ri, re)) => { . over(ls, rs, |l, r| self.eq_pat(l, r)) . && over(le, re, |l, r| self.eq_pat(l, r)) . && both(li.as_ref(), ri.as_ref(), |l, r| self.eq_pat(l, r)) . }, . (PatKind::Wild, PatKind::Wild) => true, . _ => false, . } 400 ( 0.00%) } . 630 ( 0.00%) fn eq_qpath(&mut self, left: &QPath<'_>, right: &QPath<'_>) -> bool { 1,195 ( 0.00%) match (left, right) { . (QPath::Resolved(lty, lpath), QPath::Resolved(rty, rpath)) => { 1,639 ( 0.00%) both(lty.as_ref(), rty.as_ref(), |l, r| self.eq_ty(l, r)) && self.eq_path(lpath, rpath) 3,440 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_path (25x) . }, . (QPath::TypeRelative(lty, lseg), QPath::TypeRelative(rty, rseg)) => { . self.eq_ty(lty, rty) && self.eq_path_segment(lseg, rseg) . }, . _ => false, . } . } . 1,912 ( 0.00%) pub fn eq_path(&mut self, left: &Path<'_>, right: &Path<'_>) -> bool { 2,624 ( 0.00%) match (left.res, right.res) { 357 ( 0.00%) (Res::Local(l), Res::Local(r)) => l == r || self.locals.get(&l) == Some(&r), 72 ( 0.00%) => /rust/deps/indexmap-2.14.0/src/map.rs:>::get:: (6x) . (Res::Local(_), _) | (_, Res::Local(_)) => false, 12 ( 0.00%) (Res::Def(l_kind, l), Res::Def(r_kind, r)) 4 ( 0.00%) if l_kind == r_kind . && let DefKind::Const { .. } . | DefKind::Static { .. } . | DefKind::Fn . | DefKind::TyAlias . | DefKind::Use . | DefKind::Mod = l_kind => . { 60 ( 0.00%) (l == r || self.local_items.get(&l) == Some(&r)) && self.eq_path_segments(left.segments, right.segments) 516 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_path_segments (6x) . }, 404 ( 0.00%) _ => self.eq_path_segments(left.segments, right.segments), . } 1,912 ( 0.00%) } . . fn eq_path_parameters(&mut self, left: &GenericArgs<'_>, right: &GenericArgs<'_>) -> bool { 136 ( 0.00%) if left.parenthesized == right.parenthesized { 136 ( 0.00%) over(left.args, right.args, |l, r| self.eq_generic_arg(l, r)) // FIXME(flip1995): may not work 136 ( 0.00%) && over(left.constraints, right.constraints, |l, r| self.eq_assoc_eq_constraint(l, r)) . } else { . false . } . } . 54 ( 0.00%) pub fn eq_path_segments<'tcx>( . &mut self, . mut left: &'tcx [PathSegment<'tcx>], . mut right: &'tcx [PathSegment<'tcx>], . ) -> bool { 321 ( 0.00%) if let PathCheck::Resolution = self.inner.path_check . && let Some(left_seg) = generic_path_segments(left) . && let Some(right_seg) = generic_path_segments(right) . { . // If we compare by resolution, then only check the last segments that could possibly have generic . // arguments . left = left_seg; . right = right_seg; . } . 580 ( 0.00%) over(left, right, |l, r| self.eq_path_segment(l, r)) 5,280 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_path_segment (110x) 36 ( 0.00%) } . 952 ( 0.00%) pub fn eq_path_segment(&mut self, left: &PathSegment<'_>, right: &PathSegment<'_>) -> bool { . if !self.eq_path_parameters(left.args(), right.args()) { . return false; . } . 680 ( 0.00%) if let PathCheck::Resolution = self.inner.path_check . && left.res != Res::Err . && right.res != Res::Err . { . left.res == right.res . } else { . // The == of idents doesn't work with different contexts, . // we have to be explicit about hygiene . left.ident.name == right.ident.name . } 1,088 ( 0.00%) } . 32 ( 0.00%) pub fn eq_ty(&mut self, left: &Ty<'_>, right: &Ty<'_>) -> bool { 40 ( 0.00%) match (&left.kind, &right.kind) { . (TyKind::Slice(l_vec), TyKind::Slice(r_vec)) => self.eq_ty(l_vec, r_vec), . (TyKind::Array(lt, ll), TyKind::Array(rt, rl)) => self.eq_ty(lt, rt) && self.eq_const_arg(ll, rl), . (TyKind::Ptr(l_mut), TyKind::Ptr(r_mut)) => l_mut.mutbl == r_mut.mutbl && self.eq_ty(l_mut.ty, r_mut.ty), . (TyKind::Ref(_, l_rmut), TyKind::Ref(_, r_rmut)) => { . l_rmut.mutbl == r_rmut.mutbl && self.eq_ty(l_rmut.ty, r_rmut.ty) . }, . (TyKind::Path(l), TyKind::Path(r)) => self.eq_qpath(l, r), . (TyKind::Tup(l), TyKind::Tup(r)) => over(l, r, |l, r| self.eq_ty(l, r)), -- line 907 ---------------------------------------- -- line 916 ---------------------------------------- . // TODO: this could be extended to check for identical associated item bound constraints . left.ident.name == right.ident.name . && (both_some_and(left.ty(), right.ty(), |l, r| self.eq_ty(l, r)) . || both_some_and(left.ct(), right.ct(), |l, r| self.eq_const_arg(l, r))) . } . . /// Checks whether either operand is within a macro context, and if so, whether the macro calls . /// are equal. 5,632 ( 0.00%) fn check_ctxt(&mut self, left: SyntaxContext, right: SyntaxContext) -> Option { . let prev_left = mem::replace(&mut self.prev_left_ctxt, left); . let prev_right = mem::replace(&mut self.prev_right_ctxt, right); . 1,408 ( 0.00%) if left == self.eval_ctxt && right == self.eval_ctxt { . None 76 ( 0.00%) } else if left == prev_left && right == prev_right { . // Same as the previous context, no need to recheck anything . Some(true) . } else if left == prev_left 217 ( 0.00%) || right == prev_right . || left == self.eval_ctxt . || right == self.eval_ctxt . || left.is_root() . || right.is_root() . { . // Either only one context changed, or at least one context is a parent of the . // evaluation context. . // Unfortunately we can't get a span of a metavariable so we have to treat the . // second case as unequal. . Some(false) . } else { . // Walk each context in lockstep up to the evaluation context checking that each . // expansion has the same kind. 22 ( 0.00%) let mut left_data = left.outer_expn_data(); 66 ( 0.00%) let mut right_data = right.outer_expn_data(); . loop { . use TokenKind::{BlockComment, LineComment, Whitespace}; 44 ( 0.00%) if left_data.macro_def_id != right_data.macro_def_id || left_data.kind != right_data.kind { . return Some(false); . } 22 ( 0.00%) let left = left_data.call_site.ctxt(); 22 ( 0.00%) let right = right_data.call_site.ctxt(); 66 ( 0.00%) if left == self.eval_ctxt && right == self.eval_ctxt { . // Finally if the outermost expansion is a macro call, check if the . // tokens are the same. 106 ( 0.00%) if let ExpnKind::Macro(MacroKind::Bang, _) = left_data.kind { 40 ( 0.00%) return Some(eq_span_tokens( 85,758 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::eq_span_tokens::::check_ctxt::{closure#0}> (20x) 40 ( 0.00%) self.inner.cx, 20 ( 0.00%) left_data.call_site, 20 ( 0.00%) right_data.call_site, 368 ( 0.00%) |t| !matches!(t, Whitespace | LineComment { .. } | BlockComment { .. }), . )); . } . return Some(true); . } . if left == prev_left && right == prev_right { . return Some(true); . } . if left == prev_left -- line 973 ---------------------------------------- -- line 980 ---------------------------------------- . // Either there's a different number of expansions, or at least one context is . // a parent of the evaluation context. . return Some(false); . } . left_data = left.outer_expn_data(); . right_data = right.outer_expn_data(); . } . } 6,336 ( 0.00%) } . . fn swap_binop<'a>( . &self, . binop: BinOpKind, . lhs: &'a Expr<'a>, . rhs: &'a Expr<'a>, . ) -> Option<(BinOpKind, &'a Expr<'a>, &'a Expr<'a>)> { 60 ( 0.00%) match binop { . // `==` and `!=`, are commutative 27 ( 0.00%) BinOpKind::Eq | BinOpKind::Ne => Some((binop, rhs, lhs)), . // Comparisons can be reversed . BinOpKind::Lt => Some((BinOpKind::Gt, rhs, lhs)), . BinOpKind::Le => Some((BinOpKind::Ge, rhs, lhs)), 9 ( 0.00%) BinOpKind::Ge => Some((BinOpKind::Le, rhs, lhs)), . BinOpKind::Gt => Some((BinOpKind::Lt, rhs, lhs)), . // Non-commutative operators . BinOpKind::Shl | BinOpKind::Shr | BinOpKind::Rem | BinOpKind::Sub | BinOpKind::Div => None, . // We know that those operators are commutative for primitive types, . // and we don't assume anything for other types . BinOpKind::Mul . | BinOpKind::Add . | BinOpKind::And -- line 1010 ---------------------------------------- -- line 1014 ---------------------------------------- . | BinOpKind::BitOr => self.inner.maybe_typeck_results.and_then(|(typeck_lhs, _)| { . typeck_lhs . .expr_ty_adjusted(lhs) . .peel_refs() . .is_primitive() . .then_some((binop, rhs, lhs)) . }), . } 12 ( 0.00%) } . } . . /// Some simple reductions like `{ return }` => `return` 1,292 ( 0.00%) fn reduce_exprkind<'hir>( . cx: &LateContext<'_>, . eval_ctxt: SyntaxContext, . kind: &'hir ExprKind<'hir>, . ) -> &'hir ExprKind<'hir> { 2,584 ( 0.00%) if let ExprKind::Block(block, _) = kind { 10 ( 0.00%) match (block.stmts, block.expr) { . // From an `if let` expression without an `else` block. The arm for the implicit wild pattern is an empty . // block with an empty span. 8 ( 0.00%) ([], None) if block.span.is_empty() => &ExprKind::Tup(&[]), . // `{}` => `()` . ([], None) . if block.span.ctxt() != eval_ctxt . || block.span.check_text(cx, |src| { . tokenize(src, FrontmatterAllowed::No) . .map(|t| t.kind) . .filter(|t| { . !matches!( -- line 1043 ---------------------------------------- -- line 1065 ---------------------------------------- . }, . _ => kind, . }, . _ => kind, . } . } else { . kind . } 1,292 ( 0.00%) } . . /// Checks if the two `Option`s are both `None` or some equal values as per . /// `eq_fn`. . pub fn both(l: Option<&X>, r: Option<&X>, mut eq_fn: impl FnMut(&X, &X) -> bool) -> bool { . l.as_ref() . .map_or_else(|| r.is_none(), |x| r.as_ref().is_some_and(|y| eq_fn(x, y))) . } . . /// Checks if the two `Option`s are both `Some` and pass the predicate function. . pub fn both_some_and(l: Option, r: Option, mut pred: impl FnMut(X, Y) -> bool) -> bool { . l.is_some_and(|l| r.is_some_and(|r| pred(l, r))) . } . . /// Checks if two slices are equal as per `eq_fn`. . pub fn over(left: &[X], right: &[Y], mut eq_fn: impl FnMut(&X, &Y) -> bool) -> bool { 1,017 ( 0.00%) left.len() == right.len() && left.iter().zip(right).all(|(x, y)| eq_fn(x, y)) 92 ( 0.00%) } . . /// Counts how many elements of the slices are equal as per `eq_fn`. . pub fn count_eq( . left: &mut dyn Iterator, . right: &mut dyn Iterator, . mut eq_fn: impl FnMut(&X, &X) -> bool, . ) -> usize { . left.zip(right).take_while(|(l, r)| eq_fn(l, r)).count() -- line 1098 ---------------------------------------- -- line 1099 ---------------------------------------- . } . . /// Checks if two expressions evaluate to the same value, and don't contain any side effects. . /// . /// The context argument is the context used to view the two expressions. e.g. when comparing the . /// two arguments in `f(m!(1), m!(2))` the context of the call expression should be used. This is . /// needed to handle the case where two macros expand to the same thing, but the arguments are . /// different. 724 ( 0.00%) pub fn eq_expr_value(cx: &LateContext<'_>, ctxt: SyntaxContext, left: &Expr<'_>, right: &Expr<'_>) -> bool { 181 ( 0.00%) SpanlessEq::new(cx).deny_side_effects().eq_expr(ctxt, left, right) 1,086 ( 0.00%) } . . /// Returns the segments of a path that might have generic parameters. . /// Usually just the last segment for free items, except for when the path resolves to an associated . /// item, in which case it is the last two . fn generic_path_segments<'tcx>(segments: &'tcx [PathSegment<'tcx>]) -> Option<&'tcx [PathSegment<'tcx>]> { . match segments.last()?.res { . Res::Def(DefKind::AssocConst { .. } | DefKind::AssocFn | DefKind::AssocTy, _) => { . // >::assoc:: -- line 1117 ---------------------------------------- -- line 1133 ---------------------------------------- . cx: &'a LateContext<'tcx>, . maybe_typeck_results: Option<&'tcx TypeckResults<'tcx>>, . s: FxHasher, . path_check: PathCheck, . } . . impl<'a, 'tcx> SpanlessHash<'a, 'tcx> { . pub fn new(cx: &'a LateContext<'tcx>) -> Self { 304 ( 0.00%) Self { . cx, 61 ( 0.00%) maybe_typeck_results: cx.typeck_results, . s: FxHasher::default(), . path_check: PathCheck::default(), . } . } . . /// Check paths by their resolution instead of exact equality. See [`PathCheck`] for more . /// details. . #[must_use] -- line 1151 ---------------------------------------- -- line 1155 ---------------------------------------- . ..self . } . } . . pub fn finish(self) -> u64 { . self.s.finish() . } . 180 ( 0.00%) pub fn hash_block(&mut self, b: &Block<'_>) { 18 ( 0.00%) for s in b.stmts { . self.hash_stmt(s); . } . 54 ( 0.00%) if let Some(e) = b.expr { 34 ( 0.00%) self.hash_expr(e); 15,376 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (9x) . } . . mem::discriminant(&b.rules).hash(&mut self.s); 144 ( 0.00%) } . . #[expect(clippy::too_many_lines)] 3,726 ( 0.00%) pub fn hash_expr(&mut self, e: &Expr<'_>) { 828 ( 0.00%) let simple_const = self.maybe_typeck_results.and_then(|typeck_results| { 1,242 ( 0.00%) ConstEvalCtxt::with_env(self.cx.tcx, self.cx.typing_env(), typeck_results).eval_local(e, e.span.ctxt()) 1,830 ( 0.00%) => ???:::typing_env (61x) . }); . . // const hashing may result in the same hash as some unrelated node, so add a sort of . // discriminant depending on which path we're choosing next 414 ( 0.00%) simple_const.hash(&mut self.s); . if simple_const.is_some() { . return; . } . . mem::discriminant(&e.kind).hash(&mut self.s); . 1,125 ( 0.00%) match &e.kind { . ExprKind::AddrOf(kind, m, e) => { . mem::discriminant(kind).hash(&mut self.s); . m.hash(&mut self.s); 20 ( 0.00%) self.hash_expr(e); . }, . ExprKind::Continue(i) => { 21 ( 0.00%) if let Some(i) = i.label { . self.hash_name(i.ident.name); . } . }, . ExprKind::Array(v) => { 5 ( 0.00%) self.hash_exprs(v); . }, . ExprKind::Assign(l, r, _) => { . self.hash_expr(l); . self.hash_expr(r); . }, . ExprKind::AssignOp(o, l, r) => { . mem::discriminant(&o.node).hash(&mut self.s); . self.hash_expr(l); . self.hash_expr(r); . }, . ExprKind::Become(f) => { . self.hash_expr(f); . }, . ExprKind::Block(b, _) => { 72 ( 0.00%) self.hash_block(b); 24,344 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_block (3x) . }, . ExprKind::Binary(op, l, r) => { . mem::discriminant(&op.node).hash(&mut self.s); 12 ( 0.00%) self.hash_expr(l); 2,880 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (4x) . self.hash_expr(r); . }, . ExprKind::Break(i, j) => { . if let Some(i) = i.label { . self.hash_name(i.ident.name); . } . if let Some(j) = j { . self.hash_expr(j); . } . }, . ExprKind::Call(fun, args) => { 168 ( 0.00%) self.hash_expr(fun); 7,811 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (25x) 56 ( 0.00%) self.hash_exprs(args); . }, . ExprKind::Cast(e, ty) | ExprKind::Type(e, ty) => { . self.hash_expr(e); . self.hash_ty(ty); . }, . ExprKind::Closure(Closure { . capture_clause, body, .. . }) => { -- line 1242 ---------------------------------------- -- line 1243 ---------------------------------------- . mem::discriminant(capture_clause).hash(&mut self.s); . // closures inherit TypeckResults . self.hash_expr(self.cx.tcx.hir_body(*body).value); . }, . ExprKind::ConstBlock(l_id) => { . self.hash_body(l_id.body); . }, . ExprKind::DropTemps(e) | ExprKind::Yield(e, _) => { 25 ( 0.00%) self.hash_expr(e); . }, . ExprKind::Field(e, f) => { 39 ( 0.00%) self.hash_expr(e); 275 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (1x) 13 ( 0.00%) self.hash_name(f.name); . }, . ExprKind::Index(a, i, _) => { . self.hash_expr(a); . self.hash_expr(i); . }, . ExprKind::InlineAsm(asm) => { . for piece in asm.template { . match piece { -- line 1263 ---------------------------------------- -- line 1322 ---------------------------------------- . } . self.hash_pat(pat); . }, . ExprKind::Lit(l) => { . l.node.hash(&mut self.s); . }, . ExprKind::Loop(b, i, ..) => { . self.hash_block(b); 13 ( 0.00%) if let Some(i) = i { . self.hash_name(i.ident.name); . } . }, . ExprKind::If(cond, then, else_opt) => { 3 ( 0.00%) self.hash_expr(cond); 1,108 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (1x) 3 ( 0.00%) self.hash_expr(then); 2,915 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (1x) . if let Some(e) = else_opt { . self.hash_expr(e); . } . }, . ExprKind::Match(scrutinee, arms, _) => { 15 ( 0.00%) self.hash_expr(scrutinee); 2,316 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (4x) . 5 ( 0.00%) for arm in *arms { 30 ( 0.00%) self.hash_pat(arm.pat); 1,600 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_pat (8x) 30 ( 0.00%) if let Some(e) = arm.guard { . self.hash_expr(e); . } 30 ( 0.00%) self.hash_expr(arm.body); 18,080 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (8x) . } . }, . ExprKind::MethodCall(path, receiver, args, _fn_span) => { 122 ( 0.00%) self.hash_name(path.ident.name); 183 ( 0.00%) self.hash_expr(receiver); 14,107 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (23x) 61 ( 0.00%) self.hash_exprs(args); . }, . ExprKind::OffsetOf(container, fields) => { . self.hash_ty(container); . for field in *fields { . self.hash_name(field.name); . } . }, . ExprKind::Path(qpath) => { -- line 1363 ---------------------------------------- -- line 1380 ---------------------------------------- . self.hash_expr(f.expr); . } . . if let StructTailExpr::Base(e) = expr { . self.hash_expr(e); . } . }, . ExprKind::Tup(tup) => { 7 ( 0.00%) self.hash_exprs(tup); . }, . ExprKind::Use(expr, _) => { . self.hash_expr(expr); . }, . ExprKind::Unary(l_op, le) => { . mem::discriminant(l_op).hash(&mut self.s); 5 ( 0.00%) self.hash_expr(le); . }, . ExprKind::UnsafeBinderCast(kind, expr, ty) => { . mem::discriminant(kind).hash(&mut self.s); . self.hash_expr(expr); . if let Some(ty) = ty { . self.hash_ty(ty); . } . }, . ExprKind::Err(_) => {}, . } 3,312 ( 0.00%) } . . pub fn hash_exprs(&mut self, e: &[Expr<'_>]) { . for e in e { 405 ( 0.00%) self.hash_expr(e); 50,093 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (52x) . } . } . . pub fn hash_name(&mut self, n: Symbol) { . n.hash(&mut self.s); . } . . pub fn hash_qpath(&mut self, p: &QPath<'_>) { 390 ( 0.00%) match p { . QPath::Resolved(_, path) => { 504 ( 0.00%) self.hash_path(path); 48 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_path'2 (1x) . }, . QPath::TypeRelative(_, path) => { 21 ( 0.00%) self.hash_name(path.ident.name); . }, . } . } . . pub fn hash_pat_expr(&mut self, lit: &PatExpr<'_>) { . mem::discriminant(&lit.kind).hash(&mut self.s); . match &lit.kind { . PatExprKind::Lit { lit, negated } => { -- line 1432 ---------------------------------------- -- line 1448 ---------------------------------------- . for variant in variants { . self.hash_ty_pat(variant); . } . }, . TyPatKind::NotNull | TyPatKind::Err(_) => {}, . } . } . 504 ( 0.00%) pub fn hash_pat(&mut self, pat: &Pat<'_>) { . mem::discriminant(&pat.kind).hash(&mut self.s); 108 ( 0.00%) match &pat.kind { . PatKind::Missing => unreachable!(), . PatKind::Binding(BindingMode(by_ref, mutability), _, _, pat) => { . mem::discriminant(by_ref).hash(&mut self.s); 26 ( 0.00%) if let ByRef::Yes(pi, mu) = by_ref { . mem::discriminant(pi).hash(&mut self.s); . mem::discriminant(mu).hash(&mut self.s); . } . mem::discriminant(mutability).hash(&mut self.s); 104 ( 0.00%) if let Some(pat) = pat { . self.hash_pat(pat); . } . }, . PatKind::Box(pat) | PatKind::Deref(pat) => self.hash_pat(pat), . PatKind::Expr(expr) => self.hash_pat_expr(expr), . PatKind::Or(pats) => { . for pat in *pats { . self.hash_pat(pat); -- line 1475 ---------------------------------------- -- line 1515 ---------------------------------------- . PatKind::Tuple(pats, e) => { . for pat in *pats { . self.hash_pat(pat); . } . e.hash(&mut self.s); . }, . PatKind::TupleStruct(qpath, pats, e) => { . self.hash_qpath(qpath); 10 ( 0.00%) for pat in *pats { 20 ( 0.00%) self.hash_pat(pat); 554 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_pat'2 (10x) . } . e.hash(&mut self.s); 10 ( 0.00%) }, . PatKind::Never | PatKind::Wild | PatKind::Err(_) => {}, . } 288 ( 0.00%) } . 1,352 ( 0.00%) pub fn hash_path(&mut self, path: &Path<'_>) { 338 ( 0.00%) match path.res { . // constant hash since equality is dependant on inter-expression context . // e.g. The expressions `if let Some(x) = foo() {}` and `if let Some(y) = foo() {}` are considered equal . // even though the binding names are different and they have different `HirId`s. . Res::Local(_) => 1_usize.hash(&mut self.s), . _ => { 148 ( 0.00%) if let PathCheck::Resolution = self.path_check . && let [.., last] = path.segments . && let Some(segments) = generic_path_segments(path.segments) . { . for seg in segments { . self.hash_generic_args(seg.args().args); . } . last.res.hash(&mut self.s); . } else { 74 ( 0.00%) for seg in path.segments { 119 ( 0.00%) self.hash_name(seg.ident.name); 476 ( 0.00%) self.hash_generic_args(seg.args().args); 473 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::hash_generic_args (118x) . } . } . }, . } 1,352 ( 0.00%) } . . pub fn hash_modifiers(&mut self, modifiers: TraitBoundModifiers) { . let TraitBoundModifiers { constness, polarity } = modifiers; . mem::discriminant(&polarity).hash(&mut self.s); . mem::discriminant(&constness).hash(&mut self.s); . } . . pub fn hash_stmt(&mut self, b: &Stmt<'_>) { . mem::discriminant(&b.kind).hash(&mut self.s); . 92 ( 0.00%) match &b.kind { . StmtKind::Let(local) => { 64 ( 0.00%) self.hash_pat(local.pat); 490 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_pat (10x) 48 ( 0.00%) if let Some(init) = local.init { 32 ( 0.00%) self.hash_expr(init); 10,138 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (10x) . } 48 ( 0.00%) if let Some(els) = local.els { . self.hash_block(els); . } . }, . StmtKind::Item(..) => {}, . StmtKind::Expr(expr) | StmtKind::Semi(expr) => { 12 ( 0.00%) self.hash_expr(expr); 19,027 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (4x) . }, . } . } . . pub fn hash_lifetime(&mut self, lifetime: &Lifetime) { . lifetime.ident.name.hash(&mut self.s); . mem::discriminant(&lifetime.kind).hash(&mut self.s); . if let LifetimeKind::Param(param_id) = lifetime.kind { . param_id.hash(&mut self.s); . } . } . . pub fn hash_ty(&mut self, ty: &Ty<'_>) { . mem::discriminant(&ty.kind).hash(&mut self.s); 2 ( 0.00%) self.hash_tykind(&ty.kind); 77 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_tykind (1x) . } . 11 ( 0.00%) pub fn hash_tykind(&mut self, ty: &TyKind<'_>) { 5 ( 0.00%) match ty { . TyKind::Slice(ty) => { . self.hash_ty(ty); . }, . TyKind::Array(ty, len) => { . self.hash_ty(ty); . self.hash_const_arg(len); . }, . TyKind::Pat(ty, pat) => { -- line 1605 ---------------------------------------- -- line 1700 ---------------------------------------- . lit.hash(&mut self.s); . negated.hash(&mut self.s); . }, . } . } . . fn hash_generic_args(&mut self, arg_list: &[GenericArg<'_>]) { . for arg in arg_list { 8 ( 0.00%) match arg { . GenericArg::Lifetime(l) => self.hash_lifetime(l), 1 ( 0.00%) GenericArg::Type(ty) => self.hash_ty(ty.as_unambig_ty()), . GenericArg::Const(ca) => self.hash_const_arg(ca.as_unambig_ct()), 1 ( 0.00%) GenericArg::Infer(inf) => self.hash_ty(&inf.to_ty()), . } . } 119 ( 0.00%) } . } . . pub fn hash_stmt(cx: &LateContext<'_>, s: &Stmt<'_>) -> u64 { . let mut h = SpanlessHash::new(cx); . h.hash_stmt(s); . h.finish() . } . -- line 1723 ---------------------------------------- -- line 1724 ---------------------------------------- . pub fn is_bool(ty: &Ty<'_>) -> bool { . if let TyKind::Path(QPath::Resolved(_, path)) = ty.kind { . matches!(path.res, Res::PrimTy(PrimTy::Bool)) . } else { . false . } . } . 60 ( 0.00%) pub fn hash_expr(cx: &LateContext<'_>, e: &Expr<'_>) -> u64 { . let mut h = SpanlessHash::new(cx); 60 ( 0.00%) h.hash_expr(e); 133,273 ( 0.01%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr (60x) 60 ( 0.00%) h.finish() 120 ( 0.00%) } . 180 ( 0.00%) fn eq_span_tokens( . cx: &LateContext<'_>, . left: impl SpanRange, . right: impl SpanRange, . pred: impl Fn(TokenKind) -> bool, . ) -> bool { . fn f(cx: &LateContext<'_>, left: Range, right: Range, pred: impl Fn(TokenKind) -> bool) -> bool { 120 ( 0.00%) if let Some(lsrc) = left.get_source_range(cx) . && let Some(lsrc) = lsrc.as_str() 120 ( 0.00%) && let Some(rsrc) = right.get_source_range(cx) . && let Some(rsrc) = rsrc.as_str() . { . let pred = |&(token, ..): &(TokenKind, _, _)| pred(token); . let map = |(_, source, _)| source; . . let ltok = tokenize_with_text(lsrc).filter(pred).map(map); . let rtok = tokenize_with_text(rsrc).filter(pred).map(map); . ltok.eq(rtok) . } else { . // Unable to access the source. Conservatively assume the blocks aren't equal. . false . } . } 180 ( 0.00%) f(cx, left.into_range(), right.into_range(), pred) 1,680 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/source.rs:::into_range (40x) 160 ( 0.00%) } . . /// Returns true if the expression contains ambiguous literals (unsuffixed float or int literals) . /// that could be interpreted as either f32/f64 or i32/i64 depending on context. . pub fn has_ambiguous_literal_in_expr(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { . match expr.kind { . ExprKind::Path(ref qpath) => { . if let Res::Local(hir_id) = cx.qpath_res(qpath, expr.hir_id) . && let Node::LetStmt(local) = cx.tcx.parent_hir_node(hir_id) -- line 1770 ---------------------------------------- 14,685 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/iterator.rs -------------------------------------------------------------------------------- Ir -- line 382 ---------------------------------------- . /// let a = [1, 2, 3]; . /// assert_eq!(a.into_iter().nth(10), None); . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_non_const_trait_method] . fn nth(&mut self, n: usize) -> Option { . self.advance_by(n).ok()?; 24 ( 0.00%) self.next() 1,470 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/iter.rs:::next (12x) . } . . /// Creates an iterator starting at the same point, but stepping by . /// the given amount at each iteration. . /// . /// Note 1: The first element of the iterator will always be returned, . /// regardless of the step given. . /// -- line 398 ---------------------------------------- -- line 879 ---------------------------------------- . Self: Sized, . F: FnMut(Self::Item), . { . #[inline] . fn call(mut f: impl FnMut(T)) -> impl FnMut((), T) { . move |(), item| f(item) . } . 10,218 ( 0.00%) self.fold((), call(f)); 207,442 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/map.rs:, alloc::vec::Vec, ::new::{closure#0}>, as core::iter::traits::collect::Extend>::extend, alloc::vec::Vec, ::new::{closure#0}>>::{closure#0}> as core::iter::traits::iterator::Iterator>::fold::<(), core::iter::traits::iterator::Iterator::for_each::call<(rustc_span::def_id::DefId, ()), as core::iter::traits::collect::Extend<(rustc_span::def_id::DefId, ())>>::extend, alloc::vec::Vec, ::new::{closure#0}>, as core::iter::traits::collect::Extend>::extend, alloc::vec::Vec, ::new::{closure#0}>>::{closure#0}>>::{closure#0}>::{closure#0}> (1x) . } . . /// Creates an iterator which uses a closure to determine if an element . /// should be yielded. . /// . /// Given an element the closure must return `true` or `false`. The returned . /// iterator will yield only the elements for which the closure returns . /// `true`. -- line 895 ---------------------------------------- -- line 2078 ---------------------------------------- . // accidentally noticed that some rustc iterators had malformed `size_hint`s, . // so this will help catch such things in debug-assertions-std runners, . // even if users won't actually ever see it. . if cfg!(debug_assertions) { . let hint = self.size_hint(); . assert!(hint.1.is_none_or(|high| high >= hint.0), "Malformed size_hint {hint:?}"); . } . 2,808 ( 0.00%) FromIterator::from_iter(self) 6,533 ( 0.00%) => /rust/deps/indexmap-2.14.0/src/map.rs: as core::iter::traits::collect::FromIterator<(rustc_hir_id::HirId, usize)>>::from_iter::>, clippy_lints::ptr::ptr_arg::check_ptr_arg_usage::{closure#1}>> (139x) . } . . /// Fallibly transforms an iterator into a collection, short circuiting if . /// a failure is encountered. . /// . /// `try_collect()` is a variation of [`collect()`][`collect`] that allows fallible . /// conversions during collection. Its main use case is simplifying conversions from . /// iterators yielding [`Option`][`Option`] into `Option>`, or similarly for other [`Try`] -- line 2094 ---------------------------------------- -- line 2338 ---------------------------------------- . // These closure "factory" functions exist to avoid genericity in `Self`. . . #[inline] . fn is_false<'a, T>( . predicate: &'a mut impl FnMut(&T) -> bool, . true_count: &'a mut usize, . ) -> impl FnMut(&&mut T) -> bool + 'a { . move |x| { 68 ( 0.00%) let p = predicate(&**x); . *true_count += p as usize; . !p . } . } . . #[inline] . fn is_true(predicate: &mut impl FnMut(&T) -> bool) -> impl FnMut(&&mut T) -> bool + '_ { 204 ( 0.00%) move |x| predicate(&**x) . } . . // Repeatedly find the first `false` and swap it with the last `true`. . let mut true_count = 0; . while let Some(head) = self.find(is_false(predicate, &mut true_count)) { . if let Some(tail) = self.rfind(is_true(predicate)) { . crate::mem::swap(head, tail); 48 ( 0.00%) true_count += 1; . } else { . break; . } . } . true_count . } . . /// Checks if the elements of this iterator are partitioned according to the given predicate, -- line 2370 ---------------------------------------- -- line 2474 ---------------------------------------- . /// } else { . /// ControlFlow::Break(prev) . /// } . /// }); . /// assert_eq!(triangular, ControlFlow::Continue(435)); . /// ``` . #[inline] . #[stable(feature = "iterator_try_fold", since = "1.27.0")] 853,155 ( 0.03%) fn try_fold(&mut self, init: B, mut f: F) -> R . where . Self: Sized, . F: [const] FnMut(B, Self::Item) -> R + [const] Destruct, . R: [const] Try, . { . let mut accum = init; 2,953,346 ( 0.12%) while let Some(x) = self.next() { 26,061 ( 0.00%) => ???:::next (355x) 128,277 ( 0.01%) accum = f(accum, x)?; . } . try { accum } 569,274 ( 0.02%) } . . /// An iterator method that applies a fallible function to each item in the . /// iterator, stopping at the first error and returning that error. . /// . /// This can also be thought of as the fallible form of [`for_each()`] . /// or as the stateless version of [`try_fold()`]. . /// . /// [`for_each()`]: Iterator::for_each -- line 2501 ---------------------------------------- -- line 2658 ---------------------------------------- . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . fn fold(mut self, init: B, mut f: F) -> B . where . Self: Sized + [const] Destruct, . F: [const] FnMut(B, Self::Item) -> B + [const] Destruct, . { . let mut accum = init; 914,208 ( 0.04%) while let Some(x) = self.next() { 2,348 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/iter.rs:::next (18x) 380,802 ( 0.01%) accum = f(accum, x); . } 721,515 ( 0.03%) accum . } . . /// Reduces the elements to a single one, by repeatedly applying a reducing . /// operation. . /// . /// If the iterator is empty, returns [`None`]; otherwise, returns the . /// result of the reduction. . /// -- line 2677 ---------------------------------------- -- line 2695 ---------------------------------------- . #[inline] . #[stable(feature = "iterator_fold_self", since = "1.51.0")] . fn reduce(mut self, f: F) -> Option . where . Self: Sized + [const] Destruct, . F: [const] FnMut(Self::Item, Self::Item) -> Self::Item + [const] Destruct, . { . let first = self.next()?; 66 ( 0.00%) Some(self.fold(first, f)) . } . . /// Reduces the elements to a single one by repeatedly applying a reducing operation. If the . /// closure returns a failure, the failure is propagated back to the caller immediately. . /// . /// The return type of this method depends on the return type of the closure. If the closure . /// returns `Result`, then this function will return `Result, . /// E>`. If the closure returns `Option`, then this function will return -- line 2711 ---------------------------------------- -- line 2830 ---------------------------------------- . F: FnMut(Self::Item) -> bool, . { . #[inline] . fn check(mut f: impl FnMut(T) -> bool) -> impl FnMut((), T) -> ControlFlow<()> { . move |(), x| { . if f(x) { ControlFlow::Continue(()) } else { ControlFlow::Break(()) } . } . } 25 ( 0.00%) self.try_fold((), check(f)) == ControlFlow::Continue(()) 10,172 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/iterator.rs:, core::slice::iter::Iter> as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::traits::iterator::Iterator::all::check<(&rustc_hir::hir::Pat, &rustc_hir::hir::Pat), clippy_utils::hir_utils::over::eq_pat::{closure#3}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow<()>> (25x) . } . . /// Tests if any element of the iterator matches a predicate. . /// . /// `any()` takes a closure that returns `true` or `false`. It applies . /// this closure to each element of the iterator, and if any of them return . /// `true`, then so does `any()`. If they all return `false`, it . /// returns `false`. -- line 2846 ---------------------------------------- -- line 2955 ---------------------------------------- . fn find

(&mut self, predicate: P) -> Option . where . Self: Sized, . P: FnMut(&Self::Item) -> bool, . { . #[inline] . fn check(mut predicate: impl FnMut(&T) -> bool) -> impl FnMut((), T) -> ControlFlow { . move |(), x| { 8,473 ( 0.00%) if predicate(&x) { ControlFlow::Break(x) } else { ControlFlow::Continue(()) } . } . } . . self.try_fold((), check(predicate)).break_value() . } . . /// Applies function to the elements of iterator and returns . /// the first non-none result. -- line 2971 ---------------------------------------- -- line 2986 ---------------------------------------- . #[rustc_non_const_trait_method] . fn find_map(&mut self, f: F) -> Option . where . Self: Sized, . F: FnMut(Self::Item) -> Option, . { . #[inline] . fn check(mut f: impl FnMut(T) -> Option) -> impl FnMut((), T) -> ControlFlow { 147,858 ( 0.01%) move |(), x| match f(x) { . Some(x) => ControlFlow::Break(x), . None => ControlFlow::Continue(()), . } . } . 71,303 ( 0.00%) self.try_fold((), check(f)).break_value() 10,026 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/chain.rs:, core::iter::sources::from_fn::FromFn> as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::traits::iterator::Iterator::find_map::check<(rustc_span::hygiene::ExpnId, rustc_span::hygiene::ExpnData), rustc_span::def_id::DefId, clippy_utils::macros::expn_is_local::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow> (242x) . } . . /// Applies function to the elements of iterator and returns . /// the first true result or the first error. . /// . /// The return type of this method depends on the return type of the closure. . /// If you return `Result` from the closure, you'll get a `Result, E>`. . /// If you return `Option` from the closure, you'll get an `Option>`. -- line 3008 ---------------------------------------- -- line 3468 ---------------------------------------- . /// . /// let (x, (y, z)): (Vec<_>, (Vec<_>, Vec<_>)) = a.into_iter().unzip(); . /// assert_eq!(x, [1, 4]); . /// assert_eq!(y, [2, 5]); . /// assert_eq!(z, [3, 6]); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_non_const_trait_method] 2,384 ( 0.00%) fn unzip(self) -> (FromA, FromB) . where . FromA: Default + Extend, . FromB: Default + Extend, . Self: Sized + Iterator, . { . let mut unzipped: (FromA, FromB) = Default::default(); . unzipped.extend(self); 2,980 ( 0.00%) unzipped 2,682 ( 0.00%) } . . /// Creates an iterator which copies all of its elements. . /// . /// This is useful when you have an iterator over `&T`, but you need an . /// iterator over `T`. . /// . /// # Examples . /// -- line 3493 ---------------------------------------- -- line 3873 ---------------------------------------- . #[stable(feature = "iter_order", since = "1.5.0")] . #[rustc_non_const_trait_method] . fn eq(self, other: I) -> bool . where . I: IntoIterator, . Self::Item: PartialEq, . Self: Sized, . { 56 ( 0.00%) self.eq_by(other, |x, y| x == y) 42 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lexer/src/lib.rs:::eq (6x) . } . . /// Determines if the elements of this [`Iterator`] are equal to those of . /// another with respect to the specified equality function. . /// . /// # Examples . /// . /// ``` -- line 3889 ---------------------------------------- -- line 3891 ---------------------------------------- . /// . /// let xs = [1, 2, 3, 4]; . /// let ys = [1, 4, 9, 16]; . /// . /// assert!(xs.iter().eq_by(ys, |x, y| x * x == y)); . /// ``` . #[unstable(feature = "iter_order_by", issue = "64295")] . #[rustc_non_const_trait_method] 146 ( 0.00%) fn eq_by(self, other: I, eq: F) -> bool . where . Self: Sized, . I: IntoIterator, . F: FnMut(Self::Item, I::Item) -> bool, . { . #[inline] . fn compare(mut eq: F) -> impl FnMut(X, Y) -> ControlFlow<()> . where . F: FnMut(X, Y) -> bool, . { . move |x, y| { . if eq(x, y) { ControlFlow::Continue(()) } else { ControlFlow::Break(()) } . } . } . 204 ( 0.00%) SpecIterEq::spec_iter_eq(self, other.into_iter(), compare(eq)) 172 ( 0.00%) } . . /// Determines if the elements of this [`Iterator`] are not equal to those of . /// another. . /// . /// # Examples . /// . /// ``` . /// assert_eq!([1].iter().ne([1].iter()), false); -- line 3924 ---------------------------------------- -- line 4160 ---------------------------------------- . #[inline] . fn spec_iter_eq(self, b: B, f: F) -> bool . where . F: FnMut(Self::Item, ::Item) -> ControlFlow<()>, . { . // we *can't* short-circuit if: . match (self.size_hint(), b.size_hint()) { . // ... both iterators have the same length 142 ( 0.00%) ((_, Some(a)), (_, Some(b))) if a == b => {} . // ... or both of them are longer than `usize::MAX` (i.e. have an unknown length). . ((_, None), (_, None)) => {} . // otherwise, we can ascertain that they are unequal without actually comparing items . _ => return false, . } . . iter_eq(self, b, f) . } -- line 4176 ---------------------------------------- -- line 4202 ---------------------------------------- . B: Iterator, . { . move |x| match b.next() { . None => ControlFlow::Break(ControlFlow::Continue(Ordering::Greater)), . Some(y) => f(x, y).map_break(ControlFlow::Break), . } . } . 12 ( 0.00%) match a.try_for_each(compare(&mut b, f)) { . ControlFlow::Continue(()) => ControlFlow::Continue(match b.next() { . None => Ordering::Equal, . Some(_) => Ordering::Less, . }), . ControlFlow::Break(x) => x, . } . } . -- line 4218 ---------------------------------------- -- line 4229 ---------------------------------------- . /// Implements `Iterator` for mutable references to iterators, such as those produced by [`Iterator::by_ref`]. . /// . /// This implementation passes all method calls on to the original iterator. . #[stable(feature = "rust1", since = "1.0.0")] . impl Iterator for &mut I { . type Item = I::Item; . #[inline] . fn next(&mut self) -> Option { 90 ( 0.00%) (**self).next() 297 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:, core::slice::iter::Iter> as core::iter::traits::iterator::Iterator>::next (27x) 101 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs: as core::iter::traits::iterator::Iterator>::next (18x) . } . fn size_hint(&self) -> (usize, Option) { . (**self).size_hint() . } . fn advance_by(&mut self, n: usize) -> Result<(), NonZero> { . (**self).advance_by(n) . } . fn nth(&mut self, n: usize) -> Option { -- line 4245 ---------------------------------------- 1,822,617 ( 0.07%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/attrs/inline_always.rs -------------------------------------------------------------------------------- Ir -- line 2 ---------------------------------------- . use super::utils::is_relevant_expr; . use clippy_utils::diagnostics::span_lint; . use rustc_hir::attrs::InlineAttr; . use rustc_hir::{Attribute, BodyId, find_attr}; . use rustc_lint::LateContext; . use rustc_span::Span; . use rustc_span::symbol::Symbol; . 22,528 ( 0.00%) pub(super) fn check(cx: &LateContext<'_>, span: Span, name: Symbol, attrs: &[Attribute], body: Option) { . if span.from_expansion() { . return; . } . 3,446 ( 0.00%) if let Some(span) = find_attr!(attrs, Inline(InlineAttr::Always, span) => *span) . && body.is_none_or(|body| is_relevant_expr(cx, cx.tcx.hir_body(body).value)) . { . span_lint( . cx, . INLINE_ALWAYS, . span, . format!("you have declared `#[inline(always)]` on `{name}`. This is usually a bad idea"), . ); . } 14,080 ( 0.00%) } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/attrs/mixed_attributes_style.rs -------------------------------------------------------------------------------- Ir -- line 2 ---------------------------------------- . use clippy_utils::diagnostics::span_lint; . use rustc_ast::{AttrKind, AttrStyle, Attribute, SyntheticAttr}; . use rustc_data_structures::fx::FxHashSet; . use rustc_lint::{EarlyContext, LintContext as _}; . use rustc_span::source_map::SourceMap; . use rustc_span::{SourceFile, Span, Symbol}; . use std::sync::Arc; . 17,115 ( 0.00%) #[derive(Hash, PartialEq, Eq)] . enum SimpleAttrKind { . Doc, . /// A normal attribute, with its name symbols. . Normal(Vec), . CfgTrace, . CfgAttrTrace, . } . . impl From<&AttrKind> for SimpleAttrKind { . fn from(value: &AttrKind) -> Self { 7,674 ( 0.00%) match value { . AttrKind::Normal(attr) => { 28 ( 0.00%) let path_symbols = attr . .item . .path . .segments . .iter() . .map(|seg| seg.ident.name) . .collect::>(); . Self::Normal(path_symbols) . }, 352 ( 0.00%) AttrKind::Synthetic(synthetic) => match &**synthetic { . SyntheticAttr::CfgTrace(_) => Self::CfgTrace, . SyntheticAttr::CfgAttrTrace(_) => Self::CfgAttrTrace, . }, . AttrKind::DocComment(..) => Self::Doc, . } . } . } . 12,990 ( 0.00%) pub(super) fn check(cx: &EarlyContext<'_>, item_span: Span, attrs: &[Attribute]) { . let mut inner_attr_kind: FxHashSet = FxHashSet::default(); . let mut outer_attr_kind: FxHashSet = FxHashSet::default(); . . let source_map = cx.sess().source_map(); 3,897 ( 0.00%) let item_src = source_map.lookup_source_file(item_span.lo()); 167,571 ( 0.01%) => ???:::lookup_source_file (1,299x) . . for attr in attrs { 9,412 ( 0.00%) if attr.span.from_expansion() || !attr_in_same_src_as_item(source_map, &item_src, attr.span) { . continue; . } . . let kind: SimpleAttrKind = (&attr.kind).into(); 3,092 ( 0.00%) match attr.style { . AttrStyle::Inner => { . if outer_attr_kind.contains(&kind) { . lint_mixed_attrs(cx, attrs); . return; . } . inner_attr_kind.insert(kind); . }, . AttrStyle::Outer => { 3,092 ( 0.00%) if inner_attr_kind.contains(&kind) { . lint_mixed_attrs(cx, attrs); . return; . } 6,184 ( 0.00%) outer_attr_kind.insert(kind); . }, . } . } 10,392 ( 0.00%) } . . fn lint_mixed_attrs(cx: &EarlyContext<'_>, attrs: &[Attribute]) { . let mut attrs_iter = attrs.iter().filter(|attr| !attr.span.from_expansion()); . let span = if let (Some(first), Some(last)) = (attrs_iter.next(), attrs_iter.next_back()) { . first.span.with_hi(last.span.hi()) . } else { . return; . }; -- line 79 ---------------------------------------- -- line 81 ---------------------------------------- . cx, . MIXED_ATTRIBUTES_STYLE, . span, . "item has both inner and outer attributes", . ); . } . . fn attr_in_same_src_as_item(source_map: &SourceMap, item_src: &Arc, attr_span: Span) -> bool { 7,160 ( 0.00%) let attr_src = source_map.lookup_source_file(attr_span.lo()); 230,910 ( 0.01%) => ???:::lookup_source_file (1,790x) . Arc::ptr_eq(item_src, &attr_src) . } 13,304 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs -------------------------------------------------------------------------------- Ir -- line 78 ---------------------------------------- . /// . /// We then check the individual expressions via `check_expr`. We use the same logic for . /// semi expressions and the final expression as we need to check match and if expressions . /// for binding of the io amount to `Ok(_)`. . /// . /// We explicitly check for the match source to be Normal as it needs special logic . /// to consider the arms, and we want to avoid breaking the logic for situations where things . /// get desugared to match. 35,136 ( 0.00%) fn check_block(&mut self, cx: &LateContext<'tcx>, block: &'tcx hir::Block<'tcx>) { 3,904 ( 0.00%) let fn_def_id = block.hir_id.owner.to_def_id(); 23,424 ( 0.00%) if let Some(impl_id) = cx.tcx.trait_impl_of_assoc(fn_def_id) { 577,652 ( 0.02%) => ???:::trait_impl_of_assoc (3,904x) . let trait_id = cx.tcx.impl_trait_id(impl_id); . // We don't want to lint inside io::Read or io::Write implementations, as the author has more . // information about their trait implementation than our lint, see https://github.com/rust-lang/rust-clippy/issues/4836 29,768 ( 0.00%) if let Some(trait_name) = cx.tcx.get_diagnostic_name(trait_id) 201,191 ( 0.01%) => ???:::get_diagnostic_name (3,721x) . && matches!(trait_name, sym::IoRead | sym::IoWrite) . { . return; . } . . let async_paths = [ . &paths::TOKIO_IO_ASYNCREADEXT, . &paths::TOKIO_IO_ASYNCWRITEEXT, -- line 100 ---------------------------------------- -- line 102 ---------------------------------------- . &paths::FUTURES_IO_ASYNCWRITEEXT, . ]; . . if async_paths.into_iter().any(|path| path.matches(cx, trait_id)) { . return; . } . } . 3,904 ( 0.00%) for stmt in block.stmts { 4,878 ( 0.00%) if let hir::StmtKind::Semi(exp) = stmt.kind { 1,276 ( 0.00%) check_expr(cx, exp); 51,635 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs:clippy_lints::unused_io_amount::check_expr (638x) . } . } . 11,712 ( 0.00%) if let Some(exp) = block.expr 9,921 ( 0.00%) && matches!( 6,862 ( 0.00%) exp.kind, . ExprKind::If(_, _, _) | ExprKind::Match(_, _, hir::MatchSource::Normal) . ) . { 4,230 ( 0.00%) check_expr(cx, exp); 58,547 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs:clippy_lints::unused_io_amount::check_expr (470x) . } 27,472 ( 0.00%) } . } . . fn non_consuming_err_arm<'a>(cx: &LateContext<'a>, arm: &hir::Arm<'a>) -> bool { . // if there is a guard, we consider the result to be consumed . if arm.guard.is_some() { . return false; . } . if is_unreachable_or_panic(cx, arm.body) { -- line 132 ---------------------------------------- -- line 154 ---------------------------------------- . // if the body is unreachable or there is a panic, . // we consider the result to be consumed . return false; . } . . is_ok_wild_or_dotdot_pattern(cx, arm.pat) . } . 9,972 ( 0.00%) fn check_expr<'a>(cx: &LateContext<'a>, expr: &'a hir::Expr<'a>) { 5,971 ( 0.00%) match expr.kind { . ExprKind::If(cond, _, _) 1,125 ( 0.00%) if let ExprKind::Let(hir::LetExpr { pat, init, .. }) = cond.kind 645 ( 0.00%) && is_ok_wild_or_dotdot_pattern(cx, pat) 27,090 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs:clippy_lints::unused_io_amount::is_ok_wild_or_dotdot_pattern (129x) . && let Some(op) = should_lint(cx, init) => . { . emit_lint(cx, cond.span, cond.hir_id, op, &[pat.span]); . }, . // we will capture only the case where the match is Ok( ) or Err( ) . // prefer to match the minimum possible, and expand later if needed . // to avoid false positives on something as used as this 2,732 ( 0.00%) ExprKind::Match(expr, [arm1, arm2], hir::MatchSource::Normal) if let Some(op) = should_lint(cx, expr) => { 24,237 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs:clippy_lints::unused_io_amount::should_lint (286x) . if non_consuming_ok_arm(cx, arm1) && non_consuming_err_arm(cx, arm2) { . emit_lint(cx, expr.span, expr.hir_id, op, &[arm1.pat.span]); . } . if non_consuming_ok_arm(cx, arm2) && non_consuming_err_arm(cx, arm1) { . emit_lint(cx, expr.span, expr.hir_id, op, &[arm2.pat.span]); . } . }, . ExprKind::Match(_, _, hir::MatchSource::Normal) => {}, 3,715 ( 0.00%) _ if let Some(op) = should_lint(cx, expr) => { 25,831 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs:clippy_lints::unused_io_amount::should_lint (743x) . emit_lint(cx, expr.span, expr.hir_id, op, &[]); . }, . _ => {}, . } 8,864 ( 0.00%) } . 9,261 ( 0.00%) fn should_lint<'a>(cx: &LateContext<'a>, mut inner: &'a hir::Expr<'a>) -> Option { . inner = unpack_match(inner); 1,029 ( 0.00%) inner = unpack_try(cx, inner); . inner = unpack_call_chain(inner); . inner = unpack_await(cx, inner); . // we type-check it to get whether it's a read/write or their vectorized forms . // and keep only the ones that are produce io amount . check_io_mode(cx, inner) 9,261 ( 0.00%) } . . fn is_ok_wild_or_dotdot_pattern<'a>(cx: &LateContext<'a>, pat: &hir::Pat<'a>) -> bool { . // the if checks whether we are in a result Ok( ) pattern . // and the return checks whether it is unhandled . 645 ( 0.00%) if let PatKind::TupleStruct(ref path, inner_pat, _) = pat.kind . // we check against Result::Ok to avoid linting on Err(_) or something else. 903 ( 0.00%) && cx.qpath_res(path, pat.hir_id).ctor_parent(cx).is_lang_item(cx, hir::LangItem::ResultOk) 2,967 ( 0.00%) => ???:::qpath_res (129x) . { . if matches!(inner_pat, []) { . return true; . } . . if let [cons_pat] = inner_pat . && matches!(cons_pat.kind, PatKind::Wild) . { . return true; . } . return false; . } . false 129 ( 0.00%) } . . // this is partially taken from panic_unimplemented . fn is_unreachable_or_panic(cx: &LateContext<'_>, expr: &hir::Expr<'_>) -> bool { . let expr = peel_blocks(expr); . let Some(macro_call) = root_macro_call_first_node(cx, expr) else { . return false; . }; . if is_panic(cx, macro_call.def_id) { . return !cx.tcx.hir_is_inside_const_context(expr.hir_id); . } . cx.tcx.is_diagnostic_item(sym::unreachable_macro, macro_call.def_id) . } . . fn unpack_call_chain<'a>(mut expr: &'a hir::Expr<'a>) -> &'a hir::Expr<'a> { 3,384 ( 0.00%) while let ExprKind::MethodCall(path, receiver, ..) = expr.kind { . if matches!( 277 ( 0.00%) path.ident.name, 2,974 ( 0.00%) sym::unwrap . | sym::expect . | sym::unwrap_or . | sym::unwrap_or_else . | sym::ok . | sym::is_ok . | sym::is_err . | sym::or_else . | sym::or -- line 246 ---------------------------------------- -- line 249 ---------------------------------------- . } else { . break; . } . } . expr . } . . fn unpack_try<'a>(cx: &LateContext<'_>, mut expr: &'a hir::Expr<'a>) -> &'a hir::Expr<'a> { 2,152 ( 0.00%) while let ExprKind::Call(func, [arg_0]) = expr.kind 96 ( 0.00%) && let ExprKind::Path(qpath) = func.kind 96 ( 0.00%) && cx.tcx.qpath_is_lang_item(qpath, hir::LangItem::TryTraitBranch) 984 ( 0.00%) => ???:::qpath_is_lang_item (16x) . { . expr = arg_0; . } . expr . } . . fn unpack_match<'a>(mut expr: &'a hir::Expr<'a>) -> &'a hir::Expr<'a> { 3,111 ( 0.00%) while let ExprKind::Match(res, _, _) = expr.kind { . expr = res; . } . expr . } . . /// If `expr` is an (e).await, return the inner expression "e" that's being . /// waited on. Otherwise return None. . fn unpack_await<'a>(cx: &LateContext<'_>, expr: &'a hir::Expr<'a>) -> &'a hir::Expr<'a> { 1,514 ( 0.00%) if let ExprKind::Match(expr, _, hir::MatchSource::AwaitDesugar) = expr.kind . && let ExprKind::Call(func, [arg_0]) = expr.kind . && let ExprKind::Path(qpath) = func.kind . && cx.tcx.qpath_is_lang_item(qpath, hir::LangItem::IntoFutureIntoFuture) . { . return arg_0; . } . expr . } . . /// Check whether the current expr is a function call for an IO operation . fn check_io_mode(cx: &LateContext<'_>, call: &hir::Expr<'_>) -> Option { 1,514 ( 0.00%) let ExprKind::MethodCall(path, ..) = call.kind else { . return None; . }; . 816 ( 0.00%) let vectorized = match path.ident.as_str() { 8,704 ( 0.00%) => ???:::as_str (272x) 7 ( 0.00%) "write_vectored" | "read_vectored" => true, 28 ( 0.00%) "write" | "read" => false, . _ => { . return None; . }, . }; . 5 ( 0.00%) if let Some(method_def_id) = cx.typeck_results().type_dependent_def_id(call.hir_id) 51 ( 0.00%) => ???:::type_dependent_def_id (1x) 5 ( 0.00%) && let Some(trait_def_id) = cx.tcx.trait_of_assoc(method_def_id) 2,478 ( 0.00%) => ???:::trait_of_assoc (1x) . { . if let Some(diag_name) = cx.tcx.get_diagnostic_name(trait_def_id) { . match diag_name { . sym::IoRead => Some(IoOp::SyncRead(vectorized)), . sym::IoWrite => Some(IoOp::SyncWrite(vectorized)), . _ => None, . } . } else if paths::FUTURES_IO_ASYNCREADEXT.matches(cx, trait_def_id) -- line 309 ---------------------------------------- 10,929 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/thread/local.rs -------------------------------------------------------------------------------- Ir -- line 420 ---------------------------------------- . /// "I am initialized", . /// ); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . pub fn with(&'static self, f: F) -> R . where . F: FnOnce(&T) -> R, . { 641,852 ( 0.03%) match self.try_with(f) { . Ok(r) => r, . Err(err) => panic_access_error(err), . } . } . . /// Acquires a reference to the value in this TLS key. . /// . /// This will lazily initialize the value if this thread has not referenced -- line 436 ---------------------------------------- -- line 455 ---------------------------------------- . /// ); . /// ``` . #[stable(feature = "thread_local_try_with", since = "1.26.0")] . #[inline] . pub fn try_with(&'static self, f: F) -> Result . where . F: FnOnce(&T) -> R, . { 822,033 ( 0.03%) let thread_local = unsafe { (self.inner)(None).as_ref().ok_or(AccessError)? }; 9,375 ( 0.00%) => ???:>>,)>>::call_once (3,125x) 484,407 ( 0.02%) Ok(f(thread_local)) . } . . /// Acquires a reference to the value in this TLS key, initializing it with . /// `init` if it wasn't already initialized on this thread. . /// . /// If `init` was used to initialize the thread local variable, `None` is . /// passed as the first argument to `f`. If it was already initialized, . /// `Some(init)` is passed to `f`. -- line 472 ---------------------------------------- 1,188 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/extra_unused_type_parameters.rs -------------------------------------------------------------------------------- Ir -- line 66 ---------------------------------------- . /// Collection of any type parameters with trait bounds that appear in a where clause. . where_bounds: FxHashSet, . /// The entire `Generics` object of the function, useful for querying purposes. . generics: &'tcx Generics<'tcx>, . } . . impl<'cx, 'tcx> TypeWalker<'cx, 'tcx> { . fn new(cx: &'cx LateContext<'tcx>, generics: &'tcx Generics<'tcx>) -> Self { 48 ( 0.00%) let ty_params = generics . .params . .iter() 148 ( 0.00%) .filter_map(|param| match param.kind { 42 ( 0.00%) GenericParamKind::Type { synthetic, .. } if !synthetic => Some((param.def_id.into(), param.span)), . _ => None, . }) . .collect(); . 226 ( 0.00%) Self { . cx, . ty_params, . inline_bounds: FxHashMap::default(), . where_bounds: FxHashSet::default(), . generics, . } . } . -- line 91 ---------------------------------------- -- line 101 ---------------------------------------- . . fn emit_sugg(&self, spans: Vec, msg: String, help: &'static str) { . let suggestions: Vec<(Span, String)> = spans.iter().copied().zip(std::iter::repeat(String::new())).collect(); . span_lint_and_then(self.cx, EXTRA_UNUSED_TYPE_PARAMETERS, spans, msg, |diag| { . diag.multipart_suggestion(help, suggestions, Applicability::MaybeIncorrect); . }); . } . 192 ( 0.00%) fn emit_lint(&self) { 72 ( 0.00%) let explicit_params = self . .generics . .params . .iter() . .filter(|param| !param.is_elided_lifetime() && !param.is_impl_trait()) . .collect::>(); . . let extra_params = explicit_params . .iter() . .enumerate() . .filter(|(_, param)| self.ty_params.contains_key(¶m.def_id.to_def_id())) . .collect::>(); . 48 ( 0.00%) let (msg, help) = match extra_params.len() { . 0 => return, . 1 => ( . format!( . "type parameter `{}` goes unused in function definition", . extra_params[0].1.name.ident() . ), . "consider removing the parameter", . ), -- line 131 ---------------------------------------- -- line 183 ---------------------------------------- . let prev_span = self.get_bound_span(prev); . self.get_bound_span(param).with_lo(prev_span.hi()) . } . }) . .collect() . }; . self.emit_sugg(spans, msg, help); . } 192 ( 0.00%) } . } . . /// Given a generic bound, if the bound is for a trait that's not a `LangItem`, return the . /// `LocalDefId` for that trait. . fn bound_to_trait_def_id(bound: &GenericBound<'_>) -> Option { 32 ( 0.00%) bound.trait_ref()?.trait_def_id()?.as_local() 208 ( 0.00%) => ???:::trait_def_id (16x) . } . . impl<'tcx> Visitor<'tcx> for TypeWalker<'_, 'tcx> { . type NestedFilter = nested_filter::OnlyBodies; . 20 ( 0.00%) fn visit_ty(&mut self, t: &'tcx Ty<'tcx, AmbigArg>) { 64 ( 0.00%) if let Some((def_id, _)) = t.peel_refs().as_generic_param() { . self.ty_params.remove(&def_id); . } else { 465 ( 0.00%) walk_ty(self, t); 236 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty:: (4x) . } 30 ( 0.00%) } . 112 ( 0.00%) fn visit_where_predicate(&mut self, predicate: &'tcx WherePredicate<'tcx>) { . let span = predicate.span; 64 ( 0.00%) if let WherePredicateKind::BoundPredicate(predicate) = predicate.kind { . // Collect spans for any bounds on type parameters. 80 ( 0.00%) if let Some((def_id, _)) = predicate.bounded_ty.peel_refs().as_generic_param() { 32 ( 0.00%) match predicate.origin { . PredicateOrigin::GenericParam => { . self.inline_bounds.insert(def_id, span); . }, . PredicateOrigin::WhereClause => { . self.where_bounds.insert(def_id); . }, . PredicateOrigin::ImplTrait => (), . } . . // If the bound contains non-public traits, err on the safe side and don't lint the . // corresponding parameter. 16 ( 0.00%) if !predicate . .bounds . .iter() . .filter_map(bound_to_trait_def_id) 74 ( 0.00%) .all(|id| self.cx.effective_visibilities.is_exported(id)) 798 ( 0.00%) => ???:::is_exported (14x) . { . self.ty_params.remove(&def_id); . } . } else { . // If the bounded type isn't a generic param, but is instead a concrete generic . // type, any params we find nested inside of it are being used as concrete types, . // and can therefore can be considered used. So, we're fine to walk the left-hand . // side of the where bound. . walk_unambig_ty(self, predicate.bounded_ty); . } 16 ( 0.00%) for bound in predicate.bounds { . walk_param_bound(self, bound); . } . } 128 ( 0.00%) } . . fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt { 25 ( 0.00%) self.cx.tcx . } . } . . fn is_empty_body(cx: &LateContext<'_>, body: BodyId) -> bool { 246 ( 0.00%) matches!(cx.tcx.hir_body(body).value.kind, ExprKind::Block(b, _) if b.stmts.is_empty() && b.expr.is_none()) 682 ( 0.00%) => ???:::hir_body (11x) . } . . impl<'tcx> LateLintPass<'tcx> for ExtraUnusedTypeParameters { 10,514 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'tcx>) { 3,004 ( 0.00%) if let ItemKind::Fn { 22 ( 0.00%) generics, 42 ( 0.00%) body: body_id, . .. . } = item.kind 22 ( 0.00%) && !generics.params.is_empty() 31 ( 0.00%) && !is_empty_body(cx, body_id) 140 ( 0.00%) && (!self.avoid_breaking_exported_api || !cx.effective_visibilities.is_exported(item.owner_id.def_id)) 990 ( 0.00%) => ???:::is_exported (20x) 42 ( 0.00%) && !item.span.in_external_macro(cx.sess().source_map()) 28 ( 0.00%) && !is_from_proc_macro(cx, item) . { . let mut walker = TypeWalker::new(cx, generics); 28 ( 0.00%) walk_item(&mut walker, item); 31,702 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_item:: (14x) 14 ( 0.00%) walker.emit_lint(); 2,866 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/extra_unused_type_parameters.rs:::emit_lint (14x) . } 12,016 ( 0.00%) } . 21,357 ( 0.00%) fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx ImplItem<'tcx>) { . // Only lint on inherent methods, not trait methods. 6,102 ( 0.00%) if let ImplItemKind::Fn(.., body_id) = item.kind 5,292 ( 0.00%) && !item.generics.params.is_empty() 12,075 ( 0.00%) && trait_ref_of_method(cx, item.owner_id).is_none() 368,447 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::trait_ref_of_method (2,415x) 21 ( 0.00%) && !is_empty_body(cx, body_id) 77 ( 0.00%) && (!self.avoid_breaking_exported_api || !cx.effective_visibilities.is_exported(item.owner_id.def_id)) 492 ( 0.00%) => ???:::is_exported (11x) 30 ( 0.00%) && !item.span.in_external_macro(cx.sess().source_map()) 20 ( 0.00%) && !is_from_proc_macro(cx, item) . { . let mut walker = TypeWalker::new(cx, item.generics); 20 ( 0.00%) walk_impl_item(&mut walker, item); 30,821 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_impl_item:: (10x) 10 ( 0.00%) walker.emit_lint(); 1,465 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/extra_unused_type_parameters.rs:::emit_lint (10x) . } 24,408 ( 0.00%) } . } 15,354 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unused_rounding.rs -------------------------------------------------------------------------------- Ir -- line 29 ---------------------------------------- . pub UNUSED_ROUNDING, . nursery, . "Uselessly rounding a whole number floating-point literal" . } . . declare_lint_pass!(UnusedRounding => [UNUSED_ROUNDING]); . . fn is_useless_rounding(cx: &EarlyContext<'_>, expr: &Expr) -> Option<(Symbol, String)> { 79,792 ( 0.00%) if let ExprKind::MethodCall(MethodCall { . seg: name_ident, . receiver, . .. . }) = &expr.kind 3,809 ( 0.00%) && let method_name = name_ident.ident.name 22,854 ( 0.00%) && matches!(method_name, sym::ceil | sym::floor | sym::round) . && let ExprKind::Lit(token_lit) = &receiver.kind . && token_lit.is_semantic_float() . && let Ok(f) = token_lit.symbol.as_str().replace('_', "").parse::() . && f.fract() == 0.0 . { . Some((method_name, snippet(cx, receiver.span, "..").into())) . } else { . None . } . } . . impl EarlyLintPass for UnusedRounding { 279,272 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 3,809 ( 0.00%) if let Some((method_name, float)) = is_useless_rounding(cx, expr) { . span_lint_and_sugg( . cx, . UNUSED_ROUNDING, . expr.span, . format!("used the `{method_name}` method with a whole number float"), . format!("remove the `{method_name}` method call"), . float, . Applicability::MachineApplicable, . ); . } 319,168 ( 0.01%) } . } 3,809 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/permissions_set_readonly_false.rs -------------------------------------------------------------------------------- Ir -- line 27 ---------------------------------------- . "Checks for calls to `std::fs::Permissions.set_readonly` with argument `false`" . } . . declare_lint_pass!(PermissionsSetReadonlyFalse => [ . PERMISSIONS_SET_READONLY_FALSE, . ]); . . impl<'tcx> LateLintPass<'tcx> for PermissionsSetReadonlyFalse { 133,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 98,714 ( 0.00%) if let ExprKind::MethodCall(path, receiver, [arg], _) = &expr.kind 4,592 ( 0.00%) && let ExprKind::Lit(lit) = &arg.kind 2,030 ( 0.00%) && LitKind::Bool(false) == lit.node 1,450 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/ast.rs:::eq (290x) . && path.ident.name == sym::set_readonly . && cx . .typeck_results() . .expr_ty(receiver) . .is_diag_item(cx, sym::FsPermissions) . { . span_lint_and_then( . cx, -- line 46 ---------------------------------------- -- line 51 ---------------------------------------- . diag.note("on Unix platforms this results in the file being world writable"); . diag.help( . "you can set the desired permissions using `PermissionsExt`. For more information, see\n\ . https://doc.rust-lang.org/std/os/unix/fs/trait.PermissionsExt.html", . ); . }, . ); . } 177,600 ( 0.01%) } . } 290 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unnecessary_owned_empty_strings.rs -------------------------------------------------------------------------------- Ir -- line 31 ---------------------------------------- . "detects cases of references to owned empty strings being passed as an argument to a function expecting `&str`" . } . . declare_lint_pass!(UnnecessaryOwnedEmptyStrings => [ . UNNECESSARY_OWNED_EMPTY_STRINGS, . ]); . . impl<'tcx> LateLintPass<'tcx> for UnnecessaryOwnedEmptyStrings { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 97,160 ( 0.00%) if let ExprKind::AddrOf(BorrowKind::Ref, Mutability::Not, inner_expr) = expr.kind 2,945 ( 0.00%) && let ExprKind::Call(fun, args) = inner_expr.kind 27 ( 0.00%) && let ExprKind::Path(ref qpath) = fun.kind 36 ( 0.00%) && let Some(fun_def_id) = cx.qpath_res(qpath, fun.hir_id).opt_def_id() 207 ( 0.00%) => ???:::qpath_res (9x) 45 ( 0.00%) && let ty::Ref(_, inner_str, _) = cx.typeck_results().expr_ty_adjusted(expr).kind() 505 ( 0.00%) => ???:::expr_ty_adjusted (9x) 27 ( 0.00%) && inner_str.is_str() . { . let fun_name = cx.tcx.get_diagnostic_name(fun_def_id); . if fun_name == Some(sym::string_new) { . span_lint_and_sugg( . cx, . UNNECESSARY_OWNED_EMPTY_STRINGS, . expr.span, . "usage of `&String::new()` for a function expecting a `&str` argument", -- line 53 ---------------------------------------- -- line 69 ---------------------------------------- . expr.span, . "usage of `&String::from(\"\")` for a function expecting a `&str` argument", . "try", . "\"\"".to_owned(), . Applicability::MachineApplicable, . ); . } . } 355,200 ( 0.01%) } . } 63 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/blocks_in_conditions.rs -------------------------------------------------------------------------------- Ir -- line 47 ---------------------------------------- . "useless or complex blocks that can be eliminated in conditions" . } . . declare_lint_pass!(BlocksInConditions => [BLOCKS_IN_CONDITIONS]); . . const BRACED_EXPR_MESSAGE: &str = "omit braces around single expression condition"; . . impl<'tcx> LateLintPass<'tcx> for BlocksInConditions { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 88,800 ( 0.00%) if expr.span.from_expansion() { . return; . } . 772 ( 0.00%) let Some((cond, keyword, desc)) = higher::If::hir(expr) . .map(|hif| (hif.cond, "if", "an `if` condition")) 435 ( 0.00%) .or(if let ExprKind::Match(match_ex, _, MatchSource::Normal) = expr.kind { . Some((match_ex, "match", "a `match` scrutinee")) . } else { . None . }) . else { . return; . }; 579 ( 0.00%) let complex_block_message = format!( . "in {desc}, avoid complex blocks or closures with blocks; \ . instead, move the block or closure higher and bind it with a `let`", . ); . 386 ( 0.00%) if let ExprKind::Block(block, _) = &cond.kind { . if !block.span.eq_ctxt(expr.span) { . // If the block comes from a macro, or as an argument to a macro, . // do not lint. . return; . } . if block.rules == BlockCheckMode::DefaultBlock { . if block.stmts.is_empty() { . if let Some(ex) = &block.expr { -- line 83 ---------------------------------------- -- line 129 ---------------------------------------- . "let res = {}; {keyword} res", . snippet_block_with_applicability(cx, block.span, "..", Some(expr.span), &mut applicability), . ), . applicability, . ); . } . } . } 355,200 ( 0.01%) } . } 1,063 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unit_return_expecting_ord.rs -------------------------------------------------------------------------------- Ir -- line 37 ---------------------------------------- . declare_lint_pass!(UnitReturnExpectingOrd => [UNIT_RETURN_EXPECTING_ORD]); . . fn get_trait_predicates_for_trait_ids<'tcx>( . cx: &LateContext<'tcx>, . generics: GenericClauses<'tcx>, . trait_ids: &[Option], // At least 2 ids . ) -> [Vec>; 3] { . debug_assert!(trait_ids.len() >= 2); 12,560 ( 0.00%) let mut preds = [Vec::new(), Vec::new(), Vec::new()]; . for (clause, _) in generics.clauses { 16,380 ( 0.00%) if let ClauseKind::Trait(poly_trait_pred) = clause.kind().skip_binder() { 45,864 ( 0.00%) => ???:::kind (3,276x) . let trait_pred = cx . .tcx 22,204 ( 0.00%) .instantiate_bound_regions_with_erased(clause.kind().rebind(poly_trait_pred)); 238,850 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:::instantiate_bound_regions_with_erased::> (3,172x) 44,408 ( 0.00%) => ???:::kind (3,172x) . for (i, tid) in trait_ids.iter().enumerate() { 12,694 ( 0.00%) if let Some(tid) = tid . && *tid == trait_pred.trait_ref.def_id . { . preds[i].push(trait_pred); . } . } . } . } 21,980 ( 0.00%) preds . } . . fn get_projection_pred<'tcx>( . cx: &LateContext<'tcx>, . generics: GenericClauses<'tcx>, . trait_pred: TraitPredicate<'tcx>, . ) -> Option> { . generics.clauses.iter().find_map(|(clause, _)| { 87 ( 0.00%) if let ClauseKind::Projection(pred) = clause.kind().skip_binder() { 210 ( 0.00%) => ???:::kind (15x) 21 ( 0.00%) let projection_pred = cx.tcx.instantiate_bound_regions_with_erased(clause.kind().rebind(pred)); 42 ( 0.00%) => ???:::kind (3x) 249 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:::instantiate_bound_regions_with_erased::> (3x) 3 ( 0.00%) if projection_pred.projection_term.args == trait_pred.trait_ref.args { 18 ( 0.00%) return Some(projection_pred); . } . } . None . }) . } . . fn get_args_to_check<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'tcx>, . args_len: usize, . fn_mut_trait: DefId, . ord_trait: Option, . partial_ord_trait: Option, . ) -> Vec<(usize, Symbol)> { . let mut args_to_check = Vec::new(); 7,850 ( 0.00%) if let Some(def_id) = cx.typeck_results().type_dependent_def_id(expr.hir_id) { 80,926 ( 0.00%) => ???:::type_dependent_def_id (1,570x) . let fn_sig = cx.tcx.fn_sig(def_id).instantiate_identity().skip_norm_wip(); . let generics = cx.tcx.clauses_of(def_id); 20,410 ( 0.00%) let [fn_mut_preds, ord_preds, partial_ord_preds] = 1,570 ( 0.00%) get_trait_predicates_for_trait_ids(cx, generics, &[Some(fn_mut_trait), ord_trait, partial_ord_trait]); 1,570 ( 0.00%) if fn_mut_preds.is_empty() { . return vec![]; . } . . // Trying to call instantiate_bound_regions_with_erased on fn_sig.inputs() gives the following error . // The trait `rustc::ty::TypeFoldable<'_>` is not implemented for . // `&[rustc_middle::ty::Ty<'_>]` 6 ( 0.00%) let inputs_output = cx.tcx.instantiate_bound_regions_with_erased(fn_sig.inputs_and_output()); 2,538 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:::instantiate_bound_regions_with_erased::<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty>> (3x) . inputs_output . .iter() . .rev() . .skip(1) . .rev() . .enumerate() . .for_each(|(i, inp)| { . for trait_pred in &fn_mut_preds { 12 ( 0.00%) if trait_pred.self_ty() == inp 24 ( 0.00%) && let Some(return_ty_pred) = get_projection_pred(cx, generics, *trait_pred) . { . if ord_preds . .iter() . .any(|ord| Some(ord.self_ty()) == return_ty_pred.term.as_type()) . { . args_to_check.push((i, sym::Ord)); . if args_to_check.len() == args_len - 1 { . break; -- line 118 ---------------------------------------- -- line 125 ---------------------------------------- . if args_to_check.len() == args_len - 1 { . break; . } . } . } . } . }); . } 15 ( 0.00%) args_to_check . } . . fn check_arg<'tcx>(cx: &LateContext<'tcx>, arg: &'tcx Expr<'tcx>) -> Option<(Span, Option)> { . if let ExprKind::Closure(&Closure { body, fn_decl_span, .. }) = arg.kind . && let ty::Closure(_def_id, args) = &cx.typeck_results().node_type(arg.hir_id).kind() . && let ret_ty = args.as_closure().sig().output() . && let ty = cx.tcx.instantiate_bound_regions_with_erased(ret_ty) . && ty.is_unit() -- line 141 ---------------------------------------- -- line 153 ---------------------------------------- . Some((fn_decl_span, None)) . } . } else { . None . } . } . . impl<'tcx> LateLintPass<'tcx> for UnitReturnExpectingOrd { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 92,609 ( 0.00%) if let ExprKind::MethodCall(_, receiver, args, _) = expr.kind 4,986 ( 0.00%) && args.iter().any(|arg| { . matches!( . arg.peel_blocks().peel_borrows().peel_drop_temps().kind, . ExprKind::Path(_) | ExprKind::Closure(_) . ) . }) 7,850 ( 0.00%) && let Some(fn_mut_trait) = cx.tcx.lang_items().fn_mut_trait() 62,800 ( 0.00%) => ???:::lang_items (1,570x) . { 6,280 ( 0.00%) let ord_trait = cx.tcx.get_diagnostic_item(sym::Ord); 166,420 ( 0.01%) => ???:::get_diagnostic_item (1,570x) 3,140 ( 0.00%) let partial_ord_trait = cx.tcx.lang_items().partial_ord_trait(); 62,800 ( 0.00%) => ???:::lang_items (1,570x) . if (ord_trait, partial_ord_trait) == (None, None) { . return; . } . . let args = std::iter::once(receiver).chain(args.iter()).collect::>(); 3,140 ( 0.00%) let arg_indices = get_args_to_check(cx, expr, args.len(), fn_mut_trait, ord_trait, partial_ord_trait); . for (i, trait_name) in arg_indices { . if let Some((span, last_semi)) = check_arg(cx, args[i]) { . span_lint_and_then( . cx, . UNIT_RETURN_EXPECTING_ORD, . span, . format!( . "this closure returns \ -- line 186 ---------------------------------------- -- line 190 ---------------------------------------- . if let Some(last_semi) = last_semi { . diag.span_help(last_semi, "probably caused by this trailing semicolon"); . } . }, . ); . } . } . } 355,200 ( 0.01%) } . } 31,755 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/consts.rs -------------------------------------------------------------------------------- Ir -- line 120 ---------------------------------------- . IntTy::I64 => 64, . IntTy::I128 => 128, . IntTy::Isize => isize::BITS.into(), . } . } . } . . impl PartialEq for Constant { 252 ( 0.00%) fn eq(&self, other: &Self) -> bool { 315 ( 0.00%) match (self, other) { . (Self::Str(ls), Self::Str(rs)) => ls == rs, . (Self::Binary(l), Self::Binary(r)) => l == r, 6 ( 0.00%) (&Self::Char(l), &Self::Char(r)) => l == r, 68 ( 0.00%) (&Self::Int(l), &Self::Int(r)) => l == r, . (&Self::F64(l), &Self::F64(r)) => { . // `to_bits` is required to catch non-matching `0.0` and `-0.0`. . l.to_bits() == r.to_bits() && !l.is_nan() . }, . (&Self::F32(l), &Self::F32(r)) => { . // `to_bits` is required to catch non-matching `0.0` and `-0.0`. . l.to_bits() == r.to_bits() && !l.is_nan() . }, . (&Self::Bool(l), &Self::Bool(r)) => l == r, . (&Self::Vec(ref l), &Self::Vec(ref r)) | (&Self::Tuple(ref l), &Self::Tuple(ref r)) => l == r, . (Self::Repeat(lv, ls), Self::Repeat(rv, rs)) => ls == rs && lv == rv, . (Self::Ref(lb), Self::Ref(rb)) => *lb == *rb, . // TODO: are there inter-type equalities? . _ => false, . } 126 ( 0.00%) } . } . . impl Hash for Constant { 420 ( 0.00%) fn hash(&self, state: &mut H) . where . H: Hasher, . { . std::mem::discriminant(self).hash(state); 210 ( 0.00%) match *self { . Self::Adt(ref elem) => { . elem.hash(state); . }, . Self::Str(ref s) => { . s.hash(state); . }, . Self::Binary(ref b) => { . b.hash(state); -- line 166 ---------------------------------------- -- line 185 ---------------------------------------- . f.hash(state); . }, . Self::Bool(b) => { . b.hash(state); . }, . Self::Vec(ref v) | Self::Tuple(ref v) => { . v.hash(state); . }, 3 ( 0.00%) Self::Repeat(ref c, l) => { . c.hash(state); . l.hash(state); . }, . Self::RawPtr(u) => { . u.hash(state); . }, . Self::Ref(ref r) => { . r.hash(state); . }, . Self::Err => {}, . } 252 ( 0.00%) } . } . . impl Constant { . pub fn partial_cmp(tcx: TyCtxt<'_>, cmp_type: Ty<'_>, left: &Self, right: &Self) -> Option { . match (left, right) { . (Self::Str(ls), Self::Str(rs)) => Some(ls.cmp(rs)), . (Self::Char(l), Self::Char(r)) => Some(l.cmp(r)), . (&Self::Int(l), &Self::Int(r)) => match *cmp_type.kind() { -- line 213 ---------------------------------------- -- line 259 ---------------------------------------- . rb, . ), . // TODO: are there any useful inter-type orderings? . _ => None, . } . } . . /// Returns the integer value or `None` if `self` or `val_type` is not integer type. 24 ( 0.00%) pub fn int_value(&self, tcx: TyCtxt<'_>, val_type: Ty<'_>) -> Option { 50 ( 0.00%) if let Constant::Int(const_int) = *self { 65 ( 0.00%) match *val_type.kind() { . ty::Int(ity) => Some(FullInt::S(sext(tcx, const_int, ity))), 54 ( 0.00%) ty::Uint(_) => Some(FullInt::U(const_int)), . _ => None, . } . } else { . None . } 36 ( 0.00%) } . . #[must_use] 96 ( 0.00%) pub fn peel_refs(mut self) -> Self { 36 ( 0.00%) while let Constant::Ref(r) = self { . self = *r; . } 48 ( 0.00%) self 84 ( 0.00%) } . . fn parse_f16(s: &str) -> Self { . let f: Half = s.parse().unwrap(); . Self::F16(f.to_bits().try_into().unwrap()) . } . . fn parse_f128(s: &str) -> Self { . let f: Quad = s.parse().unwrap(); -- line 293 ---------------------------------------- -- line 410 ---------------------------------------- . Constant::F32(x) => x == f32::NEG_INFINITY, . Constant::F64(x) => x == f64::NEG_INFINITY, . _ => false, . } . } . } . . /// Parses a `LitKind` to a `Constant`. 1,694 ( 0.00%) pub fn lit_to_mir_constant(lit: &LitKind, ty: Option>) -> Constant { 1,216 ( 0.00%) match *lit { 76 ( 0.00%) LitKind::Str(ref is, _) => Constant::Str(is.to_string()), 54 ( 0.00%) LitKind::Byte(b) => Constant::Int(u128::from(b)), 45 ( 0.00%) LitKind::ByteStr(ref s, _) | LitKind::CStr(ref s, _) => Constant::Binary(s.as_byte_str().to_vec()), 160 ( 0.00%) => ???:::as_byte_str (5x) 30 ( 0.00%) LitKind::Char(c) => Constant::Char(c), 384 ( 0.00%) LitKind::Int(n, _) => Constant::Int(n.get()), . LitKind::Float(ref is, LitFloatType::Suffixed(fty)) => match fty { . // FIXME(f16_f128): just use `parse()` directly when available for `f16`/`f128` . FloatTy::F16 => Constant::parse_f16(is.as_str()), . FloatTy::F32 => Constant::F32(is.as_str().parse().unwrap()), . FloatTy::F64 => Constant::F64(is.as_str().parse().unwrap()), . FloatTy::F128 => Constant::parse_f128(is.as_str()), . }, 14 ( 0.00%) LitKind::Float(ref is, LitFloatType::Unsuffixed) => match ty.expect("type of float is known").kind() { . ty::Float(FloatTy::F16) => Constant::parse_f16(is.as_str()), . ty::Float(FloatTy::F32) => Constant::F32(is.as_str().parse().unwrap()), . ty::Float(FloatTy::F64) => Constant::F64(is.as_str().parse().unwrap()), . ty::Float(FloatTy::F128) => Constant::parse_f128(is.as_str()), . _ => bug!(), . }, . LitKind::Bool(b) => Constant::Bool(b), . LitKind::Err(_) => Constant::Err, . } 1,936 ( 0.00%) } . . /// The source of a constant value. . #[derive(Clone, Copy)] . pub enum ConstantSource { . /// The value is determined solely from the expression. . Local, . /// The value is dependent on another definition that may change independently from the local . /// expression. -- line 450 ---------------------------------------- -- line 466 ---------------------------------------- . pub fn is_zero(self) -> bool { . matches!(self, Self::S(0) | Self::U(0)) . } . } . . impl PartialEq for FullInt { . fn eq(&self, other: &Self) -> bool { . self.cmp(other) == Ordering::Equal 24 ( 0.00%) } . } . . impl PartialOrd for FullInt { . fn partial_cmp(&self, other: &Self) -> Option { . Some(self.cmp(other)) . } . } . -- line 482 ---------------------------------------- -- line 483 ---------------------------------------- . impl Ord for FullInt { . fn cmp(&self, other: &Self) -> Ordering { . use FullInt::{S, U}; . . fn cmp_s_u(s: i128, u: u128) -> Ordering { . u128::try_from(s).map_or(Ordering::Less, |x| x.cmp(&u)) . } . 387 ( 0.00%) match (*self, *other) { . (S(s), S(o)) => s.cmp(&o), . (U(s), U(o)) => s.cmp(&o), . (S(s), U(o)) => cmp_s_u(s, o), . (U(s), S(o)) => cmp_s_u(o, s).reverse(), . } 19 ( 0.00%) } . } . . /// Evaluates an expression if it's a builtin integer type. 10 ( 0.00%) pub fn eval_int(cx: &LateContext<'_>, e: &Expr<'_>) -> Option { 5 ( 0.00%) match e.kind { 7 ( 0.00%) ExprKind::Lit(lit) if let LitKind::Int(val, _) = lit.node => Some(FullInt::U(val.0)), . ExprKind::Unary(UnOp::Neg, e) . if let ExprKind::Lit(lit) = e.kind . && let LitKind::Int(val, _) = lit.node => . { . Some(FullInt::S(val.0.cast_signed().wrapping_neg())) . }, . _ if let ty = cx.typeck_results().expr_ty(e) . && let ty::Int(_) | ty::Uint(_) = *ty.kind() => . { . ConstEvalCtxt::new(cx).eval(e).and_then(|x| x.int_value(cx.tcx, ty)) . }, . _ => None, . } 9 ( 0.00%) } . . /// The context required to evaluate a constant expression. . /// . /// This is currently limited to constant folding and reading the value of named constants. . /// . /// See the module level documentation for some context. . pub struct ConstEvalCtxt<'tcx> { . pub tcx: TyCtxt<'tcx>, -- line 525 ---------------------------------------- -- line 527 ---------------------------------------- . pub typeck: &'tcx TypeckResults<'tcx>, . source: Cell, . ctxt: Cell, . } . . impl<'tcx> ConstEvalCtxt<'tcx> { . /// Creates the evaluation context from the lint context. This requires the lint context to be . /// in a body (i.e. `cx.enclosing_body.is_some()`). 9,300 ( 0.00%) pub fn new(cx: &LateContext<'tcx>) -> Self { 12,416 ( 0.00%) Self { 3,106 ( 0.00%) tcx: cx.tcx, 1,554 ( 0.00%) typing_env: cx.typing_env(), 30 ( 0.00%) => ???:::typing_env (1x) . typeck: cx.typeck_results(), . source: Cell::new(ConstantSource::Local), . ctxt: Cell::new(SyntaxContext::root()), . } 9,300 ( 0.00%) } . . /// Creates an evaluation context. . pub fn with_env(tcx: TyCtxt<'tcx>, typing_env: ty::TypingEnv<'tcx>, typeck: &'tcx TypeckResults<'tcx>) -> Self { 8,032 ( 0.00%) Self { . tcx, . typing_env, . typeck, . source: Cell::new(ConstantSource::Local), . ctxt: Cell::new(SyntaxContext::root()), . } . } . . /// Attempts to evaluate the expression and returns both the value and whether it's dependant on . /// other items. 10 ( 0.00%) pub fn eval_with_source(&self, e: &Expr<'_>, ctxt: SyntaxContext) -> Option<(Constant, ConstantSource)> { . self.source.set(ConstantSource::Local); . self.ctxt.set(ctxt); 2,980 ( 0.00%) self.expr(e).map(|c| (c, self.source.get())) 116,239 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr (562x) 10 ( 0.00%) } . . /// Attempts to evaluate the expression. . pub fn eval(&self, e: &Expr<'_>) -> Option { 1,293 ( 0.00%) self.expr(e) 235,882 ( 0.01%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr (1,293x) . } . . /// Attempts to evaluate the expression without accessing other items. . /// . /// The context argument is the context used to view the evaluated expression. e.g. when . /// evaluating the argument in `f(m!(1))` the context of the call expression should be used. . /// This is need so the const evaluator can see the `m` macro and marke the evaluation as . /// non-local independant of what the macro expands to. 900 ( 0.00%) pub fn eval_local(&self, e: &Expr<'_>, ctxt: SyntaxContext) -> Option { 740 ( 0.00%) match self.eval_with_source(e, ctxt) { 488 ( 0.00%) Some((x, ConstantSource::Local)) => Some(x), 632 ( 0.00%) _ => None, 1,106 ( 0.00%) } 125 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (5x) 900 ( 0.00%) } . . /// Attempts to evaluate the expression as an integer without accessing other items. . /// . /// The context argument is the context used to view the evaluated expression. e.g. when . /// evaluating the argument in `f(m!(1))` the context of the call expression should be used. . /// This is need so the const evaluator can see the `m` macro and marke the evaluation as . /// non-local independant of what the macro expands to. 20 ( 0.00%) pub fn eval_full_int(&self, e: &Expr<'_>, ctxt: SyntaxContext) -> Option { 6 ( 0.00%) match self.eval_with_source(e, ctxt) { 9 ( 0.00%) Some((x, ConstantSource::Local)) => x.int_value(self.tcx, self.typeck.expr_ty(e)), 40 ( 0.00%) => ???:::expr_ty (1x) 2 ( 0.00%) _ => None, 1 ( 0.00%) } 18 ( 0.00%) } . 96 ( 0.00%) pub fn eval_pat_expr(&self, pat_expr: &PatExpr<'_>) -> Option { 24 ( 0.00%) match &pat_expr.kind { . PatExprKind::Lit { lit, negated } => { 84 ( 0.00%) let ty = self.typeck.node_type_opt(pat_expr.hir_id); 444 ( 0.00%) => ???:::node_type_opt (12x) 48 ( 0.00%) let val = lit_to_mir_constant(&lit.node, ty); 300 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:clippy_utils::consts::lit_to_mir_constant (12x) 24 ( 0.00%) if *negated { . self.constant_negate(&val, ty?) . } else { 48 ( 0.00%) Some(val) . } 12 ( 0.00%) }, . PatExprKind::Path(qpath) => self.qpath(qpath, pat_expr.hir_id), . } 108 ( 0.00%) } . . fn check_ctxt(&self, ctxt: SyntaxContext) { 3,648 ( 0.00%) if self.ctxt.get() != ctxt { . self.source.set(ConstantSource::NonLocal); . } . } . 18,540 ( 0.00%) fn qpath(&self, qpath: &QPath<'_>, hir_id: HirId) -> Option { . self.fetch_path(qpath, hir_id) 580 ( 0.00%) .and_then(|c| mir_to_const(self.tcx, c, self.typeck.node_type(hir_id))) 2,378 ( 0.00%) => ???:::node_type (58x) 2,197 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:clippy_utils::consts::mir_to_const (58x) 14,832 ( 0.00%) } . . /// Simple constant folding: Insert an expression, get a constant or none. 45,696 ( 0.00%) fn expr(&self, e: &Expr<'_>) -> Option { 3,264 ( 0.00%) self.check_ctxt(e.span.ctxt()); 19,584 ( 0.00%) match e.kind { . ExprKind::ConstBlock(ConstBlock { body, .. }) => self.expr(self.tcx.hir_body(body).value), . ExprKind::DropTemps(e) => self.expr(e), 12,978 ( 0.00%) ExprKind::Path(ref qpath) => self.qpath(qpath, e.hir_id), 246,400 ( 0.01%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::qpath (1,639x) 20 ( 0.00%) ExprKind::Block(block, _) => { 20 ( 0.00%) self.check_ctxt(block.span.ctxt()); . self.block(block) . }, 920 ( 0.00%) ExprKind::Lit(lit) => { 230 ( 0.00%) self.check_ctxt(lit.span.ctxt()); 1,610 ( 0.00%) Some(lit_to_mir_constant(&lit.node, self.typeck.expr_ty_opt(e))) 9,324 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:clippy_utils::consts::lit_to_mir_constant (169x) 6,627 ( 0.00%) => ???:::expr_ty_opt (169x) . }, 10 ( 0.00%) ExprKind::Array(vec) => self.multi(vec).map(Constant::Vec), 20 ( 0.00%) ExprKind::Tup(tup) => self.multi(tup).map(Constant::Tuple), 3 ( 0.00%) ExprKind::Repeat(value, _) => { 15 ( 0.00%) let n = match self.typeck.expr_ty(e).kind() { 120 ( 0.00%) => ???:::expr_ty (3x) 6 ( 0.00%) ty::Array(_, n) => n.try_to_target_usize(self.tcx)?, . _ => span_bug!(e.span, "typeck error"), . }; 6 ( 0.00%) self.expr(value).map(|v| Constant::Repeat(Box::new(v), n)) 402 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr'2 (3x) . }, 84 ( 0.00%) ExprKind::Unary(op, operand) => self.expr(operand).and_then(|o| match op { 3,813 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr'2 (19x) . UnOp::Not => self.constant_not(&o, self.typeck.expr_ty(e)), 20 ( 0.00%) UnOp::Neg => self.constant_negate(&o, self.typeck.expr_ty(e)), 80 ( 0.00%) => ???:::expr_ty (2x) 53 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::constant_negate (2x) . UnOp::Deref => Some(if let Constant::Ref(r) = o { *r } else { o }), 12 ( 0.00%) }), 50 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (2x) 3 ( 0.00%) ExprKind::If(cond, then, ref otherwise) => self.ifthenelse(cond, then, *otherwise), 402 ( 0.00%) ExprKind::Binary(op, left, right) => { . self.check_ctxt(e.span.ctxt()); . self.binop(op.node, left, right) . }, 879 ( 0.00%) ExprKind::Call(callee, []) => { . // We only handle a few const functions for now. 388 ( 0.00%) if let ExprKind::Path(qpath) = &callee.kind 582 ( 0.00%) && let Some(did) = self.typeck.qpath_res(qpath, callee.hir_id).opt_def_id() 6,001 ( 0.00%) => ???:::qpath_res (95x) . { 587 ( 0.00%) match self.tcx.get_diagnostic_name(did) { 8,061 ( 0.00%) => ???:::get_diagnostic_name (95x) 40 ( 0.00%) Some(sym::i8_legacy_fn_max_value) => Some(Constant::Int(i8::MAX as u128)), 40 ( 0.00%) Some(sym::i16_legacy_fn_max_value) => Some(Constant::Int(i16::MAX as u128)), 40 ( 0.00%) Some(sym::i32_legacy_fn_max_value) => Some(Constant::Int(i32::MAX as u128)), 48 ( 0.00%) Some(sym::i64_legacy_fn_max_value) => Some(Constant::Int(i64::MAX as u128)), 12 ( 0.00%) Some(sym::i128_legacy_fn_max_value) => Some(Constant::Int(i128::MAX as u128)), . _ => None, . } . } else { . None . } . }, 96 ( 0.00%) ExprKind::Index(arr, index, _) => self.index(arr, index), 87 ( 0.00%) ExprKind::AddrOf(_, _, inner) => self.expr(inner).map(|r| Constant::Ref(Box::new(r))), 3,366 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr'2 (24x) . ExprKind::Field(base, ref field) 444 ( 0.00%) if let base_ty = self.typeck.expr_ty(base) 2,344 ( 0.00%) => ???:::expr_ty (58x) 324 ( 0.00%) && match self.typeck.expr_adjustments(base) { 2,268 ( 0.00%) => ???:::expr_adjustments (58x) 148 ( 0.00%) [] => true, . [.., a] => a.target == base_ty, . } 230 ( 0.00%) && let Some(Constant::Adt(constant)) = self.expr(base) 5,154 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr'2 (36x) . && let ty::Adt(adt_def, _) = *base_ty.kind() . && adt_def.is_struct() . && let Some((desired_field, ty)) = . field_of_struct(adt_def, self.tcx, constant, base_ty, field.name) => . { . self.check_ctxt(field.span.ctxt()); . mir_to_const(self.tcx, desired_field, ty) . }, . _ => None, . } 30,623 ( 0.00%) } . . /// Simple constant folding to determine if an expression is an empty slice, str, array, … . /// `None` will be returned if the constness cannot be determined, or if the resolution . /// leaves the local crate. 33 ( 0.00%) pub fn eval_is_empty(&self, e: &Expr<'_>) -> Option { 18 ( 0.00%) match e.kind { . ExprKind::ConstBlock(ConstBlock { body, .. }) => self.eval_is_empty(self.tcx.hir_body(body).value), . ExprKind::DropTemps(e) => self.eval_is_empty(e), . ExprKind::Lit(lit) => { . if is_direct_expn_of(e.span, sym::cfg).is_some() { . None . } else { . match &lit.node { . LitKind::Str(is, _) => Some(is.is_empty()), -- line 705 ---------------------------------------- -- line 713 ---------------------------------------- . if let ty::Array(_, n) = self.typeck.expr_ty(e).kind() { . Some(n.try_to_target_usize(self.tcx)? == 0) . } else { . span_bug!(e.span, "typeck error"); . } . }, . _ => None, . } 21 ( 0.00%) } . . #[expect(clippy::cast_possible_wrap)] . fn constant_not(&self, o: &Constant, ty: Ty<'_>) -> Option { . use self::Constant::{Bool, Int}; . match *o { . Bool(b) => Some(Bool(!b)), . Int(value) => { . let value = !value; -- line 729 ---------------------------------------- -- line 732 ---------------------------------------- . ty::Uint(ity) => Some(Int(clip(self.tcx, value, ity))), . _ => None, . } . }, . _ => None, . } . } . 10 ( 0.00%) fn constant_negate(&self, o: &Constant, ty: Ty<'_>) -> Option { . use self::Constant::{F32, F64, Int}; 22 ( 0.00%) match *o { . Int(value) => { . let ty::Int(ity) = *ty.kind() else { return None }; . let (min, _) = ity.min_max()?; . // sign extend . let value = sext(self.tcx, value, ity); . . // Applying unary - to the most negative value of any signed integer type panics. . if value == min { . return None; . } . . let value = value.checked_neg()?; . // clear unused bits . Some(Int(unsext(self.tcx, value, ity))) . }, 6 ( 0.00%) F32(f) => Some(F32(-f)), 5 ( 0.00%) F64(f) => Some(F64(-f)), . _ => None, . } 10 ( 0.00%) } . . /// Create `Some(Vec![..])` of all constants, unless there is any . /// non-constant part. . fn multi(&self, vec: &[Expr<'_>]) -> Option> { 48 ( 0.00%) vec.iter().map(|elem| self.expr(elem)).collect::>() 1,196 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr'2 (12x) . } . . /// Lookup a possibly constant expression from an `ExprKind::Path` and apply a function on it. . #[expect(clippy::too_many_lines)] . fn fetch_path(&self, qpath: &QPath<'_>, id: HirId) -> Option { . // Resolve the path to a constant and check if that constant is known to . // not change based on the target. . // . // This should be replaced with an attribute at some point. 7,372 ( 0.00%) let did = match *qpath { . QPath::Resolved(None, path) 5,496 ( 0.00%) if path.span.ctxt() == self.ctxt.get() 858 ( 0.00%) && path.segments.iter().all(|s| self.ctxt.get() == s.ident.span.ctxt()) 2,234 ( 0.00%) && let Res::Def(DefKind::Const { .. }, did) = path.res 222 ( 0.00%) && (matches!( 148 ( 0.00%) self.tcx.get_diagnostic_name(did), 1,961 ( 0.00%) => ???:::get_diagnostic_name (37x) . Some( . sym::f32_legacy_const_digits . | sym::f32_legacy_const_epsilon . | sym::f32_legacy_const_infinity . | sym::f32_legacy_const_mantissa_dig . | sym::f32_legacy_const_max . | sym::f32_legacy_const_max_10_exp . | sym::f32_legacy_const_max_exp -- line 791 ---------------------------------------- -- line 827 ---------------------------------------- . | sym::i64_legacy_const_min . | sym::i128_legacy_const_min . | sym::i8_legacy_const_max . | sym::i16_legacy_const_max . | sym::i32_legacy_const_max . | sym::i64_legacy_const_max . | sym::i128_legacy_const_max . ) 37 ( 0.00%) ) || self.tcx.opt_parent(did).is_some_and(|parent| { 111 ( 0.00%) matches!( . parent.opt_diag_name(&self.tcx), . Some( . sym::f16_consts_mod | sym::f32_consts_mod | sym::f64_consts_mod | sym::f128_consts_mod . ) . ) . })) => . { . did . }, . QPath::TypeRelative(ty, const_name) 154 ( 0.00%) if let TyKind::Path(QPath::Resolved(None, ty_path)) = ty.kind 88 ( 0.00%) && let [.., ty_name] = ty_path.segments . && (matches!( 66 ( 0.00%) ty_name.ident.name, 172 ( 0.00%) sym::i8 . | sym::i16 . | sym::i32 . | sym::i64 . | sym::i128 . | sym::u8 . | sym::u16 . | sym::u32 . | sym::u64 . | sym::u128 . | sym::f32 . | sym::f64 . | sym::char . ) || (ty_name.ident.name == sym::usize && const_name.ident.name == sym::MIN)) 3 ( 0.00%) && const_name.ident.span.ctxt() == self.ctxt.get() . && ty.span.ctxt() == self.ctxt.get() . && ty_name.ident.span.ctxt() == self.ctxt.get() . && matches!(ty_path.res, Res::PrimTy(_)) . && let Some((DefKind::AssocConst { .. }, did)) = self.typeck.type_dependent_def(id) . && self.tcx.inherent_impl_of_assoc(did).is_some() => . { . did . }, . // TODO: revisit when feature `min_generic_const_args` is stabilized. In the meantime, . // `TyCtxt::const_eval_resolve()` will trigger an ICE when evaluating the body of the . // `type const` definition. 4,973 ( 0.00%) _ if let Res::Def( . DefKind::Const { is_type_const: false } | DefKind::AssocConst { is_type_const: false }, 116 ( 0.00%) did, 12,444 ( 0.00%) ) = self.typeck.qpath_res(qpath, id) => 28,954 ( 0.00%) => ???:::qpath_res (1,854x) . { . self.source.set(ConstantSource::NonLocal); . did . }, . _ => return None, . }; . 348 ( 0.00%) let args = self.typeck.node_args(id); 1,297 ( 0.00%) => ???:::node_args (58x) . 116 ( 0.00%) if !args.is_empty() { . let owner_def_id = self.typeck.hir_owner.def_id.to_def_id(); . let identity_args = ty::GenericArgs::identity_for_item(self.tcx, owner_def_id); . // Don't try to fully evaluate consts inside code whose bounds can't be satisfied. . if self . .tcx . .instantiate_and_check_impossible_clauses((owner_def_id, identity_args)) . { . return None; . } . } . 58 ( 0.00%) self.tcx 464 ( 0.00%) .const_eval_resolve(self.typing_env, mir::UnevaluatedConst::new(did, args), qpath.span()) 140,795 ( 0.01%) => ???:::const_eval_resolve (58x) 594 ( 0.00%) => ???:::span (58x) . .ok() . } . . fn index(&self, lhs: &'_ Expr<'_>, index: &'_ Expr<'_>) -> Option { 144 ( 0.00%) let lhs = self.expr(lhs); 30,318 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr'2 (44x) 144 ( 0.00%) let index = self.expr(index); 6,433 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr'2 (44x) . 624 ( 0.00%) match (lhs, index) { . (Some(Constant::Vec(vec)), Some(Constant::Int(index))) => match vec.get(index as usize) { . Some(Constant::F16(x)) => Some(Constant::F16(*x)), . Some(Constant::F32(x)) => Some(Constant::F32(*x)), . Some(Constant::F64(x)) => Some(Constant::F64(*x)), . Some(Constant::F128(x)) => Some(Constant::F128(*x)), . _ => None, . }, . (Some(Constant::Vec(vec)), _) => { -- line 919 ---------------------------------------- -- line 924 ---------------------------------------- . Some(Constant::F64(x)) => Some(Constant::F64(*x)), . Some(Constant::F128(x)) => Some(Constant::F128(*x)), . _ => None, . } . } else { . None . } . }, 48 ( 0.00%) _ => None, . } . } . . /// A block can only yield a constant if it has exactly one constant expression. . fn block(&self, block: &Block<'_>) -> Option { 20 ( 0.00%) if block.stmts.is_empty() 33 ( 0.00%) && let Some(expr) = block.expr . { . // Try to detect any `cfg`ed statements or empty macro expansions. 33 ( 0.00%) let span = block.span.data(); 791 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::data (11x) 11 ( 0.00%) if span.ctxt == SyntaxContext::root() { 42 ( 0.00%) if let Some(expr_span) = walk_span_to_context(expr.span, span.ctxt) 516 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::walk_span_to_context (6x) . && let expr_lo = expr_span.lo() 6 ( 0.00%) && expr_lo >= span.lo 48 ( 0.00%) && let Some(src) = (span.lo..expr_lo).get_source_range(self.tcx) 18 ( 0.00%) && let Some(src) = src.as_str() 168 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:::as_str (6x) . { . use rustc_lexer::TokenKind::{BlockComment, LineComment, OpenBrace, Semi, Whitespace}; 18 ( 0.00%) if !tokenize(src, FrontmatterAllowed::No) . .map(|t| t.kind) . .filter(|t| !matches!(t, Whitespace | LineComment { .. } | BlockComment { .. } | Semi)) . .eq([OpenBrace]) . { . self.source.set(ConstantSource::NonLocal); . } . } else { . // Unable to access the source. Assume a non-local dependency. . self.source.set(ConstantSource::NonLocal); . } . } . 44 ( 0.00%) self.expr(expr) 494 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr'2 (11x) . } else { . None . } . } . . fn ifthenelse(&self, cond: &Expr<'_>, then: &Expr<'_>, otherwise: Option<&Expr<'_>>) -> Option { 6 ( 0.00%) if let Some(Constant::Bool(b)) = self.expr(cond) { 333 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr'2 (1x) . if b { . self.expr(then) . } else { . otherwise.as_ref().and_then(|expr| self.expr(expr)) . } . } else { . None . } . } . . #[expect(clippy::too_many_lines)] . fn binop(&self, op: BinOpKind, left: &Expr<'_>, right: &Expr<'_>) -> Option { 670 ( 0.00%) let l = self.expr(left)?; 23,827 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr'2 (124x) 111 ( 0.00%) let r = self.expr(right); 5,232 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr'2 (37x) 777 ( 0.00%) match (l, r) { . (Constant::Int(l), Some(Constant::Int(r))) => match *self.typeck.expr_ty_opt(left)?.kind() { . ty::Int(ity) => { . let (ty_min_value, _) = ity.min_max()?; . let bits = ity.bits(); . let l = sext(self.tcx, l, ity); . let r = sext(self.tcx, r, ity); . . // Using / or %, where the left-hand argument is the smallest integer of a signed integer type and -- line 994 ---------------------------------------- -- line 1080 ---------------------------------------- . BinOpKind::Eq => Some(Constant::Bool(l == r)), . BinOpKind::Ne => Some(Constant::Bool(l != r)), . BinOpKind::Lt => Some(Constant::Bool(l < r)), . BinOpKind::Le => Some(Constant::Bool(l <= r)), . BinOpKind::Ge => Some(Constant::Bool(l >= r)), . BinOpKind::Gt => Some(Constant::Bool(l > r)), . _ => None, . }, 481 ( 0.00%) (l, r) => match (op, l, r) { . (BinOpKind::And, Constant::Bool(false), _) => Some(Constant::Bool(false)), . (BinOpKind::Or, Constant::Bool(true), _) => Some(Constant::Bool(true)), . (BinOpKind::And, Constant::Bool(true), Some(r)) | (BinOpKind::Or, Constant::Bool(false), Some(r)) => { . Some(r) . }, . (BinOpKind::BitXor, Constant::Bool(l), Some(Constant::Bool(r))) => Some(Constant::Bool(l ^ r)), . (BinOpKind::BitAnd, Constant::Bool(l), Some(Constant::Bool(r))) => Some(Constant::Bool(l & r)), . (BinOpKind::BitOr, Constant::Bool(l), Some(Constant::Bool(r))) => Some(Constant::Bool(l | r)), 37 ( 0.00%) _ => None, 111 ( 0.00%) }, 925 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (37x) . } . } . } . 522 ( 0.00%) pub fn mir_to_const<'tcx>(tcx: TyCtxt<'tcx>, val: ConstValue, ty: Ty<'tcx>) -> Option { 518 ( 0.00%) match (val, ty.kind()) { . (_, &ty::Adt(adt_def, _)) if adt_def.is_struct() => Some(Constant::Adt(val)), 155 ( 0.00%) (ConstValue::Scalar(Scalar::Int(int)), _) => match ty.kind() { . ty::Bool => Some(Constant::Bool(int == ScalarInt::TRUE)), 124 ( 0.00%) ty::Uint(_) | ty::Int(_) => Some(Constant::Int(int.to_bits(int.size()))), . ty::Float(FloatTy::F16) => Some(Constant::F16(int.into())), . ty::Float(FloatTy::F32) => Some(Constant::F32(f32::from_bits(int.into()))), . ty::Float(FloatTy::F64) => Some(Constant::F64(f64::from_bits(int.into()))), . ty::Float(FloatTy::F128) => Some(Constant::F128(int.into())), . ty::RawPtr(_, _) => Some(Constant::RawPtr(int.to_bits(int.size()))), . _ => None, . }, 81 ( 0.00%) (_, ty::Ref(_, inner_ty, _)) if matches!(inner_ty.kind(), ty::Str) => { . let data = val.try_get_slice_bytes_for_diagnostics(tcx)?; . String::from_utf8(data.to_owned()).ok().map(Constant::Str) . }, . (ConstValue::Indirect { alloc_id, offset }, ty::Array(sub_type, len)) => { . let alloc = tcx.global_alloc(alloc_id).unwrap_memory().inner(); . let len = len.try_to_target_usize(tcx)?; . let ty::Float(flt) = sub_type.kind() else { . return None; -- line 1124 ---------------------------------------- -- line 1134 ---------------------------------------- . FloatTy::F64 => Constant::F64(f64::from_bits(val.to_u64().discard_err()?)), . FloatTy::F128 => Constant::F128(val.to_u128().discard_err()?), . }); . } . Some(Constant::Vec(res)) . }, . _ => None, . } 522 ( 0.00%) } . . fn field_of_struct<'tcx>( . adt_def: ty::AdtDef<'tcx>, . tcx: TyCtxt<'tcx>, . value: ConstValue, . ty: Ty<'tcx>, . field: Symbol, . ) -> Option<(ConstValue, Ty<'tcx>)> { -- line 1150 ---------------------------------------- -- line 1160 ---------------------------------------- . } . . /// If `expr` evaluates to an integer constant, return its value. . /// . /// The context argument is the context used to view the evaluated expression. e.g. when evaluating . /// the argument in `f(m!(1))` the context of the call expression should be used. This is need so . /// the const evaluator can see the `m` macro and marke the evaluation as non-local independant of . /// what the macro expands to. 20 ( 0.00%) pub fn integer_const(cx: &LateContext<'_>, expr: &Expr<'_>, ctxt: SyntaxContext) -> Option { 14 ( 0.00%) if let Some(Constant::Int(value)) = ConstEvalCtxt::new(cx).eval_local(expr, ctxt) { 6 ( 0.00%) Some(value) . } else { . None . } 16 ( 0.00%) } . . /// Check if `expr` evaluates to an integer constant of 0. . /// . /// The context argument is the context used to view the evaluated expression. e.g. when evaluating . /// the argument in `f(m!(1))` the context of the call expression should be used. This is need so . /// the const evaluator can see the `m` macro and marke the evaluation as non-local independant of . /// what the macro expands to. . #[inline] . pub fn is_zero_integer_const(cx: &LateContext<'_>, expr: &Expr<'_>, ctxt: SyntaxContext) -> bool { 6 ( 0.00%) integer_const(cx, expr, ctxt) == Some(0) 518 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/consts.rs:clippy_utils::consts::integer_const (2x) . } . . pub fn const_item_rhs_to_expr<'tcx>(tcx: TyCtxt<'tcx>, ct_rhs: ConstItemRhs<'tcx>) -> Option<&'tcx Expr<'tcx>> { . match ct_rhs { . ConstItemRhs::Body(body_id) => Some(tcx.hir_body(body_id).value), . ConstItemRhs::TypeConst(const_arg) => match const_arg.kind { . ConstArgKind::Anon(anon) => Some(tcx.hir_body(anon.body).value), . ConstArgKind::Struct(..) -- line 1192 ---------------------------------------- 30,780 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unwrap.rs -------------------------------------------------------------------------------- Ir -- line 170 ---------------------------------------- . impl Local { . fn snippet(&self, cx: &LateContext<'_>) -> Cow<'static, str> { . match *self { . Self::WithFieldAccess { span, .. } => snippet(cx.sess(), span, "_"), . Self::Pure { local_id } => cx.tcx.hir_name(local_id).to_string().into(), . } . } . 10 ( 0.00%) fn is_potentially_local_place(&self, place: &Place<'_>) -> bool { 4 ( 0.00%) match self { . Self::WithFieldAccess { . local_id, . field_indices, . .. . } => { . let field_projections = place . .projections . .iter() . .filter(|proj| matches!(proj.kind, ProjectionKind::Field(_, _))) . .collect::>(); 1 ( 0.00%) is_potentially_local_place(*local_id, place) . // If there were projections other than field projections, err on the side of caution and say that they . // _might_ be mutating something. . // . // The reason we use `<=` and not `==` is that a mutation of `struct` or `struct.field1` should count as . // mutation of the child fields such as `struct.field1.field2` . && field_projections.len() <= field_indices.len() . && iter::zip(&field_projections, field_indices.iter().copied().rev()).all(|(proj, field_idx)| { . match proj.kind { . ProjectionKind::Field(f_idx, _) => f_idx == field_idx, . // If this is a projection we don't expect, it _might_ be mutating something . _ => false, . } . }) . }, 1 ( 0.00%) Self::Pure { local_id } => is_potentially_local_place(*local_id, place), . } 10 ( 0.00%) } . } . . /// Contains information about whether a variable can be unwrapped. . #[derive(Clone, Debug)] . struct UnwrapInfo<'tcx> { . /// The variable that is checked . local: Local, . /// The if itself -- line 215 ---------------------------------------- -- line 236 ---------------------------------------- . if_expr: &'tcx Expr<'_>, . expr: &'tcx Expr<'_>, . branch: &'tcx Expr<'_>, . invert: bool, . is_entire_condition: bool, . ) -> Vec> { . fn option_or_result_call(cx: &LateContext<'_>, ty: Ty<'_>, method_name: Symbol) -> Option<(UnwrappableKind, bool)> { . match (ty.opt_diag_name(cx)?, method_name) { 34 ( 0.00%) (sym::Option, sym::is_some) => Some((UnwrappableKind::Option, true)), 14 ( 0.00%) (sym::Option, sym::is_none) => Some((UnwrappableKind::Option, false)), . (sym::Result, sym::is_ok) => Some((UnwrappableKind::Result, true)), . (sym::Result, sym::is_err) => Some((UnwrappableKind::Result, false)), . _ => None, . } . } . 1,148 ( 0.00%) fn inner<'tcx>( . cx: &LateContext<'tcx>, . if_expr: &'tcx Expr<'_>, . expr: &'tcx Expr<'_>, . branch: &'tcx Expr<'_>, . invert: bool, . is_entire_condition: bool, . out: &mut Vec>, . ) { 665 ( 0.00%) match expr.kind { . ExprKind::Binary(op, left, right) 117 ( 0.00%) if matches!( 78 ( 0.00%) (invert, op.node), . (false, BinOpKind::And | BinOpKind::BitAnd) | (true, BinOpKind::Or | BinOpKind::BitOr) . ) => . { . inner(cx, if_expr, left, branch, invert, false, out); . inner(cx, if_expr, right, branch, invert, false, out); . }, 10 ( 0.00%) ExprKind::Unary(UnOp::Not, expr) => inner(cx, if_expr, expr, branch, !invert, false, out), 108 ( 0.00%) ExprKind::MethodCall(method_name, receiver, [], _) 420 ( 0.00%) if let Some(local) = extract_local(cx, receiver) 2,328 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:clippy_lints::unwrap::extract_local (36x) 32 ( 0.00%) && let ty = cx.typeck_results().expr_ty(receiver) 1,280 ( 0.00%) => ???:::expr_ty (32x) . && let name = method_name.ident.name 28 ( 0.00%) && let Some((kind, unwrappable)) = option_or_result_call(cx, ty, name) => . { . let safe_to_unwrap = unwrappable != invert; . 50 ( 0.00%) out.push(UnwrapInfo { . local, . if_expr, . check: expr, . check_name: name, . branch, . safe_to_unwrap, . kind, . is_entire_condition, . }); . }, . _ => {}, . } 640 ( 0.00%) } . . let mut out = vec![]; 328 ( 0.00%) inner(cx, if_expr, expr, branch, invert, is_entire_condition, &mut out); 10,343 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:clippy_lints::unwrap::collect_unwrap_info::inner (73x) 246 ( 0.00%) out . } . . /// Extracts either a local used by itself ([`Local::Pure`]), or (one or more levels of) field . /// access to a local ([`Local::WithFieldAccess`]) 8,312 ( 0.00%) fn extract_local(cx: &LateContext<'_>, mut expr: &Expr<'_>) -> Option { 1,039 ( 0.00%) let span = expr.span; . let mut field_indices = vec![]; 5,650 ( 0.00%) while let ExprKind::Field(recv, _) = expr.kind 637 ( 0.00%) && let Some(field_idx) = cx.typeck_results().opt_field_index(expr.hir_id) 3,549 ( 0.00%) => ???:::opt_field_index (91x) . { . field_indices.push(field_idx); . expr = recv; . } . let local_id = expr.res_local_id()?; 880 ( 0.00%) if field_indices.is_empty() { 2,370 ( 0.00%) Some(Local::Pure { local_id }) . } else { 360 ( 0.00%) Some(Local::WithFieldAccess { . local_id, 360 ( 0.00%) field_indices, . span, . }) . } 8,402 ( 0.00%) } . . /// A HIR visitor delegate that checks if a local variable of type `Option` or `Result` is mutated, . /// *except* for if `.as_mut()` is called. . /// The reason for why we allow that one specifically is that `.as_mut()` cannot change . /// the variant, and that is important because this lint relies on the fact that . /// `is_some` + `unwrap` is equivalent to `if let Some(..) = ..`, which it would not be if . /// the option is changed to None between `is_some` and `unwrap`, ditto for `Result`. . /// (And also `.as_mut()` is a somewhat common method that is still worth linting on.) -- line 329 ---------------------------------------- -- line 347 ---------------------------------------- . path.ident.name == sym::as_mut . } else { . false . } . } . . impl<'tcx> Delegate<'tcx> for MutationVisitor<'tcx, '_> { . fn borrow(&mut self, cat: &PlaceWithHirId<'tcx>, diag_expr_id: HirId, bk: ty::BorrowKind) { 20 ( 0.00%) if let ty::BorrowKind::Mutable = bk 5 ( 0.00%) && self.local.is_potentially_local_place(&cat.place) 25 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:::is_potentially_local_place (1x) . && !is_as_mut_use(self.tcx, diag_expr_id) . { . self.is_mutated = true; . } . } . . fn mutate(&mut self, cat: &PlaceWithHirId<'tcx>, _: HirId) { 7 ( 0.00%) if self.local.is_potentially_local_place(&cat.place) { 58 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:::is_potentially_local_place (1x) . self.is_mutated = true; . } . } . . fn consume(&mut self, _: &PlaceWithHirId<'tcx>, _: HirId) {} . . fn use_cloned(&mut self, _: &PlaceWithHirId<'tcx>, _: HirId) {} . . fn fake_read(&mut self, _: &PlaceWithHirId<'tcx>, _: FakeReadCause, _: HirId) {} . } . . impl<'tcx> UnwrappableVariablesVisitor<'_, 'tcx> { 738 ( 0.00%) fn visit_branch( . &mut self, . if_expr: &'tcx Expr<'_>, . cond: &'tcx Expr<'_>, . branch: &'tcx Expr<'_>, . else_branch: bool, . ) { . let prev_len = self.unwrappables.len(); 728 ( 0.00%) for unwrap_info in collect_unwrap_info(self.cx, if_expr, cond, branch, else_branch, true) { 56 ( 0.00%) let mut delegate = MutationVisitor { . is_mutated: false, . local: &unwrap_info.local, 28 ( 0.00%) tcx: self.cx.tcx, . }; . . let vis = ExprUseVisitor::for_clippy(self.cx, cond.hir_id.owner.def_id, &mut delegate); 42 ( 0.00%) vis.walk_expr(cond).into_ok(); 14,536 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir_typeck/src/expr_use_visitor.rs:>::walk_expr (14x) 42 ( 0.00%) vis.walk_expr(branch).into_ok(); 885,312 ( 0.03%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir_typeck/src/expr_use_visitor.rs:>::walk_expr (14x) . 28 ( 0.00%) if delegate.is_mutated { . // if the variable is mutated, we don't know whether it can be unwrapped. . // it might have been changed to `None` in between `is_some` + `unwrap`. . continue; . } 168 ( 0.00%) self.unwrappables.push(unwrap_info); . } 246 ( 0.00%) walk_expr(self, branch); 79,813 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::'2 (73x) . self.unwrappables.truncate(prev_len); 656 ( 0.00%) } . } . . enum AsRefKind { . AsRef, . AsMut, . } . . /// Checks if the expression is a method call to `as_{ref,mut}` and returns the receiver of it. . /// If it isn't, the expression itself is returned. . fn consume_option_as_ref<'tcx>(expr: &'tcx Expr<'tcx>) -> (&'tcx Expr<'tcx>, Option) { 2,226 ( 0.00%) if let ExprKind::MethodCall(path, recv, [], _) = expr.kind { 21 ( 0.00%) match path.ident.name { 84 ( 0.00%) sym::as_ref => (recv, Some(AsRefKind::AsRef)), . sym::as_mut => (recv, Some(AsRefKind::AsMut)), . _ => (expr, None), . } . } else { . (expr, None) . } . } . . impl<'tcx> Visitor<'tcx> for UnwrappableVariablesVisitor<'_, 'tcx> { . type NestedFilter = nested_filter::OnlyBodies; . 83,196 ( 0.00%) fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { . // Skip checking inside closures since they are visited through `Unwrap::check_fn()` already. 60,672 ( 0.00%) if matches!(expr.kind, ExprKind::Closure(_)) { . return; . } . if let Some(higher::If { cond, then, r#else }) = higher::If::hir(expr) { 156 ( 0.00%) walk_expr(self, cond); 12,973 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::'2 (52x) 312 ( 0.00%) self.visit_branch(expr, cond, then, false); 1,091,370 ( 0.04%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:::visit_branch (43x) 15,648 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:::visit_branch'2 (9x) 104 ( 0.00%) if let Some(else_inner) = r#else { 390 ( 0.00%) self.visit_branch(expr, cond, else_inner, true); 107,207 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:::visit_branch (30x) . } . } else { . // find `unwrap[_err]()` or `expect("...")` calls: 1,003 ( 0.00%) if let ExprKind::MethodCall(method_name, self_arg, ..) = expr.kind 1,003 ( 0.00%) && let (self_arg, as_ref_kind) = consume_option_as_ref(self_arg) 10,413 ( 0.00%) && let Some(local) = extract_local(self.cx, self_arg) 135 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:clippy_lints::unwrap::extract_local (3x) 5,932 ( 0.00%) && matches!(method_name.ident.name, sym::unwrap | sym::expect | sym::unwrap_err) 6 ( 0.00%) && let call_to_unwrap = matches!(method_name.ident.name, sym::unwrap | sym::expect) . && let Some(unwrappable) = self.unwrappables.iter().find(|u| u.local == local) . // Span contexts should not differ with the conditional branch . && let span_ctxt = expr.span.ctxt() . && unwrappable.branch.span.ctxt() == span_ctxt . && unwrappable.check.span.ctxt() == span_ctxt . && !expr.span.in_external_macro(self.cx.tcx.sess.source_map()) . { . if call_to_unwrap == unwrappable.safe_to_unwrap { -- line 455 ---------------------------------------- -- line 505 ---------------------------------------- . expr.span, . format!("this call to `{}()` will always panic", method_name.ident.name), . |diag| { . diag.span_label(unwrappable.check.span, "because of this check"); . }, . ); . } . } 27,540 ( 0.00%) walk_expr(self, expr); 2,030,456 ( 0.08%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr:: (771x) . } 73,712 ( 0.00%) } . . fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt { 779 ( 0.00%) self.cx.tcx . } . } . . impl<'tcx> LateLintPass<'tcx> for Unwrap { 19,180 ( 0.00%) fn check_fn( . &mut self, . cx: &LateContext<'tcx>, . kind: FnKind<'tcx>, . decl: &'tcx FnDecl<'_>, . body: &'tcx Body<'_>, . span: Span, . fn_id: LocalDefId, . ) { . if span.from_expansion() { . return; . } . 3,855 ( 0.00%) let mut v = UnwrappableVariablesVisitor { . unwrappables: Vec::new(), . cx, 771 ( 0.00%) msrv: self.msrv, . }; . 3,084 ( 0.00%) walk_fn(&mut v, kind, decl, body.id(), fn_id); 2,433,045 ( 0.10%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_fn:: (771x) 13,700 ( 0.00%) } . } 4,636 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_range_patterns.rs -------------------------------------------------------------------------------- Ir -- line 69 ---------------------------------------- . } . . fn min(self, other: Self) -> Self { . if self.val < other.val { self } else { other } . } . } . . impl LateLintPass<'_> for ManualRangePatterns { 119,080 ( 0.00%) fn check_pat(&mut self, cx: &LateContext<'_>, pat: &'_ rustc_hir::Pat<'_>) { . // a pattern like 1 | 2 seems fine, lint if there are at least 3 alternatives . // or more then one range (exclude triggering on stylistic using OR with one element . // like described https://github.com/rust-lang/rust-clippy/issues/11825) 29,776 ( 0.00%) if let PatKind::Or(pats) = pat.kind 15 ( 0.00%) && (pats.len() >= 3 || (pats.len() > 1 && pats.iter().any(|p| matches!(p.kind, PatKind::Range(..))))) . && !pat.span.in_external_macro(cx.sess().source_map()) . { . let mut min = Num::dummy(i128::MAX); . let mut max = Num::dummy(i128::MIN); . let mut range_kind = RangeEnd::Included; . let mut numbers_found = FxHashSet::default(); . let mut ranges_found = Vec::new(); . -- line 90 ---------------------------------------- -- line 151 ---------------------------------------- . "try", . format!("{min}{range_kind}{max}"), . Applicability::MachineApplicable, . ); . } . }, . ); . } 119,080 ( 0.00%) } . } 3 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs -------------------------------------------------------------------------------- Ir -- line 460 ---------------------------------------- . /// assert_eq!(13, unsafe { mem::size_of_val_raw(y) }); . /// ``` . #[inline] . #[must_use] . #[stable(feature = "layout_for_ptr", since = "CURRENT_RUSTC_VERSION")] . #[rustc_const_stable(feature = "layout_for_ptr", since = "CURRENT_RUSTC_VERSION")] . pub const unsafe fn size_of_val_raw(val: *const T) -> usize { . // SAFETY: the caller must provide a valid raw pointer 1 ( 0.00%) unsafe { intrinsics::size_of_val(val) } . } . . /// Returns the [ABI]-required minimum alignment of a type in bytes. . /// . /// Every reference to a value of the type `T` must be a multiple of this number. . /// . /// This is the alignment used for struct fields. It may be smaller than the preferred alignment. . /// -- line 476 ---------------------------------------- -- line 634 ---------------------------------------- . /// . /// [type-layout]: ../../reference/type-layout.html#r-layout.primitive . #[inline] . #[must_use] . #[stable(feature = "layout_for_ptr", since = "CURRENT_RUSTC_VERSION")] . #[rustc_const_stable(feature = "layout_for_ptr", since = "CURRENT_RUSTC_VERSION")] . pub const unsafe fn align_of_val_raw(val: *const T) -> usize { . // SAFETY: the caller must provide a valid raw pointer 1 ( 0.00%) unsafe { intrinsics::align_of_val(val) } . } . . /// Returns `true` if dropping values of type `T` matters. . /// . /// This is purely an optimization hint, and may be implemented conservatively: . /// it may return `true` for types that don't actually need to be dropped. . /// As such always returning `true` would be a valid implementation of . /// this function. However if this function actually returns `false`, then you -- line 650 ---------------------------------------- -- line 825 ---------------------------------------- . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_stable(feature = "const_swap", since = "1.85.0")] . #[rustc_diagnostic_item = "mem_swap"] . pub const fn swap(x: &mut T, y: &mut T) { . // SAFETY: `&mut` guarantees these are typed readable and writable . // as well as non-overlapping. 293 ( 0.00%) unsafe { intrinsics::typed_swap_nonoverlapping(x, y) } . } . . /// Replaces `dest` with the default value of `T`, returning the previous `dest` value. . /// . /// * If you want to replace the values of two variables, see [`swap`]. . /// * If you want to replace with a passed value instead of the default value, see [`replace`]. . /// . /// # Examples -- line 841 ---------------------------------------- -- line 967 ---------------------------------------- . // such that the old value is not duplicated. Nothing is dropped and . // nothing here can panic. . unsafe { . // Ideally we wouldn't use the intrinsics here, but going through the . // `ptr` methods introduces two unnecessary UbChecks, so until we can . // remove those for pointers that come from references, this uses the . // intrinsics instead so this stays very cheap in MIR (and debug). . 681,895 ( 0.03%) let result = crate::intrinsics::read_via_copy(dest); 1,131,268 ( 0.04%) crate::intrinsics::write_via_move(dest, src); . result . } . } . . /// Disposes of a value. . /// . /// This effectively does nothing for types which implement `Copy`, e.g. . /// integers. Such values are copied and _then_ moved into the function, so the -- line 984 ---------------------------------------- -- line 1406 ---------------------------------------- . /// // ⚠️ This is undefined behavior. Don't do this. ⚠️ . /// // assert_eq!(0, unsafe { std::mem::transmute::<_, u8>(std::mem::discriminant(&unit_like)) }); . /// ``` . #[stable(feature = "discriminant_value", since = "1.21.0")] . #[rustc_const_stable(feature = "const_discriminant", since = "1.75.0")] . #[rustc_diagnostic_item = "mem_discriminant"] . #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces . pub const fn discriminant(v: &T) -> Discriminant { 9,406 ( 0.00%) Discriminant(intrinsics::discriminant_value(v)) . } . . /// Returns the number of variants in the enum type `T`. . /// . /// If `T` is not an enum, calling this function will not result in undefined behavior, but the . /// return value is unspecified. Equally, if `T` is an enum with more variants than `usize::MAX` . /// the return value is unspecified. Uninhabited variants will be counted. . /// -- line 1422 ---------------------------------------- 46,345 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs -------------------------------------------------------------------------------- Ir -- line 16 ---------------------------------------- . pub struct Gated

{ . pub(crate) active: bool, . pub(crate) pass: P, . } . . impl Gated

{ . #[inline] . pub fn new bool>(is_active: &F, pass: P) -> Self { 70 ( 0.00%) let active = is_active(&pass.get_lints()); 368 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint_defs/src/lib.rs:::get_lints (1x) 361 ( 0.00%) Gated { active, pass } 90 ( 0.00%) => ???:0x0000000000173dc0 (3x) . } . } . . /// Run one field's `check_*`, if that field is active. . /// . /// Fully qualified through [`rustc_lint::LateLintPass`] since some passes impl . /// both `EarlyLintPass` and `LateLintPass` with like-named methods, which would . /// be ambiguous on the concrete field type. The args arrive as one `tt` and are . /// re-parsed here so the per-field and per-argument repetitions never share a . /// nesting level. . #[macro_export] . macro_rules! run_combined_late_lint_pass_field { . ($self:ident, $field:ident, $name:ident, ($($arg:expr),* $(,)?)) => { 23,744,731 ( 0.93%) if $self.$field.active { 19,563,982 ( 0.77%) rustc_lint::LateLintPass::$name(&mut $self.$field.pass, $($arg),*); 11,580,814 ( 0.46%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::check_body (2,964x) 1,025,345 ( 0.04%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ptr/mod.rs:::check_body (2,964x) 719,081 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/only_used_in_recursion.rs:::check_body (2,964x) . } . }; . } . . /// Forward one `check_*` method to every field of the combined pass. . #[macro_export] . macro_rules! expand_combined_late_lint_pass_method { . ([$($field:ident),*], $self:ident, $name:ident, $args:tt) => ({ -- line 48 ---------------------------------------- -- line 50 ---------------------------------------- . }) . } . . /// Generate the combined `LateLintPass` impl's `check_*` methods, one per method . /// in rustc's late-pass method list. . #[macro_export] . macro_rules! expand_combined_late_lint_pass_methods { . ($fields:tt, [$($(#[$attr:meta])* fn $name:ident($($param:ident: $arg:ty),*);)*]) => ( 2,470,427 ( 0.10%) $(#[inline(always)] fn $name(&mut self, cx: &rustc_lint::LateContext<'tcx>, $($param: $arg),*) { . $crate::expand_combined_late_lint_pass_method!($fields, self, $name, (cx, $($param),*)); 1,457,216 ( 0.06%) })* . ) . } . . /// Declare the combined struct (one [`Gated`] field per pass) plus its . /// `LintPass`/`LateLintPass` impls. The method list comes from . /// `rustc_lint::late_lint_methods!` so it can't drift from rustc's. . /// . /// Each entry is `Field: Type = constructor`; `new`'s params (`tcx`, `conf`, ...) -- line 68 ---------------------------------------- -- line 74 ---------------------------------------- . $methods:tt . ) => { . #[allow(non_snake_case)] . pub struct $name<'tcx> { . $($field: $crate::combined_late_pass::Gated<$fty>,)* . } . . impl<'tcx> $name<'tcx> { 17 ( 0.00%) pub fn new bool>($($pname: $pty,)* is_active: &F) -> Self { 55 ( 0.00%) Self { 9 ( 0.00%) $($field: $crate::combined_late_pass::Gated::new(is_active, $ctor),)* . } 8 ( 0.00%) } . } . . #[allow(rustc::lint_pass_impl_without_macro)] . impl<'tcx> rustc_lint::LintPass for $name<'tcx> { . fn name(&self) -> &'static str { . stringify!($name) . } 10 ( 0.00%) fn get_lints(&self) -> rustc_lint::LintVec { 1 ( 0.00%) => ???:std::exception::~exception() (1x) . // Reserve at least one slot per pass up front to skip the early reallocations. . let mut lints = Vec::with_capacity([$(stringify!($field)),*].len()); 3 ( 0.00%) $(lints.extend(self.$field.pass.get_lints());)* 368 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint_defs/src/lib.rs:::get_lints (1x) 3 ( 0.00%) lints 9 ( 0.00%) } . } . . impl<'tcx> rustc_lint::LateLintPass<'tcx> for $name<'tcx> { . $crate::expand_combined_late_lint_pass_methods!([$($field),*], $methods); . } . }; . } 331,050 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unnecessary_map_on_constructor.rs -------------------------------------------------------------------------------- Ir -- line 32 ---------------------------------------- . "using `map`/`map_err` on `Option` or `Result` constructors" . } . . declare_lint_pass!(UnnecessaryMapOnConstructor => [ . UNNECESSARY_MAP_ON_CONSTRUCTOR, . ]); . . impl<'tcx> LateLintPass<'tcx> for UnnecessaryMapOnConstructor { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx rustc_hir::Expr<'tcx>) { 124,311 ( 0.00%) if !expr.span.from_expansion() 3,815 ( 0.00%) && let hir::ExprKind::MethodCall(path, recv, [map_arg], ..) = expr.kind 1,214 ( 0.00%) && !map_arg.span.from_expansion() 2,718 ( 0.00%) && let hir::ExprKind::Path(fun) = map_arg.kind 1,230 ( 0.00%) && let Some(sym::Option | sym::Result) = cx.typeck_results().expr_ty(recv).opt_diag_name(cx) 15,100 ( 0.00%) => ???:::expr_ty (376x) . { 174 ( 0.00%) let (constructor_path, constructor_item) = if let hir::ExprKind::Call(constructor, [arg, ..]) = recv.kind 60 ( 0.00%) && let hir::ExprKind::Path(constructor_path) = constructor.kind 24 ( 0.00%) && !constructor.span.from_expansion() 24 ( 0.00%) && !arg.span.from_expansion() . { . (constructor_path, arg) . } else { . return; . }; 24 ( 0.00%) let constructor_symbol = match constructor_path { . hir::QPath::Resolved(_, path) => { 6 ( 0.00%) if let Some(path_segment) = path.segments.last() { 6 ( 0.00%) path_segment.ident.name . } else { . return; . } . }, 18 ( 0.00%) hir::QPath::TypeRelative(_, path) => path.ident.name, . }; . match constructor_symbol { 72 ( 0.00%) sym::Some | sym::Ok if path.ident.name == sym::map => (), . sym::Err if path.ident.name == sym::map_err => (), . _ => return, . } . . let mut app = Applicability::MachineApplicable; . let fun_snippet = snippet_with_applicability(cx, fun.span(), "_", &mut app); . let constructor_snippet = snippet_with_applicability(cx, constructor_path.span(), "_", &mut app); . let constructor_arg_snippet = snippet_with_applicability(cx, constructor_item.span, "_", &mut app); -- line 75 ---------------------------------------- -- line 81 ---------------------------------------- . "unnecessary `{}` on constructor `{constructor_snippet}(_)`", . path.ident.name . ), . "try", . format!("{constructor_snippet}({fun_snippet}({constructor_arg_snippet}))"), . app, . ); . } 355,200 ( 0.01%) } . } 17,802 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/casts/cast_possible_truncation.rs -------------------------------------------------------------------------------- Ir -- line 10 ---------------------------------------- . use rustc_hir::{BinOpKind, Expr, ExprKind}; . use rustc_lint::LateContext; . use rustc_middle::ty::{self, FloatTy, Ty}; . use rustc_span::Span; . . use super::{CAST_ENUM_TRUNCATION, CAST_POSSIBLE_TRUNCATION, utils}; . . fn constant_int(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option { 20 ( 0.00%) if let Some(Constant::Int(c)) = ConstEvalCtxt::new(cx).eval(expr) { 314 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval (2x) 112 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::new (2x) . Some(c) . } else { . None . } . } . . fn get_constant_bits(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option { . constant_int(cx, expr).map(|c| u64::from(128 - c.leading_zeros())) . } . 11,816 ( 0.00%) fn apply_reductions(cx: &LateContext<'_>, nbits: u64, expr: &Expr<'_>, signed: bool) -> u64 { 5,082 ( 0.00%) match expr_or_init(cx, expr).kind { 157,318 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::expr_or_init (842x) . ExprKind::Cast(inner, _) => apply_reductions(cx, nbits, inner, signed), . ExprKind::Block(block, _) => block.expr.map_or(nbits, |e| apply_reductions(cx, nbits, e, signed)), 28 ( 0.00%) ExprKind::Binary(op, left, right) => match op.node { . BinOpKind::Div => { 16 ( 0.00%) apply_reductions(cx, nbits, left, signed).saturating_sub(if signed { 506 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/casts/cast_possible_truncation.rs:clippy_lints::casts::cast_possible_truncation::apply_reductions'2 (2x) . // let's be conservative here . 0 . } else { . // by dividing by 1, we remove 0 bits, etc. . get_constant_bits(cx, right).map_or(0, |b| b.saturating_sub(1)) . }) . }, . BinOpKind::Rem => get_constant_bits(cx, right) -- line 43 ---------------------------------------- -- line 76 ---------------------------------------- . if method.ident.name == sym::signum { . 0 // do not lint if cast comes from a `signum` function . } else { . nbits . } . }, . _ => nbits, . } 7,596 ( 0.00%) } . 11,206 ( 0.00%) pub(super) fn check( . cx: &LateContext<'_>, . expr: &Expr<'_>, . cast_expr: &Expr<'_>, . cast_from: Ty<'_>, . cast_to: Ty<'_>, . cast_to_span: Span, . ) { 5,142 ( 0.00%) let msg = match (cast_from.kind(), utils::int_ty_to_nbits(cx.tcx, cast_to)) { . (ty::Int(_) | ty::Uint(_), Some(to_nbits)) => { 2,526 ( 0.00%) let from_nbits = apply_reductions( 182,764 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/casts/cast_possible_truncation.rs:clippy_lints::casts::cast_possible_truncation::apply_reductions (842x) . cx, . utils::int_ty_to_nbits(cx.tcx, cast_from).unwrap(), . cast_expr, . cast_from.is_signed(), . ); . 3,418 ( 0.00%) let (should_lint, suffix) = match (is_isize_or_usize(cast_from), is_isize_or_usize(cast_to)) { 746 ( 0.00%) (true, true) | (false, false) => (to_nbits < from_nbits, ""), . (true, false) => ( . to_nbits <= 32, 276 ( 0.00%) if to_nbits == 32 { . " on targets with 64-bit wide pointers" . } else { . "" . }, . ), 50 ( 0.00%) (false, true) => (from_nbits == 64, " on targets with 32-bit wide pointers"), . }; . 926 ( 0.00%) if !should_lint { . return; . } . . format!("casting `{cast_from}` to `{cast_to}` may truncate the value{suffix}") . }, . . (ty::Adt(def, _), Some(to_nbits)) if def.is_enum() => { . let (from_nbits, variant) = if let ExprKind::Path(p) = &cast_expr.kind -- line 124 ---------------------------------------- -- line 161 ---------------------------------------- . . (ty::Float(FloatTy::F64), None) if matches!(cast_to.kind(), &ty::Float(FloatTy::F32)) => { . "casting `f64` to `f32` may truncate the value".to_string() . }, . . _ => return, . }; . 1,358 ( 0.00%) span_lint_and_then(cx, CAST_POSSIBLE_TRUNCATION, expr.span, msg, |diag| { 177,631 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_utils::diagnostics::span_lint_and_then:: (97x) . diag.help("if this is intentional allow the lint with `#[allow(clippy::cast_possible_truncation)]` ..."); . // TODO: Remove the condition for const contexts when `try_from` and other commonly used methods . // become const fn. . if !is_in_const_context(cx) && !cast_from.is_floating_point() { . offer_suggestion(cx, expr, cast_expr, cast_to_span, diag); . } . }); 6,896 ( 0.00%) } . . fn offer_suggestion( . cx: &LateContext<'_>, . expr: &Expr<'_>, . cast_expr: &Expr<'_>, . cast_to_span: Span, . diag: &mut Diag<'_, ()>, . ) { -- line 185 ---------------------------------------- 1,116 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/slow_vector_initialization.rs -------------------------------------------------------------------------------- Ir -- line 95 ---------------------------------------- . . /// Resize is a slow initialization with the form `vec.resize(.., 0)` . Resize(&'tcx Expr<'tcx>), . } . . impl<'tcx> LateLintPass<'tcx> for SlowVectorInit { . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { . // Matches initialization on reassignments. For example: `vec = Vec::with_capacity(100)` 88,854 ( 0.00%) if let ExprKind::Assign(left, right, _) = expr.kind . && let Some(local_id) = left.res_local_id() 205 ( 0.00%) && let Some(size_expr) = Self::as_vec_initializer(cx, right) 11,579 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/slow_vector_initialization.rs:::as_vec_initializer (41x) . { . let vi = VecAllocation { . local_id, . allocation_expr: right, . size_expr, . }; . . Self::search_initialization(cx, vi, expr.hir_id); . } . } . . fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) { . // Matches statements which initializes vectors. For example: `let mut vec = Vec::with_capacity(10)` . // or `Vec::new()` 5,028 ( 0.00%) if let StmtKind::Let(local) = stmt.kind 4,451 ( 0.00%) && let PatKind::Binding(BindingMode::MUT, local_id, _, None) = local.pat.kind 441 ( 0.00%) && let Some(init) = local.init 735 ( 0.00%) && let Some(size_expr) = Self::as_vec_initializer(cx, init) 54,547 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/slow_vector_initialization.rs:::as_vec_initializer (147x) . { 15 ( 0.00%) let vi = VecAllocation { . local_id, . allocation_expr: init, . size_expr, . }; . 25 ( 0.00%) Self::search_initialization(cx, vi, stmt.hir_id); 7,584 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/slow_vector_initialization.rs:::search_initialization (5x) . } . } . } . . impl SlowVectorInit { . /// Looks for `Vec::with_capacity(size)` or `Vec::new()` calls and returns the initialized size, . /// if any. More specifically, it returns: . /// - `Some(InitializedSize::Initialized(size))` for `Vec::with_capacity(size)` . /// - `Some(InitializedSize::Uninitialized)` for `Vec::new()` . /// - `None` for other, unrelated kinds of expressions 940 ( 0.00%) fn as_vec_initializer<'tcx>(cx: &LateContext<'_>, expr: &'tcx Expr<'tcx>) -> Option> { . // Generally don't warn if the vec initializer comes from an expansion, except for the vec! macro. . // This lets us still warn on `vec![]`, while ignoring other kinds of macros that may output an . // empty vec 1,216 ( 0.00%) if expr.span.from_expansion() && matching_root_macro_call(cx, expr.span, sym::vec_macro).is_none() { 58,520 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::matching_root_macro_call (140x) . return None; . } . 515 ( 0.00%) if let ExprKind::Call(func, [len_expr]) = expr.kind 26 ( 0.00%) && func.ty_rel_def(cx).is_diag_item(cx, sym::vec_with_capacity) . { . Some(InitializedSize::Initialized(len_expr)) 29 ( 0.00%) } else if let ExprKind::Call(func, []) = expr.kind 6 ( 0.00%) && func.ty_rel_def(cx).is_diag_item(cx, sym::vec_new) . { . Some(InitializedSize::Uninitialized) . } else { . None . } 940 ( 0.00%) } . . /// Search initialization for the given vector 45 ( 0.00%) fn search_initialization<'tcx>(cx: &LateContext<'tcx>, vec_alloc: VecAllocation<'tcx>, parent_node: HirId) { 15 ( 0.00%) let enclosing_body = get_enclosing_block(cx, parent_node); 1,295 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_enclosing_block (5x) . 5 ( 0.00%) if enclosing_body.is_none() { . return; . } . 35 ( 0.00%) let mut v = VectorInitializationVisitor { . cx, . vec_alloc, . slow_expression: None, . initialization_found: false, . }; . . v.visit_block(enclosing_body.unwrap()); . 10 ( 0.00%) if let Some(ref allocation_expr) = v.slow_expression { . Self::lint_initialization(cx, allocation_expr, &v.vec_alloc); . } 40 ( 0.00%) } . . fn lint_initialization<'tcx>( . cx: &LateContext<'tcx>, . initialization: &InitializationType<'tcx>, . vec_alloc: &VecAllocation<'_>, . ) { . match initialization { . InitializationType::Extend(e) | InitializationType::Resize(e) => { -- line 191 ---------------------------------------- -- line 240 ---------------------------------------- . . /// `true` if the initialization of the vector has been found on the visited block. . initialization_found: bool, . } . . impl<'tcx> VectorInitializationVisitor<'_, 'tcx> { . /// Checks if the given expression is extending a vector with `repeat(0).take(..)` . fn search_slow_extend_filling(&mut self, expr: &'tcx Expr<'_>) { 5 ( 0.00%) if self.initialization_found . && let ExprKind::MethodCall(path, self_arg, [extend_arg], _) = expr.kind . && self_arg.res_local_id() == Some(self.vec_alloc.local_id) . && path.ident.name == sym::extend . && self.is_repeat_take(extend_arg) . { . self.slow_expression = Some(InitializationType::Extend(expr)); . } . } . . /// Checks if the given expression is resizing a vector with 0 . fn search_slow_resize_filling(&mut self, expr: &'tcx Expr<'tcx>) { 20 ( 0.00%) if self.initialization_found . && let ExprKind::MethodCall(path, self_arg, [len_arg, fill_arg], _) = expr.kind . && self_arg.res_local_id() == Some(self.vec_alloc.local_id) . && path.ident.name == sym::resize . // Check that is filled with 0 . && is_integer_literal(fill_arg, 0) . { . let is_matching_resize = if let InitializedSize::Initialized(size_expr) = self.vec_alloc.size_expr { . // If we have a size expression, check that it is equal to what's passed to `resize` -- line 268 ---------------------------------------- -- line 308 ---------------------------------------- . true . } else { . false . } . } . } . . impl<'tcx> Visitor<'tcx> for VectorInitializationVisitor<'_, 'tcx> { 104 ( 0.00%) fn visit_stmt(&mut self, stmt: &'tcx Stmt<'_>) { 26 ( 0.00%) if self.initialization_found { 10 ( 0.00%) match stmt.kind { 5 ( 0.00%) StmtKind::Expr(expr) | StmtKind::Semi(expr) => { . self.search_slow_extend_filling(expr); . self.search_slow_resize_filling(expr); . }, . _ => (), . } . 5 ( 0.00%) self.initialization_found = false; . } else { . walk_stmt(self, stmt); . } 104 ( 0.00%) } . . fn visit_block(&mut self, block: &'tcx Block<'_>) { . if self.initialization_found { . if let Some(s) = block.stmts.first() { . self.visit_stmt(s); . } . . self.initialization_found = false; . } else { . walk_block(self, block); . } . } . . fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { . // Skip all the expressions previous to the vector initialization 132 ( 0.00%) if self.vec_alloc.allocation_expr.hir_id == expr.hir_id { 5 ( 0.00%) self.initialization_found = true; . } . 131 ( 0.00%) walk_expr(self, expr); 4,300 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr::'2 (25x) . } . } 605 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/doc/mod.rs -------------------------------------------------------------------------------- Ir -- line 731 ---------------------------------------- . valid_idents: &'static FxHashSet, . check_private_items: bool, . } . . impl Documentation { . pub fn new(conf: &'static Conf) -> Self { . Self { . valid_idents: &conf.doc_valid_idents, 3 ( 0.00%) check_private_items: conf.check_private_items, . } . } . } . . impl EarlyLintPass for Documentation { 458,227 ( 0.02%) fn check_attributes(&mut self, cx: &EarlyContext<'_>, attrs: &[rustc_ast::Attribute]) { . include_in_doc_without_cfg::check(cx, attrs); 523,688 ( 0.02%) } . } . . impl<'tcx> LateLintPass<'tcx> for Documentation { 627,060 ( 0.02%) fn check_attributes(&mut self, cx: &LateContext<'tcx>, attrs: &'tcx [Attribute]) { 627,528 ( 0.02%) let Some(headers) = check_attrs(cx, self.valid_idents, attrs) else { . return; . }; . 1,016,686 ( 0.04%) match cx.tcx.hir_node(cx.last_node_with_lint_attrs) { 4,207,490 ( 0.17%) => ???:::hir_node (62,692x) 1,836 ( 0.00%) Node::Field(FieldDef { span, safety, .. }) => match (headers.safety, safety) { . (false, Safety::Unsafe) => span_lint( . cx, . MISSING_SAFETY_DOC, . *span, . "docs for unsafe field missing `# Safety` section", . ), . (true, Safety::Safe) if cx.tcx.features().unsafe_fields() => span_lint_and_help( . cx, -- line 765 ---------------------------------------- -- line 766 ---------------------------------------- . UNNECESSARY_SAFETY_DOC, . *span, . "field with `# Safety` documentation is not marked unsafe", . None, . "if the field has safety invariants, mark it `unsafe`", . ), . _ => (), . }, 1,491 ( 0.00%) Node::Item(item) => { . too_long_first_doc_paragraph::check( . cx, . item, . attrs, 2,982 ( 0.00%) headers.first_paragraph_text_len, 1,491 ( 0.00%) headers.first_paragraph_md_len, 1,491 ( 0.00%) self.check_private_items, . ); 7,411 ( 0.00%) match item.kind { 44 ( 0.00%) ItemKind::Fn { sig, body, .. } 132 ( 0.00%) if !(is_entrypoint_fn(cx, item.owner_id.to_def_id()) 1,408 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_entrypoint_fn (22x) 132 ( 0.00%) || item.span.in_external_macro(cx.tcx.sess.source_map())) => 2,574 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs:::in_external_macro (22x) . { 154 ( 0.00%) missing_headers::check(cx, item.owner_id, sig, headers, Some(body), self.check_private_items); 7,653 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/doc/missing_headers.rs:clippy_lints::doc::missing_headers::check (22x) . }, 120 ( 0.00%) ItemKind::Trait { safety, .. } => match (headers.safety, safety) { . (false, Safety::Unsafe) => span_lint( . cx, . MISSING_SAFETY_DOC, . cx.tcx.def_span(item.owner_id), . "docs for unsafe trait missing `# Safety` section", . ), . (true, Safety::Safe) => span_lint( . cx, -- line 798 ---------------------------------------- -- line 800 ---------------------------------------- . cx.tcx.def_span(item.owner_id), . "docs for safe trait have unnecessary `# Safety` section", . ), . _ => (), . }, . _ => (), . } . }, 180 ( 0.00%) Node::TraitItem(trait_item) => { 505 ( 0.00%) if let TraitItemKind::Fn(sig, ..) = trait_item.kind 725 ( 0.00%) && !trait_item.span.in_external_macro(cx.tcx.sess.source_map()) . { 1,305 ( 0.00%) missing_headers::check(cx, trait_item.owner_id, sig, headers, None, self.check_private_items); 512,150 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/doc/missing_headers.rs:clippy_lints::doc::missing_headers::check (145x) . } . }, 3,051 ( 0.00%) Node::ImplItem(impl_item) => { 14,266 ( 0.00%) if let ImplItemKind::Fn(sig, body_id) = impl_item.kind 13,230 ( 0.00%) && !impl_item.span.in_external_macro(cx.tcx.sess.source_map()) 13,135 ( 0.00%) && !is_trait_impl_item(cx, impl_item.hir_id()) 2,511,141 ( 0.10%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_trait_impl_item (2,627x) . { 413 ( 0.00%) missing_headers::check( 1,133,444 ( 0.04%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/doc/missing_headers.rs:clippy_lints::doc::missing_headers::check (59x) . cx, 118 ( 0.00%) impl_item.owner_id, . sig, . headers, . Some(body_id), 59 ( 0.00%) self.check_private_items, . ); . } . }, . _ => {}, . } 501,648 ( 0.02%) } . } . . #[derive(Copy, Clone)] . struct Fragments<'a> { . doc: &'a str, . fragments: &'a [DocFragment], . } . -- line 840 ---------------------------------------- -- line 842 ---------------------------------------- . /// get the span for the markdown range. Note that this function is not cheap, use it with . /// caution. . #[must_use] . fn span(self, cx: &LateContext<'_>, range: Range) -> Option { . source_span_for_markdown_range(cx.tcx, self.doc, &range, self.fragments).map(|(sp, _)| sp) . } . } . 1,188 ( 0.00%) #[derive(Copy, Clone, Default)] . struct DocHeaders { . safety: bool, . errors: bool, . panics: bool, . first_paragraph_md_len: usize, . first_paragraph_text_len: usize, . } . -- line 858 ---------------------------------------- -- line 867 ---------------------------------------- . // We don't want the parser to choke on intra doc links. Since we don't . // actually care about rendering them, just pretend that all broken links . // point to a fake address. . #[expect(clippy::unnecessary_wraps)] // we're following a type signature . fn fake_broken_link_callback<'a>(_: BrokenLink<'_>) -> Option<(CowStr<'a>, CowStr<'a>)> { . Some(("fake".into(), "fake".into())) . } . 376,236 ( 0.01%) if suspicious_doc_comments::check(cx, attrs) || is_doc_hidden(attrs) { 3,991,349 ( 0.16%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/doc/suspicious_doc_comments.rs:clippy_lints::doc::suspicious_doc_comments::check (62,706x) . return None; . } . 125,384 ( 0.00%) let (fragments, _) = attrs_to_doc_fragments( . attrs.iter().filter_map(|attr| { 17,365 ( 0.00%) if attr.doc_str_and_fragment_kind().is_none() || attr.span().in_external_macro(cx.sess().source_map()) { . None . } else { . Some((attr, None)) . } . }), . true, . ); . 297 ( 0.00%) let mut doc = String::with_capacity(fragments.iter().map(|frag| frag.doc.as_str().len() + 1).sum()); . . for fragment in &fragments { 10,419 ( 0.00%) add_doc_fragment(&mut doc, fragment); 901,575 ( 0.04%) => ???:rustc_resolve::rustdoc::add_doc_fragment (3,473x) . } . doc.pop(); . 62,692 ( 0.00%) if doc.trim().is_empty() { 187,185 ( 0.01%) if let Some(span) = span_of_fragments(&fragments) { 748,740 ( 0.03%) => ???:rustc_resolve::rustdoc::span_of_fragments (62,395x) . span_lint_and_help( . cx, . EMPTY_DOCS, . span, . "empty doc comment", . None, . "consider removing or filling it", . ); . } 187,185 ( 0.01%) return Some(DocHeaders::default()); . } . . // Only emits the allow-by-default `DOC_LINK_CODE`; skip its extra markdown reparse when it's off. 2,673 ( 0.00%) if !clippy_utils::is_lint_allowed(cx, DOC_LINK_CODE, cx.last_node_with_lint_attrs) { 379,425 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (297x) . check_for_code_clusters( . cx, . pulldown_cmark::Parser::new_with_broken_link_callback( . &doc, . main_body_opts() - Options::ENABLE_SMART_PUNCTUATION, . Some(&mut fake_broken_link_callback), . ) . .into_offset_iter(), -- line 920 ---------------------------------------- -- line 922 ---------------------------------------- . Fragments { . doc: &doc, . fragments: &fragments, . }, . ); . } . . // Same for the allow-by-default `DOC_PARAGRAPHS_MISSING_PUNCTUATION`, which also reparses. 2,079 ( 0.00%) if !clippy_utils::is_lint_allowed(cx, DOC_PARAGRAPHS_MISSING_PUNCTUATION, cx.last_node_with_lint_attrs) { 136,787 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (297x) . doc_paragraphs_missing_punctuation::check( . cx, . &doc, . Fragments { . doc: &doc, . fragments: &fragments, . }, . ); . } . . // NOTE: check_doc uses it own cb function, . // to avoid causing duplicated diagnostics for the broken link checker. 1,485 ( 0.00%) let mut full_fake_broken_link_callback = |bl: BrokenLink<'_>| -> Option<(CowStr<'_>, CowStr<'_>)> { 32 ( 0.00%) broken_link::check(cx, &bl, &doc, &fragments); 4,899 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/doc/broken_link.rs:clippy_lints::doc::broken_link::check (8x) 56 ( 0.00%) Some(("fake".into(), "fake".into())) . }; . . // disable smart punctuation to pick up ['link'] more easily . let opts = main_body_opts() - Options::ENABLE_SMART_PUNCTUATION; . let parser = . pulldown_cmark::Parser::new_with_broken_link_callback(&doc, opts, Some(&mut full_fake_broken_link_callback)); . 5,643 ( 0.00%) Some(check_doc( 3,811,298 ( 0.15%) => site/frontend/rust-clippy/clippy_lints/src/doc/mod.rs:clippy_lints::doc::check_doc::> (297x) . cx, . valid_idents, . parser.into_offset_iter(), . &doc, 1,188 ( 0.00%) Fragments { . doc: &doc, . fragments: &fragments, . }, . attrs, . )) . } . . enum Container { -- line 966 ---------------------------------------- -- line 1053 ---------------------------------------- . . impl CodeTags { . /// Based on . fn parse(lang: &str) -> Self { . let mut tags = Self::default(); . . let mut seen_rust_tags = false; . let mut seen_other_tags = false; 1,632 ( 0.00%) for item in lang.split([',', ' ', '\t']) { . match item.trim() { . "" => {}, . "rust" => { . tags.rust = true; . seen_rust_tags = true; . }, . "ignore" => { . tags.ignore = true; -- line 1069 ---------------------------------------- -- line 1080 ---------------------------------------- . }, . "test_harness" => { . tags.test_harness = true; . seen_rust_tags = !seen_other_tags || seen_rust_tags; . }, . "standalone_crate" => { . seen_rust_tags = !seen_other_tags || seen_rust_tags; . }, 68 ( 0.00%) _ if item.starts_with("ignore-") => seen_rust_tags = true, 340 ( 0.00%) _ if item.starts_with("edition") => {}, . _ => seen_other_tags = true, . } . } . 136 ( 0.00%) tags.rust &= seen_rust_tags || !seen_other_tags; . . tags . } . } . . /// Checks parsed documentation. . /// This walks the "events" (think sections of markdown) produced by `pulldown_cmark`, . /// so lints here will generally access that information. . /// Returns documentation headers -- whether a "Safety", "Errors", "Panic" section was found . #[expect(clippy::too_many_lines, reason = "big match statement")] 3,564 ( 0.00%) fn check_doc<'a, Events: Iterator, Range)>>( . cx: &LateContext<'_>, . valid_idents: &FxHashSet, . events: Events, . doc: &str, . fragments: Fragments<'_>, . attrs: &[Attribute], . ) -> DocHeaders { . // true if a safety header was found . let mut headers = DocHeaders::default(); . let mut code = None; 297 ( 0.00%) let mut in_link = None; . let mut in_heading = false; . let mut in_footnote_definition = false; . let mut ticks_unbalanced = false; . let mut text_to_check: Vec<(CowStr<'_>, Range, isize)> = Vec::new(); . let mut paragraph_range = 0..0; . let mut code_level = 0; . let mut blockquote_level = 0; . let mut collected_breaks: Vec = Vec::new(); . let mut is_first_paragraph = true; . . let mut containers = Vec::new(); . . // Skip collecting text and the per-word scan when `DOC_MARKDOWN` (pedantic) is allowed. 2,079 ( 0.00%) let check_doc_markdown = !clippy_utils::is_lint_allowed(cx, DOC_MARKDOWN, cx.last_node_with_lint_attrs); 138,277 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (297x) . 891 ( 0.00%) let mut events = events.peekable(); 22,869 ( 0.00%) => ???:0x0000000000173dc0 (297x) . 85,577 ( 0.00%) while let Some((event, range)) = events.next() { 65,703 ( 0.00%) match event { . Html(tag) | InlineHtml(tag) => { . if tag.starts_with(" { . blockquote_level -= 1; . containers.pop(); . }, . Start(CodeBlock(ref kind)) => { 136 ( 0.00%) code = Some(match kind { . CodeBlockKind::Indented => CodeTags::default(), 408 ( 0.00%) CodeBlockKind::Fenced(lang) => CodeTags::parse(lang), 748 ( 0.00%) => ???:::deref (68x) . }); . }, 68 ( 0.00%) End(TagEnd::CodeBlock) => code = None, 735 ( 0.00%) Start(Link { dest_url, .. }) => in_link = Some(dest_url), 294 ( 0.00%) End(TagEnd::Link) => in_link = None, . Start(Heading { .. } | Paragraph | Item) => { 1,546 ( 0.00%) if let Start(Heading { .. }) = event { . in_heading = true; . } 1,546 ( 0.00%) if let Start(Item) = event { . let indent = if let Some((next_event, next_range)) = events.peek() { . let next_start = match next_event { . End(TagEnd::Item) => next_range.end, . _ => next_range.start, . }; . if let Some(refdefrange) = looks_like_refdef(doc, range.start..next_start) && . let Some(refdefspan) = fragments.span(cx, refdefrange.clone()) . { -- line 1201 ---------------------------------------- -- line 1211 ---------------------------------------- . "[]", . Applicability::MaybeIncorrect, . ); . diag.help("link definitions are not shown in rendered documentation"); . } . ); . refdefrange.start - range.start . } else { 663 ( 0.00%) let mut start = next_range.start; 663 ( 0.00%) if start > 0 && doc.as_bytes().get(start - 1) == Some(&b'\\') { . // backslashes aren't in the event stream... . start -= 1; . } . . start.saturating_sub(range.start) . } . } else { . 0 . }; . containers.push(Container::List(indent)); . } . ticks_unbalanced = false; . paragraph_range = range; 3,092 ( 0.00%) if is_first_paragraph { 1,480 ( 0.00%) headers.first_paragraph_md_len = doc[paragraph_range.clone()].chars().count(); . } . }, . End(TagEnd::Heading(_) | TagEnd::Paragraph | TagEnd::Item) => { . if is_first_paragraph { . is_first_paragraph = false; . } 3,865 ( 0.00%) if let End(TagEnd::Heading(_)) = event { . in_heading = false; . } 4,638 ( 0.00%) if let End(TagEnd::Item) = event { . containers.pop(); . } 1,546 ( 0.00%) if check_doc_markdown { . if ticks_unbalanced && let Some(span) = fragments.span(cx, paragraph_range.clone()) . .or_else(|| span_of_fragments(fragments.fragments)) { . span_lint_and_help( . cx, . DOC_MARKDOWN, . span, . "backticks are unbalanced", . None, -- line 1256 ---------------------------------------- -- line 1266 ---------------------------------------- . } . } . }, . Start(FootnoteDefinition(..)) => in_footnote_definition = true, . End(TagEnd::FootnoteDefinition) => in_footnote_definition = false, . Start(_) | End(_) // We don't care about other tags . | TaskListMarker(_) | Rule => (), . SoftBreak | HardBreak => { 1,010 ( 0.00%) if is_first_paragraph { 384 ( 0.00%) headers.first_paragraph_text_len += 1; . } 2,020 ( 0.00%) if !containers.is_empty() . && !in_footnote_definition . // Tabs aren't handled correctly vvvv . && !doc[range.clone()].contains('\t') . && let Some((next_event, next_range)) = events.peek() . && !matches!(next_event, End(_)) . { . lazy_continuation::check( . cx, . doc, 53 ( 0.00%) range.end..next_range.start, . &fragments, . &containers[..], . ); . } . . 53 ( 0.00%) if event == HardBreak . && !doc[range.clone()].trim().starts_with('\\') . && let Some(span) = fragments.span(cx, range.clone()) . && !span.from_expansion() . { . collected_breaks.push(span); . } . }, 2,800 ( 0.00%) Code(code) | InlineMath(code) | DisplayMath(code) => { 2,100 ( 0.00%) if is_first_paragraph { 1,128 ( 0.00%) headers.first_paragraph_text_len += code.chars().count(); 3,106 ( 0.00%) => ???:::deref (282x) . } . } 8,860 ( 0.00%) Text(text) => { 4,430 ( 0.00%) if is_first_paragraph { 7,948 ( 0.00%) headers.first_paragraph_text_len += text.chars().count(); 7,579 ( 0.00%) => ???:::deref (689x) . } . paragraph_range.end = range.end; . let range_ = range.clone(); 11,192 ( 0.00%) ticks_unbalanced |= text.contains('`') 24,365 ( 0.00%) => ???:::deref (2,215x) . && code.is_none() . && doc[range.clone()].bytes().enumerate().any(|(i, c)| { . // scan the markdown source code bytes for backquotes that aren't preceded by backslashes . // - use bytes, instead of chars, to avoid utf8 decoding overhead (special chars are ascii) . // - relevant backquotes are within doc[range], but backslashes are not, because they're not . // actually part of the rendered text (pulldown-cmark doesn't emit any events for escapes) . // - if `range_.start + i == 0`, then `range_.start + i - 1 == -1`, and since we're working in . // usize, that would underflow and maybe panic . c == b'`' && (range_.start + i == 0 || doc.as_bytes().get(range_.start + i - 1) != Some(&b'\\')) . }); 4,513 ( 0.00%) if Some(&text) == in_link.as_ref() || ticks_unbalanced { . // Probably a link of the form `` . // Which are represented as a link to "http://example.com" with . // text "http://example.com" by pulldown-cmark . continue; . } 4,428 ( 0.00%) let trimmed_text = text.trim(); 24,354 ( 0.00%) => ???:::deref (2,214x) 4,428 ( 0.00%) headers.safety |= in_heading && trimmed_text == "Safety"; 8 ( 0.00%) headers.safety |= in_heading && trimmed_text == "SAFETY"; . headers.safety |= in_heading && trimmed_text == "Implementation safety"; 2 ( 0.00%) headers.safety |= in_heading && trimmed_text == "Implementation Safety"; 11,766 ( 0.00%) headers.errors |= in_heading && trimmed_text == "Errors"; 6,585 ( 0.00%) headers.panics |= in_heading && trimmed_text == "Panics"; . 4,428 ( 0.00%) if let Some(tags) = code { 408 ( 0.00%) if tags.rust && !tags.compile_fail && !tags.ignore { 272 ( 0.00%) needless_doctest_main::check(cx, &text, range.start, fragments); 748 ( 0.00%) => ???:::deref (68x) . 340 ( 0.00%) if !tags.no_run && !tags.test_harness { 272 ( 0.00%) test_attr_in_doctest::check(cx, &text, range.start, fragments); 748 ( 0.00%) => ???:::deref (68x) . } . } . } else { 2,146 ( 0.00%) if in_link.is_some() { . link_with_quotes::check(cx, trimmed_text, range.clone(), fragments); . } . if let Some(link) = in_link.as_ref() 723 ( 0.00%) && let Ok(url) = Url::parse(link) 891 ( 0.00%) => ???:::deref (81x) 79 ( 0.00%) && (url.scheme() == "https" || url.scheme() == "http") . { . // Don't check the text associated with external URLs . continue; . } 4,134 ( 0.00%) if check_doc_markdown { . text_to_check.push((text, range.clone(), code_level)); . } 22,737 ( 0.00%) doc_suspicious_footnotes::check(cx, doc, range, &fragments, attrs); 597,525 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/doc/doc_suspicious_footnotes.rs:clippy_lints::doc::doc_suspicious_footnotes::check (2,067x) . } 2,135 ( 0.00%) } . FootnoteReference(_) => {} . } 60,860 ( 0.00%) } 18,114 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (975x) 17,504 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (1,627x) . 297 ( 0.00%) doc_comment_double_space_linebreaks::check(cx, &collected_breaks); 4,455 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/doc/doc_comment_double_space_linebreaks.rs:clippy_lints::doc::doc_comment_double_space_linebreaks::check (297x) . . headers 2,376 ( 0.00%) } . . fn looks_like_refdef(doc: &str, range: Range) -> Option> { 442 ( 0.00%) if range.end < range.start { . return None; . } . . let offset = range.start; . let mut iterator = doc.as_bytes()[range].iter().copied().enumerate(); . let mut start = None; . while let Some((i, byte)) = iterator.next() { 2,494 ( 0.00%) match byte { . b'\\' => { . iterator.next(); . }, . b'[' => { . start = Some(i + offset); . }, . b']' if let Some(start) = start . && doc.as_bytes().get(i + offset + 1) == Some(&b':') => -- line 1389 ---------------------------------------- 289,692 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/higher.rs -------------------------------------------------------------------------------- Ir -- line 29 ---------------------------------------- . /// entire `for` loop span . pub span: Span, . /// label . pub label: Option, . } . . impl<'tcx> ForLoop<'tcx> { . /// Parses a desugared `for` loop 266,400 ( 0.01%) pub fn hir(expr: &Expr<'tcx>) -> Option { 88,876 ( 0.00%) if let ExprKind::DropTemps(e) = expr.kind 532 ( 0.00%) && let ExprKind::Match(iterexpr, [arm], MatchSource::ForLoopDesugar) = e.kind 304 ( 0.00%) && let ExprKind::Call(_, [arg]) = iterexpr.kind 608 ( 0.00%) && let ExprKind::Loop(block, label, ..) = arm.body.kind 228 ( 0.00%) && let [stmt] = block.stmts 228 ( 0.00%) && let hir::StmtKind::Expr(e) = stmt.kind 380 ( 0.00%) && let ExprKind::Match(_, [_, some_arm], _) = e.kind 456 ( 0.00%) && let hir::PatKind::Struct(_, [field], _) = some_arm.pat.kind . { 836 ( 0.00%) return Some(Self { 76 ( 0.00%) pat: field.pat, . arg, 76 ( 0.00%) body: some_arm.body, 152 ( 0.00%) loop_id: arm.body.hir_id, 152 ( 0.00%) span: expr.span.ctxt().outer_expn_data().call_site, . label, . }); . } 44,324 ( 0.00%) None 266,400 ( 0.01%) } . } . . /// An `if` expression without `let` . pub struct If<'hir> { . /// `if` condition . pub cond: &'hir Expr<'hir>, . /// `if` then expression . pub then: &'hir Expr<'hir>, -- line 65 ---------------------------------------- -- line 66 ---------------------------------------- . /// `else` expression . pub r#else: Option<&'hir Expr<'hir>>, . } . . impl<'hir> If<'hir> { . #[inline] . /// Parses an `if` expression without `let` . pub const fn hir(expr: &Expr<'hir>) -> Option { 219,467 ( 0.01%) if let ExprKind::If(cond, then, r#else) = expr.kind 5,968 ( 0.00%) && !has_let_expr(cond) 1,533 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::has_let_expr (54x) . { . Some(Self { cond, then, r#else }) . } else { . None . } . } . } . -- line 83 ---------------------------------------- -- line 93 ---------------------------------------- . pub if_else: Option<&'hir Expr<'hir>>, . /// `if let PAT = EXPR` . /// ^^^^^^^^^^^^^^ . pub let_span: Span, . } . . impl<'hir> IfLet<'hir> { . /// Parses an `if let` expression 132,861 ( 0.01%) pub fn hir(cx: &LateContext<'_>, expr: &Expr<'hir>) -> Option { 269,424 ( 0.01%) if let ExprKind::If( . &Expr { . kind: . ExprKind::Let(&hir::LetExpr { 984 ( 0.00%) pat: let_pat, . init: let_expr, 492 ( 0.00%) span: let_span, . .. . }), . .. . }, 492 ( 0.00%) if_then, 492 ( 0.00%) if_else, 1,851 ( 0.00%) ) = expr.kind . { 984 ( 0.00%) let mut iter = cx.tcx.hir_parent_iter(expr.hir_id); 2,154 ( 0.00%) if let Some((_, Node::Block(Block { stmts: [], .. }))) = iter.next() 1,710 ( 0.00%) && let Some(( . _, . Node::Expr(Expr { . kind: ExprKind::Loop(_, _, LoopSource::While, _), . .. . }), 390 ( 0.00%) )) = iter.next() . { . // while loop desugar 150 ( 0.00%) return None; . } 1,668 ( 0.00%) return Some(Self { . let_pat, . let_expr, . if_then, . if_else, . let_span, . }); . } 132,369 ( 0.01%) None 132,861 ( 0.01%) } . } . . /// An `if let` or `match` expression. Useful for lints that trigger on one or the other. . #[derive(Debug)] . pub enum IfLetOrMatch<'hir> { . /// Any `match` expression . Match(&'hir Expr<'hir>, &'hir [Arm<'hir>], MatchSource), . /// scrutinee, pattern, then block, else block -- line 147 ---------------------------------------- -- line 153 ---------------------------------------- . /// `if let PAT = EXPR` . /// ^^^^^^^^^^^^^^ . Span, . ), . } . . impl<'hir> IfLetOrMatch<'hir> { . /// Parses an `if let` or `match` expression 5,565 ( 0.00%) pub fn parse(cx: &LateContext<'_>, expr: &Expr<'hir>) -> Option { 3,710 ( 0.00%) match expr.kind { 40 ( 0.00%) ExprKind::Match(expr, arms, source) => Some(Self::Match(expr, arms, source)), 1,850 ( 0.00%) _ => IfLet::hir(cx, expr).map( 9,250 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (1,850x) . |IfLet { . let_expr, . let_pat, . if_then, . if_else, . let_span, . }| { Self::IfLet(let_expr, let_pat, if_then, if_else, let_span) }, . ), . } 7,420 ( 0.00%) } . . pub fn scrutinee(&self) -> &'hir Expr<'hir> { . match self { . Self::Match(scrutinee, _, _) | Self::IfLet(scrutinee, _, _, _, _) => scrutinee, . } . } . } . -- line 182 ---------------------------------------- -- line 189 ---------------------------------------- . /// `else` expression . pub r#else: Option<&'hir Expr<'hir>>, . } . . impl<'hir> IfOrIfLet<'hir> { . #[inline] . /// Parses an `if` or `if let` expression . pub const fn hir(expr: &Expr<'hir>) -> Option { 366 ( 0.00%) if let ExprKind::If(cond, then, r#else) = expr.kind { . Some(Self { cond, then, r#else }) . } else { . None . } . } . } . . /// Represent a range akin to `ast::ExprKind::Range`. -- line 205 ---------------------------------------- -- line 211 ---------------------------------------- . pub start: Option<&'a Expr<'a>>, . /// The upper bound of the range, or `None` for ranges such as `X..`. . pub end: Option<&'a Expr<'a>>, . pub span: Span, . } . . impl<'a> Range<'a> { . /// Higher a `hir` range to something similar to `ast::ExprKind::Range`. 889,720 ( 0.03%) pub fn hir(cx: &LateContext<'_>, expr: &'a Expr<'_>) -> Option> { 177,944 ( 0.01%) let span = expr.range_span()?; 2,146,824 ( 0.08%) => ???:::range_span (88,972x) 868 ( 0.00%) let (ty, start, end) = match expr.kind { . ExprKind::Call(path, [arg1, arg2]) . if let ExprKind::Path(qpath) = path.kind . && cx.tcx.qpath_is_lang_item(qpath, hir::LangItem::RangeInclusiveNew) => . { . (RangeTy::OpsInclusive, Some(arg1), Some(arg2)) . }, 1,240 ( 0.00%) ExprKind::Struct(&qpath, fields, StructTailExpr::None) => match (cx.tcx.qpath_lang_item(qpath)?, fields) { 15,128 ( 0.00%) => ???:::qpath_lang_item (124x) 192 ( 0.00%) (hir::LangItem::RangeFull, []) => (RangeTy::OpsFull, None, None), 24 ( 0.00%) (hir::LangItem::RangeFrom, [start]) if start.ident.name == sym::start => { 8 ( 0.00%) (RangeTy::OpsFrom, Some(start.expr), None) . }, . (hir::LangItem::RangeFromCopy, [start]) if start.ident.name == sym::start => { . (RangeTy::RangeFrom, Some(start.expr), None) 96 ( 0.00%) }, 36 ( 0.00%) (hir::LangItem::Range, [start, end] | [end, start]) 24 ( 0.00%) if start.ident.name == sym::start && end.ident.name == sym::end => . { 24 ( 0.00%) (RangeTy::OpsRange, Some(start.expr), Some(end.expr)) 12 ( 0.00%) }, . (hir::LangItem::RangeCopy, [start, end] | [end, start]) . if start.ident.name == sym::start && end.ident.name == sym::end => . { . (RangeTy::RangeRange, Some(start.expr), Some(end.expr)) . }, . (hir::LangItem::RangeInclusiveCopy, [start, last] | [last, start]) . if start.ident.name == sym::start && last.ident.name == sym::last => . { . (RangeTy::RangeInclusive, Some(start.expr), Some(last.expr)) . }, . (hir::LangItem::RangeToInclusive, [end]) if end.ident.name == sym::end => { . (RangeTy::OpsToInclusive, None, Some(end.expr)) . }, . (hir::LangItem::RangeToInclusiveCopy, [last]) if last.ident.name == sym::last => { . (RangeTy::RangeToInclusive, None, Some(last.expr)) 8 ( 0.00%) }, 48 ( 0.00%) (hir::LangItem::RangeTo, [end]) if end.ident.name == sym::end => (RangeTy::OpsTo, None, Some(end.expr)), . _ => return None, . }, . _ => return None, . }; . 496 ( 0.00%) Some(Range { ty, start, end, span }) 711,900 ( 0.03%) } . } . . /// A type that can appear as the type of a range expression. . /// . /// This is a component of [`Range`]. . #[derive(Debug, Copy, Clone, Eq, PartialEq)] . pub enum RangeTy { . /// [`core::ops::RangeFrom`] -- line 272 ---------------------------------------- -- line 361 ---------------------------------------- . Repeat(&'a Expr<'a>, &'a Expr<'a>), . /// `vec![a, b, c]` . Vec(&'a [Expr<'a>]), . } . . impl<'a> VecArgs<'a> { . /// Returns the arguments of the `vec!` macro if this expression was expanded . /// from `vec!`. 935,074 ( 0.04%) pub fn hir(cx: &LateContext<'_>, expr: &'a Expr<'_>) -> Option> { 285,443 ( 0.01%) if let ExprKind::Call(fun, args) = expr.kind 36,558 ( 0.00%) && let ExprKind::Path(ref qpath) = fun.kind 109,674 ( 0.00%) && is_expn_of(fun.span, sym::vec).is_some() 3,793,908 ( 0.15%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_expn_of (18,279x) . && let Some(fun_def_id) = cx.qpath_res(qpath, fun.hir_id).opt_def_id() . && let Some(name) = cx.tcx.get_diagnostic_name(fun_def_id) . { . return match (name, args) { . (sym::vec_from_elem, [elem, size]) => { . // `vec![elem; size]` case . Some(VecArgs::Repeat(elem, size)) . }, -- line 380 ---------------------------------------- -- line 381 ---------------------------------------- . (sym::box_assume_init_into_vec_unsafe, [write_box_via_move]) . if let ExprKind::Call(_, [_box, elems]) = write_box_via_move.kind . && let ExprKind::Array(elems) = elems.kind => . { . // `vec![a, b, c]` case . Some(VecArgs::Vec(elems)) . }, . (sym::vec_new, []) => Some(VecArgs::Vec(&[])), 18,279 ( 0.00%) _ => None, . }; . } . 18,279 ( 0.00%) None 935,074 ( 0.04%) } . } . . /// A desugared `while` loop . pub struct While<'hir> { . /// `while` loop condition . pub condition: &'hir Expr<'hir>, . /// `while` loop body . pub body: &'hir Expr<'hir>, -- line 402 ---------------------------------------- -- line 404 ---------------------------------------- . pub span: Span, . pub label: Option, . } . . impl<'hir> While<'hir> { . #[inline] . /// Parses a desugared `while` loop . pub const fn hir(expr: &Expr<'hir>) -> Option { 98 ( 0.00%) if let ExprKind::Loop( . Block { . expr: . Some(Expr { . kind: ExprKind::If(condition, body, _), . .. . }), . .. . }, . label, . LoopSource::While, 14 ( 0.00%) span, 42 ( 0.00%) ) = expr.kind 56 ( 0.00%) && !has_let_expr(condition) 225 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::has_let_expr (14x) . { . return Some(Self { . condition, . body, . span, . label, . }); . } -- line 433 ---------------------------------------- -- line 448 ---------------------------------------- . /// ^^^^^^^^^^^^^^ . pub let_span: Span, . } . . impl<'hir> WhileLet<'hir> { . #[inline] . /// Parses a desugared `while let` loop . pub const fn hir(expr: &Expr<'hir>) -> Option { 188,864 ( 0.01%) if let ExprKind::Loop( . &Block { . expr: . Some(&Expr { . kind: . ExprKind::If( . &Expr { . kind: . ExprKind::Let(&hir::LetExpr { 101 ( 0.00%) pat: let_pat, 50 ( 0.00%) init: let_expr, . span: let_span, . .. . }), . .. . }, 25 ( 0.00%) if_then, . _, . ), . .. . }), . .. . }, 26 ( 0.00%) label, . LoopSource::While, . _, 992 ( 0.00%) ) = expr.kind . { . return Some(Self { . let_pat, . let_expr, . if_then, . label, . let_span, . }); -- line 490 ---------------------------------------- -- line 575 ---------------------------------------- . Default, . /// `Vec::with_capacity(123)` . WithConstCapacity(u128), . /// `Vec::with_capacity(slice.len())` . WithExprCapacity(HirId), . } . . /// Checks if the given expression is an initialization of `Vec` and returns its kind. 3,654 ( 0.00%) pub fn get_vec_init_kind<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> Option { 1,234 ( 0.00%) if let ExprKind::Call(func, args) = expr.kind { 950 ( 0.00%) match func.kind { 15 ( 0.00%) ExprKind::Path(QPath::TypeRelative(ty, name)) 488 ( 0.00%) if cx.typeck_results().node_type(ty.hir_id).is_diag_item(cx, sym::Vec) => 2,501 ( 0.00%) => ???:::node_type (61x) . { 60 ( 0.00%) if name.ident.name == sym::new { . return Some(VecInitKind::New); . } else if name.ident.name == symbol::kw::Default { . return Some(VecInitKind::Default); . } else if name.ident.name == sym::with_capacity { . let arg = args.first()?; 105 ( 0.00%) return match ConstEvalCtxt::new(cx).eval_local(arg, expr.span.ctxt()) { 1,548 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval_local (15x) 840 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::new (15x) . Some(Constant::Int(num)) => Some(VecInitKind::WithConstCapacity(num)), 45 ( 0.00%) _ => Some(VecInitKind::WithExprCapacity(arg.hir_id)), . }; . } . }, . ExprKind::Path(QPath::Resolved(_, path)) 1,677 ( 0.00%) if cx.tcx.is_diagnostic_item(sym::default_fn, path.res.opt_def_id()?) 12,394 ( 0.00%) => ???:::is_diagnostic_item (129x) . && cx.typeck_results().expr_ty(expr).is_diag_item(cx, sym::Vec) => . { . return Some(VecInitKind::Default); . }, . _ => (), . } . } . None 4,698 ( 0.00%) } . . /// Checks that a condition doesn't have a `let` expression, to keep `If` and `While` from accepting . /// `if let` and `while let`. 10,520 ( 0.00%) pub const fn has_let_expr<'tcx>(cond: &'tcx Expr<'tcx>) -> bool { 15,480 ( 0.00%) match &cond.kind { . ExprKind::Let(_) => true, 3,570 ( 0.00%) ExprKind::Binary(_, lhs, rhs) => has_let_expr(lhs) || has_let_expr(rhs), 13,238 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::has_let_expr'2 (604x) . _ => false, . } 10,520 ( 0.00%) } 302,667 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mut_ptr.rs -------------------------------------------------------------------------------- Ir -- line 467 ---------------------------------------- . #[must_use = "returns a new pointer rather than modifying its argument"] . #[rustc_const_stable(feature = "const_ptr_offset", since = "1.61.0")] . #[inline(always)] . pub const fn wrapping_offset(self, count: isize) -> *mut T . where . T: Sized, . { . // SAFETY: the `arith_offset` intrinsic has no prerequisites to be called. 1,040 ( 0.00%) unsafe { intrinsics::arith_offset(self, count) as *mut T } . } . . /// Adds a signed offset in bytes to a pointer using wrapping arithmetic. . /// . /// `count` is in units of **bytes**. . /// . /// This is purely a convenience for casting to a `u8` pointer and . /// using [wrapping_offset][pointer::wrapping_offset] on it. See that method -- line 483 ---------------------------------------- -- line 963 ---------------------------------------- . ( . this: *const () = self as *const (), . count: usize = count, . size: usize = size_of::(), . ) => runtime_add_nowrap(this, count, size) . ); . . // SAFETY: the caller must uphold the safety contract for `offset`. 628,161 ( 0.02%) unsafe { intrinsics::offset(self, count) } . } . . /// Adds an unsigned offset in bytes to a pointer. . /// . /// `count` is in units of bytes. . /// . /// This is purely a convenience for casting to a `u8` pointer and . /// using [add][pointer::add] on it. See that method for documentation -- line 979 ---------------------------------------- -- line 1047 ---------------------------------------- . . if T::IS_ZST { . // Pointer arithmetic does nothing when the pointee is a ZST. . self . } else { . // SAFETY: the caller must uphold the safety contract for `offset`. . // Because the pointee is *not* a ZST, that means that `count` is . // at most `isize::MAX`, and thus the negation cannot overflow. 108,232 ( 0.00%) unsafe { intrinsics::offset(self, intrinsics::unchecked_sub(0, count as isize)) } . } . } . . /// Subtracts an unsigned offset in bytes from a pointer. . /// . /// `count` is in units of bytes. . /// . /// This is purely a convenience for casting to a `u8` pointer and -- line 1063 ---------------------------------------- 98,435 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/duplicate_mod.rs -------------------------------------------------------------------------------- Ir -- line 49 ---------------------------------------- . impl_lint_pass!(DuplicateMod => [DUPLICATE_MOD]); . . struct Modules { . local_path: PathBuf, . spans: Vec, . lint_level_specs: Vec, . } . 2 ( 0.00%) #[derive(Default)] . pub struct DuplicateMod { . /// map from the canonicalized path to `Modules`, `BTreeMap` to make the . /// order deterministic for tests . modules: BTreeMap, . } . . impl EarlyLintPass for DuplicateMod { 9,093 ( 0.00%) fn check_item(&mut self, cx: &EarlyContext<'_>, item: &Item) { 2,706 ( 0.00%) if let ItemKind::Mod(_, _, ModKind::Loaded(_, Inline::No { .. }, mod_spans)) = &item.kind 289 ( 0.00%) && let FileName::Real(real) = cx.sess().source_map().span_to_filename(mod_spans.inner_span) 14,404 ( 0.00%) => ???:::span_to_filename (17x) 34 ( 0.00%) && let Some(local_path) = real.into_local_path() 153 ( 0.00%) && let Ok(absolute_path) = local_path.canonicalize() . { 187 ( 0.00%) let modules = self.modules.entry(absolute_path).or_insert(Modules { 37,416 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/map.rs:>::entry (17x) 3,267 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/map/entry.rs:>::or_insert (17x) 51 ( 0.00%) local_path, . spans: Vec::new(), . lint_level_specs: Vec::new(), . }); 51 ( 0.00%) modules.spans.push(item.span_with_attributes()); 49,524 ( 0.00%) => ???:::span_with_attributes (17x) 102 ( 0.00%) modules.lint_level_specs.push(cx.get_lint_level_spec(DUPLICATE_MOD)); 5,165 ( 0.00%) => ???:::get_lint_level_spec (17x) 17 ( 0.00%) } 10,392 ( 0.00%) } . 7 ( 0.00%) fn check_crate_post(&mut self, cx: &EarlyContext<'_>, _: &Crate) { . for Modules { . local_path, . spans, . lint_level_specs, . } in self.modules.values() . { 34 ( 0.00%) if spans.len() < 2 { . continue; . } . . // At this point the lint would be emitted . assert_eq!(spans.len(), lint_level_specs.len()); . let spans: Vec<_> = spans . .iter() . .zip(lint_level_specs) -- line 96 ---------------------------------------- -- line 119 ---------------------------------------- . cx, . DUPLICATE_MOD, . multi_span, . format!("file is loaded as a module multiple times: `{}`", local_path.display()), . None, . "replace all but one `mod` item with `use` items", . ); . } 8 ( 0.00%) } . } 154 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/large_const_arrays.rs -------------------------------------------------------------------------------- Ir -- line 41 ---------------------------------------- . impl LargeConstArrays { . pub fn new(conf: &'static Conf) -> Self { . Self { . maximum_allowed_size: conf.array_size_threshold, . } . } . . /// Checks recursively checks whether `ty` has an array exceeding allowed size 130 ( 0.00%) fn check_impl<'a>(&self, cx: &LateContext<'a>, ty: Ty<'a>) -> bool { 91 ( 0.00%) match ty.kind() { . ty::Adt(adt_def, args) => adt_def . .all_fields() . .any(|f| self.check_impl(cx, f.ty(cx.tcx, args).skip_norm_wip())), . ty::Array(element_type, cst) => { . let normalized = cx . .tcx . .try_normalize_erasing_regions(cx.typing_env(), Unnormalized::new_wip(*cst)) . .unwrap_or(*cst); -- line 58 ---------------------------------------- -- line 63 ---------------------------------------- . true . } else { . false . } . }, . ty::Tuple(fields) => fields.iter().any(|f| self.check_impl(cx, f)), . _ => false, . } 104 ( 0.00%) } . } . . impl<'tcx> LateLintPass<'tcx> for LargeConstArrays { 10,514 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 3,004 ( 0.00%) if let ItemKind::Const(ident, generics, _, _) = &item.kind . // Since static items may not have generics, skip generic const items. . // FIXME(generic_const_items): I don't think checking `generics.hwcp` suffices as it . // doesn't account for empty where-clauses that only consist of keyword `where` IINM. 52 ( 0.00%) && generics.params.is_empty() && !generics.has_where_clause_predicates 26 ( 0.00%) && !item.span.from_expansion() 39 ( 0.00%) && let ty = cx.tcx.type_of(item.owner_id).instantiate_identity().skip_norm_wip() 52 ( 0.00%) && self.check_impl(cx, ty) 338 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/large_const_arrays.rs:::check_impl (13x) . { . let hi_pos = ident.span.lo() - BytePos::from_usize(1); . let sugg_span = Span::new( . hi_pos - BytePos::from_usize("const".len()), . hi_pos, . item.span.ctxt(), . item.span.parent(), . ); -- line 91 ---------------------------------------- -- line 99 ---------------------------------------- . sugg_span, . "make this a static item", . "static", . Applicability::MachineApplicable, . ); . }, . ); . } 12,016 ( 0.00%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/attrs.rs -------------------------------------------------------------------------------- Ir -- line 8 ---------------------------------------- . use rustc_lexer::TokenKind; . use rustc_lint::LateContext; . use rustc_middle::ty::{AdtDef, TyCtxt}; . use rustc_session::Session; . use rustc_span::{Span, Symbol}; . use std::str::FromStr as _; . . /// Validates a single clippy attribute and emits errors for unknown or deprecated ones. 48,078 ( 0.00%) pub fn check_clippy_attr(sess: &Session, attr: &A) { 1,544 ( 0.00%) if let [clippy, segment2] = &*attr.path() 2 ( 0.00%) && *clippy == sym::clippy . { . let path_span = attr . .path_span() . .expect("Clippy attributes are unparsed and have a span"); . . match *segment2 { . sym::cyclomatic_complexity => { . sess.dcx() -- line 26 ---------------------------------------- -- line 40 ---------------------------------------- . | sym::msrv . | sym::has_significant_drop . | sym::format_args => {}, . _ => { . sess.dcx().span_err(path_span, "usage of unknown attribute"); . }, . } . } 37,394 ( 0.00%) } . . /// Given `attrs`, extract all the instances of a built-in Clippy attribute called `name` . pub fn get_builtin_attr<'a, A: AttributeExt + 'a>(attrs: &'a [A], name: Symbol) -> impl Iterator { . attrs.iter().filter(move |attr| { 216 ( 0.00%) if let [clippy, segment2] = &*attr.path() . && *clippy == sym::clippy . { . if *segment2 == sym::cyclomatic_complexity { . return false; . } . *segment2 == name . } else { . false . } . }) . } . . /// If `attrs` contain exactly one instance of a built-in Clippy attribute called `name`, . /// returns that attribute, and `None` otherwise 1,476 ( 0.00%) pub fn get_unique_builtin_attr<'a, A: AttributeExt>(sess: &'a Session, attrs: &'a [A], name: Symbol) -> Option<&'a A> { . let mut unique_attr: Option<&A> = None; . for attr in get_builtin_attr(attrs, name) { . if let Some(duplicate) = unique_attr { . sess.dcx() . .struct_span_err(attr.span(), format!("`{name}` is defined multiple times")) . .with_span_note(duplicate.span(), "first definition found here") . .emit(); . } else { . unique_attr = Some(attr); . } . } . unique_attr 1,312 ( 0.00%) } . . /// Checks whether `attrs` contain any of `proc_macro`, `proc_macro_derive` or . /// `proc_macro_attribute` . pub fn is_proc_macro(attrs: &[impl AttributeExt]) -> bool { . attrs.iter().any(AttributeExt::is_proc_macro_attr) . } . . /// Checks whether `attrs` contain `#[doc(hidden)]` . pub fn is_doc_hidden(attrs: &[impl AttributeExt]) -> bool { . attrs.iter().any(AttributeExt::is_doc_hidden) . } . . /// Checks whether the given ADT, or any of its fields/variants, are marked as `#[non_exhaustive]` 984 ( 0.00%) pub fn has_non_exhaustive_attr(tcx: TyCtxt<'_>, adt: AdtDef<'_>) -> bool { 246 ( 0.00%) adt.is_variant_list_non_exhaustive() 1,775 ( 0.00%) || find_attr!(tcx, adt.did(), NonExhaustive(..)) 121,779 ( 0.00%) => ???:>::get_attrs (123x) . || adt.variants().iter().any(|variant_def| { 6,680 ( 0.00%) variant_def.is_field_list_non_exhaustive() || find_attr!(tcx, variant_def.def_id, NonExhaustive(..)) 160,252 ( 0.01%) => ???:>::get_attrs (939x) . }) . || adt . .all_fields() 1,772 ( 0.00%) .any(|field_def| find_attr!(tcx, field_def.did, NonExhaustive(..))) 124,056 ( 0.00%) => ???:>::get_attrs (802x) 984 ( 0.00%) } . . /// Checks whether the given span contains a `#[cfg(..)]` attribute 7 ( 0.00%) pub fn span_contains_cfg(cx: &LateContext<'_>, s: Span) -> bool { . s.check_text(cx, |src| { . // PERF: A `#[cfg]` needs a literal `#`, so skip the lexer when the source has none. 4 ( 0.00%) if !src.contains('#') { . return false; . } . . let mut iter = tokenize_with_text(src); . . // Search for the token sequence [`#`, `[`, `cfg`] . while iter.any(|(t, ..)| matches!(t, TokenKind::Pound)) { . let mut iter = iter.by_ref().skip_while(|(t, ..)| { -- line 118 ---------------------------------------- -- line 124 ---------------------------------------- . if matches!(iter.next(), Some((TokenKind::OpenBracket, ..))) . && matches!(iter.next(), Some((TokenKind::Ident, "cfg", _))) . { . return true; . } . } . false . }) 21 ( 0.00%) } . . /// Currently used to keep track of the current value of `#[clippy::cognitive_complexity(N)]` . pub struct LimitStack { . default: u64, . stack: Vec, . } . . impl Drop for LimitStack { -- line 140 ---------------------------------------- -- line 149 ---------------------------------------- . /// Initialize the stack starting with a default value, which usually comes from configuration . pub fn new(limit: u64) -> Self { . Self { . default: limit, . stack: vec![], . } . } . pub fn limit(&self) -> u64 { 771 ( 0.00%) self.stack.last().copied().unwrap_or(self.default) . } . pub fn push_attrs(&mut self, sess: &Session, attrs: &[impl AttributeExt], name: Symbol) { . let stack = &mut self.stack; 250,824 ( 0.01%) parse_attrs(sess, attrs, name, |val| stack.push(val)); 1,307,214 ( 0.05%) => site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::parse_attrs::<::push_attrs::{closure#0}, rustc_hir::hir::Attribute> (62,706x) . } . pub fn pop_attrs(&mut self, sess: &Session, attrs: &[impl AttributeExt], name: Symbol) { . let stack = &mut self.stack; 250,824 ( 0.01%) parse_attrs(sess, attrs, name, |val| { 1,307,813 ( 0.05%) => site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::parse_attrs::<::pop_attrs::{closure#0}, rustc_hir::hir::Attribute> (62,706x) . let popped = stack.pop(); . debug_assert_eq!(popped, Some(val)); . }); . } . } . 1,254,120 ( 0.05%) fn parse_attrs(sess: &Session, attrs: &[impl AttributeExt], name: Symbol, mut f: F) { . for attr in get_builtin_attr(attrs, name) { . let Some(value) = attr.value_str() else { . sess.dcx().span_err(attr.span(), "bad clippy attribute"); . continue; . }; . let Ok(value) = u64::from_str(value.as_str()) else { . sess.dcx().span_err(attr.span(), "not a number"); . continue; . }; . f(value); . } 1,003,296 ( 0.04%) } 62,836 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/needless_arbitrary_self_type.rs -------------------------------------------------------------------------------- Ir -- line 60 ---------------------------------------- . declare_lint_pass!(NeedlessArbitrarySelfType => [NEEDLESS_ARBITRARY_SELF_TYPE]); . . enum Mode { . Ref(Option), . Value, . } . . impl EarlyLintPass for NeedlessArbitrarySelfType { 28,325 ( 0.00%) fn check_param(&mut self, cx: &EarlyContext<'_>, p: &Param) { . // Bail out if the parameter it's not a receiver or was not written by the user 10,623 ( 0.00%) if !p.is_self() || p.span.from_expansion() { . return; . } . 4,488 ( 0.00%) let (path, binding_mode, mutbl) = match &p.ty.kind { . TyKind::Path(None, path) if let PatKind::Ident(BindingMode(ByRef::No, mutbl), _, _) = p.pat.kind => { . (path, Mode::Value, mutbl) . }, . TyKind::Ref(lifetime, mut_ty) 570 ( 0.00%) if let TyKind::Path(None, path) = &mut_ty.ty.kind . && let PatKind::Ident(BindingMode::NONE, _, _) = p.pat.kind => . { . (path, Mode::Ref(*lifetime), mut_ty.mutbl) . }, . _ => return, . }; . . let span = p.span.to(p.ty.span); -- line 87 ---------------------------------------- -- line 116 ---------------------------------------- . let mut sugg = vec![(p.ty.span.with_lo(p.span.hi()), String::new())]; . if !add.is_empty() { . sugg.push((p.span.shrink_to_lo(), add)); . } . diag.multipart_suggestion("remove the type", sugg, applicability); . }, . ); . } 28,325 ( 0.00%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/functions/mod.rs -------------------------------------------------------------------------------- Ir -- line 493 ---------------------------------------- . RESULT_LARGE_ERR, . RESULT_UNIT_ERR, . TOO_MANY_ARGUMENTS, . TOO_MANY_LINES, . ]); . . impl EarlyLintPass for EarlyFunctions { . fn check_fn(&mut self, cx: &EarlyContext<'_>, fn_kind: visit::FnKind<'_>, _: Span, _: ast::NodeId) { 8,490 ( 0.00%) duplicate_underscore_argument::check(cx, fn_kind); 3,473,740 ( 0.14%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/duplicate_underscore_argument.rs:clippy_lints::functions::duplicate_underscore_argument::check (2,830x) . } . } . . pub struct Functions { . too_many_arguments_threshold: u64, . too_many_lines_threshold: u64, . large_error_threshold: u64, . large_error_ignored: DefIdSet, -- line 509 ---------------------------------------- -- line 510 ---------------------------------------- . avoid_breaking_exported_api: bool, . /// A set of resolved `def_id` of traits that are configured to allow . /// function params renaming. . trait_ids: DefIdSet, . msrv: Msrv, . } . . impl Functions { 10 ( 0.00%) pub fn new(tcx: TyCtxt<'_>, conf: &'static Conf) -> Self { 8 ( 0.00%) Self { 2 ( 0.00%) too_many_arguments_threshold: conf.too_many_arguments_threshold, . too_many_lines_threshold: conf.too_many_lines_threshold, 1 ( 0.00%) large_error_threshold: conf.large_error_threshold, . large_error_ignored: conf . .large_error_ignored . .iter() . .flat_map(|ignored_ty| lookup_path_str(tcx, PathNS::Type, ignored_ty)) . .collect(), 1 ( 0.00%) avoid_breaking_exported_api: conf.avoid_breaking_exported_api, . trait_ids: conf . .allow_renamed_params_for . .iter() . .flat_map(|p| lookup_path_str(tcx, PathNS::Type, p)) . .collect(), 2 ( 0.00%) msrv: conf.msrv.into(), . } 9 ( 0.00%) } . } . . impl<'tcx> LateLintPass<'tcx> for Functions { 32,880 ( 0.00%) fn check_fn( . &mut self, . cx: &LateContext<'tcx>, . kind: intravisit::FnKind<'tcx>, . decl: &'tcx hir::FnDecl<'_>, . body: &'tcx hir::Body<'_>, . span: Span, . def_id: LocalDefId, . ) { 2,740 ( 0.00%) let hir_id = cx.tcx.local_def_id_to_hir_id(def_id); 27,400 ( 0.00%) too_many_arguments::check_fn(cx, kind, decl, hir_id, def_id, self.too_many_arguments_threshold); 10,960 ( 0.00%) too_many_lines::check_fn(cx, kind, body, span, def_id, self.too_many_lines_threshold); . not_unsafe_ptr_arg_deref::check_fn(cx, kind, decl, body, def_id); 35,620 ( 0.00%) misnamed_getters::check_fn(cx, kind, decl, body, span); 80,040 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/misnamed_getters.rs:clippy_lints::functions::misnamed_getters::check_fn (2,740x) 22 ( 0.00%) impl_trait_in_params::check_fn(cx, &kind, body, hir_id); 35,620 ( 0.00%) ref_option::check_fn( 644,164 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/ref_option.rs:clippy_lints::functions::ref_option::check_fn (2,740x) . cx, . kind, . decl, . span, . hir_id, . def_id, . body, 5,480 ( 0.00%) self.avoid_breaking_exported_api, . ); 19,180 ( 0.00%) } . . fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::Item<'_>) { 4,506 ( 0.00%) must_use::check_item(cx, item); 462,180 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::check_item (1,502x) 4,506 ( 0.00%) result::check_item( 267,352 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_item (1,502x) . cx, . item, 1,502 ( 0.00%) self.large_error_threshold, 1,502 ( 0.00%) &self.large_error_ignored, 1,502 ( 0.00%) self.msrv, . ); . } . 30,510 ( 0.00%) fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::ImplItem<'_>) { 9,153 ( 0.00%) must_use::check_impl_item(cx, item); 5,940,997 ( 0.23%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::check_impl_item (3,051x) 9,153 ( 0.00%) result::check_impl_item( 1,846,296 ( 0.07%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_impl_item (3,051x) . cx, . item, 3,051 ( 0.00%) self.large_error_threshold, 3,051 ( 0.00%) &self.large_error_ignored, 3,051 ( 0.00%) self.msrv, . ); . impl_trait_in_params::check_impl_item(cx, item); 15,255 ( 0.00%) renamed_function_params::check_impl_item(cx, item, &self.trait_ids); 2,517,011 ( 0.10%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/renamed_function_params.rs:clippy_lints::functions::renamed_function_params::check_impl_item (3,051x) 24,408 ( 0.00%) } . 1,830 ( 0.00%) fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::TraitItem<'_>) { 148 ( 0.00%) too_many_arguments::check_trait_item(cx, item, self.too_many_arguments_threshold); . not_unsafe_ptr_arg_deref::check_trait_item(cx, item); 549 ( 0.00%) must_use::check_trait_item(cx, item); 2,089,514 ( 0.08%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::check_trait_item (183x) 549 ( 0.00%) result::check_trait_item( 1,166,050 ( 0.05%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_trait_item (183x) . cx, . item, 183 ( 0.00%) self.large_error_threshold, 183 ( 0.00%) &self.large_error_ignored, 183 ( 0.00%) self.msrv, . ); 183 ( 0.00%) impl_trait_in_params::check_trait_item(cx, item, self.avoid_breaking_exported_api); 732 ( 0.00%) ref_option::check_trait_item(cx, item, self.avoid_breaking_exported_api); 37,203 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/ref_option.rs:clippy_lints::functions::ref_option::check_trait_item (183x) 1,464 ( 0.00%) } . . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'tcx>) { 222,000 ( 0.01%) result::check_expr(cx, expr, self.large_error_threshold, &self.large_error_ignored); 756,987 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_expr (44,400x) . } . } 38,404 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/chain.rs -------------------------------------------------------------------------------- Ir -- line 29 ---------------------------------------- . // . // Only the "first" iterator is actually set `None` when exhausted, depending on whether you . // iterate forward or backward. If you mix directions, then both sides may be `None`. . a: Option, . b: Option, . } . impl Chain { . pub(in super::super) const fn new(a: A, b: B) -> Chain { 13,685 ( 0.00%) Chain { a: Some(a), b: Some(b) } . } . } . . /// Converts the arguments to iterators and links them together, in a chain. . /// . /// See the documentation of [`Iterator::chain`] for more. . /// . /// # Examples -- line 45 ---------------------------------------- -- line 73 ---------------------------------------- . impl Iterator for Chain . where . A: Iterator, . B: Iterator, . { . type Item = A::Item; . . #[inline] 1,311 ( 0.00%) fn next(&mut self) -> Option { 570 ( 0.00%) and_then_or_clear(&mut self.a, Iterator::next).or_else(|| self.b.as_mut()?.next()) 1,343 ( 0.00%) } . . #[inline] . #[rustc_inherit_overflow_checks] . fn count(self) -> usize { . let a_count = match self.a { . Some(a) => a.count(), . None => 0, . }; . let b_count = match self.b { . Some(b) => b.count(), . None => 0, . }; . a_count + b_count . } . 1,956 ( 0.00%) fn try_fold(&mut self, mut acc: Acc, mut f: F) -> R . where . Self: Sized, . F: FnMut(Acc, Self::Item) -> R, . R: Try, . { 732 ( 0.00%) if let Some(ref mut a) = self.a { . acc = a.try_fold(acc, &mut f)?; 2 ( 0.00%) self.a = None; . } 2 ( 0.00%) if let Some(ref mut b) = self.b { 4 ( 0.00%) acc = b.try_fold(acc, f)?; . // we don't fuse the second iterator . } . try { acc } 2,439 ( 0.00%) } . . fn fold(self, mut acc: Acc, mut f: F) -> Acc . where . F: FnMut(Acc, Self::Item) -> Acc, . { 13,590 ( 0.00%) if let Some(a) = self.a { . acc = a.fold(acc, &mut f); . } 10,450 ( 0.00%) if let Some(b) = self.b { . acc = b.fold(acc, f); . } . acc . } . . #[inline] . fn advance_by(&mut self, mut n: usize) -> Result<(), NonZero> { . if let Some(ref mut a) = self.a { -- line 131 ---------------------------------------- -- line 175 ---------------------------------------- . // Must exhaust a before b. . let a_last = self.a.and_then(Iterator::last); . let b_last = self.b.and_then(Iterator::last); . b_last.or(a_last) . } . . #[inline] . fn size_hint(&self) -> (usize, Option) { 70,971 ( 0.00%) match self { . Chain { a: Some(a), b: Some(b) } => { . let (a_lower, a_upper) = a.size_hint(); 10,450 ( 0.00%) let (b_lower, b_upper) = b.size_hint(); . . let lower = a_lower.saturating_add(b_lower); . . let upper = match (a_upper, b_upper) { . (Some(x), Some(y)) => x.checked_add(y), . _ => None, . }; . -- line 194 ---------------------------------------- -- line 325 ---------------------------------------- . fn default() -> Self { . Chain::new(Default::default(), Default::default()) . } . } . . #[inline] . fn and_then_or_clear(opt: &mut Option, f: impl FnOnce(&mut T) -> Option) -> Option { . let x = f(opt.as_mut()?); 420 ( 0.00%) if x.is_none() { 2,505 ( 0.00%) *opt = None; . } . x . } 18,213 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/box_default.rs -------------------------------------------------------------------------------- Ir -- line 31 ---------------------------------------- . pub BOX_DEFAULT, . style, . "Using Box::new(T::default()) instead of Box::default()" . } . . declare_lint_pass!(BoxDefault => [BOX_DEFAULT]); . . impl LateLintPass<'_> for BoxDefault { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { . // If the expression is a call (`Box::new(...)`) 105,547 ( 0.00%) if let ExprKind::Call(box_new, [arg]) = expr.kind . // And call is of the form `::something` . // Here, it would be `::new` 18,752 ( 0.00%) && let ExprKind::Path(QPath::TypeRelative(ty, seg)) = box_new.kind . // And that method is `new` 290 ( 0.00%) && seg.ident.name == sym::new . // And the call is that of a `Box` method 244 ( 0.00%) && ty.basic_res().is_lang_item(cx, LangItem::OwnedBox) . // And the single argument to the call is another function call . // This is the `T::default()` (or default equivalent) of `Box::new(T::default())` 10 ( 0.00%) && let ExprKind::Call(arg_path, _) = arg.kind . // And we are not in a foreign crate's macro . && !expr.span.in_external_macro(cx.sess().source_map()) . // And the argument expression has the same context as the outer call expression . // or that we are inside a `vec!` macro expansion . && (expr.span.eq_ctxt(arg.span) || is_local_vec_expn(cx, arg, expr)) . // And the argument is `Default::default()` or the type is specified . && (is_plain_default(cx, arg_path) || (given_type(cx, expr) && is_default_equivalent(cx, arg))) . { -- line 59 ---------------------------------------- -- line 62 ---------------------------------------- . BOX_DEFAULT, . expr.span, . "`Box::new(_)` of default value", . "try", . "Box::default()".into(), . Applicability::MachineApplicable, . ); . } 355,200 ( 0.01%) } . } . . fn is_plain_default(cx: &LateContext<'_>, arg_path: &Expr<'_>) -> bool { . // we need to match the actual path so we don't match e.g. "u8::default" . if let ExprKind::Path(QPath::Resolved(None, path)) = &arg_path.kind . && let Res::Def(_, def_id) = path.res . { . // avoid generic parameters -- line 78 ---------------------------------------- 78 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/mod.rs -------------------------------------------------------------------------------- Ir -- line 144 ---------------------------------------- . pub(crate) struct GenericShunt<'a, I, R> { . iter: I, . residual: &'a mut Option, . } . . /// Process the given iterator as if it yielded the item's `Try::Output` . /// type instead. Any `Try::Residual`s encountered will stop the inner iterator . /// and be propagated back to the overall result. 90 ( 0.00%) pub(crate) fn try_process(iter: I, mut f: F) -> ChangeOutputType . where . I: Iterator>, . for<'a> F: FnMut(GenericShunt<'a, I, R>) -> U, . R: Residual, . { . // FIXME(#11084): we might be able to get rid of GenericShunt in favor of . // Iterator::scan, as performance should be comparable . 4,549 ( 0.00%) let mut residual = None; . let shunt = GenericShunt { iter, residual: &mut residual }; . let value = f(shunt); 9,098 ( 0.00%) match residual { . Some(r) => FromResidual::from_residual(r), 13,611 ( 0.00%) None => Try::from_output(value), . } 105 ( 0.00%) } . . impl Iterator for GenericShunt<'_, I, R> . where . I: Iterator>, . { . type Item = ::Output; . 77,880 ( 0.00%) fn next(&mut self) -> Option { . self.try_for_each(ControlFlow::Break).break_value() 70,092 ( 0.00%) } . . fn size_hint(&self) -> (usize, Option) { . if self.residual.is_some() { . (0, Some(0)) . } else { . let (_, upper) = self.iter.size_hint(); . (0, upper) . } -- line 186 ---------------------------------------- -- line 187 ---------------------------------------- . } . . fn try_fold(&mut self, init: B, mut f: F) -> T . where . F: FnMut(B, Self::Item) -> T, . T: Try, . { . self.iter 1 ( 0.00%) .try_fold(init, |acc, x| match Try::branch(x) { . ControlFlow::Continue(x) => ControlFlow::from_try(f(acc, x)), . ControlFlow::Break(r) => { 14 ( 0.00%) *self.residual = Some(r); . ControlFlow::Break(try { acc }) . } . }) . .into_try() . } . . impl_fold_via_try_fold! { fold -> try_fold } . } -- line 206 ---------------------------------------- 16 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/transmute/mod.rs -------------------------------------------------------------------------------- Ir -- line 518 ---------------------------------------- . Sugg::NonParen(format!("{}.{}", outer_sugg.maybe_paren(), first.name).into()), . ) . } else { . (outer_type, outer_sugg) . } . } . } . impl<'tcx> LateLintPass<'tcx> for Transmute { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 105,547 ( 0.00%) if let ExprKind::Call(path_expr, [arg]) = e.kind 31,111 ( 0.00%) && let ExprKind::Path(QPath::Resolved(None, path)) = path_expr.kind . && let Some(def_id) = path.res.opt_def_id() 29,855 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::transmute, def_id) 399,118 ( 0.02%) => ???:::is_diagnostic_item (4,265x) . { . // Avoid suggesting non-const operations in const contexts: . // - from/to bits (https://github.com/rust-lang/rust/issues/73736) . // - dereferencing raw pointers (https://github.com/rust-lang/rust/issues/51911) . // - char conversions (https://github.com/rust-lang/rust/issues/89259) . let const_context = is_in_const_context(cx); . . let (from_ty, from_ty_adjusted) = match cx.typeck_results().expr_adjustments(arg) { -- line 538 ---------------------------------------- -- line 563 ---------------------------------------- . | (unsound_collection_transmute::check(cx, e, from_ty, to_ty) . || transmute_undefined_repr::check(cx, e, from_ty, to_ty)) . | (eager_transmute::check(cx, e, arg, from_ty, to_ty)); . . if !linted { . transmutes_expressible_as_ptr_casts::check(cx, e, from_ty, from_ty_adjusted, to_ty, arg, const_context); . } . } 355,200 ( 0.01%) } . } 8,530 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/sync.rs -------------------------------------------------------------------------------- Ir -- line 2128 ---------------------------------------- . // `ArcInner` structure itself is `Sync` because the inner data is . // `Sync` as well, so we're ok loaning out an immutable pointer to these . // contents. . unsafe { self.ptr.as_ref() } . } . . // Non-inlined part of `drop`. . #[inline(never)] 2 ( 0.00%) unsafe fn drop_slow(&mut self) { . // Drop the weak ref collectively held by all strong references when this . // variable goes out of scope. This ensures that the memory is deallocated . // even if the destructor of `T` panics. . // Take a reference to `self.alloc` instead of cloning because 1. it'll last long . // enough, and 2. you should be able to drop `Arc`s with unclonable allocators 2 ( 0.00%) let _weak = Weak { ptr: self.ptr, alloc: &self.alloc }; . . // Destroy the data at this time, even though we must not free the box . // allocation itself (there might still be weak pointers lying around). . // We cannot use `get_mut_unchecked` here, because `self.alloc` is borrowed. . unsafe { ptr::drop_in_place(&mut (*self.ptr.as_ptr()).data) }; . } . . /// Returns `true` if the two `Arc`s point to the same allocation in a vein similar to -- line 2150 ---------------------------------------- -- line 2424 ---------------------------------------- . // the worst already happened and we actually do overflow the `usize` counter. However, that . // requires the counter to grow from `isize::MAX` to `usize::MAX` between the increment . // above and the `abort` below, which seems exceedingly unlikely. . // . // This is a global invariant, and also applies when using a compare-exchange loop to increment . // counters in other methods. . // Otherwise, the counter could be brought to an almost-overflow using a compare-exchange loop, . // and then overflow using a few `fetch_add`s. 6,586 ( 0.00%) if old_size > MAX_REFCOUNT { . abort(); . } . 13,150 ( 0.00%) unsafe { Self::from_inner_in(self.ptr, self.alloc.clone()) } . } . } . . #[unstable(feature = "ergonomic_clones", issue = "132290")] . impl UseCloned for Arc {} . . #[unstable(feature = "share_trait", issue = "156756")] . impl Share for Arc {} . . #[stable(feature = "rust1", since = "1.0.0")] . impl Deref for Arc { . type Target = T; . . #[inline] . fn deref(&self) -> &T { 335,535 ( 0.01%) &self.inner().data . } . } . . #[unstable(feature = "pin_coerce_unsized_trait", issue = "150112")] . unsafe impl PinCoerceUnsized for Arc {} . . #[unstable(feature = "deref_pure_trait", issue = "87121")] . unsafe impl DerefPure for Arc {} -- line 2460 ---------------------------------------- -- line 2850 ---------------------------------------- . /// drop(foo); // Doesn't print anything . /// drop(foo2); // Prints "dropped!" . /// ``` . #[inline] . fn drop(&mut self) { . // Because `fetch_sub` is already atomic, we do not need to synchronize . // with other threads unless we are going to delete the object. This . // same logic applies to the below `fetch_sub` to the `weak` count. 33,701 ( 0.00%) if self.inner().strong.fetch_sub(1, Release) != 1 { . return; . } . . // This fence is needed to prevent reordering of use of the data and . // deletion of the data. Because it is marked `Release`, the decreasing . // of the reference count synchronizes with this `Acquire` fence. This . // means that use of the data happens before decreasing the reference . // count, which happens before this fence, which happens before the -- line 2866 ---------------------------------------- -- line 2893 ---------------------------------------- . // used by Default::default. . debug_assert!( . !ptr::addr_eq(self.ptr.as_ptr(), &STATIC_INNER_SLICE.inner), . "Arcs backed by a static should never reach a strong count of 0. \ . Likely decrement_strong_count or from_raw were called too many times.", . ); . . unsafe { 6 ( 0.00%) self.drop_slow(); 24,377 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/sync.rs:>>>::drop_slow (1x) 1,137 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/sync.rs:>>>::drop_slow (1x) . } . } . } . . impl Arc { . /// Attempts to downcast the `Arc` to a concrete type. . /// . /// # Examples -- line 2909 ---------------------------------------- -- line 3372 ---------------------------------------- . } . } . . /// Returns `None` when the pointer is dangling and there is no allocated `ArcInner`, . /// (i.e., when this `Weak` was created by `Weak::new`). . #[inline] . fn inner(&self) -> Option> { . let ptr = self.ptr.as_ptr(); 2 ( 0.00%) if is_dangling(ptr) { . None . } else { . // We are careful to *not* create a reference covering the "data" field, as . // the field may be mutated concurrently (for example, if the last `Arc` . // is dropped, the data field will be dropped in-place). . Some(unsafe { WeakInner { strong: &(*ptr).strong, weak: &(*ptr).weak } }) . } . } -- line 3388 ---------------------------------------- -- line 3524 ---------------------------------------- . // the memory orderings . // . // It's not necessary to check for the locked state here, because the . // weak count can only be locked if there was precisely one weak ref, . // meaning that drop could only subsequently run ON that remaining weak . // ref, which can only happen after the lock is released. . let inner = if let Some(inner) = self.inner() { inner } else { return }; . 2 ( 0.00%) if inner.weak.fetch_sub(1, Release) == 1 { . acquire!(inner.weak); . . // Make sure we aren't trying to "deallocate" the shared static for empty slices . // used by Default::default. . debug_assert!( . !ptr::addr_eq(self.ptr.as_ptr(), &STATIC_INNER_SLICE.inner), . "Arc/Weaks backed by a static should never be deallocated. \ . Likely decrement_strong_count or from_raw were called too many times.", -- line 3540 ---------------------------------------- 1,188,347 ( 0.05%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/attrs/duplicated_attributes.rs -------------------------------------------------------------------------------- Ir -- line 11 ---------------------------------------- . fn emit_if_duplicated( . cx: &EarlyContext<'_>, . attr: &MetaItem, . attr_paths: &mut FxHashMap, . complete_path: String, . ) { . match attr_paths.entry(complete_path) { . Entry::Vacant(v) => { 132 ( 0.00%) v.insert(attr.span); 126 ( 0.00%) }, . Entry::Occupied(o) => { . span_lint_and_then(cx, DUPLICATED_ATTRIBUTES, attr.span, "duplicated attribute", |diag| { . diag.span_note(*o.get(), "first defined here"); . diag.span_help(attr.span, "remove this attribute"); . }); . }, . } . } . 17,512 ( 0.00%) fn check_duplicated_attr( . cx: &EarlyContext<'_>, . attr: &MetaItem, . attr_paths: &mut FxHashMap, . parent: &mut Vec, . ) { 3,184 ( 0.00%) if attr.span.from_expansion() { . return; . } 820 ( 0.00%) let attr_path = if let Some(ident) = attr.ident() { 1,002 ( 0.00%) => ???:::ident (112x) 256 ( 0.00%) ident.name . } else { 108 ( 0.00%) Symbol::intern(&path_to_string(&attr.path)) 2,884 ( 0.00%) => ???:rustc_ast_pretty::pprust::path_to_string (2x) . }; 1,408 ( 0.00%) if let Some(ident) = attr.ident() { 1,002 ( 0.00%) => ???:::ident (112x) . let name = ident.name; . if name == sym::doc || name == sym::rustc_on_unimplemented || name == sym::reason { . // FIXME: Would be nice to handle `cfg_attr` as well. Only problem is to check that cfg . // conditions are the same. . // `#[rustc_on_unimplemented]` contains duplicated subattributes, that's expected. . return; . } . } 12 ( 0.00%) if let Some(value) = attr.value_str() { . emit_if_duplicated( . cx, . attr, . attr_paths, 90 ( 0.00%) format!("{}:{attr_path}={value}", parent.iter().join(":")), 48 ( 0.00%) => /home/moon/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/itertools-0.15.0/src/lib.rs: as itertools::Itertools>::join (2x) . ); 564 ( 0.00%) } else if let Some(sub_attrs) = attr.meta_item_list() { 402 ( 0.00%) => ???:::meta_item_list (93x) 15 ( 0.00%) parent.push(attr_path); 45 ( 0.00%) for sub_attr in sub_attrs { . if let Some(meta) = sub_attr.meta_item() { 312 ( 0.00%) check_duplicated_attr(cx, meta, attr_paths, parent); 132,427 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/attrs/duplicated_attributes.rs:clippy_lints::attrs::duplicated_attributes::check_duplicated_attr'2 (52x) . } . } . parent.pop(); . } else { 1,512 ( 0.00%) emit_if_duplicated(cx, attr, attr_paths, format!("{}:{attr_path}", parent.iter().join(":"))); 1,872 ( 0.00%) => /home/moon/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/itertools-0.15.0/src/lib.rs: as itertools::Itertools>::join (78x) . } 12,736 ( 0.00%) } . . pub fn check(cx: &EarlyContext<'_>, attrs: &[Attribute]) { . let mut attr_paths = FxHashMap::default(); . . for attr in attrs { 42,130 ( 0.00%) if let Some(meta) = attr.meta() { 352,019 ( 0.01%) => ???:::meta (5,346x) 7,700 ( 0.00%) check_duplicated_attr(cx, &meta, &mut attr_paths, &mut Vec::new()); 258,332 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/attrs/duplicated_attributes.rs:clippy_lints::attrs::duplicated_attributes::check_duplicated_attr (1,540x) . } . } . } 199 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/iter.rs -------------------------------------------------------------------------------- Ir -- line 34 ---------------------------------------- . #[stable(feature = "rust1", since = "1.0.0")] . impl<'a> Iterator for Chars<'a> { . type Item = char; . . #[inline] . fn next(&mut self) -> Option { . // SAFETY: `str` invariant says `self.iter` is a valid UTF-8 string and . // the resulting `ch` is a valid Unicode Scalar Value. 14 ( 0.00%) unsafe { next_code_point(&mut self.iter).map(|ch| char::from_u32_unchecked(ch)) } 140 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs:core::str::validations::next_code_point::> (14x) . } . . #[inline] . fn count(self) -> usize { . super::count::count_chars(self.as_str()) . } . . #[inline] -- line 50 ---------------------------------------- -- line 79 ---------------------------------------- . if !super::validations::utf8_is_cont_byte(b) { . break; . } . // SAFETY: We just peeked at the byte, therefore it exists . unsafe { self.iter.advance_by(1).unwrap_unchecked() }; . } . } . 664 ( 0.00%) while (remainder > 0) && (self.iter.len() > 0) { . remainder -= 1; 332 ( 0.00%) let b = self.iter.as_slice()[0]; . let slurp = super::validations::utf8_char_width(b); . // SAFETY: utf8 validity requires that the string must contain . // the continuation bytes (if any) . unsafe { self.iter.advance_by(slurp).unwrap_unchecked() }; . } . . NonZero::new(remainder).map_or(Ok(()), Err) . } -- line 97 ---------------------------------------- -- line 181 ---------------------------------------- . #[inline] . fn next(&mut self) -> Option<(usize, char)> { . let pre_len = self.iter.iter.len(); . match self.iter.next() { . None => None, . Some(ch) => { . let index = self.front_offset; . let len = self.iter.iter.len(); 151,632 ( 0.01%) self.front_offset += pre_len - len; . Some((index, ch)) . } . } . } . . #[inline] . fn count(self) -> usize { . self.iter.count() -- line 197 ---------------------------------------- -- line 504 ---------------------------------------- . } . . $(#[$common_stability_attribute])* . impl<'a, P: Pattern> Iterator for $forward_iterator<'a, P> { . type Item = $iterty; . . #[inline] . fn next(&mut self) -> Option<$iterty> { 118 ( 0.00%) self.0.next() 352 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/iter.rs:>::next (4x) . } . } . . $(#[$common_stability_attribute])* . impl<'a, P> Clone for $forward_iterator<'a, P> . where . P: Pattern: Clone>, . { -- line 520 ---------------------------------------- -- line 543 ---------------------------------------- . impl<'a, P> Iterator for $reverse_iterator<'a, P> . where . P: Pattern: ReverseSearcher<'a>>, . { . type Item = $iterty; . . #[inline] . fn next(&mut self) -> Option<$iterty> { 2,203 ( 0.00%) self.0.next_back() 11,001 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/iter.rs:>::next_back (79x) . } . } . . $(#[$common_stability_attribute])* . impl<'a, P> Clone for $reverse_iterator<'a, P> . where . P: Pattern: Clone>, . { -- line 559 ---------------------------------------- -- line 636 ---------------------------------------- . .finish() . } . } . . impl<'a, P: Pattern> SplitInternal<'a, P> { . #[inline] . fn get_end(&mut self) -> Option<&'a str> { . if !self.finished { 277 ( 0.00%) self.finished = true; . 703 ( 0.00%) if self.allow_trailing_empty || self.end - self.start > 0 { . // SAFETY: `self.start` and `self.end` always lie on unicode boundaries. 215 ( 0.00%) let string = unsafe { self.matcher.haystack().get_unchecked(self.start..self.end) }; . return Some(string); . } . } . . None . } . . #[inline] 798 ( 0.00%) fn next(&mut self) -> Option<&'a str> { 3,080 ( 0.00%) if self.finished { . return None; . } . 606 ( 0.00%) let haystack = self.matcher.haystack(); . match self.matcher.next_match() { . // SAFETY: `Searcher` guarantees that `a` and `b` lie on unicode boundaries. . Some((a, b)) => unsafe { 60 ( 0.00%) let elt = haystack.get_unchecked(self.start..a); 298 ( 0.00%) self.start = b; . Some(elt) 51 ( 0.00%) }, 315 ( 0.00%) None => self.get_end(), . } 1,026 ( 0.00%) } . . #[inline] . fn next_inclusive(&mut self) -> Option<&'a str> { 25,060 ( 0.00%) if self.finished { . return None; . } . 120 ( 0.00%) let haystack = self.matcher.haystack(); . match self.matcher.next_match() { . // SAFETY: `Searcher` guarantees that `b` lies on unicode boundary, . // and self.start is either the start of the original string, . // or `b` was assigned to it, so it also lies on unicode boundary. . Some((_, b)) => unsafe { 36 ( 0.00%) let elt = haystack.get_unchecked(self.start..b); 36 ( 0.00%) self.start = b; . Some(elt) 36 ( 0.00%) }, 5,460 ( 0.00%) None => self.get_end(), . } . } . . #[inline] 15,393 ( 0.00%) fn next_back(&mut self) -> Option<&'a str> . where . P::Searcher<'a>: ReverseSearcher<'a>, . { 4,398 ( 0.00%) if self.finished { . return None; . } . 2,282 ( 0.00%) if !self.allow_trailing_empty { . self.allow_trailing_empty = true; . match self.next_back() { . Some(elt) if !elt.is_empty() => return Some(elt), . _ => { . if self.finished { . return None; . } . } . } . } . 3,423 ( 0.00%) let haystack = self.matcher.haystack(); . match self.matcher.next_match_back() { . // SAFETY: `Searcher` guarantees that `a` and `b` lie on unicode boundaries. . Some((a, b)) => unsafe { 83 ( 0.00%) let elt = haystack.get_unchecked(b..self.end); 83 ( 0.00%) self.end = a; . Some(elt) . }, . // SAFETY: `self.start` and `self.end` always lie on unicode boundaries. . None => unsafe { 1,058 ( 0.00%) self.finished = true; 2,116 ( 0.00%) Some(haystack.get_unchecked(self.start..self.end)) . }, . } 17,675 ( 0.00%) } . . #[inline] . fn next_back_inclusive(&mut self) -> Option<&'a str> . where . P::Searcher<'a>: ReverseSearcher<'a>, . { . if self.finished { . return None; -- line 737 ---------------------------------------- -- line 1161 ---------------------------------------- . #[derive(Clone, Debug)] . pub struct Lines<'a>(pub(super) Map, LinesMap>); . . #[stable(feature = "rust1", since = "1.0.0")] . impl<'a> Iterator for Lines<'a> { . type Item = &'a str; . . #[inline] 588 ( 0.00%) fn next(&mut self) -> Option<&'a str> { . self.0.next() 756 ( 0.00%) } . . #[inline] . fn size_hint(&self) -> (usize, Option) { . self.0.size_hint() . } . . #[inline] . fn last(mut self) -> Option<&'a str> { -- line 1179 ---------------------------------------- 35,117 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_main_separator_str.rs -------------------------------------------------------------------------------- Ir -- line 41 ---------------------------------------- . . impl ManualMainSeparatorStr { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl LateLintPass<'_> for ManualMainSeparatorStr { 444,000 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 88,800 ( 0.00%) let (target, _) = peel_hir_expr_refs(expr); 235,802 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::peel_hir_expr_refs (44,400x) 97,782 ( 0.00%) if let ExprKind::MethodCall(path, receiver, &[], _) = target.kind 1,331 ( 0.00%) && path.ident.name == sym::to_string 21 ( 0.00%) && let ExprKind::Path(QPath::Resolved(None, path)) = receiver.kind 6 ( 0.00%) && let Res::Def(DefKind::Const { .. }, receiver_def_id) = path.res . && cx.ty_based_def(target).opt_parent(cx).is_diag_item(cx, sym::ToString) . && cx.tcx.is_diagnostic_item(sym::path_main_separator, receiver_def_id) . && let ty::Ref(_, ty, Mutability::Not) = cx.typeck_results().expr_ty_adjusted(expr).kind() . && ty.is_str() . && self.msrv.meets(cx, msrvs::PATH_MAIN_SEPARATOR_STR) . { . span_lint_and_sugg( . cx, -- line 62 ---------------------------------------- -- line 63 ---------------------------------------- . MANUAL_MAIN_SEPARATOR_STR, . expr.span, . "taking a reference on `std::path::MAIN_SEPARATOR` conversion to `String`", . "replace with", . "std::path::MAIN_SEPARATOR_STR".to_owned(), . Applicability::MachineApplicable, . ); . } 355,200 ( 0.01%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/needless_borrows_for_generic_args.rs -------------------------------------------------------------------------------- Ir -- line 67 ---------------------------------------- . /// be moved. . possible_borrowers: Vec<(LocalDefId, PossibleBorrowerMap<'tcx, 'tcx>)>, . . // `IntoIterator` for arrays requires Rust 1.53. . msrv: Msrv, . } . impl NeedlessBorrowsForGenericArgs<'_> { . pub fn new(conf: &'static Conf) -> Self { 4 ( 0.00%) Self { . possible_borrowers: Vec::new(), . msrv: conf.msrv.into(), . } . } . } . . impl<'tcx> LateLintPass<'tcx> for NeedlessBorrowsForGenericArgs<'tcx> { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 88,800 ( 0.00%) if matches!(expr.kind, ExprKind::AddrOf(..)) 3,446 ( 0.00%) && !expr.span.from_expansion() 1,870 ( 0.00%) && let use_site = get_expr_use_site(cx.tcx, cx.typeck_results(), SyntaxContext::root(), expr) 54,234 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_expr_use_site (170x) 676 ( 0.00%) && use_site.same_ctxt . && !use_site.is_ty_unified 1,344 ( 0.00%) && let use_node = use_site.use_node(cx) 7,968 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:::use_node (168x) 1,175 ( 0.00%) && let Some(DefinedTy::Mir { def_site_def_id: _, ty }) = use_node.defined_ty(cx) 34,369 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:::defined_ty (168x) 350 ( 0.00%) && let ty::Param(param_ty) = *ty.skip_binder().kind() 96 ( 0.00%) && let Some((hir_id, fn_id, i)) = match use_node { . ExprUseNode::MethodArg(_, _, 0) => None, 8 ( 0.00%) ExprUseNode::MethodArg(hir_id, None, i) => cx . .typeck_results() 40 ( 0.00%) .type_dependent_def_id(hir_id) 408 ( 0.00%) => ???:::type_dependent_def_id (8x) . .map(|id| (hir_id, id, i)), . ExprUseNode::FnArg( . &Expr { . kind: ExprKind::Path(ref p), . hir_id, . .. . }, . i, . ) if !path_has_args(p) => match cx.typeck_results().qpath_res(p, hir_id) { . Res::Def(DefKind::Fn | DefKind::Ctor(..) | DefKind::AssocFn, id) => Some((hir_id, id, i)), . _ => None, . }, . _ => None, . } 104 ( 0.00%) && let count = needless_borrow_count( 146,743 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/needless_borrows_for_generic_args.rs:clippy_lints::needless_borrows_for_generic_args::needless_borrow_count (8x) . cx, . &mut self.possible_borrowers, . fn_id, 32 ( 0.00%) cx.typeck_results().node_args(hir_id), 312 ( 0.00%) => ???:::node_args (8x) . i, . param_ty, . expr, . self.msrv, . ) 16 ( 0.00%) && count != 0 . { . span_lint_and_then( . cx, . NEEDLESS_BORROWS_FOR_GENERIC_ARGS, . expr.span, . "the borrowed expression implements the required traits", . |diag| { . let mut app = Applicability::MachineApplicable; . let snip_span = peel_n_hir_expr_refs(expr, count).0.span; . let snip = snippet_with_context(cx, snip_span, expr.span.ctxt(), "..", &mut app).0; . diag.span_suggestion(expr.span, "change this to", snip.into_owned(), app); . }, . ); . } 355,200 ( 0.01%) } . 20,748 ( 0.00%) fn check_body_post(&mut self, cx: &LateContext<'tcx>, body: &Body<'_>) { . if self . .possible_borrowers . .last() . .is_some_and(|&(local_def_id, _)| local_def_id == cx.tcx.hir_body_owner_def_id(body.id())) . { . self.possible_borrowers.pop(); . } 23,712 ( 0.00%) } . } . . fn path_has_args(p: &QPath<'_>) -> bool { . match *p { . QPath::Resolved(_, Path { segments: [.., s], .. }) | QPath::TypeRelative(_, s) => s.args.is_some(), . QPath::Resolved(..) => false, . } . } -- line 154 ---------------------------------------- -- line 159 ---------------------------------------- . /// The following constraints will be checked: . /// * The borrowed expression meets all the generic type's constraints. . /// * The generic type appears only once in the functions signature. . /// * The borrowed value is: . /// - `Copy` itself, or . /// - the only use of a mutable reference, or . /// - not a variable (created by a function call) . #[expect(clippy::too_many_arguments, clippy::too_many_lines)] 104 ( 0.00%) fn needless_borrow_count<'tcx>( . cx: &LateContext<'tcx>, . possible_borrowers: &mut Vec<(LocalDefId, PossibleBorrowerMap<'tcx, 'tcx>)>, . fn_id: DefId, . callee_args: ty::GenericArgsRef<'tcx>, . arg_index: usize, . param_ty: ParamTy, . mut expr: &Expr<'tcx>, . msrv: Msrv, . ) -> usize { 32 ( 0.00%) let destruct_trait_def_id = cx.tcx.lang_items().destruct_trait(); 320 ( 0.00%) => ???:::lang_items (8x) 16 ( 0.00%) let sized_trait_def_id = cx.tcx.lang_items().sized_trait(); 320 ( 0.00%) => ???:::lang_items (8x) 16 ( 0.00%) let meta_sized_trait_def_id = cx.tcx.lang_items().meta_sized_trait(); 320 ( 0.00%) => ???:::lang_items (8x) 16 ( 0.00%) let drop_trait_def_id = cx.tcx.lang_items().drop_trait(); 320 ( 0.00%) => ???:::lang_items (8x) . . let fn_sig = cx . .tcx . .fn_sig(fn_id) . .instantiate_identity() . .skip_norm_wip() . .skip_binder(); . let clauses = cx.tcx.param_env(fn_id).caller_bounds(); . let projection_predicates = clauses . .iter() . .filter_map(|clause| { 160 ( 0.00%) if let ClauseKind::Projection(projection_predicate) = clause.kind().skip_binder() { 560 ( 0.00%) => ???:::kind (40x) . Some(projection_predicate) . } else { . None . } . }) . .collect::>(); . . let mut trait_with_ref_mut_self_method = false; . . // If no traits were found, or only the `Destruct`, `Sized`, or `Any` traits were found, return. . if clauses . .iter() . .filter_map(|clause| { 32 ( 0.00%) if let ClauseKind::Trait(trait_predicate) = clause.kind().skip_binder() 112 ( 0.00%) => ???:::kind (8x) 24 ( 0.00%) && trait_predicate.trait_ref.self_ty() == param_ty.to_ty(cx.tcx) . { . Some(trait_predicate.trait_ref.def_id) . } else { . None . } . }) . .inspect(|trait_def_id| { 8 ( 0.00%) trait_with_ref_mut_self_method |= has_ref_mut_self_method(cx, *trait_def_id); . }) . .all(|trait_def_id| { . Some(trait_def_id) == destruct_trait_def_id . || Some(trait_def_id) == sized_trait_def_id . || Some(trait_def_id) == meta_sized_trait_def_id 32 ( 0.00%) || cx.tcx.is_diagnostic_item(sym::Any, trait_def_id) 432 ( 0.00%) => ???:::is_diagnostic_item (8x) . }) . { . return 0; . } . . // See: . // - https://github.com/rust-lang/rust-clippy/pull/9674#issuecomment-1289294201 . // - https://github.com/rust-lang/rust-clippy/pull/9674#issuecomment-1292225232 -- line 229 ---------------------------------------- -- line 231 ---------------------------------------- . .iter() . .any(|projection_predicate| is_mixed_projection_predicate(cx, fn_id, projection_predicate)) . { . return 0; . } . . // `args_with_referent_ty` can be constructed outside of `check_referent` because the same . // elements are modified each time `check_referent` is called. 8 ( 0.00%) let mut args_with_referent_ty = callee_args.to_vec(); . . let mut check_reference_and_referent = |reference: &Expr<'tcx>, referent: &Expr<'tcx>| { 32 ( 0.00%) if let ExprKind::Field(base, _) = &referent.kind . && let base_ty = cx.typeck_results().expr_ty(base) . && drop_trait_def_id.is_some_and(|id| implements_trait(cx, base_ty, id, &[])) . { . return false; . } . 8 ( 0.00%) let referent_ty = cx.typeck_results().expr_ty(referent); 320 ( 0.00%) => ???:::expr_ty (8x) . 40 ( 0.00%) if !(is_copy(cx, referent_ty) 110,413 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::is_copy (8x) 8 ( 0.00%) || referent_ty.is_ref() && referent_used_exactly_once(cx, possible_borrowers, reference) 24 ( 0.00%) || matches!(referent.kind, ExprKind::Call(..) | ExprKind::MethodCall(..))) . { . return false; . } . . // https://github.com/rust-lang/rust-clippy/pull/9136#pullrequestreview-1037379321 . if trait_with_ref_mut_self_method && !matches!(referent_ty.kind(), ty::Ref(_, _, Mutability::Mut)) { . return false; . } -- line 261 ---------------------------------------- -- line 290 ---------------------------------------- . .skip_norm_wip(); . let obligation = Obligation::new(cx.tcx, ObligationCause::dummy(), cx.param_env, clause); . let infcx = cx.tcx.infer_ctxt().build(cx.typing_mode()); . infcx.predicate_must_hold_modulo_regions(&obligation) . }) . }; . . let mut count = 0; 32 ( 0.00%) while let ExprKind::AddrOf(_, _, referent) = expr.kind { . if !check_reference_and_referent(expr, referent) { . break; . } . expr = referent; . count += 1; . } . count 72 ( 0.00%) } . . fn has_ref_mut_self_method(cx: &LateContext<'_>, trait_def_id: DefId) -> bool { . cx.tcx . .associated_items(trait_def_id) . .in_definition_order() . .any(|assoc_item| { . if assoc_item.is_method() { 24 ( 0.00%) let self_ty = cx . .tcx 16 ( 0.00%) .fn_sig(assoc_item.def_id) . .instantiate_identity() . .skip_norm_wip() . .skip_binder() . .inputs()[0]; 16 ( 0.00%) matches!(self_ty.kind(), ty::Ref(_, _, Mutability::Mut)) . } else { . false . } . }) . } . . fn is_mixed_projection_predicate<'tcx>( . cx: &LateContext<'tcx>, -- line 329 ---------------------------------------- 738 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_type_ir/src/fast_reject.rs -------------------------------------------------------------------------------- Ir -- line 144 ---------------------------------------- . ty::Foreign(def_id) => Some(SimplifiedType::Foreign(def_id.into())), . ty::Error(_) => Some(SimplifiedType::Error), . ty::Bound(..) | ty::Infer(_) => None, . } . } . . impl SimplifiedType { . pub fn def(self) -> Option { 14,570 ( 0.00%) match self { . SimplifiedType::Adt(d) . | SimplifiedType::Foreign(d) . | SimplifiedType::Trait(d) . | SimplifiedType::Closure(d) . | SimplifiedType::Coroutine(d) . | SimplifiedType::CoroutineWitness(d) => Some(d), . _ => None, . } -- line 160 ---------------------------------------- 56,588 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unneeded_struct_pattern.rs -------------------------------------------------------------------------------- Ir -- line 36 ---------------------------------------- . pub UNNEEDED_STRUCT_PATTERN, . style, . "using struct pattern to match against unit variant" . } . . declare_lint_pass!(UnneededStructPattern => [UNNEEDED_STRUCT_PATTERN]); . . impl LateLintPass<'_> for UnneededStructPattern { 104,195 ( 0.00%) fn check_pat(&mut self, cx: &LateContext<'_>, pat: &Pat<'_>) { 29,770 ( 0.00%) if !pat.span.from_expansion() 7,629 ( 0.00%) && let PatKind::Struct(path, [], _) = &pat.kind . && let QPath::Resolved(_, path) = path . && let Res::Def(DefKind::Variant, did) = path.res . { . let enum_did = cx.tcx.parent(did); . let variant = cx.tcx.adt_def(enum_did).variant_with_id(did); . . let has_only_fields_brackets = variant.ctor.is_some() && variant.fields.is_empty(); . let non_exhaustive_activated = variant.field_list_has_applicable_non_exhaustive(); -- line 54 ---------------------------------------- -- line 67 ---------------------------------------- . brackets_span, . "struct pattern is not needed for a unit variant", . "remove the struct pattern", . String::new(), . Applicability::MachineApplicable, . ); . } . } 119,080 ( 0.00%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/casts/cast_lossless.rs -------------------------------------------------------------------------------- Ir -- line 7 ---------------------------------------- . use rustc_errors::Applicability; . use rustc_hir::{Expr, QPath, TyKind}; . use rustc_lint::LateContext; . use rustc_middle::ty::{self, FloatTy, Ty}; . use rustc_span::hygiene; . . use super::{CAST_LOSSLESS, utils}; . 13,792 ( 0.00%) pub(super) fn check( . cx: &LateContext<'_>, . expr: &Expr<'_>, . cast_from_expr: &Expr<'_>, . cast_from: Ty<'_>, . cast_to: Ty<'_>, . cast_to_hir: &rustc_hir::Ty<'_>, . msrv: Msrv, . ) { 22 ( 0.00%) if !should_lint(cx, cast_from, cast_to, msrv) { . return; . } . . // If the `as` is from a macro and the casting type is from macro input, whether it is lossless is . // dependent on the input 1,448 ( 0.00%) if expr.span.from_expansion() && !cast_to_hir.span.eq_ctxt(expr.span) { . return; . } . 2,590 ( 0.00%) span_lint_and_then( 650,105 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_utils::diagnostics::span_lint_and_then:: (370x) . cx, . CAST_LOSSLESS, 370 ( 0.00%) expr.span, 2,220 ( 0.00%) format!("casts from `{cast_from}` to `{cast_to}` can be expressed infallibly using `From`"), 2,220 ( 0.00%) |diag| { . diag.help("an `as` cast can become silently lossy if the types change in the future"); . let mut applicability = Applicability::MachineApplicable; . let from_sugg = Sugg::hir_with_context(cx, cast_from_expr, expr.span.ctxt(), "", &mut applicability); . let Some(ty) = hygiene::walk_chain(cast_to_hir.span, expr.span.ctxt()).get_text(cx) else { . return; . }; . match cast_to_hir.kind { . TyKind::Infer(()) => { -- line 47 ---------------------------------------- -- line 69 ---------------------------------------- . format!("use `{ty}::from` instead"), . format!("{ty}::from({from_sugg})"), . applicability, . ); . }, . } . }, . ); 6,896 ( 0.00%) } . . fn should_lint(cx: &LateContext<'_>, cast_from: Ty<'_>, cast_to: Ty<'_>, msrv: Msrv) -> bool { . // Do not suggest using From in consts/statics until it is valid to do so (see #2267). 2,586 ( 0.00%) if is_in_const_context(cx) { 316,494 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (862x) . return false; . } . 1,766 ( 0.00%) match ( 862 ( 0.00%) utils::int_ty_to_nbits(cx.tcx, cast_from), . utils::int_ty_to_nbits(cx.tcx, cast_to), . ) { . (Some(from_nbits), Some(to_nbits)) => { 1,592 ( 0.00%) let cast_signed_to_unsigned = cast_from.is_signed() && !cast_to.is_signed(); . !is_isize_or_usize(cast_from) 3,583 ( 0.00%) && !is_isize_or_usize(cast_to) . && from_nbits < to_nbits . && !cast_signed_to_unsigned . }, . . (Some(from_nbits), None) => { . // FIXME: handle `f16` and `f128` 128 ( 0.00%) let to_nbits = if let ty::Float(FloatTy::F32) = cast_to.kind() { . 32 . } else { . 64 . }; 16 ( 0.00%) !is_isize_or_usize(cast_from) && from_nbits < to_nbits . }, . (None, Some(_)) if cast_from.is_bool() && msrv.meets(cx, msrvs::FROM_BOOL) => true, 26 ( 0.00%) _ => matches!(cast_from.kind(), ty::Float(FloatTy::F32)) && matches!(cast_to.kind(), ty::Float(FloatTy::F64)), . } . } 3,394 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/needless_else.rs -------------------------------------------------------------------------------- Ir -- line 32 ---------------------------------------- . style, . "empty else branch" . } . . declare_lint_pass!(NeedlessElse => [NEEDLESS_ELSE]); . . impl EarlyLintPass for NeedlessElse { . fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 81,562 ( 0.00%) if let ExprKind::If(_, then_block, Some(else_clause)) = &expr.kind 488 ( 0.00%) && let ExprKind::Block(block, _) = &else_clause.kind 408 ( 0.00%) && !expr.span.from_expansion() 60 ( 0.00%) && !else_clause.span.from_expansion() 60 ( 0.00%) && block.stmts.is_empty() . && let range = (then_block.span.hi()..expr.span.hi()).trim_start(cx) . && range.clone().check_text(cx, |src| { . // Ignore else blocks that contain comments or #[cfg]s . !src.contains(['/', '#']) . }) . { . span_lint_and_sugg( . cx, -- line 52 ---------------------------------------- -- line 53 ---------------------------------------- . NEEDLESS_ELSE, . range.with_ctxt(expr.span.ctxt()), . "this `else` branch is empty", . "you can remove it", . String::new(), . Applicability::MachineApplicable, . ); . } 39,896 ( 0.00%) } . } 3,416 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/validations.rs -------------------------------------------------------------------------------- Ir -- line 3 ---------------------------------------- . use super::Utf8Error; . use crate::intrinsics::const_eval_select; . . /// Returns the initial codepoint accumulator for the first byte. . /// The first byte is special, only want bottom 5 bits for width 2, 4 bits . /// for width 3, and 3 bits for width 4. . #[inline] . const fn utf8_first_byte(byte: u8, width: u32) -> u32 { 8 ( 0.00%) (byte & (0x7F >> width)) as u32 . } . . /// Returns the value of `ch` updated with continuation byte `byte`. . #[inline] . const fn utf8_acc_cont_byte(ch: u32, byte: u8) -> u32 { 16 ( 0.00%) (ch << 6) | (byte & CONT_MASK) as u32 . } . . /// Checks whether the byte is a UTF-8 continuation byte (i.e., starts with the . /// bits `10`). . #[inline] . pub(super) const fn utf8_is_cont_byte(byte: u8) -> bool { . (byte as i8) < -64 . } -- line 25 ---------------------------------------- -- line 29 ---------------------------------------- . /// . /// # Safety . /// . /// `bytes` must produce a valid UTF-8-like (UTF-8 or WTF-8) string . #[unstable(feature = "str_internals", issue = "none")] . #[inline] . pub unsafe fn next_code_point<'a, I: Iterator>(bytes: &mut I) -> Option { . // Decode UTF-8 238,726 ( 0.01%) let x = *bytes.next()?; 527,981 ( 0.02%) if x < 128 { . return Some(x as u32); . } . . // Multibyte case follows . // Decode from a byte combination out of: [[[x y] z] w] . // NOTE: Performance is sensitive to the exact formulation here . let init = utf8_first_byte(x, 2); . // SAFETY: `bytes` produces an UTF-8-like string, . // so the iterator must produce a value here. . let y = unsafe { *bytes.next().unwrap_unchecked() }; . let mut ch = utf8_acc_cont_byte(init, y); 8 ( 0.00%) if x >= 0xE0 { . // [[x y z] w] case . // 5th bit in 0xE0 .. 0xEF is always clear, so `init` is still valid . // SAFETY: `bytes` produces an UTF-8-like string, . // so the iterator must produce a value here. . let z = unsafe { *bytes.next().unwrap_unchecked() }; . let y_z = utf8_acc_cont_byte((y & CONT_MASK) as u32, z); . ch = init << 12 | y_z; 8 ( 0.00%) if x >= 0xF0 { . // [x y z w] case . // use only the lower 3 bits of `init` . // SAFETY: `bytes` produces an UTF-8-like string, . // so the iterator must produce a value here. . let w = unsafe { *bytes.next().unwrap_unchecked() }; . ch = (init & 7) << 18 | utf8_acc_cont_byte(y_z, w); . } . } . . Some(ch) 14 ( 0.00%) } . . /// Reads the last code point out of a byte iterator (assuming a . /// UTF-8-like encoding). . /// . /// # Safety . /// . /// `bytes` must produce a valid UTF-8-like (UTF-8 or WTF-8) string . #[inline] . pub(super) unsafe fn next_code_point_reverse<'a, I>(bytes: &mut I) -> Option . where . I: DoubleEndedIterator, . { . // Decode UTF-8 . let w = match *bytes.next_back()? { 119,753 ( 0.00%) next_byte if next_byte < 128 => return Some(next_byte as u32), . back_byte => back_byte, . }; . . // Multibyte case follows . // Decode from a byte combination out of: [x [y [z w]]] . let mut ch; . // SAFETY: `bytes` produces an UTF-8-like string, . // so the iterator must produce a value here. -- line 92 ---------------------------------------- -- line 271 ---------------------------------------- . 4, 4, 4, 4, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // F . ]; . . /// Given a first byte, determines how many bytes are in this UTF-8 character. . #[unstable(feature = "str_internals", issue = "none")] . #[must_use] . #[inline] . pub const fn utf8_char_width(b: u8) -> usize { 664 ( 0.00%) UTF8_CHAR_WIDTH[b as usize] as usize . } . . /// Mask of the value bits of a continuation byte. . const CONT_MASK: u8 = 0b0011_1111; 334,721 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/vec_init_then_push.rs -------------------------------------------------------------------------------- Ir -- line 147 ---------------------------------------- . s, . Applicability::HasPlaceholders, . ); . } . } . . impl<'tcx> LateLintPass<'tcx> for VecInitThenPush { . fn check_block(&mut self, _: &LateContext<'tcx>, _: &'tcx Block<'tcx>) { 3,904 ( 0.00%) self.searcher = None; . } . 5,481 ( 0.00%) fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) { 2,349 ( 0.00%) if let Some(init_expr) = local.init 4,721 ( 0.00%) && let PatKind::Binding(BindingMode::MUT, id, name, None) = local.pat.kind 441 ( 0.00%) && !local.span.in_external_macro(cx.sess().source_map()) 735 ( 0.00%) && let Some(init) = get_vec_init_kind(cx, init_expr) 7,065 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::get_vec_init_kind (147x) 10 ( 0.00%) && !matches!(init, VecInitKind::WithExprCapacity(_)) . { . self.searcher = Some(VecPushSearcher { . local_id: id, . init, . lhs_is_let: true, . let_ty_span: local.ty.map(|ty| ty.span), . name: name.name, . err_span: local.span, . found: 0, . last_push_expr: init_expr.hir_id, . }); . } 6,264 ( 0.00%) } . . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 133,200 ( 0.01%) if self.searcher.is_none() 54 ( 0.00%) && let ExprKind::Assign(left, right, _) = expr.kind 313 ( 0.00%) && let ExprKind::Path(QPath::Resolved(None, path)) = left.kind 82 ( 0.00%) && let [name] = &path.segments 123 ( 0.00%) && let Res::Local(id) = path.res 328 ( 0.00%) && !expr.span.in_external_macro(cx.sess().source_map()) 9,757 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/lib.rs:::in_external_macro (41x) 205 ( 0.00%) && let Some(init) = get_vec_init_kind(cx, right) 5,740 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::get_vec_init_kind (41x) . && !matches!(init, VecInitKind::WithExprCapacity(_)) . { . self.searcher = Some(VecPushSearcher { . local_id: id, . init, . lhs_is_let: false, . let_ty_span: None, . name: name.ident.name, . err_span: expr.span, . found: 0, . last_push_expr: expr.hir_id, . }); . } 44,400 ( 0.00%) } . . fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) { 4,240 ( 0.00%) if let Some(searcher) = self.searcher.take() { . if let StmtKind::Expr(expr) | StmtKind::Semi(expr) = stmt.kind . && !stmt.span.from_expansion() . && let ExprKind::MethodCall(name, self_arg, [_], _) = expr.kind . && self_arg.res_local_id() == Some(searcher.local_id) . && name.ident.name == sym::push . { . self.searcher = Some(VecPushSearcher { . err_span: searcher.err_span.to(stmt.span), -- line 210 ---------------------------------------- -- line 211 ---------------------------------------- . found: searcher.found + 1, . last_push_expr: expr.hir_id, . ..searcher . }); . } else { . searcher.display_err(cx); . } . } 2,120 ( 0.00%) } . . fn check_block_post(&mut self, cx: &LateContext<'tcx>, _: &'tcx Block<'tcx>) { 7,808 ( 0.00%) if let Some(searcher) = self.searcher.take() { . searcher.display_err(cx); . } . } . } 1,402 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/multiple_bound_locations.rs -------------------------------------------------------------------------------- Ir -- line 33 ---------------------------------------- . pub MULTIPLE_BOUND_LOCATIONS, . style, . "defining generic bounds in multiple locations" . } . . declare_lint_pass!(MultipleBoundLocations => [MULTIPLE_BOUND_LOCATIONS]); . . impl EarlyLintPass for MultipleBoundLocations { 19,810 ( 0.00%) fn check_fn(&mut self, cx: &EarlyContext<'_>, kind: FnKind<'_>, _: Span, _: NodeId) { 8,476 ( 0.00%) if let FnKind::Fn(_, _, Fn { generics, .. }) = kind 2,816 ( 0.00%) && !generics.params.is_empty() 2,230 ( 0.00%) && !generics.where_clause.predicates.is_empty() . { . let mut generic_params_with_bounds = FxHashMap::default(); . . for param in &generics.params { 2,242 ( 0.00%) if !param.bounds.is_empty() { 10 ( 0.00%) generic_params_with_bounds.insert(param.ident.as_str(), param.ident.span); 64 ( 0.00%) => ???:::as_str (2x) . } . } . for clause in &generics.where_clause.predicates { 4,464 ( 0.00%) match &clause.kind { . WherePredicateKind::BoundPredicate(pred) => { 4,464 ( 0.00%) if (!pred.bound_generic_params.is_empty() || !pred.bounds.is_empty()) 11,160 ( 0.00%) && let Some(Some(bound_span)) = pred . .bounded_ty . .span 6,696 ( 0.00%) .with_source_text(cx, |src| generic_params_with_bounds.get(src)) 966,672 ( 0.04%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/source.rs:::with_source_text::, &rustc_lint::context::EarlyContext, ::check_fn::{closure#0}> (2,232x) . { . emit_lint(cx, *bound_span, pred.bounded_ty.span); . } . }, . WherePredicateKind::RegionPredicate(pred) => { . if !pred.bounds.is_empty() . && let Some(bound_span) = generic_params_with_bounds.get(&pred.lifetime.ident.as_str()) . { . emit_lint(cx, *bound_span, pred.lifetime.ident.span); . } . }, . } . } 2,215 ( 0.00%) } 22,640 ( 0.00%) } . } . . fn emit_lint(cx: &EarlyContext<'_>, bound_span: Span, where_span: Span) { . span_lint( . cx, . MULTIPLE_BOUND_LOCATIONS, . vec![bound_span, where_span], . "bound is defined in more than one place", -- line 83 ---------------------------------------- 6,677 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_resolve/src/rustdoc.rs -------------------------------------------------------------------------------- Ir -- line 199 ---------------------------------------- . . pub fn attrs_to_doc_fragments<'a, A: AttributeExt + Clone + 'a>( . attrs: impl Iterator)>, . doc_only: bool, . ) -> (Vec, ThinVec) { . let (min_size, max_size) = attrs.size_hint(); . let size_hint = max_size.unwrap_or(min_size); . let mut doc_fragments = Vec::with_capacity(size_hint); 129,428 ( 0.01%) let mut other_attrs = ThinVec::::with_capacity(if doc_only { 0 } else { size_hint }); . for (attr, item_id) in attrs { . if let Some((doc_str, fragment_kind)) = attr.doc_str_and_fragment_kind() { 10,419 ( 0.00%) let doc = beautify_doc_string(doc_str, fragment_kind.comment_kind()); 378,944 ( 0.01%) => ???:rustc_ast::util::comments::beautify_doc_string (3,473x) 13,892 ( 0.00%) let attr_span = attr.span(); 7,006 ( 0.00%) let (span, from_expansion) = match fragment_kind { . DocFragmentKind::Sugared(_) => (attr_span, attr_span.from_expansion()), . DocFragmentKind::Raw(value_span) => { . (value_span.with_ctxt(attr_span.ctxt()), value_span.from_expansion()) . } . }; . let fragment = . DocFragment { span, doc, kind: fragment_kind, item_id, indent: 0, from_expansion }; . doc_fragments.push(fragment); -- line 220 ---------------------------------------- -- line 221 ---------------------------------------- . } else if !doc_only { . other_attrs.push(attr.clone()); . } . } . . doc_fragments.shrink_to_fit(); . other_attrs.shrink_to_fit(); . 62,692 ( 0.00%) unindent_doc_fragments(&mut doc_fragments); 2,250,865 ( 0.09%) => ???:rustc_resolve::rustdoc::unindent_doc_fragments (62,692x) . 376,152 ( 0.01%) (doc_fragments, other_attrs) . } . . /// Return the doc-comments on this item, grouped by the module they came from. . /// The module can be different if this is a re-export with added documentation. . /// . /// The last newline is not trimmed so the produced strings are reusable between . /// early and late doc link resolution regardless of their position. . pub fn prepare_to_doc_link_resolution( -- line 239 ---------------------------------------- 10,990 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs -------------------------------------------------------------------------------- Ir -- line 12 ---------------------------------------- . Block, Closure, Destination, Expr, ExprKind, HirId, InlineAsm, InlineAsmOperand, Node, Pat, Stmt, StmtKind, . StructTailExpr, . }; . use rustc_lint::LateContext; . use rustc_span::{BytePos, Span}; . use std::iter::once; . use std::ops::ControlFlow; . 260 ( 0.00%) pub(super) fn check<'tcx>( . cx: &LateContext<'tcx>, . block: &Block<'tcx>, . loop_id: HirId, . span: Span, . for_loop: Option<&ForLoop<'_>>, . ) { 156 ( 0.00%) match never_loop_block(cx, block, &mut Vec::new(), loop_id) { 145,564 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_block (26x) . NeverLoopResult::Diverging { . break_spans, . never_spans, . non_obvious_exprs, . } => { . span_lint_and_then(cx, NEVER_LOOP, span, "this loop never actually loops", |diag| { . if let Some(ForLoop { . arg: iterator, -- line 35 ---------------------------------------- -- line 78 ---------------------------------------- . . for span in non_obvious_spans { . diag.span_note(span, "this expression never returns"); . } . }); . }, . NeverLoopResult::MayContinueMainLoop | NeverLoopResult::Normal => (), . } 130 ( 0.00%) } . 18 ( 0.00%) pub(super) fn check_iterator_reduction<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'tcx>, . recv: &'tcx Expr<'tcx>, . closure: &'tcx Closure<'tcx>, . ) { 8 ( 0.00%) let closure_body = cx.tcx.hir_body(closure.body).value; 152 ( 0.00%) => ???:::hir_body (2x) 4 ( 0.00%) let body_ty = cx.typeck_results().expr_ty(closure_body); 80 ( 0.00%) => ???:::expr_ty (2x) 2 ( 0.00%) if body_ty.is_never() && !contains_return(closure_body) { . span_lint_and_then( . cx, . NEVER_LOOP, . expr.span, . "this iterator reduction never loops (closure always diverges)", . |diag| { . let mut app = Applicability::HasPlaceholders; . let recv_snip = snippet_with_context(cx, recv.span, expr.span.ctxt(), "", &mut app).0; . diag.note("if you only need one element, `if let Some(x) = iter.next()` is clearer"); . let sugg = format!("if let Some(x) = {recv_snip}.next() {{ ... }}"); . diag.span_suggestion_verbose(expr.span, "consider this pattern", sugg, app); . }, . ); . } 12 ( 0.00%) } . . fn contains_any_break_or_continue(block: &Block<'_>) -> bool { . for_each_expr_without_closures(block, |e| match e.kind { . ExprKind::Break(..) | ExprKind::Continue(..) => ControlFlow::Break(()), . ExprKind::InlineAsm(asm) if contains_label(asm) => ControlFlow::Break(()), . ExprKind::Loop(..) => ControlFlow::Continue(Descend::No), . _ => ControlFlow::Continue(Descend::Yes), . }) -- line 119 ---------------------------------------- -- line 131 ---------------------------------------- . /// * Has any (reachable) code path hit a `continue` of the main loop? . /// * Is the current code path diverging (that is, the next expression is not reachable) . /// * For each block label `'a` inside the main loop, has any (reachable) code path encountered a . /// `break 'a`? . /// . /// The first two bits of information are in this enum, and the last part is in the . /// `local_labels` variable, which contains a list of `(block_id, reachable)` pairs ordered by . /// scope. 1,503 ( 0.00%) #[derive(Clone, Debug)] . enum NeverLoopResult { . /// A continue may occur for the main loop. . MayContinueMainLoop, . /// We have not encountered any main loop continue, . /// but we are diverging (subsequent control flow is not reachable) . Diverging { . break_spans: Vec, . never_spans: Vec, -- line 147 ---------------------------------------- -- line 158 ---------------------------------------- . NeverLoopResult::Diverging { .. } | NeverLoopResult::Normal => NeverLoopResult::Normal, . NeverLoopResult::MayContinueMainLoop => NeverLoopResult::MayContinueMainLoop, . } . } . . // Combine two results for parts that are called in order. . #[must_use] . fn combine_seq(first: NeverLoopResult, second: impl FnOnce() -> NeverLoopResult) -> NeverLoopResult { 1,603 ( 0.00%) match first { 870 ( 0.00%) NeverLoopResult::Diverging { .. } | NeverLoopResult::MayContinueMainLoop => first, 106 ( 0.00%) NeverLoopResult::Normal => second(), 85,617 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr::{closure#2} (19x) 11,361 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr::{closure#3} (7x) . } 46 ( 0.00%) } 276 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (46x) . . // Combine an iterator of results for parts that are called in order. . #[must_use] . fn combine_seq_many(iter: impl IntoIterator) -> NeverLoopResult { 852 ( 0.00%) for e in iter { 1,107 ( 0.00%) if let NeverLoopResult::Diverging { .. } | NeverLoopResult::MayContinueMainLoop = e { 486 ( 0.00%) return e; . } 17 ( 0.00%) } 6 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (1x) 457 ( 0.00%) NeverLoopResult::Normal . } . . // Combine two results where only one of the part may have been executed. . #[must_use] 1,040 ( 0.00%) fn combine_branches(b1: NeverLoopResult, b2: NeverLoopResult) -> NeverLoopResult { 3,744 ( 0.00%) match (b1, b2) { . (NeverLoopResult::MayContinueMainLoop, _) | (_, NeverLoopResult::MayContinueMainLoop) => { . NeverLoopResult::MayContinueMainLoop . }, . (NeverLoopResult::Normal, _) | (_, NeverLoopResult::Normal) => NeverLoopResult::Normal, . ( . NeverLoopResult::Diverging { . break_spans: mut break_spans1, . never_spans: mut never_spans1, -- line 194 ---------------------------------------- -- line 204 ---------------------------------------- . never_spans1.append(&mut never_spans2); . non_obvious_exprs1.append(&mut non_obvious_exprs2); . NeverLoopResult::Diverging { . break_spans: break_spans1, . never_spans: never_spans1, . non_obvious_exprs: non_obvious_exprs1, . } . }, 520 ( 0.00%) } 832 ( 0.00%) } . 1,053 ( 0.00%) fn never_loop_block<'tcx>( . cx: &LateContext<'tcx>, . block: &Block<'tcx>, . local_labels: &mut Vec<(HirId, bool)>, . main_loop_id: HirId, . ) -> NeverLoopResult { 162 ( 0.00%) let iter = block . .stmts . .iter() . .filter_map(stmt_to_expr) 648 ( 0.00%) .chain(block.expr.map(|expr| (expr, None))); . combine_seq_many(iter.map(|(e, els)| { 576 ( 0.00%) let e = never_loop_expr(cx, e, local_labels, main_loop_id); 142,641 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr (28x) . // els is an else block in a let...else binding 480 ( 0.00%) els.map_or(e.clone(), |els| { . combine_seq(e, || match never_loop_block(cx, els, local_labels, main_loop_id) { . // Returning MayContinueMainLoop here means that . // we will not evaluate the rest of the body . NeverLoopResult::MayContinueMainLoop => NeverLoopResult::MayContinueMainLoop, . // An else block always diverges, so the Normal case should not happen, . // but the analysis is approximate so it might return Normal anyway. . // Returning Normal here says that nothing more happens on the main path . NeverLoopResult::Diverging { .. } | NeverLoopResult::Normal => NeverLoopResult::Normal, . }) . }) . })) 648 ( 0.00%) } . . fn stmt_to_expr<'tcx>(stmt: &Stmt<'tcx>) -> Option<(&'tcx Expr<'tcx>, Option<&'tcx Block<'tcx>>)> { 335 ( 0.00%) match stmt.kind { . StmtKind::Semi(e) | StmtKind::Expr(e) => Some((e, None)), . // add the let...else expression (if present) 10 ( 0.00%) StmtKind::Let(local) => local.init.map(|init| (init, local.els)), . StmtKind::Item(..) => None, . } . } . 98 ( 0.00%) fn stmt_source_span(stmt: &Stmt<'_>) -> Span { 98 ( 0.00%) let call_span = stmt.span.source_callsite(); 1,680 ( 0.00%) => ???:::source_callsite (14x) . // if it is a macro call, the span will be missing the trailing semicolon . if stmt.span == call_span { . return call_span; . } . . // An expression without a trailing semi-colon (must have unit type). . if let StmtKind::Expr(..) = stmt.kind { . return call_span; . } . . call_span.with_hi(call_span.hi() + BytePos(1)) 182 ( 0.00%) } . . /// Returns a Vec of all the individual spans after the highlighted expression in a block 126 ( 0.00%) fn all_spans_after_expr(cx: &LateContext<'_>, expr: &Expr<'_>) -> Vec { 126 ( 0.00%) if let Node::Stmt(stmt) = cx.tcx.parent_hir_node(expr.hir_id) { 1,512 ( 0.00%) => ???:::parent_hir_node (14x) 112 ( 0.00%) if let Node::Block(block) = cx.tcx.parent_hir_node(stmt.hir_id) { 1,512 ( 0.00%) => ???:::parent_hir_node (14x) 28 ( 0.00%) return block . .stmts . .iter() . .skip_while(|inner| inner.hir_id != stmt.hir_id) . .map(stmt_source_span) 14 ( 0.00%) .chain(block.expr.map(|e| e.span)) . .collect(); . } . . return vec![stmt.span]; . } else if let Node::Block(_) = cx.tcx.parent_hir_node(expr.hir_id) { . return vec![expr.span]; . } . . vec![] 98 ( 0.00%) } . . fn is_label_for_block(cx: &LateContext<'_>, dest: &Destination) -> bool { . dest.target_id 42 ( 0.00%) .is_ok_and(|hir_id| matches!(cx.tcx.hir_node(hir_id), Node::Block(_))) 868 ( 0.00%) => ???:::hir_node (14x) . } . . #[expect(clippy::too_many_lines)] 9,465 ( 0.00%) fn never_loop_expr<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'tcx>, . local_labels: &mut Vec<(HirId, bool)>, . main_loop_id: HirId, . ) -> NeverLoopResult { 3,155 ( 0.00%) let result = match expr.kind { . ExprKind::Unary(_, e) . | ExprKind::Cast(e, _) . | ExprKind::Type(e, _) . | ExprKind::Field(e, _) . | ExprKind::AddrOf(_, _, e) . | ExprKind::Repeat(e, _) . | ExprKind::DropTemps(e) . | ExprKind::UnsafeBinderCast(_, e, _) => never_loop_expr(cx, e, local_labels, main_loop_id), 48 ( 0.00%) ExprKind::Let(let_expr) => never_loop_expr(cx, let_expr.init, local_labels, main_loop_id), 4 ( 0.00%) ExprKind::Array(es) | ExprKind::Tup(es) => never_loop_expr_all(cx, es.iter(), local_labels, main_loop_id), . ExprKind::Use(expr, _) => never_loop_expr(cx, expr, local_labels, main_loop_id), 168 ( 0.00%) ExprKind::MethodCall(_, receiver, es, _) => { . never_loop_expr_all(cx, once(receiver).chain(es.iter()), local_labels, main_loop_id) . }, 3 ( 0.00%) ExprKind::Struct(_, fields, base) => { . let fields = never_loop_expr_all(cx, fields.iter().map(|f| f.expr), local_labels, main_loop_id); 4 ( 0.00%) if let StructTailExpr::Base(base) = base { . combine_seq(fields, || never_loop_expr(cx, base, local_labels, main_loop_id)) . } else { 11 ( 0.00%) fields . } . }, 222 ( 0.00%) ExprKind::Call(e, es) => never_loop_expr_all(cx, once(e).chain(es.iter()), local_labels, main_loop_id), 12 ( 0.00%) ExprKind::Binary(op, e1, _) if matches!(op.node, BinOpKind::And | BinOpKind::Or) => { . never_loop_expr(cx, e1, local_labels, main_loop_id) . }, . ExprKind::Binary(_, e1, e2) . | ExprKind::Assign(e1, e2, _) . | ExprKind::AssignOp(_, e1, e2) . | ExprKind::Index(e1, e2, _) => never_loop_expr_all(cx, [e1, e2].iter().copied(), local_labels, main_loop_id), . ExprKind::Loop(b, _, _, _) => { . // We don't attempt to track reachability after a loop, . // just assume there may have been a break somewhere . absorb_break(&never_loop_block(cx, b, local_labels, main_loop_id)) . }, 140 ( 0.00%) ExprKind::If(e, e2, e3) => { 140 ( 0.00%) let e1 = never_loop_expr(cx, e, local_labels, main_loop_id); 32,125 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (19x) 448 ( 0.00%) combine_seq(e1, || { 280 ( 0.00%) let e2 = never_loop_expr(cx, e2, local_labels, main_loop_id); 59,801 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (19x) 84 ( 0.00%) let e3 = e3.as_ref().map_or(NeverLoopResult::Normal, |e| { 98 ( 0.00%) never_loop_expr(cx, e, local_labels, main_loop_id) 23,128 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (14x) . }); 56 ( 0.00%) combine_branches(e2, e3) 1,865 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::combine_branches (19x) 196 ( 0.00%) }) . }, 78 ( 0.00%) ExprKind::Match(e, arms, _) => { 195 ( 0.00%) let e = never_loop_expr(cx, e, local_labels, main_loop_id); 4,954 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (7x) 468 ( 0.00%) combine_seq(e, || { 39 ( 0.00%) arms.iter().fold( . NeverLoopResult::Diverging { . break_spans: vec![], . never_spans: vec![], . non_obvious_exprs: vec![], . }, 1,407 ( 0.00%) |a, b| combine_branches(a, never_loop_expr(cx, b.body, local_labels, main_loop_id)), 74,768 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (56x) 3,699 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::combine_branches (56x) . ) 312 ( 0.00%) }) . }, 55 ( 0.00%) ExprKind::Block(b, _) => { 110 ( 0.00%) if b.targeted_by_break { . local_labels.push((b.hir_id, false)); . } 330 ( 0.00%) let ret = never_loop_block(cx, b, local_labels, main_loop_id); 3,134 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_block'2 (1x) 110 ( 0.00%) let jumped_to = b.targeted_by_break && local_labels.pop().unwrap().1; . match ret { . NeverLoopResult::Diverging { .. } if jumped_to => NeverLoopResult::Normal, . _ => ret, . } . }, . ExprKind::Continue(d) => { . let id = d . .target_id -- line 372 ---------------------------------------- -- line 376 ---------------------------------------- . } else { . NeverLoopResult::Diverging { . break_spans: all_spans_after_expr(cx, expr), . never_spans: vec![], . non_obvious_exprs: vec![], . } . } . }, 46 ( 0.00%) ExprKind::Ret(e) => { 46 ( 0.00%) let first = e.as_ref().map_or(NeverLoopResult::Normal, |e| { 184 ( 0.00%) never_loop_expr(cx, e, local_labels, main_loop_id) 21,250 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (46x) . }); . combine_seq(first, || { . // checks if break targets a block instead of a loop . mark_block_as_reachable(expr, local_labels); 414 ( 0.00%) NeverLoopResult::Diverging { . break_spans: vec![], . never_spans: vec![], . non_obvious_exprs: vec![], . } . }) . }, 42 ( 0.00%) ExprKind::Break(dest, e) => { 14 ( 0.00%) let first = e.as_ref().map_or(NeverLoopResult::Normal, |e| { . never_loop_expr(cx, e, local_labels, main_loop_id) . }); . combine_seq(first, || { . // checks if break targets a block instead of a loop . mark_block_as_reachable(expr, local_labels); 182 ( 0.00%) NeverLoopResult::Diverging { 14 ( 0.00%) break_spans: if is_label_for_block(cx, &dest) { . vec![] . } else { 56 ( 0.00%) all_spans_after_expr(cx, expr) 7,602 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::all_spans_after_expr (14x) . }, . never_spans: vec![], . non_obvious_exprs: vec![], . } . }) . }, . ExprKind::Become(e) => combine_seq(never_loop_expr(cx, e, local_labels, main_loop_id), || { . NeverLoopResult::Diverging { -- line 417 ---------------------------------------- -- line 447 ---------------------------------------- . }, . })), . ExprKind::OffsetOf(_, _) . | ExprKind::Yield(_, _) . | ExprKind::Closure { .. } . | ExprKind::Path(_) . | ExprKind::ConstBlock(_) . | ExprKind::Lit(_) 266 ( 0.00%) | ExprKind::Err(_) => NeverLoopResult::Normal, . }; . 1,175 ( 0.00%) let result = combine_seq(result, || { 1,632 ( 0.00%) if cx.typeck_results().expr_ty(expr).is_never() { 1,144 ( 0.00%) => ???:::expr_ty (28x) . NeverLoopResult::Diverging { . break_spans: vec![], . never_spans: all_spans_after_expr(cx, expr), . non_obvious_exprs: vec![expr.hir_id], . } . } else { 1,088 ( 0.00%) NeverLoopResult::Normal . } . }); 1,893 ( 0.00%) if let NeverLoopResult::Diverging { .. } = result . && let Some(macro_call) = root_macro_call_first_node(cx, expr) . && let Some(sym::todo_macro) = cx.tcx.get_diagnostic_name(macro_call.def_id) . { . // We return MayContinueMainLoop here because we treat `todo!()` . // as potentially containing any code, including a continue of the main loop. . // This effectively silences the lint whenever a loop contains this macro anywhere. . NeverLoopResult::MayContinueMainLoop . } else { 6,310 ( 0.00%) result . } 5,048 ( 0.00%) } . . fn never_loop_expr_all<'tcx, T: Iterator>>( . cx: &LateContext<'tcx>, . es: T, . local_labels: &mut Vec<(HirId, bool)>, . main_loop_id: HirId, . ) -> NeverLoopResult { 1,634 ( 0.00%) combine_seq_many(es.map(|e| never_loop_expr(cx, e, local_labels, main_loop_id))) 1,753 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (2x) . } . . fn for_to_if_let_sugg(cx: &LateContext<'_>, iterator: &Expr<'_>, pat: &Pat<'_>) -> String { . let pat_snippet = snippet(cx, pat.span, "_"); . let iter_snippet = make_iterator_snippet(cx, iterator, &mut Applicability::Unspecified); . . format!("if let Some({pat_snippet}) = {iter_snippet}.next()") . } . . fn mark_block_as_reachable(expr: &Expr<'_>, local_labels: &mut [(HirId, bool)]) { 28 ( 0.00%) if let ExprKind::Break(Destination { target_id: Ok(t), .. }, _) = expr.kind . && let Some((_, reachable)) = local_labels.iter_mut().find(|(label, _)| *label == t) . { . *reachable = true; . } . } . . fn find_non_obvious_spans<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'tcx>) -> Vec { . let mut spans = vec![]; -- line 507 ---------------------------------------- 4,045 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/single_range_in_vec_init.rs -------------------------------------------------------------------------------- Ir -- line 65 ---------------------------------------- . } else { . write!(f, "an array") . } . } . } . . impl LateLintPass<'_> for SingleRangeInVecInit { . #[expect(clippy::too_many_lines)] 399,600 ( 0.02%) fn check_expr<'tcx>(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { . // inner_expr: `vec![0..200]` or `[0..200]` . // ^^^^^^ ^^^^^^^ . // span: `vec![0..200]` or `[0..200]` . // ^^^^^^^^^^^^ ^^^^^^^^ . // suggested_type: What to print, "an array" or "a `Vec`" 88,995 ( 0.00%) let (inner_expr, span, suggested_type) = if let ExprKind::Array([inner_expr]) = expr.kind 58 ( 0.00%) && !expr.span.from_expansion() . { 2 ( 0.00%) (inner_expr, expr.span, SuggestedType::Array) 573 ( 0.00%) } else if let Some(macro_call) = root_macro_call_first_node(cx, expr) 955 ( 0.00%) && let Some(VecArgs::Vec([expr])) = VecArgs::hir(cx, expr) 3,751 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (191x) . { . (expr, macro_call.span, SuggestedType::Vec) . } else { . return; . }; . 12 ( 0.00%) let Some(range) = Range::hir(cx, inner_expr) else { 90 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (2x) . return; . }; . . let Some(snippet) = span.get_text(cx) else { . return; . }; . // `is_from_proc_macro` will skip any `vec![]`. Let's not! . if !snippet.starts_with(suggested_type.starts_with()) || !snippet.ends_with(suggested_type.ends_with()) { -- line 99 ---------------------------------------- -- line 188 ---------------------------------------- . format!("if you wanted {suggested_type} of len {end_snippet}, try"), . format!("{start_snippet}; {end_snippet}"), . applicability, . ); . } . } . }, . ); 355,200 ( 0.01%) } . } 195 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/large_include_file.rs -------------------------------------------------------------------------------- Ir -- line 42 ---------------------------------------- . . pub struct LargeIncludeFile { . max_file_size: u64, . } . . impl LargeIncludeFile { . pub fn new(conf: &'static Conf) -> Self { . Self { 1 ( 0.00%) max_file_size: conf.max_include_file_size, . } . } . } . . impl LateLintPass<'_> for LargeIncludeFile { . fn check_expr(&mut self, cx: &LateContext<'_>, expr: &'_ Expr<'_>) { . if let ExprKind::Lit(lit) = &expr.kind . && let len = match &lit.node { -- line 58 ---------------------------------------- -- line 80 ---------------------------------------- . )); . }, . ); . } . } . } . . impl EarlyLintPass for LargeIncludeFile { 53,420 ( 0.00%) fn check_attribute(&mut self, cx: &EarlyContext<'_>, attr: &Attribute) { 16,024 ( 0.00%) if !attr.span.from_expansion() . // Currently, rustc limits the usage of macro at the top-level of attributes, . // so we don't need to recurse into each level. . && let AttrKind::Normal(ref normal) = attr.kind 448 ( 0.00%) && let Some(doc) = attr.doc_str() 1,706 ( 0.00%) => ???:::doc_str (112x) . && doc.as_str().len() as u64 > self.max_file_size . && let AttrArgs::Eq { expr: meta, .. } = &normal.item.args . && !attr.span.contains(meta.span) . // Since the `include_str` is already expanded at this point, we can only take the . // whole attribute snippet and then modify for our suggestion. . && let Some(snippet) = snippet_opt(cx, attr.span) . // We cannot remove this because a `#[doc = include_str!("...")]` attribute can . // occupy several lines. -- line 101 ---------------------------------------- -- line 118 ---------------------------------------- . |diag| { . diag.note(format!( . "the configuration allows a maximum size of {} bytes", . self.max_file_size . )); . }, . ); . } 42,736 ( 0.00%) } . } 7,264 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_ignore_case_cmp.rs -------------------------------------------------------------------------------- Ir -- line 41 ---------------------------------------- . . declare_lint_pass!(ManualIgnoreCaseCmp => [MANUAL_IGNORE_CASE_CMP]); . . enum MatchType<'a> { . ToAscii(bool, Ty<'a>), . Literal(LitKind), . } . 280 ( 0.00%) fn get_ascii_type<'a>(cx: &LateContext<'a>, kind: rustc_hir::ExprKind<'_>) -> Option<(Span, MatchType<'a>)> { 175 ( 0.00%) if let MethodCall(path, expr, _, _) = kind { . let is_lower = match path.ident.name { . sym::to_ascii_lowercase => true, . sym::to_ascii_uppercase => false, . _ => return None, . }; . let ty_raw = cx.typeck_results().expr_ty(expr); . let ty = ty_raw.peel_refs(); . if needs_ref_to_cmp(cx, ty) -- line 58 ---------------------------------------- -- line 61 ---------------------------------------- . || matches!(ty.opt_diag_name(cx), Some(sym::OsStr | sym::OsString)) . { . return Some((expr.span, ToAscii(is_lower, ty_raw))); . } . } else if let Lit(expr) = kind { . return Some((expr.span, Literal(expr.node))); . } . None 280 ( 0.00%) } . . /// Returns true if the type needs to be dereferenced to be compared . fn needs_ref_to_cmp(cx: &LateContext<'_>, ty: Ty<'_>) -> bool { . ty.is_char() . || *ty.kind() == ty::Uint(UintTy::U8) . || ty.is_diag_item(cx, sym::Vec) . || ty.is_lang_item(cx, LangItem::String) . } . . impl LateLintPass<'_> for ManualIgnoreCaseCmp { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &'_ Expr<'_>) { . // check if expression represents a comparison of two strings . // using .to_ascii_lowercase() or .to_ascii_uppercase() methods, . // or one of the sides is a literal . // Offer to replace it with .eq_ignore_ascii_case() method 88,800 ( 0.00%) if let Binary(op, left, right) = &expr.kind 1,178 ( 0.00%) && (op.node == BinOpKind::Eq || op.node == BinOpKind::Ne) 595 ( 0.00%) && let Some((left_span, left_val)) = get_ascii_type(cx, left.kind) 805 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_ignore_case_cmp.rs:clippy_lints::manual_ignore_case_cmp::get_ascii_type (35x) . && let Some((right_span, right_val)) = get_ascii_type(cx, right.kind) . && match (&left_val, &right_val) { . (ToAscii(l_lower, ..), ToAscii(r_lower, ..)) if l_lower == r_lower => true, . (ToAscii(..), Literal(..)) | (Literal(..), ToAscii(..)) => true, . _ => false, . } . { . let deref = match right_val { -- line 95 ---------------------------------------- -- line 117 ---------------------------------------- . expr.span, . "consider using `.eq_ignore_ascii_case()` instead", . format!("{neg}{left_snip}.eq_ignore_ascii_case({deref}{right_snip})"), . app, . ); . }, . ); . } 355,200 ( 0.01%) } . } 521 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/strings.rs -------------------------------------------------------------------------------- Ir -- line 278 ---------------------------------------- . } . } . } . . // Max length a b"foo" string can take . const MAX_LENGTH_BYTE_STRING_LIT: usize = 32; . . impl<'tcx> LateLintPass<'tcx> for StringLitAsBytes { 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { . use rustc_ast::LitKind; . 359,771 ( 0.01%) if let ExprKind::Call(fun, [bytes_arg]) = e.kind . // Find `std::str::converts::from_utf8` or `std::primitive::str::from_utf8` 13,713 ( 0.00%) && let Some(sym::str_from_utf8 | sym::str_inherent_from_utf8) = 4,571 ( 0.00%) fun.res(cx).opt_diag_name(cx) . . // Find string::as_bytes 28 ( 0.00%) && let ExprKind::AddrOf(BorrowKind::Ref, _, args) = bytes_arg.kind . && let ExprKind::Index(left, right, _) = args.kind . && let (method_names, expressions, _) = method_calls(left, 1) . && method_names == [sym::as_bytes] . && expressions.len() == 1 . && expressions[0].1.is_empty() . . // Check for slicer . && let ExprKind::Struct(&qpath, _, _) = right.kind -- line 303 ---------------------------------------- -- line 315 ---------------------------------------- . e.span, . "calling a slice of `as_bytes()` with `from_utf8` should be not necessary", . "try", . format!("Some(&{snippet_app}[{right_snip}])"), . applicability, . ); . } . 96,418 ( 0.00%) if !e.span.in_external_macro(cx.sess().source_map()) . && let ExprKind::MethodCall(path, receiver, ..) = &e.kind 7,572 ( 0.00%) && path.ident.name == sym::as_bytes 26 ( 0.00%) && let ExprKind::Lit(lit) = &receiver.kind . && let LitKind::Str(lit_content, _) = &lit.node . { . let callsite = snippet(cx, receiver.span.source_callsite(), r#""foo""#); . let mut applicability = Applicability::MachineApplicable; . if callsite.starts_with("include_str!") { . span_lint_and_sugg( . cx, . STRING_LIT_AS_BYTES, -- line 334 ---------------------------------------- -- line 362 ---------------------------------------- . snippet_with_applicability(cx, receiver.span, r#""foo""#, &mut applicability) . ), . applicability, . ); . } . } . } . 52,018 ( 0.00%) if let ExprKind::MethodCall(path, recv, [], _) = &e.kind 2,632 ( 0.00%) && path.ident.name == sym::into_bytes 10 ( 0.00%) && let ExprKind::MethodCall(path, recv, [], _) = &recv.kind . && matches!(path.ident.name, sym::to_owned | sym::to_string) . && let ExprKind::Lit(lit) = &recv.kind . && let LitKind::Str(lit_content, _) = &lit.node . && lit_content.as_str().is_ascii() . && lit_content.as_str().len() <= MAX_LENGTH_BYTE_STRING_LIT . && !recv.span.from_expansion() . { . let mut applicability = Applicability::MachineApplicable; -- line 380 ---------------------------------------- -- line 387 ---------------------------------------- . "consider using a byte string literal instead", . format!( . "b{}.to_vec()", . snippet_with_applicability(cx, recv.span, r#""..""#, &mut applicability) . ), . applicability, . ); . } 355,200 ( 0.01%) } . } . . impl<'tcx> LateLintPass<'tcx> for StrToString { . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'_>) { . if expr.span.from_expansion() { . return; . } . -- line 403 ---------------------------------------- -- line 438 ---------------------------------------- . "str::to_owned".to_string(), . Applicability::MachineApplicable, . ); . } . } . } . . impl<'tcx> LateLintPass<'tcx> for TrimSplitWhitespace { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'_>) { . let tyckres = cx.typeck_results(); 97,734 ( 0.00%) if let ExprKind::MethodCall(path, split_recv, [], split_ws_span) = expr.kind 1,316 ( 0.00%) && path.ident.name == sym::split_whitespace . && let Some(split_ws_def_id) = tyckres.type_dependent_def_id(expr.hir_id) . && cx.tcx.is_diagnostic_item(sym::str_split_whitespace, split_ws_def_id) . && let ExprKind::MethodCall(path, _trim_recv, [], trim_span) = split_recv.kind . && let trim_fn_name @ (sym::trim | sym::trim_start | sym::trim_end) = path.ident.name . && let Some(trim_def_id) = tyckres.type_dependent_def_id(split_recv.hir_id) . && is_one_of_trim_diagnostic_items(cx, trim_def_id) . { . span_lint_and_sugg( -- line 457 ---------------------------------------- -- line 459 ---------------------------------------- . TRIM_SPLIT_WHITESPACE, . trim_span.with_hi(split_ws_span.lo()), . format!("found call to `str::{trim_fn_name}` before `str::split_whitespace`"), . format!("remove `{trim_fn_name}()`"), . String::new(), . Applicability::MachineApplicable, . ); . } 355,200 ( 0.01%) } . } . . fn is_one_of_trim_diagnostic_items(cx: &LateContext<'_>, trim_def_id: DefId) -> bool { . matches!( . cx.tcx.get_diagnostic_name(trim_def_id), . Some(sym::str_trim | sym::str_trim_start | sym::str_trim_end) . ) . } -- line 475 ---------------------------------------- 48,971 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs -------------------------------------------------------------------------------- Ir -- line 249 ---------------------------------------- . Infer, . . /// User wrote `'static` or nothing (which gets converted to `'_`). . Static, . } . . impl LifetimeKind { . fn is_elided(&self) -> bool { 353 ( 0.00%) match self { . LifetimeKind::ImplicitObjectLifetimeDefault | LifetimeKind::Infer => true, . . // It might seem surprising that `Fresh` counts as not *elided* . // -- but this is because, as far as the code in the compiler is . // concerned -- `Fresh` variants act equivalently to "some fresh name". . // They correspond to early-bound regions on an impl, in other words. . LifetimeKind::Error(..) | LifetimeKind::Param(..) | LifetimeKind::Static => false, . } -- line 265 ---------------------------------------- -- line 408 ---------------------------------------- . } . } . . pub fn invalid() -> Self { . Self::new(Ident::dummy(), HirId::INVALID, Res::Err) . } . . pub fn args(&self) -> &GenericArgs<'hir> { 1,309 ( 0.00%) if let Some(ref args) = self.args { args } else { GenericArgs::NONE } . } . } . . #[derive(Clone, Copy, Debug, StableHash)] . pub enum ConstItemRhs<'hir> { . Body(BodyId), . TypeConst(&'hir ConstArg<'hir>), . } -- line 424 ---------------------------------------- -- line 482 ---------------------------------------- . . impl<'hir> ConstArg<'hir> { . /// Converts a `ConstArg` in an unambiguous position to one in an ambiguous position. This is . /// fallible as the [`ConstArgKind::Infer`] variant is not present in ambiguous positions. . /// . /// Functions accepting ambiguous consts will not handle the [`ConstArgKind::Infer`] variant, if . /// infer consts are relevant to you then care should be taken to handle them separately. . pub fn try_as_ambig_ct(&self) -> Option<&ConstArg<'hir, AmbigArg>> { 220 ( 0.00%) if let ConstArgKind::Infer(()) = self.kind { . return None; . } . . // SAFETY: `ConstArg` is `repr(C)` and `ConstArgKind` is marked `repr(u8)` so that the layout is . // the same across different ZST type arguments. We also asserted that the `self` is . // not a `ConstArgKind::Infer` so there is no risk of transmuting a `()` to `AmbigArg`. . let ptr = self as *const ConstArg<'hir> as *const ConstArg<'hir, AmbigArg>; . Some(unsafe { &*ptr }) -- line 498 ---------------------------------------- -- line 746 ---------------------------------------- . Some(self.span_ext).filter(|span| !span.is_empty()) . } . . pub fn is_empty(&self) -> bool { . self.args.is_empty() . } . } . 275 ( 0.00%) #[derive(Copy, Clone, PartialEq, Eq, Debug, StableHash)] . pub enum GenericArgsParentheses { . No, . /// Bounds for `feature(return_type_notation)`, like `T: Trait`, . /// where the args are explicitly elided with `..` . ReturnTypeNotation, . /// parenthesized function-family traits, like `T: Fn(u32) -> i32` . ParenSugar, . } . . /// The modifiers on a trait bound. 1,632 ( 0.00%) #[derive(Copy, Clone, PartialEq, Eq, Hash, Debug, StableHash)] . pub struct TraitBoundModifiers { . pub constness: BoundConstness, . pub polarity: BoundPolarity, . } . . impl TraitBoundModifiers { . pub const NONE: Self = . TraitBoundModifiers { constness: BoundConstness::Never, polarity: BoundPolarity::Positive }; -- line 773 ---------------------------------------- -- line 777 ---------------------------------------- . pub enum GenericBound<'hir> { . Trait(PolyTraitRef<'hir>), . Outlives(&'hir Lifetime), . Use(&'hir [PreciseCapturingArg<'hir>], Span), . } . . impl GenericBound<'_> { . pub fn trait_ref(&self) -> Option<&TraitRef<'_>> { 80 ( 0.00%) match self { . GenericBound::Trait(data) => Some(&data.trait_ref), . _ => None, . } . } . . pub fn span(&self) -> Span { . match self { . GenericBound::Trait(t, ..) => t.span, -- line 793 ---------------------------------------- -- line 855 ---------------------------------------- . pub source: GenericParamSource, . } . . impl<'hir> GenericParam<'hir> { . /// Synthetic type-parameters are inserted after normal ones. . /// In order for normal parameters to be able to refer to synthetic ones, . /// scans them first. . pub fn is_impl_trait(&self) -> bool { 50 ( 0.00%) matches!(self.kind, GenericParamKind::Type { synthetic: true, .. }) . } . . /// This can happen for `async fn`, e.g. `async fn f<'_>(&'_ self)`. . /// . /// See `lifetime_to_generic_param` in `rustc_ast_lowering` for more information. . pub fn is_elided_lifetime(&self) -> bool { 183 ( 0.00%) matches!(self.kind, GenericParamKind::Lifetime { kind: LifetimeParamKind::Elided(_) }) . } . . pub fn is_lifetime(&self) -> bool { . matches!(self.kind, GenericParamKind::Lifetime { .. }) . } . } . . /// Records where the generic parameter originated from. -- line 878 ---------------------------------------- -- line 972 ---------------------------------------- . "" . } . } . . pub fn bounds_for_param( . &self, . param_def_id: LocalDefId, . ) -> impl Iterator> { 1,364 ( 0.00%) self.predicates.iter().filter_map(move |pred| match pred.kind { . WherePredicateKind::BoundPredicate(bp) 4,092 ( 0.00%) if bp.is_param_bound(param_def_id.to_def_id()) => 189 ( 0.00%) => ???:::is_param_bound (9x) . { . Some(bp) . } . _ => None, . }) . } . . pub fn outlives_for_param( -- line 990 ---------------------------------------- -- line 1221 ---------------------------------------- . pub fn bounds(&self) -> GenericBounds<'hir> { . match self { . WherePredicateKind::BoundPredicate(p) => p.bounds, . WherePredicateKind::RegionPredicate(p) => p.bounds, . } . } . } . 667 ( 0.00%) #[derive(Copy, Clone, Debug, StableHash, PartialEq, Eq)] . pub enum PredicateOrigin { . WhereClause, . GenericParam, . ImplTrait, . } . . /// A type bound (e.g., `for<'c> Foo: Send + Clone + 'c`). . #[derive(Debug, Clone, Copy, StableHash)] -- line 1237 ---------------------------------------- -- line 1437 ---------------------------------------- . #[inline] . fn value_span(&self) -> Option { . self.value_lit().map(|i| i.span) . } . . /// For a single-segment attribute, returns its name; otherwise, returns `None`. . #[inline] . fn name(&self) -> Option { 4,016 ( 0.00%) match &self { . Attribute::Unparsed(n) => { 156 ( 0.00%) if let [ident] = n.path.segments.as_ref() { . Some(*ident) . } else { . None . } . } . _ => None, . } . } -- line 1455 ---------------------------------------- -- line 1468 ---------------------------------------- . Some(*span) . } else { . None . } . } . . #[inline] . fn span(&self) -> Span { 31,257 ( 0.00%) match &self { . Attribute::Unparsed(u) => u.span, . // FIXME: should not be needed anymore when all attrs are parsed . Attribute::Parsed(AttributeKind::DocComment { span, .. }) => *span, . Attribute::Parsed(AttributeKind::Deprecated { span, .. }) => *span, . Attribute::Parsed(AttributeKind::CfgTrace(cfgs)) => cfgs[0].1, . a => panic!("can't get the span of an arbitrary parsed attribute: {a:?}"), . } . } -- line 1484 ---------------------------------------- -- line 1490 ---------------------------------------- . matches!(n.args, AttrArgs::Empty) . } . _ => false, . } . } . . #[inline] . fn symbol_path(&self) -> Option> { 49,237 ( 0.00%) match &self { 432 ( 0.00%) Attribute::Unparsed(n) => Some(n.path.segments.iter().copied().collect()), . _ => None, . } . } . . fn path_span(&self) -> Option { . match &self { . Attribute::Unparsed(attr) => Some(attr.path.span), . Attribute::Parsed(_) => None, -- line 1507 ---------------------------------------- -- line 1517 ---------------------------------------- . } . . fn is_automatically_derived_attr(&self) -> bool { . matches!(self, Attribute::Parsed(AttributeKind::AutomaticallyDerived)) . } . . #[inline] . fn doc_str_and_fragment_kind(&self) -> Option<(Symbol, DocFragmentKind)> { 10,706 ( 0.00%) match &self { . Attribute::Parsed(AttributeKind::DocComment { kind, comment, .. }) => { 27,784 ( 0.00%) Some((*comment, *kind)) . } . _ => None, . } . } . . fn doc_resolution_scope(&self) -> Option { . match self { . Attribute::Parsed(AttributeKind::DocComment { style, .. }) => Some(*style), -- line 1535 ---------------------------------------- -- line 1536 ---------------------------------------- . Attribute::Unparsed(attr) if self.has_name(sym::doc) && self.value_str().is_some() => { . Some(attr.style) . } . _ => None, . } . } . . fn is_proc_macro_attr(&self) -> bool { 3,342 ( 0.00%) matches!( . self, . Attribute::Parsed( . AttributeKind::ProcMacro . | AttributeKind::ProcMacroAttribute . | AttributeKind::ProcMacroDerive { .. } . ) . ) . } . . fn is_doc_hidden(&self) -> bool { 102,644 ( 0.00%) matches!(self, Attribute::Parsed(AttributeKind::Doc(d)) if d.hidden.is_some()) . } . . fn is_doc_keyword_or_attribute(&self) -> bool { . matches!(self, Attribute::Parsed(AttributeKind::Doc(d)) if d.attribute.is_some() || d.keyword.is_some()) . } . . fn is_rustc_doc_primitive(&self) -> bool { . matches!(self, Attribute::Parsed(AttributeKind::RustcDocPrimitive(..))) -- line 1563 ---------------------------------------- -- line 1900 ---------------------------------------- . /// . /// Note that when visiting e.g. `Tuple(ps)`, . /// if visiting `ps[0]` returns `false`, . /// then `ps[1]` will not be visited. . pub fn walk_short(&self, mut it: impl FnMut(&Pat<'hir>) -> bool) -> bool { . self.walk_short_(&mut it) . } . 235 ( 0.00%) fn walk_(&self, it: &mut impl FnMut(&Pat<'hir>) -> bool) { . if !it(self) { . return; . } . . use PatKind::*; 108 ( 0.00%) match self.kind { . Missing | Wild | Never | Expr(_) | Range(..) | Binding(.., None) | Err(_) => {} . Box(s) | Deref(s) | Ref(s, _, _) | Binding(.., Some(s)) | Guard(s, _) => s.walk_(it), . Struct(_, fields, _) => fields.iter().for_each(|field| field.pat.walk_(it)), 25 ( 0.00%) TupleStruct(_, s, _) | Tuple(s, _) | Or(s) => s.iter().for_each(|p| p.walk_(it)), 432 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:::walk_::'2 (7x) . Slice(before, slice, after) => { . before.iter().chain(slice).chain(after.iter()).for_each(|p| p.walk_(it)) . } . } 136 ( 0.00%) } . . /// Walk the pattern in left-to-right order. . /// . /// If `it(pat)` returns `false`, the children are not visited. . pub fn walk(&self, mut it: impl FnMut(&Pat<'hir>) -> bool) { 16 ( 0.00%) self.walk_(&mut it) 674 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:::walk_:: (5x) . } . . /// Walk the pattern in left-to-right order. . /// . /// If you always want to recurse, prefer this method over `walk`. . pub fn walk_always(&self, mut it: impl FnMut(&Pat<'_>)) { . self.walk(|p| { . it(p); -- line 1937 ---------------------------------------- -- line 2036 ---------------------------------------- . RangeEnd::Excluded => "..", . }) . } . } . . // Equivalent to `Option`. That type takes up 16 bytes on 64-bit, but . // this type only takes up 4 bytes, at the cost of being restricted to a . // maximum value of `u32::MAX - 1`. In practice, this is more than enough. 75 ( 0.00%) #[derive(Clone, Copy, PartialEq, Eq, Hash, StableHash)] . pub struct DotDotPos(u32); . . impl DotDotPos { . /// Panics if n >= u32::MAX. . pub fn new(n: Option) -> Self { . match n { . Some(n) => { . assert!(n < u32::MAX as usize); . Self(n as u32) . } . None => Self(u32::MAX), . } . } . . pub fn as_opt_usize(&self) -> Option { 114 ( 0.00%) if self.0 == u32::MAX { None } else { Some(self.0 as usize) } . } . } . . impl fmt::Debug for DotDotPos { . fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { . self.as_opt_usize().fmt(f) . } . } -- line 2068 ---------------------------------------- -- line 2256 ---------------------------------------- . #[stable_hash(ignore)] . pub hir_id: HirId, . pub ident: Ident, . pub expr: &'hir Expr<'hir>, . pub span: Span, . pub is_shorthand: bool, . } . 4 ( 0.00%) #[derive(Copy, Clone, PartialEq, Debug, StableHash)] . pub enum BlockCheckMode { . DefaultBlock, . UnsafeBlock(UnsafeSource), . } . . #[derive(Copy, Clone, PartialEq, Debug, StableHash)] . pub enum UnsafeSource { . CompilerGenerated, -- line 2272 ---------------------------------------- -- line 2302 ---------------------------------------- . #[derive(Debug, Clone, Copy, StableHash)] . pub struct Body<'hir> { . pub params: &'hir [Param<'hir>], . pub value: &'hir Expr<'hir>, . } . . impl<'hir> Body<'hir> { . pub fn id(&self) -> BodyId { 26,685 ( 0.00%) BodyId { hir_id: self.value.hir_id } . } . } . . /// The type of source expression that caused this coroutine to be created. . #[derive(Clone, PartialEq, Eq, Debug, Copy, Hash, StableHash, Encodable, Decodable)] . pub enum CoroutineKind { . /// A coroutine that comes from a desugaring. . Desugared(CoroutineDesugaring, CoroutineSource), -- line 2318 ---------------------------------------- -- line 2719 ---------------------------------------- . . /// If `Self.kind` is `ExprKind::DropTemps(expr)`, drill down until we get a non-`DropTemps` . /// `Expr`. This is used in suggestions to ignore this `ExprKind` as it is semantically . /// silent, only signaling the ownership system. By doing this, suggestions that check the . /// `ExprKind` of any given `Expr` for presentation don't have to care about `DropTemps` . /// beyond remembering to call this function before doing analysis on it. . pub fn peel_drop_temps(&self) -> &Self { . let mut expr = self; 30,278 ( 0.00%) while let ExprKind::DropTemps(inner) = &expr.kind { . expr = inner; . } . expr . } . . pub fn peel_blocks(&self) -> &Self { . let mut expr = self; 303,616 ( 0.01%) while let ExprKind::Block(Block { expr: Some(inner), .. }, _) = &expr.kind { . expr = inner; . } . expr . } . . pub fn peel_borrows(&self) -> &Self { . let mut expr = self; 137,303 ( 0.01%) while let ExprKind::AddrOf(.., inner) = &expr.kind { 1,943 ( 0.00%) expr = inner; . } . expr . } . . pub fn can_have_side_effects(&self) -> bool { . match self.peel_drop_temps().kind { . ExprKind::Path(_) | ExprKind::Lit(_) | ExprKind::OffsetOf(..) | ExprKind::Use(..) => { . false -- line 2752 ---------------------------------------- -- line 3137 ---------------------------------------- . AwaitDesugar, . /// A desugared `expr = expr`, where the LHS is a tuple, struct, array or underscore expression. . AssignDesugar, . /// A contract `#[ensures(..)]` attribute injects a let binding for the check that runs at point of return. . Contract, . } . . /// Hints at the original code for a `match _ { .. }`. 2,445 ( 0.00%) #[derive(Copy, Clone, PartialEq, Eq, Hash, Debug, StableHash, Encodable, Decodable)] . pub enum MatchSource { . /// A `match _ { .. }`. . Normal, . /// A `expr.match { .. }`. . Postfix, . /// A desugared `for _ in _ { .. }` loop. . ForLoopDesugar, . /// A desugared `?` operator. -- line 3153 ---------------------------------------- -- line 3316 ---------------------------------------- . fn expect_failed(ident: &'static str, found: T) -> ! { . panic!("{ident}: found {found:?}") . } . . impl<'hir> TraitItem<'hir> { . #[inline] . pub fn hir_id(&self) -> HirId { . // Items are always HIR owners. 604 ( 0.00%) HirId::make_owner(self.owner_id.def_id) . } . . pub fn trait_item_id(&self) -> TraitItemId { . TraitItemId { owner_id: self.owner_id } . } . . expect_methods_self_kind! { . expect_const, (&'hir Ty<'hir>, Option>), -- line 3332 ---------------------------------------- -- line 3402 ---------------------------------------- . trait_item_def_id: Result, . }, . } . . impl<'hir> ImplItem<'hir> { . #[inline] . pub fn hir_id(&self) -> HirId { . // Items are always HIR owners. 21,015 ( 0.00%) HirId::make_owner(self.owner_id.def_id) . } . . pub fn impl_item_id(&self) -> ImplItemId { . ImplItemId { owner_id: self.owner_id } . } . . pub fn vis_span(&self) -> Option { . match self.impl_kind { -- line 3418 ---------------------------------------- -- line 3559 ---------------------------------------- . . impl<'hir> Ty<'hir> { . /// Converts a `Ty` in an unambiguous position to one in an ambiguous position. This is . /// fallible as the [`TyKind::Infer`] variant is not present in ambiguous positions. . /// . /// Functions accepting ambiguous types will not handle the [`TyKind::Infer`] variant, if . /// infer types are relevant to you then care should be taken to handle them separately. . pub fn try_as_ambig_ty(&self) -> Option<&Ty<'hir, AmbigArg>> { 55,243 ( 0.00%) if let TyKind::Infer(()) = self.kind { . return None; . } . . // SAFETY: `Ty` is `repr(C)` and `TyKind` is marked `repr(u8)` so that the layout is . // the same across different ZST type arguments. We also asserted that the `self` is . // not a `TyKind::Infer` so there is no risk of transmuting a `()` to `AmbigArg`. . let ptr = self as *const Ty<'hir> as *const Ty<'hir, AmbigArg>; . Some(unsafe { &*ptr }) . } . } . . impl<'hir> Ty<'hir, AmbigArg> { . pub fn peel_refs(&self) -> &Ty<'hir> { . let mut final_ty = self.as_unambig_ty(); 236 ( 0.00%) while let TyKind::Ref(_, MutTy { ty, .. }) = &final_ty.kind { 17 ( 0.00%) final_ty = ty; . } . final_ty . } . } . . impl<'hir> Ty<'hir> { . pub fn peel_refs(&self) -> &Self { . let mut final_ty = self; 48 ( 0.00%) while let TyKind::Ref(_, MutTy { ty, .. }) = &final_ty.kind { 16 ( 0.00%) final_ty = ty; . } . final_ty . } . . /// Returns `true` if `param_def_id` matches the `bounded_ty` of this predicate. . pub fn as_generic_param(&self) -> Option<(DefId, Ident)> { 48,270 ( 0.00%) let TyKind::Path(QPath::Resolved(None, path)) = self.kind else { . return None; . }; 17,099 ( 0.00%) let [segment] = &path.segments else { . return None; . }; 41,266 ( 0.00%) match path.res { 10,154 ( 0.00%) Res::Def(DefKind::TyParam, def_id) | Res::SelfTyParam { trait_: def_id } => { 13,412 ( 0.00%) Some((def_id, segment.ident)) . } . _ => None, . } . } . . pub fn find_self_aliases(&self) -> Vec { . use crate::intravisit::Visitor; . struct MyVisitor(Vec); -- line 3616 ---------------------------------------- -- line 3729 ---------------------------------------- . } . } . . /// Returns the matching `PrimTy` for a `Symbol` such as "str" or "i32". . /// Returns `None` if no matching type is found. . pub fn from_name(name: Symbol) -> Option { . let ty = match name { . // any changes here should also be reflected in `PrimTy::ALL` 33,433 ( 0.00%) sym::i8 => Self::Int(IntTy::I8), . sym::i16 => Self::Int(IntTy::I16), . sym::i32 => Self::Int(IntTy::I32), . sym::i64 => Self::Int(IntTy::I64), . sym::i128 => Self::Int(IntTy::I128), . sym::isize => Self::Int(IntTy::Isize), . sym::u8 => Self::Uint(UintTy::U8), . sym::u16 => Self::Uint(UintTy::U16), . sym::u32 => Self::Uint(UintTy::U32), -- line 3745 ---------------------------------------- -- line 3751 ---------------------------------------- . sym::f64 => Self::Float(FloatTy::F64), . sym::f128 => Self::Float(FloatTy::F128), . sym::bool => Self::Bool, . sym::char => Self::Char, . sym::str => Self::Str, . _ => return None, . }; . Some(ty) 3,713 ( 0.00%) } . } . . #[derive(Debug, Clone, Copy, StableHash)] . pub struct FnPtrTy<'hir> { . pub safety: Safety, . pub abi: ExternAbi, . pub generic_params: &'hir [GenericParam<'hir>], . pub decl: &'hir FnDecl<'hir>, -- line 3767 ---------------------------------------- -- line 4215 ---------------------------------------- . . /// Do the function arguments end with a C-style variadic argument? . pub fn c_variadic(self) -> bool { . self.flags & Self::C_VARIADIC_FLAG != 0 . } . . /// Is lifetime elision allowed? . pub fn lifetime_elision_allowed(self) -> bool { 2,616 ( 0.00%) self.flags & Self::LIFETIME_ELISION_ALLOWED_FLAG != 0 . } . . /// Get the splatted argument index, if any. . pub fn splatted(self) -> Option { . if self.splatted == Self::NO_SPLATTED_ARG_INDEX { None } else { Some(self.splatted) } . } . } . -- line 4231 ---------------------------------------- -- line 4266 ---------------------------------------- . self.fn_decl_kind.implicit_self() . } . . pub fn c_variadic(&self) -> bool { . self.fn_decl_kind.c_variadic() . } . . pub fn lifetime_elision_allowed(&self) -> bool { 1,308 ( 0.00%) self.fn_decl_kind.lifetime_elision_allowed() . } . . pub fn splatted(&self) -> Option { . self.fn_decl_kind.splatted() . } . . pub fn dummy(span: Span) -> Self { . Self { -- line 4282 ---------------------------------------- -- line 4301 ---------------------------------------- . /// Represents when a function does not have a self argument or . /// when a function has a `self: X` argument. . None, . } . . impl ImplicitSelfKind { . /// Does this represent an implicit self? . pub fn has_implicit_self(&self) -> bool { 11,536 ( 0.00%) !matches!(*self, ImplicitSelfKind::None) . } . } . . #[derive(Copy, Clone, PartialEq, Eq, Encodable, Decodable, Debug, StableHash)] . pub enum IsAsync { . Async(Span), . NotAsync, . } . . impl IsAsync { . pub fn is_async(self) -> bool { 5,466 ( 0.00%) matches!(self, IsAsync::Async(_)) . } . } . . #[derive(Copy, Clone, PartialEq, Eq, Debug, Encodable, Decodable, StableHash)] . #[derive(Default)] . pub enum Defaultness { . Default { . has_value: bool, -- line 4329 ---------------------------------------- -- line 4359 ---------------------------------------- . DefaultReturn(Span), . /// Everything else. . Return(&'hir Ty<'hir>), . } . . impl<'hir> FnRetTy<'hir> { . #[inline] . pub fn span(&self) -> Span { 10,493 ( 0.00%) match *self { 1 ( 0.00%) Self::DefaultReturn(span) => span, 9,351 ( 0.00%) Self::Return(ref ty) => ty.span, . } . } . . pub fn is_suggestable_infer_ty(&self) -> Option<&'hir Ty<'hir>> { . if let Self::Return(ty) = self . && ty.is_suggestable_infer_ty() . { . return Some(*ty); -- line 4377 ---------------------------------------- -- line 4524 ---------------------------------------- . /// E.g., `Bar = ..` as in `enum Foo { Bar = .. }`. . Unit(#[stable_hash(ignore)] HirId, LocalDefId), . } . . impl<'hir> VariantData<'hir> { . /// Return the fields of this variant. . pub fn fields(&self) -> &'hir [FieldDef<'hir>] { . match *self { 7 ( 0.00%) VariantData::Struct { fields, .. } | VariantData::Tuple(fields, ..) => fields, . _ => &[], . } . } . . pub fn ctor(&self) -> Option<(CtorKind, HirId, LocalDefId)> { 74 ( 0.00%) match *self { . VariantData::Tuple(_, hir_id, def_id) => Some((CtorKind::Fn, hir_id, def_id)), . VariantData::Unit(hir_id, def_id) => Some((CtorKind::Const, hir_id, def_id)), . VariantData::Struct { .. } => None, . } . } . . #[inline] . pub fn ctor_kind(&self) -> Option { -- line 4546 ---------------------------------------- -- line 4594 ---------------------------------------- . /// either an `EiiImpls` or `EiiExternTarget` attribute . pub eii: bool, . } . . impl<'hir> Item<'hir> { . #[inline] . pub fn hir_id(&self) -> HirId { . // Items are always HIR owners. 9,447 ( 0.00%) HirId::make_owner(self.owner_id.def_id) . } . . #[inline] . pub fn item_id(&self) -> ItemId { . ItemId { owner_id: self.owner_id } . } . . /// Check if this is an [`ItemKind::Enum`], [`ItemKind::Struct`] or -- line 4610 ---------------------------------------- -- line 4789 ---------------------------------------- . pub safety: HeaderSafety, . pub constness: Constness, . pub asyncness: IsAsync, . pub abi: ExternAbi, . } . . impl FnHeader { . pub fn is_async(&self) -> bool { 248 ( 0.00%) matches!(self.asyncness, IsAsync::Async(_)) . } . . pub fn is_unsafe(&self) -> bool { . self.safety().is_unsafe() . } . . pub fn is_safe(&self) -> bool { . self.safety().is_safe() . } . . pub fn safety(&self) -> Safety { 6,458 ( 0.00%) match self.safety { . HeaderSafety::SafeTargetFeatures => Safety::Unsafe, . HeaderSafety::Normal(safety) => safety, . } . } . } . . #[derive(Debug, Clone, Copy, StableHash)] . pub enum ItemKind<'hir> { -- line 4817 ---------------------------------------- -- line 4905 ---------------------------------------- . // We do not put a `Span` in `Defaultness` because it breaks foreign crate metadata . // decoding as `Span`s cannot be decoded when a `Session` is not available. . pub defaultness_span: Option, . pub trait_ref: TraitRef<'hir>, . } . . impl ItemKind<'_> { . pub fn ident(&self) -> Option { 372 ( 0.00%) match *self { . ItemKind::ExternCrate(_, ident) . | ItemKind::Use(_, UseKind::Single(ident)) . | ItemKind::Static(_, ident, ..) . | ItemKind::Const(ident, ..) . | ItemKind::Fn { ident, .. } . | ItemKind::Macro(ident, ..) . | ItemKind::Mod(ident, ..) . | ItemKind::TyAlias(ident, ..) -- line 4921 ---------------------------------------- -- line 4925 ---------------------------------------- . | ItemKind::Trait { ident, .. } . | ItemKind::TraitAlias(_, ident, ..) => Some(ident), . . ItemKind::Use(_, UseKind::Glob | UseKind::ListStem) . | ItemKind::ForeignMod { .. } . | ItemKind::GlobalAsm { .. } . | ItemKind::Impl(_) => None, . } 44 ( 0.00%) } . . pub fn generics(&self) -> Option<&Generics<'_>> { . Some(match self { . ItemKind::Fn { generics, .. } . | ItemKind::TyAlias(_, generics, _) . | ItemKind::Const(_, generics, _, _) . | ItemKind::Enum(_, generics, _) . | ItemKind::Struct(_, generics, _) -- line 4941 ---------------------------------------- 202,933 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/non_octal_unix_permissions.rs -------------------------------------------------------------------------------- Ir -- line 34 ---------------------------------------- . pub NON_OCTAL_UNIX_PERMISSIONS, . correctness, . "use of non-octal value to set unix file permissions, which will be translated into octal" . } . . declare_lint_pass!(NonOctalUnixPermissions => [NON_OCTAL_UNIX_PERMISSIONS]); . . impl<'tcx> LateLintPass<'tcx> for NonOctalUnixPermissions { 177,600 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 209,824 ( 0.01%) match &expr.kind { 7,618 ( 0.00%) ExprKind::MethodCall(path, func, [param], _) => { 4,592 ( 0.00%) if let Some(adt) = cx.typeck_results().expr_ty(func).peel_refs().ty_adt_def() 92,308 ( 0.00%) => ???:::expr_ty (2,296x) 1,461 ( 0.00%) && matches!( 5,189 ( 0.00%) (cx.tcx.get_diagnostic_name(adt.did()), path.ident.name), 91,324 ( 0.00%) => ???:::get_diagnostic_name (1,461x) 1,612 ( 0.00%) (Some(sym::FsOpenOptions | sym::DirBuilder), sym::mode) . | (Some(sym::FsPermissions), sym::set_mode) . ) . && let ExprKind::Lit(_) = param.kind . && param.span.eq_ctxt(expr.span) . && param . .span . .check_text(cx, |src| !matches!(src.as_bytes(), [b'0', b'o' | b'b', ..])) . { . show_error(cx, param); . } . }, 12,176 ( 0.00%) ExprKind::Call(func, [param]) => { 18,284 ( 0.00%) if let ExprKind::Path(ref path) = func.kind 18,284 ( 0.00%) && let Some(def_id) = cx.qpath_res(path, func.hir_id).opt_def_id() 121,083 ( 0.00%) => ???:::qpath_res (4,571x) 22,855 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::permissions_from_mode, def_id) 355,862 ( 0.01%) => ???:::is_diagnostic_item (4,571x) . && let ExprKind::Lit(_) = param.kind . && param.span.eq_ctxt(expr.span) . && param . .span . .check_text(cx, |src| !matches!(src.as_bytes(), [b'0', b'o' | b'b', ..])) . { . show_error(cx, param); . } . }, . _ => {}, . } 222,000 ( 0.01%) } . } . . fn show_error(cx: &LateContext<'_>, param: &Expr<'_>) { . let mut applicability = Applicability::MachineApplicable; . span_lint_and_sugg( . cx, . NON_OCTAL_UNIX_PERMISSIONS, . param.span, -- line 83 ---------------------------------------- 13,713 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_checked_ops.rs -------------------------------------------------------------------------------- Ir -- line 41 ---------------------------------------- . . #[derive(Copy, Clone)] . enum NonZeroBranch { . Then, . Else, . } . . impl LateLintPass<'_> for ManualCheckedOps { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 90,648 ( 0.00%) if let ExprKind::If(cond, then, r#else) = expr.kind 1,232 ( 0.00%) && !expr.span.from_expansion() . && let Some((divisor, branch)) = divisor_from_condition(cond) . // This lint is intended for unsigned integers only. . // . // For signed integers, the most direct refactor to `checked_div` is often not . // semantically equivalent to the original guard. For example, `rhs > 0` deliberately . // excludes negative divisors, while `checked_div` would return `Some` for `rhs = -2`. . // Also, `checked_div` can return `None` for `MIN / -1`, which requires additional . // handling beyond the zero check. 4 ( 0.00%) && is_unsigned_integer(cx, divisor) . && let Some(block) = branch_block(then, r#else, branch) . { . let mut eq = SpanlessEq::new(cx).deny_side_effects().paths_by_resolution(); 28 ( 0.00%) if !eq.eq_expr(SyntaxContext::root(), divisor, divisor) { 2,980 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr (4x) . return; . } . . let mut division_spans = Vec::new(); 3 ( 0.00%) let mut first_use = None; . 33 ( 0.00%) let found_early_use = for_each_expr_without_closures(block, |e| { 10,870 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs:clippy_utils::visitors::for_each_expr_without_closures::<(), clippy_utils::visitors::Descend, &rustc_hir::hir::Block, ::check_expr::{closure#0}> (3x) 144 ( 0.00%) if let ExprKind::Binary(binop, lhs, rhs) = e.kind 2 ( 0.00%) && binop.node == BinOpKind::Div . && eq.eq_expr(SyntaxContext::root(), rhs, divisor) . && is_unsigned_integer(cx, lhs) . { . match first_use { . None => first_use = Some(UseKind::Division), . Some(UseKind::Other) => return ControlFlow::Break(()), . Some(UseKind::Division) => {}, . } -- line 81 ---------------------------------------- -- line 92 ---------------------------------------- . None => first_use = Some(UseKind::Division), . Some(UseKind::Other) => return ControlFlow::Break(()), . Some(UseKind::Division) => {}, . } . . division_spans.push(e.span); . . ControlFlow::<(), _>::Continue(Descend::No) 175 ( 0.00%) } else if eq.eq_expr(SyntaxContext::root(), e, divisor) { 631 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr (3x) 4 ( 0.00%) if first_use.is_none() { 4 ( 0.00%) first_use = Some(UseKind::Other); . return ControlFlow::Break(()); . } . ControlFlow::<(), _>::Continue(Descend::Yes) . } else { . ControlFlow::<(), _>::Continue(Descend::Yes) . } . }); . 6 ( 0.00%) if found_early_use.is_some() || first_use != Some(UseKind::Division) || division_spans.is_empty() { . return; . } . . span_lint_and_then(cx, MANUAL_CHECKED_OPS, cond.span, "manual checked division", |diag| { . diag.span_label(cond.span, "check performed here"); . if let Some((first, rest)) = division_spans.split_first() { . diag.span_label(*first, "division performed here"); . if !rest.is_empty() { . diag.span_labels(rest.to_vec(), "... and here"); . } . } . diag.help("consider using `checked_div`"); . }); 4 ( 0.00%) } 355,200 ( 0.01%) } . } . . #[derive(Copy, Clone, Eq, PartialEq)] . enum UseKind { . Division, . Other, . } . . fn divisor_from_condition<'tcx>(cond: &'tcx Expr<'tcx>) -> Option<(&'tcx Expr<'tcx>, NonZeroBranch)> { 130 ( 0.00%) let ExprKind::Binary(binop, lhs, rhs) = cond.kind else { . return None; . }; . 132 ( 0.00%) match binop.node { . BinOpKind::Ne | BinOpKind::Lt if is_zero(lhs) => Some((rhs, NonZeroBranch::Then)), 1 ( 0.00%) BinOpKind::Ne | BinOpKind::Gt if is_zero(rhs) => Some((lhs, NonZeroBranch::Then)), . BinOpKind::Eq if is_zero(lhs) => Some((rhs, NonZeroBranch::Else)), 6 ( 0.00%) BinOpKind::Eq if is_zero(rhs) => Some((lhs, NonZeroBranch::Else)), . _ => None, . } . } . . fn branch_block<'tcx>( . then: &'tcx Expr<'tcx>, . r#else: Option<&'tcx Expr<'tcx>>, . branch: NonZeroBranch, . ) -> Option<&'tcx Block<'tcx>> { 8 ( 0.00%) match branch { 2 ( 0.00%) NonZeroBranch::Then => match then.kind { . ExprKind::Block(block, _) => Some(block), . _ => None, . }, 9 ( 0.00%) NonZeroBranch::Else => match r#else?.kind { . ExprKind::Block(block, _) => Some(block), . _ => None, . }, . } . } . . fn is_zero(expr: &Expr<'_>) -> bool { . is_integer_literal(expr, 0) . } . . fn is_unsigned_integer(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 20 ( 0.00%) matches!(cx.typeck_results().expr_ty(expr).peel_refs().kind(), ty::Uint(_)) 160 ( 0.00%) => ???:::expr_ty (4x) . } 89 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/hir/map.rs -------------------------------------------------------------------------------- Ir -- line 30 ---------------------------------------- . tcx: TyCtxt<'tcx>, . // Cache the current value of `hir_owner_nodes` to avoid repeatedly calling the same query for . // the same owner, which will uselessly record many times the same query dependency. . current_owner_nodes: Option<&'tcx OwnerNodes<'tcx>>, . } . . impl<'tcx> ParentHirIterator<'tcx> { . fn new(tcx: TyCtxt<'tcx>, current_id: HirId) -> ParentHirIterator<'tcx> { 232 ( 0.00%) ParentHirIterator { current_id, tcx, current_owner_nodes: None } . } . } . . impl<'tcx> Iterator for ParentHirIterator<'tcx> { . type Item = HirId; . . fn next(&mut self) -> Option { . if self.current_id == CRATE_HIR_ID { -- line 46 ---------------------------------------- -- line 100 ---------------------------------------- . Some((self.current_id.owner, node)) . } . } . . impl<'tcx> TyCtxt<'tcx> { . #[inline] . pub fn local_def_id_to_hir_id(self, def_id: impl IntoQueryKey) -> HirId { . let def_id = def_id.into_query_key(); 32,217 ( 0.00%) match self.hir_owner(def_id) { . ProjectedMaybeOwner::Owner(_) => HirId::make_owner(def_id), . ProjectedMaybeOwner::NonOwner(hir_id) => hir_id, . } . } . . /// This function is used only inside eval-always query `analysis` . /// (`analysis -> run_required_analysis` -> `emit_delayed_lints`), so it is safe . /// to obtain delayed lints from non-eval-always `owner` query. -- line 116 ---------------------------------------- -- line 162 ---------------------------------------- . /// Retrieves the `hir::Node` corresponding to `id`. . pub fn hir_node(self, id: HirId) -> Node<'tcx> { . self.hir_owner_nodes(id.owner).nodes[id.local_id].node . } . . /// Retrieves the `hir::Node` corresponding to `id`. . #[inline] . pub fn hir_node_by_def_id(self, id: LocalDefId) -> Node<'tcx> { 11,516 ( 0.00%) self.hir_node(self.local_def_id_to_hir_id(id)) 69 ( 0.00%) => ???:::hir_node (1x) . } . . /// Returns `HirId` of the parent HIR node of node with this `hir_id`. . /// Returns the same `hir_id` if and only if `hir_id == CRATE_HIR_ID`. . /// . /// If calling repeatedly and iterating over parents, prefer [`TyCtxt::hir_parent_iter`]. . pub fn parent_hir_id(self, hir_id: HirId) -> HirId { . let HirId { owner, local_id } = hir_id; -- line 178 ---------------------------------------- -- line 303 ---------------------------------------- . self.hir_span(hir_id), . "body_owned_by: {} has no associated body", . self.hir_id_to_string(hir_id) . ); . }) . } . . pub fn hir_body_param_idents(self, id: BodyId) -> impl Iterator> { 7,704 ( 0.00%) self.hir_body(id).params.iter().map(|param| match param.pat.kind { 1,192 ( 0.00%) PatKind::Binding(_, _, ident, _) => Some(ident), 207 ( 0.00%) PatKind::Wild => Some(Ident::new(kw::Underscore, param.pat.span)), . _ => None, . }) . } . . /// Returns the `BodyOwnerKind` of this `LocalDefId`. . /// . /// Panics if `LocalDefId` does not have an associated body. 20,972 ( 0.00%) pub fn hir_body_owner_kind(self, def_id: impl Into) -> BodyOwnerKind { 5,984 ( 0.00%) let def_id = def_id.into(); 35,914 ( 0.00%) match self.def_kind(def_id) { . DefKind::Const { .. } | DefKind::AssocConst { .. } => { 13 ( 0.00%) BodyOwnerKind::Const { inline: false } . } . DefKind::AnonConst => BodyOwnerKind::Const { . inline: self.anon_const_kind(def_id) == ty::AnonConstKind::NonTypeSystemInline, 206 ( 0.00%) }, . DefKind::Ctor(..) | DefKind::Fn | DefKind::AssocFn => BodyOwnerKind::Fn, . DefKind::Closure | DefKind::SyntheticCoroutineBody => BodyOwnerKind::Closure, . DefKind::Static { safety: _, mutability, nested: false } => { . BodyOwnerKind::Static(mutability) . } . DefKind::GlobalAsm => BodyOwnerKind::GlobalAsm, . dk => bug!("{:?} is not a body node: {:?}", def_id, dk), . } 18,008 ( 0.00%) } . . /// Returns the `ConstContext` of the body associated with this `LocalDefId`. . /// . /// Panics if `LocalDefId` does not have an associated body. . /// . /// This should only be used for determining the context of a body, a return . /// value of `Some` does not always suggest that the owner of the body is `const`, . /// just that it has to be checked as if it were. -- line 346 ---------------------------------------- -- line 524 ---------------------------------------- . pub fn hir_parent_id_iter(self, current_id: HirId) -> impl Iterator { . ParentHirIterator::new(self, current_id) . } . . /// Returns an iterator for the nodes in the ancestor tree of the `current_id` . /// until the crate root is reached. Prefer this over your own loop using `parent_id`. . #[inline] . pub fn hir_parent_iter(self, current_id: HirId) -> impl Iterator)> { 219,859 ( 0.01%) self.hir_parent_id_iter(current_id).map(move |id| (id, self.hir_node(id))) 27,412 ( 0.00%) => ???:::hir_node (406x) . } . . /// Returns an iterator for the nodes in the ancestor tree of the `current_id` . /// until the crate root is reached. Prefer this over your own loop using `parent_id`. . #[inline] . pub fn hir_parent_owner_iter(self, current_id: HirId) -> ParentOwnerIterator<'tcx> { . ParentOwnerIterator { current_id, tcx: self } . } -- line 540 ---------------------------------------- 36,469 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/node.rs -------------------------------------------------------------------------------- Ir -- line 232 ---------------------------------------- . } . } . . impl NodeRef { . /// Creates a new internal (height > 0) `NodeRef` . fn new_internal(child: Root, alloc: A) -> Self { . let mut new_node = unsafe { InternalNode::new(alloc) }; . new_node.edges[0].write(child.node); 8 ( 0.00%) NodeRef::from_new_internal(new_node, NonZero::new(child.height + 1).unwrap()) . } . . /// Creates a new internal (height > 0) `NodeRef` from an existing internal node . fn from_new_internal( . internal: Box, A>, . height: NonZero, . ) -> Self { . // The allocator must be dropped, not leaked. See also `BTreeMap::alloc`. -- line 248 ---------------------------------------- -- line 282 ---------------------------------------- . impl NodeRef { . /// Finds the length of the node. This is the number of keys or values. . /// The number of edges is `len() + 1`. . /// Note that, despite being safe, calling this function can have the side effect . /// of invalidating mutable references that unsafe code has created. . pub(super) fn len(&self) -> usize { . // Crucially, we only access the `len` field here. If BorrowType is marker::ValMut, . // there might be outstanding mutable references to values that we must not invalidate. 5,589 ( 0.00%) unsafe { usize::from((*Self::as_leaf_ptr(self)).len) } . } . . /// Returns the number of levels that the node and leaves are apart. Zero . /// height means the node is a leaf itself. If you picture trees with the . /// root on top, the number says at which elevation the node appears. . /// If you picture trees with leaves on top, the number says how high . /// the tree extends above the node. . pub(super) fn height(&self) -> usize { -- line 298 ---------------------------------------- -- line 306 ---------------------------------------- . . /// Exposes the leaf portion of any leaf or internal node. . /// . /// Returns a raw ptr to avoid invalidating other references to this node. . fn as_leaf_ptr(this: &Self) -> *mut LeafNode { . // The node must be valid for at least the LeafNode portion. . // This is not a reference in the NodeRef type because we don't know if . // it should be unique or shared. 739 ( 0.00%) this.node.as_ptr() . } . } . . impl NodeRef { . /// Finds the parent of the current node. Returns `Ok(handle)` if the current . /// node actually has a parent, where `handle` points to the edge of the parent . /// that points to the current node. Returns `Err(self)` if the current node has . /// no parent, giving back the original `NodeRef`. -- line 322 ---------------------------------------- -- line 330 ---------------------------------------- . ) -> Result, marker::Edge>, Self> { . const { . assert!(BorrowType::TRAVERSAL_PERMIT); . } . . // We need to use raw pointers to nodes because, if BorrowType is marker::ValMut, . // there might be outstanding mutable references to values that we must not invalidate. . let leaf_ptr: *const _ = Self::as_leaf_ptr(&self); 349 ( 0.00%) unsafe { (*leaf_ptr).parent } . .as_ref() . .map(|parent| Handle { 230 ( 0.00%) node: NodeRef::from_internal(*parent, self.height + 1), 226 ( 0.00%) idx: unsafe { usize::from((*leaf_ptr).parent_idx.assume_init()) }, . _marker: PhantomData, . }) . .ok_or(self) . } . . pub(super) fn first_edge(self) -> Handle { . unsafe { Handle::new_edge(self, 0) } . } -- line 350 ---------------------------------------- -- line 388 ---------------------------------------- . let ptr = Self::as_leaf_ptr(&self); . // SAFETY: there can be no mutable references into this tree borrowed as `Immut`. . unsafe { &*ptr } . } . . /// Borrows a view into the keys stored in the node. . pub(super) fn keys(&self) -> &[K] { . let leaf = self.into_leaf(); 6,452 ( 0.00%) unsafe { leaf.keys.get_unchecked(..usize::from(leaf.len)).assume_init_ref() } . } . } . . impl NodeRef { . /// Similar to `ascend`, gets a reference to a node's parent node, but also . /// deallocates the current node in the process. This is unsafe because the . /// current node will still be accessible despite being deallocated. . pub(super) unsafe fn deallocate_and_ascend( -- line 404 ---------------------------------------- -- line 406 ---------------------------------------- . alloc: A, . ) -> Option, marker::Edge>> { . let height = self.height; . let node = self.node; . let ret = self.ascend().ok(); . unsafe { . alloc.deallocate( . node.cast(), 119 ( 0.00%) if height > 0 { . Layout::new::>() . } else { . Layout::new::>() . }, . ); . } . ret . } -- line 422 ---------------------------------------- -- line 567 ---------------------------------------- . } . } . . impl<'a, K: 'a, V: 'a> NodeRef, K, V, marker::LeafOrInternal> { . /// Sets the node's link to its parent edge, . /// without invalidating other references to the node. . fn set_parent_link(&mut self, parent: NonNull>, parent_idx: usize) { . let leaf = Self::as_leaf_ptr(self); 623 ( 0.00%) unsafe { (*leaf).parent = Some(parent) }; . unsafe { (*leaf).parent_idx.write(parent_idx as u16) }; . } . } . . impl NodeRef { . /// Clears the root's link to its parent edge. . fn clear_parent_link(&mut self) { . let mut root_node = self.borrow_mut(); -- line 583 ---------------------------------------- -- line 633 ---------------------------------------- . } . } . . impl NodeRef { . /// Mutably borrows the owned root node. Unlike `reborrow_mut`, this is safe . /// because the return value cannot be used to destroy the root, and there . /// cannot be other references to the tree. . pub(super) fn borrow_mut(&mut self) -> NodeRef, K, V, Type> { 1,154 ( 0.00%) NodeRef { height: self.height, node: self.node, _marker: PhantomData } . } . . /// Slightly mutably borrows the owned root node. . pub(super) fn borrow_valmut(&mut self) -> NodeRef, K, V, Type> { . NodeRef { height: self.height, node: self.node, _marker: PhantomData } . } . . /// Irreversibly transitions to a reference that permits traversal and offers -- line 649 ---------------------------------------- -- line 663 ---------------------------------------- . pub(super) unsafe fn push_with_handle<'b>( . &mut self, . key: K, . val: V, . ) -> Handle, K, V, marker::Leaf>, marker::KV> { . let len = self.len_mut(); . let idx = usize::from(*len); . assert!(idx < CAPACITY); 2 ( 0.00%) *len += 1; . unsafe { . self.key_area_mut(idx).write(key); . self.val_area_mut(idx).write(val); . Handle::new_kv( . NodeRef { height: self.height, node: self.node, _marker: PhantomData }, . idx, . ) . } -- line 679 ---------------------------------------- -- line 686 ---------------------------------------- . unsafe { self.push_with_handle(key, val).into_val_mut() } . } . } . . impl<'a, K: 'a, V: 'a> NodeRef, K, V, marker::Internal> { . /// Adds a key-value pair, and an edge to go to the right of that pair, . /// to the end of the node. . pub(super) fn push(&mut self, key: K, val: V, edge: Root) { 8 ( 0.00%) assert!(edge.height == self.height - 1); . . let len = self.len_mut(); . let idx = usize::from(*len); . assert!(idx < CAPACITY); 4 ( 0.00%) *len += 1; . unsafe { . self.key_area_mut(idx).write(key); . self.val_area_mut(idx).write(val); . self.edge_area_mut(idx + 1).write(edge.node); . Handle::new_edge(self.reborrow_mut(), idx + 1).correct_parent_link(); . } . } . } -- line 707 ---------------------------------------- -- line 723 ---------------------------------------- . impl NodeRef { . /// Checks whether a node is an `Internal` node or a `Leaf` node. . pub(super) fn force( . self, . ) -> ForceResult< . NodeRef, . NodeRef, . > { 9,422 ( 0.00%) if self.height == 0 { . ForceResult::Leaf(NodeRef { . height: self.height, . node: self.node, . _marker: PhantomData, . }) . } else { . ForceResult::Internal(NodeRef { . height: self.height, -- line 739 ---------------------------------------- -- line 804 ---------------------------------------- . Handle { node, idx, _marker: PhantomData } . } . . pub(super) fn left_edge(self) -> Handle, marker::Edge> { . unsafe { Handle::new_edge(self.node, self.idx) } . } . . pub(super) fn right_edge(self) -> Handle, marker::Edge> { 2,584 ( 0.00%) unsafe { Handle::new_edge(self.node, self.idx + 1) } . } . } . . impl PartialEq . for Handle, HandleType> . { . fn eq(&self, other: &Self) -> bool { . let Self { node, idx, _marker } = self; -- line 820 ---------------------------------------- -- line 862 ---------------------------------------- . /// . /// # Safety . /// . /// The reborrow must have ended, i.e., the reference returned by `new` and . /// all pointers and references derived from it, must not be used anymore. . pub(super) unsafe fn awaken<'a>( . self, . ) -> Handle, K, V, NodeType>, HandleType> { 2,430 ( 0.00%) Handle { node: unsafe { self.node.awaken() }, idx: self.idx, _marker: PhantomData } . } . } . . impl Handle, marker::Edge> { . /// Creates a new handle to an edge in `node`. . /// Unsafe because the caller must ensure that `idx <= node.len()`. . pub(super) unsafe fn new_edge(node: NodeRef, idx: usize) -> Self { . debug_assert!(idx <= node.len()); -- line 878 ---------------------------------------- -- line 888 ---------------------------------------- . } else { . Err(self) . } . } . . pub(super) fn right_kv( . self, . ) -> Result, marker::KV>, Self> { 4,058 ( 0.00%) if self.idx < self.node.len() { . Ok(unsafe { Handle::new_kv(self.node, self.idx) }) . } else { . Err(self) . } . } . } . . pub(super) enum LeftOrRight { -- line 904 ---------------------------------------- -- line 909 ---------------------------------------- . /// Given an edge index where we want to insert into a node filled to capacity, . /// computes a sensible KV index of a split point and where to perform the insertion. . /// The goal of the split point is for its key and value to end up in a parent node; . /// the keys, values and edges to the left of the split point become the left child; . /// the keys, values and edges to the right of the split point become the right child. . fn splitpoint(edge_idx: usize) -> (usize, LeftOrRight) { . debug_assert!(edge_idx <= CAPACITY); . // Rust issue #74834 tries to explain these symmetric rules. 348 ( 0.00%) match edge_idx { 354 ( 0.00%) 0..EDGE_IDX_LEFT_OF_CENTER => (KV_IDX_CENTER - 1, LeftOrRight::Left(edge_idx)), . EDGE_IDX_LEFT_OF_CENTER => (KV_IDX_CENTER, LeftOrRight::Left(edge_idx)), . EDGE_IDX_RIGHT_OF_CENTER => (KV_IDX_CENTER, LeftOrRight::Right(0)), 110 ( 0.00%) _ => (KV_IDX_CENTER + 1, LeftOrRight::Right(edge_idx - (KV_IDX_CENTER + 1 + 1))), . } . } . . impl<'a, K: 'a, V: 'a> Handle, K, V, marker::Leaf>, marker::Edge> { . /// Inserts a new key-value pair between the key-value pairs to the right and left of . /// this edge. This method assumes that there is enough space in the node for the new . /// pair to fit. . unsafe fn insert_fit( . mut self, . key: K, . val: V, . ) -> Handle, K, V, marker::Leaf>, marker::KV> { . debug_assert!(self.node.len() < CAPACITY); 739 ( 0.00%) let new_len = self.node.len() + 1; . . unsafe { 701 ( 0.00%) slice_insert(self.node.key_area_mut(..new_len), self.idx, key); 3,052 ( 0.00%) slice_insert(self.node.val_area_mut(..new_len), self.idx, val); 739 ( 0.00%) *self.node.len_mut() = new_len as u16; . 3,155 ( 0.00%) Handle::new_kv(self.node, self.idx) . } . } . } . . impl<'a, K: 'a, V: 'a> Handle, K, V, marker::Leaf>, marker::Edge> { . /// Inserts a new key-value pair between the key-value pairs to the right and left of . /// this edge. This method splits the node if there isn't enough room. . /// -- line 950 ---------------------------------------- -- line 954 ---------------------------------------- . self, . key: K, . val: V, . alloc: A, . ) -> ( . Option>, . Handle, marker::KV>, . ) { 739 ( 0.00%) if self.node.len() < CAPACITY { . // SAFETY: There is enough space in the node for insertion. . let handle = unsafe { self.insert_fit(key, val) }; . (None, handle.dormant()) . } else { 99 ( 0.00%) let (middle_kv_idx, insertion) = splitpoint(self.idx); 99 ( 0.00%) let middle = unsafe { Handle::new_kv(self.node, middle_kv_idx) }; . let mut result = middle.split(alloc); 495 ( 0.00%) let insertion_edge = match insertion { . LeftOrRight::Left(insert_idx) => unsafe { . Handle::new_edge(result.left.reborrow_mut(), insert_idx) . }, . LeftOrRight::Right(insert_idx) => unsafe { . Handle::new_edge(result.right.borrow_mut(), insert_idx) . }, . }; . // SAFETY: We just split the node, so there is enough space for . // insertion. . let handle = unsafe { insertion_edge.insert_fit(key, val).dormant() }; 501 ( 0.00%) (Some(result), handle) . } . } . } . . impl<'a, K, V> Handle, K, V, marker::Internal>, marker::Edge> { . /// Fixes the parent pointer and index in the child node that this edge . /// links to. This is useful when the ordering of edges has been changed, . fn correct_parent_link(self) { -- line 989 ---------------------------------------- -- line 1000 ---------------------------------------- . /// between this edge and the key-value pair to the right of this edge. This method assumes . /// that there is enough space in the node for the new pair to fit. . fn insert_fit(&mut self, key: K, val: V, edge: Root) { . debug_assert!(self.node.len() < CAPACITY); . debug_assert!(edge.height == self.node.height - 1); . let new_len = self.node.len() + 1; . . unsafe { 2 ( 0.00%) slice_insert(self.node.key_area_mut(..new_len), self.idx, key); . slice_insert(self.node.val_area_mut(..new_len), self.idx, val); 109 ( 0.00%) slice_insert(self.node.edge_area_mut(..new_len + 1), self.idx + 1, edge.node); 109 ( 0.00%) *self.node.len_mut() = new_len as u16; . . self.node.correct_childrens_parent_links(self.idx + 1..new_len + 1); . } . } . . /// Inserts a new key-value pair and an edge that will go to the right of that new pair . /// between this edge and the key-value pair to the right of this edge. This method splits . /// the node if there isn't enough room. . fn insert( . mut self, . key: K, . val: V, . edge: Root, . alloc: A, . ) -> Option> { 218 ( 0.00%) assert!(edge.height == self.node.height - 1); . 109 ( 0.00%) if self.node.len() < CAPACITY { . self.insert_fit(key, val, edge); . None . } else { . let (middle_kv_idx, insertion) = splitpoint(self.idx); . let middle = unsafe { Handle::new_kv(self.node, middle_kv_idx) }; . let mut result = middle.split(alloc); 28 ( 0.00%) let mut insertion_edge = match insertion { . LeftOrRight::Left(insert_idx) => unsafe { . Handle::new_edge(result.left.reborrow_mut(), insert_idx) . }, . LeftOrRight::Right(insert_idx) => unsafe { . Handle::new_edge(result.right.borrow_mut(), insert_idx) . }, . }; . insertion_edge.insert_fit(key, val, edge); 56 ( 0.00%) Some(result) . } . } . } . . impl<'a, K: 'a, V: 'a> Handle, K, V, marker::Leaf>, marker::Edge> { . /// Inserts a new key-value pair between the key-value pairs to the right and left of . /// this edge. This method splits the node if there isn't enough room, and tries to . /// insert the split off portion into the parent node recursively, until the root is reached. . /// . /// If the returned result is some `SplitResult`, the `left` field will be the root node. . /// The returned pointer points to the inserted value, which in the case of `SplitResult` . /// is in the `left` or `right` tree. 5,189 ( 0.00%) pub(super) fn insert_recursing( . self, . key: K, . value: V, . alloc: A, . split_root: impl FnOnce(SplitResult<'a, K, V, marker::LeafOrInternal>), . ) -> Handle, K, V, marker::Leaf>, marker::KV> { 3,094 ( 0.00%) let (mut split, handle) = match self.insert(key, value, alloc.clone()) { . // SAFETY: we have finished splitting and can now re-awaken the . // handle to the inserted element. . (None, handle) => return unsafe { handle.awaken() }, 108 ( 0.00%) (Some(split), handle) => (split.forget_node_type(), handle), . }; . . loop { . split = match split.left.ascend() { . Ok(parent) => { 436 ( 0.00%) match parent.insert(split.kv.0, split.kv.1, split.right, alloc.clone()) { . // SAFETY: we have finished splitting and can now re-awaken the . // handle to the inserted element. . None => return unsafe { handle.awaken() }, 14 ( 0.00%) Some(split) => split.forget_node_type(), . } . } . Err(root) => { 23 ( 0.00%) split_root(SplitResult { left: root, ..split }); . // SAFETY: we have finished splitting and can now re-awaken the . // handle to the inserted element. . return unsafe { handle.awaken() }; . } . }; . } 5,912 ( 0.00%) } . } . . impl . Handle, marker::Edge> . { . /// Finds the node pointed to by this edge. . /// . /// The method name assumes you picture trees with the root node on top. -- line 1098 ---------------------------------------- -- line 1107 ---------------------------------------- . // We need to use raw pointers to nodes because, if BorrowType is . // marker::ValMut, there might be outstanding mutable references to . // values that we must not invalidate. There's no worry accessing the . // height field because that value is copied. Beware that, once the . // node pointer is dereferenced, we access the edges array with a . // reference (Rust issue #73987) and invalidate any other references . // to or inside the array, should any be around. . let parent_ptr = NodeRef::as_internal_ptr(&self.node); 226 ( 0.00%) let node = unsafe { (*parent_ptr).edges.get_unchecked(self.idx).assume_init_read() }; . NodeRef { node, height: self.node.height - 1, _marker: PhantomData } . } . } . . impl<'a, K: 'a, V: 'a, NodeType> Handle, K, V, NodeType>, marker::KV> { . pub(super) fn into_kv(self) -> (&'a K, &'a V) { . debug_assert!(self.idx < self.node.len()); . let leaf = self.node.into_leaf(); -- line 1123 ---------------------------------------- -- line 1216 ---------------------------------------- . } . . impl<'a, K: 'a, V: 'a, NodeType> Handle, K, V, NodeType>, marker::KV> { . /// Helps implementations of `split` for a particular `NodeType`, . /// by taking care of leaf data. . fn split_leaf_data(&mut self, new_node: &mut LeafNode) -> (K, V) { . debug_assert!(self.idx < self.node.len()); . let old_len = self.node.len(); 339 ( 0.00%) let new_len = old_len - self.idx - 1; 113 ( 0.00%) new_node.len = new_len as u16; . unsafe { . let k = self.node.key_area_mut(self.idx).assume_init_read(); . let v = self.node.val_area_mut(self.idx).assume_init_read(); . . move_to_slice( 1 ( 0.00%) self.node.key_area_mut(self.idx + 1..old_len), 113 ( 0.00%) &mut new_node.keys[..new_len], . ); . move_to_slice( . self.node.val_area_mut(self.idx + 1..old_len), 113 ( 0.00%) &mut new_node.vals[..new_len], . ); . 211 ( 0.00%) *self.node.len_mut() = self.idx as u16; 11 ( 0.00%) (k, v) . } . } . } . . impl<'a, K: 'a, V: 'a> Handle, K, V, marker::Leaf>, marker::KV> { . /// Splits the underlying node into three parts: . /// . /// - The node is truncated to only contain the key-value pairs to the left of -- line 1248 ---------------------------------------- -- line 1288 ---------------------------------------- . pub(super) fn split( . mut self, . alloc: A, . ) -> SplitResult<'a, K, V, marker::Internal> { . let old_len = self.node.len(); . unsafe { . let mut new_node = InternalNode::new(alloc); . let kv = self.split_leaf_data(&mut new_node.data); 28 ( 0.00%) let new_len = usize::from(new_node.data.len); . move_to_slice( . self.node.edge_area_mut(self.idx + 1..old_len + 1), 14 ( 0.00%) &mut new_node.edges[..new_len + 1], . ); . . // SAFETY: self is `marker::Internal`, so `self.node.height` is positive . let height = NonZero::new_unchecked(self.node.height); . let right = NodeRef::from_new_internal(new_node, height); . . SplitResult { left: self.node, kv, right } . } -- line 1307 ---------------------------------------- -- line 1819 ---------------------------------------- . /// . /// # Safety . /// The slice has more than `idx` elements. . unsafe fn slice_insert(slice: &mut [MaybeUninit], idx: usize, val: T) { . unsafe { . let len = slice.len(); . debug_assert!(len > idx); . let slice_ptr = slice.as_mut_ptr(); 3,048 ( 0.00%) if len > idx + 1 { 126 ( 0.00%) ptr::copy(slice_ptr.add(idx), slice_ptr.add(idx + 1), len - idx - 1); . } . (*slice_ptr.add(idx)).write(val); . } . } . . /// Removes and returns a value from a slice of all initialized elements, leaving behind one . /// trailing uninitialized element. . /// -- line 1836 ---------------------------------------- -- line 1868 ---------------------------------------- . ptr::copy(slice_ptr, slice_ptr.add(distance), slice.len() - distance); . } . } . . /// Moves all values from a slice of initialized elements to a slice . /// of uninitialized elements, leaving behind `src` as all uninitialized. . /// Works like `dst.copy_from_slice(src)` but does not require `T` to be `Copy`. . fn move_to_slice(src: &mut [MaybeUninit], dst: &mut [MaybeUninit]) { 28 ( 0.00%) assert!(src.len() == dst.len()); . unsafe { . ptr::copy_nonoverlapping(src.as_ptr(), dst.as_mut_ptr(), src.len()); . } . } . . #[cfg(test)] . mod tests; 6,557 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/inline_trait_bounds.rs -------------------------------------------------------------------------------- Ir -- line 43 ---------------------------------------- . #[derive(Default)] . pub struct InlineTraitBounds { . /// The top-level item onto which `#[automatically_derived]` has been encountered . automatically_derived_at: Option, . } . . impl EarlyLintPass for InlineTraitBounds { . fn check_item(&mut self, _: &EarlyContext<'_>, item: &rustc_ast::Item) { 1,299 ( 0.00%) if self.automatically_derived_at.is_none() . && item . .attrs() . .iter() . .any(|attr| attr.has_name(sym::automatically_derived)) . { 52 ( 0.00%) self.automatically_derived_at = Some(item.id); . } . } . . fn check_item_post(&mut self, _: &EarlyContext<'_>, item: &rustc_ast::Item) { . self.automatically_derived_at.take_if(|id| *id == item.id); . } . 19,810 ( 0.00%) fn check_fn(&mut self, cx: &EarlyContext<'_>, kind: FnKind<'_>, _: Span, _: NodeId) { 5,660 ( 0.00%) let FnKind::Fn(ctxt, _vis, f) = kind else { . return; . }; . . // Skip foreign functions (extern "C" etc.) 11,264 ( 0.00%) if !matches!(ctxt, FnCtxt::Free | FnCtxt::Assoc(..)) { . return; . } . . // Skip automatically derived functions . if self.automatically_derived_at.is_some() { . return; . } . 11,188 ( 0.00%) if f.sig.span.in_external_macro(cx.sess().source_map()) { . return; . } . . lint_fn(cx, f); 22,640 ( 0.00%) } . } . . fn lint_fn(cx: &EarlyContext<'_>, f: &Fn) { . let generics = &f.generics; . let offenders: Vec<&GenericParam> = generics . .params . .iter() . .filter(|param| { 2,269 ( 0.00%) !param.bounds.is_empty() && matches!(param.kind, GenericParamKind::Lifetime | GenericParamKind::Type { .. }) . }) . .collect(); 2,797 ( 0.00%) if offenders.is_empty() { . return; . } . . let predicates = offenders . .iter() 12 ( 0.00%) .map(|param| build_predicate_text(cx, param)) 6,790 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/inline_trait_bounds.rs:clippy_lints::inline_trait_bounds::build_predicate_text (4x) . .collect::>(); . . let mut edits = Vec::new(); . 4 ( 0.00%) for param in offenders { 12 ( 0.00%) if let Some(colon) = param.colon_span { 4 ( 0.00%) let remove_span = colon.to(param.bounds.last().unwrap().span()); 372 ( 0.00%) => ???:::to (4x) . . edits.push((remove_span, String::new())); . } . } . . let predicate_text = predicates.join(", "); . . let where_clause = &generics.where_clause; 12 ( 0.00%) if where_clause.has_where_token { . let (insert_at, suffix) = if let Some(last_pred) = where_clause.predicates.last() { . // existing `where` with predicates: append after last predicate 12 ( 0.00%) (last_pred.span.shrink_to_hi(), format!(", {predicate_text}")) . } else { . // `where` token present but empty predicate list . (where_clause.span.shrink_to_hi(), format!(" {predicate_text}")) . }; . 6 ( 0.00%) edits.push((insert_at, suffix)); . } else { 6 ( 0.00%) let insert_at = match &f.sig.decl.output { . FnRetTy::Default(span) => span.shrink_to_lo(), 12 ( 0.00%) FnRetTy::Ty(ty) => ty.span.shrink_to_hi(), . }; 14 ( 0.00%) edits.push((insert_at, format!(" where {predicate_text}"))); . } . 32 ( 0.00%) span_lint_and_then( 3,250 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_utils::diagnostics::span_lint_and_then:: (4x) . cx, . INLINE_TRAIT_BOUNDS, 4 ( 0.00%) generics.span, . "inline trait bounds used", 16 ( 0.00%) |diag| { . diag.multipart_suggestion( . "move bounds to a `where` clause", . edits, . Applicability::MachineApplicable, . ); . }, . ); 8 ( 0.00%) } 152 ( 0.00%) => ???:__rustc::__rdl_dealloc (4x) . 20 ( 0.00%) fn build_predicate_text(cx: &EarlyContext<'_>, param: &GenericParam) -> String { . // bounds is guaranteed non-empty by the filter in `lint_fn` . let first = param.bounds.first().unwrap(); . let last = param.bounds.last().unwrap(); . 8 ( 0.00%) let bounds_span = first.span().to(last.span()); 372 ( 0.00%) => ???:::to (4x) . 4 ( 0.00%) let lhs = snippet(cx, param.ident.span, ".."); . . let rhs = snippet(cx, bounds_span, ".."); . 24 ( 0.00%) format!("{lhs}: {rhs}") 28 ( 0.00%) } 2,819 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/misc.rs -------------------------------------------------------------------------------- Ir -- line 96 ---------------------------------------- . declare_lint_pass!(LintPass => [ . SHORT_CIRCUIT_STATEMENT, . USED_UNDERSCORE_BINDING, . USED_UNDERSCORE_ITEMS, . ]); . . impl<'tcx> LateLintPass<'tcx> for LintPass { . fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) { 4,878 ( 0.00%) if let StmtKind::Semi(expr) = stmt.kind 1,276 ( 0.00%) && let ExprKind::Binary(binop, a, b) = &expr.kind . && matches!(binop.node, BinOpKind::And | BinOpKind::Or) . && !stmt.span.from_expansion() . && expr.span.eq_ctxt(stmt.span) . { . span_lint_hir_and_then( . cx, . SHORT_CIRCUIT_STATEMENT, . expr.hir_id, -- line 113 ---------------------------------------- -- line 117 ---------------------------------------- . let mut app = Applicability::MachineApplicable; . let test = Sugg::hir_with_context(cx, a, expr.span.ctxt(), "_", &mut app); . let test = if binop.node == BinOpKind::Or { !test } else { test }; . let then = Sugg::hir_with_context(cx, b, expr.span.ctxt(), "_", &mut app); . diag.span_suggestion(stmt.span, "replace it with", format!("if {test} {{ {then}; }}"), app); . }, . ); . } 2,120 ( 0.00%) } . 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 133,200 ( 0.01%) if expr.span.in_external_macro(cx.sess().source_map()) 129,042 ( 0.01%) || expr.span.desugaring_kind().is_some() 4,061,094 ( 0.16%) => ???:::desugaring_kind (43,014x) 336,800 ( 0.01%) || in_automatically_derived(cx.tcx, expr.hir_id) 45,606,356 ( 1.79%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::in_automatically_derived (42,100x) . { . return; . } . . used_underscore_binding(cx, expr); . used_underscore_items(cx, expr); 355,200 ( 0.01%) } . } . . fn used_underscore_items<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 240,052 ( 0.01%) let (def_id, ident) = match expr.kind { 5,748 ( 0.00%) ExprKind::Call(func, ..) => { 28,226 ( 0.00%) if let ExprKind::Path(QPath::Resolved(.., path)) = func.kind . && let Some(last_segment) = path.segments.last() . && let Res::Def(_, def_id) = last_segment.res . { . (def_id, last_segment.ident) . } else { . return; . } . }, . ExprKind::MethodCall(path, ..) => { 11,358 ( 0.00%) if let Some(def_id) = cx.typeck_results().type_dependent_def_id(expr.hir_id) { 194,050 ( 0.01%) => ???:::type_dependent_def_id (3,786x) 3,786 ( 0.00%) (def_id, path.ident) . } else { . return; . } 3,786 ( 0.00%) }, . ExprKind::Struct(QPath::Resolved(_, path), ..) => { 102 ( 0.00%) if let Some(last_segment) = path.segments.last() . && let Res::Def(_, def_id) = last_segment.res . { . (def_id, last_segment.ident) . } else { . return; . } . }, . _ => return, . }; . . let name = ident.name.as_str(); . let definition_span = cx.tcx.def_span(def_id); 9,122 ( 0.00%) if name.starts_with('_') 2 ( 0.00%) && !name.starts_with("__") . && !definition_span.from_expansion() . && def_id.is_local() . && !cx.tcx.is_foreign_item(def_id) . { . span_lint_and_then( . cx, . USED_UNDERSCORE_ITEMS, . expr.span, -- line 182 ---------------------------------------- -- line 184 ---------------------------------------- . |diag| { . diag.span_note(definition_span, "item is defined here".to_string()); . }, . ); . } . } . . fn used_underscore_binding<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 240,646 ( 0.01%) let (definition_hir_id, ident) = match expr.kind { . ExprKind::Path(ref qpath) => { 71,584 ( 0.00%) if let QPath::Resolved(None, path) = qpath 88,059 ( 0.00%) && let Res::Local(id) = path.res 240 ( 0.00%) && is_used(cx, expr) . { 58,445 ( 0.00%) (id, last_path_segment(qpath).ident) 140,268 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::last_path_segment (11,689x) . } else { . return; . } 11,689 ( 0.00%) }, 2,367 ( 0.00%) ExprKind::Field(recv, ident) => { 789 ( 0.00%) if let Some(adt_def) = cx.typeck_results().expr_ty_adjusted(recv).ty_adt_def() 49,461 ( 0.00%) => ???:::expr_ty_adjusted (789x) . && let Some(field) = adt_def.all_fields().find(|field| field.name == ident.name) . && let Some(local_did) = field.did.as_local() 105 ( 0.00%) && !cx.tcx.type_of(field.did).skip_binder().is_phantom_data() . { . (cx.tcx.local_def_id_to_hir_id(local_did), ident) . } else { . return; . } . }, . _ => return, . }; . . let name = ident.name.as_str(); 12,196 ( 0.00%) if name.starts_with('_') . && !name.starts_with("__") . && let definition_span = cx.tcx.hir_span(definition_hir_id) . && !definition_span.from_expansion() . && !fulfill_or_allowed(cx, USED_UNDERSCORE_BINDING, [expr.hir_id, definition_hir_id]) . { . span_lint_and_then( . cx, . USED_UNDERSCORE_BINDING, -- line 226 ---------------------------------------- -- line 232 ---------------------------------------- . ); . } . } . . /// Heuristic to see if an expression is used. Should be compatible with . /// `unused_variables`'s idea . /// of what it means for an expression to be "used". . fn is_used(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 192,019 ( 0.01%) get_parent_expr(cx, expr).is_none_or(|parent| match parent.kind { 4,428,081 ( 0.17%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr (34,077x) 120 ( 0.00%) ExprKind::Assign(_, rhs, _) | ExprKind::AssignOp(_, _, rhs) => { 600 ( 0.00%) SpanlessEq::new(cx).eq_expr(parent.span.ctxt(), rhs, expr) 358,119 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr (120x) . }, . _ => is_used(cx, parent), . }) . } 256,973 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/redundant_async_block.rs -------------------------------------------------------------------------------- Ir -- line 35 ---------------------------------------- . pub REDUNDANT_ASYNC_BLOCK, . complexity, . "`async { future.await }` can be replaced by `future`" . } . . declare_lint_pass!(RedundantAsyncBlock => [REDUNDANT_ASYNC_BLOCK]); . . impl<'tcx> LateLintPass<'tcx> for RedundantAsyncBlock { 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 44,400 ( 0.00%) let span = expr.span; 177,600 ( 0.01%) if !span.in_external_macro(cx.tcx.sess.source_map()) && 344,112 ( 0.01%) let Some(body_expr) = desugar_async_block(cx, expr) && 431,316 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/redundant_async_block.rs:clippy_lints::redundant_async_block::desugar_async_block (43,014x) . let Some(expr) = desugar_await(peel_blocks(body_expr)) && . // The await prefix must not come from a macro as its content could change in the future. . expr.span.eq_ctxt(body_expr.span) && . // The await prefix must implement Future, as implementing IntoFuture is not enough. . let Some(future_trait) = cx.tcx.lang_items().future_trait() && . implements_trait(cx, cx.typeck_results().expr_ty(expr), future_trait, &[]) && . // An async block does not have immediate side-effects from a `.await` point-of-view. . (!expr.can_have_side_effects() || desugar_async_block(cx, expr).is_some()) && -- line 54 ---------------------------------------- -- line 59 ---------------------------------------- . REDUNDANT_ASYNC_BLOCK, . span, . "this async expression only awaits a single future", . "you can reduce it to", . snippet(cx, shortened_span, "..").into_owned(), . Applicability::MachineApplicable, . ); . } 355,200 ( 0.01%) } . } . . /// If `expr` is a desugared `async` block, return the original expression if it does not capture . /// any variable by ref. 129,042 ( 0.01%) fn desugar_async_block<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) -> Option<&'tcx Expr<'tcx>> { 86,028 ( 0.00%) if let ExprKind::Closure(Closure { body, def_id, kind, .. }) = expr.kind 42 ( 0.00%) && let body = cx.tcx.hir_body(*body) 1,078 ( 0.00%) => ???:::hir_body (14x) 28 ( 0.00%) && matches!( . kind, . ClosureKind::Coroutine(CoroutineKind::Desugared( . CoroutineDesugaring::Async, . CoroutineSource::Block . )) . ) . { . cx.typeck_results() -- line 83 ---------------------------------------- -- line 89 ---------------------------------------- . .iter() . .all(|place| matches!(place.info.capture_kind, UpvarCapture::ByValue)) . }) . }) . .then_some(body.value) . } else { . None . } 172,056 ( 0.01%) } 43,042 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/def.rs -------------------------------------------------------------------------------- Ir -- line 91 ---------------------------------------- . DeriveHelper, . /// Single-segment custom attribute registered by a derive macro . /// but used before that derive macro was expanded (deprecated). . DeriveHelperCompat, . } . . /// What kind of definition something is; e.g., `mod` vs `struct`. . /// `enum DefPathData` may need to be updated if a new variant is added here. 14,208 ( 0.00%) #[derive(Clone, Copy, PartialEq, Eq, Encodable, Decodable, Hash, Debug, StableHash)] . pub enum DefKind { . // Type namespace . Mod, . /// Refers to the struct itself, [`DefKind::Ctor`] refers to its constructor if it exists. . Struct, . Union, . Enum, . /// Refers to the variant itself, [`DefKind::Ctor`] refers to its constructor if it exists. -- line 107 ---------------------------------------- -- line 264 ---------------------------------------- . | DefKind::Use . | DefKind::ExternCrate => "an", . DefKind::Macro(kinds) => kinds.article(), . _ => "a", . } . } . . pub fn ns(&self) -> Option { 90 ( 0.00%) match self { . DefKind::Mod . | DefKind::Struct . | DefKind::Union . | DefKind::Enum . | DefKind::Variant . | DefKind::Trait . | DefKind::TyAlias . | DefKind::ForeignTy -- line 280 ---------------------------------------- -- line 360 ---------------------------------------- . . #[inline] . pub fn is_adt(self) -> bool { . matches!(self, DefKind::Struct | DefKind::Union | DefKind::Enum) . } . . #[inline] . pub fn is_fn_like(self) -> bool { 40 ( 0.00%) matches!( 40 ( 0.00%) self, . DefKind::Fn | DefKind::AssocFn | DefKind::Closure | DefKind::SyntheticCoroutineBody . ) . } . . /// Whether the corresponding item has generic parameters, i.e. the `generics_of` query works. . pub fn has_generics(self) -> bool { . match self { . DefKind::AnonConst -- line 377 ---------------------------------------- -- line 467 ---------------------------------------- . /// - `String` will resolve to [`Res::Def`], and the `Res` will include the [`DefId`] . /// for `String` as defined in the standard library; . /// - `String::from` will also resolve to [`Res::Def`], with the [`DefId`] . /// pointing to `String::from`; . /// - `s` will resolve to [`Res::Local`]; . /// - the call to `str_to_string` will resolve to [`Res::Def`], with the [`DefId`] . /// pointing to the definition of `str_to_string` in the current crate. . // 6,813 ( 0.00%) #[derive(Clone, Copy, PartialEq, Eq, Encodable, Decodable, Hash, Debug, StableHash)] . pub enum Res { . /// Definition having a unique ID (`DefId`), corresponds to something defined in user code. . /// . /// **Not bound to a specific namespace.** . Def(DefKind, DefId), . . // Type namespace . /// A primitive type such as `i32` or `str`. -- line 483 ---------------------------------------- -- line 634 ---------------------------------------- . #[inline] . pub fn expect_full_res(&self) -> Res { . self.full_res().expect("unexpected unresolved segments") . } . } . . /// Different kinds of symbols can coexist even if they share the same textual name. . /// Therefore, they each have a separate universe (known as a "namespace"). 16 ( 0.00%) #[derive(Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash, Debug, Encodable, Decodable)] . #[derive(StableHash)] . pub enum Namespace { . /// The type namespace includes `struct`s, `enum`s, `union`s, `trait`s, and `mod`s . /// (and, by extension, crates). . /// . /// Note that the type namespace includes other items; this is not an . /// exhaustive list. . TypeNS, -- line 650 ---------------------------------------- -- line 784 ---------------------------------------- . where . Id: Debug, . { . self.opt_def_id().unwrap_or_else(|| panic!("attempted .def_id() on invalid res: {self:?}")) . } . . /// Return `Some(..)` with the `DefId` of this `Res` if it has a ID, else `None`. . pub fn opt_def_id(&self) -> Option { 139,746 ( 0.01%) match *self { 88,591 ( 0.00%) Res::Def(_, id) => Some(id), . . Res::Local(..) . | Res::PrimTy(..) . | Res::SelfTyParam { .. } . | Res::SelfTyAlias { .. } . | Res::SelfCtor(..) . | Res::ToolMod . | Res::OpenMod(..) -- line 801 ---------------------------------------- -- line 893 ---------------------------------------- . Res::Def(DefKind::Macro(kinds), _) => Some(kinds), . Res::NonMacroAttr(..) => Some(MacroKinds::ATTR), . _ => None, . } . } . . /// Returns `None` if this is `Res::Err` . pub fn ns(&self) -> Option { 30 ( 0.00%) match self { . Res::Def(kind, ..) => kind.ns(), . Res::PrimTy(..) . | Res::SelfTyParam { .. } . | Res::SelfTyAlias { .. } . | Res::ToolMod . | Res::OpenMod(..) => Some(Namespace::TypeNS), . Res::SelfCtor(..) | Res::Local(..) => Some(Namespace::ValueNS), . Res::NonMacroAttr(..) => Some(Namespace::MacroNS), -- line 909 ---------------------------------------- 43,495 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/cmp.rs -------------------------------------------------------------------------------- Ir -- line 13 ---------------------------------------- . #[rustc_const_unstable(feature = "const_cmp", issue = "143800")] . const impl PartialEq<[U]> for [T] . where . T: [const] PartialEq, . { . #[inline] . fn eq(&self, other: &[U]) -> bool { . let len = self.len(); 9,277 ( 0.00%) if len == other.len() { . // SAFETY: Just checked that they're the same length, and the pointers . // come from references-to-slices so they're guaranteed readable. . unsafe { SlicePartialEq::equal_same_length(self.as_ptr(), other.as_ptr(), len) } . } else { . false . } . } . } -- line 29 ---------------------------------------- -- line 149 ---------------------------------------- . { . #[inline] . unsafe fn equal_same_length(lhs: *const Self, rhs: *const B, len: usize) -> bool { . // SAFETY: by our precondition, `lhs` and `rhs` are guaranteed to be valid . // for reading `len` values, which also means the size is guaranteed . // not to overflow because it exists in memory; . unsafe { . let size = crate::intrinsics::unchecked_mul(len, Self::SIZE); 278,435 ( 0.01%) compare_bytes(lhs as _, rhs as _, size) == 0 19 ( 0.00%) => ???:0x0000000000173660 (1x) . } . } . } . . #[doc(hidden)] . #[rustc_const_unstable(feature = "const_cmp", issue = "143800")] . // intermediate trait for specialization of slice's PartialOrd . const trait SlicePartialOrd: Sized { -- line 165 ---------------------------------------- -- line 382 ---------------------------------------- . fn slice_contains(&self, x: &[Self]) -> bool; . } . . impl SliceContains for T . where . T: PartialEq, . { . default fn slice_contains(&self, x: &[Self]) -> bool { 89 ( 0.00%) x.iter().any(|y| *y == *self) 2 ( 0.00%) } . } . . impl SliceContains for T { . #[inline] . fn slice_contains(&self, x: &[Self]) -> bool { . // SAFETY: `UnsignedBytewiseOrd` guarantees that `Self` has the same . // layout as `u8` and is initialized, so both the value and slice can . // be read as bytes. -- line 399 ---------------------------------------- -- line 429 ---------------------------------------- . // SIMD . let mut chunks = arr.chunks_exact(LANE_COUNT); . for chunk in &mut chunks { . if chunk.iter().fold(false, |acc, x| acc | (*x == *self)) { . return true; . } . } . // Scalar remainder 34 ( 0.00%) return chunks.remainder().iter().any(|x| *x == *self); . } . } . )* . }; . } . . impl_slice_contains!(u16, u32, u64, i16, i32, i64, f32, f64, usize, isize, char); 44,299 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/str_utils.rs -------------------------------------------------------------------------------- Ir -- line 63 ---------------------------------------- . /// assert_eq!(camel_case_start("AbcDef"), StrIndex::new(0, 0)); . /// assert_eq!(camel_case_start("abcDef"), StrIndex::new(3, 3)); . /// assert_eq!(camel_case_start("ABCD"), StrIndex::new(4, 4)); . /// assert_eq!(camel_case_start("abcd"), StrIndex::new(4, 4)); . /// assert_eq!(camel_case_start("\u{f6}\u{f6}cd"), StrIndex::new(4, 6)); . /// ``` . #[must_use] . pub fn camel_case_start(s: &str) -> StrIndex { 24 ( 0.00%) camel_case_start_from_idx(s, 0) 1,350 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::camel_case_start_from_idx (6x) . } . . /// Returns `StrIndex` of the last camel-case component of `s[idx..]`. . /// . /// ```no_run . /// # use clippy_utils::str_utils::{camel_case_start_from_idx, StrIndex}; . /// assert_eq!(camel_case_start_from_idx("AbcDef", 0), StrIndex::new(0, 0)); . /// assert_eq!(camel_case_start_from_idx("AbcDef", 1), StrIndex::new(3, 3)); . /// assert_eq!(camel_case_start_from_idx("AbcDefGhi", 0), StrIndex::new(0, 0)); . /// assert_eq!(camel_case_start_from_idx("AbcDefGhi", 1), StrIndex::new(3, 3)); . /// assert_eq!(camel_case_start_from_idx("Abcdefg", 1), StrIndex::new(7, 7)); . /// ``` 120 ( 0.00%) pub fn camel_case_start_from_idx(s: &str, start_idx: usize) -> StrIndex { . let char_count = s.chars().count(); . let range = 0..char_count; . let mut iter = range.rev().zip(s.char_indices().rev()); . if let Some((_, (_, first))) = iter.next() { . if !first.is_lowercase() { . return StrIndex::new(char_count, s.len()); . } . } else { . return StrIndex::new(char_count, s.len()); . } . . let mut down = true; . let mut last_index = StrIndex::new(char_count, s.len()); . for (char_index, (byte_index, c)) in iter { 142 ( 0.00%) if byte_index < start_idx { . break; . } 124 ( 0.00%) if down { . if c.is_uppercase() { . down = false; . last_index.byte_index = byte_index; . last_index.char_index = char_index; . } else if !c.is_lowercase() { . return last_index; . } . } else if c.is_lowercase() { -- line 110 ---------------------------------------- -- line 113 ---------------------------------------- . last_index.byte_index = byte_index; . last_index.char_index = char_index; . } else { . return last_index; . } . } . . last_index 96 ( 0.00%) } . . /// Get the indexes of camel case components of a string `s` . /// . /// ```no_run . /// # use clippy_utils::str_utils::{camel_case_indices, StrIndex}; . /// assert_eq!( . /// camel_case_indices("AbcDef"), . /// vec![StrIndex::new(0, 0), StrIndex::new(3, 3), StrIndex::new(6, 6)] . /// ); . /// assert_eq!( . /// camel_case_indices("abcDef"), . /// vec![StrIndex::new(3, 3), StrIndex::new(6, 6)] . /// ); . /// ``` 60 ( 0.00%) pub fn camel_case_indices(s: &str) -> Vec { . let mut result = Vec::new(); . let mut str_idx = camel_case_start(s); . 24 ( 0.00%) while str_idx.byte_index < s.len() { 6 ( 0.00%) let next_idx = str_idx.byte_index + 1; . result.push(str_idx); 36 ( 0.00%) str_idx = camel_case_start_from_idx(s, next_idx); 1,296 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::camel_case_start_from_idx (6x) . } . result.push(str_idx); . 18 ( 0.00%) result 48 ( 0.00%) } . . /// Split camel case string into a vector of its components . /// . /// ```no_run . /// # use clippy_utils::str_utils::{camel_case_split, StrIndex}; . /// assert_eq!(camel_case_split("AbcDef"), vec!["Abc", "Def"]); . /// ``` 66 ( 0.00%) pub fn camel_case_split(s: &str) -> Vec<&str> { 6 ( 0.00%) let mut offsets = camel_case_indices(s) 3,660 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::camel_case_indices (6x) . .iter() . .map(|e| e.byte_index) . .collect::>(); 12 ( 0.00%) if offsets[0] != 0 { . offsets.insert(0, 0); . } . 18 ( 0.00%) offsets.windows(2).map(|w| &s[w[0]..w[1]]).collect() 54 ( 0.00%) } . . /// Dealing with string comparison can be complicated, this struct ensures that both the . /// character and byte count are provided for correct indexing. . #[derive(Debug, Default, PartialEq, Eq)] . pub struct StrCount { . pub char_count: usize, . pub byte_count: usize, . } -- line 174 ---------------------------------------- -- line 184 ---------------------------------------- . /// ```no_run . /// # use clippy_utils::str_utils::{count_match_start, StrCount}; . /// assert_eq!(count_match_start("hello_mouse", "hello_penguin"), StrCount::new(6, 6)); . /// assert_eq!(count_match_start("hello_clippy", "bye_bugs"), StrCount::new(0, 0)); . /// assert_eq!(count_match_start("hello_world", "hello_world"), StrCount::new(11, 11)); . /// assert_eq!(count_match_start("T\u{f6}ffT\u{f6}ff", "T\u{f6}ff"), StrCount::new(4, 5)); . /// ``` . #[must_use] 451 ( 0.00%) pub fn count_match_start(str1: &str, str2: &str) -> StrCount { . // (char_index, char1) . let char_count = str1.chars().count(); . let iter1 = (0..=char_count).zip(str1.chars()); . // (byte_index, char2) . let iter2 = str2.char_indices(); . . iter1 . .zip(iter2) . .take_while(|((_, c1), (_, c2))| c1 == c2) . .last() . .map_or_else(StrCount::default, |((char_index, _), (byte_index, character))| { 3 ( 0.00%) StrCount::new(char_index + 1, byte_index + character.len_utf8()) . }) 369 ( 0.00%) } . . /// Returns the number of chars and bytes that match from the end . /// . /// ```no_run . /// # use clippy_utils::str_utils::{count_match_end, StrCount}; . /// assert_eq!(count_match_end("hello_cat", "bye_cat"), StrCount::new(4, 4)); . /// assert_eq!(count_match_end("if_item_thing", "enum_value"), StrCount::new(0, 0)); . /// assert_eq!(count_match_end("Clippy", "Clippy"), StrCount::new(6, 6)); . /// assert_eq!(count_match_end("MyT\u{f6}ff", "YourT\u{f6}ff"), StrCount::new(4, 5)); . /// ``` . #[must_use] 451 ( 0.00%) pub fn count_match_end(str1: &str, str2: &str) -> StrCount { . let char_count = str1.chars().count(); 82 ( 0.00%) if char_count == 0 { . return StrCount::default(); . } . . // (char_index, char1) . let iter1 = (0..char_count).rev().zip(str1.chars().rev()); . // (byte_index, char2) . let byte_count = str2.len(); . let iter2 = str2.char_indices().rev(); -- line 228 ---------------------------------------- -- line 229 ---------------------------------------- . . iter1 . .zip(iter2) . .take_while(|((_, c1), (_, c2))| c1 == c2) . .last() . .map_or_else(StrCount::default, |((char_index, _), (byte_index, _))| { . StrCount::new(char_count - char_index, byte_count - byte_index) . }) 369 ( 0.00%) } . . /// Returns a `snake_case` version of the input . /// ```no_run . /// use clippy_utils::str_utils::to_snake_case; . /// assert_eq!(to_snake_case("AbcDef"), "abc_def"); . /// assert_eq!(to_snake_case("ABCD"), "a_b_c_d"); . /// assert_eq!(to_snake_case("AbcDD"), "abc_d_d"); . /// assert_eq!(to_snake_case("Abc1DD"), "abc1_d_d"); . /// ``` 152 ( 0.00%) pub fn to_snake_case(name: &str) -> String { . let mut s = String::new(); . for (i, c) in name.chars().enumerate() { . if c.is_uppercase() { . // characters without capitalization are considered lowercase 126 ( 0.00%) if i != 0 { . s.push('_'); . } . s.extend(c.to_lowercase()); . } else { . s.push(c); . } . } 133 ( 0.00%) s 152 ( 0.00%) } . /// Returns a `CamelCase` version of the input . /// ```no_run . /// use clippy_utils::str_utils::to_camel_case; . /// assert_eq!(to_camel_case("abc_def"), "AbcDef"); . /// assert_eq!(to_camel_case("a_b_c_d"), "ABCD"); . /// assert_eq!(to_camel_case("abc_d_d"), "AbcDD"); . /// assert_eq!(to_camel_case("abc1_d_d"), "Abc1DD"); . /// ``` 5,616 ( 0.00%) pub fn to_camel_case(item_name: &str) -> String { . let mut s = String::new(); . let mut up = true; . for c in item_name.chars() { . if c.is_uppercase() { . // we only turn snake case text into CamelCase . return item_name.to_string(); . } 4,248 ( 0.00%) if c == '_' { . up = true; . continue; . } 2,656 ( 0.00%) if up { . up = false; . s.extend(c.to_uppercase()); . } else { . s.push(c); . } . } 876 ( 0.00%) s 5,616 ( 0.00%) } . . #[cfg(test)] . mod test { . use super::*; . . #[test] . fn camel_case_start_full() { . assert_eq!(camel_case_start("AbcDef"), StrIndex::new(0, 0)); -- line 298 ---------------------------------------- 683 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/len_without_is_empty.rs -------------------------------------------------------------------------------- Ir -- line 39 ---------------------------------------- . pub LEN_WITHOUT_IS_EMPTY, . style, . "traits or impls with a public `len` method but no corresponding `is_empty` method" . } . . declare_lint_pass!(LenWithoutIsEmpty => [LEN_WITHOUT_IS_EMPTY]); . . impl<'tcx> LateLintPass<'tcx> for LenWithoutIsEmpty { 10,514 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 3,004 ( 0.00%) if let ItemKind::Trait { 96 ( 0.00%) ident, 48 ( 0.00%) items: trait_items, . .. . } = item.kind 48 ( 0.00%) && !item.span.from_expansion() . { 66 ( 0.00%) check_trait_items(cx, item, ident, trait_items); . } 12,016 ( 0.00%) } . 21,357 ( 0.00%) fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx ImplItem<'_>) { 3,051 ( 0.00%) if item.ident.name == sym::len . && let ImplItemKind::Fn(sig, _) = &item.kind . && sig.decl.implicit_self().has_implicit_self() . && sig.decl.inputs.len() == 1 . && cx.effective_visibilities.is_exported(item.owner_id.def_id) . && matches!(sig.decl.output, FnRetTy::Return(_)) . && let Some(imp) = get_parent_as_impl(cx.tcx, item.hir_id()) . && imp.of_trait.is_none() . && let TyKind::Path(ty_path) = &imp.self_ty.kind -- line 68 ---------------------------------------- -- line 95 ---------------------------------------- . output, . ty_id, . name, . kind, . item.hir_id(), . ty_hir_id, . ); . } 24,408 ( 0.00%) } . } . . fn check_trait_items(cx: &LateContext<'_>, visited_trait: &Item<'_>, ident: Ident, trait_items: &[TraitItemId]) { . fn is_named_self(cx: &LateContext<'_>, item: TraitItemId, name: Symbol) -> bool { . cx.tcx.item_name(item.owner_id) == name . && matches!( . cx.tcx.fn_arg_idents(item.owner_id), . [Some(Ident { -- line 111 ---------------------------------------- -- line 119 ---------------------------------------- . fn fill_trait_set(traitt: DefId, set: &mut DefIdSet, cx: &LateContext<'_>) { . if set.insert(traitt) { . for supertrait in supertrait_def_ids(cx.tcx, traitt) { . fill_trait_set(supertrait, set, cx); . } . } . } . 110 ( 0.00%) if cx.effective_visibilities.is_exported(visited_trait.owner_id.def_id) 1,254 ( 0.00%) => ???:::is_exported (22x) . && trait_items.iter().any(|&i| is_named_self(cx, i, sym::len)) . { . let mut current_and_super_traits = DefIdSet::default(); . fill_trait_set(visited_trait.owner_id.to_def_id(), &mut current_and_super_traits, cx); . let is_empty_method_found = current_and_super_traits . .items() . .flat_map(|&i| UnordItems::new(cx.tcx.associated_items(i).filter_by_name_unhygienic(sym::is_empty))) . .any(|i| i.is_method() && cx.tcx.fn_sig(i.def_id).skip_binder().inputs().skip_binder().len() == 1); -- line 135 ---------------------------------------- 44 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/reserve_after_initialization.rs -------------------------------------------------------------------------------- Ir -- line 29 ---------------------------------------- . #[clippy::version = "1.74.0"] . pub RESERVE_AFTER_INITIALIZATION, . complexity, . "`reserve` called immediately after `Vec` creation" . } . . impl_lint_pass!(ReserveAfterInitialization => [RESERVE_AFTER_INITIALIZATION]); . 1 ( 0.00%) #[derive(Default)] . pub struct ReserveAfterInitialization { . searcher: Option, . } . . struct VecReserveSearcher { . local_id: HirId, . err_span: Span, . init_part: String, -- line 45 ---------------------------------------- -- line 62 ---------------------------------------- . s, . Applicability::HasPlaceholders, . ); . } . } . . impl<'tcx> LateLintPass<'tcx> for ReserveAfterInitialization { . fn check_block(&mut self, _: &LateContext<'tcx>, _: &'tcx Block<'tcx>) { 3,904 ( 0.00%) self.searcher = None; . } . 4,698 ( 0.00%) fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) { 2,349 ( 0.00%) if let Some(init_expr) = local.init 4,574 ( 0.00%) && let PatKind::Binding(BindingMode::MUT, id, _, None) = local.pat.kind 441 ( 0.00%) && !local.span.in_external_macro(cx.sess().source_map()) 882 ( 0.00%) && let Some(init) = get_vec_init_kind(cx, init_expr) 7,065 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::get_vec_init_kind (147x) . && !matches!( . init, . VecInitKind::WithExprCapacity(_) | VecInitKind::WithConstCapacity(_) . ) . { . self.searcher = Some(VecReserveSearcher { . local_id: id, . err_span: local.span, -- line 85 ---------------------------------------- -- line 90 ---------------------------------------- . .shrink_to_lo() . .to(init_expr.span.source_callsite().shrink_to_lo()), . "..", . ) . .into_owned(), . space_hint: String::new(), . }); . } 5,481 ( 0.00%) } . 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 133,200 ( 0.01%) if self.searcher.is_none() 54 ( 0.00%) && let ExprKind::Assign(left, right, _) = expr.kind 313 ( 0.00%) && let ExprKind::Path(QPath::Resolved(None, path)) = left.kind 123 ( 0.00%) && let Res::Local(id) = path.res 123 ( 0.00%) && !expr.span.in_external_macro(cx.sess().source_map()) 246 ( 0.00%) && let Some(init) = get_vec_init_kind(cx, right) 5,740 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::get_vec_init_kind (41x) . && !matches!( . init, . VecInitKind::WithExprCapacity(_) | VecInitKind::WithConstCapacity(_) . ) . { . self.searcher = Some(VecReserveSearcher { . local_id: id, . err_span: expr.span, -- line 114 ---------------------------------------- -- line 116 ---------------------------------------- . cx, . left.span.shrink_to_lo().to(right.span.source_callsite().shrink_to_lo()), . "..", . ) . .into_owned(), // see `assign_expression` test . space_hint: String::new(), . }); . } 355,200 ( 0.01%) } . 14,840 ( 0.00%) fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) { 4,240 ( 0.00%) if let Some(searcher) = self.searcher.take() { . if let StmtKind::Expr(expr) | StmtKind::Semi(expr) = stmt.kind . && let ExprKind::MethodCall(name, self_arg, [space_hint], _) = expr.kind . && self_arg.res_local_id() == Some(searcher.local_id) . && name.ident.name == sym::reserve . && !is_from_proc_macro(cx, expr) . { . self.searcher = Some(VecReserveSearcher { . err_span: searcher.err_span.to(stmt.span), . space_hint: snippet(cx, space_hint.span, "..").into_owned(), . ..searcher . }); . } else { . searcher.display_err(cx); . } . } 16,960 ( 0.00%) } . 15,616 ( 0.00%) fn check_block_post(&mut self, cx: &LateContext<'tcx>, _: &'tcx Block<'tcx>) { 7,808 ( 0.00%) if let Some(searcher) = self.searcher.take() { . searcher.display_err(cx); . } 15,616 ( 0.00%) } . } 1,316 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/methods/ip_constant.rs -------------------------------------------------------------------------------- Ir -- line 3 ---------------------------------------- . use clippy_utils::sym; . use rustc_data_structures::smallvec::SmallVec; . use rustc_errors::Applicability; . use rustc_hir::{Expr, ExprKind, QPath, TyKind}; . use rustc_lint::LateContext; . . use super::IP_CONSTANT; . 6,699 ( 0.00%) pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, func: &Expr<'_>, args: &[Expr<'_>]) { 4,002 ( 0.00%) if let ExprKind::Path(QPath::TypeRelative(ty, p)) = func.kind 810 ( 0.00%) && let TyKind::Path(QPath::Resolved(_, func_path)) = ty.kind 168 ( 0.00%) && p.ident.name == sym::new . && let Some(func_def_id) = func_path.res.opt_def_id() 114 ( 0.00%) && matches!( 456 ( 0.00%) cx.tcx.get_diagnostic_name(func_def_id), 6,734 ( 0.00%) => ???:::get_diagnostic_name (114x) . Some(sym::Ipv4Addr | sym::Ipv6Addr) . ) . && let ecx = ConstEvalCtxt::new(cx) . && let ctxt = expr.span.ctxt() . && let Some(args) = args . .iter() . .map(|arg| { . if let Some(Constant::Int(constant @ (0 | 1 | 127 | 255))) = ecx.eval_local(arg, ctxt) { -- line 25 ---------------------------------------- -- line 43 ---------------------------------------- . // Remove everything before the type name . sugg.push((before_span, String::new())); . } . . span_lint_and_then(cx, IP_CONSTANT, expr.span, "hand-coded well-known IP address", |diag| { . diag.multipart_suggestion("use", sugg, Applicability::MachineApplicable); . }); . } 7,656 ( 0.00%) } 624 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_non_exhaustive.rs -------------------------------------------------------------------------------- Ir -- line 66 ---------------------------------------- . pub struct ManualNonExhaustive { . msrv: Msrv, . constructed_enum_variants: FxHashSet, . potential_enums: Vec<(LocalDefId, LocalDefId, Span, Span)>, . } . . impl ManualNonExhaustive { . pub fn new(conf: &'static Conf) -> Self { 8 ( 0.00%) Self { . msrv: conf.msrv.into(), . constructed_enum_variants: FxHashSet::default(), . potential_enums: Vec::new(), . } . } . } . . impl<'tcx> LateLintPass<'tcx> for ManualNonExhaustive { 16,522 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 14,810 ( 0.00%) if !cx.effective_visibilities.is_exported(item.owner_id.def_id) || !self.msrv.meets(cx, msrvs::NON_EXHAUSTIVE) { 81,249 ( 0.00%) => ???:::is_exported (1,502x) 19,332 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (716x) . return; . } . . match item.kind { . ItemKind::Enum(_, _, def) if def.variants.len() > 1 => { . let iter = def.variants.iter().filter_map(|v| { . (matches!(v.data, VariantData::Unit(_, _)) && is_doc_hidden(cx.tcx.hir_attrs(v.hir_id))) . .then_some((v.def_id, v.span)) -- line 92 ---------------------------------------- -- line 142 ---------------------------------------- . // ``` . diag.span_help(field.span, "remove this field"); . }, . ); . } . }, . _ => {}, . } 12,016 ( 0.00%) } . . fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 162,778 ( 0.01%) if let ExprKind::Path(QPath::Resolved(None, p)) = &e.kind 83,217 ( 0.00%) && let Res::Def(DefKind::Ctor(CtorOf::Variant, CtorKind::Const), ctor_id) = p.res . && let Some(local_ctor) = ctor_id.as_local() . { 405 ( 0.00%) let variant_id = cx.tcx.local_parent(local_ctor); 6,210 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/mod.rs:::local_parent:: (135x) . self.constructed_enum_variants.insert(variant_id); . } . } . 8 ( 0.00%) fn check_crate_post(&mut self, cx: &LateContext<'tcx>) { . for (enum_id, _, enum_span, variant_span) in std::mem::take(&mut self.potential_enums) . .into_iter() . .filter(|(_, variant_id, _, _)| !self.constructed_enum_variants.contains(variant_id)) . { . let hir_id = cx.tcx.local_def_id_to_hir_id(enum_id); . span_lint_hir_and_then( . cx, . MANUAL_NON_EXHAUSTIVE, -- line 170 ---------------------------------------- -- line 180 ---------------------------------------- . Applicability::MaybeIncorrect, . ); . // FIXME: Ideally this would be a suggestion, but the span for that is annoying to get. . // See the comment above for examples. . diag.span_help(variant_span, "remove this variant"); . }, . ); . } 8 ( 0.00%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/write/mod.rs -------------------------------------------------------------------------------- Ir -- line 251 ---------------------------------------- . format_args: FormatArgsStorage, . // The outermost `impl Debug` we're currently in. While we're in one, `USE_DEBUG` is deactivated . outermost_debug_impl: Option, . allow_print_in_tests: bool, . } . . impl Write { . pub fn new(conf: &'static Conf, format_args: FormatArgsStorage) -> Self { 3 ( 0.00%) Self { . format_args, . outermost_debug_impl: None, . allow_print_in_tests: conf.allow_print_in_tests, . } . } . . fn in_debug_impl(&self) -> bool { . self.outermost_debug_impl.is_some() . } . } . . impl<'tcx> LateLintPass<'tcx> for Write { . fn check_item(&mut self, cx: &LateContext<'_>, item: &Item<'_>) { . // Only check for `impl Debug`s if we're not already in one 5,275 ( 0.00%) if self.outermost_debug_impl.is_none() && is_debug_impl(cx, item) { 66 ( 0.00%) self.outermost_debug_impl = Some(item.owner_id); . } . } . . fn check_item_post(&mut self, _cx: &LateContext<'_>, item: &Item<'_>) { . // Only clear `self.outermost_debug_impl` if we're escaping the _outermost_ debug impl . if self.outermost_debug_impl == Some(item.owner_id) { 33 ( 0.00%) self.outermost_debug_impl = None; . } . } . 444,000 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 1,146 ( 0.00%) let Some(macro_call) = root_macro_call_first_node(cx, expr) else { . return; . }; 1,337 ( 0.00%) let Some(diag_name) = cx.tcx.get_diagnostic_name(macro_call.def_id) else { 11,143 ( 0.00%) => ???:::get_diagnostic_name (191x) . return; . }; 60 ( 0.00%) let Some(name) = diag_name.as_str().strip_suffix("_macro") else { . return; . }; . . let is_build_script = cx . .sess() . .opts . .crate_name . .as_ref() . .is_some_and(|crate_name| crate_name == "build_script_build"); . 60 ( 0.00%) let allowed_in_tests = self.allow_print_in_tests && is_in_test(cx.tcx, expr.hir_id); . match diag_name { 234 ( 0.00%) sym::print_macro | sym::println_macro if !allowed_in_tests => { . if !is_build_script { . span_lint(cx, PRINT_STDOUT, macro_call.span, format!("use of `{name}!`")); . } . }, . sym::eprint_macro | sym::eprintln_macro if !allowed_in_tests => { . span_lint(cx, PRINT_STDERR, macro_call.span, format!("use of `{name}!`")); . }, . sym::write_macro | sym::writeln_macro => {}, . _ => return, . } . 136 ( 0.00%) if let Some(format_args) = self.format_args.get(cx, expr, macro_call.expn) { 22,899 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:::get (17x) . // ignore `writeln!(w)` and `write!(v, some_macro!())` 34 ( 0.00%) if format_args.span.from_expansion() { . return; . } . . match diag_name { 68 ( 0.00%) sym::print_macro | sym::eprint_macro | sym::write_macro => { 119 ( 0.00%) with_newline::check(cx, format_args, ¯o_call, name); 1,030 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/write/with_newline.rs:clippy_lints::write::with_newline::check (17x) . }, . sym::println_macro | sym::eprintln_macro | sym::writeln_macro => { . empty_string::check(cx, format_args, ¯o_call, name); . }, . _ => {}, . } . 85 ( 0.00%) literal::check(cx, format_args, name); 5,916 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/write/literal.rs:clippy_lints::write::literal::check (17x) . 17 ( 0.00%) if !self.in_debug_impl() { 68 ( 0.00%) use_debug::check(cx, format_args); 8,584 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/write/use_debug.rs:clippy_lints::write::use_debug::check (17x) . } . } 355,200 ( 0.01%) } . } . . fn is_debug_impl(cx: &LateContext<'_>, item: &Item<'_>) -> bool { 9,012 ( 0.00%) if let ItemKind::Impl(Impl { . of_trait: Some(of_trait), . .. . }) = &item.kind 2,271 ( 0.00%) && let Some(trait_id) = of_trait.trait_ref.trait_def_id() 9,841 ( 0.00%) => ???:::trait_def_id (757x) . { 3,028 ( 0.00%) cx.tcx.is_diagnostic_item(sym::Debug, trait_id) 46,083 ( 0.00%) => ???:::is_diagnostic_item (757x) . } else { . false . } . } 804 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/filter.rs -------------------------------------------------------------------------------- Ir -- line 20 ---------------------------------------- . #[derive(Clone)] . pub struct Filter { . // Used for `SplitWhitespace` and `SplitAsciiWhitespace` `as_str` methods . pub(crate) iter: I, . predicate: P, . } . impl Filter { . pub(in crate::iter) const fn new(iter: I, predicate: P) -> Filter { 151,805 ( 0.01%) Filter { iter, predicate } . } . } . . impl Filter . where . I: Iterator, . P: FnMut(&I::Item) -> bool, . { -- line 36 ---------------------------------------- -- line 71 ---------------------------------------- . f.debug_struct("Filter").field("iter", &self.iter).finish() . } . } . . fn filter_fold( . mut predicate: impl FnMut(&T) -> bool, . mut fold: impl FnMut(Acc, T) -> Acc, . ) -> impl FnMut(Acc, T) -> Acc { 8,916 ( 0.00%) move |acc, item| if predicate(&item) { fold(acc, item) } else { acc } . } . . fn filter_try_fold<'a, T, Acc, R: Try>( . predicate: &'a mut impl FnMut(&T) -> bool, . mut fold: impl FnMut(Acc, T) -> R + 'a, . ) -> impl FnMut(Acc, T) -> R + 'a { 160,926 ( 0.01%) move |acc, item| if predicate(&item) { fold(acc, item) } else { try { acc } } . } . . #[stable(feature = "rust1", since = "1.0.0")] . impl Iterator for Filter . where . P: FnMut(&I::Item) -> bool, . { . type Item = I::Item; . . #[inline] 1,250 ( 0.00%) fn next(&mut self) -> Option { 46 ( 0.00%) self.iter.find(&mut self.predicate) 1,250 ( 0.00%) } . . #[inline] . fn next_chunk( . &mut self, . ) -> Result<[Self::Item; N], array::IntoIter> { . // avoid codegen for the dead branch . let fun = const { . if crate::mem::needs_drop::() { -- line 107 ---------------------------------------- -- line 130 ---------------------------------------- . // less readable and also less backwards-compatible to Rust before 1.10. . // . // Using the branchless version will also simplify the LLVM byte code, thus . // leaving more budget for LLVM optimizations. . #[inline] . fn count(self) -> usize { . #[inline] . fn to_usize(mut predicate: impl FnMut(&T) -> bool) -> impl FnMut(T) -> usize { 413 ( 0.00%) move |x| predicate(&x) as usize . } . . let before = self.iter.size_hint().1.unwrap_or(usize::MAX); . let total = self.iter.map(to_usize(self.predicate)).sum(); . // SAFETY: `total` and `before` came from the same iterator of type `I` . unsafe { . ::assume_count_le_upper_bound(total, before); . } -- line 146 ---------------------------------------- -- line 149 ---------------------------------------- . . #[inline] . fn try_fold(&mut self, init: Acc, fold: Fold) -> R . where . Self: Sized, . Fold: FnMut(Acc, Self::Item) -> R, . R: Try, . { 15 ( 0.00%) self.iter.try_fold(init, filter_try_fold(&mut self.predicate, fold)) 95 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/chain.rs:, clippy_lints::loops::manual_memcpy::get_assignments::{closure#0}>, core::option::IntoIter<&rustc_hir::hir::Expr>> as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::adapters::filter::filter_try_fold<&rustc_hir::hir::Expr, (), core::ops::control_flow::ControlFlow>, clippy_lints::loops::manual_memcpy::get_assignments::{closure#1}, core::iter::adapters::map::map_try_fold<&rustc_hir::hir::Expr, core::option::Option<(&rustc_hir::hir::Expr, &rustc_hir::hir::Expr)>, (), core::ops::control_flow::ControlFlow>, clippy_lints::loops::manual_memcpy::get_assignment, &mut &mut core::iter::adapters::map::map_try_fold, core::option::Option<(rustc_middle::ty::Ty, clippy_lints::loops::manual_memcpy::IndexExpr, clippy_lints::loops::manual_memcpy::IndexExpr)>, (), core::ops::control_flow::ControlFlow>, clippy_lints::loops::manual_memcpy::check::{closure#0}, core::iter::adapters::map::map_try_fold, core::option::Option, (), core::ops::control_flow::ControlFlow>, clippy_lints::loops::manual_memcpy::check::{closure#1}, , clippy_lints::loops::manual_memcpy::get_assignments::{closure#0}>, core::option::IntoIter<&rustc_hir::hir::Expr>>, clippy_lints::loops::manual_memcpy::get_assignments::{closure#1}>, clippy_lints::loops::manual_memcpy::get_assignment>>>, core::option::IntoIter>>, clippy_lints::loops::manual_memcpy::check::{closure#0}>, clippy_lints::loops::manual_memcpy::check::{closure#1}>, core::option::Option> as core::iter::traits::iterator::Iterator>::try_fold<(), core::iter::traits::iterator::Iterator::try_for_each::call, core::ops::control_flow::ControlFlow::Break>::{closure#0}, core::ops::control_flow::ControlFlow>::{closure#0}>::{closure#0}>::{closure#0}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow>> (1x) . } . . #[inline] . fn fold(self, init: Acc, fold: Fold) -> Acc . where . Fold: FnMut(Acc, Self::Item) -> Acc, . { 6,087 ( 0.00%) self.iter.fold(init, filter_fold(self.predicate, fold)) . } . } . . #[stable(feature = "rust1", since = "1.0.0")] . impl DoubleEndedIterator for Filter . where . P: FnMut(&I::Item) -> bool, . { -- line 173 ---------------------------------------- 93,824 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_is_ascii_check.rs -------------------------------------------------------------------------------- Ir -- line 85 ---------------------------------------- . /// 'A..=F' . UpperHexLetter, . /// '0..=9' | 'a..=f' | 'A..=F' . HexDigit, . Otherwise, . } . . impl<'tcx> LateLintPass<'tcx> for ManualIsAsciiCheck { 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 136,321 ( 0.01%) if !matches!( 88,800 ( 0.00%) expr.kind, 6,010 ( 0.00%) ExprKind::Match(_, [_, ..], _) | ExprKind::MethodCall(_, _, [_], _) . ) { . return; . } . 31,374 ( 0.00%) if !self.msrv.meets(cx, msrvs::IS_ASCII_DIGIT) { 121,014 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (4,482x) . return; . } . 17,928 ( 0.00%) if is_in_const_context(cx) && !self.msrv.meets(cx, msrvs::IS_ASCII_DIGIT_CONST) { 1,600,593 ( 0.06%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (4,482x) . return; . } . 35,746 ( 0.00%) let (arg, span, range) = if let ExprKind::Match(recv, [arm, ..], _) = expr.kind 15,302 ( 0.00%) && let Some(macro_call) = matching_root_macro_call(cx, expr.span, sym::matches_macro) 1,033,736 ( 0.04%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::matching_root_macro_call (2,186x) . { . let recv = peel_ref_operators(cx, recv); . let range = check_pat(&arm.pat.kind); . (recv, macro_call.span, range) 11,480 ( 0.00%) } else if let ExprKind::MethodCall(path, receiver, [arg], ..) = expr.kind 2,296 ( 0.00%) && path.ident.name == sym::contains 2 ( 0.00%) && let Some(higher::Range { . start: Some(start), . end: Some(end), . ty: range_ty, . span: _, 8 ( 0.00%) }) = higher::Range::hir(cx, receiver) 90 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (2x) . && let RangeLimits::Closed = range_ty.limits() . && !matches!(cx.typeck_results().expr_ty(arg).peel_refs().kind(), ty::Param(_)) . { . let arg = peel_ref_operators(cx, arg); . let range = check_expr_range(start, end); . (arg, expr.span, range) . } else { . return; . }; . . let ty_sugg = get_ty_sugg(cx, arg); . check_is_ascii(cx, span, arg, &range, ty_sugg); 355,200 ( 0.01%) } . } . . fn get_ty_sugg<'tcx>(cx: &LateContext<'tcx>, arg: &Expr<'_>) -> Option<(Span, Ty<'tcx>)> { . let local_hid = arg.res_local_id()?; . if let Node::Param(Param { ty_span, span, .. }) = cx.tcx.parent_hir_node(local_hid) . // `ty_span` and `span` are the same for inferred type, thus a type suggestion must be given . && ty_span == span . { -- line 143 ---------------------------------------- 4 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/needless_ifs.rs -------------------------------------------------------------------------------- Ir -- line 32 ---------------------------------------- . pub NEEDLESS_IFS, . complexity, . "checks for empty if branches" . } . . declare_lint_pass!(NeedlessIfs => [NEEDLESS_IFS]); . . impl LateLintPass<'_> for NeedlessIfs { 14,840 ( 0.00%) fn check_stmt<'tcx>(&mut self, cx: &LateContext<'tcx>, stmt: &Stmt<'tcx>) { 4,686 ( 0.00%) if let StmtKind::Expr(expr) = stmt.kind . && let Some(If { . cond, . then, . r#else: None, . }) = If::hir(expr) 624 ( 0.00%) && let ExprKind::Block(block, ..) = then.kind 208 ( 0.00%) && block.stmts.is_empty() 60 ( 0.00%) && block.expr.is_none() . && !expr.span.in_external_macro(cx.sess().source_map()) . && then.span.check_text(cx, |src| { . // Ignore . // - empty macro expansions . // - empty reptitions in macro expansions . // - comments . // - #[cfg]'d out code . src.bytes() -- line 57 ---------------------------------------- -- line 76 ---------------------------------------- . format!("{cond_snippet};") . } . } else { . String::new() . }, . Applicability::MachineApplicable, . ); . } 16,960 ( 0.00%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/levels.rs -------------------------------------------------------------------------------- Ir -- line 482 ---------------------------------------- . } . } . . impl<'s, P: LintLevelsProvider> LintLevelsBuilder<'s, P> . where . LevelSpec: Into, . { . pub(crate) fn sess(&self) -> &Session { 150,268 ( 0.01%) self.sess . } . . pub(crate) fn features(&self) -> &Features { . self.features . } . . fn add_command_line(&mut self) { . for &(ref lint_name, level) in &self.sess.opts.lint_opts { -- line 498 ---------------------------------------- -- line 996 ---------------------------------------- . ); . } . . false . } . . /// Find the lint level for a lint. . pub fn lint_level_spec(&self, lint: &'static Lint) -> LevelSpec { 32,675 ( 0.00%) self.provider.get_lint_level_spec(lint, self.sess) 167 ( 0.00%) => ???:::get_lint_level_spec (1x) . } . . /// Used to emit a lint-related diagnostic based on the current state of . /// this lint context. . #[track_caller] . pub(crate) fn opt_span_lint( . &self, . lint: &'static Lint, . span: Option, . decorator: impl for<'a> Diagnostic<'a, ()>, . ) { . let level_spec = self.lint_level_spec(lint); 299 ( 0.00%) emit_lint_base(self.sess, lint, level_spec, span, decorator) . } . . #[track_caller] . pub fn emit_span_lint( . &self, . lint: &'static Lint, . span: MultiSpan, . decorator: impl for<'a> Diagnostic<'a, ()>, -- line 1025 ---------------------------------------- 8,394 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/temporary_assignment.rs -------------------------------------------------------------------------------- Ir -- line 21 ---------------------------------------- . pub TEMPORARY_ASSIGNMENT, . complexity, . "assignments to temporaries" . } . . declare_lint_pass!(TemporaryAssignment => [TEMPORARY_ASSIGNMENT]); . . fn is_temporary(expr: &Expr<'_>) -> bool { 216 ( 0.00%) matches!(&expr.kind, ExprKind::Struct(..) | ExprKind::Tup(..)) . } . . impl<'tcx> LateLintPass<'tcx> for TemporaryAssignment { . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 88,800 ( 0.00%) if let ExprKind::Assign(target, ..) = &expr.kind { . let mut base = target; 384 ( 0.00%) while let ExprKind::Field(f, _) | ExprKind::Index(f, _, _) = &base.kind { . base = f; . } . if is_temporary(base) && !is_adjusted(cx, base) { . span_lint(cx, TEMPORARY_ASSIGNMENT, expr.span, "assignment to temporary"); . } . } . } . } -- line 44 ---------------------------------------- 108 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs -------------------------------------------------------------------------------- Ir -- line 151 ---------------------------------------- . } . . // Tiny Vecs are dumb. Skip to: . // - 8 if the element size is 1, because any heap allocator is likely . // to round up a request of less than 8 bytes to at least 8 bytes. . // - 4 if elements are moderate-sized (<= 1 KiB). . // - 1 otherwise, to avoid wasting too much space for very short Vecs. . const fn min_non_zero_cap(size: usize) -> usize { 45,339 ( 0.00%) if size == 1 { . 8 . } else if size <= 1024 { . 4 . } else { . 1 . } . } . -- line 167 ---------------------------------------- -- line 178 ---------------------------------------- . _marker: PhantomData, . } . } . . /// A specialized version of `self.reserve(len, 1)` which requires the . /// caller to ensure `len == self.capacity()`. . #[cfg(not(no_global_oom_handling))] . #[inline(never)] 16,112 ( 0.00%) pub(crate) fn grow_one(&mut self) { . // SAFETY: All calls on self.inner pass T::LAYOUT as the elem_layout . unsafe { self.inner.grow_one(T::LAYOUT) } 16,112 ( 0.00%) } . } . . impl RawVec { . #[cfg(not(no_global_oom_handling))] . pub(crate) const MIN_NON_ZERO_CAP: usize = min_non_zero_cap(size_of::()); . . /// Like `new`, but parameterized over the choice of allocator for . /// the returned `RawVec`. -- line 197 ---------------------------------------- -- line 376 ---------------------------------------- . . /// The same as `reserve_exact`, but returns on errors instead of panicking or aborting. . pub(crate) fn try_reserve_exact( . &mut self, . len: usize, . additional: usize, . ) -> Result<(), TryReserveError> { . // SAFETY: All calls on self.inner pass T::LAYOUT as the elem_layout 135 ( 0.00%) unsafe { self.inner.try_reserve_exact(len, additional, T::LAYOUT) } 2,178 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:::try_reserve_exact (15x) . } . . /// Shrinks the buffer down to the specified capacity. If the given amount . /// is 0, actually completely deallocates. . /// . /// # Panics . /// . /// Panics if the given amount is *larger* than the current capacity. -- line 392 ---------------------------------------- -- line 417 ---------------------------------------- . } . } . . #[rustc_const_unstable(feature = "const_heap", issue = "79597")] . const unsafe impl<#[may_dangle] T, A: [const] Allocator + [const] Destruct> Drop for RawVec { . /// Frees the memory owned by the `RawVec` *without* trying to drop its contents. . fn drop(&mut self) { . // SAFETY: We are in a Drop impl, self.inner will not be used again. 283,559 ( 0.01%) unsafe { self.inner.deallocate(T::LAYOUT) } . } . } . . #[rustc_const_unstable(feature = "const_heap", issue = "79597")] . #[rustfmt::skip] // FIXME(fee1-dead): temporary measure before rustfmt is bumped . const impl RawVecInner { . #[cfg(not(no_global_oom_handling))] . #[inline] . fn with_capacity_in(capacity: usize, alloc: A, elem_layout: Layout) -> Self { 56 ( 0.00%) match Self::try_allocate_in(capacity, AllocInit::Uninitialized, alloc, elem_layout) { 616 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:::try_allocate_in (8x) 8 ( 0.00%) Ok(this) => { . unsafe { . // Make it more obvious that a subsequent Vec::reserve(capacity) will not allocate. . hint::assert_unchecked(!this.needs_to_grow(0, capacity, elem_layout)); . } . this . } . Err(err) => handle_error(err), . } . } . 72 ( 0.00%) fn try_allocate_in( . capacity: usize, . init: AllocInit, . alloc: A, . elem_layout: Layout, . ) -> Result { . // We avoid `unwrap_or_else` here because it bloats the amount of . // LLVM IR generated. . let layout = match layout_array(capacity, elem_layout) { . Ok(layout) => layout, . Err(_) => return Err(CapacityOverflow.into()), . }; . . // Don't allocate here because `Drop` will not deallocate when `capacity` is 0. 33,087 ( 0.00%) if layout.size() == 0 { . return Ok(Self::new_in(alloc, elem_layout.alignment())); . } . 16 ( 0.00%) let result = match init { . AllocInit::Uninitialized => alloc.allocate(layout), . #[cfg(not(no_global_oom_handling))] . AllocInit::Zeroed => alloc.allocate_zeroed(layout), . }; 25,843 ( 0.00%) let ptr = match result { . Ok(ptr) => ptr, . Err(_) => return Err(AllocError { layout, non_exhaustive: () }.into()), . }; . . // Allocators currently return a `NonNull<[u8]>` whose length . // matches the size requested. If that ever changes, the capacity . // here should change to `ptr.len() / size_of::()`. 24 ( 0.00%) Ok(Self { . ptr: Unique::from(ptr.cast()), . cap: unsafe { Cap::new_unchecked(capacity) }, . alloc, . }) 56 ( 0.00%) } . . /// # Safety . /// - `elem_layout` must be valid for `self`, i.e. it must be the same `elem_layout` used to . /// initially construct `self` . /// - `elem_layout`'s size must be a multiple of its alignment . #[cfg(not(no_global_oom_handling))] . #[inline] . unsafe fn grow_one(&mut self, elem_layout: Layout) { . // SAFETY: Precondition passed to caller 4,028 ( 0.00%) if let Err(err) = unsafe { self.grow_amortized(self.cap.as_inner(), 1, elem_layout) } { . handle_error(err); . } . } . . /// # Safety . /// - `elem_layout` must be valid for `self`, i.e. it must be the same `elem_layout` used to . /// initially construct `self` . /// - `elem_layout`'s size must be a multiple of its alignment -- line 501 ---------------------------------------- -- line 504 ---------------------------------------- . &mut self, . len: usize, . additional: usize, . elem_layout: Layout, . ) -> Result<(), TryReserveError> { . // This is ensured by the calling contexts. . debug_assert!(additional > 0); . 12,954 ( 0.00%) if elem_layout.size() == 0 { . // Since we return a capacity of `usize::MAX` when `elem_size` is . // 0, getting to here necessarily means the `RawVec` is overfull. . return Err(CapacityOverflow.into()); . } . . // Nothing we can really do about these checks, sadly. . let required_cap = len.checked_add(additional).ok_or(CapacityOverflow)?; . . // This guarantees exponential growth. The doubling cannot overflow . // because `cap <= isize::MAX` and the type of `cap` is `usize`. 16,984 ( 0.00%) let cap = cmp::max(self.cap.as_inner() * 2, required_cap); . let cap = cmp::max(min_non_zero_cap(elem_layout.size()), cap); . . // SAFETY: . // - cap >= len + additional . // - other preconditions passed to caller 43,603 ( 0.00%) let ptr = unsafe { self.finish_grow(cap, elem_layout)? }; 172,134 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:::finish_grow (2,257x) . . // SAFETY: `finish_grow` would have failed if `cap > isize::MAX` . unsafe { self.set_ptr_and_cap(ptr, cap) }; . Ok(()) . } . . /// # Safety . /// - `elem_layout` must be valid for `self`, i.e. it must be the same `elem_layout` used to . /// initially construct `self` . /// - `elem_layout`'s size must be a multiple of its alignment . /// - `cap` must be greater than the current capacity . // not marked inline(never) since we want optimizers to be able to observe the specifics of this . // function, see tests/codegen-llvm/vec-reserve-extend.rs. . #[cold] 100,396 ( 0.00%) unsafe fn finish_grow( . &self, . cap: usize, . elem_layout: Layout, . ) -> Result, TryReserveError> { . let new_layout = layout_array(cap, elem_layout)?; . . let memory = if let Some((ptr, old_layout)) = unsafe { self.current_memory(elem_layout) } { . // FIXME(const-hack): switch to `debug_assert_eq` -- line 552 ---------------------------------------- -- line 556 ---------------------------------------- . hint::assert_unchecked(old_layout.align() == new_layout.align()); . self.alloc.grow(ptr, old_layout, new_layout) . } . } else { . self.alloc.allocate(new_layout) . }; . . memory.map_err(const |_| AllocError { layout: new_layout, non_exhaustive: () }.into()) 75,298 ( 0.00%) } . } . . impl RawVecInner { . #[inline] . const fn new_in(alloc: A, align: Alignment) -> Self { . let ptr = Unique::from_non_null(NonNull::without_provenance(align.as_nonzero_usize())); . // `cap: 0` means "unallocated". zero-sized types are ignored. . Self { ptr, cap: ZERO_CAP, alloc } -- line 572 ---------------------------------------- -- line 603 ---------------------------------------- . . #[inline] . const fn ptr(&self) -> *mut T { . self.non_null::().as_ptr() . } . . #[inline] . const fn non_null(&self) -> NonNull { 314,239 ( 0.01%) self.ptr.cast().as_non_null_ptr() . } . . #[inline] . const fn capacity(&self, elem_size: usize) -> usize { 8,844 ( 0.00%) if elem_size == 0 { usize::MAX } else { self.cap.as_inner() } . } . . #[inline] . const fn allocator(&self) -> &A { . &self.alloc . } . . /// # Safety . /// - `elem_layout` must be valid for `self`, i.e. it must be the same `elem_layout` used to . /// initially construct `self` . /// - `elem_layout`'s size must be a multiple of its alignment . #[inline] . #[rustc_const_unstable(feature = "const_heap", issue = "79597")] . const unsafe fn current_memory(&self, elem_layout: Layout) -> Option<(NonNull, Layout)> { 318,680 ( 0.01%) if elem_layout.size() == 0 || self.cap.as_inner() == 0 { . None . } else { . // We could use Layout::array here which ensures the absence of isize and usize overflows . // and could hypothetically handle differences between stride and size, but this memory . // has already been allocated so we know it can't overflow and currently Rust does not . // support such types. So we can do better by skipping some checks and avoid an unwrap. . unsafe { . let alloc_size = elem_layout.size().unchecked_mul(self.cap.as_inner()); -- line 639 ---------------------------------------- -- line 650 ---------------------------------------- . #[cfg(not(no_global_oom_handling))] . #[inline] . unsafe fn reserve(&mut self, len: usize, additional: usize, elem_layout: Layout) { . // Callers expect this function to be very cheap when there is already sufficient capacity. . // Therefore, we move all the resizing and error-handling logic from grow_amortized and . // handle_reserve behind a call, while making sure that this function is likely to be . // inlined as just a comparison and a call if the comparison fails. . #[cold] 25,911 ( 0.00%) unsafe fn do_reserve_and_handle( . slf: &mut RawVecInner, . len: usize, . additional: usize, . elem_layout: Layout, . ) { . // SAFETY: Precondition passed to caller . if let Err(err) = unsafe { slf.grow_amortized(len, additional, elem_layout) } { . handle_error(err); . } 25,912 ( 0.00%) } . 14,841 ( 0.00%) if self.needs_to_grow(len, additional, elem_layout) { . unsafe { 50,243 ( 0.00%) do_reserve_and_handle(self, len, additional, elem_layout); 139 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:>::reserve::do_reserve_and_handle:: (1x) . } . } . } . . /// # Safety . /// - `elem_layout` must be valid for `self`, i.e. it must be the same `elem_layout` used to . /// initially construct `self` . /// - `elem_layout`'s size must be a multiple of its alignment -- line 680 ---------------------------------------- -- line 708 ---------------------------------------- . handle_error(err); . } . } . . /// # Safety . /// - `elem_layout` must be valid for `self`, i.e. it must be the same `elem_layout` used to . /// initially construct `self` . /// - `elem_layout`'s size must be a multiple of its alignment 45 ( 0.00%) unsafe fn try_reserve_exact( . &mut self, . len: usize, . additional: usize, . elem_layout: Layout, . ) -> Result<(), TryReserveError> { 15 ( 0.00%) if self.needs_to_grow(len, additional, elem_layout) { . // SAFETY: Precondition passed to caller . unsafe { . self.grow_exact(len, additional, elem_layout)?; . } . } . unsafe { . // Inform the optimizer that the reservation has succeeded or wasn't needed . hint::assert_unchecked(!self.needs_to_grow(len, additional, elem_layout)); . } . Ok(()) 15 ( 0.00%) } . . /// # Safety . /// - `elem_layout` must be valid for `self`, i.e. it must be the same `elem_layout` used to . /// initially construct `self` . /// - `elem_layout`'s size must be a multiple of its alignment . /// - `cap` must be less than or equal to `self.capacity(elem_layout.size())` . #[cfg(not(no_global_oom_handling))] . #[inline] -- line 741 ---------------------------------------- -- line 756 ---------------------------------------- . cap: usize, . elem_layout: Layout, . ) -> Result<(), TryReserveError> { . unsafe { self.shrink(cap, elem_layout) } . } . . #[inline] . const fn needs_to_grow(&self, len: usize, additional: usize, elem_layout: Layout) -> bool { 15,524 ( 0.00%) additional > self.capacity(elem_layout.size()).wrapping_sub(len) . } . . #[inline] . #[rustc_const_unstable(feature = "const_heap", issue = "79597")] . const unsafe fn set_ptr_and_cap(&mut self, ptr: NonNull<[u8]>, cap: usize) { . // Allocators currently return a `NonNull<[u8]>` whose length matches . // the size requested. If that ever changes, the capacity here should . // change to `ptr.len() / size_of::()`. 10,523 ( 0.00%) self.ptr = Unique::from(ptr.cast()); 10,521 ( 0.00%) self.cap = unsafe { Cap::new_unchecked(cap) }; . } . . /// # Safety . /// - `elem_layout` must be valid for `self`, i.e. it must be the same `elem_layout` used to . /// initially construct `self` . /// - `elem_layout`'s size must be a multiple of its alignment . /// - The sum of `len` and `additional` must be greater than the current capacity . unsafe fn grow_exact( . &mut self, . len: usize, . additional: usize, . elem_layout: Layout, . ) -> Result<(), TryReserveError> { 15 ( 0.00%) if elem_layout.size() == 0 { . // Since we return a capacity of `usize::MAX` when the type size is . // 0, getting to here necessarily means the `RawVec` is overfull. . return Err(CapacityOverflow.into()); . } . . let cap = len.checked_add(additional).ok_or(CapacityOverflow)?; . . // SAFETY: preconditions passed to caller 12,260 ( 0.00%) let ptr = unsafe { self.finish_grow(cap, elem_layout)? }; 1,638 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/raw_vec/mod.rs:::finish_grow (15x) . . // SAFETY: `finish_grow` would have failed if `cap > isize::MAX` . unsafe { self.set_ptr_and_cap(ptr, cap) }; . Ok(()) . } . . /// # Safety . /// - `elem_layout` must be valid for `self`, i.e. it must be the same `elem_layout` used to -- line 805 ---------------------------------------- -- line 824 ---------------------------------------- . /// # Safety . /// `cap <= self.capacity()` . unsafe fn shrink_unchecked( . &mut self, . cap: usize, . elem_layout: Layout, . ) -> Result<(), TryReserveError> { . // SAFETY: Precondition passed to caller 1,759 ( 0.00%) let Some((ptr, layout)) = (unsafe { self.current_memory(elem_layout) }) else { . return Ok(()); . }; . . // If shrinking to 0, deallocate the buffer. We don't reach this point . // for the T::IS_ZST case since current_memory() will have returned . // None. 3,518 ( 0.00%) if cap == 0 { . unsafe { self.alloc.deallocate(ptr, layout) }; . self.ptr = . unsafe { Unique::new_unchecked(ptr::without_provenance_mut(elem_layout.align())) }; . self.cap = ZERO_CAP; . } else { . let ptr = unsafe { . // Layout cannot overflow here because it would have . // overflowed earlier when capacity was larger. -- line 847 ---------------------------------------- 922,974 ( 0.04%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/legacy_numeric_constants.rs -------------------------------------------------------------------------------- Ir -- line 46 ---------------------------------------- . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for LegacyNumericConstants { . fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'tcx>) { . // Integer modules are "TBD" deprecated, and the contents are too, . // so lint on the `use` statement directly. 5,308 ( 0.00%) if let ItemKind::Use(path, kind @ (UseKind::Single(_) | UseKind::Glob)) = item.kind 1,100 ( 0.00%) && !item.span.in_external_macro(cx.sess().source_map()) . // use `present_items` because it could be in either type_ns or value_ns 3,833 ( 0.00%) && let Some(res) = path.res.present_items().next() 548 ( 0.00%) && let Some(def_id) = res.opt_def_id() 1,370 ( 0.00%) && self.msrv.meets(cx, msrvs::NUMERIC_ASSOCIATED_CONSTANTS) 7,398 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (274x) . { . let module = if is_integer_module(cx, def_id) { . true . } else if is_numeric_const(cx, def_id) { . false . } else { . return; . }; -- line 67 ---------------------------------------- -- line 96 ---------------------------------------- . } else if let [.., module_name, name] = &*def_path { . diag.help( . format!("remove this import and use the associated constant `{module_name}::{name}` from the primitive type instead") . ); . } . }, . ); . } 1,502 ( 0.00%) } . 444,000 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx rustc_hir::Expr<'tcx>) { . // `std::::` check 207,898 ( 0.01%) let (sugg, msg) = if let ExprKind::Path(qpath) = &expr.kind . && let QPath::Resolved(None, path) = qpath 18,136 ( 0.00%) && let Some(def_id) = path.res.opt_def_id() 42,504 ( 0.00%) && is_numeric_const(cx, def_id) 505,560 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/legacy_numeric_constants.rs:clippy_lints::legacy_numeric_constants::is_numeric_const (6,072x) 1,536 ( 0.00%) && let [.., mod_name, name] = &*cx.get_def_path(def_id) 127,360 ( 0.01%) => ???:::get_def_path (128x) . // Skip linting if this usage looks identical to the associated constant, . // since this would only require removing a `use` import (which is already linted). 512 ( 0.00%) && !is_numeric_const_path_canonical(path, [*mod_name, *name]) . { . (format!("{mod_name}::{name}"), "usage of a legacy numeric constant") . // `::xxx_value` check 64,704 ( 0.00%) } else if let ExprKind::Call(func, []) = &expr.kind 494 ( 0.00%) && let ExprKind::Path(qpath) = &func.kind 494 ( 0.00%) && let QPath::TypeRelative(ty, last_segment) = qpath 1,225 ( 0.00%) && let Some(def_id) = cx.qpath_res(qpath, func.hir_id).opt_def_id() 19,110 ( 0.00%) => ???:::qpath_res (245x) 245 ( 0.00%) && is_integer_method(cx, def_id) 1,152 ( 0.00%) && let Some(mod_name) = ty.span.get_text(cx) 1,008 ( 0.00%) && ty.span.eq_ctxt(last_segment.ident.span) 3,456 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/span_encoding.rs:::eq_ctxt (144x) . { 288 ( 0.00%) let name = last_segment.ident.name.as_str()[..=2].to_ascii_uppercase(); 864 ( 0.00%) (format!("{mod_name}::{name}"), "usage of a legacy numeric method") . } else { . return; . }; . 576 ( 0.00%) if !expr.span.in_external_macro(cx.sess().source_map()) 864 ( 0.00%) && self.msrv.meets(cx, msrvs::NUMERIC_ASSOCIATED_CONSTANTS) 3,888 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (144x) . && !is_from_proc_macro(cx, expr) . { . span_lint_and_then(cx, LEGACY_NUMERIC_CONSTANTS, expr.span, msg, |diag| { . diag.span_suggestion_verbose( . expr.span, . "use the associated constant instead", . sugg, . Applicability::MaybeIncorrect, . ); . }); . } 355,200 ( 0.01%) } . } . . fn is_integer_module(cx: &LateContext<'_>, did: DefId) -> bool { . matches!( . cx.tcx.get_diagnostic_name(did), . Some( . sym::isize_legacy_mod . | sym::i128_legacy_mod -- line 154 ---------------------------------------- -- line 161 ---------------------------------------- . | sym::u64_legacy_mod . | sym::u32_legacy_mod . | sym::u16_legacy_mod . | sym::u8_legacy_mod . ) . ) . } . 6,072 ( 0.00%) fn is_numeric_const(cx: &LateContext<'_>, did: DefId) -> bool { 36,600 ( 0.00%) matches!( 18,216 ( 0.00%) cx.tcx.get_diagnostic_name(did), 432,266 ( 0.02%) => ???:::get_diagnostic_name (6,072x) . Some( . sym::isize_legacy_const_max . | sym::isize_legacy_const_min . | sym::i128_legacy_const_max . | sym::i128_legacy_const_min . | sym::i16_legacy_const_max . | sym::i16_legacy_const_min . | sym::i32_legacy_const_max -- line 179 ---------------------------------------- -- line 219 ---------------------------------------- . | sym::f64_legacy_const_min_10_exp . | sym::f64_legacy_const_min_exp . | sym::f64_legacy_const_min_positive . | sym::f64_legacy_const_nan . | sym::f64_legacy_const_neg_infinity . | sym::f64_legacy_const_radix . ) . ) 12,144 ( 0.00%) } . . // Whether path expression looks like `i32::MAX` . fn is_numeric_const_path_canonical(expr_path: &hir::Path<'_>, [mod_name, name]: [Symbol; 2]) -> bool { 512 ( 0.00%) let [ . hir::PathSegment { . ident: one, args: None, .. . }, . hir::PathSegment { . ident: two, args: None, .. . }, 256 ( 0.00%) ] = expr_path.segments . else { . return false; . }; . 128 ( 0.00%) one.name == mod_name && two.name == name . } . . fn is_integer_method(cx: &LateContext<'_>, did: DefId) -> bool { 939 ( 0.00%) matches!( 490 ( 0.00%) cx.tcx.get_diagnostic_name(did), 18,109 ( 0.00%) => ???:::get_diagnostic_name (245x) . Some( . sym::isize_legacy_fn_max_value . | sym::isize_legacy_fn_min_value . | sym::i128_legacy_fn_max_value . | sym::i128_legacy_fn_min_value . | sym::i16_legacy_fn_max_value . | sym::i16_legacy_fn_min_value . | sym::i32_legacy_fn_max_value -- line 256 ---------------------------------------- 50,415 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/query/erase.rs -------------------------------------------------------------------------------- Ir -- line 20 ---------------------------------------- . use crate::ty::{self, Ty, TyCtxt}; . use crate::{mir, thir, traits}; . . unsafe extern "C" { . type NoAutoTraits; . } . . /// Internal implementation detail of [`Erased`]. 2,152 ( 0.00%) #[derive(Copy, Clone)] . pub struct ErasedData { . /// We use `MaybeUninit` here to make sure it's legal to store a transmuted . /// value that isn't actually of type `Storage`. . data: MaybeUninit, . /// `Storage` is an erased type, so we use an external type here to opt-out of auto traits . /// as those would be incorrect. . no_auto_traits: PhantomData, . } -- line 36 ---------------------------------------- -- line 96 ---------------------------------------- . . /// Restores an erased value to its real type. . /// . /// This relies on the fact that `Erased` and `Erased` are type-checked . /// as distinct types, even if they use the same storage type. . #[inline(always)] . #[define_opaque(Erased)] . pub fn restore_val(erased_value: Erased) -> T { 30,048 ( 0.00%) let ErasedData { data, .. }: ErasedData<::Storage> = erased_value; . // See comment in `erase_val` for why we use `transmute_unchecked`. . // . // SAFETY: Due to the use of impl Trait in `Erased` the only way to safely create an instance . // of `Erased` is to call `erase_val`, so we know that `erased_value.data` is a valid instance . // of `T` of the right size. 9,123 ( 0.00%) unsafe { transmute_unchecked::, T>(data) } . } . . impl Erasable for &'_ T { . type Storage = [u8; size_of::<&'_ ()>()]; . } . . impl Erasable for &'_ [T] { . type Storage = [u8; size_of::<&'_ [()]>()]; -- line 118 ---------------------------------------- 11,884 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/flatten.rs -------------------------------------------------------------------------------- Ir -- line 15 ---------------------------------------- . #[must_use = "iterators are lazy and do nothing unless consumed"] . #[stable(feature = "rust1", since = "1.0.0")] . pub struct FlatMap { . inner: FlattenCompat, ::IntoIter>, . } . . impl U> FlatMap { . pub(in crate::iter) fn new(iter: I, f: F) -> FlatMap { 355,212 ( 0.01%) FlatMap { inner: FlattenCompat::new(iter.map(f)) } . } . . pub(crate) fn into_parts(self) -> (Option, Option, Option) { . ( . self.inner.frontiter, . self.inner.iter.into_inner().map(Map::into_inner), . self.inner.backiter, . ) -- line 31 ---------------------------------------- -- line 183 ---------------------------------------- . #[stable(feature = "iterator_flatten", since = "1.29.0")] . pub struct Flatten> { . inner: FlattenCompat::IntoIter>, . } . . #[rustc_const_unstable(feature = "const_iter", issue = "92476")] . const impl> Flatten { . pub(in super::super) fn new(iter: I) -> Flatten { 4,110 ( 0.00%) Flatten { inner: FlattenCompat::new(iter) } . } . } . . #[stable(feature = "iterator_flatten", since = "1.29.0")] . impl fmt::Debug for Flatten . where . I: fmt::Debug + Iterator>, . U: fmt::Debug + Iterator, -- line 199 ---------------------------------------- -- line 242 ---------------------------------------- . self.inner.try_fold(init, fold) . } . . #[inline] . fn fold(self, init: Acc, fold: Fold) -> Acc . where . Fold: FnMut(Acc, Self::Item) -> Acc, . { 56,303 ( 0.00%) self.inner.fold(init, fold) . } . . #[inline] . fn advance_by(&mut self, n: usize) -> Result<(), NonZero> { . self.inner.advance_by(n) . } . . #[inline] -- line 258 ---------------------------------------- -- line 383 ---------------------------------------- . fn iter_fold(self, mut acc: Acc, mut fold: Fold) -> Acc . where . Fold: FnMut(Acc, U) -> Acc, . { . #[inline] . fn flatten( . fold: &mut impl FnMut(Acc, T::IntoIter) -> Acc, . ) -> impl FnMut(Acc, T) -> Acc + '_ { 6 ( 0.00%) move |acc, iter| fold(acc, iter.into_iter()) . } . 8,683 ( 0.00%) if let Some(iter) = self.frontiter { . acc = fold(acc, iter); . } . 15 ( 0.00%) acc = self.iter.fold(acc, flatten(&mut fold)); . 21,671 ( 0.00%) if let Some(iter) = self.backiter { . acc = fold(acc, iter); . } . . acc . } . . /// Folds over the inner iterators as long as the given function returns successfully, . /// always storing the most recent inner iterator in `self.frontiter`. . /// . /// Folds over the inner iterators, not over their elements. Is used by the `try_fold` and . /// `advance_by` methods. . #[inline] 36 ( 0.00%) fn iter_try_fold(&mut self, mut acc: Acc, mut fold: Fold) -> R . where . Fold: FnMut(Acc, &mut U) -> R, . R: Try, . { . #[inline] . fn flatten<'a, T: IntoIterator, Acc, R: Try>( . frontiter: &'a mut Option, . fold: &'a mut impl FnMut(Acc, &mut T::IntoIter) -> R, . ) -> impl FnMut(Acc, T) -> R + 'a { 1,515 ( 0.00%) move |acc, iter| fold(acc, frontiter.insert(iter.into_iter())) 688,334 ( 0.03%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/take_while.rs: as core::iter::traits::iterator::Iterator>::try_fold::flatten::, clippy_utils::macros::macro_backtrace::{closure#0}>, clippy_utils::macros::first_node_macro_backtrace::{closure#0}::{closure#0}>, (), core::ops::control_flow::ControlFlow, core::iter::traits::iterator::Iterator::find::check::{closure#0}>::{closure#0} (1,450x) . } . 106 ( 0.00%) if let Some(iter) = &mut self.frontiter { . acc = fold(acc, iter)?; . } 133,338 ( 0.01%) self.frontiter = None; . 93 ( 0.00%) acc = self.iter.try_fold(acc, flatten(&mut self.frontiter, &mut fold))?; 45,860 ( 0.00%) self.frontiter = None; . 91,723 ( 0.00%) if let Some(iter) = &mut self.backiter { . acc = fold(acc, iter)?; . } 52 ( 0.00%) self.backiter = None; . . try { acc } 32 ( 0.00%) } . } . . impl FlattenCompat . where . I: DoubleEndedIterator>, . { . /// Folds the inner iterators into an accumulator by applying an operation, starting form the . /// back. -- line 448 ---------------------------------------- -- line 514 ---------------------------------------- . where . I: Iterator>, . U: Iterator, . { . type Item = U::Item; . . #[inline] . default fn next(&mut self) -> Option { 6,706 ( 0.00%) loop { . if let elt @ Some(_) = and_then_or_clear(&mut self.frontiter, Iterator::next) { . return elt; . } 3,897 ( 0.00%) match self.iter.next() { . None => return and_then_or_clear(&mut self.backiter, Iterator::next), . Some(inner) => self.frontiter = Some(inner.into_iter()), . } . } . } . . #[inline] . default fn size_hint(&self) -> (usize, Option) { -- line 534 ---------------------------------------- -- line 558 ---------------------------------------- . Self: Sized, . Fold: FnMut(Acc, Self::Item) -> R, . R: Try, . { . #[inline] . fn flatten>( . mut fold: impl FnMut(Acc, U::Item) -> R, . ) -> impl FnMut(Acc, &mut U) -> R { 1,481 ( 0.00%) move |acc, iter| iter.try_fold(acc, &mut fold) . } . 4 ( 0.00%) self.iter_try_fold(init, flatten(fold)) 356 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/flatten.rs:, ::all_fields::{closure#0}>, core::slice::iter::Iter>>::iter_try_fold::<(), as core::iter::traits::iterator::Iterator>::try_fold::flatten, (), core::ops::control_flow::ControlFlow<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty>>, core::iter::traits::iterator::Iterator::find_map::check<&rustc_middle::ty::FieldDef, &rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty>, ::interior_mut_ty_chain_inner::{closure#2}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty>>> (1x) . } . . #[inline] . default fn fold(self, init: Acc, fold: Fold) -> Acc . where . Fold: FnMut(Acc, Self::Item) -> Acc, . { . #[inline] -- line 577 ---------------------------------------- -- line 602 ---------------------------------------- . } . } . . #[inline] . default fn count(self) -> usize { . #[inline] . #[rustc_inherit_overflow_checks] . fn count(acc: usize, iter: U) -> usize { 507 ( 0.00%) acc + iter.count() . } . 280 ( 0.00%) self.iter_fold(0, count) . } . . #[inline] . default fn last(self) -> Option { . #[inline] . fn last(last: Option, iter: U) -> Option { . iter.last().or(last) . } -- line 621 ---------------------------------------- -- line 847 ---------------------------------------- . // `frontiter` or `backiter` without consuming the item, so we **must** override those. . impl Iterator for FlattenCompat . where . I: Iterator>, . U: Iterator + OneShot, . { . #[inline] . fn next(&mut self) -> Option { 4,278 ( 0.00%) while let Some(inner) = self.iter.next() { 548 ( 0.00%) if let item @ Some(_) = inner.into_iter().next() { . return item; . } . } . None . } . . #[inline] . fn size_hint(&self) -> (usize, Option) { -- line 864 ---------------------------------------- 130,890 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/infinite_iter.rs -------------------------------------------------------------------------------- Ir -- line 48 ---------------------------------------- . pub MAYBE_INFINITE_ITER, . pedantic, . "possible infinite iteration" . } . . declare_lint_pass!(InfiniteIter => [INFINITE_ITER, MAYBE_INFINITE_ITER]); . . impl<'tcx> LateLintPass<'tcx> for InfiniteIter { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 12 ( 0.00%) let (lint, msg) = match complete_infinite_iter(cx, expr) { . Infinite => (INFINITE_ITER, "infinite iteration detected"), . MaybeInfinite => (MAYBE_INFINITE_ITER, "possible infinite iteration detected"), . Finite => { . return; . }, . }; . span_lint(cx, lint, expr.span, msg); 266,400 ( 0.01%) } . } . . #[derive(Copy, Clone, Debug, PartialEq, Eq)] . enum Finiteness { . Infinite, . MaybeInfinite, . Finite, . } . . use self::Finiteness::{Finite, Infinite, MaybeInfinite}; . . impl Finiteness { . #[must_use] . fn and(self, b: Self) -> Self { 654 ( 0.00%) match (self, b) { . (Finite, _) | (_, Finite) => Finite, . (MaybeInfinite, _) | (_, MaybeInfinite) => MaybeInfinite, . _ => Infinite, . } . } . . #[must_use] . fn or(self, b: Self) -> Self { -- line 88 ---------------------------------------- -- line 91 ---------------------------------------- . (MaybeInfinite, _) | (_, MaybeInfinite) => MaybeInfinite, . _ => Finite, . } . } . } . . impl From for Finiteness { . fn from(b: bool) -> Self { 3 ( 0.00%) if b { Infinite } else { Finite } . } . } . . /// This tells us what to look for to know if the iterator returned by . /// this method is infinite . #[derive(Copy, Clone)] . enum Heuristic { . /// infinite no matter what -- line 107 ---------------------------------------- -- line 138 ---------------------------------------- . (sym::filter, 1, First, Infinite), . (sym::filter_map, 1, First, Infinite), . (sym::flat_map, 1, First, Infinite), . (sym::unzip, 0, First, Infinite), . (sym::take_while, 1, First, MaybeInfinite), . (sym::scan, 2, First, MaybeInfinite), . ]; . 6,560 ( 0.00%) fn is_infinite(cx: &LateContext<'_>, expr: &Expr<'_>) -> Finiteness { 5,248 ( 0.00%) match expr.kind { 32 ( 0.00%) ExprKind::MethodCall(method, receiver, args, _) => { . for &(name, len, heuristic, cap) in &HEURISTICS { 304 ( 0.00%) if method.ident.name == name && args.len() == len { . return (match heuristic { . Always => Infinite, . First => is_infinite(cx, receiver), . Any => is_infinite(cx, receiver).or(is_infinite(cx, &args[0])), . All => is_infinite(cx, receiver).and(is_infinite(cx, &args[0])), . }) . .and(cap); . } -- line 158 ---------------------------------------- -- line 163 ---------------------------------------- . { . let body = cx.tcx.hir_body(body); . return is_infinite(cx, body.value); . } . Finite . }, . ExprKind::Block(block, _) => block.expr.as_ref().map_or(Finite, |e| is_infinite(cx, e)), . ExprKind::AddrOf(BorrowKind::Ref, _, e) => is_infinite(cx, e), 1 ( 0.00%) ExprKind::Call(path, _) => { 3 ( 0.00%) if let ExprKind::Path(ref qpath) = path.kind { 6 ( 0.00%) cx.qpath_res(qpath, path.hir_id) 23 ( 0.00%) => ???:::qpath_res (1x) . .opt_def_id() 3 ( 0.00%) .is_some_and(|id| cx.tcx.is_diagnostic_item(sym::iter_repeat, id)) 100 ( 0.00%) => ???:::is_diagnostic_item (1x) . .into() . } else { . Finite . } . }, . ExprKind::Struct(..) => higher::Range::hir(cx, expr).is_some_and(|r| r.end.is_none()).into(), . _ => Finite, . } 4,592 ( 0.00%) } . . /// the names and argument lengths of methods that *may* exhaust their . /// iterators . const POSSIBLY_COMPLETING_METHODS: [(Symbol, usize); 6] = [ . (sym::find, 1), . (sym::rfind, 1), . (sym::position, 1), . (sym::rposition, 1), -- line 192 ---------------------------------------- -- line 207 ---------------------------------------- . (sym::min, 0), . (sym::min_by, 1), . (sym::min_by_key, 1), . (sym::sum, 0), . (sym::product, 0), . ]; . . fn complete_infinite_iter(cx: &LateContext<'_>, expr: &Expr<'_>) -> Finiteness { 221,168 ( 0.01%) match expr.kind { 11,427 ( 0.00%) ExprKind::MethodCall(method, receiver, args, _) => { 3,809 ( 0.00%) let method_str = method.ident.name; . for &(name, len) in &COMPLETING_METHODS { 83,758 ( 0.00%) if method_str == name && args.len() == len { . return is_infinite(cx, receiver); . } . } . for &(name, len) in &POSSIBLY_COMPLETING_METHODS { 29,730 ( 0.00%) if method_str == name && args.len() == len { . return MaybeInfinite.and(is_infinite(cx, receiver)); . } . } 7,614 ( 0.00%) if method.ident.name == sym::last && args.is_empty() { . let not_double_ended = cx . .tcx . .get_diagnostic_item(sym::DoubleEndedIterator) . .is_some_and(|id| !implements_trait(cx, cx.typeck_results().expr_ty(receiver), id, &[])); . if not_double_ended { . return is_infinite(cx, receiver); . } 3,807 ( 0.00%) } else if method.ident.name == sym::collect { . let ty = cx.typeck_results().expr_ty(expr); . if matches!( . ty.opt_diag_name(cx), . Some( . sym::BinaryHeap . | sym::BTreeMap . | sym::BTreeSet . | sym::HashMap -- line 244 ---------------------------------------- -- line 247 ---------------------------------------- . | sym::Vec . | sym::VecDeque, . ) . ) { . return is_infinite(cx, receiver); . } . } . }, 654 ( 0.00%) ExprKind::Binary(op, l, r) if op.node.is_comparison() => { 1,962 ( 0.00%) return is_infinite(cx, l).and(is_infinite(cx, r)).and(MaybeInfinite); 17,469 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/infinite_iter.rs:clippy_lints::infinite_iter::is_infinite (654x) . }, // TODO: ExprKind::Loop + Match . _ => (), . } . Finite . } 34,515 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/bool_comparison.rs -------------------------------------------------------------------------------- Ir -- line 31 ---------------------------------------- . pub BOOL_COMPARISON, . complexity, . "comparing a variable to a boolean, e.g., `if x == true` or `if x != true`" . } . . declare_lint_pass!(BoolComparison => [BOOL_COMPARISON]); . . impl<'tcx> LateLintPass<'tcx> for BoolComparison { 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 124,311 ( 0.00%) if e.span.from_expansion() { . return; . } . 135 ( 0.00%) if let ExprKind::Binary(Spanned { node, .. }, left_side, right_side) = e.kind 270 ( 0.00%) && is_expn_of(left_side.span, sym::cfg).is_none() 1,530 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_expn_of (45x) 270 ( 0.00%) && is_expn_of(right_side.span, sym::cfg).is_none() 1,530 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_expn_of (45x) 225 ( 0.00%) && cx.typeck_results().expr_ty(left_side).is_bool() 1,800 ( 0.00%) => ???:::expr_ty (45x) . && cx.typeck_results().expr_ty(right_side).is_bool() . { . let ignore_case = None::<(fn(_) -> _, &str)>; . let ignore_no_literal = None::<(fn(_, _) -> _, &str)>; . match node { . BinOpKind::Eq => { . let true_case = Some((|h| h, "equality checks against true are unnecessary")); . let false_case = Some(( -- line 55 ---------------------------------------- -- line 94 ---------------------------------------- . Some(( . |l: Sugg<'tcx>, r: Sugg<'tcx>| l.bit_and(&(!r)), . "order comparisons between booleans can be simplified", . )), . ), . _ => (), . } . } 355,200 ( 0.01%) } . } . . fn check_comparison<'a, 'tcx>( . cx: &LateContext<'tcx>, . e: &'tcx Expr<'_>, . left_true: Option<(impl FnOnce(Sugg<'a>) -> Sugg<'a>, &'static str)>, . left_false: Option<(impl FnOnce(Sugg<'a>) -> Sugg<'a>, &'static str)>, . right_true: Option<(impl FnOnce(Sugg<'a>) -> Sugg<'a>, &'static str)>, -- line 110 ---------------------------------------- 17,778 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/doc/suspicious_doc_comments.rs -------------------------------------------------------------------------------- Ir -- line 4 ---------------------------------------- . use rustc_errors::Applicability; . use rustc_hir::Attribute; . use rustc_hir::attrs::AttributeKind; . use rustc_lint::LateContext; . use rustc_span::Span; . . use super::SUSPICIOUS_DOC_COMMENTS; . 438,942 ( 0.02%) pub fn check(cx: &LateContext<'_>, attrs: &[Attribute]) -> bool { . let replacements: Vec<_> = collect_doc_replacements(attrs); . 125,412 ( 0.00%) if let Some((&(lo_span, _), &(hi_span, _))) = replacements.first().zip(replacements.last()) { . span_lint_and_then( . cx, . SUSPICIOUS_DOC_COMMENTS, . lo_span.to(hi_span), . "this is an outer doc comment and does not apply to the parent module or crate", . |diag| { . diag.multipart_suggestion( . "use an inner doc comment to document the parent module or crate", -- line 23 ---------------------------------------- -- line 26 ---------------------------------------- . ); . }, . ); . . true . } else { . false . } 501,648 ( 0.02%) } . . fn collect_doc_replacements(attrs: &[Attribute]) -> Vec<(Span, String)> { . attrs . .iter() . .filter_map(|attr| { 24,088 ( 0.00%) if let Attribute::Parsed(AttributeKind::DocComment { . style: AttrStyle::Outer, . kind: DocFragmentKind::Sugared(comment_kind), . comment, . .. . }) = attr . && let Some(com) = comment.as_str().strip_prefix('!') . { . let sugg = match comment_kind { . CommentKind::Block => format!("/*!{com}*/"), . CommentKind::Line => format!("//!{com}"), . }; . Some((attr.span(), sugg)) . } else { 5,397 ( 0.00%) None . } . }) . .collect() . } 3,492 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_clamp.rs -------------------------------------------------------------------------------- Ir -- line 134 ---------------------------------------- . struct InputMinMax<'tcx> { . input: &'tcx Expr<'tcx>, . min: &'tcx Expr<'tcx>, . max: &'tcx Expr<'tcx>, . is_float: bool, . } . . impl<'tcx> LateLintPass<'tcx> for ManualClamp { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { . // Cheap kind check before the costlier const context query. 44,400 ( 0.00%) if matches!( 88,800 ( 0.00%) expr.kind, . ExprKind::If(..) | ExprKind::Match(..) | ExprKind::MethodCall(..) | ExprKind::Call(..) 25,428 ( 0.00%) ) && !expr.span.from_expansion() 8,612 ( 0.00%) && !is_in_const_context(cx) 703,321 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (2,153x) . { . let suggestion = is_if_elseif_else_pattern(cx, expr) 4,266 ( 0.00%) .or_else(|| is_max_min_pattern(cx, expr)) . .or_else(|| is_call_max_min_pattern(cx, expr)) . .or_else(|| is_match_pattern(cx, expr)) . .or_else(|| is_if_elseif_pattern(cx, expr)); . if let Some(suggestion) = suggestion . && self.msrv.meets(cx, msrvs::CLAMP) . { . maybe_emit_suggestion(cx, &suggestion); . } . } 355,200 ( 0.01%) } . 27,328 ( 0.00%) fn check_block(&mut self, cx: &LateContext<'tcx>, block: &'tcx Block<'tcx>) { . // Cheap `if`-statement check before the costlier const context query. 3,904 ( 0.00%) if !block . .stmts . .iter() 4,300 ( 0.00%) .any(|stmt| matches!(stmt.kind, StmtKind::Expr(e) if matches!(e.kind, ExprKind::If(..)))) . { . return; . } . 1,342 ( 0.00%) if is_in_const_context(cx) || !self.msrv.meets(cx, msrvs::CLAMP) { 44,308 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (122x) 3,294 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (122x) . return; . } . for suggestion in is_two_if_pattern(cx, block) { . maybe_emit_suggestion(cx, &suggestion); . } 31,232 ( 0.00%) } . } . . fn maybe_emit_suggestion<'tcx>(cx: &LateContext<'tcx>, suggestion: &ClampSuggestion<'tcx>) { . if !suggestion.min_less_than_max(cx) { . return; . } . let ClampSuggestion { . params: InputMinMax { -- line 187 ---------------------------------------- -- line 227 ---------------------------------------- . Float, . Ord, . } . . impl TypeClampability { . fn is_clampable<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> Option { . if ty.is_floating_point() { . Some(TypeClampability::Float) 12 ( 0.00%) } else if cx . .tcx 8 ( 0.00%) .get_diagnostic_item(sym::Ord) 424 ( 0.00%) => ???:::get_diagnostic_item (4x) 24 ( 0.00%) .is_some_and(|id| implements_trait(cx, ty, id, &[])) 312,297 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::implements_trait (4x) . { . Some(TypeClampability::Ord) . } else { . None . } . } . . fn is_float(self) -> bool { -- line 246 ---------------------------------------- -- line 269 ---------------------------------------- . r#else: Some(else_if), . }) = If::hir(expr) . && let Some(If { . cond: else_if_cond, . then: else_if_then, . r#else: Some(else_body), . }) = If::hir(peel_blocks(else_if)) . { 24 ( 0.00%) let params = is_clamp_meta_pattern( 313,252 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/manual_clamp.rs:clippy_lints::manual_clamp::is_clamp_meta_pattern (4x) . cx, 5 ( 0.00%) expr.span.ctxt(), 12 ( 0.00%) &BinaryOp::new(peel_blocks(cond))?, 8 ( 0.00%) &BinaryOp::new(peel_blocks(else_if_cond))?, . peel_blocks(then), . peel_blocks(else_if_then), 20 ( 0.00%) None, . )?; . // Contents of the else should be the resolved input. . if !eq_expr_value(cx, expr.span.ctxt(), params.input, peel_blocks(else_body)) { . return None; . } . Some(ClampSuggestion { . params, . span: expr.span, -- line 292 ---------------------------------------- -- line 302 ---------------------------------------- . /// . /// ```no_run . /// # let (input, min_value, max_value) = (0, -3, 12); . /// . /// input.max(min_value).min(max_value) . /// # ; . /// ``` . fn is_max_min_pattern<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> Option> { 6,867 ( 0.00%) if let ExprKind::MethodCall(seg_second, receiver, [arg_second], _) = expr.kind 1,375 ( 0.00%) && let ExprKind::MethodCall(seg_first, input, [arg_first], _) = &receiver.kind . // Match method names before the costlier type queries. 129 ( 0.00%) && let Some((min, max)) = match (seg_first.ident.name, seg_second.ident.name) { 172 ( 0.00%) (sym::min, sym::max) => Some((arg_second, arg_first)), . (sym::max, sym::min) => Some((arg_first, arg_second)), . _ => None, . } . && (cx.typeck_results().expr_ty_adjusted(receiver).is_floating_point() . || cx.ty_based_def(expr).assoc_fn_parent(cx).is_diag_item(cx, sym::Ord)) . && (cx.typeck_results().expr_ty_adjusted(input).is_floating_point() . || cx.ty_based_def(receiver).assoc_fn_parent(cx).is_diag_item(cx, sym::Ord)) . { -- line 322 ---------------------------------------- -- line 367 ---------------------------------------- . } . . enum FunctionType<'tcx> { . CmpMin, . CmpMax, . OrdOrFloat(&'tcx PathSegment<'tcx>), . } . 2,448 ( 0.00%) fn check<'tcx>( . cx: &LateContext<'tcx>, . outer_fn: &'tcx Expr<'tcx>, . inner_call: &'tcx Expr<'tcx>, . outer_arg: &'tcx Expr<'tcx>, . span: Span, . ) -> Option> { 616 ( 0.00%) if let ExprKind::Call(inner_fn, [first, second]) = &inner_call.kind . && let Some(inner_seg) = segment(cx, inner_fn) . && let Some(outer_seg) = segment(cx, outer_fn) . { . let typeck = cx.typeck_results(); . let (input, inner_arg) = match ( . is_const_evaluatable(cx.tcx, typeck, first), . is_const_evaluatable(cx.tcx, typeck, second), . ) { -- line 390 ---------------------------------------- -- line 412 ---------------------------------------- . max, . is_float, . }, . span, . make_assignment: None, . hir_with_ignore_attr: None, . }) . } else { 272 ( 0.00%) None . } 2,176 ( 0.00%) } . 12,480 ( 0.00%) if let ExprKind::Call(outer_fn, [first, second]) = &expr.kind { 2,584 ( 0.00%) check(cx, outer_fn, first, second, expr.span).or_else(|| check(cx, outer_fn, second, first, expr.span)) 5,512 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_clamp.rs:clippy_lints::manual_clamp::is_call_max_min_pattern::check (272x) . } else { . None . } . } . . /// Targets patterns like . /// . /// ```no_run -- line 433 ---------------------------------------- -- line 436 ---------------------------------------- . /// match input { . /// input if input > max => max, . /// input if input < min => min, . /// input => input, . /// } . /// # ; . /// ``` . fn is_match_pattern<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> Option> { 3,133 ( 0.00%) if let ExprKind::Match(value, [first_arm, second_arm, last_arm], rustc_hir::MatchSource::Normal) = &expr.kind { . // Find possible min/max branches . let minmax_values = |a: &'tcx Arm<'tcx>| { 63 ( 0.00%) if let PatKind::Binding(_, var_hir_id, _, None) = &a.pat.kind . && let Some(e) = a.guard . { . Some((e, var_hir_id, a.body)) . } else { . None . } . }; . let (first, first_hir_id, first_expr) = minmax_values(first_arm)?; -- line 455 ---------------------------------------- -- line 608 ---------------------------------------- . left: &'tcx Expr<'tcx>, . right: &'tcx Expr<'tcx>, . } . . impl<'tcx> BinaryOp<'tcx> { . fn new(e: &'tcx Expr<'tcx>) -> Option> { . match &e.kind { . ExprKind::Binary(op, left, right) => Some(BinaryOp { 8 ( 0.00%) op: op.node, 8 ( 0.00%) left, . right, . }), . _ => None, . } . } . . fn flip(&self) -> Self { . Self { -- line 625 ---------------------------------------- -- line 651 ---------------------------------------- . /// - `Range` . /// - `RangeInclusive` . /// . /// And all other range types are not accepted. For the purposes of `clamp` it's irrelevant . /// whether the range is inclusive or not, the output is the same. . /// . /// - The result of each if statement must be equal to the argument unique to that if statement. The . /// result can not be the shared argument in either case. 36 ( 0.00%) fn is_clamp_meta_pattern<'tcx>( . cx: &LateContext<'tcx>, . ctxt: SyntaxContext, . first_bin: &BinaryOp<'tcx>, . second_bin: &BinaryOp<'tcx>, . first_expr: &'tcx Expr<'tcx>, . second_expr: &'tcx Expr<'tcx>, . // This parameters is exclusively for the match pattern. . // It exists because the variable bindings used in that pattern -- line 667 ---------------------------------------- -- line 708 ---------------------------------------- . let exprs = [ . first_bin.left, . first_bin.right, . second_bin.left, . second_bin.right, . first_expr, . second_expr, . ]; 20 ( 0.00%) let clampability = TypeClampability::is_clampable(cx, cx.typeck_results().expr_ty(first_expr))?; 160 ( 0.00%) => ???:::expr_ty (4x) . let is_float = clampability.is_float(); 10 ( 0.00%) if exprs.iter().any(|e| peel_blocks(e).can_have_side_effects()) { 91 ( 0.00%) => ???:::can_have_side_effects (5x) . return None; . } . let first_bin = try_normalize_unsigned_eq_to_ord(cx, first_bin, first_expr).unwrap_or(*first_bin); . let second_bin = try_normalize_unsigned_eq_to_ord(cx, second_bin, second_expr).unwrap_or(*second_bin); . let (first_bin, second_bin) = (&first_bin, &second_bin); . if !(is_ord_op(first_bin.op) && is_ord_op(second_bin.op)) { . return None; . } -- line 726 ---------------------------------------- -- line 750 ---------------------------------------- . &first, . second_expr, . first_expr, . input_hir_ids.map(|(l, r)| (r, l)), . is_float, . ) . }) . }) 32 ( 0.00%) } . . fn block_stmt_with_last<'tcx>(block: &'tcx Block<'tcx>) -> impl Iterator> { . block . .stmts . .iter() . .map(|s| MaybeBorrowedStmtKind::Borrowed(&s.kind)) . .chain( . block -- line 766 ---------------------------------------- 77,985 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/search.rs -------------------------------------------------------------------------------- Ir -- line 218 ---------------------------------------- . where . Q: Ord, . K: Borrow, . { . let node = self.reborrow(); . let keys = node.keys(); . debug_assert!(start_index <= keys.len()); . for (offset, k) in unsafe { keys.get_unchecked(start_index..) }.iter().enumerate() { 132,600 ( 0.01%) match key.cmp(k.borrow()) { 2,159,787 ( 0.08%) => ???:::cmp (23,456x) . Ordering::Greater => {} . Ordering::Equal => return IndexResult::KV(start_index + offset), . Ordering::Less => return IndexResult::Edge(start_index + offset), . } . } . IndexResult::Edge(keys.len()) . } . -- line 234 ---------------------------------------- 3,226 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/pattern.rs -------------------------------------------------------------------------------- Ir -- line 103 ---------------------------------------- . /// Constructs the associated searcher from . /// `self` and the `haystack` to search in. . fn into_searcher(self, haystack: &str) -> Self::Searcher<'_>; . . /// Checks whether the pattern matches anywhere in the haystack . #[inline] . fn is_contained_in(self, haystack: &str) -> bool { . self.into_searcher(haystack).next_match().is_some() 4 ( 0.00%) } . . /// Checks whether the pattern matches at the front of the haystack . #[inline] . fn is_prefix_of(self, haystack: &str) -> bool { . matches!(self.into_searcher(haystack).next(), SearchStep::Match(0, _)) . } . . /// Checks whether the pattern matches at the back of the haystack -- line 119 ---------------------------------------- -- line 142 ---------------------------------------- . } . . /// Removes the pattern from the back of haystack, if it matches. . #[inline] . fn strip_suffix_of<'a>(self, haystack: &'a str) -> Option<&'a str> . where . Self::Searcher<'a>: ReverseSearcher<'a>, . { 44 ( 0.00%) if let SearchStep::Match(start, end) = self.into_searcher(haystack).next_back() { . debug_assert_eq!( . end, . haystack.len(), . "The first search step from ReverseSearcher \ . must include the last character" . ); . // SAFETY: `Searcher` is known to return valid indices. . unsafe { Some(haystack.get_unchecked(..start)) } -- line 158 ---------------------------------------- -- line 243 ---------------------------------------- . /// . /// Unlike [`next()`][Searcher::next], there is no guarantee that the returned ranges . /// of this and [`next_reject`][Searcher::next_reject] will overlap. This will return . /// `(start_match, end_match)`, where start_match is the index of where . /// the match begins, and end_match is the index after the end of the match. . #[inline] . fn next_match(&mut self) -> Option<(usize, usize)> { . loop { 1,532 ( 0.00%) match self.next() { . SearchStep::Match(a, b) => return Some((a, b)), . SearchStep::Done => return None, . _ => continue, . } . } . } . . /// Finds the next [`Reject`][SearchStep::Reject] result. See [`next()`][Searcher::next] . /// and [`next_match()`][Searcher::next_match]. . /// . /// Unlike [`next()`][Searcher::next], there is no guarantee that the returned ranges . /// of this and [`next_match`][Searcher::next_match] will overlap. . #[inline] . fn next_reject(&mut self) -> Option<(usize, usize)> { 5,350 ( 0.00%) loop { 1,232 ( 0.00%) match self.next() { . SearchStep::Reject(a, b) => return Some((a, b)), . SearchStep::Done => return None, . _ => continue, . } . } . } . } . -- line 275 ---------------------------------------- -- line 324 ---------------------------------------- . } . } . . /// Finds the next [`Reject`][SearchStep::Reject] result. . /// See [`next_back()`][ReverseSearcher::next_back]. . #[inline] . fn next_reject_back(&mut self) -> Option<(usize, usize)> { . loop { 16,357 ( 0.00%) match self.next_back() { . SearchStep::Reject(a, b) => return Some((a, b)), . SearchStep::Done => return None, . _ => continue, . } . } . } . } . -- line 340 ---------------------------------------- -- line 416 ---------------------------------------- . // starts at the end and only decreases . let slice = unsafe { self.haystack.get_unchecked(old_finger..self.finger_back) }; . let mut iter = slice.chars(); . let old_len = iter.iter.len(); . if let Some(ch) = iter.next() { . // add byte offset of current character . // without re-encoding as utf-8 . self.finger += old_len - iter.iter.len(); 1,070 ( 0.00%) if ch == self.needle { . SearchStep::Match(old_finger, self.finger) . } else { . SearchStep::Reject(old_finger, self.finger) . } . } else { . SearchStep::Done . } . } . #[inline] . fn next_match(&mut self) -> Option<(usize, usize)> { . loop { . // get the haystack after the last character found . let bytes = self.haystack.as_bytes().get(self.finger..self.finger_back)?; . // the last byte of the utf8 encoded needle . // SAFETY: we have an invariant that `utf8_size < 5` 1,392 ( 0.00%) let last_byte = unsafe { *self.utf8_encoded.get_unchecked(self.utf8_size() - 1) }; 30,186 ( 0.00%) if let Some(index) = memchr::memchr(last_byte, bytes) { . // The new finger is the index of the byte we found, . // plus one, since we memchr'd for the last byte of the character. . // . // Note that this doesn't always give us a finger on a UTF8 boundary. . // If we *didn't* find our character . // we may have indexed to the non-last byte of a 3-byte or 4-byte character. . // We can't just skip to the next valid starting byte because a character like . // ꁁ (U+A041 YI SYLLABLE PA), utf-8 `EA 81 81` will have us always find -- line 449 ---------------------------------------- -- line 451 ---------------------------------------- . // . // However, this is totally okay. While we have the invariant that . // self.finger is on a UTF8 boundary, this invariant is not relied upon . // within this method (it is relied upon in CharSearcher::next()). . // . // We only exit this method when we reach the end of the string, or if we . // find something. When we find something the `finger` will be set . // to a UTF8 boundary. 20,209 ( 0.00%) self.finger += index + 1; 49,724 ( 0.00%) if self.finger >= self.utf8_size() { . let found_char = self.finger - self.utf8_size(); . if let Some(slice) = self.haystack.as_bytes().get(found_char..self.finger) { 19,936 ( 0.00%) if slice == &self.utf8_encoded[0..self.utf8_size()] { . return Some((found_char, self.finger)); . } . } . } . } else { . // found nothing, exit 203 ( 0.00%) self.finger = self.finger_back; . return None; . } . } . } . . // let next_reject use the default implementation from the Searcher trait . } . -- line 478 ---------------------------------------- -- line 501 ---------------------------------------- . fn next_match_back(&mut self) -> Option<(usize, usize)> { . let haystack = self.haystack.as_bytes(); . loop { . // get the haystack up to but not including the last character searched . let bytes = haystack.get(self.finger..self.finger_back)?; . // the last byte of the utf8 encoded needle . // SAFETY: we have an invariant that `utf8_size < 5` . let last_byte = unsafe { *self.utf8_encoded.get_unchecked(self.utf8_size() - 1) }; 6,846 ( 0.00%) if let Some(index) = memchr::memrchr(last_byte, bytes) { 53,300 ( 0.00%) => ???:core::slice::memchr::memrchr (1,141x) . // we searched a slice that was offset by self.finger, . // add self.finger to recoup the original index 83 ( 0.00%) let index = self.finger + index; . // memrchr will return the index of the byte we wish to . // find. In case of an ASCII character, this is indeed . // were we wish our new finger to be ("after" the found . // char in the paradigm of reverse iteration). For . // multibyte chars we need to skip down by the number of more . // bytes they have than ASCII . let shift = self.utf8_size() - 1; 332 ( 0.00%) if index >= shift { . let found_char = index - shift; 249 ( 0.00%) if let Some(slice) = haystack.get(found_char..(found_char + self.utf8_size())) { 83 ( 0.00%) if slice == &self.utf8_encoded[0..self.utf8_size()] { . // move finger to before the character found (i.e., at its start index) 83 ( 0.00%) self.finger_back = found_char; . return Some((self.finger_back, self.finger_back + self.utf8_size())); . } . } . } . // We can't use finger_back = index - size + 1 here. If we found the last char . // of a different-sized character (or the middle byte of a different character) . // we need to bump the finger_back down to `index`. This similarly makes . // `finger_back` have the potential to no longer be on a boundary, -- line 533 ---------------------------------------- -- line 535 ---------------------------------------- . // or when the haystack has been searched completely. . // . // Unlike next_match this does not . // have the problem of repeated bytes in utf-8 because . // we're searching for the last byte, and we can only have . // found the last byte when searching in reverse. . self.finger_back = index; . } else { 1,058 ( 0.00%) self.finger_back = self.finger; . // found nothing, exit . return None; . } . } . } . . // let next_reject_back use the default implementation from the Searcher trait . } -- line 551 ---------------------------------------- -- line 584 ---------------------------------------- . #[inline] . fn is_contained_in(self, haystack: &str) -> bool { . if (self as u32) < 128 { . haystack.as_bytes().contains(&(self as u8)) . } else { . let mut buffer = [0u8; 4]; . self.encode_utf8(&mut buffer).is_contained_in(haystack) . } 36 ( 0.00%) } . . #[inline] . fn is_prefix_of(self, haystack: &str) -> bool { . self.encode_utf8(&mut [0u8; 4]).is_prefix_of(haystack) . } . . #[inline] . fn strip_prefix_of(self, haystack: &str) -> Option<&str> { -- line 600 ---------------------------------------- -- line 691 ---------------------------------------- . fn next(&mut self) -> SearchStep { . let s = &mut self.char_indices; . // Compare lengths of the internal byte slice iterator . // to find length of current char . let pre_len = s.iter.iter.len(); . if let Some((i, c)) = s.next() { . let len = s.iter.iter.len(); . let char_len = pre_len - len; 6,474 ( 0.00%) if self.char_eq.matches(c) { . return SearchStep::Match(i, i + char_len); . } else { . return SearchStep::Reject(i, i + char_len); . } . } . SearchStep::Done . } . } -- line 707 ---------------------------------------- -- line 736 ---------------------------------------- . . #[inline] . fn into_searcher<$a>(self, haystack: &$a str) -> $t { . ($smap)(($pmap)(self).into_searcher(haystack)) . } . . #[inline] . fn is_contained_in<$a>(self, haystack: &$a str) -> bool { 16 ( 0.00%) ($pmap)(self).is_contained_in(haystack) 172 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mut_ptr.rs: as core::str::pattern::Pattern>::is_contained_in (4x) . } . . #[inline] . fn is_prefix_of<$a>(self, haystack: &$a str) -> bool { . ($pmap)(self).is_prefix_of(haystack) . } . . #[inline] -- line 752 ---------------------------------------- -- line 970 ---------------------------------------- . /// ``` . /// assert_eq!("Hello world".find("world"), Some(6)); . /// ``` . impl<'b> Pattern for &'b str { . type Searcher<'a> = StrSearcher<'a, 'b>; . . #[inline] . fn into_searcher(self, haystack: &str) -> StrSearcher<'_, 'b> { 166,191 ( 0.01%) StrSearcher::new(haystack, self) 4,204,265 ( 0.17%) => ???:::new (23,686x) . } . . /// Checks whether the pattern matches at the front of the haystack. . #[inline] . fn is_prefix_of(self, haystack: &str) -> bool { . haystack.as_bytes().starts_with(self.as_bytes()) . } . . /// Checks whether the pattern matches anywhere in the haystack . #[inline] 1,420 ( 0.00%) fn is_contained_in(self, haystack: &str) -> bool { . if self.len() == 0 { . return true; . } . 296 ( 0.00%) match self.len().cmp(&haystack.len()) { . Ordering::Less => { . if self.len() == 1 { . return haystack.as_bytes().contains(&self.as_bytes()[0]); . } . . #[cfg(any( . all(target_arch = "x86_64", target_feature = "sse2"), . all(target_arch = "loongarch64", target_feature = "lsx"), -- line 1002 ---------------------------------------- -- line 1007 ---------------------------------------- . return result; . } . } . . self.into_searcher(haystack).next_match().is_some() . } . _ => self == haystack, . } 1,136 ( 0.00%) } . . /// Removes the pattern from the front of haystack, if it matches. . #[inline] . fn strip_prefix_of(self, haystack: &str) -> Option<&str> { 8,570 ( 0.00%) if self.is_prefix_of(haystack) { . // SAFETY: prefix was just verified to exist. . unsafe { Some(haystack.get_unchecked(self.as_bytes().len()..)) } . } else { . None . } . } . . /// Checks whether the pattern matches at the back of the haystack. -- line 1028 ---------------------------------------- -- line 1035 ---------------------------------------- . } . . /// Removes the pattern from the back of haystack, if it matches. . #[inline] . fn strip_suffix_of<'a>(self, haystack: &'a str) -> Option<&'a str> . where . Self::Searcher<'a>: ReverseSearcher<'a>, . { 9,491 ( 0.00%) if self.is_suffix_of(haystack) { 67 ( 0.00%) let i = haystack.len() - self.as_bytes().len(); . // SAFETY: suffix was just verified to exist. . unsafe { Some(haystack.get_unchecked(..i)) } . } else { . None . } . } . . #[inline] -- line 1052 ---------------------------------------- -- line 1165 ---------------------------------------- . } . otherwise => otherwise, . } . } . } . } . . #[inline] 166,351 ( 0.01%) fn next_match(&mut self) -> Option<(usize, usize)> { 47,540 ( 0.00%) match self.searcher { . StrSearcherImpl::Empty(..) => loop { . match self.next() { . SearchStep::Match(a, b) => return Some((a, b)), . SearchStep::Done => return None, . SearchStep::Reject(..) => {} . } . }, . StrSearcherImpl::TwoWay(ref mut searcher) => { 47,541 ( 0.00%) let is_long = searcher.memory == usize::MAX; . // write out `true` and `false` cases to encourage the compiler . // to specialize the two cases separately. 23,771 ( 0.00%) if is_long { . searcher.next::( . self.haystack.as_bytes(), . self.needle.as_bytes(), . true, . ) . } else { . searcher.next::( . self.haystack.as_bytes(), . self.needle.as_bytes(), . false, . ) . } . } . } 190,040 ( 0.01%) } . } . . unsafe impl<'a, 'b> ReverseSearcher<'a> for StrSearcher<'a, 'b> { . #[inline] . fn next_back(&mut self) -> SearchStep { . match self.searcher { . StrSearcherImpl::Empty(ref mut searcher) => { . if searcher.is_finished { -- line 1209 ---------------------------------------- -- line 1446 ---------------------------------------- . . #[inline] . fn byteset_create(bytes: &[u8]) -> u64 { . bytes.iter().fold(0, |a, &b| (1 << (b & 0x3f)) | a) . } . . #[inline] . fn byteset_contains(&self, byte: u8) -> bool { 638,910 ( 0.03%) (self.byteset >> ((byte & 0x3f) as usize)) & 1 != 0 . } . . // One of the main ideas of Two-Way is that we factorize the needle into . // two halves, (u, v), and begin trying to find v in the haystack by scanning . // left to right. If v matches, we try to match u by scanning right to left. . // How far we can jump when we encounter a mismatch is all based on the fact . // that (u, v) is a critical factorization for the needle. . #[inline] . fn next(&mut self, haystack: &[u8], needle: &[u8], long_period: bool) -> S::Output . where . S: TwoWayStrategy, . { . // `next()` uses `self.position` as its cursor . let old_pos = self.position; 23,770 ( 0.00%) let needle_last = needle.len() - 1; . 'search: loop { . // Check that we have room to search in . // position + needle_last can not overflow if we assume slices . // are bounded by isize's range. 278,609 ( 0.01%) let tail_byte = match haystack.get(self.position + needle_last) { . Some(&b) => b, . None => { 23,590 ( 0.00%) self.position = haystack.len(); . return S::rejecting(old_pos, self.position); . } . }; . . if S::use_early_reject() && old_pos != self.position { . return S::rejecting(old_pos, self.position); . } . . // Quickly skip by large portions unrelated to our substring 453,987 ( 0.02%) if !self.byteset_contains(tail_byte) { 368,223 ( 0.01%) self.position += needle.len(); . if !long_period { . self.memory = 0; . } . continue 'search; . } . . // See if the right part of the needle matches . let start = -- line 1496 ---------------------------------------- -- line 1497 ---------------------------------------- . if long_period { self.crit_pos } else { cmp::max(self.crit_pos, self.memory) }; . for i in start..needle.len() { . // SAFETY: on every iteration of `'search`, the `haystack.get(self.position + needle_last)` . // check returned `Some`, so `self.position + needle_last < haystack.len()`. . // Since `i < needle.len()` implies `i <= needle_last`, we have . // `self.position + i < haystack.len()`. . // Every path that mutates `self.position` below either returns or re-enters `'search`, . // which re-runs the check before reaching the loop again. 47,033 ( 0.00%) if needle[i] != unsafe { *haystack.get_unchecked(self.position + i) } { 11,253 ( 0.00%) self.position += i - self.crit_pos + 1; 15,847 ( 0.00%) if !long_period { . self.memory = 0; . } . continue 'search; . } . } . . // See if the left part of the needle matches . let start = if long_period { 0 } else { self.memory }; . for i in (start..self.crit_pos).rev() { . // SAFETY: on every iteration of `'search`, the `haystack.get(self.position + needle_last)` . // check returned `Some`, so `self.position + needle_last < haystack.len()`. . // Since `i < self.crit_pos <= needle.len()`, we have `i <= needle_last`, and thus . // `self.position + i <= self.position + needle_last < haystack.len()`. . // Every path that mutates `self.position` below either returns or re-enters `'search`, . // which re-runs the check before reaching the loop again. 5,703 ( 0.00%) if needle[i] != unsafe { *haystack.get_unchecked(self.position + i) } { 2,166 ( 0.00%) self.position += self.period; 5,115 ( 0.00%) if !long_period { . self.memory = needle.len() - self.period; . } . continue 'search; . } . } . . // We have found a match! . let match_pos = self.position; . . // Note: add self.period instead of needle.len() to have overlapping matches 362 ( 0.00%) self.position += needle.len(); . if !long_period { 154 ( 0.00%) self.memory = 0; // set to needle.len() - self.period for overlapping matches . } . . return S::matching(match_pos, match_pos + needle.len()); . } . } . . // Follows the ideas in `next()`. . // -- line 1546 ---------------------------------------- -- line 1759 ---------------------------------------- . false . } . #[inline] . fn rejecting(_a: usize, _b: usize) -> Self::Output { . None . } . #[inline] . fn matching(a: usize, b: usize) -> Self::Output { 642 ( 0.00%) Some((a, b)) . } . } . . /// Emit Rejects regularly . enum RejectAndMatch {} . . impl TwoWayStrategy for RejectAndMatch { . type Output = SearchStep; -- line 1775 ---------------------------------------- -- line 1818 ---------------------------------------- . let haystack = haystack.as_bytes(); . . debug_assert!(needle.len() > 1); . . use crate::ops::BitAnd; . use crate::simd::cmp::SimdPartialEq; . use crate::simd::{mask8x16 as Mask, u8x16 as Block}; . 136 ( 0.00%) let first_probe = needle[0]; 136 ( 0.00%) let last_byte_offset = needle.len() - 1; . . // the offset used for the 2nd vector 272 ( 0.00%) let second_probe_offset = if needle.len() == 2 { . // never bail out on len=2 needles because the probes will fully cover them and have . // no degenerate cases. . 1 . } else { . // try a few bytes in case first and last byte of the needle are the same . let Some(second_probe_offset) = 408 ( 0.00%) (needle.len().saturating_sub(4)..needle.len()).rfind(|&idx| needle[idx] != first_probe) . else { . // fall back to other search methods if we can't find any different bytes . // since we could otherwise hit some degenerate cases . return None; . }; . second_probe_offset . }; . . // do a naive search if the haystack is too small to fit 408 ( 0.00%) if haystack.len() < Block::LEN + last_byte_offset { . return Some(haystack.windows(needle.len()).any(|c| c == needle)); . } . . let first_probe: Block = Block::splat(first_probe); . let second_probe: Block = Block::splat(needle[second_probe_offset]); . // first byte are already checked by the outer loop. to verify a match only the . // remainder has to be compared. . let trimmed_needle = &needle[1..]; . . // this #[cold] is load-bearing, benchmark before removing it... . let check_mask = #[cold] 680 ( 0.00%) |idx, mask: u16, skip: bool| -> bool { 8 ( 0.00%) if skip { . return false; . } . . // and so is this. optimizations are weird. . let mut mask = mask; . 2 ( 0.00%) while mask != 0 { . let trailing = mask.trailing_zeros(); . let offset = idx + trailing as usize + 1; . // SAFETY: mask is between 0 and 15 trailing zeroes, we skip one additional byte that was already compared . // and then take trimmed_needle.len() bytes. This is within the bounds defined by the outer loop . unsafe { . let sub = haystack.get_unchecked(offset..).get_unchecked(..trimmed_needle.len()); . if small_slice_eq(sub, trimmed_needle) { . return true; . } . } 2 ( 0.00%) mask &= !(1 << trailing); . } . false 4 ( 0.00%) }; . . let test_chunk = |idx| -> u16 { . // SAFETY: this requires at least LANES bytes being readable at idx . // that is ensured by the loop ranges (see comments below) . let a: Block = unsafe { haystack.as_ptr().add(idx).cast::().read_unaligned() }; . // SAFETY: this requires LANES + block_offset bytes being readable at idx . let b: Block = unsafe { . haystack.as_ptr().add(idx).add(second_probe_offset).cast::().read_unaligned() -- line 1889 ---------------------------------------- -- line 1896 ---------------------------------------- . mask . }; . . let mut i = 0; . let mut result = false; . // The loop condition must ensure that there's enough headroom to read LANE bytes, . // and not only at the current index but also at the index shifted by block_offset . const UNROLL: usize = 4; 6,667 ( 0.00%) while i + last_byte_offset + UNROLL * Block::LEN < haystack.len() && !result { . let mut masks = [0u16; UNROLL]; . for j in 0..UNROLL { 1,088 ( 0.00%) masks[j] = test_chunk(i + j * Block::LEN); . } . for j in 0..UNROLL { . let mask = masks[j]; 9,248 ( 0.00%) if mask != 0 { 22 ( 0.00%) result |= check_mask(i + j * Block::LEN, mask, result); 51 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/pattern.rs:core::str::pattern::simd_contains::{closure#2} (2x) . } . } 1,088 ( 0.00%) i += UNROLL * Block::LEN; . } 1,601 ( 0.00%) while i + last_byte_offset + Block::LEN < haystack.len() && !result { . let mask = test_chunk(i); 734 ( 0.00%) if mask != 0 { . result |= check_mask(i, mask, result); . } . i += Block::LEN; . } . . // Process the tail that didn't fit into LANES-sized steps. . // This simply repeats the same procedure but as right-aligned chunk instead . // of a left-aligned one. The last byte must be exactly flush with the string end so . // we don't miss a single byte or read out of bounds. 136 ( 0.00%) let i = haystack.len() - last_byte_offset - Block::LEN; . let mask = test_chunk(i); 272 ( 0.00%) if mask != 0 { 16 ( 0.00%) result |= check_mask(i, mask, result); 58 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/pattern.rs:core::str::pattern::simd_contains::{closure#2} (2x) . } . . Some(result) . } . . /// Compares short slices for equality. . /// . /// It avoids a call to libc's memcmp which is faster on long slices -- line 1940 ---------------------------------------- -- line 1955 ---------------------------------------- . // https://github.com/BurntSushi/memchr/blob/8037d11b4357b0f07be2bb66dc2659d9cf28ad32/src/memmem/util.rs#L32 . . // If we don't have enough bytes to do 4-byte at a time loads, then . // fall back to the naive slow version. . // . // Potential alternative: We could do a copy_nonoverlapping combined with a mask instead . // of a loop. Benchmark it. . if x.len() < 4 { 10 ( 0.00%) for (&b1, &b2) in x.iter().zip(y) { 23 ( 0.00%) if b1 != b2 { . return false; . } . } . return true; . } . // When we have 4 or more bytes to compare, then proceed in chunks of 4 at . // a time using unaligned loads. . // -- line 1972 ---------------------------------------- 979,998 ( 0.04%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/upper_case_acronyms.rs -------------------------------------------------------------------------------- Ir -- line 65 ---------------------------------------- . } . } else { . count = 0; . } . } . count == 2 . } . 2,990 ( 0.00%) fn check_ident(cx: &LateContext<'_>, ident: &Ident, hir_id: HirId, be_aggressive: bool) { 690 ( 0.00%) let s = ident.as_str(); 7,360 ( 0.00%) => ???:::as_str (230x) . . // By default, only warn for upper case identifiers with at least 3 characters. 460 ( 0.00%) let replacement = if s.len() > 2 && s.bytes().all(|c| c.is_ascii_uppercase()) { . let mut r = String::with_capacity(s.len()); . let mut s = s.chars(); . r.push(s.next().unwrap()); . r.extend(s.map(|c| c.to_ascii_lowercase())); . r 460 ( 0.00%) } else if be_aggressive . // Only lint if the ident starts with an upper case character. . && let unprefixed = s.trim_start_matches('_') . && unprefixed.starts_with(|c: char| c.is_ascii_uppercase()) . && contains_acronym(unprefixed) . { . let mut r = String::with_capacity(s.len()); . let mut s = s.chars(); . let mut prev_upper = false; -- line 91 ---------------------------------------- -- line 115 ---------------------------------------- . diag.span_suggestion( . ident.span, . "consider making the acronym lowercase, except the initial letter", . replacement, . Applicability::MaybeIncorrect, . ); . }, . ); 1,840 ( 0.00%) } . . impl LateLintPass<'_> for UpperCaseAcronyms { 15,020 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'_>, it: &Item<'_>) { . // do not lint public items or in macros 4,506 ( 0.00%) if it.span.in_external_macro(cx.sess().source_map()) 10,318 ( 0.00%) || (self.avoid_breaking_exported_api && cx.effective_visibilities.is_exported(it.owner_id.def_id)) 79,683 ( 0.00%) => ???:::is_exported (1,474x) . { . return; . } 3,649 ( 0.00%) match it.kind { 628 ( 0.00%) ItemKind::TyAlias(ident, ..) | ItemKind::Struct(ident, ..) | ItemKind::Trait { ident, .. } => { 785 ( 0.00%) check_ident(cx, &ident, it.hir_id(), self.upper_case_acronyms_aggressive); 11,768 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/upper_case_acronyms.rs:clippy_lints::upper_case_acronyms::check_ident (157x) . }, 56 ( 0.00%) ItemKind::Enum(ident, _, ref enumdef) => { 84 ( 0.00%) check_ident(cx, &ident, it.hir_id(), self.upper_case_acronyms_aggressive); 1,050 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/upper_case_acronyms.rs:clippy_lints::upper_case_acronyms::check_ident (14x) . // check enum variants separately because again we only want to lint on private enums and . // the fn check_variant does not know about the vis of the enum of its variants 14 ( 0.00%) enumdef.variants.iter().for_each(|variant| { 354 ( 0.00%) check_ident(cx, &variant.ident, variant.hir_id, self.upper_case_acronyms_aggressive); 4,327 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/upper_case_acronyms.rs:clippy_lints::upper_case_acronyms::check_ident (59x) . }); . }, . _ => {}, . } 12,016 ( 0.00%) } . } 171 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/edition.rs -------------------------------------------------------------------------------- Ir . use std::fmt; . use std::str::FromStr; . . use rustc_macros::{BlobDecodable, Encodable, StableHash}; . . /// The edition of the compiler. (See [RFC 2052](https://github.com/rust-lang/rfcs/blob/master/text/2052-epochs.md).) 186,594 ( 0.01%) #[derive(Clone, Copy, Hash, PartialEq, PartialOrd, Debug, Encodable, BlobDecodable, Eq)] . #[derive(StableHash)] . pub enum Edition { . // When adding new editions, be sure to do the following: . // . // - update the `ALL_EDITIONS` const . // - update the `EDITION_NAME_LIST` const . // - add a `rust_####()` function to the session . // - update the enum in Cargo's sources as well -- line 15 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/passes.rs -------------------------------------------------------------------------------- Ir -- line 169 ---------------------------------------- . fn check_where_predicate_post(a: &rustc_ast::WherePredicate); . ]); . ) . } . . macro_rules! declare_early_lint_pass { . ([], [$(fn $name:ident($($param:ident: $arg:ty),*);)*]) => ( . pub trait EarlyLintPass: LintPass { 29,176 ( 0.00%) $(#[inline(always)] fn $name(&mut self, _: &EarlyContext<'_>, $(_: $arg),*) {})* . } . ) . } . . // Declare the `EarlyLintPass` trait, which contains empty default definitions . // for all the `check_*` methods. . early_lint_methods!(declare_early_lint_pass, []); . -- line 185 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/functions/duplicate_underscore_argument.rs -------------------------------------------------------------------------------- Ir -- line 2 ---------------------------------------- . use rustc_ast::PatKind; . use rustc_ast::visit::FnKind; . use rustc_data_structures::fx::FxHashMap; . use rustc_lint::EarlyContext; . use rustc_span::Span; . . use super::DUPLICATE_UNDERSCORE_ARGUMENT; . 22,640 ( 0.00%) pub(super) fn check(cx: &EarlyContext<'_>, fn_kind: FnKind<'_>) { . let mut registered_names: FxHashMap = FxHashMap::default(); . . for arg in &fn_kind.decl().inputs { 50,493 ( 0.00%) if let PatKind::Ident(_, ident, None) = arg.pat.kind { . let arg_name = ident.to_string(); . 162 ( 0.00%) if let Some(arg_name) = arg_name.strip_prefix('_') { . if let Some(correspondence) = registered_names.get(arg_name) { . span_lint( . cx, . DUPLICATE_UNDERSCORE_ARGUMENT, . *correspondence, . format!( . "`{arg_name}` already exists, having another argument having almost the same \ . name makes code comprehension and documentation more difficult" . ), . ); . } . } else { 27,510 ( 0.00%) registered_names.insert(arg_name, arg.pat.span); . } . } . } 22,640 ( 0.00%) } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/size_of_ref.rs -------------------------------------------------------------------------------- Ir -- line 51 ---------------------------------------- . pub SIZE_OF_REF, . suspicious, . "Argument to `size_of_val()` is a double-reference, which is almost certainly unintended" . } . . declare_lint_pass!(SizeOfRef => [SIZE_OF_REF]); . . impl LateLintPass<'_> for SizeOfRef { 177,600 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &'_ Expr<'_>) { 105,547 ( 0.00%) if let ExprKind::Call(path, [arg]) = expr.kind 17,124 ( 0.00%) && path.basic_res().is_diag_item(cx, sym::mem_size_of_val) . && let arg_ty = cx.typeck_results().expr_ty(arg) . && peel_and_count_ty_refs(arg_ty).1 > 1 . { . span_lint_and_help( . cx, . SIZE_OF_REF, . expr.span, . "argument to `size_of_val()` is a reference to a reference", . None, . "dereference the argument to `size_of_val()` to get the size of the value instead of the size of the reference-type", . ); . } 222,000 ( 0.01%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/zombie_processes.rs -------------------------------------------------------------------------------- Ir -- line 53 ---------------------------------------- . pub ZOMBIE_PROCESSES, . suspicious, . "not waiting on a spawned child process" . } . . declare_lint_pass!(ZombieProcesses => [ZOMBIE_PROCESSES]); . . impl<'tcx> LateLintPass<'tcx> for ZombieProcesses { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 177,600 ( 0.01%) if let ExprKind::Call(..) | ExprKind::MethodCall(..) = expr.kind 19,794 ( 0.00%) && let child_ty = cx.typeck_results().expr_ty(expr) 396,308 ( 0.02%) => ???:::expr_ty (9,897x) 16,230 ( 0.00%) && child_ty.is_diag_item(cx, sym::Child) . { . match cx.tcx.parent_hir_node(expr.hir_id) { . Node::LetStmt(local) . if let PatKind::Binding(_, local_id, ..) = local.pat.kind . && let Some(enclosing_block) = get_enclosing_block(cx, expr.hir_id) => . { . let mut vis = WaitFinder { . cx, -- line 72 ---------------------------------------- -- line 110 ---------------------------------------- . .. . }) => { . // Immediately dropped. E.g. `std::process::Command::new("echo").spawn().unwrap();` . check(cx, expr, Cause::NeverWait, true); . }, . _ => {}, . } . } 355,200 ( 0.01%) } . } . . struct MaybeWait(Span); . . /// A visitor responsible for finding a `wait()` call on a local variable. . /// . /// Note that this visitor does NOT explicitly look for `wait()` calls directly, but rather does the . /// inverse -- checking if all uses of the local are either: -- line 126 ---------------------------------------- 9,897 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/borrow_deref_ref.rs -------------------------------------------------------------------------------- Ir -- line 46 ---------------------------------------- . pub BORROW_DEREF_REF, . complexity, . "deref on an immutable reference returns the same type as itself" . } . . declare_lint_pass!(BorrowDerefRef => [BORROW_DEREF_REF]); . . impl<'tcx> LateLintPass<'tcx> for BorrowDerefRef { 266,400 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'tcx>) { 97,160 ( 0.00%) if let ExprKind::AddrOf(BorrowKind::Ref, Mutability::Not, addrof_target) = e.kind 2,981 ( 0.00%) && let ExprKind::Unary(UnOp::Deref, deref_target) = addrof_target.kind 36 ( 0.00%) && !matches!(deref_target.kind, ExprKind::Unary(UnOp::Deref, ..)) 24 ( 0.00%) && !e.span.from_expansion() 8 ( 0.00%) && !deref_target.span.from_expansion() 8 ( 0.00%) && !addrof_target.span.from_expansion() 12 ( 0.00%) && let ref_ty = cx.typeck_results().expr_ty(deref_target) 160 ( 0.00%) => ???:::expr_ty (4x) 8 ( 0.00%) && let ty::Ref(_, inner_ty, Mutability::Not) = ref_ty.kind() . && get_parent_expr(cx, e).is_none_or(|parent| { . match parent.kind { . // `*&*foo` should lint `deref_addrof` instead. . ExprKind::Unary(UnOp::Deref, _) => is_lint_allowed(cx, DEREF_ADDROF, parent.hir_id), . // `&*foo` creates a distinct temporary from `foo` . ExprKind::AddrOf(_, Mutability::Mut, _) => !matches!( . deref_target.kind, . ExprKind::Path(..) -- line 70 ---------------------------------------- -- line 119 ---------------------------------------- . e.span, . "if you would like to deref, try using `&**`", . format!("&**{deref_text}"), . Applicability::MaybeIncorrect, . ); . }, . ); . } 310,800 ( 0.01%) } . } . . /// Checks if `expr` is used as part of a `let` statement containing a `ref mut` binding. . fn potentially_bound_to_mutable_ref<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) -> bool { . matches!(cx.tcx.parent_hir_node(expr.hir_id), Node::LetStmt(let_stmt) . if let_stmt.pat.contains_explicit_ref_binding() == Some(Mutability::Mut)) . } 1,738 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/only_used_in_recursion.rs -------------------------------------------------------------------------------- Ir -- line 213 ---------------------------------------- . impl Usage { . fn new(span: Span, idx: usize) -> Self { . Self { span, idx } . } . } . . /// The parameters being checked by the lint, indexed by both the parameter's `HirId` and the . /// `DefId` of the function paired with the parameter's index. 2 ( 0.00%) #[derive(Default)] . #[expect(clippy::struct_field_names)] . struct Params { . params: Vec, . by_id: HirIdMap, . by_fn: FxHashMap<(DefId, usize), usize>, . } . impl Params { . fn insert(&mut self, param: Param, id: HirId) { -- line 229 ---------------------------------------- -- line 230 ---------------------------------------- . let idx = self.params.len(); . self.by_id.insert(id, idx); . self.by_fn.insert((param.fn_id, param.idx), idx); . self.params.push(param); . } . . fn remove_by_id(&mut self, id: HirId) { . if let Some(param) = self.get_by_id_mut(id) { 1,992 ( 0.00%) param.uses = Vec::new(); 2,656 ( 0.00%) let key = (param.fn_id, param.idx); . self.by_fn.remove(&key); . // FIXME(rust/#120456) - is `swap_remove` correct? 1,328 ( 0.00%) self.by_id.swap_remove(&id); 62,972 ( 0.00%) => /rust/deps/indexmap-2.14.0/src/map.rs:>::swap_remove:: (664x) . } . } . . fn get_by_id_mut(&mut self, id: HirId) -> Option<&mut Param> { 50,912 ( 0.00%) self.params.get_mut(*self.by_id.get(&id)?) 189,038 ( 0.01%) => /rust/deps/indexmap-2.14.0/src/map.rs:>::get:: (12,728x) . } . . fn get_by_fn(&self, id: DefId, idx: usize) -> Option<&Param> { . self.params.get(*self.by_fn.get(&(id, idx))?) . } . . fn clear(&mut self) { . self.params.clear(); -- line 255 ---------------------------------------- -- line 257 ---------------------------------------- . self.by_fn.clear(); . } . . /// Sets the `apply_lint` flag on each parameter. . fn flag_for_linting(&self) { . // Stores the list of parameters currently being resolved. Needed to avoid cycles. . let mut eval_stack = Vec::new(); . for param in &self.params { 1,992 ( 0.00%) self.try_disable_lint_for_param(param, &mut eval_stack); 4,648 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/only_used_in_recursion.rs:::try_disable_lint_for_param (664x) . } . } . . // Use by calling `flag_for_linting`. . fn try_disable_lint_for_param(&self, param: &Param, eval_stack: &mut Vec) -> bool { 1,328 ( 0.00%) if !param.apply_lint.get() { . true 664 ( 0.00%) } else if param.uses.is_empty() { . // Don't lint on unused parameters. . param.apply_lint.set(false); . true . } else if eval_stack.contains(¶m.idx) { . // Already on the evaluation stack. Returning false will continue to evaluate other dependencies. . false . } else { . eval_stack.push(param.idx); -- line 281 ---------------------------------------- -- line 290 ---------------------------------------- . param.apply_lint.set(false); . eval_stack.pop(); . return true; . } . } . eval_stack.pop(); . false . } 664 ( 0.00%) } . } . 11 ( 0.00%) #[derive(Default)] . pub struct OnlyUsedInRecursion { . /// Track the top-level body entered. Needed to delay reporting when entering nested bodies. . entered_body: Option, . params: Params, . } . . impl<'tcx> LateLintPass<'tcx> for OnlyUsedInRecursion { 23,712 ( 0.00%) fn check_body(&mut self, cx: &LateContext<'tcx>, body: &Body<'tcx>) { 8,892 ( 0.00%) if body.value.span.from_expansion() { . return; . } . // `skip_params` is either `0` or `1` to skip the `self` parameter in trait functions. . // It can't be renamed, and it can't be removed without removing it from multiple functions. 15,843 ( 0.00%) let (fn_id, fn_kind, skip_params) = match cx.tcx.parent_hir_node(body.value.hir_id) { 109,894 ( 0.00%) => ???:::parent_hir_node (992x) 74 ( 0.00%) Node::Item(i) => (i.owner_id.to_def_id(), FnKind::Fn, 0), . Node::TraitItem(&TraitItem { . kind: TraitItemKind::Fn(ref sig, _), 204 ( 0.00%) owner_id, . .. . }) => ( . owner_id.to_def_id(), . FnKind::TraitFn, . usize::from(sig.decl.implicit_self().has_implicit_self()), 51 ( 0.00%) ), . Node::ImplItem(&ImplItem { . kind: ImplItemKind::Fn(ref sig, _), 684 ( 0.00%) owner_id, 684 ( 0.00%) impl_kind, . .. . }) => { 2,096 ( 0.00%) if let ImplItemImplKind::Trait { trait_item_def_id, .. } = impl_kind . && let Ok(trait_item_id) = trait_item_def_id . { . let impl_id = cx.tcx.local_parent(owner_id.def_id); 1,280 ( 0.00%) let trait_ref = cx.tcx.impl_trait_ref(impl_id).instantiate_identity().skip_norm_wip(); 45,440 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/mod.rs:::impl_trait_ref:: (640x) . ( . trait_item_id, . FnKind::ImplTraitFn( . std::ptr::from_ref(cx.tcx.erase_and_anonymize_regions(trait_ref.args)) as usize . ), . usize::from(sig.decl.implicit_self().has_implicit_self()), . ) . } else { . (owner_id.to_def_id(), FnKind::Fn, 0) . } . }, . _ => return, . }; 1,544 ( 0.00%) body.params . .iter() . .enumerate() . .skip(skip_params) 3,044 ( 0.00%) .filter_map(|(idx, p)| match p.pat.kind { 6,884 ( 0.00%) PatKind::Binding(_, id, ident, None) if !ident.as_str().starts_with('_') => { 23,200 ( 0.00%) => ???:::as_str (725x) . Some((id, Param::new(fn_id, fn_kind, idx, ident))) . }, . _ => None, . }) . .for_each(|(id, param)| self.params.insert(param, id)); 772 ( 0.00%) if self.entered_body.is_none() { 1,398 ( 0.00%) self.entered_body = Some(body.value.hir_id); . } 23,712 ( 0.00%) } . 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'tcx>) { . if let Some(id) = e.res_local_id() . && let Some(param) = self.params.get_by_id_mut(id) . { . let typeck = cx.typeck_results(); 664 ( 0.00%) let span = e.span; . let mut e = e; . loop { 4,544 ( 0.00%) match get_expr_use_or_unification_node(cx.tcx, e) { 136,928 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_expr_use_or_unification_node (696x) . None | Some((Node::Stmt(_), _)) => return, 7,248 ( 0.00%) Some((Node::Expr(parent), child_id)) => match parent.kind { . // Recursive call. Track which index the parameter is used in. . ExprKind::Call(callee, args) 2,553 ( 0.00%) if callee.res(cx).opt_def_id().is_some_and(|id| { 1,010 ( 0.00%) id == param.fn_id && has_matching_args(param.fn_kind, typeck.node_args(callee.hir_id)) 1,599 ( 0.00%) => ???:::node_args (41x) 2,072 ( 0.00%) }) => . { . if let Some(idx) = args.iter().position(|arg| arg.hir_id == child_id) { . param.uses.push(Usage::new(span, idx)); . } . return; . }, . ExprKind::MethodCall(_, receiver, args, _) 5,291 ( 0.00%) if typeck.type_dependent_def_id(parent.hir_id).is_some_and(|id| { 20,793 ( 0.00%) => ???:::type_dependent_def_id (407x) . id == param.fn_id && has_matching_args(param.fn_kind, typeck.node_args(parent.hir_id)) . }) => . { . if let Some(idx) = iter::once(receiver).chain(args).position(|arg| arg.hir_id == child_id) { . param.uses.push(Usage::new(span, idx)); . } . return; . }, . // Assignment to a parameter is fine. 4 ( 0.00%) ExprKind::Assign(lhs, _, _) | ExprKind::AssignOp(_, lhs, _) if lhs.hir_id == child_id => { . return; . }, . // Parameter update e.g. `x = x + 1` . ExprKind::Assign(lhs, rhs, _) | ExprKind::AssignOp(_, lhs, rhs) 4 ( 0.00%) if rhs.hir_id == child_id && lhs.res_local_id() == Some(id) => . { . return; . }, . // Side-effect free expressions. Walk to the parent expression. . ExprKind::Binary(_, lhs, rhs) 84 ( 0.00%) if typeck.expr_ty(lhs).is_primitive() && typeck.expr_ty(rhs).is_primitive() => 840 ( 0.00%) => ???:::expr_ty (21x) . { . e = parent; . continue; . }, 25 ( 0.00%) ExprKind::Unary(_, arg) if typeck.expr_ty(arg).is_primitive() => { 200 ( 0.00%) => ???:::expr_ty (5x) . e = parent; . continue; . }, . ExprKind::AddrOf(..) | ExprKind::Cast(..) => { . e = parent; . continue; . }, . // Only allow field accesses without auto-deref -- line 423 ---------------------------------------- -- line 428 ---------------------------------------- . _ => (), . }, . _ => (), . } . self.params.remove_by_id(id); . return; . } . } 355,200 ( 0.01%) } . 20,748 ( 0.00%) fn check_body_post(&mut self, cx: &LateContext<'tcx>, body: &Body<'tcx>) { 837 ( 0.00%) if self.entered_body == Some(body.value.hir_id) { 699 ( 0.00%) self.entered_body = None; . self.params.flag_for_linting(); . for param in &self.params.params { 1,328 ( 0.00%) if param.apply_lint.get() { . if param.ident.name == kw::SelfLower { . span_lint_and_then( . cx, . SELF_ONLY_USED_IN_RECURSION, . param.ident.span, . "`self` is only used in recursion", . |diag| { . diag.span_note( -- line 451 ---------------------------------------- -- line 473 ---------------------------------------- . ); . }, . ); . } . } . } . self.params.clear(); . } 23,712 ( 0.00%) } . } . . fn has_matching_args(kind: FnKind, args: GenericArgsRef<'_>) -> bool { 164 ( 0.00%) match kind { . FnKind::Fn => true, . FnKind::TraitFn => args.iter().enumerate().all(|(idx, subst)| match subst.kind() { . GenericArgKind::Lifetime(_) => true, . GenericArgKind::Type(ty) => matches!(*ty.kind(), ty::Param(ty) if ty.index as usize == idx), . GenericArgKind::Const(c) => matches!(c.kind(), ConstKind::Param(c) if c.index as usize == idx), . }), 82 ( 0.00%) FnKind::ImplTraitFn(expected_args) => std::ptr::from_ref(args) as usize == expected_args, . } . } 17,006 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/vec_cache.rs -------------------------------------------------------------------------------- Ir -- line 70 ---------------------------------------- . . // SAFETY: Buckets must be managed solely by functions here (i.e., get/put on SlotIndex) and . // `self` comes from SlotIndex::from_index . #[inline] . unsafe fn get(&self, buckets: &[AtomicPtr>; 21]) -> Option<(V, u32)> { . let bucket = &buckets[self.bucket_idx]; . let ptr = bucket.load(Ordering::Acquire); . // Bucket is not yet initialized: then we obviously won't find this entry in that bucket. 59,894 ( 0.00%) if ptr.is_null() { . return None; . } . debug_assert!(self.index_in_bucket < self.bucket_idx.capacity()); . // SAFETY: `bucket` was allocated (so <= isize in total bytes) to hold `entries`, so this . // must be inbounds. . let slot = unsafe { ptr.add(self.index_in_bucket) }; . . // SAFETY: initialized bucket has zeroed all memory within the bucket, so we are valid for . // AtomicU32 access. . let index_and_lock = unsafe { &(*slot).index_and_lock }; . let current = index_and_lock.load(Ordering::Acquire); 119,766 ( 0.00%) let index = match current { . 0 => return None, . // Treat "initializing" as actually just not initialized at all. . // The only reason this is a separate state is that `complete` calls could race and . // we can't allow that, but from load perspective there's no difference. . 1 => return None, 58,942 ( 0.00%) _ => current - 2, . }; . . // SAFETY: . // * slot is a valid pointer (buckets are always valid for the index we get). . // * value is initialized since we saw a >= 2 index above. . // * `V: Copy`, so safe to read. 32,165 ( 0.00%) let value = unsafe { (*slot).value }; . Some((value, index)) . } . . fn bucket_ptr(&self, bucket: &AtomicPtr>) -> *mut Slot { . let ptr = bucket.load(Ordering::Acquire); . if ptr.is_null() { Self::initialize_bucket(bucket, self.bucket_idx) } else { ptr } . } . -- line 111 ---------------------------------------- -- line 293 ---------------------------------------- . V: Copy, . I: Idx + Copy, . { . #[inline(always)] . pub fn lookup(&self, key: &K) -> Option<(V, I)> { . let key = u32::try_from(key.index()).unwrap(); . let slot_idx = SlotIndex::from_index(key); . match unsafe { slot_idx.get(&self.buckets) } { 43,703 ( 0.00%) Some((value, idx)) => Some((value, I::new(idx as usize))), 47 ( 0.00%) None => None, . } 246 ( 0.00%) } . . #[inline] . pub fn complete(&self, key: K, value: V, index: I) { . let key = u32::try_from(key.index()).unwrap(); . let slot_idx = SlotIndex::from_index(key); . if slot_idx.put(&self.buckets, value, index.index() as u32) { . let present_idx = self.len.fetch_add(1, Ordering::Relaxed); . let slot = SlotIndex::from_index(u32::try_from(present_idx).unwrap()); -- line 312 ---------------------------------------- -- line 444 ---------------------------------------- . #[inline(always)] . const fn from_flat_index(flat: usize) -> (Self, usize) { . if flat > u32::MAX as usize { . panic!(); . } . . // If the index is in bucket 0, the conversion is trivial. . // This also avoids calling `ilog2` when `flat == 0`. 122,089 ( 0.00%) if flat < Self::BUCKET_0_CAPACITY { . return (Self::Bucket00, flat); . } . . // General-case conversion for a non-zero bucket index. . // . // | bucket | slot . // flat | ilog2 | index | offset . // ------------------------------ . // 4096 | 12 | 1 | 0 . // 4097 | 12 | 1 | 1 . // ... . // 8191 | 12 | 1 | 4095 . // 8192 | 13 | 2 | 0 . let highest_bit_pos = flat.ilog2() as usize; . let bucket_index = 60,234 ( 0.00%) BucketIndex::from_raw(highest_bit_pos - Self::NONZERO_BUCKET_SHIFT_ADJUST); . . // Clear the highest-set bit (which selects the bucket) to get the . // slot offset within this bucket. 81,110 ( 0.00%) let slot_offset = flat - (1 << highest_bit_pos); . . (bucket_index, slot_offset) . } . . #[inline(always)] . fn iter_all() -> impl ExactSizeIterator { . (0usize..BUCKETS).map(BucketIndex::from_raw) . } -- line 480 ---------------------------------------- 100,198 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/zero_div_zero.rs -------------------------------------------------------------------------------- Ir -- line 24 ---------------------------------------- . pub ZERO_DIVIDED_BY_ZERO, . complexity, . "usage of `0.0 / 0.0` to obtain NaN instead of `f32::NAN` or `f64::NAN`" . } . . declare_lint_pass!(ZeroDiv => [ZERO_DIVIDED_BY_ZERO]); . . impl<'tcx> LateLintPass<'tcx> for ZeroDiv { 266,400 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { . // check for instances of 0.0/0.0 88,800 ( 0.00%) if let ExprKind::Binary(ref op, left, right) = expr.kind 416 ( 0.00%) && op.node == BinOpKind::Div . // TODO - constant_simple does not fold many operations involving floats. . // That's probably fine for this lint - it's pretty unlikely that someone would . // do something like 0.0/(2.0 - 2.0), but it would be nice to warn on that case too. 3 ( 0.00%) && let ecx = ConstEvalCtxt::new(cx) 168 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::new (3x) 3 ( 0.00%) && let ctxt = expr.span.ctxt() 15 ( 0.00%) && let Some(lhs_value) = ecx.eval_local(left, ctxt) 1,426 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval_local (3x) . && let Some(rhs_value) = ecx.eval_local(right, ctxt) . // FIXME(f16_f128): add these types when eq is available on all platforms . && (Constant::F32(0.0) == lhs_value || Constant::F64(0.0) == lhs_value) . && (Constant::F32(0.0) == rhs_value || Constant::F64(0.0) == rhs_value) . { . // since we're about to suggest a use of f32::NAN or f64::NAN, . // match the precision of the literals that are given. . let float_type = match (lhs_value, rhs_value) { -- line 49 ---------------------------------------- -- line 54 ---------------------------------------- . cx, . ZERO_DIVIDED_BY_ZERO, . expr.span, . "constant division of `0.0` with `0.0` will always result in NaN", . None, . format!("consider using `{float_type}::NAN` if you would like a constant representing NaN"), . ); . } 310,800 ( 0.01%) } . } 27 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/single_component_path_imports.rs -------------------------------------------------------------------------------- Ir -- line 49 ---------------------------------------- . name: Symbol, . span: Span, . item_id: NodeId, . can_suggest: bool, . } . . impl EarlyLintPass for SingleComponentPathImports { . fn check_crate(&mut self, cx: &EarlyContext<'_>, krate: &Crate) { 1 ( 0.00%) if cx.sess().opts.edition < Edition::Edition2018 { . return; . } . 1 ( 0.00%) self.check_mod(&krate.items); 1,881 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/single_component_path_imports.rs:::check_mod (1x) . } . 11,691 ( 0.00%) fn check_item(&mut self, cx: &EarlyContext<'_>, item: &Item) { 5,196 ( 0.00%) for SingleUse { span, can_suggest, .. } in self.found.remove(&item.id).into_iter().flatten() { . if can_suggest { . span_lint_and_sugg( . cx, . SINGLE_COMPONENT_PATH_IMPORTS, . span, . "this import is redundant", . "remove it entirely", . String::new(), -- line 73 ---------------------------------------- -- line 79 ---------------------------------------- . SINGLE_COMPONENT_PATH_IMPORTS, . span, . "this import is redundant", . None, . "remove this import", . ); . } . } 10,392 ( 0.00%) } . } . . #[derive(Default)] . struct ImportUsageVisitor { . // keep track of imports reused with `self` keyword, such as `self::std` in the example below. . // Removing the `use std;` would make this a compile error (#10549) . // ``` . // use std; -- line 95 ---------------------------------------- -- line 118 ---------------------------------------- . && path.segments[0].ident.name == kw::SelfLower . { . self.imports_referenced_with_self.push(path.segments[1].ident.name); . } . } . } . . impl SingleComponentPathImports { 64 ( 0.00%) fn check_mod(&mut self, items: &[Box]) { . // keep track of imports reused with `self` keyword, such as `self::crypto_hash` in the example . // below. Removing the `use crypto_hash;` would make this a compile error . // ``` . // use crypto_hash; . // . // use self::crypto_hash::{Algorithm, Hasher}; . // ``` . let mut imports_reused_with_self = Vec::new(); -- line 134 ---------------------------------------- -- line 142 ---------------------------------------- . // keep track of macros defined in the module as we don't want it to trigger on this (#7106) . // ``` . // macro_rules! foo { () => {} }; . // pub(crate) use foo; . // ``` . let mut macros = Vec::new(); . . for item in items { 69 ( 0.00%) self.track_uses(item, &mut imports_reused_with_self, &mut single_use_usages, &mut macros); . } . . // Only walk the module's AST in search of `self::xxx` paths when there are single . // component imports left to lint, as the visitor recurses into every nested item. . single_use_usages.retain(|usage| !imports_reused_with_self.contains(&usage.name)); . if single_use_usages.is_empty() { . return; . } -- line 158 ---------------------------------------- -- line 162 ---------------------------------------- . import_usage_visitor.visit_item(item); . } . . for usage in single_use_usages { . if !import_usage_visitor.imports_referenced_with_self.contains(&usage.name) { . self.found.entry(usage.item_id).or_default().push(usage); . } . } 64 ( 0.00%) } . . fn track_uses( . &mut self, . item: &Item, . imports_reused_with_self: &mut Vec, . single_use_usages: &mut Vec, . macros: &mut Vec, . ) { 341 ( 0.00%) if item.span.from_expansion() || item.vis.kind.is_pub() { . return; . } . 123 ( 0.00%) match &item.kind { . ItemKind::Mod(_, _, ModKind::Loaded(items, ..)) => { 14 ( 0.00%) self.check_mod(items); 1,447 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/single_component_path_imports.rs:::check_mod'2 (6x) . }, . ItemKind::MacroDef(ident, MacroDef { macro_rules: true, .. }) => { 5 ( 0.00%) macros.push(ident.name); . }, . ItemKind::Use(use_tree) => { . let segments = &use_tree.prefix.segments; . . // keep track of `use some_module;` usages 12 ( 0.00%) if segments.len() == 1 { . if let UseTreeKind::Simple(None) = use_tree.kind { . let name = segments[0].ident.name; . if !macros.contains(&name) { . single_use_usages.push(SingleUse { . name, . span: item.span, . item_id: item.id, . can_suggest: true, -- line 202 ---------------------------------------- -- line 223 ---------------------------------------- . can_suggest: false, . }); . } . } . } . } . } . // keep track of `use self::some_module` usages 3 ( 0.00%) else if segments[0].ident.name == kw::SelfLower { . // simple case such as `use self::module::SomeStruct` . if segments.len() > 1 { . imports_reused_with_self.push(segments[1].ident.name); . return; . } . . // nested case such as `use self::{module1::Struct1, module2::Struct2}` . if let UseTreeKind::Nested { items, .. } = &use_tree.kind { -- line 239 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/macros.rs -------------------------------------------------------------------------------- Ir -- line 33 ---------------------------------------- . sym::std_panic_macro, . sym::todo_macro, . sym::unimplemented_macro, . sym::write_macro, . sym::writeln_macro, . ]; . . /// Returns true if a given Macro `DefId` is a format macro (e.g. `println!`) 1,435 ( 0.00%) pub fn is_format_macro(cx: &LateContext<'_>, macro_def_id: DefId) -> bool { 2,375 ( 0.00%) if let Some(name) = cx.tcx.get_diagnostic_name(macro_def_id) { 12,259 ( 0.00%) => ???:::get_diagnostic_name (205x) . FORMAT_MACRO_DIAG_ITEMS.contains(&name) . } else { . // Allow users to tag any macro as being format!-like . // TODO: consider deleting FORMAT_MACRO_DIAG_ITEMS and using just this method 656 ( 0.00%) get_unique_builtin_attr( 3,415 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::get_unique_builtin_attr:: (164x) . cx.sess(), . #[allow(deprecated)] 656 ( 0.00%) cx.tcx.get_all_attrs(macro_def_id), 21,862 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/mod.rs:::get_all_attrs:: (164x) . sym::format_args, . ) . .is_some() . } 1,230 ( 0.00%) } . . /// A macro call, like `vec![1, 2, 3]`. . /// . /// Use `tcx.item_name(macro_call.def_id)` to get the macro name. . /// Even better is to check if it is a diagnostic item. . /// . /// This structure is similar to `ExpnData` but it precludes desugaring expansions. . #[derive(Debug)] -- line 63 ---------------------------------------- -- line 77 ---------------------------------------- . span_is_local(self.span) . } . } . . /// Returns an iterator of expansions that created the given span . pub fn expn_backtrace(mut span: Span) -> impl Iterator { . std::iter::from_fn(move || { . let ctxt = span.ctxt(); 156,513 ( 0.01%) if ctxt == SyntaxContext::root() { . return None; . } 311,128 ( 0.01%) let expn = ctxt.outer_expn(); 311,856 ( 0.01%) let data = expn.expn_data(); 234,900 ( 0.01%) span = data.call_site; 1,559,400 ( 0.06%) Some((expn, data)) . }) . } . . /// Checks whether the span is from the root expansion or a locally defined macro 2,280 ( 0.00%) pub fn span_is_local(span: Span) -> bool { 968 ( 0.00%) !span.from_expansion() || expn_is_local(span.ctxt().outer_expn()) 41,694 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::expn_is_local (242x) 642 ( 0.00%) } . . /// Checks whether the expansion is the root expansion or a locally defined macro 726 ( 0.00%) pub fn expn_is_local(expn: ExpnId) -> bool { . if expn == ExpnId::root() { . return true; . } 484 ( 0.00%) let data = expn.expn_data(); 242 ( 0.00%) let backtrace = expn_backtrace(data.call_site); . std::iter::once((expn, data)) . .chain(backtrace) 2,904 ( 0.00%) .find_map(|(_, data)| data.macro_def_id) . .is_none_or(DefId::is_local) 968 ( 0.00%) } . . /// Returns an iterator of macro expansions that created the given span. . /// Note that desugaring expansions are skipped. . pub fn macro_backtrace(span: Span) -> impl Iterator { 765,296 ( 0.03%) expn_backtrace(span).filter_map(|(expn, data)| match data { . ExpnData { 226,405 ( 0.01%) kind: ExpnKind::Macro(kind, _), 221,841 ( 0.01%) macro_def_id: Some(def_id), 527,827 ( 0.02%) call_site: span, . .. . } => Some(MacroCall { . def_id, . kind, . expn, . span, . }), . _ => None, -- line 128 ---------------------------------------- -- line 129 ---------------------------------------- . }) . } . . /// If the macro backtrace of `span` has a macro call at the root expansion . /// (i.e. not a nested macro call), returns `Some` with the `MacroCall` . /// . /// If you only want to check whether the root macro has a specific name, . /// consider using [`matching_root_macro_call`] instead. 529,111 ( 0.02%) pub fn root_macro_call(span: Span) -> Option { . macro_backtrace(span).last() 384,808 ( 0.02%) } . . /// A combination of [`root_macro_call`] and . /// [`is_diagnostic_item`](rustc_middle::ty::TyCtxt::is_diagnostic_item) that returns a `MacroCall` . /// at the root expansion if only it matches the given name. 420,534 ( 0.02%) pub fn matching_root_macro_call(cx: &LateContext<'_>, span: Span, name: Symbol) -> Option { 280,952 ( 0.01%) root_macro_call(span).filter(|mc| cx.tcx.is_diagnostic_item(name, mc.def_id)) 16,984,674 ( 0.67%) => site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::root_macro_call (46,726x) 2,053,312 ( 0.08%) => ???:::is_diagnostic_item (37,500x) 327,082 ( 0.01%) } . . /// Like [`root_macro_call`], but only returns `Some` if `node` is the "first node" . /// produced by the macro call, as in [`first_node_in_macro`]. . pub fn root_macro_call_first_node(cx: &LateContext<'_>, node: &impl HirNode) -> Option { 921,936 ( 0.04%) if first_node_in_macro(cx, node) != Some(ExpnId::root()) { 1,855,821 ( 0.07%) => site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::first_node_in_macro:: (44,400x) . return None; . } 4,109 ( 0.00%) root_macro_call(node.span()) 46,864 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::root_macro_call (191x) . } . . /// Like [`macro_backtrace`], but only returns macro calls where `node` is the "first node" of the . /// macro call, as in [`first_node_in_macro`]. . pub fn first_node_macro_backtrace(cx: &LateContext<'_>, node: &impl HirNode) -> impl Iterator { 88,800 ( 0.00%) let span = node.span(); 88,800 ( 0.00%) first_node_in_macro(cx, node) 1,855,821 ( 0.07%) => site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::first_node_in_macro:: (44,400x) . .into_iter() . .flat_map(move |expn| macro_backtrace(span).take_while(move |macro_call| macro_call.expn != expn)) . } . . /// If `node` is the "first node" in a macro expansion, returns `Some` with the `ExpnId` of the . /// macro call site (i.e. the parent of the macro expansion). . /// . /// This generally means that `node` is the outermost node of an entire macro expansion, but there -- line 169 ---------------------------------------- -- line 174 ---------------------------------------- . /// just check the context of that span directly (e.g. `parent.span.from_expansion()`). . /// . /// If a macro call is in statement position, it expands to one or more statements. . /// In that case, each statement *and* their immediate descendants will all yield `Some` . /// with the `ExpnId` of the containing block. . /// . /// A node may be the "first node" of multiple macro calls in a macro backtrace. . /// The expansion of the outermost macro call site is returned in such cases. 3,534,318 ( 0.14%) pub fn first_node_in_macro(cx: &LateContext<'_>, node: &impl HirNode) -> Option { . // A node that is not from an expansion can never be the first node in a macro. This is the . // common case, so return before touching the cache. 1,963,510 ( 0.08%) if !node.span().from_expansion() { . return None; . } . . // The macro lints each query this for the node currently being visited, and the combined late . // pass runs all their `check_*` callbacks on that node back to back, so the redundant queries . // are consecutive. A single-slot memo of the last node collapses them to one backtrace walk in . // O(1) memory. The result is a pure function of the `HirId` (the HIR is frozen during lint . // passes), so returning the stored value on a key match is always correct. . let hir_id = node.hir_id(); 641,852 ( 0.03%) if let Some((cached_id, cached)) = LAST_FIRST_NODE_IN_MACRO.get() . && cached_id == hir_id . { . return cached; . } 35,640 ( 0.00%) let result = first_node_in_macro_uncached(cx, node); . LAST_FIRST_NODE_IN_MACRO.set(Some((hir_id, result))); . result 3,534,318 ( 0.14%) } . . thread_local! { . static LAST_FIRST_NODE_IN_MACRO: Cell)>> = const { Cell::new(None) }; . } . . fn first_node_in_macro_uncached(cx: &LateContext<'_>, node: &impl HirNode) -> Option { . // get the macro expansion or return `None` if not found . // `macro_backtrace` importantly ignores desugaring expansions . let expn = macro_backtrace(node.span()).next()?.expn; . . // get the parent node, possibly skipping over a statement . // if the parent is not found, it is sensible to return `Some(root)` . let mut parent_iter = cx.tcx.hir_parent_iter(node.hir_id()); 70,842 ( 0.00%) let (parent_id, _) = match parent_iter.next() { . None => return Some(ExpnId::root()), . Some((_, Node::Stmt(_))) => match parent_iter.next() { . None => return Some(ExpnId::root()), . Some(next) => next, . }, . Some(next) => next, . }; . . // get the macro expansion of the parent node 141,684 ( 0.01%) let parent_span = cx.tcx.hir_span(parent_id); 5,460,232 ( 0.21%) => ???:::hir_span (35,421x) . let Some(parent_macro_call) = macro_backtrace(parent_span).next() else { . // the parent node is not in a macro . return Some(ExpnId::root()); . }; . 4,676 ( 0.00%) if parent_macro_call.expn.is_descendant_of(expn) { . // `node` is input to a macro call . return None; . } . . Some(parent_macro_call.expn) . } . . /* Specific Macro Utils */ -- line 241 ---------------------------------------- -- line 282 ---------------------------------------- . Display(&'a Expr<'a>), . /// Anything else - `panic!("error {}: {}", a, b)`, `panic!("on edition 2021+")`. . /// . /// See [`FormatArgsStorage::get`] to examine the contents of the formatting. . Format(&'a Expr<'a>), . } . . impl<'a> PanicCall<'a> { 792 ( 0.00%) pub fn parse(expr: &'a Expr<'a>) -> Option { 528 ( 0.00%) let ExprKind::Call(callee, args) = &expr.kind else { . return None; . }; 120 ( 0.00%) let ExprKind::Path(QPath::Resolved(_, path)) = &callee.kind else { . return None; . }; 96 ( 0.00%) let name = path.segments.last().unwrap().ident.name; . 96 ( 0.00%) let [arg, rest @ ..] = args else { . return None; . }; . let result = match name { 144 ( 0.00%) sym::panic | sym::begin_panic | sym::panic_str_2015 => { . if arg.span.eq_ctxt(expr.span) || arg.span.is_dummy() { . Self::DefaultMessage . } else { . Self::Str2015(arg) . } . }, . sym::panic_display => { . let ExprKind::AddrOf(_, _, e) = &arg.kind else { -- line 311 ---------------------------------------- -- line 314 ---------------------------------------- . Self::Display(e) . }, . sym::panic_fmt => Self::Format(arg), . // Since Rust 1.52, `assert_{eq,ne}` macros expand to use: . // `core::panicking::assert_failed(.., left_val, right_val, None | Some(format_args!(..)));` . sym::assert_failed => { . // It should have 4 arguments in total (we already matched with the first argument, . // so we're just checking for 3) 48 ( 0.00%) if rest.len() != 3 { . return None; . } . // `msg_arg` is either `None` (no custom message) or `Some(format_args!(..))` (custom message) . let msg_arg = &rest[2]; 48 ( 0.00%) match msg_arg.kind { . ExprKind::Call(_, [fmt_arg]) => Self::Format(fmt_arg), . _ => Self::DefaultMessage, . } . }, . _ => return None, . }; . Some(result) 1,056 ( 0.00%) } . . pub fn is_default_message(&self) -> bool { . matches!(self, Self::DefaultMessage) . } . } . . /// Finds the arguments of an `assert!` or `debug_assert!` macro call within the macro expansion . pub fn find_assert_args<'a>( -- line 343 ---------------------------------------- -- line 345 ---------------------------------------- . expr: &'a Expr<'a>, . expn: ExpnId, . ) -> Option<(&'a Expr<'a>, PanicCall<'a>)> { . find_assert_args_inner(cx, expr, expn).map(|([e], p)| (e, p)) . } . . /// Finds the arguments of an `assert_eq!` or `debug_assert_eq!` macro call within the macro . /// expansion 288 ( 0.00%) pub fn find_assert_eq_args<'a>( . cx: &LateContext<'_>, . expr: &'a Expr<'a>, . expn: ExpnId, . ) -> Option<(&'a Expr<'a>, &'a Expr<'a>, PanicCall<'a>)> { . find_assert_args_inner(cx, expr, expn).map(|([a, b], p)| (a, b, p)) 216 ( 0.00%) } . . fn find_assert_args_inner<'a, const N: usize>( . cx: &LateContext<'_>, . expr: &'a Expr<'a>, . expn: ExpnId, . ) -> Option<([&'a Expr<'a>; N], PanicCall<'a>)> { 96 ( 0.00%) let macro_id = expn.expn_data().macro_def_id?; 96 ( 0.00%) let (expr, expn) = match cx.tcx.item_name(macro_id).as_str().strip_prefix("debug_") { . None => (expr, expn), . Some(inner_name) => find_assert_within_debug_assert(cx, expr, expn, Symbol::intern(inner_name))?, . }; . let mut args = ArrayVec::new(); 168 ( 0.00%) let panic_expn = for_each_expr_without_closures(expr, |e| { 51,696 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs:clippy_utils::visitors::for_each_expr_without_closures::::{closure#0}> (24x) 864 ( 0.00%) if args.is_full() { 1,296 ( 0.00%) match PanicCall::parse(e) { 1,320 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/macros.rs:::parse (72x) . Some(expn) => ControlFlow::Break(expn), . None => ControlFlow::Continue(Descend::Yes), . } 1,344 ( 0.00%) } else if is_assert_arg(cx, e, expn) { 5,544 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::is_assert_arg (24x) . args.push(e); . ControlFlow::Continue(Descend::No) . } else { . ControlFlow::Continue(Descend::Yes) . } . }); . let args = args.into_inner().ok()?; . Some((args, panic_expn?)) -- line 386 ---------------------------------------- -- line 388 ---------------------------------------- . . fn find_assert_within_debug_assert<'a>( . cx: &LateContext<'_>, . expr: &'a Expr<'a>, . expn: ExpnId, . assert_name: Symbol, . ) -> Option<(&'a Expr<'a>, ExpnId)> { . for_each_expr_without_closures(expr, |e| { 128 ( 0.00%) if !e.span.from_expansion() { . return ControlFlow::Continue(Descend::No); . } 64 ( 0.00%) let e_expn = e.span.ctxt().outer_expn(); 128 ( 0.00%) if e_expn == expn { . ControlFlow::Continue(Descend::Yes) 256 ( 0.00%) } else if e_expn.expn_data().macro_def_id.map(|id| cx.tcx.item_name(id)) == Some(assert_name) { . ControlFlow::Break((e, e_expn)) . } else { . ControlFlow::Continue(Descend::No) . } . }) . } . 1,512 ( 0.00%) fn is_assert_arg(cx: &LateContext<'_>, expr: &Expr<'_>, assert_expn: ExpnId) -> bool { 336 ( 0.00%) if !expr.span.from_expansion() { . return true; . } 360 ( 0.00%) let result = macro_backtrace(expr.span).try_for_each(|macro_call| { . if macro_call.expn == assert_expn { . ControlFlow::Break(false) . } else { . match cx.tcx.item_name(macro_call.def_id) { . // `cfg!(debug_assertions)` in `debug_assert!` . sym::cfg => ControlFlow::Continue(()), . // assert!(other_macro!(..)) . _ => ControlFlow::Break(true), . } . } . }); . match result { . ControlFlow::Break(is_assert_arg) => is_assert_arg, . ControlFlow::Continue(()) => true, . } 1,512 ( 0.00%) } . . /// Stores AST [`FormatArgs`] nodes for use in late lint passes, as they are in a desugared form in . /// the HIR 1 ( 0.00%) #[derive(Default, Clone)] . pub struct FormatArgsStorage(Arc>>); . . impl FormatArgsStorage { . /// Returns an AST [`FormatArgs`] node if a `format_args` expansion is found as a descendant of . /// `expn_id` . /// . /// See also [`find_format_arg_expr`] 406 ( 0.00%) pub fn get(&self, cx: &LateContext<'_>, start: &Expr<'_>, expn_id: ExpnId) -> Option<&FormatArgs> { . let format_args_expr = for_each_expr_without_closures(start, |expr| { 274 ( 0.00%) let ctxt = expr.span.ctxt(); 2,330 ( 0.00%) if ctxt.outer_expn().is_descendant_of(expn_id) { . if macro_backtrace(expr.span) 335 ( 0.00%) .map(|macro_call| cx.tcx.item_name(macro_call.def_id)) . .any(|name| matches!(name, sym::const_format_args | sym::format_args | sym::format_args_nl)) . { . ControlFlow::Break(expr) . } else { . ControlFlow::Continue(Descend::Yes) . } . } else { . ControlFlow::Continue(Descend::No) . } . })?; . . debug_assert!(self.0.get().is_some(), "`FormatArgsStorage` not yet populated"); . 96 ( 0.00%) self.0.get()?.get(&format_args_expr.span.with_parent(None)) 232 ( 0.00%) } . . /// Should only be called by `FormatArgsCollector` 2 ( 0.00%) pub fn set(&self, format_args: FxHashMap) { . self.0 . .set(format_args) . .expect("`FormatArgsStorage::set` should only be called once"); 3 ( 0.00%) } . } . . /// Attempt to find the [`rustc_hir::Expr`] that corresponds to the [`FormatArgument`]'s value 148 ( 0.00%) pub fn find_format_arg_expr<'hir>(start: &'hir Expr<'hir>, target: &FormatArgument) -> Option<&'hir Expr<'hir>> { . let SpanData { 74 ( 0.00%) lo, 74 ( 0.00%) hi, 74 ( 0.00%) ctxt, . parent: _, 74 ( 0.00%) } = target.expr.span.data(); . . for_each_expr_without_closures(start, |expr| { . // When incremental compilation is enabled spans gain a parent during AST to HIR lowering, . // since we're comparing an AST span to a HIR one we need to ignore the parent field 239 ( 0.00%) let data = expr.span.data(); 774 ( 0.00%) if data.lo == lo && data.hi == hi && data.ctxt == ctxt { . ControlFlow::Break(expr) . } else { . ControlFlow::Continue(()) . } . }) 148 ( 0.00%) } . . /// Span of the `:` and format specifiers . /// . /// ```ignore . /// format!("{:.}"), format!("{foo:.}") . /// ^^ ^^ . /// ``` . pub fn format_placeholder_format_span(placeholder: &FormatPlaceholder) -> Option { -- line 499 ---------------------------------------- 1,260,224 ( 0.05%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/methods/wrong_self_convention.rs -------------------------------------------------------------------------------- Ir -- line 34 ---------------------------------------- . NotEndsWith(&'static str), . IsSelfTypeCopy(bool), . ImplementsTrait(bool), . IsTraitItem(bool), . } . . impl Convention { . #[must_use] 67,459 ( 0.00%) fn check<'tcx>( . &self, . cx: &LateContext<'tcx>, . self_ty: Ty<'tcx>, . other: &str, . implements_trait: bool, . is_trait_item: bool, . ) -> bool { 48,185 ( 0.00%) match *self { 22 ( 0.00%) Self::Eq(this) => this == other, 14,944 ( 0.00%) Self::StartsWith(this) => other.starts_with(this) && this != other, 9,611 ( 0.00%) Self::EndsWith(this) => other.ends_with(this) && this != other, . Self::NotEndsWith(this) => !Self::EndsWith(this).check(cx, self_ty, other, implements_trait, is_trait_item), . Self::IsSelfTypeCopy(is_true) => is_true == is_copy(cx, self_ty), . Self::ImplementsTrait(is_true) => is_true == implements_trait, . Self::IsTraitItem(is_true) => is_true == is_trait_item, . } 57,822 ( 0.00%) } . } . . impl fmt::Display for Convention { . fn fmt(&self, f: &mut fmt::Formatter<'_>) -> Result<(), fmt::Error> { . match *self { . Self::Eq(this) => write!(f, "`{this}`"), . Self::StartsWith(this) => write!(f, "`{this}*`"), . Self::EndsWith(this) => write!(f, "`*{this}`"), -- line 67 ---------------------------------------- -- line 76 ---------------------------------------- . Self::IsTraitItem(is_true) => { . let suffix = if is_true { " is" } else { " is not" }; . write!(f, "method{suffix} a trait item") . }, . } . } . } . 13,949 ( 0.00%) pub(super) fn check<'tcx>( . cx: &LateContext<'tcx>, . item_name: Symbol, . self_ty: Ty<'tcx>, . first_arg_ty: Ty<'tcx>, . first_arg_span: Span, . implements_trait: bool, . is_trait_item: bool, . ) { . let item_name_str = item_name.as_str(); . if let Some((conventions, self_kinds)) = &CONVENTIONS.iter().find(|(convs, _)| { . convs . .iter() 79,242 ( 0.00%) .all(|conv| conv.check(cx, self_ty, item_name_str, implements_trait, is_trait_item)) 458,358 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/methods/wrong_self_convention.rs:::check (9,637x) . }) { . // don't lint if it implements a trait but not willing to check `Copy` types conventions (see #7032) 8 ( 0.00%) if implements_trait . && !conventions . .iter() . .any(|conv| matches!(conv, Convention::IsSelfTypeCopy(_))) . { . return; . } 34 ( 0.00%) if !self_kinds.iter().any(|k| k.matches(cx, self_ty, first_arg_ty)) { 149 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/methods/lib.rs:::matches (6x) . let suggestion = { . if conventions.len() > 1 { . // Don't mention `NotEndsWith` when there is also `StartsWith` convention present . let cut_ends_with_conv = conventions.iter().any(|conv| matches!(conv, Convention::StartsWith(_))) . && conventions . .iter() . .any(|conv| matches!(conv, Convention::NotEndsWith(_))); . -- line 115 ---------------------------------------- -- line 133 ---------------------------------------- . "{suggestion} usually take {}", . self_kinds.iter().map(|k| k.description()).format(" or ") . ), . None, . "consider choosing a less ambiguous name", . ); . } . } 8,584 ( 0.00%) } 4 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/numeric_literal.rs -------------------------------------------------------------------------------- Ir . use rustc_ast::ast::{LitFloatType, LitIntType, LitKind}; . use std::iter; . . /// Represents the base of a numeric literal, used for parsing and formatting. 3,202 ( 0.00%) #[derive(Debug, PartialEq, Eq, Copy, Clone)] . pub enum Radix { . /// A binary literal (e.g., `0b1010`) . Binary, . /// An octal literal (e.g., `0o670`) . Octal, . /// A decimal literal (e.g., `123`) . Decimal, . /// A hexadecimal literal (e.g., `0xFF`) -- line 13 ---------------------------------------- -- line 47 ---------------------------------------- . pub exponent: Option<(&'a str, &'a str)>, . . /// The type suffix, including preceding underscore if present. . pub suffix: Option<&'a str>, . } . . impl<'a> NumericLiteral<'a> { . /// Attempts to parse a `NumericLiteral` from the source string of an `ast::LitKind`. 12,627 ( 0.00%) pub fn from_lit_kind(src: &'a str, lit_kind: &LitKind) -> Option> { . let unsigned_src = src.strip_prefix('-').map_or(src, |s| s); . if lit_kind.is_numeric() . && unsigned_src . .trim_start() . .chars() . .next() . .is_some_and(|c| c.is_ascii_digit()) . { . let (unsuffixed, suffix) = split_suffix(src, lit_kind); 3,204 ( 0.00%) let float = matches!(lit_kind, LitKind::Float(..)); 4,272 ( 0.00%) Some(NumericLiteral::new(unsuffixed, suffix, float)) 70,426 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/numeric_literal.rs:::new (1,068x) . } else { 335 ( 0.00%) None . } 10,889 ( 0.00%) } . . /// Parses a raw numeric literal string into its structured `NumericLiteral` parts. . #[must_use] 7,490 ( 0.00%) pub fn new(lit: &'a str, suffix: Option<&'a str>, float: bool) -> Self { . let unsigned_lit = lit.trim_start_matches('-'); . // Determine delimiter for radix prefix, if present, and radix. 476 ( 0.00%) let radix = if unsigned_lit.starts_with("0x") { . Radix::Hexadecimal 474 ( 0.00%) } else if unsigned_lit.starts_with("0b") { . Radix::Binary 474 ( 0.00%) } else if unsigned_lit.starts_with("0o") { . Radix::Octal . } else { . Radix::Decimal . }; . . // Grab part of the literal after prefix, if present. . let (prefix, mut sans_prefix) = if radix == Radix::Decimal { . (None, lit) . } else { . let (p, s) = lit.split_at(2); . (Some(p), s) . }; . 2,138 ( 0.00%) if suffix.is_some() && sans_prefix.ends_with('_') { . // The '_' before the suffix isn't part of the digits . sans_prefix = &sans_prefix[..sans_prefix.len() - 1]; . } . . let (integer, fraction, exponent) = Self::split_digit_parts(sans_prefix, float); . 16,050 ( 0.00%) Self { . radix, . prefix, . integer, . fraction, . exponent, . suffix, . } 9,630 ( 0.00%) } . . /// Checks if the literal's radix is `Radix::Decimal` . pub fn is_decimal(&self) -> bool { . self.radix == Radix::Decimal . } . . fn split_digit_parts(digits: &str, float: bool) -> (&str, Option<&str>, Option<(&str, &str)>) { . let mut integer = digits; . let mut fraction = None; . let mut exponent = None; . 2,140 ( 0.00%) if float { 56 ( 0.00%) for (i, c) in digits.char_indices() { . match c { . '.' => { . integer = &digits[..i]; 4 ( 0.00%) fraction = Some(&digits[i + 1..]); . }, . 'e' | 'E' => { . let exp_start = if digits[..i].ends_with('_') { i - 1 } else { i }; . . if integer.len() > exp_start { . integer = &digits[..exp_start]; . } else { . fraction = Some(&digits[integer.len() + 1..exp_start]); -- line 135 ---------------------------------------- -- line 235 ---------------------------------------- . .map_or((src, None), |split_pos| { . let (unsuffixed, suffix) = src.split_at(split_pos); . (unsuffixed, Some(suffix)) . }) . } . . fn lit_suffix_length(lit_kind: &LitKind) -> Option { . debug_assert!(lit_kind.is_numeric()); 2,136 ( 0.00%) let suffix = match lit_kind { 4,256 ( 0.00%) LitKind::Int(_, int_lit_kind) => match int_lit_kind { . LitIntType::Signed(int_ty) => Some(int_ty.name_str()), . LitIntType::Unsigned(uint_ty) => Some(uint_ty.name_str()), . LitIntType::Unsuffixed => None, . }, 12 ( 0.00%) LitKind::Float(_, float_lit_kind) => match float_lit_kind { . LitFloatType::Suffixed(float_ty) => Some(float_ty.name_str()), . LitFloatType::Unsuffixed => None, . }, . _ => None, . }; . . suffix.map(str::len) . } -- line 257 ---------------------------------------- 4,312 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/structural_impls.rs -------------------------------------------------------------------------------- Ir -- line 326 ---------------------------------------- . } . } . . impl<'tcx> TypeFoldable> for Ty<'tcx> { . fn try_fold_with>>( . self, . folder: &mut F, . ) -> Result { 102 ( 0.00%) folder.try_fold_ty(self) 1,142,493 ( 0.04%) => ???:>::try_fold_ty (49x) . } . 40 ( 0.00%) fn fold_with>>(self, folder: &mut F) -> Self { 12,685 ( 0.00%) folder.fold_ty(self) 45,540 ( 0.00%) => ???:>::fold_ty (7x) . } . } . . impl<'tcx> TypeVisitable> for Ty<'tcx> { . fn visit_with>>(&self, visitor: &mut V) -> V::Result { 10,505 ( 0.00%) visitor.visit_ty(*self) 10,724 ( 0.00%) => ???:>::visit_ty (316x) . } . } . . impl<'tcx> TypeSuperFoldable> for Ty<'tcx> { . fn try_super_fold_with>>( . self, . folder: &mut F, . ) -> Result { -- line 352 ---------------------------------------- -- line 389 ---------------------------------------- . | ty::Placeholder(..) . | ty::Never . | ty::Foreign(..) => return Ok(self), . }; . . Ok(if *self.kind() == kind { self } else { folder.cx().mk_ty_from_kind(kind) }) . } . 19,899 ( 0.00%) fn super_fold_with>>(self, folder: &mut F) -> Self { 13,266 ( 0.00%) let kind = match *self.kind() { . ty::RawPtr(ty, mutbl) => ty::RawPtr(ty.fold_with(folder), mutbl), 313 ( 0.00%) ty::Array(typ, sz) => ty::Array(typ.fold_with(folder), sz.fold_with(folder)), . ty::Slice(typ) => ty::Slice(typ.fold_with(folder)), 1,256 ( 0.00%) ty::Adt(tid, args) => ty::Adt(tid, args.fold_with(folder)), 30,290 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/generic_args.rs:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_type_ir::fold::TypeFoldable>::fold_with::> (74x) 842 ( 0.00%) ty::Dynamic(trait_ty, region) => { . ty::Dynamic(trait_ty.fold_with(folder), region.fold_with(folder)) 421 ( 0.00%) } 20 ( 0.00%) ty::Tuple(ts) => ty::Tuple(ts.fold_with(folder)), 4,404 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/generic_args.rs:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty> as rustc_type_ir::fold::TypeFoldable>::fold_with::> (2x) 32 ( 0.00%) ty::FnDef(def_id, args) => ty::FnDef(def_id, args.fold_with(folder)), . ty::FnPtr(sig_tys, hdr) => ty::FnPtr(sig_tys.fold_with(folder), hdr), 8 ( 0.00%) ty::UnsafeBinder(f) => ty::UnsafeBinder(f.fold_with(folder)), 10,255 ( 0.00%) ty::Ref(r, ty, mutbl) => ty::Ref(r.fold_with(folder), ty.fold_with(folder), mutbl), . ty::Coroutine(did, args) => ty::Coroutine(did, args.fold_with(folder)), . ty::CoroutineWitness(did, args) => ty::CoroutineWitness(did, args.fold_with(folder)), . ty::Closure(did, args) => ty::Closure(did, args.fold_with(folder)), . ty::CoroutineClosure(did, args) => ty::CoroutineClosure(did, args.fold_with(folder)), . ty::Alias(is_rigid, data) => ty::Alias(is_rigid, data.fold_with(folder)), . ty::Pat(ty, pat) => ty::Pat(ty.fold_with(folder), pat.fold_with(folder)), . . ty::Bool -- line 418 ---------------------------------------- -- line 425 ---------------------------------------- . | ty::Infer(_) . | ty::Param(..) . | ty::Bound(..) . | ty::Placeholder(..) . | ty::Never . | ty::Foreign(..) => return self, . }; . 19,899 ( 0.00%) if *self.kind() == kind { self } else { folder.cx().mk_ty_from_kind(kind) } 24,750 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/mem/mod.rs: as core::cmp::PartialEq>::eq (1,533x) 19,899 ( 0.00%) } . } . . impl<'tcx> TypeSuperVisitable> for Ty<'tcx> { . fn super_visit_with>>(&self, visitor: &mut V) -> V::Result { . match self.kind() { . ty::RawPtr(ty, _mutbl) => ty.visit_with(visitor), . ty::Array(typ, sz) => { . try_visit!(typ.visit_with(visitor)); -- line 442 ---------------------------------------- -- line 771 ---------------------------------------- . ) -> Result { . ty::util::try_fold_list(self, folder, |tcx, v| tcx.$mk(v)) . } . . fn fold_with>>( . self, . folder: &mut F, . ) -> Self { 842 ( 0.00%) ty::util::fold_list(self, folder, |tcx, v| tcx.$mk(v)) 63,992 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/util.rs:rustc_middle::ty::util::fold_list::, &rustc_middle::ty::list::RawList<(), rustc_type_ir::binder::Binder>>, rustc_type_ir::binder::Binder>, <&rustc_middle::ty::list::RawList<(), rustc_type_ir::binder::Binder>> as rustc_type_ir::fold::TypeFoldable>::fold_with>::{closure#0}> (421x) . } . } . )* . } . } . . list_fold! { . &'tcx ty::List> : mk_poly_existential_predicates, -- line 787 ---------------------------------------- 6,611 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/derivable_impls.rs -------------------------------------------------------------------------------- Ir -- line 222 ---------------------------------------- . suggestions, . Applicability::MachineApplicable, . ); . }); . } . } . . impl<'tcx> LateLintPass<'tcx> for DerivableImpls { 10,514 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 5,328 ( 0.00%) if let ItemKind::Impl(Impl { . of_trait: Some(of_trait), 327 ( 0.00%) items: [child], 327 ( 0.00%) self_ty, 327 ( 0.00%) constness, . .. 1,620 ( 0.00%) }) = item.kind 3,597 ( 0.00%) && !cx.tcx.is_automatically_derived(item.owner_id.to_def_id()) 41,330 ( 0.00%) => ???:::is_automatically_derived (327x) 616 ( 0.00%) && !item.span.from_expansion() 424 ( 0.00%) && let Some(def_id) = of_trait.trait_ref.trait_def_id() 1,378 ( 0.00%) => ???:::trait_def_id (106x) 636 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::Default, def_id) 6,920 ( 0.00%) => ???:::is_diagnostic_item (106x) . && let impl_item_hir = child.hir_id() . && let Node::ImplItem(impl_item) = cx.tcx.hir_node(impl_item_hir) . && let ImplItemKind::Fn(_, b) = &impl_item.kind . && let Body { value: func_expr, .. } = cx.tcx.hir_body(*b) . && let &ty::Adt(adt_def, args) = cx . .tcx . .type_of(item.owner_id) . .instantiate_identity() -- line 249 ---------------------------------------- -- line 264 ---------------------------------------- . args, . cx.tcx.typeck_body(*b), . is_const, . ); . } else if adt_def.is_enum() && self.msrv.meets(cx, msrvs::DEFAULT_ENUM_ATTRIBUTE) { . check_enum(cx, item, func_expr, adt_def, is_const); . } . } 12,016 ( 0.00%) } . } 760 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/query/inner.rs -------------------------------------------------------------------------------- Ir -- line 13 ---------------------------------------- . /// query cache, returning that value if present. . /// . /// (Also performs some associated bookkeeping, if a value was found.) . #[inline(always)] . fn try_get_cached<'tcx, C>(tcx: TyCtxt<'tcx>, cache: &C, key: C::Key) -> Option . where . C: QueryCache, . { 64,793 ( 0.00%) match cache.lookup(&key) { 5,148 ( 0.00%) Some((value, index)) => { . tcx.prof.query_cache_hit(index.into()); . tcx.dep_graph.read_index(index); 21,560 ( 0.00%) Some(value) . } . None => None, . } 12,907 ( 0.00%) } . . /// Shared implementation of `tcx.$query(..)` and `tcx.at(span).$query(..)` . /// for all queries. . #[inline(always)] . pub(crate) fn query_get_at<'tcx, C>( . tcx: TyCtxt<'tcx>, . span: Span, . query: &'tcx QueryVTable<'tcx, C>, . key: C::Key, . ) -> C::Value . where . C: QueryCache, . { 1,636 ( 0.00%) match try_get_cached(tcx, &query.cache, key) { 72 ( 0.00%) Some(value) => value, 9,054 ( 0.00%) None => (query.execute_query_fn)(tcx, span, key, QueryMode::Get).unwrap(), 198,230 ( 0.01%) => ???:rustc_query_impl::query_impl::upvars_mentioned::execute_query_incr::__rust_end_short_backtrace (9x) . } . } . . /// Implementation of `tcx.ensure_ok().$query(..)` for all queries. . #[inline] . pub(crate) fn query_ensure_ok<'tcx, C>( . tcx: TyCtxt<'tcx>, . query: &'tcx QueryVTable<'tcx, C>, -- line 53 ---------------------------------------- 126,205 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/misc_early/mod.rs -------------------------------------------------------------------------------- Ir -- line 310 ---------------------------------------- . SEPARATED_LITERAL_SUFFIX, . UNNEEDED_FIELD_PATTERN, . UNNEEDED_WILDCARD_PATTERN, . UNSEPARATED_LITERAL_SUFFIX, . ZERO_PREFIXED_LITERAL, . ]); . . impl EarlyLintPass for MiscEarlyLints { 30,317 ( 0.00%) fn check_generics(&mut self, cx: &EarlyContext<'_>, generics: &Generics) { . for param in &generics.params { . builtin_type_shadow::check(cx, param); . } 34,648 ( 0.00%) } . 132,966 ( 0.01%) fn check_pat(&mut self, cx: &EarlyContext<'_>, pat: &Pat) { 44,322 ( 0.00%) unneeded_field_pattern::check(cx, pat); 265,932 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/misc_early/unneeded_field_pattern.rs:clippy_lints::misc_early::unneeded_field_pattern::check (14,774x) 44,322 ( 0.00%) redundant_pattern::check(cx, pat); 325,060 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/misc_early/redundant_pattern.rs:clippy_lints::misc_early::redundant_pattern::check (14,774x) 44,322 ( 0.00%) redundant_at_rest_pattern::check(cx, pat); 44,322 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/misc_early/redundant_at_rest_pattern.rs:clippy_lints::misc_early::redundant_at_rest_pattern::check (14,774x) . unneeded_wildcard_pattern::check(cx, pat); 118,192 ( 0.00%) } . 279,272 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { . // `check_lit` only lints integer literals and suffixed float literals. 83,676 ( 0.00%) if let ExprKind::Lit(lit) = expr.kind 3,036 ( 0.00%) && match lit.kind { . token::LitKind::Integer => true, . token::LitKind::Float => lit.suffix.is_some(), . _ => false, . } 4,191 ( 0.00%) && !expr.span.in_external_macro(cx.sess().source_map()) . { . MiscEarlyLints::check_lit(cx, lit, expr.span); . } 319,168 ( 0.01%) } . } . . impl MiscEarlyLints { . fn check_lit(cx: &EarlyContext<'_>, lit: token::Lit, span: Span) { . // We test if first character in snippet is a number, because the snippet could be an expansion . // from a built-in macro like `line!()` or a proc-macro like `#[wasm_bindgen]`. . // Note that this check also covers special case that `line!()` is eagerly expanded by compiler. . // See for a regression. . // FIXME: Find a better way to detect those cases. 2,794 ( 0.00%) let lit_snip = match snippet_opt(cx, span) { 1,397 ( 0.00%) Some(snip) if snip.starts_with(|c: char| c.is_ascii_digit()) => snip, . _ => return, . }; . 1,062 ( 0.00%) let lit_kind = LitKind::from_token_lit(lit); 161,251 ( 0.01%) => ???:::from_token_lit (1,062x) 6,372 ( 0.00%) if let Ok(LitKind::Int(value, lit_int_type)) = lit_kind { 4,248 ( 0.00%) let suffix = match lit_int_type { . LitIntType::Signed(ty) => ty.name_str(), . LitIntType::Unsigned(ty) => ty.name_str(), . LitIntType::Unsuffixed => "", . }; 10,620 ( 0.00%) literal_suffix::check(cx, span, &lit_snip, suffix, "integer"); 34,884 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/misc_early/literal_suffix.rs:clippy_lints::misc_early::literal_suffix::check (1,062x) 474 ( 0.00%) if lit_snip.starts_with("0x") { . mixed_case_hex_literals::check(cx, span, suffix, &lit_snip); 4,722 ( 0.00%) } else if lit_snip.starts_with("0b") || lit_snip.starts_with("0o") { . // nothing to do 841 ( 0.00%) } else if value != 0 && lit_snip.starts_with('0') { 54 ( 0.00%) zero_prefixed_literal::check(cx, span, &lit_snip); 6,570 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/misc_early/zero_prefixed_literal.rs:clippy_lints::misc_early::zero_prefixed_literal::check (9x) . } . } else if let Ok(LitKind::Float(_, LitFloatType::Suffixed(float_ty))) = lit_kind { . let suffix = float_ty.name_str(); . literal_suffix::check(cx, span, &lit_snip, suffix, "float"); . } . } . } 17,112 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/inherent_to_string.rs -------------------------------------------------------------------------------- Ir -- line 91 ---------------------------------------- . declare_lint_pass!(InherentToString => [ . INHERENT_TO_STRING, . INHERENT_TO_STRING_SHADOW_DISPLAY, . ]); . . impl<'tcx> LateLintPass<'tcx> for InherentToString { . fn check_impl_item(&mut self, cx: &LateContext<'tcx>, impl_item: &'tcx ImplItem<'_>) { . // Check if item is a method called `to_string` and has a parameter 'self' 6,102 ( 0.00%) if let ImplItemKind::Fn(ref signature, _) = impl_item.kind . // #11201 5,292 ( 0.00%) && let header = signature.header . && header.is_safe() 18,522 ( 0.00%) && header.abi == ExternAbi::Rust 124,362 ( 0.00%) => ???:::eq (2,646x) . && impl_item.ident.name == sym::to_string . && let decl = signature.decl . && decl.implicit_self().has_implicit_self() . && decl.inputs.len() == 1 . && impl_item.generics.params.iter().all(|p| matches!(p.kind, GenericParamKind::Lifetime { .. })) . && !impl_item.span.from_expansion() . // Check if return type is String . && return_ty(cx, impl_item.owner_id).is_lang_item(cx, LangItem::String) . // Filters instances of to_string which are required by a trait . && trait_ref_of_method(cx, impl_item.owner_id).is_none() . { . show_lint(cx, impl_item); . } 3,051 ( 0.00%) } . } . . fn show_lint(cx: &LateContext<'_>, item: &ImplItem<'_>) { . let display_trait_id = cx . .tcx . .get_diagnostic_item(sym::Display) . .expect("Failed to get trait ID of `Display`!"); . -- line 125 ---------------------------------------- 34,398 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/take_while.rs -------------------------------------------------------------------------------- Ir -- line 73 ---------------------------------------- . R: Try, . { . fn check<'a, T, Acc, R: Try>( . flag: &'a mut bool, . p: &'a mut impl FnMut(&T) -> bool, . mut fold: impl FnMut(Acc, T) -> R + 'a, . ) -> impl FnMut(Acc, T) -> ControlFlow + 'a { . move |acc, x| { 10,829 ( 0.00%) if p(&x) { . ControlFlow::from_try(fold(acc, x)) . } else { 3,756 ( 0.00%) *flag = true; . ControlFlow::Break(try { acc }) . } . } . } . 2,900 ( 0.00%) if self.flag { . try { init } . } else { . let flag = &mut self.flag; . let p = &mut self.predicate; . self.iter.try_fold(init, check(flag, p, fold)).into_try() . } . } . -- line 98 ---------------------------------------- 6,856 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/methods/unnecessary_to_owned.rs -------------------------------------------------------------------------------- Ir -- line 19 ---------------------------------------- . self, ClauseKind, GenericArg, GenericArgKind, GenericArgsRef, ParamTy, ProjectionPredicate, TraitPredicate, Ty, . }; . use rustc_span::Symbol; . use rustc_trait_selection::traits::query::evaluate_obligation::InferCtxtExt as _; . use rustc_trait_selection::traits::{Obligation, ObligationCause}; . . use super::UNNECESSARY_TO_OWNED; . 8,973 ( 0.00%) pub fn check<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'tcx>, . method_name: Symbol, . receiver: &'tcx Expr<'_>, . args: &'tcx [Expr<'_>], . msrv: Msrv, . ) { 12,961 ( 0.00%) if let Some(method_parent_id) = cx.typeck_results().type_dependent_def_id(expr.hir_id).opt_parent(cx) 51,811 ( 0.00%) => ???:::type_dependent_def_id (997x) . && args.is_empty() . { . if is_cloned_or_copied(cx, method_name, method_parent_id) { . unnecessary_iter_cloned::check(cx, expr, method_name, receiver); 6 ( 0.00%) } else if is_to_owned_like(cx, expr, method_name, method_parent_id) { . if check_split_call_arg(cx, expr, method_name, receiver) { . return; . } . // At this point, we know the call is of a `to_owned`-like function. The functions . // `check_addr_of_expr` and `check_into_iter_call_arg` determine whether the call is unnecessary . // based on its context, that is, whether it is a referent in an `AddrOf` expression, an . // argument in a `into_iter` call, or an argument in the call of some other function. . if check_addr_of_expr(cx, expr, method_name, method_parent_id, receiver) { -- line 48 ---------------------------------------- -- line 54 ---------------------------------------- . if check_string_from_utf8(cx, expr, receiver) { . return; . } . check_other_call_arg(cx, expr, method_name, receiver); . } . } else { . check_borrow_predicate(cx, expr); . } 7,976 ( 0.00%) } . . /// Checks whether `expr` is a referent in an `AddrOf` expression and, if so, determines whether its . /// call of a `to_owned`-like function is unnecessary. . #[expect(clippy::too_many_lines)] . fn check_addr_of_expr( . cx: &LateContext<'_>, . expr: &Expr<'_>, . method_name: Symbol, . method_parent_id: DefId, . receiver: &Expr<'_>, . ) -> bool { 24 ( 0.00%) if let Some(parent) = get_parent_expr(cx, expr) 952 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr (8x) 16 ( 0.00%) && let ExprKind::AddrOf(BorrowKind::Ref, Mutability::Not, _) = parent.kind . && let adjustments = cx.typeck_results().expr_adjustments(parent).iter().collect::>() . && let . // For matching uses of `Cow::from` . [ . Adjustment { . kind: Adjust::Deref(DerefAdjustKind::Builtin), . target: referent_ty, . }, -- line 83 ---------------------------------------- -- line 205 ---------------------------------------- . /// call of a `to_owned`-like function is unnecessary. . fn check_into_iter_call_arg( . cx: &LateContext<'_>, . expr: &Expr<'_>, . method_name: Symbol, . receiver: &Expr<'_>, . msrv: Msrv, . ) -> bool { 32 ( 0.00%) if let Some(parent) = get_parent_expr(cx, expr) 952 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr (8x) 32 ( 0.00%) && let Some(callee_def_id) = fn_def_id(cx, parent) 918 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::fn_def_id (8x) 8 ( 0.00%) && is_into_iter(cx, callee_def_id) . && let Some(iterator_trait_id) = cx.tcx.get_diagnostic_item(sym::Iterator) . && let parent_ty = cx.typeck_results().expr_ty(parent) . && implements_trait(cx, parent_ty, iterator_trait_id, &[]) . && let Some(item_ty) = get_iterator_item_ty(cx, parent_ty) . && let Some(receiver_snippet) = receiver.span.get_text(cx) . // If the receiver is a `Cow`, we can't remove the `into_owned` generally, see https://github.com/rust-lang/rust-clippy/issues/13624. . && !cx.typeck_results().expr_ty(receiver).is_diag_item(cx, sym::Cow) . // Calling `iter()` on a temporary object can lead to false positives. #14242 -- line 223 ---------------------------------------- -- line 248 ---------------------------------------- . } . false . } . . /// Checks for `&String::from_utf8(bytes.{to_vec,to_owned,...}()).unwrap()` coercing to `&str`, . /// which can be written as just `std::str::from_utf8(bytes).unwrap()`. . fn check_string_from_utf8<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>, receiver: &'tcx Expr<'tcx>) -> bool { . if let Some((call, arg)) = skip_addr_of_ancestors(cx, expr) 16 ( 0.00%) && !arg.span.from_expansion() 8 ( 0.00%) && let ExprKind::Call(callee, _) = call.kind 72 ( 0.00%) && fn_def_id(cx, call).is_some_and(|did| cx.tcx.is_diagnostic_item(sym::string_from_utf8, did)) 918 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::fn_def_id (8x) 710 ( 0.00%) => ???:::is_diagnostic_item (8x) . && let Some(unwrap_call) = get_parent_expr(cx, call) . && let ExprKind::MethodCall(unwrap_method_name, ..) = unwrap_call.kind . && matches!(unwrap_method_name.ident.name, sym::unwrap | sym::expect) . && let Some(ref_string) = get_parent_expr(cx, unwrap_call) . && let ExprKind::AddrOf(BorrowKind::Ref, Mutability::Not, _) = ref_string.kind . && let adjusted_ty = cx.typeck_results().expr_ty_adjusted(ref_string) . // `&...` creates a `&String`, so only actually lint if this coerces to a `&str` . && matches!(adjusted_ty.kind(), ty::Ref(_, ty, _) if ty.is_str()) -- line 266 ---------------------------------------- -- line 306 ---------------------------------------- . } else { . false . } . } . . /// Checks whether `expr` is an argument in an `into_iter` call and, if so, determines whether its . /// call of a `to_owned`-like function is unnecessary. . fn check_split_call_arg(cx: &LateContext<'_>, expr: &Expr<'_>, method_name: Symbol, receiver: &Expr<'_>) -> bool { 24 ( 0.00%) if let Some(parent) = get_parent_expr(cx, expr) 952 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr (8x) 16 ( 0.00%) && let Some((sym::split, argument_expr)) = get_fn_name_and_arg(cx, parent) . && let Some(receiver_snippet) = receiver.span.get_text(cx) . && let Some(arg_snippet) = argument_expr.span.get_text(cx) . { . // We may end-up here because of an expression like `x.to_string().split(…)` where the type of `x` . // implements `AsRef` but does not implement `Deref`. In this case, we have to . // add `.as_ref()` to the suggestion. . let as_ref = if cx.typeck_results().expr_ty(expr).is_lang_item(cx, LangItem::String) . && let Some(deref_trait_id) = cx.tcx.get_diagnostic_item(sym::Deref) -- line 323 ---------------------------------------- -- line 342 ---------------------------------------- . Applicability::MaybeIncorrect, . ); . return true; . } . false . } . . fn get_fn_name_and_arg<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'tcx>) -> Option<(Symbol, Expr<'tcx>)> { 80 ( 0.00%) match &expr.kind { . ExprKind::MethodCall(path, _, [arg_expr], ..) => Some((path.ident.name, *arg_expr)), . ExprKind::Call( . Expr { 8 ( 0.00%) kind: ExprKind::Path(qpath), . hir_id: path_hir_id, . .. . }, 8 ( 0.00%) [arg_expr], . ) => { . // Only return Fn-like DefIds, not the DefIds of statics/consts/etc that contain or . // deref to fn pointers, dyn Fn, impl Fn - #8850 56 ( 0.00%) if let Res::Def(DefKind::Fn | DefKind::Ctor(..) | DefKind::AssocFn, def_id) = 80 ( 0.00%) cx.typeck_results().qpath_res(qpath, *path_hir_id) 120 ( 0.00%) => ???:::qpath_res (8x) 24 ( 0.00%) && let Some(fn_name) = cx.tcx.opt_item_name(def_id) 1,800 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/mod.rs:::opt_item_name:: (8x) . { 8 ( 0.00%) Some((fn_name, *arg_expr)) . } else { . None . } . }, . _ => None, . } . } . -- line 374 ---------------------------------------- -- line 376 ---------------------------------------- . /// of a `to_owned`-like function is unnecessary. . fn check_other_call_arg<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'tcx>, . method_name: Symbol, . receiver: &'tcx Expr<'tcx>, . ) -> bool { . if let Some((maybe_call, maybe_arg)) = skip_addr_of_ancestors(cx, expr) 88 ( 0.00%) && let Some((callee_def_id, _, recv, call_args)) = get_callee_generic_args_and_args(cx, maybe_call) 974 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/methods/unnecessary_to_owned.rs:clippy_lints::methods::unnecessary_to_owned::get_callee_generic_args_and_args (8x) . && let fn_sig = cx.tcx.fn_sig(callee_def_id).instantiate_identity().skip_norm_wip().skip_binder() . && let Some(i) = recv.into_iter().chain(call_args).position(|arg| arg.hir_id == maybe_arg.hir_id) . && let Some(input) = fn_sig.inputs().get(i) 40 ( 0.00%) && let (input, n_refs, _) = peel_and_count_ty_refs(*input) 72 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::peel_and_count_ty_refs (8x) . && let (trait_predicates, _) = get_input_traits_and_projections(cx, callee_def_id, input) 48 ( 0.00%) && let Some(sized_def_id) = cx.tcx.lang_items().sized_trait() 320 ( 0.00%) => ???:::lang_items (8x) 40 ( 0.00%) && let Some(meta_sized_def_id) = cx.tcx.lang_items().meta_sized_trait() 320 ( 0.00%) => ???:::lang_items (8x) 16 ( 0.00%) && let [trait_predicate] = trait_predicates . .iter() 4 ( 0.00%) .filter(|trait_predicate| trait_predicate.def_id() != sized_def_id) . .filter(|trait_predicate| trait_predicate.def_id() != meta_sized_def_id) . .collect::>()[..] . && let Some(deref_trait_id) = cx.tcx.get_diagnostic_item(sym::Deref) . && let Some(as_ref_trait_id) = cx.tcx.get_diagnostic_item(sym::AsRef) . && (trait_predicate.def_id() == deref_trait_id || trait_predicate.def_id() == as_ref_trait_id) . && let receiver_ty = cx.typeck_results().expr_ty(receiver) . // We can't add an `&` when the trait is `Deref` because `Target = &T` won't match . // `Target = T`. -- line 402 ---------------------------------------- -- line 430 ---------------------------------------- . } . . /// Walks an expression's ancestors until it finds a non-`AddrOf` expression. Returns the first such . /// expression found (if any) along with the immediately prior expression. . fn skip_addr_of_ancestors<'tcx>( . cx: &LateContext<'tcx>, . mut expr: &'tcx Expr<'tcx>, . ) -> Option<(&'tcx Expr<'tcx>, &'tcx Expr<'tcx>)> { 72 ( 0.00%) while let Some(parent) = get_parent_expr(cx, expr) { 1,904 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr (16x) 40 ( 0.00%) if let ExprKind::AddrOf(BorrowKind::Ref, Mutability::Not, _) = parent.kind { . expr = parent; . } else { . return Some((parent, expr)); . } . } . None . } . . /// Checks whether an expression is a function or method call and, if so, returns its `DefId`, . /// `GenericArgs`, and arguments. 72 ( 0.00%) fn get_callee_generic_args_and_args<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'tcx>, . ) -> Option<( . DefId, . GenericArgsRef<'tcx>, . Option<&'tcx Expr<'tcx>>, . &'tcx [Expr<'tcx>], . )> { 40 ( 0.00%) if let ExprKind::Call(callee, args) = expr.kind 24 ( 0.00%) && let callee_ty = cx.typeck_results().expr_ty(callee) 320 ( 0.00%) => ???:::expr_ty (8x) 16 ( 0.00%) && let ty::FnDef(callee_def_id, _) = callee_ty.kind() . { 32 ( 0.00%) let generic_args = cx.typeck_results().node_args(callee.hir_id); 302 ( 0.00%) => ???:::node_args (8x) 56 ( 0.00%) return Some((*callee_def_id, generic_args, None, args)); . } . if let ExprKind::MethodCall(_, recv, args, _) = expr.kind . && let Some(method_def_id) = cx.typeck_results().type_dependent_def_id(expr.hir_id) . { . let generic_args = cx.typeck_results().node_args(expr.hir_id); . return Some((method_def_id, generic_args, Some(recv), args)); . } . None 64 ( 0.00%) } . . /// Returns the `TraitPredicate`s and `ProjectionPredicate`s for a function's input type. . fn get_input_traits_and_projections<'tcx>( . cx: &LateContext<'tcx>, . callee_def_id: DefId, . input: Ty<'tcx>, . ) -> (Vec>, Vec>) { . let mut trait_predicates = Vec::new(); . let mut projection_predicates = Vec::new(); . for clause in cx.tcx.param_env(callee_def_id).caller_bounds() { 72 ( 0.00%) match clause.kind().skip_binder() { 224 ( 0.00%) => ???:::kind (16x) 12 ( 0.00%) ClauseKind::Trait(trait_predicate) if trait_predicate.trait_ref.self_ty() == input => { . trait_predicates.push(trait_predicate); 2 ( 0.00%) }, . ClauseKind::Projection(projection_predicate) if projection_predicate.projection_term.self_ty() == input => { . projection_predicates.push(projection_predicate); . }, . _ => {}, . } . } 40 ( 0.00%) (trait_predicates, projection_predicates) . } . . #[expect(clippy::too_many_lines)] . fn can_change_type<'a>(cx: &LateContext<'a>, mut expr: &'a Expr<'a>, mut ty: Ty<'a>) -> bool { . for (_, node) in cx.tcx.hir_parent_iter(expr.hir_id) { . match node { . Node::Stmt(_) => return true, . Node::Block(..) => {}, -- line 502 ---------------------------------------- -- line 607 ---------------------------------------- . } . . fn has_lifetime(ty: Ty<'_>) -> bool { . ty.walk().any(|t| matches!(t.kind(), GenericArgKind::Lifetime(_))) . } . . /// Returns true if the named method is `Iterator::cloned` or `Iterator::copied`. . fn is_cloned_or_copied(cx: &LateContext<'_>, method_name: Symbol, method_parent_id: DefId) -> bool { 1,232 ( 0.00%) matches!(method_name, sym::cloned | sym::copied) && method_parent_id.is_diag_item(cx, sym::Iterator) . } . . /// Returns true if the named method can be used to convert the receiver to its "owned" . /// representation. . fn is_to_owned_like<'a>( . cx: &LateContext<'a>, . call_expr: &Expr<'a>, . method_name: Symbol, . method_parent_id: DefId, . ) -> bool { 2,464 ( 0.00%) is_cow_into_owned(cx, method_name, method_parent_id) 4,928 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/methods/unnecessary_to_owned.rs:clippy_lints::methods::unnecessary_to_owned::is_cow_into_owned (308x) 2,442 ( 0.00%) || (method_name != sym::to_string && is_clone_like(cx, method_name, method_parent_id)) 4,532 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/methods/implicit_clone.rs:clippy_lints::methods::implicit_clone::is_clone_like (306x) . || is_to_string_on_string_like(cx, call_expr, method_name, method_parent_id) . } . . /// Returns true if the named method is `Cow::into_owned`. 1,848 ( 0.00%) fn is_cow_into_owned(cx: &LateContext<'_>, method_name: Symbol, method_parent_id: DefId) -> bool { 308 ( 0.00%) method_name == sym::into_owned && method_parent_id.opt_impl_ty(cx).is_diag_item(cx, sym::Cow) 2,156 ( 0.00%) } . . /// Returns true if the named method is `ToString::to_string` and it's called on a type that . /// is string-like i.e. implements `AsRef` or `Deref`. . fn is_to_string_on_string_like<'a>( . cx: &LateContext<'_>, . call_expr: &'a Expr<'a>, . method_name: Symbol, . method_parent_id: DefId, . ) -> bool { 6 ( 0.00%) if method_name != sym::to_string || !method_parent_id.is_diag_item(cx, sym::ToString) { . return false; . } . 10 ( 0.00%) if let Some(args) = cx.typeck_results().node_args_opt(call_expr.hir_id) 78 ( 0.00%) => ???:::node_args_opt (2x) 4 ( 0.00%) && let [generic_arg] = args.as_slice() 2 ( 0.00%) && let GenericArgKind::Type(ty) = generic_arg.kind() 8 ( 0.00%) && let Some(deref_trait_id) = cx.tcx.get_diagnostic_item(sym::Deref) 212 ( 0.00%) => ???:::get_diagnostic_item (2x) 8 ( 0.00%) && let Some(as_ref_trait_id) = cx.tcx.get_diagnostic_item(sym::AsRef) 212 ( 0.00%) => ???:::get_diagnostic_item (2x) 14 ( 0.00%) && (cx.get_associated_type(ty, deref_trait_id, sym::Target) == Some(cx.tcx.types.str_) 1,189,096 ( 0.05%) => ???:::get_associated_type (2x) 16 ( 0.00%) || implements_trait(cx, ty, as_ref_trait_id, &[cx.tcx.types.str_.into()])) 90,022 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::implements_trait (2x) . { . true . } else { . false . } . } . . fn std_map_key<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> Option> { -- line 662 ---------------------------------------- -- line 728 ---------------------------------------- . . // In std "map types", the getters all expect a `Borrow` generic argument. So in here, we . // check that: . // 1. This is a method with only one argument that doesn't come from a trait. . // 2. That it has `Borrow` in its generic predicates. . // 3. `Self` is a std "map type" (ie `HashSet`, `HashMap`, `BTreeSet`, `BTreeMap`). . // 4. The key to the "map type" is not a reference. . fn check_borrow_predicate<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { 9,433 ( 0.00%) if let ExprKind::MethodCall(_, caller, &[arg], _) = expr.kind 3,035 ( 0.00%) && let Some(method_def_id) = cx.typeck_results().type_dependent_def_id(expr.hir_id) 31,785 ( 0.00%) => ???:::type_dependent_def_id (607x) 1,821 ( 0.00%) && cx.tcx.trait_of_assoc(method_def_id).is_none() 126,585 ( 0.00%) => ???:::trait_of_assoc (607x) 1,205 ( 0.00%) && let Some(borrow_id) = cx.tcx.get_diagnostic_item(sym::Borrow) 25,546 ( 0.00%) => ???:::get_diagnostic_item (241x) . && cx.tcx.clauses_of(method_def_id).clauses.iter().any(|(clause, _)| { 1,819 ( 0.00%) if let ClauseKind::Trait(trait_pred) = clause.kind().skip_binder() 5,278 ( 0.00%) => ???:::kind (377x) . && trait_pred.polarity == ty::PredicatePolarity::Positive . && trait_pred.trait_ref.def_id == borrow_id . { . true . } else { . false . } . }) -- line 749 ---------------------------------------- 8,908 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/cloned_ref_to_slice_refs.rs -------------------------------------------------------------------------------- Ir -- line 58 ---------------------------------------- . } . impl ClonedRefToSliceRefs { . pub fn new(conf: &Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for ClonedRefToSliceRefs { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { . // `&[foo.clone()]` expressions 92,246 ( 0.00%) if let ExprKind::AddrOf(_, mutability, arr) = &expr.kind . // mutable references would have a different meaning . && mutability.is_not() . . // check for single item arrays 4,426 ( 0.00%) && let ExprKind::Array([item]) = &arr.kind . . // check for clones 4 ( 0.00%) && let ExprKind::MethodCall(path, recv, _, _) = item.kind . . && self.msrv.meets(cx, { . if is_in_const_context(cx) { . msrvs::CONST_SLICE_FROM_REF . } else { . msrvs::SLICE_FROM_REF . } . }) -- line 84 ---------------------------------------- -- line 101 ---------------------------------------- . "unnecessary use of `{}` to create a slice from a reference", . path.ident.name . ), . "try", . format!("{builtin_crate}::slice::from_ref({adjustment}{sugg})"), . applicability, . ); . } 355,200 ( 0.01%) } . } . . /// Checks if a method call is a needless clone or equivalent. If so, returns the necessary . /// adjustments to use the method receiver directly without cloning. . /// For example, in the code below: . /// ```rust,no_run . /// use std::path::PathBuf; . /// -- line 117 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/double_parens.rs -------------------------------------------------------------------------------- Ir -- line 36 ---------------------------------------- . pub DOUBLE_PARENS, . complexity, . "Warn on unnecessary double parentheses" . } . . declare_lint_pass!(DoubleParens => [DOUBLE_PARENS]); . . impl EarlyLintPass for DoubleParens { 279,272 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 248,254 ( 0.01%) match &expr.kind { . // ((..)) . // ^^^^^^ expr . // ^^^^ inner . ExprKind::Paren(inner) 1,230 ( 0.00%) if matches!(inner.kind, ExprKind::Paren(_) | ExprKind::Tup(_)) . && expr.span.eq_ctxt(inner.span) . && !expr.span.in_external_macro(cx.sess().source_map()) . && check_source(cx, inner) => . { . // suggest removing the outer parens . . let mut applicability = Applicability::MachineApplicable; . // We don't need to use `snippet_with_context` here, because: -- line 58 ---------------------------------------- -- line 69 ---------------------------------------- . applicability, . ); . }, . . // func((n)) . // ^^^^^^^^^ expr . // ^^^ arg . // ^ inner 3,809 ( 0.00%) ExprKind::Call(_, args) | ExprKind::MethodCall(MethodCall { args, .. }) 19,318 ( 0.00%) if let [arg] = &**args 19,998 ( 0.00%) && let ExprKind::Paren(inner) = &arg.kind . && expr.span.eq_ctxt(arg.span) . && !arg.span.in_external_macro(cx.sess().source_map()) . && check_source(cx, arg) => . { . // suggest removing the inner parens . . let mut applicability = Applicability::MachineApplicable; . let sugg = snippet_with_context(cx.sess(), inner.span, arg.span.ctxt(), "_", &mut applicability).0; -- line 87 ---------------------------------------- -- line 92 ---------------------------------------- . "unnecessary parentheses", . "remove them", . sugg.to_string(), . applicability, . ); . }, . _ => {}, . } 319,168 ( 0.01%) } . } . . /// Check that the span does indeed look like `( (..) )` . fn check_source(cx: &EarlyContext<'_>, inner: &Expr) -> bool { . if let Some(sfr) = inner.span.get_source_range(cx) . // this is the same as `SourceFileRange::as_str`, but doesn't apply the range right away, because . // we're interested in the source code outside it . && let Some(src) = sfr.sf.src.as_ref().map(|src| src.as_str()) -- line 108 ---------------------------------------- 6,666 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/fmt/mod.rs -------------------------------------------------------------------------------- Ir -- line 230 ---------------------------------------- . } . . impl SpecWriteFmt for &mut W { . #[inline] . fn spec_write_fmt(self, args: Arguments<'_>) -> Result { . if let Some(s) = args.as_statically_known_str() { . self.write_str(s) . } else { 472 ( 0.00%) write(self, args) 14,588 ( 0.00%) => ???:core::fmt::write (52x) . } . } . } . . self.spec_write_fmt(args) . } . } . -- line 246 ---------------------------------------- -- line 569 ---------------------------------------- . /// . /// If `write` is a reference to a formatter, it is recommended to use . /// [`Formatter::with_options`] instead as this can borrow the underlying . /// `write`, thereby bypassing one layer of indirection. . /// . /// You may alternatively use [`FormattingOptions::create_formatter()`]. . #[unstable(feature = "formatting_options", issue = "118117")] . pub const fn new(write: &'a mut (dyn Write + 'a), options: FormattingOptions) -> Self { 22,966 ( 0.00%) Formatter { options, buf: write } . } . . /// Creates a new formatter based on this one with given [`FormattingOptions`]. . #[unstable(feature = "formatting_options", issue = "118117")] . pub const fn with_options<'b>(&'b mut self, options: FormattingOptions) -> Formatter<'b> { . Formatter { options, buf: self.buf } . } . } -- line 585 ---------------------------------------- -- line 2879 ---------------------------------------- . . // Implementations of the core formatting traits . . macro_rules! fmt_refs { . ($($tr:ident),*) => { . $( . #[stable(feature = "rust1", since = "1.0.0")] . impl $tr for &T { 2,354 ( 0.00%) fn fmt(&self, f: &mut Formatter<'_>) -> Result { $tr::fmt(&**self, f) } 30,889 ( 0.00%) => ???:::fmt (450x) . } . #[stable(feature = "rust1", since = "1.0.0")] . impl $tr for &mut T { . fn fmt(&self, f: &mut Formatter<'_>) -> Result { $tr::fmt(&**self, f) } . } . )* . } . } -- line 2895 ---------------------------------------- 183 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/symbol.rs -------------------------------------------------------------------------------- Ir -- line 2414 ---------------------------------------- . // tidy-alphabetical-end . } . } . . /// Symbols for crates that are part of the stable standard library: `std`, `core`, `alloc`, and . /// `proc_macro`. . pub const STDLIB_STABLE_CRATES: &[Symbol] = &[sym::std, sym::core, sym::alloc, sym::proc_macro]; . 80 ( 0.00%) #[derive(Copy, Clone, Eq, StableHash, Encodable, Decodable)] . pub struct Ident { . /// `name` should never be the empty symbol. If you are considering that, . /// you are probably conflating "empty identifier with "no identifier" and . /// you should use `Option` instead. . /// Trying to construct an `Ident` with an empty name will trigger debug assertions. . pub name: Symbol, . pub span: Span, . } . . impl Ident { . #[inline] . /// Constructs a new identifier from a symbol and a span. . pub fn new(name: Symbol, span: Span) -> Ident { . debug_assert_ne!(name, sym::empty); 147 ( 0.00%) Ident { name, span } . } . . /// Constructs a new identifier with a dummy span. . #[inline] . pub fn with_dummy_span(name: Symbol) -> Ident { . Ident::new(name, DUMMY_SP) . } . -- line 2445 ---------------------------------------- -- line 2502 ---------------------------------------- . pub fn as_str(&self) -> &str { . self.name.as_str() . } . } . . impl PartialEq for Ident { . #[inline] . fn eq(&self, rhs: &Self) -> bool { 129 ( 0.00%) self.name == rhs.name && self.span.eq_ctxt(rhs.span) . } . } . . impl Hash for Ident { . fn hash(&self, state: &mut H) { . self.name.hash(state); . self.span.ctxt().hash(state); . } -- line 2518 ---------------------------------------- -- line 2654 ---------------------------------------- . /// because `rustc_index::newtype_index!` reserves the last 256 values for tagging purposes. . /// . /// Note that `Symbol` cannot directly be a `rustc_index::newtype_index!` because it . /// implements `fmt::Debug`, `Encodable`, and `Decodable` in special ways. . #[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)] . pub struct Symbol(SymbolIndex); . . // Used within both `Symbol` and `ByteSymbol`. 784 ( 0.00%) rustc_index::newtype_index! { . #[orderable] . struct SymbolIndex {} . } . . impl Symbol { . /// Avoid this except for things like deserialization of previously . /// serialized symbols, and testing. Use `intern` instead. . pub const fn new(n: u32) -> Self { . Symbol(SymbolIndex::from_u32(n)) . } . . /// Maps a string to its interned representation. . #[rustc_diagnostic_item = "SymbolIntern"] . #[inline] . pub fn intern(str: &str) -> Self { 437 ( 0.00%) with_session_globals(|session_globals| session_globals.symbol_interner.intern_str(str)) 524 ( 0.00%) => ???:::intern_str (3x) . } . . /// Access the underlying string. This is a slowish operation because it . /// requires locking the symbol interner. . /// . /// Note that the lifetime of the return value is a lie. It's not the same . /// as `&self`, but actually tied to the lifetime of the underlying . /// interner. Interners are long-lived, and there are very few of them, and . /// this function is typically used for short-lived things, so in practice . /// it works out ok. . #[inline] . pub fn as_str(&self) -> &str { . with_session_globals(|session_globals| unsafe { 125,417 ( 0.00%) std::mem::transmute::<&str, &str>(session_globals.symbol_interner.get_str(*self)) 87,500 ( 0.00%) => ???:::get_str (3,125x) . }) . } . . pub fn as_u32(self) -> u32 { . self.0.as_u32() . } . . pub fn is_empty(self) -> bool { -- line 2700 ---------------------------------------- 1,916 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/partialeq_ne_impl.rs -------------------------------------------------------------------------------- Ir -- line 27 ---------------------------------------- . pub PARTIALEQ_NE_IMPL, . complexity, . "re-implementing `PartialEq::ne`" . } . . declare_lint_pass!(PartialEqNeImpl => [PARTIALEQ_NE_IMPL]); . . impl<'tcx> LateLintPass<'tcx> for PartialEqNeImpl { 10,514 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 3,814 ( 0.00%) if let ItemKind::Impl(Impl { . of_trait: Some(of_trait), 1,514 ( 0.00%) items: impl_items, . .. 1,620 ( 0.00%) }) = item.kind 5,299 ( 0.00%) && !cx.tcx.is_automatically_derived(item.owner_id.to_def_id()) 92,956 ( 0.00%) => ???:::is_automatically_derived (757x) 2,924 ( 0.00%) && let Some(eq_trait) = cx.tcx.lang_items().eq_trait() 29,240 ( 0.00%) => ???:::lang_items (731x) 1,462 ( 0.00%) && of_trait.trait_ref.path.res.def_id() == eq_trait . { . for impl_item in impl_items { . if cx.tcx.item_name(impl_item.owner_id) == sym::ne { . span_lint_hir( . cx, . PARTIALEQ_NE_IMPL, . impl_item.hir_id(), . cx.tcx.def_span(impl_item.owner_id), . "re-implementing `PartialEq::ne` is unnecessary", . ); . } . } . } 12,016 ( 0.00%) } . } 1,462 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/question_mark.rs -------------------------------------------------------------------------------- Ir -- line 602 ---------------------------------------- . . impl QuestionMark { . fn inside_try_block(&self) -> bool { . self.try_block_depth_stack.last() > Some(&0) . } . } . . fn is_try_block(cx: &LateContext<'_>, bl: &Block<'_>) -> bool { 15,616 ( 0.00%) if let Some(expr) = bl.expr 19,868 ( 0.00%) && let ExprKind::Call(callee, [_]) = expr.kind 13,496 ( 0.00%) && let ExprKind::Path(qpath) = callee.kind 3,856 ( 0.00%) && cx.tcx.qpath_is_lang_item(qpath, LangItem::TryTraitFromOutput) 104,771 ( 0.00%) => ???:::qpath_is_lang_item (964x) . { . true . } else { . false . } . } . . fn is_inferred_ret_closure(expr: &Expr<'_>) -> bool { 303,934 ( 0.01%) let ExprKind::Closure(closure) = expr.kind else { . return false; . }; . 84 ( 0.00%) match closure.fn_decl.output { . FnRetTy::Return(ret_ty) => ret_ty.is_suggestable_infer_ty(), . FnRetTy::DefaultReturn(_) => true, . } . } . . impl<'tcx> LateLintPass<'tcx> for QuestionMark { 14,840 ( 0.00%) fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) { . // Cheap `let` check before the costlier lint level and const context queries. 4,240 ( 0.00%) if !matches!(stmt.kind, StmtKind::Let(..)) { . return; . } . 6,264 ( 0.00%) if !is_lint_allowed(cx, QUESTION_MARK_USED, stmt.hir_id) || !self.msrv.meets(cx, msrvs::QUESTION_MARK_OPERATOR) 624,983 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (783x) . { . return; . } . . if !self.inside_try_block() && !is_in_const_context(cx) { . check_let_some_else_return_none(cx, stmt); . } . self.check_manual_let_else(cx, stmt); 16,960 ( 0.00%) } . 444,000 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 133,200 ( 0.01%) if is_inferred_ret_closure(expr) { 14 ( 0.00%) self.inferred_ret_closure_stack += 1; . return; . } . . // Cheap `if`/`match` check before the costlier lint level and const context queries. . if matches!(expr.kind, ExprKind::If(..) | ExprKind::Match(..)) 8,451 ( 0.00%) && !self.inside_try_block() 11,268 ( 0.00%) && !is_in_const_context(cx) 1,019,795 ( 0.04%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (2,817x) 19,719 ( 0.00%) && is_lint_allowed(cx, QUESTION_MARK_USED, expr.hir_id) 2,561,006 ( 0.10%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (2,817x) . && self.msrv.meets(cx, msrvs::QUESTION_MARK_OPERATOR) . { . check_is_none_or_err_and_early_return(cx, expr); . check_if_let_some_or_err_and_early_return(cx, expr); . . if self.inferred_ret_closure_stack == 0 { . check_if_try_match(cx, expr); . } . } 355,214 ( 0.01%) } . . fn check_expr_post(&mut self, _: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 14 ( 0.00%) if is_inferred_ret_closure(expr) { 14 ( 0.00%) self.inferred_ret_closure_stack -= 1; . } . } . . fn check_block(&mut self, cx: &LateContext<'tcx>, block: &'tcx Block<'tcx>) { 6,796 ( 0.00%) if is_try_block(cx, block) { . *self . .try_block_depth_stack . .last_mut() . .expect("blocks are always part of bodies and must have a depth") += 1; . } . } . . fn check_body(&mut self, _: &LateContext<'tcx>, _: &Body<'tcx>) { -- line 687 ---------------------------------------- -- line 688 ---------------------------------------- . self.try_block_depth_stack.push(0); . } . . fn check_body_post(&mut self, _: &LateContext<'tcx>, _: &Body<'tcx>) { . self.try_block_depth_stack.pop(); . } . . fn check_block_post(&mut self, cx: &LateContext<'tcx>, block: &'tcx Block<'tcx>) { 6,796 ( 0.00%) if is_try_block(cx, block) { . *self . .try_block_depth_stack . .last_mut() . .expect("blocks are always part of bodies and must have a depth") -= 1; . } . } . } 3,132 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/implicit_saturating_add.rs -------------------------------------------------------------------------------- Ir -- line 35 ---------------------------------------- . pub IMPLICIT_SATURATING_ADD, . style, . "Perform saturating addition instead of implicitly checking max bound of data type" . } . . declare_lint_pass!(ImplicitSaturatingAdd => [IMPLICIT_SATURATING_ADD]); . . impl<'tcx> LateLintPass<'tcx> for ImplicitSaturatingAdd { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 90,378 ( 0.00%) if let ExprKind::If(cond, then, None) = expr.kind 1 ( 0.00%) && let Some((c, op_node, l)) = get_const(cx, cond) 5 ( 0.00%) && let BinOpKind::Ne | BinOpKind::Lt = op_node . && let ExprKind::Block(block, None) = then.kind . && let Block { . stmts: . [ . Stmt { . kind: StmtKind::Expr(ex) | StmtKind::Semi(ex), . .. . }, -- line 54 ---------------------------------------- -- line 88 ---------------------------------------- . IMPLICIT_SATURATING_ADD, . expr.span, . "manual saturating add detected", . "use instead", . sugg, . app, . ); . } 355,200 ( 0.01%) } . } . . fn get_int_max(ty: Ty<'_>) -> Option { . use rustc_middle::ty::{Int, Uint}; . match ty.peel_refs().kind() { . Int(IntTy::I8) => i8::MAX.try_into().ok(), . Int(IntTy::I16) => i16::MAX.try_into().ok(), . Int(IntTy::I32) => i32::MAX.try_into().ok(), -- line 104 ---------------------------------------- -- line 111 ---------------------------------------- . Uint(UintTy::U64) => Some(u64::MAX.into()), . Uint(UintTy::U128) => Some(u128::MAX), . Uint(UintTy::Usize) => usize::MAX.try_into().ok(), . _ => None, . } . } . . fn get_const<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'tcx>) -> Option<(u128, BinOpKind, &'tcx Expr<'tcx>)> { 875 ( 0.00%) if let ExprKind::Binary(op, l, r) = expr.kind { 61 ( 0.00%) let ecx = ConstEvalCtxt::new(cx); 3,416 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::new (61x) 61 ( 0.00%) let ctxt = expr.span.ctxt(); 370 ( 0.00%) if let Some(Constant::Int(c)) = ecx.eval_local(r, ctxt) { 5,841 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval_local (61x) . return Some((c, op.node, l)); . } 300 ( 0.00%) if let Some(Constant::Int(c)) = ecx.eval_local(l, ctxt) { 12,896 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval_local (60x) . return Some((c, invert_op(op.node)?, r)); . } . } . None . } . . fn invert_op(op: BinOpKind) -> Option { . use rustc_hir::BinOpKind::{Ge, Gt, Le, Lt, Ne}; -- line 133 ---------------------------------------- 551 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/needless_question_mark.rs -------------------------------------------------------------------------------- Ir -- line 60 ---------------------------------------- . * Return statement . * A body's value (single line closure) . * . * What do we not match: . * Implicit calls to `from(..)` on the error value . */ . . fn check_expr(&mut self, cx: &LateContext<'_>, expr: &'_ Expr<'_>) { 95,241 ( 0.00%) if let ExprKind::Ret(Some(e)) = expr.kind { 6,441 ( 0.00%) check(cx, e); 530,126 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/needless_question_mark.rs:clippy_lints::needless_question_mark::check (2,147x) . } . } . . fn check_body(&mut self, cx: &LateContext<'_>, body: &'_ Body<'_>) { 14,104 ( 0.00%) if let ExprKind::Block( . Block { . expr: . Some(Expr { . kind: ExprKind::DropTemps(async_body), . .. . }), . .. . }, . _, 11,142 ( 0.00%) ) = body.value.kind . { . if let ExprKind::Block(Block { expr: Some(expr), .. }, ..) = async_body.kind { . check(cx, expr.peel_blocks()); . } . } else { . check(cx, body.value.peel_blocks()); . } . } . } . . fn check(cx: &LateContext<'_>, expr: &Expr<'_>) { 18,426 ( 0.00%) if let ExprKind::Call(path, [arg]) = expr.kind 16,086 ( 0.00%) && let Res::Def(DefKind::Ctor(..), ctor_id) = path.res(cx) . && let Some(variant_id) = cx.tcx.opt_parent(ctor_id) 6,152 ( 0.00%) && let variant = if cx.tcx.lang_items().option_some_variant() == Some(variant_id) { 105,880 ( 0.00%) => ???:::lang_items (2,647x) . "Some" 5,723 ( 0.00%) } else if cx.tcx.lang_items().result_ok_variant() == Some(variant_id) { 105,880 ( 0.00%) => ???:::lang_items (2,647x) . "Ok" . } else { . return; . } 858 ( 0.00%) && let ExprKind::Match(inner_expr_with_q, _, MatchSource::TryDesugar(_)) = &arg.kind . && let ExprKind::Call(called, [inner_expr]) = &inner_expr_with_q.kind . && let ExprKind::Path(qpath) = called.kind . && cx.tcx.qpath_is_lang_item(qpath, LangItem::TryTraitBranch) . && expr.span.eq_ctxt(inner_expr.span) . && let expr_ty = cx.typeck_results().expr_ty(expr) . && let inner_ty = cx.typeck_results().expr_ty(inner_expr) . && expr_ty == inner_ty . { -- line 114 ---------------------------------------- -- line 128 ---------------------------------------- . String::new(), . ), . ], . Applicability::MachineApplicable, . ); . }, . ); . } 5,111 ( 0.00%) } 30,812 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/multi_assignments.rs -------------------------------------------------------------------------------- Ir -- line 27 ---------------------------------------- . pub MULTI_ASSIGNMENTS, . suspicious, . "instead of using `a = b = c;` use `a = c; b = c;`" . } . . declare_lint_pass!(MultiAssignments => [MULTI_ASSIGNMENTS]); . . fn strip_paren_blocks(expr: &Expr) -> &Expr { 756 ( 0.00%) match &expr.kind { . ExprKind::Paren(e) => strip_paren_blocks(e), . ExprKind::Block(b, _) => { . if let [ . Stmt { . kind: StmtKind::Expr(e), . .. . }, . ] = &b.stmts[..] -- line 43 ---------------------------------------- -- line 47 ---------------------------------------- . expr . } . }, . _ => expr, . } . } . . impl EarlyLintPass for MultiAssignments { 119,688 ( 0.00%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 79,792 ( 0.00%) if let ExprKind::Assign(target, source, _) = &expr.kind { 162 ( 0.00%) if let ExprKind::Assign(_target, _source, _) = &strip_paren_blocks(target).kind { . span_lint(cx, MULTI_ASSIGNMENTS, expr.span, "assignments don't nest intuitively"); . } 162 ( 0.00%) if let ExprKind::Assign(_target, _source, _) = &strip_paren_blocks(source).kind { . span_lint(cx, MULTI_ASSIGNMENTS, expr.span, "assignments don't nest intuitively"); . } . } 159,584 ( 0.01%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter/macros.rs -------------------------------------------------------------------------------- Ir -- line 17 ---------------------------------------- . let $len = unsafe { &mut *(&raw mut $this.end_or_len).cast::() }; . $zst_body . } else { . // SAFETY: for non-ZSTs, the type invariant ensures it cannot be null . let $end = unsafe { &mut *(&raw mut $this.end_or_len).cast::>() }; . $other_body . } . }}; 294,174 ( 0.01%) ($this:ident, $len:ident => $zst_body:expr, $end:ident => $other_body:expr,) => {{ . #![allow(unused_unsafe)] // we're sometimes used within an unsafe block . 9,952 ( 0.00%) if T::IS_ZST { . let $len = $this.end_or_len.addr(); . $zst_body . } else { . // SAFETY: for non-ZSTs, the type invariant ensures it cannot be null 8 ( 0.00%) let $end = unsafe { mem::transmute::<*const T, NonNull>($this.end_or_len) }; . $other_body . } . }}; . } . . // Inlining is_empty and len makes a huge performance difference . macro_rules! is_empty { . ($self: ident) => { -- line 41 ---------------------------------------- -- line 85 ---------------------------------------- . } . . // Helper function for creating a slice from the iterator. . #[inline(always)] . fn make_slice(&self) -> &'a [T] { . // SAFETY: the iterator was created from a slice with pointer . // `self.ptr` and length `len!(self)`. This guarantees that all . // the prerequisites for `from_raw_parts` are fulfilled. 8 ( 0.00%) unsafe { from_raw_parts(self.ptr.as_ptr(), len!(self)) } . } . . // Helper function for moving the start of the iterator forwards by `offset` elements, . // returning the old start. . // Unsafe because the offset must not exceed `self.len()`. . #[inline(always)] . unsafe fn post_inc_start(&mut self, offset: usize) -> NonNull { . let old = self.ptr; -- line 101 ---------------------------------------- -- line 153 ---------------------------------------- . impl<'a, T> Iterator for $name<'a, T> { . type Item = $elem; . . #[inline] . fn next(&mut self) -> Option<$elem> { . // intentionally not using the helpers because this is . // one of the most mono'd things in the library. . 212 ( 0.00%) let ptr = self.ptr; 183 ( 0.00%) let end_or_len = self.end_or_len; . // SAFETY: See inner comments. (For some reason having multiple . // block breaks inlining this -- if you can fix that please do!) . unsafe { . if T::IS_ZST { . let len = end_or_len.addr(); . if len == 0 { . return None; . } -- line 170 ---------------------------------------- -- line 172 ---------------------------------------- . // cannot wrap. (Ideally this would be `checked_sub`, which . // does the same thing internally, but as of 2025-02 that . // doesn't optimize quite as small in MIR.) . self.end_or_len = without_provenance_mut(len.unchecked_sub(1)); . } else { . // SAFETY: by type invariant, the `end_or_len` field is always . // non-null for a non-ZST pointee. (This transmute ensures we . // get `!nonnull` metadata on the load of the field.) 2,810,071 ( 0.11%) if ptr == crate::intrinsics::transmute::<$ptr, NonNull>(end_or_len) { . return None; . } . // SAFETY: since it's not empty, per the check above, moving . // forward one keeps us inside the slice, and this is valid. 14,560 ( 0.00%) self.ptr = ptr.add(1); . } . // SAFETY: Now that we know it wasn't empty and we've moved past . // the first one (to avoid giving a duplicate `&mut` next time), . // we can give out a reference to it. . Some({ptr}.$into_ref()) . } 18 ( 0.00%) } . . fn next_chunk(&mut self) -> Result<[$elem; N], crate::array::IntoIter<$elem, N>> { . if T::IS_ZST || len!(self) < N { . return crate::array::iter_next_chunk(self); . } . . // SAFETY: the check above ensures len >= N . unsafe { -- line 200 ---------------------------------------- -- line 217 ---------------------------------------- . . #[inline] . fn count(self) -> usize { . len!(self) . } . . #[inline] . fn nth(&mut self, n: usize) -> Option<$elem> { 1,296 ( 0.00%) if n >= len!(self) { . // This iterator is now empty. . if_zst!(mut self, . len => *len = 0, . end => self.ptr = *end, . ); . return None; . } . // SAFETY: We are in bounds. `post_inc_start` does the right thing even for ZSTs. -- line 233 ---------------------------------------- -- line 266 ---------------------------------------- . return init; . } . let mut acc = init; . let mut i = 0; . let len = len!(self); . loop { . // SAFETY: the loop iterates `i in 0..len`, which always is in bounds of . // the slice allocation 8,594 ( 0.00%) acc = f(acc, unsafe { & $( $mut_ )? *self.ptr.add(i).as_ptr() }); . // SAFETY: `i` can't overflow since it'll only reach usize::MAX if the . // slice had that length, in which case we'll break out of the loop . // after the increment . i = unsafe { i.unchecked_add(1) }; 89,906 ( 0.00%) if i == len { . break; . } . } 312 ( 0.00%) acc . } . . // We override the default implementation, which uses `try_fold`, . // because this simple implementation generates less LLVM IR and is . // faster to compile. . #[inline] . fn for_each(mut self, mut f: F) . where . Self: Sized, . F: FnMut(Self::Item), . { . while let Some(x) = self.next() { 12 ( 0.00%) f(x); 140 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/match_wild_enum.rs:clippy_lints::matches::match_wild_enum::check::{closure#2} (4x) . } . } . . // We override the default implementation, which uses `try_fold`, . // because this simple implementation generates less LLVM IR and is . // faster to compile. . #[inline] . fn all(&mut self, mut f: F) -> bool . where . Self: Sized, . F: FnMut(Self::Item) -> bool, . { . while let Some(x) = self.next() { 26,697 ( 0.00%) if !f(x) { . return false; . } . } . true . } . . // We override the default implementation, which uses `try_fold`, . // because this simple implementation generates less LLVM IR and is . // faster to compile. . #[inline] 24 ( 0.00%) fn any(&mut self, mut f: F) -> bool . where . Self: Sized, . F: FnMut(Self::Item) -> bool, . { . while let Some(x) = self.next() { 84,449 ( 0.00%) if f(x) { . return true; . } . } . false 24 ( 0.00%) } . . // We override the default implementation, which uses `try_fold`, . // because this simple implementation generates less LLVM IR and is . // faster to compile. . #[inline] . fn find

(&mut self, mut predicate: P) -> Option . where . Self: Sized, . P: FnMut(&Self::Item) -> bool, . { . while let Some(x) = self.next() { 153,648 ( 0.01%) if predicate(&x) { . return Some(x); . } . } . None . } . . // We override the default implementation, which uses `try_fold`, . // because this simple implementation generates less LLVM IR and is -- line 352 ---------------------------------------- -- line 353 ---------------------------------------- . // faster to compile. . #[inline] . fn find_map(&mut self, mut f: F) -> Option . where . Self: Sized, . F: FnMut(Self::Item) -> Option, . { . while let Some(x) = self.next() { 40,101 ( 0.00%) if let Some(y) = f(x) { 65,408 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ops/function.rs:<&mut clippy_lints::lifetimes::report_elidable_lifetimes::{closure#0} as core::ops::function::FnMut<(&rustc_span::def_id::LocalDefId,)>>::call_mut (67x) . return Some(y); . } . } . None 5 ( 0.00%) } . . // We override the default implementation, which uses `try_fold`, . // because this simple implementation generates less LLVM IR and is . // faster to compile. Also, the `assume` avoids a bounds check. . #[inline] . fn position

(&mut self, mut predicate: P) -> Option where . Self: Sized, . P: FnMut(Self::Item) -> bool, . { . let n = len!(self); . let mut i = 0; . while let Some(x) = self.next() { 9,168 ( 0.00%) if predicate(x) { . // SAFETY: we are guaranteed to be in bounds by the loop invariant: . // when `i >= n`, `self.next()` returns `None` and the loop breaks. . unsafe { assert_unchecked(i < n) }; . return Some(i); . } 2,410 ( 0.00%) i += 1; . } . None . } . . // We override the default implementation, which uses `try_fold`, . // because this simple implementation generates less LLVM IR and is . // faster to compile. Also, the `assume` avoids a bounds check. . #[inline] -- line 393 ---------------------------------------- -- line 394 ---------------------------------------- . fn rposition

(&mut self, mut predicate: P) -> Option where . P: FnMut(Self::Item) -> bool, . Self: Sized + ExactSizeIterator + DoubleEndedIterator . { . let n = len!(self); . let mut i = n; . while let Some(x) = self.next_back() { . i -= 1; 5,335 ( 0.00%) if predicate(x) { . // SAFETY: `i` must be lower than `n` since it starts at `n` . // and is only decreasing. . unsafe { assert_unchecked(i < n) }; . return Some(i); . } . } . None . } -- line 410 ---------------------------------------- 3,071,622 ( 0.12%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cell.rs -------------------------------------------------------------------------------- Ir -- line 550 ---------------------------------------- . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_stable(feature = "const_cell", since = "1.88.0")] . #[rustc_should_not_be_called_on_const_items] . pub const fn get(&self) -> T { . // SAFETY: This can cause data races if called from a separate thread, . // but `Cell` is `!Sync` so this won't happen. 325,269 ( 0.01%) unsafe { *self.value.get() } . } . . /// Updates the contained value using a function. . /// . /// # Examples . /// . /// ``` . /// use std::cell::Cell; -- line 566 ---------------------------------------- -- line 2050 ---------------------------------------- . } . . #[rustc_const_unstable(feature = "const_ref_cell", issue = "137844")] . const impl Drop for BorrowRefMut<'_> { . #[inline] . fn drop(&mut self) { . let borrow = self.borrow.get(); . debug_assert!(is_writing(borrow)); 1 ( 0.00%) self.borrow.replace(borrow + 1); . } . } . . impl<'b> BorrowRefMut<'b> { . #[inline] . const fn new(borrow: &'b Cell) -> Option> { . // NOTE: Unlike BorrowRefMut::clone, new is called to create the initial . // mutable reference, and so there must currently be no existing . // references. Thus, while clone increments the mutable refcount, here . // we explicitly only allow going from UNUSED to UNUSED - 1. 272 ( 0.00%) match borrow.get() { . UNUSED => { . borrow.replace(UNUSED - 1); . Some(BorrowRefMut { borrow }) . } . _ => None, . } . } . -- line 2077 ---------------------------------------- 3,655 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/redundant_slicing.rs -------------------------------------------------------------------------------- Ir -- line 67 ---------------------------------------- . } . . declare_lint_pass!(RedundantSlicing => [DEREF_BY_SLICING, REDUNDANT_SLICING]); . . static REDUNDANT_SLICING_LINT: (&Lint, &str) = (REDUNDANT_SLICING, "redundant slicing of the whole range"); . static DEREF_BY_SLICING_LINT: (&Lint, &str) = (DEREF_BY_SLICING, "slicing when dereferencing would work"); . . impl<'tcx> LateLintPass<'tcx> for RedundantSlicing { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 88,800 ( 0.00%) if expr.span.from_expansion() { . return; . } . 8,889 ( 0.00%) let ctxt = expr.span.ctxt(); 18,628 ( 0.00%) if let ExprKind::AddrOf(BorrowKind::Ref, mutability, addressee) = expr.kind 340 ( 0.00%) && addressee.span.ctxt() == ctxt 350 ( 0.00%) && let ExprKind::Index(indexed, range, _) = addressee.kind 4 ( 0.00%) && cx . .typeck_results() 10 ( 0.00%) .expr_ty_adjusted(range) 345 ( 0.00%) => ???:::expr_ty_adjusted (5x) . .is_lang_item(cx, LangItem::RangeFull) . { . let (expr_ty, expr_ref_count, _) = peel_and_count_ty_refs(cx.typeck_results().expr_ty(expr)); . let (indexed_ty, indexed_ref_count, _) = peel_and_count_ty_refs(cx.typeck_results().expr_ty(indexed)); . let parent_expr = get_parent_expr(cx, expr); . let needs_parens_for_prefix = . parent_expr.is_some_and(|parent| cx.precedence(parent) > ExprPrecedence::Prefix); . -- line 94 ---------------------------------------- -- line 159 ---------------------------------------- . format!("(&{}{}*{snip})", mutability.prefix_str(), "*".repeat(indexed_ref_count)) . } else { . format!("&{}{}*{snip}", mutability.prefix_str(), "*".repeat(indexed_ref_count)) . }; . diag.span_suggestion(expr.span, "dereference the original value instead", sugg, app); . }); . } . } 355,200 ( 0.01%) } . } 36,246 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir_id/src/lib.rs -------------------------------------------------------------------------------- Ir -- line 76 ---------------------------------------- . /// `hir::Item`, `hir::TraitItem`, or `hir::ImplItem` (i.e., the closest "item-like"), . /// and the `local_id` which is unique within the given owner. . /// . /// This two-level structure makes for more stable values: One can move an item . /// around within the source code, or add or remove stuff before it, without . /// the `local_id` part of the `HirId` changing, which is a very useful property in . /// incremental compilation where we have to persist things through changes to . /// the code base. 1,251,878 ( 0.05%) #[derive(Copy, Clone, PartialEq, Eq, Hash, Encodable, Decodable, StableHash)] . #[rustc_pass_by_value] . pub struct HirId { 5,940 ( 0.00%) pub owner: OwnerId, . pub local_id: ItemLocalId, . } . . // To ensure correctness of incremental compilation, . // `HirId` must not implement `Ord` or `PartialOrd`. . // See https://github.com/rust-lang/rust/issues/90317. . impl !Ord for HirId {} . impl !PartialOrd for HirId {} -- line 95 ---------------------------------------- -- line 138 ---------------------------------------- . rustc_data_structures::define_stable_id_collections!(HirIdMap, HirIdSet, HirIdMapEntry, HirId); . rustc_data_structures::define_id_collections!( . ItemLocalMap, . ItemLocalSet, . ItemLocalMapEntry, . ItemLocalId . ); . 2,215 ( 0.00%) rustc_index::newtype_index! { . /// An `ItemLocalId` uniquely identifies something within a given "item-like"; . /// that is, within a `hir::Item`, `hir::TraitItem`, or `hir::ImplItem`. There is no . /// guarantee that the numerical value of a given `ItemLocalId` corresponds to . /// the node's position within the owning item in any way, but there is a . /// guarantee that the `ItemLocalId`s within an owner occupy a dense range of . /// integers starting at zero, so a mapping that maps all or most nodes within . /// an "item-like" to something else can be implemented by a `Vec` instead of a . /// tree or hash map. -- line 154 ---------------------------------------- 3,722 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/match_result_ok.rs -------------------------------------------------------------------------------- Ir -- line 39 ---------------------------------------- . pub MATCH_RESULT_OK, . style, . "usage of `ok()` in `let Some(pat)` statements is unnecessary, match on `Ok(pat)` instead" . } . . declare_lint_pass!(MatchResultOk => [MATCH_RESULT_OK]); . . impl<'tcx> LateLintPass<'tcx> for MatchResultOk { 444,000 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 326 ( 0.00%) let (let_pat, let_expr, ifwhile) = 177,738 ( 0.01%) if let Some(higher::IfLet { let_pat, let_expr, .. }) = higher::IfLet::hir(cx, expr) { 269,983 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (44,400x) . (let_pat, let_expr, "if") . } else if let Some(higher::WhileLet { let_pat, let_expr, .. }) = higher::WhileLet::hir(expr) { . (let_pat, let_expr, "while") . } else { . return; . }; . 359 ( 0.00%) if let ExprKind::MethodCall(ok_path, recv, [], ..) = let_expr.kind //check is expr.ok() has type Result.ok(, _) 2 ( 0.00%) && ok_path.ident.name == sym::ok . && cx.typeck_results().expr_ty(recv).is_diag_item(cx, sym::Result) . && let Some([ok_pat]) = as_some_pattern(cx, let_pat) //get operation . && let ctxt = expr.span.ctxt() . && let_expr.span.ctxt() == ctxt . && let_pat.span.ctxt() == ctxt . { . let mut applicability = Applicability::MachineApplicable; . let some_expr_string = snippet_with_context(cx, ok_pat.span, ctxt, "", &mut applicability).0; -- line 66 ---------------------------------------- -- line 74 ---------------------------------------- . MATCH_RESULT_OK, . expr.span.with_hi(let_expr.span.hi()), . "matching on `Some` with `ok()` is redundant", . format!("consider matching on `Ok({some_expr_string})` and removing the call to `ok` instead"), . sugg, . applicability, . ); . } 355,200 ( 0.01%) } . } 276 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/from_str_radix_10.rs -------------------------------------------------------------------------------- Ir -- line 38 ---------------------------------------- . pub FROM_STR_RADIX_10, . style, . "from_str_radix with radix 10" . } . . declare_lint_pass!(FromStrRadix10 => [FROM_STR_RADIX_10]); . . impl<'tcx> LateLintPass<'tcx> for FromStrRadix10 { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, exp: &Expr<'tcx>) { 100,976 ( 0.00%) if let ExprKind::Call(maybe_path, [src, radix]) = &exp.kind 6,130 ( 0.00%) && let ExprKind::Path(QPath::TypeRelative(ty, pathseg)) = &maybe_path.kind . . // check if the second argument is a primitive `10` . && is_integer_literal(radix, 10) . . // check if the second part of the path indeed calls the associated . // function `from_str_radix` . && pathseg.ident.name == sym::from_str_radix . -- line 56 ---------------------------------------- -- line 79 ---------------------------------------- . FROM_STR_RADIX_10, . exp.span, . "this call to `from_str_radix` can be replaced with a call to `str::parse`", . "try", . format!("{sugg}.parse::<{}>()", prim_ty.name_str()), . Applicability::MaybeIncorrect, . ); . } 355,200 ( 0.01%) } . } . . /// Checks if a Ty is `String` or `&str` . fn is_ty_stringish(cx: &LateContext<'_>, ty: Ty<'_>) -> bool { . ty.is_lang_item(cx, LangItem::String) || ty.peel_refs().is_str() . } 76 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/misc_early/unneeded_wildcard_pattern.rs -------------------------------------------------------------------------------- Ir -- line 2 ---------------------------------------- . use rustc_ast::ast::{Pat, PatFieldsRest, PatKind}; . use rustc_errors::Applicability; . use rustc_lint::{EarlyContext, LintContext as _}; . use rustc_span::Span; . . use super::UNNEEDED_WILDCARD_PATTERN; . . pub(super) fn check(cx: &EarlyContext<'_>, pat: &Pat) { 125,714 ( 0.00%) if let PatKind::TupleStruct(_, _, ref patterns) | PatKind::Tuple(ref patterns) = pat.kind . && let Some(rest_index) = patterns.iter().position(Pat::is_rest) . { . if let Some((left_index, left_pat)) = patterns[..rest_index] . .iter() . .rev() . .take_while(|pat| matches!(pat.kind, PatKind::Wild)) . .enumerate() . .last() -- line 18 ---------------------------------------- -- line 29 ---------------------------------------- . && !pat.span.in_external_macro(cx.sess().source_map()) . { . span_lint( . cx, . patterns[rest_index].span.shrink_to_hi().to(right_pat.span), . right_index == 0, . ); . } 14,774 ( 0.00%) } else if let PatKind::Struct(_, _, patfields, rest) = &pat.kind . && let PatFieldsRest::Rest(rspan) = rest . && let Some((right_index, _right_pat)) = patfields . .iter() . .rev() . .take_while(|patfield| matches!(patfield.pat.kind, PatKind::Wild)) . .enumerate() . .last() . // Only run if `rest_pattern_accessible_field` is Allow, as they otherwise will contradict each other. -- line 45 ---------------------------------------- 85 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/string.rs -------------------------------------------------------------------------------- Ir -- line 439 ---------------------------------------- . /// let s = String::new(); . /// ``` . #[inline] . #[rustc_const_stable(feature = "const_string_new", since = "1.39.0")] . #[rustc_diagnostic_item = "string_new"] . #[stable(feature = "rust1", since = "1.0.0")] . #[must_use] . pub const fn new() -> String { 19,604 ( 0.00%) String { vec: Vec::new() } . } . . /// Creates a new empty `String` with at least the specified capacity. . /// . /// `String`s have an internal buffer to hold their data. The capacity is . /// the length of that buffer, and can be queried with the [`capacity`] . /// method. This method creates an empty `String`, but one with an initial . /// buffer that can hold at least `capacity` bytes. This is useful when you -- line 455 ---------------------------------------- -- line 486 ---------------------------------------- . /// // ...but this may make the string reallocate . /// s.push('a'); . /// ``` . #[cfg(not(no_global_oom_handling))] . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[must_use] . pub fn with_capacity(capacity: usize) -> String { 188,408 ( 0.01%) String { vec: Vec::with_capacity(capacity) } . } . . /// Creates a new empty `String` with at least the specified capacity. . /// . /// # Errors . /// . /// Returns [`Err`] if the capacity exceeds `isize::MAX` bytes, . /// or if the memory allocator reports failure. -- line 502 ---------------------------------------- -- line 1009 ---------------------------------------- . /// }; . /// . /// assert_eq!("💖", sparkle_heart); . /// ``` . #[inline] . #[must_use] . #[stable(feature = "rust1", since = "1.0.0")] . pub unsafe fn from_utf8_unchecked(bytes: Vec) -> String { 2,347 ( 0.00%) String { vec: bytes } . } . . /// Converts a `String` into a byte vector. . /// . /// This consumes the `String`, so we do not need to copy its contents. . /// . /// # Examples . /// -- line 1025 ---------------------------------------- -- line 1432 ---------------------------------------- . pub fn push(&mut self, ch: char) { . let len = self.len(); . let ch_len = ch.len_utf8(); . self.reserve(ch_len); . . // SAFETY: Just reserved capacity for at least the length needed to encode `ch`. . unsafe { . core::char::encode_utf8_raw_unchecked(ch as u32, self.vec.as_mut_ptr().add(len)); 2,592 ( 0.00%) self.vec.set_len(len + ch_len); . } . } . . /// Returns a byte slice of this `String`'s contents. . /// . /// The inverse of this method is [`from_utf8`]. . /// . /// [`from_utf8`]: String::from_utf8 -- line 1448 ---------------------------------------- -- line 1507 ---------------------------------------- . /// assert_eq!(s.pop(), Some('a')); . /// . /// assert_eq!(s.pop(), None); . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . pub fn pop(&mut self) -> Option { . let ch = self.chars().rev().next()?; 297 ( 0.00%) let newlen = self.len() - ch.len_utf8(); . unsafe { . self.vec.set_len(newlen); . } . Some(ch) . } . . /// Removes a [`char`] from this `String` at byte position `idx` and returns it. . /// -- line 1523 ---------------------------------------- -- line 2501 ---------------------------------------- . . #[cfg(not(no_global_oom_handling))] . #[stable(feature = "rust1", since = "1.0.0")] . impl Extend for String { . fn extend>(&mut self, iter: I) { . let iterator = iter.into_iter(); . let (lower_bound, _) = iterator.size_hint(); . self.reserve(lower_bound); 662 ( 0.00%) iterator.for_each(move |c| self.push(c)); . } . . #[inline] . fn extend_one(&mut self, c: char) { . self.push(c); . } . . #[inline] -- line 2517 ---------------------------------------- -- line 2740 ---------------------------------------- . fn default() -> String { . String::new() . } . } . . #[stable(feature = "rust1", since = "1.0.0")] . impl fmt::Display for String { . #[inline] 296 ( 0.00%) fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { 592 ( 0.00%) fmt::Display::fmt(&**self, f) 27,878 ( 0.00%) => ???:::fmt (296x) . } . } . . #[stable(feature = "rust1", since = "1.0.0")] . impl fmt::Debug for String { . #[inline] . fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { . fmt::Debug::fmt(&**self, f) -- line 2757 ---------------------------------------- -- line 2806 ---------------------------------------- . #[cfg(not(no_global_oom_handling))] . #[stable(feature = "rust1", since = "1.0.0")] . impl Add<&str> for String { . type Output = String; . . #[inline] . fn add(mut self, other: &str) -> String { . self.push_str(other); 6 ( 0.00%) self . } . } . . /// Implements the `+=` operator for appending to a `String`. . /// . /// This has the same behavior as the [`push_str`][String::push_str] method. . #[cfg(not(no_global_oom_handling))] . #[stable(feature = "stringaddassign", since = "1.12.0")] -- line 2822 ---------------------------------------- -- line 2944 ---------------------------------------- . // See , the last attempt . // to try to remove it. . #[inline] . default fn spec_to_string(&self) -> String { . let mut buf = String::new(); . let mut formatter = . core::fmt::Formatter::new(&mut buf, core::fmt::FormattingOptions::new()); . // Bypass format_args!() to avoid write_str with zero-length strs 17,118 ( 0.00%) fmt::Display::fmt(self, &mut formatter) 1,585,400 ( 0.06%) => ???:::fmt (5,583x) . .expect("a Display implementation returned an error unexpectedly"); 17,241 ( 0.00%) buf . } . } . . #[cfg(not(no_global_oom_handling))] . impl SpecToString for core::ascii::Char { . #[inline] . fn spec_to_string(&self) -> String { . self.as_str().to_owned() -- line 2962 ---------------------------------------- -- line 3274 ---------------------------------------- . /// let s = "eggplant".to_string(); . /// let s2 = "eggplant".to_string(); . /// assert_eq!(Cow::from(s), Cow::<'static, str>::Owned(s2)); . /// ``` . /// . /// [`Owned`]: crate::borrow::Cow::Owned "borrow::Cow::Owned" . #[inline] . fn from(s: String) -> Cow<'a, str> { 783 ( 0.00%) Cow::Owned(s) . } . } . . #[cfg(not(no_global_oom_handling))] . #[stable(feature = "cow_from_string_ref", since = "1.28.0")] . impl<'a> From<&'a String> for Cow<'a, str> { . /// Converts a [`String`] reference into a [`Borrowed`] variant. . /// No heap allocation is performed, and the string -- line 3290 ---------------------------------------- -- line 3373 ---------------------------------------- . Self::from_utf8(bytes) . } . } . . #[cfg(not(no_global_oom_handling))] . #[stable(feature = "rust1", since = "1.0.0")] . impl fmt::Write for String { . #[inline] 40,859 ( 0.00%) fn write_str(&mut self, s: &str) -> fmt::Result { . self.push_str(s); . Ok(()) 40,859 ( 0.00%) } . . #[inline] . fn write_char(&mut self, c: char) -> fmt::Result { . self.push(c); . Ok(()) . } . } . -- line 3392 ---------------------------------------- 2,788 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/strlen_on_c_strings.rs -------------------------------------------------------------------------------- Ir -- line 45 ---------------------------------------- . . impl StrlenOnCStrings { . pub fn new(conf: &Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for StrlenOnCStrings { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 124,311 ( 0.00%) if !expr.span.from_expansion() 2,675 ( 0.00%) && let ExprKind::Call(func, [recv]) = expr.kind 2,283 ( 0.00%) && let ExprKind::Path(path) = &func.kind 3,805 ( 0.00%) && let Some(did) = cx.qpath_res(path, func.hir_id).opt_def_id() 23,553 ( 0.00%) => ???:::qpath_res (761x) 3,805 ( 0.00%) && match_libc_symbol(cx, did, sym::strlen) 57,075 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::match_libc_symbol (761x) . && let ExprKind::MethodCall(path, self_arg, [], _) = recv.kind . && !recv.span.from_expansion() . && path.ident.name == sym::as_ptr . && let typeck = cx.typeck_results() . && typeck . .expr_ty_adjusted(self_arg) . .peel_refs() . .is_lang_item(cx, LangItem::CStr) -- line 66 ---------------------------------------- -- line 100 ---------------------------------------- . } else { . format!("{val_name}.to_bytes().len()") . }; . . diag.span_suggestion(span, "use", suggestion, app); . }, . ); . } 355,200 ( 0.01%) } . } 20,061 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/memchr-2.8.2/src/arch/generic/memchr.rs -------------------------------------------------------------------------------- Ir -- line 163 ---------------------------------------- . // Search a possibly unaligned chunk at `start`. This covers any part . // of the haystack prior to where aligned loads can start. . if let Some(cur) = self.search_chunk(start, topos) { . return Some(cur); . } . // Set `cur` to the first V-aligned pointer greater than `start`. . let mut cur = start.add(V::BYTES - (start.as_usize() & V::ALIGN)); . debug_assert!(cur > start && end.sub(V::BYTES) >= start); 7,325 ( 0.00%) if len >= Self::LOOP_SIZE { . while cur <= end.sub(Self::LOOP_SIZE) { . debug_assert_eq!(0, cur.as_usize() % V::BYTES); . . let a = V::load_aligned(cur); . let b = V::load_aligned(cur.add(1 * V::BYTES)); . let c = V::load_aligned(cur.add(2 * V::BYTES)); . let d = V::load_aligned(cur.add(3 * V::BYTES)); . let eqa = self.v1.cmpeq(a); -- line 179 ---------------------------------------- -- line 204 ---------------------------------------- . return Some(cur.add(3 * V::BYTES).add(topos(mask))); . } . cur = cur.add(Self::LOOP_SIZE); . } . } . // Handle any leftovers after the aligned loop above. We use unaligned . // loads here, but I believe we are guaranteed that they are aligned . // since `cur` is aligned. 6,668 ( 0.00%) while cur <= end.sub(V::BYTES) { . debug_assert!(end.distance(cur) >= V::BYTES); . if let Some(cur) = self.search_chunk(cur, topos) { . return Some(cur); . } . cur = cur.add(V::BYTES); . } . // Finally handle any remaining bytes less than the size of V. In this . // case, our pointer may indeed be unaligned and the load may overlap . // with the previous one. But that's okay since we know the previous . // load didn't lead to a match (otherwise we wouldn't be here). 4,170 ( 0.00%) if cur < end { . debug_assert!(end.distance(cur) < V::BYTES); . cur = cur.sub(V::BYTES - end.distance(cur)); . debug_assert_eq!(end.distance(cur), V::BYTES); . return self.search_chunk(cur, topos); . } . None . } . -- line 231 ---------------------------------------- -- line 415 ---------------------------------------- . #[inline(always)] . unsafe fn search_chunk( . &self, . cur: *const u8, . mask_to_offset: impl Fn(V::Mask) -> usize, . ) -> Option<*const u8> { . let chunk = V::load_unaligned(cur); . let mask = self.v1.cmpeq(chunk).movemask(); 11,178 ( 0.00%) if mask.has_non_zero() { . Some(cur.add(mask_to_offset(mask))) . } else { . None . } . } . } . . /// Finds all occurrences of two bytes in a haystack. -- line 431 ---------------------------------------- -- line 1147 ---------------------------------------- . #[inline(always)] . pub(crate) unsafe fn fwd_byte_by_byte bool>( . start: *const u8, . end: *const u8, . confirm: F, . ) -> Option<*const u8> { . debug_assert!(start <= end); . let mut ptr = start; 13,647 ( 0.00%) while ptr < end { . if confirm(*ptr) { . return Some(ptr); . } . ptr = ptr.offset(1); . } . None . } . -- line 1163 ---------------------------------------- 9,701 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/let_underscore.rs -------------------------------------------------------------------------------- Ir -- line 130 ---------------------------------------- . declare_lint_pass!(LetUnderscore => [ . LET_UNDERSCORE_FUTURE, . LET_UNDERSCORE_LOCK, . LET_UNDERSCORE_MUST_USE, . LET_UNDERSCORE_UNTYPED, . ]); . . impl<'tcx> LateLintPass<'tcx> for LetUnderscore { 5,481 ( 0.00%) fn check_local(&mut self, cx: &LateContext<'tcx>, local: &LetStmt<'tcx>) { 1,566 ( 0.00%) if matches!(local.source, LocalSource::Normal) 2,349 ( 0.00%) && let PatKind::Wild = local.pat.kind 972 ( 0.00%) && let Some(init) = local.init 2,212 ( 0.00%) && !local.span.in_external_macro(cx.tcx.sess.source_map()) . { 316 ( 0.00%) let init_ty = cx.typeck_results().expr_ty(init); 12,640 ( 0.00%) => ???:::expr_ty (316x) 632 ( 0.00%) let contains_sync_guard = init_ty.walk().any(|inner| match inner.kind() { 2,212 ( 0.00%) => ???:::walk (316x) . GenericArgKind::Type(inner_ty) => inner_ty . .ty_adt_def() . .is_some_and(|adt| paths::PARKING_LOT_GUARDS.iter().any(|path| path.matches(cx, adt.did()))), . GenericArgKind::Lifetime(_) | GenericArgKind::Const(_) => false, . }); 316 ( 0.00%) if contains_sync_guard { . #[expect(clippy::collapsible_span_lint_calls, reason = "rust-clippy#7797")] . span_lint_and_then( . cx, . LET_UNDERSCORE_LOCK, . local.span, . "non-binding `let` on a synchronization lock", . |diag| { . diag.help( . "consider using an underscore-prefixed named \ . binding or dropping explicitly with `std::mem::drop`", . ); . }, . ); 316 ( 0.00%) } else if local.ty.is_none() 948 ( 0.00%) && let Some(future_trait_def_id) = cx.tcx.lang_items().future_trait() 12,640 ( 0.00%) => ???:::lang_items (316x) 3,476 ( 0.00%) && implements_trait(cx, cx.typeck_results().expr_ty(init), future_trait_def_id, &[]) 779,628 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::implements_trait (316x) 12,640 ( 0.00%) => ???:::expr_ty (316x) . { . #[expect(clippy::collapsible_span_lint_calls, reason = "rust-clippy#7797")] . span_lint_and_then( . cx, . LET_UNDERSCORE_FUTURE, . local.span, . "non-binding `let` on a future", . |diag| { . diag.help("consider awaiting the future or dropping explicitly with `std::mem::drop`"); . }, . ); 2,528 ( 0.00%) } else if let Some(must_use_path) = opt_must_use_path(cx, cx.typeck_results().expr_ty(init)) { 109,674 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::opt_must_use_path (316x) 12,640 ( 0.00%) => ???:::expr_ty (316x) . span_lint_and_then( . cx, . LET_UNDERSCORE_MUST_USE, . local.span, . "non-binding `let` on an expression with `#[must_use]` type", . |diag| { . diag.help("consider explicitly using expression value"); . let ty_span = local.ty.map_or(init.span, |ty| ty.span); . diag.span_note( . ty_span, . format!("type is {}", describe_must_use_type(cx, &must_use_path)), . ); . }, . ); 1,580 ( 0.00%) } else if is_must_use_func_call(cx, init) { 3,792 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_must_use_func_call (316x) . #[expect(clippy::collapsible_span_lint_calls, reason = "rust-clippy#7797")] . span_lint_and_then( . cx, . LET_UNDERSCORE_MUST_USE, . local.span, . "non-binding `let` on a result of a `#[must_use]` function", . |diag| { . diag.help("consider explicitly using function result"); . }, . ); . } . 1,264 ( 0.00%) if local.pat.default_binding_modes && local.ty.is_none() { . // When `default_binding_modes` is true, the `let` keyword is present. . . // Ignore unnameable types . if let Some(init) = local.init 948 ( 0.00%) && !cx.typeck_results().expr_ty(init).is_suggestable(cx.tcx, true) 12,640 ( 0.00%) => ???:::expr_ty (316x) . { . return; . } . . // Ignore if it is from a procedural macro... 1,264 ( 0.00%) if is_from_proc_macro(cx, init) { 204,832 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::is_from_proc_macro:: (316x) . return; . } . 420 ( 0.00%) span_lint_and_then( 52,641 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_utils::diagnostics::span_lint_and_then::::check_local::{closure#5}> (42x) . cx, . LET_UNDERSCORE_UNTYPED, . local.span, . "non-binding `let` without a type annotation", . |diag| { . diag.span_help( . Span::new( . local.pat.span.hi(), -- line 230 ---------------------------------------- -- line 233 ---------------------------------------- . local.pat.span.parent(), . ), . "consider adding a type annotation", . ); . }, . ); . } . } 6,264 ( 0.00%) } . } 4,575 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/toplevel_ref_arg.rs -------------------------------------------------------------------------------- Ir -- line 45 ---------------------------------------- . pub TOPLEVEL_REF_ARG, . style, . "an entire binding declared as `ref`, in a function argument or a `let` statement" . } . . declare_lint_pass!(ToplevelRefArg => [TOPLEVEL_REF_ARG]); . . impl<'tcx> LateLintPass<'tcx> for ToplevelRefArg { 21,920 ( 0.00%) fn check_fn( . &mut self, . cx: &LateContext<'tcx>, . k: FnKind<'tcx>, . decl: &'tcx FnDecl<'_>, . body: &'tcx Body<'_>, . _: Span, . _: LocalDefId, . ) { 5,480 ( 0.00%) if !matches!(k, FnKind::Closure) { . for arg in iter_input_pats(decl, body) { 27,155 ( 0.00%) if let PatKind::Binding(BindingMode(ByRef::Yes(..), _), ..) = arg.pat.kind . && is_lint_allowed(cx, REF_PATTERNS, arg.pat.hir_id) . && !arg.span.in_external_macro(cx.tcx.sess.source_map()) . { . span_lint_hir( . cx, . TOPLEVEL_REF_ARG, . arg.hir_id, . arg.pat.span, . "`ref` directly on a function parameter does not prevent taking ownership of the passed argument. \ . Consider using a reference type instead", . ); . } . } . } 21,920 ( 0.00%) } . 16,960 ( 0.00%) fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) { 5,023 ( 0.00%) if let StmtKind::Let(local) = stmt.kind 3,253 ( 0.00%) && let PatKind::Binding(BindingMode(ByRef::Yes(_, mutabl), _), .., name, None) = local.pat.kind . && let Some(init) = local.init . // Do not emit if clippy::ref_patterns is not allowed to avoid having two lints for the same issue. . && is_lint_allowed(cx, REF_PATTERNS, local.pat.hir_id) . && !stmt.span.in_external_macro(cx.tcx.sess.source_map()) . { . let ctxt = local.span.ctxt(); . let mut app = Applicability::MachineApplicable; . let sugg_init = Sugg::hir_with_context(cx, init, ctxt, "..", &mut app); -- line 91 ---------------------------------------- -- line 110 ---------------------------------------- . stmt.span, . "try", . format!("let {name}{tyopt} = {initref};", name = snippet(cx, name.span, "..")), . app, . ); . }, . ); . } 16,960 ( 0.00%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/ranges.rs -------------------------------------------------------------------------------- Ir -- line 184 ---------------------------------------- . . impl Ranges { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for Ranges { 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 88,800 ( 0.00%) if let ExprKind::Binary(ref op, l, r) = expr.kind 416 ( 0.00%) && matches!( 832 ( 0.00%) op.node, . BinOpKind::And | BinOpKind::BitAnd | BinOpKind::Or | BinOpKind::BitOr . ) 414 ( 0.00%) && self.msrv.meets(cx, msrvs::RANGE_CONTAINS) 1,863 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (69x) . && !is_in_const_context(cx) . { . check_possible_range_contains(cx, op.node, l, r, expr, expr.span); . } . 266,523 ( 0.01%) if let Some(range) = higher::Range::hir(cx, expr) { 2,094,209 ( 0.08%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (44,400x) . check_exclusive_range_plus_one(cx, expr, &range); . check_inclusive_range_minus_one(cx, expr, &range); . check_reversed_empty_range(cx, expr, &range); . } 355,200 ( 0.01%) } . } . . fn check_possible_range_contains( . cx: &LateContext<'_>, . op: BinOpKind, . left: &Expr<'_>, . right: &Expr<'_>, . expr: &Expr<'_>, -- line 217 ---------------------------------------- -- line 515 ---------------------------------------- . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'_>, . range: &higher::Range<'tcx>, . kind: RangeLimits, . predicate: impl for<'hir> FnOnce(&Expr<'hir>) -> Option<&'hir Expr<'hir>>, . lint: &'static Lint, . msg: &'static str, . ) { 41 ( 0.00%) if let higher::Range { 12 ( 0.00%) start, . end: Some(end), . ty, 12 ( 0.00%) span, 41 ( 0.00%) } = *range 48 ( 0.00%) && span.can_be_used_for_suggestions() 336 ( 0.00%) => ???:::can_be_used_for_suggestions (12x) . && ty.limits() == kind . && let Some(y) = predicate(end) . && can_switch_ranges(cx, span.ctxt(), expr, kind, cx.typeck_results().expr_ty(y)) . { . // Suggest the opposite range limits to the ones being checked. . let operator = match kind { . RangeLimits::HalfOpen => "..=", . RangeLimits::Closed => "..", -- line 537 ---------------------------------------- -- line 582 ---------------------------------------- . . fn is_empty_range(limits: RangeLimits, ordering: Ordering) -> bool { . match limits { . RangeLimits::HalfOpen => ordering != Ordering::Less, . RangeLimits::Closed => ordering == Ordering::Greater, . } . } . 6 ( 0.00%) if let higher::Range { . start: Some(start), . end: Some(end), 3 ( 0.00%) ty: range_ty, 3 ( 0.00%) span, 6 ( 0.00%) } = *range 9 ( 0.00%) && let ty = cx.typeck_results().expr_ty(start) 120 ( 0.00%) => ???:::expr_ty (3x) 12 ( 0.00%) && let ty::Int(_) | ty::Uint(_) = ty.kind() 8 ( 0.00%) && let ecx = ConstEvalCtxt::new(cx) 112 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::new (2x) 17 ( 0.00%) && let Some(start_idx) = ecx.eval(start) 281 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval (2x) 4 ( 0.00%) && let Some(end_idx) = ecx.eval(end) 45 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval (1x) . && let Some(ordering) = Constant::partial_cmp(cx.tcx, ty, &start_idx, &end_idx) . && is_empty_range(range_ty.limits(), ordering) . { . if inside_indexing_expr(cx, expr) { . // Avoid linting `N..N` as it has proven to be useful, see #5689 and #5628 ... . if ordering != Ordering::Equal { . span_lint( . cx, -- line 608 ---------------------------------------- -- line 633 ---------------------------------------- . range in reverse", . format!("({end_snippet}{dots}{start_snippet}).rev()"), . Applicability::MaybeIncorrect, . ); . } . }, . ); . } 1 ( 0.00%) } 25 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (1x) . } . . fn y_plus_one<'tcx>(expr: &Expr<'tcx>) -> Option<&'tcx Expr<'tcx>> { 14 ( 0.00%) match expr.kind { . ExprKind::Binary( . Spanned { . node: BinOpKind::Add, .. . }, 1 ( 0.00%) lhs, 1 ( 0.00%) rhs, . ) => { . if is_integer_literal(lhs, 1) { . Some(rhs) . } else if is_integer_literal(rhs, 1) { . Some(lhs) . } else { . None . } -- line 659 ---------------------------------------- 44,942 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/useless_concat.rs -------------------------------------------------------------------------------- Ir -- line 28 ---------------------------------------- . pub USELESS_CONCAT, . complexity, . "checks that the `concat` macro has at least two arguments" . } . . declare_lint_pass!(UselessConcat => [USELESS_CONCAT]); . . impl LateLintPass<'_> for UselessConcat { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { . // Check that the expression is generated by a macro. 124,311 ( 0.00%) if expr.span.from_expansion() . // Check that it's a string literal. 242 ( 0.00%) && let ExprKind::Lit(lit) = expr.kind 1,098 ( 0.00%) && let LitKind::Str(lit_s, _) = lit.node . // Get the direct parent of the expression. 1,210 ( 0.00%) && let Some(macro_call) = macro_backtrace(expr.span).next() . // Check if the `concat` macro from the `core` library. 1,694 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::macro_concat, macro_call.def_id) 22,718 ( 0.00%) => ???:::is_diagnostic_item (242x) . // We get the original code to parse it. 880 ( 0.00%) && let Some(original_code) = snippet_opt(cx, macro_call.span) 61,732 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::snippet_opt::<&rustc_lint::context::LateContext> (110x) . // This check allows us to ensure that the code snippet: . // 1. Doesn't come from proc-macro expansion. . // 2. Doesn't come from foreign macro expansion. . // . // It works as follows: if the snippet we get doesn't contain `concat!(`, then it . // means it's not code written in the current crate so we shouldn't lint. 1,100 ( 0.00%) && let mut parts = original_code.split('!') 110 ( 0.00%) && parts.next().is_some_and(|p| p.trim() == "concat") 110 ( 0.00%) && parts.next().is_some_and(|p| p.trim().starts_with('(')) . { . let mut literal = None; . let mut nb_commas = 0; . let mut nb_idents = 0; 1,320 ( 0.00%) for (token_kind, token_s, _) in tokenize_with_text(&original_code) { 4,542 ( 0.00%) match token_kind { . TokenKind::Eof => break, . TokenKind::Literal { .. } => { 110 ( 0.00%) if literal.is_some() { . return; . } . literal = Some(token_s); . }, . TokenKind::Ident => { 124 ( 0.00%) if token_s == "true" || token_s == "false" { . literal = Some(token_s); . } else { 124 ( 0.00%) nb_idents += 1; . } . }, . TokenKind::Comma => { . nb_commas += 1; 330 ( 0.00%) if nb_commas > 1 { . return; . } . }, . // We're inside a macro definition and we are manipulating something we likely . // shouldn't, so aborting. . TokenKind::Dollar => return, . _ => {}, . } -- line 87 ---------------------------------------- -- line 94 ---------------------------------------- . macro_call.span, . "unneeded use of `concat!` macro", . "replace with", . format!("{lit_s:?}"), . Applicability::MachineApplicable, . ); . } . } 355,200 ( 0.01%) } . } 73,658 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/swap_ptr_to_ref.rs -------------------------------------------------------------------------------- Ir -- line 35 ---------------------------------------- . pub SWAP_PTR_TO_REF, . suspicious, . "call to `mem::swap` using pointer derived references" . } . . declare_lint_pass!(SwapPtrToRef => [SWAP_PTR_TO_REF]); . . impl LateLintPass<'_> for SwapPtrToRef { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, e: &Expr<'_>) { 102,202 ( 0.00%) if let ExprKind::Call(fn_expr, [arg1, arg2]) = e.kind 4,600 ( 0.00%) && fn_expr.basic_res().is_diag_item(cx, sym::mem_swap) . && let ctxt = e.span.ctxt() . && let (from_ptr1, arg1_span) = is_ptr_to_ref(cx, arg1, ctxt) . && let (from_ptr2, arg2_span) = is_ptr_to_ref(cx, arg2, ctxt) . && (from_ptr1 || from_ptr2) . { . span_lint_and_then( . cx, . SWAP_PTR_TO_REF, -- line 53 ---------------------------------------- -- line 63 ---------------------------------------- . "use ptr::swap", . format!("core::ptr::swap({snip1}, {snip2})"), . app, . ); . } . }, . ); . } 355,200 ( 0.01%) } . } . . /// Checks if the expression converts a mutable pointer to a mutable reference. If it is, also . /// returns the span of the pointer expression if it's suitable for making a suggestion. . fn is_ptr_to_ref(cx: &LateContext<'_>, e: &Expr<'_>, ctxt: SyntaxContext) -> (bool, Option) { . if let ExprKind::AddrOf(BorrowKind::Ref, Mutability::Mut, borrowed_expr) = e.kind . && let ExprKind::Unary(UnOp::Deref, derefed_expr) = borrowed_expr.kind . && cx.typeck_results().expr_ty(derefed_expr).is_raw_ptr() -- line 79 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/mut_key.rs -------------------------------------------------------------------------------- Ir -- line 70 ---------------------------------------- . impl_lint_pass!(MutableKeyType<'_> => [MUTABLE_KEY_TYPE]); . . pub struct MutableKeyType<'tcx> { . interior_mut: InteriorMut<'tcx>, . } . . impl<'tcx> LateLintPass<'tcx> for MutableKeyType<'tcx> { . fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::Item<'tcx>) { 3,004 ( 0.00%) if let hir::ItemKind::Fn { ref sig, .. } = item.kind { 88 ( 0.00%) self.check_sig(cx, item.owner_id.def_id, sig.decl); 15,418 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_sig (22x) . } . } . . fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::ImplItem<'tcx>) { 6,102 ( 0.00%) if let hir::ImplItemKind::Fn(ref sig, ..) = item.kind 13,230 ( 0.00%) && trait_ref_of_method(cx, item.owner_id).is_none() 402,376 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::trait_ref_of_method (2,646x) . { 236 ( 0.00%) self.check_sig(cx, item.owner_id.def_id, sig.decl); 20,157 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_sig (59x) . } . } . . fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::TraitItem<'tcx>) { 366 ( 0.00%) if let hir::TraitItemKind::Fn(ref sig, ..) = item.kind { 592 ( 0.00%) self.check_sig(cx, item.owner_id.def_id, sig.decl); 47,535 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_sig (148x) . } . } . . fn check_local(&mut self, cx: &LateContext<'tcx>, local: &hir::LetStmt<'tcx>) { 2,349 ( 0.00%) if let hir::PatKind::Wild = local.pat.kind { . return; . } 3,213 ( 0.00%) self.check_ty_(cx, local.span, cx.typeck_results().pat_ty(local.pat)); 19,549 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_ty_ (459x) 18,396 ( 0.00%) => ???:::pat_ty (459x) . } . } . . impl<'tcx> MutableKeyType<'tcx> { . pub fn new(tcx: TyCtxt<'tcx>, conf: &'static Conf) -> Self { . Self { 1 ( 0.00%) interior_mut: InteriorMut::without_pointers(tcx, &conf.ignore_interior_mutability), 1,137 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:::without_pointers (1x) . } . } . 2,519 ( 0.00%) fn check_sig(&mut self, cx: &LateContext<'tcx>, fn_def_id: LocalDefId, decl: &hir::FnDecl<'tcx>) { 229 ( 0.00%) let fn_sig = cx.tcx.fn_sig(fn_def_id).instantiate_identity().skip_norm_wip(); 1,140 ( 0.00%) for (hir_ty, ty) in iter::zip(decl.inputs, fn_sig.inputs().skip_binder()) { 2,010 ( 0.00%) self.check_ty_(cx, hir_ty.span, *ty); 10,934 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_ty_ (402x) . } 1,145 ( 0.00%) self.check_ty_( 23,200 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_ty_ (229x) . cx, . decl.output.span(), 687 ( 0.00%) cx.tcx.instantiate_bound_regions_with_erased(fn_sig.output()), 15,391 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:::instantiate_bound_regions_with_erased:: (229x) . ); 1,832 ( 0.00%) } . . // We want to lint 1. sets or maps with 2. not immutable key types and 3. no unerased . // generics (because the compiler cannot ensure immutability for unknown types). 8,720 ( 0.00%) fn check_ty_(&mut self, cx: &LateContext<'tcx>, span: Span, ty: Ty<'tcx>) { . let ty = ty.peel_refs(); . if let ty::Adt(def, args) = ty.kind() 1,769 ( 0.00%) && matches!( 1,420 ( 0.00%) cx.tcx.get_diagnostic_name(def.did()), 27,034 ( 0.00%) => ???:::get_diagnostic_name (355x) . Some(sym::HashMap | sym::BTreeMap | sym::HashSet | sym::BTreeSet) . ) . { 4 ( 0.00%) let subst_ty = args.type_at(0); 16 ( 0.00%) if let Some(chain) = self.interior_mut.interior_mut_ty_chain(cx, subst_ty) { 607 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:::interior_mut_ty_chain (4x) . span_lint_and_then(cx, MUTABLE_KEY_TYPE, span, "mutable key type", |diag| { . for ty in chain.iter().rev() { . diag.note(with_forced_trimmed_paths!(format!( . "... because it contains `{ty}`, which has interior mutability" . ))); . } . }); . } . } 6,540 ( 0.00%) } . } 403 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/map.rs -------------------------------------------------------------------------------- Ir -- line 199 ---------------------------------------- . // is live, it's unnecessary to store the allocator in each node. . pub(super) alloc: ManuallyDrop, . // For dropck; the `Box` avoids making the `Unpin` impl more strict than before . _marker: PhantomData>, . } . . #[stable(feature = "btree_drop", since = "1.7.0")] . unsafe impl<#[may_dangle] K, #[may_dangle] V, A: Allocator + Clone> Drop for BTreeMap { 6 ( 0.00%) fn drop(&mut self) { . drop(unsafe { ptr::read(self) }.into_iter()) 7 ( 0.00%) } . } . . // FIXME: This implementation is "wrong", but changing it would be a breaking change. . // (The bounds of the automatic `UnwindSafe` implementation have been like this since Rust 1.50.) . // Maybe we can fix it nonetheless with a crater run, or if the `UnwindSafe` . // traits are deprecated, or disarmed (no longer causing hard errors) in the future. . #[stable(feature = "btree_unwindsafe", since = "1.64.0")] . impl core::panic::UnwindSafe for BTreeMap -- line 217 ---------------------------------------- -- line 1493 ---------------------------------------- . /// count.entry(x).and_modify(|curr| *curr += 1).or_insert(1); . /// } . /// . /// assert_eq!(count["a"], 3); . /// assert_eq!(count["b"], 2); . /// assert_eq!(count["c"], 1); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] 119 ( 0.00%) pub fn entry(&mut self, key: K) -> Entry<'_, K, V, A> . where . K: Ord, . { . let (map, dormant_map) = DormantMutRef::new(self); 4,415 ( 0.00%) match map.root { 2 ( 0.00%) None => Vacant(VacantEntry { 4 ( 0.00%) key, . handle: None, . dormant_map, . alloc: (*map.alloc).clone(), . _marker: PhantomData, . }), . Some(ref mut root) => match root.borrow_mut().search_tree(&key) { . Found(handle) => Occupied(OccupiedEntry { . handle, . dormant_map, . alloc: (*map.alloc).clone(), . _marker: PhantomData, . }), 80 ( 0.00%) GoDown(handle) => Vacant(VacantEntry { 80 ( 0.00%) key, . handle: Some(handle), . dormant_map, . alloc: (*map.alloc).clone(), . _marker: PhantomData, . }), 16 ( 0.00%) }, . } 153 ( 0.00%) } . . /// Splits the collection into two at the given key. Returns everything after the given key, . /// including the key. If the key is not present, the split will occur at the nearest . /// greater key, or return an empty map if no such key exists. . /// . /// # Examples . /// . /// ``` -- line 1538 ---------------------------------------- -- line 1728 ---------------------------------------- . } . } . . #[stable(feature = "rust1", since = "1.0.0")] . impl<'a, K: 'a, V: 'a> Iterator for Iter<'a, K, V> { . type Item = (&'a K, &'a V); . . fn next(&mut self) -> Option<(&'a K, &'a V)> { 2,197 ( 0.00%) if self.length == 0 { . None . } else { 1,448 ( 0.00%) self.length -= 1; . Some(unsafe { self.range.next_unchecked() }) . } . } . . fn size_hint(&self) -> (usize, Option) { . (self.length, Some(self.length)) . } . -- line 1747 ---------------------------------------- -- line 1878 ---------------------------------------- . #[stable(feature = "rust1", since = "1.0.0")] . impl IntoIterator for BTreeMap { . type Item = (K, V); . type IntoIter = IntoIter; . . /// Gets an owning iterator over the entries of the map, sorted by key. . fn into_iter(self) -> IntoIter { . let mut me = ManuallyDrop::new(self); 10 ( 0.00%) if let Some(root) = me.root.take() { . let full_range = root.into_dying().full_range(); . 14 ( 0.00%) IntoIter { . range: full_range, . length: me.length, . alloc: unsafe { ManuallyDrop::take(&mut me.alloc) }, . } . } else { . IntoIter { . range: LazyLeafRange::none(), . length: 0, -- line 1897 ---------------------------------------- -- line 1912 ---------------------------------------- . // don't have to care about panics this time (they'll abort). . while let Some(kv) = self.0.dying_next() { . // SAFETY: we consume the dying handle immediately. . unsafe { kv.drop_key_val() }; . } . } . } . 5,203 ( 0.00%) while let Some(kv) = self.dying_next() { 27 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/map.rs:>::dying_next (1x) . let guard = DropGuard(self); . // SAFETY: we don't touch the tree before consuming the dying handle. . unsafe { kv.drop_key_val() }; . mem::forget(guard); . } . } . } . . impl IntoIter { . /// Core of a `next` method returning a dying KV handle, . /// invalidated by further calls to this function and some others. 5,968 ( 0.00%) fn dying_next( . &mut self, . ) -> Option, marker::KV>> { 2,238 ( 0.00%) if self.length == 0 { . self.range.deallocating_end(self.alloc.clone()); 5 ( 0.00%) None . } else { 1,482 ( 0.00%) self.length -= 1; 2,964 ( 0.00%) Some(unsafe { self.range.deallocating_next_unchecked(self.alloc.clone()) }) . } 5,968 ( 0.00%) } . . /// Core of a `next_back` method returning a dying KV handle, . /// invalidated by further calls to this function and some others. . fn dying_next_back( . &mut self, . ) -> Option, marker::KV>> { . if self.length == 0 { . self.range.deallocating_end(self.alloc.clone()); -- line 1950 ---------------------------------------- -- line 1957 ---------------------------------------- . } . . #[stable(feature = "rust1", since = "1.0.0")] . impl Iterator for IntoIter { . type Item = (K, V); . . fn next(&mut self) -> Option<(K, V)> { . // SAFETY: we consume the dying handle immediately. 3 ( 0.00%) self.dying_next().map(unsafe { |kv| kv.into_key_val() }) 27 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/collections/btree/map.rs:>::dying_next (1x) . } . . fn size_hint(&self) -> (usize, Option) { . (self.length, Some(self.length)) . } . } . . #[stable(feature = "rust1", since = "1.0.0")] -- line 1973 ---------------------------------------- -- line 2062 ---------------------------------------- . Keys { inner: Default::default() } . } . } . . #[stable(feature = "rust1", since = "1.0.0")] . impl<'a, K, V> Iterator for Values<'a, K, V> { . type Item = &'a V; . 725 ( 0.00%) fn next(&mut self) -> Option<&'a V> { . self.inner.next().map(|(_, v)| v) 1,450 ( 0.00%) } . . fn size_hint(&self) -> (usize, Option) { . self.inner.size_hint() . } . . fn last(mut self) -> Option<&'a V> { . self.next_back() . } -- line 2080 ---------------------------------------- -- line 2696 ---------------------------------------- . /// println!("{key}: {value}"); . /// } . /// . /// let (first_key, first_value) = map.iter().next().unwrap(); . /// assert_eq!((*first_key, *first_value), (1, "a")); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . pub fn iter(&self) -> Iter<'_, K, V> { 10 ( 0.00%) if let Some(root) = &self.root { . let full_range = root.reborrow().full_range(); . . Iter { range: full_range, length: self.length } . } else { . Iter { range: LazyLeafRange::none(), length: 0 } . } . } . -- line 2712 ---------------------------------------- 1,215 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs -------------------------------------------------------------------------------- Ir -- line 378 ---------------------------------------- . /// . /// For more details, see the equivalent method on a raw pointer, [`pointer::map_addr`]. . /// . /// This is a [Strict Provenance][crate::ptr#strict-provenance] API. . #[must_use] . #[inline] . #[stable(feature = "strict_provenance", since = "1.84.0")] . pub fn map_addr(self, f: impl FnOnce(NonZero) -> NonZero) -> Self { 4,074 ( 0.00%) self.with_addr(f(self.addr())) . } . . /// Acquires the underlying `*mut` pointer. . /// . /// # Examples . /// . /// ``` . /// use std::ptr::NonNull; -- line 394 ---------------------------------------- -- line 446 ---------------------------------------- . #[stable(feature = "nonnull", since = "1.25.0")] . #[rustc_const_stable(feature = "const_nonnull_as_ref", since = "1.73.0")] . #[must_use] . #[inline(always)] . pub const unsafe fn as_ref<'a>(&self) -> &'a T { . // SAFETY: the caller must guarantee that `self` meets all the . // requirements for a reference. . // `cast_const` avoids a mutable raw pointer deref. 402,242 ( 0.02%) unsafe { &*self.as_ptr().cast_const() } . } . . /// Returns a unique reference to the value. If the value may be uninitialized, [`as_uninit_mut`] . /// must be used instead. . /// . /// For the shared counterpart see [`as_ref`]. . /// . /// [`as_uninit_mut`]: NonNull::as_uninit_mut -- line 462 ---------------------------------------- -- line 564 ---------------------------------------- . pub const unsafe fn offset(self, count: isize) -> Self . where . T: Sized, . { . // SAFETY: the caller must uphold the safety contract for `offset`. . // Additionally safety contract of `offset` guarantees that the resulting pointer is . // pointing to an allocation, there can't be an allocation at null, thus it's safe to . // construct `NonNull`. 61 ( 0.00%) unsafe { transmute(intrinsics::offset(self.as_ptr(), count)) } . } . . /// Calculates the offset from a pointer in bytes. . /// . /// `count` is in units of **bytes**. . /// . /// This is purely a convenience for casting to a `u8` pointer and . /// using [offset][pointer::offset] on it. See that method for documentation -- line 580 ---------------------------------------- -- line 619 ---------------------------------------- . pub const unsafe fn add(self, count: usize) -> Self . where . T: Sized, . { . // SAFETY: the caller must uphold the safety contract for `offset`. . // Additionally safety contract of `offset` guarantees that the resulting pointer is . // pointing to an allocation, there can't be an allocation at null, thus it's safe to . // construct `NonNull`. 402,978 ( 0.02%) unsafe { transmute(intrinsics::offset(self.as_ptr(), count)) } . } . . /// Calculates the offset from a pointer in bytes (convenience for `.byte_offset(count as isize)`). . /// . /// `count` is in units of bytes. . /// . /// This is purely a convenience for casting to a `u8` pointer and . /// using [`add`][NonNull::add] on it. See that method for documentation -- line 635 ---------------------------------------- -- line 1655 ---------------------------------------- . #[stable(feature = "nonnull", since = "1.25.0")] . impl Eq for NonNull {} . . #[stable(feature = "nonnull", since = "1.25.0")] . impl PartialEq for NonNull { . #[inline] . #[allow(ambiguous_wide_pointer_comparisons)] . fn eq(&self, other: &Self) -> bool { 3,471,707 ( 0.14%) self.as_ptr() == other.as_ptr() . } . } . . #[stable(feature = "nonnull", since = "1.25.0")] . impl Ord for NonNull { . #[inline] . #[allow(ambiguous_wide_pointer_comparisons)] . fn cmp(&self, other: &Self) -> Ordering { -- line 1671 ---------------------------------------- 68,195 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/alloc.rs -------------------------------------------------------------------------------- Ir -- line 114 ---------------------------------------- . #[stable(feature = "global_alloc", since = "1.28.0")] . #[must_use = "losing the pointer will leak memory"] . #[inline] . #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces . pub unsafe fn alloc(layout: Layout) -> *mut u8 { . unsafe { . // Make sure we don't accidentally allow omitting the allocator shim in . // stable code until it is actually stabilized. 8,721 ( 0.00%) __rust_no_alloc_shim_is_unstable_v2(); 3 ( 0.00%) => ???:std::exception::~exception() (3x) . 99,599 ( 0.00%) __rust_alloc(layout.size(), layout.alignment()) 80 ( 0.00%) => ???:__rustc::__rust_alloc (1x) . } . } . . /// Deallocates memory with the global allocator. . /// . /// This function forwards calls to the [`GlobalAlloc::dealloc`] method . /// of the allocator registered with the `#[global_allocator]` attribute . /// if there is one, or the `std` crate’s default. -- line 132 ---------------------------------------- -- line 161 ---------------------------------------- . pub unsafe fn dealloc(ptr: *mut u8, layout: Layout) { . unsafe { dealloc_nonnull(NonNull::new_unchecked(ptr), layout) } . } . . /// Same as [`dealloc`] but when you already have a non-null pointer . #[inline] . #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces . unsafe fn dealloc_nonnull(ptr: NonNull, layout: Layout) { 104,236 ( 0.00%) unsafe { __rust_dealloc(ptr, layout.size(), layout.alignment()) } 1,098 ( 0.00%) => ???:__rustc::__rdl_dealloc (2x) . } . . /// Reallocates memory with the global allocator. . /// . /// This function forwards calls to the [`GlobalAlloc::realloc`] method . /// of the allocator registered with the `#[global_allocator]` attribute . /// if there is one, or the `std` crate’s default. . /// -- line 177 ---------------------------------------- -- line 214 ---------------------------------------- . pub unsafe fn realloc(ptr: *mut u8, layout: Layout, new_size: usize) -> *mut u8 { . unsafe { realloc_nonnull(NonNull::new_unchecked(ptr), layout, new_size) } . } . . /// Same as [`realloc`] but when you already have a non-null pointer . #[inline] . #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces . unsafe fn realloc_nonnull(ptr: NonNull, layout: Layout, new_size: usize) -> *mut u8 { 6,486 ( 0.00%) unsafe { __rust_realloc(ptr, layout.size(), layout.alignment(), new_size) } 333,823 ( 0.01%) => ???:__rustc::__rust_realloc (1,270x) . } . . /// Allocates zero-initialized memory with the global allocator. . /// . /// This function forwards calls to the [`GlobalAlloc::alloc_zeroed`] method . /// of the allocator registered with the `#[global_allocator]` attribute . /// if there is one, or the `std` crate’s default. . /// -- line 230 ---------------------------------------- -- line 276 ---------------------------------------- . #[inline] . #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces . pub unsafe fn alloc_zeroed(layout: Layout) -> *mut u8 { . unsafe { . // Make sure we don't accidentally allow omitting the allocator shim in . // stable code until it is actually stabilized. . __rust_no_alloc_shim_is_unstable_v2(); . 68 ( 0.00%) __rust_alloc_zeroed(layout.size(), layout.alignment()) 1,530 ( 0.00%) => ???:__rustc::__rust_alloc_zeroed (17x) . } . } . . impl Global { . #[inline] . #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces . fn alloc_impl_runtime(layout: Layout, zeroed: bool) -> Result, AllocError> { 22,562 ( 0.00%) match layout.size() { . 0 => Ok(layout.dangling_ptr().cast_slice(0)), . // SAFETY: `layout` is non-zero in size, . size => unsafe { 11,288 ( 0.00%) let raw_ptr = if zeroed { alloc_zeroed(layout) } else { alloc(layout) }; 11,279 ( 0.00%) => ???:std::exception::~exception() (11,279x) . let ptr = NonNull::new(raw_ptr).ok_or(AllocError)?; . Ok(ptr.cast_slice(size)) . }, . } . } . . #[inline] . #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces . fn deallocate_impl_runtime(ptr: NonNull, layout: Layout) { 12,882 ( 0.00%) if layout.size() != 0 { . // SAFETY: . // * We have checked that `layout` is non-zero in size. . // * The caller is obligated to provide a layout that "fits", and in this case, . // "fit" always means a layout that is equal to the original, because our . // `allocate()`, `grow()`, and `shrink()` implementations never returns a larger . // allocation than requested. . // * Other conditions must be upheld by the caller, as per `Allocator::deallocate()`'s . // safety documentation. -- line 314 ---------------------------------------- 49,093 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs -------------------------------------------------------------------------------- Ir -- line 15 ---------------------------------------- . use clippy_utils::visitors::for_each_expr_without_closures; . use clippy_utils::{is_entrypoint_fn, return_ty, trait_ref_of_method}; . use rustc_span::Symbol; . . use core::ops::ControlFlow; . . use super::{DOUBLE_MUST_USE, MUST_USE_CANDIDATE, MUST_USE_UNIT}; . 13,518 ( 0.00%) pub(super) fn check_item<'tcx>(cx: &LateContext<'tcx>, item: &'tcx hir::Item<'_>) { 10,096 ( 0.00%) let attrs = cx.tcx.hir_attrs(item.hir_id()); 86,546 ( 0.00%) => ???:::hir_attrs (1,502x) 13,088 ( 0.00%) let attr = find_attr!(cx.tcx, item.hir_id(), MustUse { span, reason } => (span, reason)); 88,466 ( 0.00%) => ???:>::get_attrs (1,502x) 4,484 ( 0.00%) if let hir::ItemKind::Fn { . ref sig, . body: ref body_id, 22 ( 0.00%) ident, . .. . } = item.kind . { 88 ( 0.00%) let is_public = cx.effective_visibilities.is_exported(item.owner_id.def_id); 1,074 ( 0.00%) => ???:::is_exported (22x) 66 ( 0.00%) let fn_header_span = item.span.with_hi(sig.decl.output.span().hi()); 44 ( 0.00%) if let Some((attr_span, reason)) = attr { . check_needless_must_use( . cx, . sig.decl, . item.owner_id, . item.span, . fn_header_span, . *attr_span, . *reason, . attrs, . sig, . ); 82 ( 0.00%) } else if is_public && !is_proc_macro(attrs) && !find_attr!(attrs, NoMangle(..)) { 78 ( 0.00%) check_must_use_candidate( 213,256 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::check_must_use_candidate (6x) . cx, . sig.decl, 30 ( 0.00%) cx.tcx.hir_body(*body_id), 372 ( 0.00%) => ???:::hir_body (6x) . item.span, . ident.span, . item.owner_id, . "this function could have a `#[must_use]` attribute", . ); . } . } 12,016 ( 0.00%) } . . pub(super) fn check_impl_item<'tcx>(cx: &LateContext<'tcx>, item: &'tcx hir::ImplItem<'_>) { 9,153 ( 0.00%) if let hir::ImplItemKind::Fn(ref sig, ref body_id) = item.kind { 10,584 ( 0.00%) let is_public = cx.effective_visibilities.is_exported(item.owner_id.def_id); 150,567 ( 0.01%) => ???:::is_exported (2,646x) 5,292 ( 0.00%) let fn_header_span = item.span.with_hi(sig.decl.output.span().hi()); 23,814 ( 0.00%) let attrs = cx.tcx.hir_attrs(item.hir_id()); 163,731 ( 0.01%) => ???:::hir_attrs (2,646x) 13,474 ( 0.00%) let attr = find_attr!(cx.tcx, item.hir_id(), MustUse { span, reason } => (span, reason)); 167,784 ( 0.01%) => ???:>::get_attrs (2,646x) . if let Some((attr_span, reason)) = attr { . check_needless_must_use( . cx, . sig.decl, . item.owner_id, . item.span, . fn_header_span, . *attr_span, . *reason, . attrs, . sig, . ); 19,982 ( 0.00%) } else if is_public && !is_proc_macro(attrs) && trait_ref_of_method(cx, item.owner_id).is_none() { 255,415 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::trait_ref_of_method (1,688x) 481 ( 0.00%) check_must_use_candidate( 4,160,896 ( 0.16%) => site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::check_must_use_candidate (37x) . cx, . sig.decl, 148 ( 0.00%) cx.tcx.hir_body(*body_id), 2,357 ( 0.00%) => ???:::hir_body (37x) . item.span, 74 ( 0.00%) item.ident.span, . item.owner_id, . "this method could have a `#[must_use]` attribute", . ); . } . } 3,051 ( 0.00%) } . . pub(super) fn check_trait_item<'tcx>(cx: &LateContext<'tcx>, item: &'tcx hir::TraitItem<'_>) { 549 ( 0.00%) if let hir::TraitItemKind::Fn(ref sig, ref eid) = item.kind { 592 ( 0.00%) let is_public = cx.effective_visibilities.is_exported(item.owner_id.def_id); 8,436 ( 0.00%) => ???:::is_exported (148x) 296 ( 0.00%) let fn_header_span = item.span.with_hi(sig.decl.output.span().hi()); . 1,332 ( 0.00%) let attrs = cx.tcx.hir_attrs(item.hir_id()); 9,240 ( 0.00%) => ???:::hir_attrs (148x) 3,938 ( 0.00%) let attr = find_attr!(cx.tcx, item.hir_id(), MustUse { span, reason } => (span, reason)); 9,534 ( 0.00%) => ???:>::get_attrs (148x) . if let Some((attr_span, reason)) = attr { . check_needless_must_use( . cx, . sig.decl, . item.owner_id, . item.span, . fn_header_span, . *attr_span, . *reason, . attrs, . sig, . ); 708 ( 0.00%) } else if let hir::TraitFn::Provided(eid) = *eid { 116 ( 0.00%) let body = cx.tcx.hir_body(eid); 3,722 ( 0.00%) => ???:::hir_body (58x) 116 ( 0.00%) if attr.is_none() && is_public && !is_proc_macro(attrs) { 754 ( 0.00%) check_must_use_candidate( 2,017,142 ( 0.08%) => site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::check_must_use_candidate (58x) . cx, . sig.decl, . body, . item.span, 116 ( 0.00%) item.ident.span, . item.owner_id, . "this method could have a `#[must_use]` attribute", . ); . } . } . } 183 ( 0.00%) } . . // FIXME: needs to be an EARLY LINT. all attribute lints should be . #[expect(clippy::too_many_arguments)] . fn check_needless_must_use( . cx: &LateContext<'_>, . decl: &hir::FnDecl<'_>, . item_id: hir::OwnerId, . item_span: Span, -- line 135 ---------------------------------------- -- line 199 ---------------------------------------- . diag.span_help(attr_span, "remove `must_use`"); . } . diag.note("alternatively, you may add an explicit reason to the `must_use` attribute"); . }, . ); . } . } . 1,414 ( 0.00%) fn check_must_use_candidate<'tcx>( . cx: &LateContext<'tcx>, . decl: &'tcx hir::FnDecl<'_>, . body: &'tcx hir::Body<'_>, . item_span: Span, . ident_span: Span, . item_id: hir::OwnerId, . msg: &'static str, . ) { 303 ( 0.00%) if has_mutable_arg(cx, body) 108 ( 0.00%) || mutates_static(cx, body) 144 ( 0.00%) || item_span.in_external_macro(cx.sess().source_map()) . || returns_unit(decl) 180 ( 0.00%) || !cx.effective_visibilities.is_exported(item_id.def_id) 2,052 ( 0.00%) => ???:::is_exported (36x) 288 ( 0.00%) || opt_must_use_path(cx, return_ty(cx, item_id)).is_some() 1,449,052 ( 0.06%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::opt_must_use_path (36x) 6,010 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::return_ty (36x) . || item_span.from_expansion() 96 ( 0.00%) || is_entrypoint_fn(cx, item_id.def_id.to_def_id()) 1,913 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_entrypoint_fn (16x) . { . return; . } 176 ( 0.00%) span_lint_and_then(cx, MUST_USE_CANDIDATE, ident_span, msg, |diag| { 18,833 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_utils::diagnostics::span_lint_and_then:: (16x) . let indent = snippet_indent(cx, item_span).unwrap_or_default(); . diag.span_suggestion( . item_span.shrink_to_lo(), . "add the attribute", . format!("#[must_use]\n{indent}"), . Applicability::MachineApplicable, . ); . }); 808 ( 0.00%) } . . fn returns_unit(decl: &hir::FnDecl<'_>) -> bool { . match decl.output { . hir::FnRetTy::DefaultReturn(_) => true, 180 ( 0.00%) hir::FnRetTy::Return(ty) => match ty.kind { . hir::TyKind::Tup(tys) => tys.is_empty(), . hir::TyKind::Never => true, . _ => false, . }, . } . } . . fn has_mutable_arg(cx: &LateContext<'_>, body: &hir::Body<'_>) -> bool { . let mut tys = DefIdSet::default(); . body.params.iter().any(|param| is_mutable_pat(cx, param.pat, &mut tys)) . } . . fn is_mutable_pat(cx: &LateContext<'_>, pat: &hir::Pat<'_>, tys: &mut DefIdSet) -> bool { 218 ( 0.00%) if let hir::PatKind::Wild = pat.kind { . return false; // ignore `_` patterns . } 654 ( 0.00%) if cx.tcx.has_typeck_results(pat.hir_id.owner.def_id) { 25,711 ( 0.00%) => ???:::has_typeck_results (109x) 981 ( 0.00%) is_mutable_ty(cx, cx.tcx.typeck(pat.hir_id.owner.def_id).pat_ty(pat), tys) 2,576,108 ( 0.10%) => site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::is_mutable_ty (109x) 1,946,879 ( 0.08%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/query/plumbing.rs:::typeck:: (109x) 4,360 ( 0.00%) => ???:::pat_ty (109x) . } else { . false . } . } . 1,470 ( 0.00%) fn is_mutable_ty<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>, tys: &mut DefIdSet) -> bool { 1,300 ( 0.00%) match *ty.kind() { . // primitive types are never mutable . ty::Bool | ty::Char | ty::Int(_) | ty::Uint(_) | ty::Float(_) | ty::Str => false, 62 ( 0.00%) ty::Adt(adt, args) => { 310 ( 0.00%) tys.insert(adt.did()) && !ty.is_freeze(cx.tcx, cx.typing_env()) 2,869,629 ( 0.11%) => ???:::is_freeze (31x) 651 ( 0.00%) => ???:::typing_env (31x) 145 ( 0.00%) || matches!(cx.tcx.get_diagnostic_name(adt.did()), Some(sym::Rc | sym::Arc)) 2,112 ( 0.00%) => ???:::get_diagnostic_name (29x) . && args.types().any(|ty| is_mutable_ty(cx, ty, tys)) . }, . ty::Tuple(args) => args.iter().any(|ty| is_mutable_ty(cx, ty, tys)), 21 ( 0.00%) ty::Array(ty, _) | ty::Slice(ty) => is_mutable_ty(cx, ty, tys), 288 ( 0.00%) ty::RawPtr(ty, mutbl) | ty::Ref(_, ty, mutbl) => mutbl == hir::Mutability::Mut || is_mutable_ty(cx, ty, tys), . // calling something constitutes a side effect, so return true on all callables . // also never calls need not be used, so return true for them, too . _ => true, . } 1,176 ( 0.00%) } . . fn is_mutated_static(e: &hir::Expr<'_>) -> bool { . use hir::ExprKind::{Field, Index, Path}; . . match e.kind { . Path(QPath::Resolved(_, path)) => !matches!(path.res, Res::Local(_)), . Path(_) => true, . Field(inner, _) | Index(inner, _, _) => is_mutated_static(inner), -- line 289 ---------------------------------------- -- line 290 ---------------------------------------- . _ => false, . } . } . . fn mutates_static<'tcx>(cx: &LateContext<'tcx>, body: &'tcx hir::Body<'_>) -> bool { . for_each_expr_without_closures(body.value, |e| { . use hir::ExprKind::{AddrOf, Assign, AssignOp, Call, MethodCall}; . 1,863 ( 0.00%) match e.kind { 81 ( 0.00%) Call(_, args) => { . let mut tys = DefIdSet::default(); . for arg in args { 170 ( 0.00%) if cx.tcx.has_typeck_results(arg.hir_id.owner.def_id) 8,426 ( 0.00%) => ???:::has_typeck_results (34x) 408 ( 0.00%) && is_mutable_ty(cx, cx.tcx.typeck(arg.hir_id.owner.def_id).expr_ty(arg), &mut tys) 273,950 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::is_mutable_ty (34x) 5,038 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/query/plumbing.rs:::typeck:: (34x) 1,360 ( 0.00%) => ???:::expr_ty (34x) . && is_mutated_static(arg) . { . return ControlFlow::Break(()); . } . tys.clear(); . } . ControlFlow::Continue(()) . }, 16 ( 0.00%) MethodCall(_, receiver, args, _) => { . let mut tys = DefIdSet::default(); . for arg in std::iter::once(receiver).chain(args.iter()) { 20 ( 0.00%) if cx.tcx.has_typeck_results(arg.hir_id.owner.def_id) 966 ( 0.00%) => ???:::has_typeck_results (4x) 52 ( 0.00%) && is_mutable_ty(cx, cx.tcx.typeck(arg.hir_id.owner.def_id).expr_ty(arg), &mut tys) 34,199 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::is_mutable_ty (4x) 580 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/query/plumbing.rs:::typeck:: (4x) 160 ( 0.00%) => ???:::expr_ty (4x) . && is_mutated_static(arg) . { . return ControlFlow::Break(()); . } . tys.clear(); . } . ControlFlow::Continue(()) 4 ( 0.00%) }, . Assign(target, ..) | AssignOp(_, target, _) | AddrOf(_, hir::Mutability::Mut, target) . if is_mutated_static(target) => . { . ControlFlow::Break(()) . }, . _ => ControlFlow::Continue(()), . } . }) -- line 332 ---------------------------------------- 57,934 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/sync/atomic.rs -------------------------------------------------------------------------------- Ir -- line 754 ---------------------------------------- . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_atomic", issue = "160078")] . #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces . pub const fn load(&self, order: Ordering) -> bool { . // SAFETY: any data races are prevented by atomic intrinsics and the raw . // pointer passed in is valid because we got it from a reference. 108,629 ( 0.00%) unsafe { atomic_load(self.v.get().cast::(), order) != 0 } . } . . /// Stores a value into the bool. . /// . /// `store` takes an [`Ordering`] argument which describes the memory ordering . /// of this operation. Possible values are [`SeqCst`], [`Release`] and [`Relaxed`]. . /// . /// # Panics -- line 770 ---------------------------------------- -- line 3970 ---------------------------------------- . . #[inline] . #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces . #[rustc_const_unstable(feature = "const_atomic", issue = "160078")] . const unsafe fn atomic_store(dst: *mut T, val: T, order: Ordering) { . // SAFETY: the caller must uphold the safety contract for `atomic_store`. . unsafe { . match order { 2 ( 0.00%) Relaxed => intrinsics::atomic_store::(dst, val), . Release => intrinsics::atomic_store::(dst, val), . SeqCst => intrinsics::atomic_store::(dst, val), . Acquire => panic!("there is no such thing as an acquire store"), . AcqRel => panic!("there is no such thing as an acquire-release store"), . } . } . } . . #[inline] . #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces . #[rustc_const_unstable(feature = "const_atomic", issue = "160078")] . const unsafe fn atomic_load(dst: *const T, order: Ordering) -> T { . // SAFETY: the caller must uphold the safety contract for `atomic_load`. . unsafe { . match order { 104,695 ( 0.00%) Relaxed => intrinsics::atomic_load::(dst), 162,458 ( 0.01%) Acquire => intrinsics::atomic_load::(dst), 34,060 ( 0.00%) SeqCst => intrinsics::atomic_load::(dst), . Release => panic!("there is no such thing as a release load"), . AcqRel => panic!("there is no such thing as an acquire-release load"), . } . } . } . . #[inline] . #[cfg(target_has_atomic)] -- line 4004 ---------------------------------------- -- line 4005 ---------------------------------------- . #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces . #[rustc_const_unstable(feature = "const_atomic", issue = "160078")] . const unsafe fn atomic_swap(dst: *mut T, val: T, order: Ordering) -> T { . // SAFETY: the caller must uphold the safety contract for `atomic_swap`. . unsafe { . match order { . Relaxed => intrinsics::atomic_xchg::(dst, val), . Acquire => intrinsics::atomic_xchg::(dst, val), 116 ( 0.00%) Release => intrinsics::atomic_xchg::(dst, val), . AcqRel => intrinsics::atomic_xchg::(dst, val), . SeqCst => intrinsics::atomic_xchg::(dst, val), . } . } . } . . /// Returns the previous value (like __sync_fetch_and_add). . #[inline] . #[cfg(target_has_atomic)] . #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces . #[rustc_const_unstable(feature = "const_atomic", issue = "160078")] . const unsafe fn atomic_add(dst: *mut T, val: U, order: Ordering) -> T { . // SAFETY: the caller must uphold the safety contract for `atomic_add`. . unsafe { . match order { 6,586 ( 0.00%) Relaxed => intrinsics::atomic_xadd::(dst, val), . Acquire => intrinsics::atomic_xadd::(dst, val), . Release => intrinsics::atomic_xadd::(dst, val), . AcqRel => intrinsics::atomic_xadd::(dst, val), . SeqCst => intrinsics::atomic_xadd::(dst, val), . } . } . } . -- line 4037 ---------------------------------------- -- line 4041 ---------------------------------------- . #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces . #[rustc_const_unstable(feature = "const_atomic", issue = "160078")] . const unsafe fn atomic_sub(dst: *mut T, val: U, order: Ordering) -> T { . // SAFETY: the caller must uphold the safety contract for `atomic_sub`. . unsafe { . match order { . Relaxed => intrinsics::atomic_xsub::(dst, val), . Acquire => intrinsics::atomic_xsub::(dst, val), 36,279 ( 0.00%) Release => intrinsics::atomic_xsub::(dst, val), . AcqRel => intrinsics::atomic_xsub::(dst, val), . SeqCst => intrinsics::atomic_xsub::(dst, val), . } . } . } . . /// Publicly exposed for stdarch; nobody else should use this. . #[inline] -- line 4057 ---------------------------------------- -- line 4075 ---------------------------------------- . } . (Relaxed, Acquire) => { . intrinsics::atomic_cxchg::(dst, old, new) . } . (Relaxed, SeqCst) => { . intrinsics::atomic_cxchg::(dst, old, new) . } . (Acquire, Relaxed) => { 174 ( 0.00%) intrinsics::atomic_cxchg::(dst, old, new) . } . (Acquire, Acquire) => { . intrinsics::atomic_cxchg::(dst, old, new) . } . (Acquire, SeqCst) => { . intrinsics::atomic_cxchg::(dst, old, new) . } . (Release, Relaxed) => { -- line 4091 ---------------------------------------- 2,726 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/doc/include_in_doc_without_cfg.rs -------------------------------------------------------------------------------- Ir -- line 3 ---------------------------------------- . use rustc_ast::{AttrArgs, AttrKind, AttrStyle, Attribute}; . use rustc_errors::Applicability; . use rustc_lint::EarlyContext; . . use super::DOC_INCLUDE_WITHOUT_CFG; . . pub fn check(cx: &EarlyContext<'_>, attrs: &[Attribute]) { . for attr in attrs { 10,692 ( 0.00%) if !attr.span.from_expansion() 7,268 ( 0.00%) && let AttrKind::Normal(ref normal) = attr.kind 336 ( 0.00%) && attr.doc_str().is_some() 1,706 ( 0.00%) => ???:::doc_str (112x) . && let AttrArgs::Eq { expr: meta, .. } = &normal.item.args . && !attr.span.contains(meta.span) . // Since the `include_str` is already expanded at this point, we can only take the . // whole attribute snippet and then modify for our suggestion. . && let Some(snippet) = snippet_opt(cx, attr.span) . // We cannot remove this because a `#[doc = include_str!("...")]` attribute can occupy . // several lines. . && let Some(start) = snippet.find('[') -- line 21 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/context.rs -------------------------------------------------------------------------------- Ir -- line 1081 ---------------------------------------- . Some(hir::CoroutineKind::Desugared(hir::CoroutineDesugaring::AsyncGen, _)) . ) . } . . pub fn features(self) -> &'tcx rustc_feature::Features { . self.features_query(()) . } . 66,900 ( 0.00%) pub fn def_key(self, id: impl IntoQueryKey) -> rustc_hir::definitions::DefKey { . let id = id.into_query_key(); . // Accessing the DefKey is ok, since it is part of DefPathHash. . if let Some(id) = id.as_local() { . self.definitions_untracked().def_key(id) . } else { 19,482 ( 0.00%) self.cstore_untracked().def_key(id) 486,216 ( 0.02%) => ???:::def_key (6,494x) . } 78,050 ( 0.00%) } . . /// Converts a `DefId` into its fully expanded `DefPath` (every . /// `DefId` is really just an interned `DefPath`). . /// . /// Note that if `id` is not local to this crate, the result will . /// be a non-local `DefPath`. . pub fn def_path(self, id: DefId) -> rustc_hir::definitions::DefPath { . // Accessing the DefPath is ok, since it is part of DefPathHash. -- line 1105 ---------------------------------------- -- line 2224 ---------------------------------------- . pub fn mk_ct_from_kind(self, kind: ty::ConstKind<'tcx>) -> Const<'tcx> { . self.interners.intern_const(kind) . } . . // Avoid this in favour of more specific `Ty::new_*` methods, where possible. . #[allow(rustc::usage_of_ty_tykind)] . #[inline] . pub fn mk_ty_from_kind(self, st: TyKind<'tcx>) -> Ty<'tcx> { 8,964 ( 0.00%) self.interners.intern_ty(st) 8,496 ( 0.00%) => ???:::intern_ty (49x) . } . . pub fn mk_param_from_def(self, param: &ty::GenericParamDef) -> GenericArg<'tcx> { . match param.kind { . GenericParamDefKind::Lifetime => { . ty::Region::new_early_param(self, param.to_early_bound_region_data()).into() . } . GenericParamDefKind::Type { .. } => Ty::new_param(self, param.index, param.name).into(), -- line 2240 ---------------------------------------- -- line 2420 ---------------------------------------- . T::collect_and_apply(iter, |xs| self.mk_predefined_opaques_in_body(xs)) . } . . pub fn mk_clauses_from_iter(self, iter: I) -> T::Output . where . I: Iterator, . T: CollectAndApply, Clauses<'tcx>>, . { 33 ( 0.00%) T::collect_and_apply(iter, |xs| self.mk_clauses(xs)) 72 ( 0.00%) => ???:::mk_clauses (3x) . } . . pub fn mk_type_list_from_iter(self, iter: I) -> T::Output . where . I: Iterator, . T: CollectAndApply, &'tcx List>>, . { . T::collect_and_apply(iter, |xs| self.mk_type_list(xs)) . } . . pub fn mk_args_from_iter(self, iter: I) -> T::Output . where . I: Iterator, . T: CollectAndApply, ty::GenericArgsRef<'tcx>>, . { 1,655 ( 0.00%) T::collect_and_apply(iter, |xs| self.mk_args(xs)) 4,194 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_type_ir/src/interner.rs:>>::collect_and_apply::, alloc::vec::into_iter::IntoIter>, >::into>, ::mk_args_from_iter, alloc::vec::into_iter::IntoIter>, >::into>, rustc_middle::ty::generic_args::GenericArg>::{closure#0}> (33x) . } . . pub fn mk_canonical_var_infos_from_iter(self, iter: I) -> T::Output . where . I: Iterator, . T: CollectAndApply, &'tcx List>>, . { . T::collect_and_apply(iter, |xs| self.mk_canonical_var_kinds(xs)) -- line 2452 ---------------------------------------- -- line 2493 ---------------------------------------- . >, . { . T::collect_and_apply(iter, |xs| self.mk_outlives(xs)) . } . . /// Emit a lint at `span` from a lint struct (some type that implements `Diagnostic`, . /// typically generated by `#[derive(Diagnostic)]`). . #[track_caller] 24 ( 0.00%) pub fn emit_node_span_lint( . self, . lint: &'static Lint, . hir_id: HirId, . span: impl Into, . decorator: impl for<'a> Diagnostic<'a, ()>, . ) { 3,314 ( 0.00%) let level_spec = self.lint_level_spec_at_node(lint, hir_id); 912 ( 0.00%) => ???:::lint_level_spec_at_node (2x) 5,528 ( 0.00%) emit_lint_base(self.sess, lint, level_spec, Some(span.into()), decorator) 492 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/lint.rs:rustc_middle::lint::emit_lint_base::::{closure#0}>, rustc_middle::lint::LevelSpec> (2x) 16 ( 0.00%) } . . /// Find the appropriate span where `use` and outer attributes can be inserted at. . pub fn crate_level_attribute_injection_span(self) -> Span { . let node = self.hir_node(hir::CRATE_HIR_ID); . let hir::Node::Crate(m) = node else { bug!() }; . m.spans.inject_use_span.shrink_to_lo() . } . -- line 2518 ---------------------------------------- -- line 2680 ---------------------------------------- . let def_id = def_id.into_query_key(); . match self.def_kind(def_id) { . DefKind::Fn | DefKind::AssocFn => self.intrinsic_raw(def_id), . _ => None, . } . } . . pub fn next_trait_solver_globally(self) -> bool { 940 ( 0.00%) self.sess.opts.unstable_opts.next_solver.globally . } . . pub fn next_trait_solver_in_coherence(self) -> bool { . self.sess.opts.unstable_opts.next_solver.coherence . } . . pub fn disable_trait_solver_fast_paths(self) -> bool { . self.sess.opts.unstable_opts.disable_fast_paths -- line 2696 ---------------------------------------- 40,496 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/entry.rs -------------------------------------------------------------------------------- Ir -- line 58 ---------------------------------------- . perf, . "use of `contains_key` followed by `insert` on a `HashMap` or `BTreeMap`" . } . . declare_lint_pass!(HashMapPass => [MAP_ENTRY]); . . impl<'tcx> LateLintPass<'tcx> for HashMapPass { . #[expect(clippy::too_many_lines)] 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 88,800 ( 0.00%) if expr.span.from_expansion() { . return; . } . . let Some(higher::If { . cond: cond_expr, . then: then_expr, . r#else: else_expr, . }) = higher::If::hir(expr) -- line 75 ---------------------------------------- -- line 123 ---------------------------------------- . ), . }; . Some(format!( . "if let {}::{entry_kind} = {map_str}.entry({key_str}) {then_str} else {else_str}", . map_ty.entry_path(), . )) . } else { . // if .. { insert } else { insert } 3 ( 0.00%) let ((then_str, then_entry), (else_str, else_entry)) = if contains_expr.negated { . ( . then_search.snippet_vacant(cx, then_expr.span, &mut app), . else_search.snippet_occupied(cx, else_expr.span, &mut app), . ) . } else { . ( . then_search.snippet_occupied(cx, then_expr.span, &mut app), . else_search.snippet_vacant(cx, else_expr.span, &mut app), -- line 139 ---------------------------------------- -- line 205 ---------------------------------------- . lint_msg, . None, . format!( . "consider using the `Entry` API: https://doc.rust-lang.org/std/collections/struct.{}.html#entry-api", . map_ty.name() . ), . ); . } 355,200 ( 0.01%) } . } . . #[derive(Clone, Copy)] . enum MapType { . Hash, . BTree, . } . impl MapType { -- line 221 ---------------------------------------- -- line 255 ---------------------------------------- . } . . /// Inspect the given expression and return details about the `contains_key` check. . /// . /// If the given expression is not a `contains_key` check against a `BTreeMap` or a `HashMap`, . /// return `None`. . fn try_parse_contains<'tcx>(cx: &LateContext<'_>, expr: &'tcx Expr<'_>) -> Option<(MapType, ContainsExpr<'tcx>)> { . let mut negated = false; 149 ( 0.00%) let expr = peel_hir_expr_while(expr, |e| match e.kind { 1 ( 0.00%) ExprKind::Unary(UnOp::Not, e) => { . negated = !negated; . Some(e) . }, . _ => None, . }); . 145 ( 0.00%) if let ExprKind::MethodCall(_, map, [arg], _) = expr.kind . && let Expr { . kind: ExprKind::AddrOf(_, _, key), . span: key_span, . .. . } = arg . && key_span.eq_ctxt(expr.span) . { . let id = cx.typeck_results().type_dependent_def_id(expr.hir_id)?; -- line 279 ---------------------------------------- 50 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/swap.rs -------------------------------------------------------------------------------- Ir -- line 72 ---------------------------------------- . pub MANUAL_SWAP, . complexity, . "manual swap of two variables" . } . . declare_lint_pass!(Swap => [ALMOST_SWAPPED, MANUAL_SWAP]); . . impl<'tcx> LateLintPass<'tcx> for Swap { 39,040 ( 0.00%) fn check_block(&mut self, cx: &LateContext<'tcx>, block: &'tcx Block<'_>) { . check_manual_swap(cx, block); . check_suspicious_swap(cx, block); . check_xor_swap(cx, block); 31,232 ( 0.00%) } . } . . #[expect(clippy::too_many_arguments)] . fn generate_swap_warning<'tcx>( . block: &'tcx Block<'tcx>, . cx: &LateContext<'tcx>, . e1: &'tcx Expr<'tcx>, . e2: &'tcx Expr<'tcx>, -- line 92 ---------------------------------------- -- line 163 ---------------------------------------- . diag.note(format!("or maybe you should use `{sugg}::mem::replace`?")); . } . }, . ); . } . . /// Implementation of the `MANUAL_SWAP` lint. . fn check_manual_swap<'tcx>(cx: &LateContext<'tcx>, block: &'tcx Block<'tcx>) { 11,712 ( 0.00%) if is_in_const_context(cx) { 1,382,639 ( 0.05%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (3,904x) . return; . } . . for [s1, s2, s3] in block.stmts.array_windows::<3>() { 2,001 ( 0.00%) if let StmtKind::Let(tmp) = s1.kind . // let t = foo(); 609 ( 0.00%) && let Some(tmp_init) = tmp.init 985 ( 0.00%) && let PatKind::Binding(.., ident, None) = tmp.pat.kind . . // foo() = bar(); 419 ( 0.00%) && let StmtKind::Semi(first) = s2.kind 50 ( 0.00%) && let ExprKind::Assign(lhs1, rhs1, _) = first.kind . . // bar() = t; 3 ( 0.00%) && let StmtKind::Semi(second) = s3.kind 3 ( 0.00%) && let ExprKind::Assign(lhs2, rhs2, _) = second.kind 2 ( 0.00%) && let ExprKind::Path(QPath::Resolved(None, rhs2_path)) = rhs2.kind . && rhs2_path.segments.len() == 1 . . && ident.name == rhs2_path.segments[0].ident.name . . && let ctxt = s1.span.ctxt() . && s2.span.ctxt() == ctxt . && s3.span.ctxt() == ctxt . && first.span.ctxt() == ctxt -- line 196 ---------------------------------------- -- line 203 ---------------------------------------- . generate_swap_warning(block, cx, lhs1, lhs2, rhs1, rhs2, span, false); . } . } . } . . /// Implementation of the `ALMOST_SWAPPED` lint. . fn check_suspicious_swap(cx: &LateContext<'_>, block: &Block<'_>) { . for [first, second] in block.stmts.array_windows() { 3,097 ( 0.00%) if let Some((lhs0, rhs0)) = parse(first) 1,366 ( 0.00%) && let Some((lhs1, rhs1)) = parse(second) 196 ( 0.00%) && let ctxt = first.span.ctxt() 392 ( 0.00%) && ctxt == second.span.ctxt() 784 ( 0.00%) && !ctxt.in_external_macro(cx.sess().source_map()) 39,709 ( 0.00%) => ???:::in_external_macro (196x) 948 ( 0.00%) && is_same(cx, ctxt, lhs0, rhs1) 15,477 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/swap.rs:clippy_lints::swap::is_same (158x) . && is_same(cx, ctxt, lhs1, rhs0) . && !is_same(cx, ctxt, lhs1, rhs1) // Ignore a = b; a = a (#10421) . && let Some(lhs_sugg) = match &lhs0 { . ExprOrIdent::Expr(expr) => Sugg::hir_opt(cx, expr), . ExprOrIdent::Ident(ident) => Some(Sugg::NonParen(ident.as_str().into())), . } . && let Some(rhs_sugg) = Sugg::hir_opt(cx, rhs0) . { -- line 224 ---------------------------------------- -- line 239 ---------------------------------------- . diag.note(format!("or maybe you should use `{sugg}::mem::replace`?")); . }, . ); . } . } . } . . fn is_same(cx: &LateContext<'_>, ctxt: SyntaxContext, lhs: ExprOrIdent<'_>, rhs: &Expr<'_>) -> bool { 316 ( 0.00%) match lhs { 6 ( 0.00%) ExprOrIdent::Expr(expr) => eq_expr_value(cx, ctxt, expr, rhs), 14,499 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::eq_expr_value (3x) . ExprOrIdent::Ident(ident) => { 325 ( 0.00%) if let ExprKind::Path(QPath::Resolved(None, path)) = rhs.kind 9 ( 0.00%) && let [segment] = &path.segments . && segment.ident == ident . { . true . } else { . false . } . }, . } 155 ( 0.00%) } . . #[derive(Debug, Clone, Copy)] . enum ExprOrIdent<'a> { . Expr(&'a Expr<'a>), . Ident(Ident), . } . . fn parse<'a, 'hir>(stmt: &'a Stmt<'hir>) -> Option<(ExprOrIdent<'hir>, &'a Expr<'hir>)> { 4,112 ( 0.00%) if let StmtKind::Semi(expr) = stmt.kind { 667 ( 0.00%) if let ExprKind::Assign(lhs, rhs, _) = expr.kind { . return Some((ExprOrIdent::Expr(lhs), rhs)); . } . } else if let StmtKind::Let(expr) = stmt.kind 1,956 ( 0.00%) && let Some(rhs) = expr.init 3,564 ( 0.00%) && let PatKind::Binding(_, _, ident_l, _) = expr.pat.kind . { . return Some((ExprOrIdent::Ident(ident_l), rhs)); . } . None . } . . /// Implementation of the xor case for `MANUAL_SWAP` lint. . fn check_xor_swap<'tcx>(cx: &LateContext<'tcx>, block: &'tcx Block<'tcx>) { . for [s1, s2, s3] in block.stmts.array_windows::<3>() { 473 ( 0.00%) let ctxt = s1.span.ctxt(); 113 ( 0.00%) if let Some((lhs0, rhs0)) = extract_sides_of_xor_assign(s1, ctxt) . && let Some((lhs1, rhs1)) = extract_sides_of_xor_assign(s2, ctxt) . && let Some((lhs2, rhs2)) = extract_sides_of_xor_assign(s3, ctxt) . && eq_expr_value(cx, ctxt, lhs0, rhs1) . && eq_expr_value(cx, ctxt, lhs2, rhs1) . && eq_expr_value(cx, ctxt, lhs1, rhs0) . && eq_expr_value(cx, ctxt, lhs1, rhs2) . && s2.span.ctxt() == ctxt . && s3.span.ctxt() == ctxt -- line 294 ---------------------------------------- -- line 299 ---------------------------------------- . } . } . . /// Returns the lhs and rhs of an xor assignment statement. . fn extract_sides_of_xor_assign<'a, 'hir>( . stmt: &'a Stmt<'hir>, . ctxt: SyntaxContext, . ) -> Option<(&'a Expr<'hir>, &'a Expr<'hir>)> { 946 ( 0.00%) if let StmtKind::Semi(expr) = stmt.kind 228 ( 0.00%) && let ExprKind::AssignOp( . Spanned { . node: AssignOpKind::BitXorAssign, . .. . }, . lhs, . rhs, . ) = expr.kind . && expr.span.ctxt() == ctxt -- line 316 ---------------------------------------- 25,724 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/non_canonical_impls.rs -------------------------------------------------------------------------------- Ir -- line 125 ---------------------------------------- . partial_ord_trait: Option, . ord_trait: Option, . clone_trait: Option, . copy_trait: Option, . } . . impl NonCanonicalImpls { . pub(crate) fn new(tcx: TyCtxt<'_>) -> Self { 2 ( 0.00%) let lang_items = tcx.lang_items(); 40 ( 0.00%) => ???:::lang_items (1x) . Self { . partial_ord_trait: lang_items.partial_ord_trait(), 3 ( 0.00%) ord_trait: tcx.get_diagnostic_item(sym::Ord), 106 ( 0.00%) => ???:::get_diagnostic_item (1x) . clone_trait: lang_items.clone_trait(), . copy_trait: lang_items.copy_trait(), . } . } . } . . /// The traits that this lint looks at . enum Trait { . Clone, . PartialOrd, . } . . impl LateLintPass<'_> for NonCanonicalImpls { 10,514 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'_>, item: &Item<'_>) { 4,624 ( 0.00%) if let ItemKind::Impl(impl_) = item.kind . // Both `PartialOrd` and `Clone` have one required method, and `PartialOrd` can have 5 methods in total 1,620 ( 0.00%) && (1..=5).contains(&impl_.items.len()) . && let Some(of_trait) = impl_.of_trait 3,185 ( 0.00%) && let Some(trait_did) = of_trait.trait_ref.trait_def_id() 8,281 ( 0.00%) => ???:::trait_def_id (637x) . // Check this early to hopefully bail out as soon as possible 66 ( 0.00%) && let trait_ = if Some(trait_did) == self.clone_trait { . Trait::Clone . } else if Some(trait_did) == self.partial_ord_trait { . Trait::PartialOrd . } else { . return; . } 264 ( 0.00%) && !cx.tcx.is_automatically_derived(item.owner_id.to_def_id()) 4,057 ( 0.00%) => ???:::is_automatically_derived (33x) . { . let mut assoc_fns = impl_ . .items . .iter() 44 ( 0.00%) .map(|id| cx.tcx.hir_impl_item(*id)) 1,484 ( 0.00%) => ???:::hir_impl_item (22x) . .filter_map(|assoc| { 88 ( 0.00%) if let ImplItemKind::Fn(_, body_id) = assoc.kind 66 ( 0.00%) && let body = cx.tcx.hir_body(body_id) 1,462 ( 0.00%) => ???:::hir_body (22x) 88 ( 0.00%) && let ExprKind::Block(block, ..) = body.value.kind 110 ( 0.00%) && !block.span.in_external_macro(cx.sess().source_map()) . { . Some((assoc, body, block)) . } else { . None . } . }); . 75 ( 0.00%) let trait_impl = cx.tcx.impl_trait_ref(item.owner_id).skip_binder(); 1,859 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/mod.rs:::impl_trait_ref:: (25x) . 50 ( 0.00%) match trait_ { . Trait::Clone => { 100 ( 0.00%) if let Some(copy_trait) = self.copy_trait 250 ( 0.00%) && implements_trait(cx, trait_impl.self_ty(), copy_trait, &[]) 112,636 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::implements_trait (25x) . { . for (assoc, body, _) in assoc_fns { 22 ( 0.00%) check_clone_on_copy(cx, assoc, body.value); . } . } . }, . Trait::PartialOrd => { . // If `Self` and `Rhs` are not the same type, then a corresponding `Ord` impl is not possible, . // since it doesn't have an `Rhs` . if let [lhs, rhs] = trait_impl.args.as_slice() . && lhs == rhs -- line 198 ---------------------------------------- -- line 201 ---------------------------------------- . && let Some((assoc, body, block)) = . assoc_fns.find(|(assoc, _, _)| assoc.ident.name == sym::partial_cmp) . { . check_partial_ord_on_ord(cx, assoc, item, body, block); . } . }, . } . } 12,016 ( 0.00%) } . } . . fn is_deref_self(expr: &Expr<'_>) -> bool { 110 ( 0.00%) if let ExprKind::Unary(UnOp::Deref, deref) = expr.kind 132 ( 0.00%) && let ExprKind::Path(qpath) = deref.kind 44 ( 0.00%) && last_path_segment(&qpath).ident.name == kw::SelfLower 264 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::last_path_segment (22x) . { . return true; . } . false . } . . fn check_clone_on_copy(cx: &LateContext<'_>, impl_item: &ImplItem<'_>, body_expr: &Expr<'_>) { 88 ( 0.00%) if impl_item.ident.name == sym::clone { 88 ( 0.00%) if is_from_proc_macro(cx, impl_item) { 14,532 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::is_from_proc_macro:: (22x) . return; . } . 22 ( 0.00%) let add_return = match is_canonical_clone_body(body_expr) { . IsCanonical::WithReturn if is_lint_allowed(cx, IMPLICIT_RETURN, body_expr.hir_id) => false, . IsCanonical::WithReturn | IsCanonical::WithoutReturn => return, . IsCanonical::No => !is_lint_allowed(cx, IMPLICIT_RETURN, body_expr.hir_id), . }; . span_lint_and_sugg( . cx, . NON_CANONICAL_CLONE_IMPL, . body_expr.span, -- line 236 ---------------------------------------- -- line 256 ---------------------------------------- . . enum IsCanonical { . WithoutReturn, . WithReturn, . No, . } . . fn is_canonical_clone_body(body_expr: &Expr<'_>) -> IsCanonical { 44 ( 0.00%) let ExprKind::Block(block, ..) = body_expr.kind else { . return IsCanonical::No; . }; 88 ( 0.00%) let single_expr = match (block.stmts, block.expr) { 88 ( 0.00%) ([], Some(expr)) => Some(expr), . ( . [ . Stmt { . kind: StmtKind::Expr(expr) | StmtKind::Semi(expr), . .. . }, . ], . None, . ) => Some(*expr), . _ => None, . }; . let Some(expr) = single_expr else { . return IsCanonical::No; . }; . 66 ( 0.00%) match expr.kind { . ExprKind::Ret(Some(ret)) if is_deref_self(ret) => IsCanonical::WithReturn, . _ if is_deref_self(expr) => IsCanonical::WithoutReturn, . _ => IsCanonical::No, . } . } . . fn check_partial_ord_on_ord<'tcx>( . cx: &LateContext<'tcx>, -- line 292 ---------------------------------------- 4,619 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/init_numbered_fields.rs -------------------------------------------------------------------------------- Ir -- line 37 ---------------------------------------- . pub INIT_NUMBERED_FIELDS, . style, . "numbered fields in tuple struct initializer" . } . . declare_lint_pass!(NumberedFields => [INIT_NUMBERED_FIELDS]); . . impl<'tcx> LateLintPass<'tcx> for NumberedFields { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 89,711 ( 0.00%) if let ExprKind::Struct(path, fields @ [field, ..], StructTailExpr::None) = e.kind . // If the first character of any field is a digit it has to be a tuple. 232 ( 0.00%) && field.ident.as_str().as_bytes().first().is_some_and(u8::is_ascii_digit) 3,712 ( 0.00%) => ???:::as_str (116x) . // Type aliases can't be used as functions. . && !matches!( . cx.qpath_res(path, e.hir_id), . Res::Def(DefKind::TyAlias | DefKind::AssocTy, _) . ) . // This is the only syntax macros can use that works for all struct types. . && !e.span.from_expansion() . && let mut has_side_effects = false -- line 56 ---------------------------------------- -- line 89 ---------------------------------------- . .intersperse(Cow::Borrowed(", ")) . .collect::() . ), . app, . ); . }, . ); . } 310,800 ( 0.01%) } . } 232 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/await_holding_invalid.rs -------------------------------------------------------------------------------- Ir -- line 178 ---------------------------------------- . AWAIT_HOLDING_REFCELL_REF, . ]); . . pub struct AwaitHolding { . def_ids: DefIdMap<(&'static str, &'static DisallowedPathWithoutReplacement)>, . } . . impl AwaitHolding { 8 ( 0.00%) pub(crate) fn new(tcx: TyCtxt<'_>, conf: &'static Conf) -> Self { . let (def_ids, _) = create_disallowed_map( . tcx, . &conf.await_holding_invalid_types, . PathNS::Type, . crate::disallowed_types::def_kind_predicate, . "type", . false, . ); . Self { def_ids } 8 ( 0.00%) } . } . . impl<'tcx> LateLintPass<'tcx> for AwaitHolding { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'tcx>) { 88,828 ( 0.00%) if let hir::ExprKind::Closure(hir::Closure { . kind: hir::ClosureKind::Coroutine(hir::CoroutineKind::Desugared(hir::CoroutineDesugaring::Async, _)), . def_id, . .. 14 ( 0.00%) }) = expr.kind . && let Some(coroutine_layout) = cx.tcx.mir_coroutine_witnesses(*def_id) . { . self.check_interior_types(cx, coroutine_layout); . } 355,200 ( 0.01%) } . } . . impl AwaitHolding { . fn check_interior_types(&self, cx: &LateContext<'_>, coroutine: &CoroutineLayout<'_>) { . for (ty_index, ty_cause) in coroutine.field_tys.iter_enumerated() { . if let rustc_middle::ty::Adt(adt, _) = ty_cause.ty.kind() { . let await_points = || { . coroutine -- line 218 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/range.rs -------------------------------------------------------------------------------- Ir -- line 1092 ---------------------------------------- . . NonZero::new(n - taken).map_or(Ok(()), Err) . } . } . . impl RangeIteratorImpl for ops::Range { . #[inline] . fn spec_next(&mut self) -> Option { 34,204 ( 0.00%) if self.start < self.end { . let old = self.start; . // SAFETY: just checked precondition . self.start = unsafe { Step::forward_unchecked(old, 1) }; . Some(old) . } else { . None . } . } -- line 1108 ---------------------------------------- -- line 1134 ---------------------------------------- . // Otherwise 0 is returned which always safe to use. . self.start = unsafe { Step::forward_unchecked(self.start, taken) }; . . NonZero::new(n - taken).map_or(Ok(()), Err) . } . . #[inline] . fn spec_next_back(&mut self) -> Option { 5,995 ( 0.00%) if self.start < self.end { . // SAFETY: just checked precondition . self.end = unsafe { Step::backward_unchecked(self.end, 1) }; . Some(self.end) . } else { . None . } . } . -- line 1150 ---------------------------------------- -- line 1523 ---------------------------------------- . } . . #[stable(feature = "inclusive_range", since = "1.26.0")] . impl Iterator for ops::RangeInclusive { . type Item = A; . . #[inline] . fn next(&mut self) -> Option { 1 ( 0.00%) if self.is_empty() { . return None; . } . . let (n, o) = Step::forward_overflowing(self.start.clone(), 1); . . self.exhausted = o; . Some(mem::replace(&mut self.start, n)) . } -- line 1539 ---------------------------------------- 36,447 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/types/mod.rs -------------------------------------------------------------------------------- Ir -- line 406 ---------------------------------------- . . pub struct Types { . vec_box_size_threshold: u64, . type_complexity_threshold: u64, . avoid_breaking_exported_api: bool, . } . . impl<'tcx> LateLintPass<'tcx> for Types { 32,880 ( 0.00%) fn check_fn( . &mut self, . cx: &LateContext<'tcx>, . fn_kind: FnKind<'_>, . decl: &FnDecl<'tcx>, . _: &Body<'_>, . _: Span, . def_id: LocalDefId, . ) { 13,685 ( 0.00%) let is_in_trait_impl = if let hir::Node::Item(item) = cx . .tcx 5,480 ( 0.00%) .hir_node_by_def_id(cx.tcx.hir_get_parent_item(cx.tcx.local_def_id_to_hir_id(def_id)).def_id) 379,792 ( 0.01%) => ???:::hir_get_parent_item (2,740x) . { 13,388 ( 0.00%) matches!(item.kind, ItemKind::Impl(hir::Impl { of_trait: Some(_), .. })) . } else { . false . }; . 5,480 ( 0.00%) let is_exported = cx.effective_visibilities.is_exported(def_id); 155,535 ( 0.01%) => ???:::is_exported (2,740x) . 306 ( 0.00%) self.check_fn_decl( . cx, . decl, . CheckTyContext { . is_in_trait_impl, 10,960 ( 0.00%) in_body: matches!(fn_kind, FnKind::Closure), . is_exported, . ..CheckTyContext::default() . }, . ); 21,920 ( 0.00%) } . . fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'tcx>) { 4,506 ( 0.00%) let is_exported = cx.effective_visibilities.is_exported(item.owner_id.def_id); 81,249 ( 0.00%) => ???:::is_exported (1,502x) . 7,500 ( 0.00%) match item.kind { 90 ( 0.00%) ItemKind::Static(_, _, ty, _) | ItemKind::Const(_, _, ty, _) => self.check_ty( 5,275 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty (18x) . cx, . ty, . CheckTyContext { . is_exported, . ..CheckTyContext::default() . }, . ), . // functions, enums, structs, impls and traits are covered . _ => (), . } . } . 21,357 ( 0.00%) fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx ImplItem<'tcx>) { 6,102 ( 0.00%) match item.kind { . ImplItemKind::Const(ty, _) => { . let is_in_trait_impl = if let hir::Node::Item(item) = cx . .tcx . .hir_node_by_def_id(cx.tcx.hir_get_parent_item(item.hir_id()).def_id) . { . matches!(item.kind, ItemKind::Impl(hir::Impl { of_trait: Some(_), .. })) . } else { . false -- line 472 ---------------------------------------- -- line 481 ---------------------------------------- . }, . ); . }, . // Methods are covered by check_fn. . // Type aliases are ignored because oftentimes it's impossible to . // make type alias declaration in trait simpler, see #1013 . ImplItemKind::Fn(..) | ImplItemKind::Type(..) => (), . } 24,408 ( 0.00%) } . . fn check_field_def(&mut self, cx: &LateContext<'tcx>, field: &hir::FieldDef<'tcx>) { 612 ( 0.00%) if field.span.from_expansion() { . return; . } . 696 ( 0.00%) let is_exported = cx.effective_visibilities.is_exported(field.def_id); 11,109 ( 0.00%) => ???:::is_exported (232x) . 1,160 ( 0.00%) self.check_ty( 268,923 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty (232x) . cx, 232 ( 0.00%) field.ty, . CheckTyContext { . is_exported, . ..CheckTyContext::default() . }, . ); . } . 1,830 ( 0.00%) fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &TraitItem<'tcx>) { 549 ( 0.00%) let is_exported = cx.effective_visibilities.is_exported(item.owner_id.def_id); 10,431 ( 0.00%) => ???:::is_exported (183x) . . let context = CheckTyContext { . is_exported, . ..CheckTyContext::default() . }; . 1,569 ( 0.00%) match item.kind { . TraitItemKind::Const(ty, _) | TraitItemKind::Type(_, Some(ty)) => { . self.check_ty(cx, ty, context); . }, . TraitItemKind::Fn(ref sig, trait_method) => { . // Check only methods without body . // Methods with body are covered by check_fn. 296 ( 0.00%) if let TraitFn::Required(_) = trait_method { 270 ( 0.00%) self.check_fn_decl(cx, sig.decl, context); . } . }, . TraitItemKind::Type(..) => (), . } 744 ( 0.00%) } . . fn check_local(&mut self, cx: &LateContext<'tcx>, local: &LetStmt<'tcx>) { 2,349 ( 0.00%) if let Some(ty) = local.ty { 72 ( 0.00%) self.check_ty( 5,284 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty (24x) . cx, . ty, . CheckTyContext { . in_body: true, . ..CheckTyContext::default() . }, . ); . } . } . } . . impl Types { . pub fn new(conf: &'static Conf) -> Self { . Self { 2 ( 0.00%) vec_box_size_threshold: conf.vec_box_size_threshold, 1 ( 0.00%) type_complexity_threshold: conf.type_complexity_threshold, 1 ( 0.00%) avoid_breaking_exported_api: conf.avoid_breaking_exported_api, . } . } . . fn check_fn_decl<'tcx>(&mut self, cx: &LateContext<'tcx>, decl: &FnDecl<'tcx>, context: CheckTyContext) { . // Ignore functions in trait implementations as they are usually forced by the trait definition. . // . // FIXME: ideally we would like to warn *if the complicated type can be simplified*, but it's hard . // to check. 8,220 ( 0.00%) if context.is_in_trait_impl { . return; . } . 243 ( 0.00%) for input in decl.inputs { 1,660 ( 0.00%) self.check_ty(cx, input, context); 81,187 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty (224x) . } . 714 ( 0.00%) if let FnRetTy::Return(ty) = decl.output { 912 ( 0.00%) self.check_ty(cx, ty, context); 119,766 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty (138x) . } . } . . /// Recursively check for `TypePass` lints in the given type. Stop at the first . /// lint found. . /// . /// The parameter `is_local` distinguishes the context of the type. 17,842 ( 0.00%) fn check_ty<'tcx>(&mut self, cx: &LateContext<'tcx>, hir_ty: &hir::Ty<'tcx>, mut context: CheckTyContext) { 3,901 ( 0.00%) if hir_ty.span.from_expansion() { . return; . } . . // Skip trait implementations; see issue #605. 3,656 ( 0.00%) if context.is_in_trait_impl { . return; . } . 4,016 ( 0.00%) if !context.is_nested_call && type_complexity::check(cx, hir_ty, self.type_complexity_threshold) { . return; . } . 13,971 ( 0.00%) match hir_ty.kind { 4,539 ( 0.00%) TyKind::Path(ref qpath) if !context.in_body => { 2,994 ( 0.00%) let hir_id = hir_ty.hir_id; 4,491 ( 0.00%) let res = cx.qpath_res(qpath, hir_id); 19,627 ( 0.00%) => ???:::qpath_res (829x) . if let Some(def_id) = res.opt_def_id() . && self.is_type_change_allowed(context) . { . // All lints that are being checked in this block are guarded by . // the `avoid_breaking_exported_api` configuration. When adding a . // new lint, please also add the name to the configuration documentation . // in `clippy_config::conf` . . let mut triggered = false; 1,758 ( 0.00%) triggered |= box_collection::check(cx, hir_ty, qpath, def_id); 10,911 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/box_collection.rs:clippy_lints::types::box_collection::check (158x) 2,344 ( 0.00%) triggered |= redundant_allocation::check(cx, hir_ty, qpath, def_id); 24,277 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/redundant_allocation.rs:clippy_lints::types::redundant_allocation::check (158x) 2,051 ( 0.00%) triggered |= rc_buffer::check(cx, hir_ty, qpath, def_id); 16,290 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/rc_buffer.rs:clippy_lints::types::rc_buffer::check (158x) 2,637 ( 0.00%) triggered |= vec_box::check(cx, hir_ty, qpath, def_id, self.vec_box_size_threshold); 18,200 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/vec_box.rs:clippy_lints::types::vec_box::check (158x) 2,051 ( 0.00%) triggered |= option_option::check(cx, hir_ty, qpath, def_id); 18,097 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/option_option.rs:clippy_lints::types::option_option::check (158x) 1,758 ( 0.00%) triggered |= linked_list::check(cx, hir_ty, def_id); 14,346 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/linked_list.rs:clippy_lints::types::linked_list::check (158x) 2,344 ( 0.00%) triggered |= rc_mutex::check(cx, hir_ty, qpath, def_id); 15,768 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/rc_mutex.rs:clippy_lints::types::rc_mutex::check (158x) 1,465 ( 0.00%) triggered |= owned_cow::check(cx, qpath, def_id); 16,121 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/owned_cow.rs:clippy_lints::types::owned_cow::check (158x) . 4,688 ( 0.00%) if triggered { . return; . } . } 5,518 ( 0.00%) match *qpath { . QPath::Resolved(Some(ty), p) => { . context.is_nested_call = true; . self.check_ty(cx, ty, context); . for ty in p.segments.iter().flat_map(|seg| { . seg.args . .as_ref() . .map_or_else(|| [].iter(), |params| params.args.iter()) . .filter_map(|arg| match arg { -- line 624 ---------------------------------------- -- line 626 ---------------------------------------- . _ => None, . }) . }) { . self.check_ty(cx, ty.as_unambig_ty(), context); . } . }, . QPath::Resolved(None, p) => { . context.is_nested_call = true; 2,946 ( 0.00%) for ty in p.segments.iter().flat_map(|seg| { . seg.args . .as_ref() 644 ( 0.00%) .map_or_else(|| [].iter(), |params| params.args.iter()) 954 ( 0.00%) .filter_map(|arg| match arg { . GenericArg::Type(ty) => Some(ty), . _ => None, . }) . }) { 2,532 ( 0.00%) self.check_ty(cx, ty.as_unambig_ty(), context); 200,258 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty'2 (408x) . } . }, 235 ( 0.00%) QPath::TypeRelative(ty, seg) => { . context.is_nested_call = true; 1,410 ( 0.00%) self.check_ty(cx, ty, context); 1,912 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty'2 (4x) 705 ( 0.00%) if let Some(params) = seg.args { . for ty in params.args.iter().filter_map(|arg| match arg { . GenericArg::Type(ty) => Some(ty), . _ => None, . }) { . self.check_ty(cx, ty.as_unambig_ty(), context); . } . } . }, . } . }, . TyKind::Path(ref qpath) => { 96 ( 0.00%) let res = cx.qpath_res(qpath, hir_ty.hir_id); 368 ( 0.00%) => ???:::qpath_res (16x) . if let Some(def_id) = res.opt_def_id() . && self.is_type_change_allowed(context) . { 36 ( 0.00%) owned_cow::check(cx, qpath, def_id); 1,172 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/owned_cow.rs:clippy_lints::types::owned_cow::check (12x) . } . }, 450 ( 0.00%) TyKind::Ref(lt, ref mut_ty) => { . context.is_nested_call = true; 1,350 ( 0.00%) if !borrowed_box::check(cx, hir_ty, lt, mut_ty) { 6,688 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/borrowed_box.rs:clippy_lints::types::borrowed_box::check (212x) . self.check_ty(cx, mut_ty.ty, context); . } . }, 30 ( 0.00%) TyKind::Slice(ty) | TyKind::Array(ty, _) | TyKind::Ptr(MutTy { ty, .. }) => { . context.is_nested_call = true; . self.check_ty(cx, ty, context); . }, 43 ( 0.00%) TyKind::Tup(tys) => { . context.is_nested_call = true; . for ty in tys { 192 ( 0.00%) self.check_ty(cx, ty, context); 10,177 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty'2 (12x) . } . }, . _ => {}, . } 12,976 ( 0.00%) } . . /// This function checks if the type is allowed to change in the current context . /// based on the `avoid_breaking_exported_api` configuration . fn is_type_change_allowed(&self, context: CheckTyContext) -> bool { . !(context.is_exported && self.avoid_breaking_exported_api) . } . } . -- line 694 ---------------------------------------- 13,454 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/misc_early/builtin_type_shadow.rs -------------------------------------------------------------------------------- Ir . use clippy_utils::diagnostics::span_lint; . use rustc_ast::ast::{GenericParam, GenericParamKind}; . use rustc_hir::PrimTy; . use rustc_lint::EarlyContext; . . use super::BUILTIN_TYPE_SHADOW; . . pub(super) fn check(cx: &EarlyContext<'_>, param: &GenericParam) { 8,856 ( 0.00%) if let GenericParamKind::Type { .. } = param.kind 14,852 ( 0.00%) && let Some(prim_ty) = PrimTy::from_name(param.ident.name) 40,867 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:::from_name (3,713x) . { . span_lint( . cx, . BUILTIN_TYPE_SHADOW, . param.ident.span, . format!("this generic shadows the built-in type `{}`", prim_ty.name()), . ); . } -- line 18 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/functions/too_many_lines.rs -------------------------------------------------------------------------------- Ir -- line 13 ---------------------------------------- . kind: FnKind<'_>, . body: &hir::Body<'_>, . span: Span, . def_id: LocalDefId, . too_many_lines_threshold: u64, . ) { . // Closures must be contained in a parent body, which will be checked for `too_many_lines`. . // Don't check closures for `too_many_lines` to avoid duplicated lints. 9,418 ( 0.00%) if matches!(kind, FnKind::Closure) || (span.from_expansion() && span.in_external_macro(cx.sess().source_map())) { . return; . } . 5,414 ( 0.00%) let mut line_count: u64 = 0; 2,707 ( 0.00%) let too_many = body.value.span.check_text(cx, |src| { . let mut in_comment = false; . let mut code_in_line; . 8,121 ( 0.00%) let function_lines = if matches!(body.value.kind, hir::ExprKind::Block(..)) 2,707 ( 0.00%) && src.as_bytes().first().copied() == Some(b'{') 2,707 ( 0.00%) && src.as_bytes().last().copied() == Some(b'}') . { . // Removing the braces from the enclosing block . &src[1..src.len() - 1] . } else { . src . } . .trim() // Remove leading and trailing blank lines . .lines(); . . for mut line in function_lines { . code_in_line = false; . loop { . line = line.trim_start(); 12,446 ( 0.00%) if line.is_empty() { . break; . } 23,686 ( 0.00%) if in_comment { . if let Some(i) = line.find("*/") { . line = &line[i + 2..]; . in_comment = false; . continue; . } . } else { . let multi_idx = line.find("/*").unwrap_or(line.len()); . let single_idx = line.find("//").unwrap_or(line.len()); 71,058 ( 0.00%) code_in_line |= multi_idx > 0 && single_idx > 0; . // Implies multi_idx is below line.len() 23,686 ( 0.00%) if multi_idx < single_idx { . line = &line[multi_idx + 2..]; . in_comment = true; . continue; . } . } . break; . } 23,686 ( 0.00%) if code_in_line { 46,876 ( 0.00%) line_count += 1; . } . } 10,828 ( 0.00%) line_count > too_many_lines_threshold . }); . . if too_many { . span_lint( . cx, . TOO_MANY_LINES, . cx.tcx.def_span(def_id), 12 ( 0.00%) format!("this function has too many lines ({line_count}/{too_many_lines_threshold})"), . ); . } . } 131,696 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/matches/mod.rs -------------------------------------------------------------------------------- Ir -- line 1048 ---------------------------------------- . msrv: conf.msrv.into(), . infallible_destructuring_match_linted: false, . } . } . } . . impl<'tcx> LateLintPass<'tcx> for Matches { . #[expect(clippy::too_many_lines)] 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { . let from_expansion = expr.span.from_expansion(); . 148,607 ( 0.01%) if let ExprKind::Match(ex, arms, source) = expr.kind { 17,292 ( 0.00%) if is_direct_expn_of(expr.span, sym::matches).is_some() 255,655 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_direct_expn_of (2,201x) . && let [arm, _] = arms . { . redundant_pattern_match::check_match(cx, expr, ex, arms); . redundant_pattern_match::check_matches_true(cx, expr, arm, ex); . } 13,206 ( 0.00%) if expr.span.in_external_macro(cx.tcx.sess.source_map()) { . return; . } . 6,275 ( 0.00%) if source == MatchSource::Normal && !is_span_match(cx, expr.span) { . return; . } 21,930 ( 0.00%) if matches!(source, MatchSource::Normal | MatchSource::ForLoopDesugar) { 15,351 ( 0.00%) significant_drop_in_scrutinee::check_match(cx, expr, ex, arms, source); 1,964,851 ( 0.08%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/significant_drop_in_scrutinee.rs:clippy_lints::matches::significant_drop_in_scrutinee::check_match (2,193x) . } . 13,158 ( 0.00%) collapsible_match::check_match(cx, ex, arms, self.msrv); 591,320 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/collapsible_match.rs:clippy_lints::matches::collapsible_match::check_match (2,193x) 4,386 ( 0.00%) if !from_expansion { . // These don't depend on a relationship between multiple arms 725 ( 0.00%) match_wild_err_arm::check(cx, ex, arms); 96,056 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/match_wild_err_arm.rs:clippy_lints::matches::match_wild_err_arm::check (145x) 725 ( 0.00%) wild_in_or_pats::check(cx, ex, arms); 454,224 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/wild_in_or_pats.rs:clippy_lints::matches::wild_in_or_pats::check (145x) . } . 6,579 ( 0.00%) if let MatchSource::TryDesugar(_) = source { . try_err::check(cx, expr, ex); . } . . if !from_expansion 145 ( 0.00%) && let mut has_cfg = false 145 ( 0.00%) && let mut has_comments = false 6,233 ( 0.00%) && walk_intra_arm_text(cx, expr.span, ex.span, arms, |s| { 6,523 ( 0.00%) let mut iter = tokenize_with_text(s).filter(|(t, ..)| match t { . TokenKind::Whitespace => false, . TokenKind::LineComment { .. } | TokenKind::BlockComment { .. } => { 60 ( 0.00%) has_comments = true; . false . }, . _ => true, . }); . while let Some((t, ..)) = iter.next() { . if matches!(t, TokenKind::Pound) . && matches!(iter.next(), Some((TokenKind::OpenBracket, ..))) 1 ( 0.00%) && matches!(iter.next(), Some((TokenKind::Ident, "cfg", _))) . { 2 ( 0.00%) has_cfg = true; . } . } 4,896 ( 0.00%) }) . && !has_cfg . { 144 ( 0.00%) if source == MatchSource::Normal { 1,008 ( 0.00%) let is_match_like_matches = self.msrv.meets(cx, msrvs::MATCHES_MACRO) 3,888 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (144x) . && match_like_matches::check_match(cx, expr, ex, arms); . // Even when the lint is allowed on the match expression, an arm can carry its . // own `#[expect]`/`#[warn]` attribute, which `match_same_arms::check` handles . // at arm granularity. Only skip the check when no arm has attributes. . if !(is_match_like_matches 1,008 ( 0.00%) || (is_lint_allowed(cx, MATCH_SAME_ARMS, expr.hir_id) 120,406 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (144x) 457 ( 0.00%) && arms.iter().all(|arm| cx.tcx.hir_attrs(arm.hir_id).is_empty()))) 24,043 ( 0.00%) => ???:::hir_attrs (457x) . { . match_same_arms::check(cx, arms); . } . 1,152 ( 0.00%) redundant_pattern_match::check_match(cx, expr, ex, arms); 6,638 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/redundant_pattern_match.rs:clippy_lints::matches::redundant_pattern_match::check_match (144x) 1,008 ( 0.00%) single_match::check(cx, ex, arms, expr, has_comments); 1,111,916 ( 0.04%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/single_match.rs:clippy_lints::matches::single_match::check (144x) 864 ( 0.00%) match_bool::check(cx, ex, arms, expr); 10,800 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/match_bool.rs:clippy_lints::matches::match_bool::check (144x) 720 ( 0.00%) overlapping_arms::check(cx, ex, arms); 19,229 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/overlapping_arms.rs:clippy_lints::matches::overlapping_arms::check (144x) 720 ( 0.00%) match_wild_enum::check(cx, ex, arms); 149,308 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/match_wild_enum.rs:clippy_lints::matches::match_wild_enum::check (144x) 864 ( 0.00%) match_as_ref::check(cx, ex, arms, expr); 15,726 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/match_as_ref.rs:clippy_lints::matches::match_as_ref::check (144x) 864 ( 0.00%) needless_match::check_match(cx, ex, arms, expr); 54,885 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/needless_match.rs:clippy_lints::matches::needless_match::check_match (144x) 720 ( 0.00%) match_str_case_mismatch::check(cx, ex, arms); 10,021 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/match_str_case_mismatch.rs:clippy_lints::matches::match_str_case_mismatch::check (144x) 720 ( 0.00%) redundant_guards::check(cx, arms, self.msrv); 9,621 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/redundant_guards.rs:clippy_lints::matches::redundant_guards::check (144x) . 576 ( 0.00%) if !is_in_const_context(cx) { 46,971 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (144x) 1,008 ( 0.00%) manual_unwrap_or::check_match(cx, expr, ex, arms); 37,428 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/manual_unwrap_or.rs:clippy_lints::matches::manual_unwrap_or::check_match (144x) 864 ( 0.00%) manual_map::check_match(cx, expr, ex, arms); 22,022 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/manual_map.rs:clippy_lints::matches::manual_map::check_match (144x) 864 ( 0.00%) manual_filter::check_match(cx, ex, arms, expr); 21,515 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/manual_filter.rs:clippy_lints::matches::manual_filter::check_match (144x) 1,008 ( 0.00%) manual_ok_err::check_match(cx, expr, ex, arms); 12,597 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/manual_ok_err.rs:clippy_lints::matches::manual_ok_err::check_match (144x) . } . 288 ( 0.00%) if self.infallible_destructuring_match_linted { . self.infallible_destructuring_match_linted = false; . } else { 864 ( 0.00%) match_single_binding::check(cx, ex, arms, expr); 4,182 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/match_single_binding.rs:clippy_lints::matches::match_single_binding::check (144x) . } . } . match_ref_pats::check(cx, ex, arms.iter().map(|el| el.pat), expr); . } 254,022 ( 0.01%) } else if let Some(if_let) = higher::IfLet::hir(cx, expr) { 258,978 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (42,199x) 690 ( 0.00%) if expr.span.in_external_macro(cx.tcx.sess.source_map()) { . return; . } . collapsible_match::check_if_let( . cx, 552 ( 0.00%) if_let.let_span.ctxt(), 138 ( 0.00%) if_let.let_pat, 138 ( 0.00%) if_let.if_then, 138 ( 0.00%) if_let.if_else, 138 ( 0.00%) if_let.let_expr, 138 ( 0.00%) self.msrv, . ); . significant_drop_in_scrutinee::check_if_let(cx, expr, if_let.let_expr, if_let.if_then, if_let.if_else); 282 ( 0.00%) if !from_expansion { 12 ( 0.00%) if let Some(else_expr) = if_let.if_else { 16 ( 0.00%) if self.msrv.meets(cx, msrvs::MATCHES_MACRO) { 54 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (2x) . match_like_matches::check_if_let( . cx, . expr, . if_let.let_pat, . if_let.let_expr, . if_let.if_then, . else_expr, . ); . } 12 ( 0.00%) if !is_in_const_context(cx) { 652 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (2x) . manual_unwrap_or::check_if_let( . cx, . expr, . if_let.let_pat, . if_let.let_expr, . if_let.if_then, . else_expr, . ); -- line 1183 ---------------------------------------- -- line 1185 ---------------------------------------- . manual_filter::check_if_let( . cx, . expr, . if_let.let_pat, . if_let.let_expr, . if_let.if_then, . else_expr, . ); 20 ( 0.00%) manual_ok_err::check_if_let( 160 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/manual_ok_err.rs:clippy_lints::matches::manual_ok_err::check_if_let (2x) . cx, . expr, . if_let.let_pat, . if_let.let_expr, . if_let.if_then, . else_expr, . ); . } -- line 1201 ---------------------------------------- -- line 1203 ---------------------------------------- . redundant_pattern_match::check_if_let( . cx, . expr, . if_let.let_pat, . if_let.let_expr, . if_let.if_else.is_some(), . if_let.let_span, . ); 18 ( 0.00%) needless_match::check_if_let(cx, expr, &if_let); 2,911 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/needless_match.rs:clippy_lints::matches::needless_match::check_if_let (6x) . } . } else { 210,305 ( 0.01%) if expr.span.in_external_macro(cx.tcx.sess.source_map()) { . return; . } . if let Some(while_let) = higher::WhileLet::hir(expr) { 75 ( 0.00%) significant_drop_in_scrutinee::check_while_let(cx, expr, while_let.let_expr, while_let.if_then); 24,351 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/significant_drop_in_scrutinee.rs:clippy_lints::matches::significant_drop_in_scrutinee::check_while_let (25x) . } 204 ( 0.00%) if !from_expansion { . redundant_pattern_match::check(cx, expr); . } . } 355,200 ( 0.01%) } . . fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'_>) { 783 ( 0.00%) self.infallible_destructuring_match_linted |= 3,132 ( 0.00%) local.els.is_none() && infallible_destructuring_match::check(cx, local); 19,031 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/infallible_destructuring_match.rs:clippy_lints::matches::infallible_destructuring_match::check (783x) . } . . fn check_pat(&mut self, cx: &LateContext<'tcx>, pat: &'tcx Pat<'_>) { 44,655 ( 0.00%) rest_pat_in_fully_bound_struct::check(cx, pat); 327,843 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/rest_pat_in_fully_bound_struct.rs:clippy_lints::matches::rest_pat_in_fully_bound_struct::check (14,885x) . } . } . . /// Calls the given function for each segment of the source text within the . /// match block which is not part of any arm. For the purposes of this function . /// attributes on an arm are not considered part of the arm. . /// . /// This will return whether all the relevant source text could be retrieved. If -- line 1240 ---------------------------------------- -- line 1243 ---------------------------------------- . #[must_use] . fn walk_intra_arm_text( . cx: &LateContext<'_>, . match_sp: Span, . scrutinee_sp: Span, . arms: &[Arm<'_>], . mut f: impl FnMut(&str), . ) -> bool { 870 ( 0.00%) if let Some(src) = match_sp.get_source_range(cx) 290 ( 0.00%) && let scrutinee_sp = scrutinee_sp.source_callsite().data() 4,796 ( 0.00%) => ???:::source_callsite (145x) . && let block_start = (scrutinee_sp.hi.0 - src.sf.start_pos.0) as usize . && let Some(src_text) = src.sf.src.as_ref().map(|x| &***x) 145 ( 0.00%) && let Some(block_text) = src_text.get(block_start..src.range.end) 290 ( 0.00%) && let Some(stripped_text) = block_text.trim_start_matches(is_whitespace).strip_prefix('{') 6,815 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/mod.rs:::trim_start_matches:: (145x) . && let arms_start = block_start + (block_text.len() - stripped_text.len()) . && let Some(arms_end) = stripped_text 435 ( 0.00%) .trim_end_matches(|c| is_whitespace(c) || c == ')') 3,770 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/mod.rs:::trim_end_matches::::check_expr::{closure#0}>::{closure#1}> (145x) . .strip_suffix('}') 290 ( 0.00%) .map(|s| src.range.end - (stripped_text.len() - s.len())) . && let Some(range) = arms.iter().try_fold(arms_start..arms_end, |range, arm| { 467 ( 0.00%) let arm_sp: rustc_span::SpanData = arm.span.source_callsite().data(); 11,208 ( 0.00%) => ???:::source_callsite (467x) 1,401 ( 0.00%) let arm_range = (arm_sp.lo.0 - src.sf.start_pos.0) as usize..(arm_sp.hi.0 - src.sf.start_pos.0) as usize; 2,802 ( 0.00%) if range.start <= arm_range.start . && arm_range.end <= range.end . && let Some(src) = src_text.get(range.start..arm_range.start) . { 1,868 ( 0.00%) f(src); 260,216 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/matches/mod.rs:::check_expr::{closure#0} (467x) . Some(arm_range.end..range.end) . } else { . None . } . }) . && let Some(src) = src_text.get(range) . { 145 ( 0.00%) f(src); 62,787 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/matches/mod.rs:::check_expr::{closure#0} (145x) . true . } else { . false . } . } . . /// Checks if `pat` contains OR patterns that cannot be nested due to a too low MSRV. . fn pat_contains_disallowed_or(cx: &LateContext<'_>, pat: &Pat<'_>, msrv: Msrv) -> bool { -- line 1285 ---------------------------------------- 31,407 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/operators/numeric_arithmetic.rs -------------------------------------------------------------------------------- Ir -- line 9 ---------------------------------------- . pub struct Context { . expr_id: Option, . /// This field is used to check whether expressions are constants, such as in enum discriminants . /// and consts . const_span: Option, . } . impl Context { . fn skip_expr(&self, e: &hir::Expr<'_>) -> bool { 557 ( 0.00%) self.expr_id.is_some() || self.const_span.is_some_and(|span| span.contains(e.span)) 2,218 ( 0.00%) => ???:::contains (22x) . } . 2,961 ( 0.00%) pub fn check_binary<'tcx>( . &mut self, . cx: &LateContext<'tcx>, . expr: &'tcx hir::Expr<'_>, . op: hir::BinOpKind, . l: &'tcx hir::Expr<'_>, . r: &'tcx hir::Expr<'_>, . ) { 467 ( 0.00%) if self.skip_expr(expr) { . return; . } 844 ( 0.00%) match op { . hir::BinOpKind::And . | hir::BinOpKind::Or . | hir::BinOpKind::BitAnd . | hir::BinOpKind::BitOr . | hir::BinOpKind::BitXor . | hir::BinOpKind::Eq . | hir::BinOpKind::Lt . | hir::BinOpKind::Le . | hir::BinOpKind::Ne . | hir::BinOpKind::Ge . | hir::BinOpKind::Gt => return, . _ => (), . } . 216 ( 0.00%) let (l_ty, r_ty) = (cx.typeck_results().expr_ty(l), cx.typeck_results().expr_ty(r)); 1,920 ( 0.00%) => ???:::expr_ty (48x) . if l_ty.peel_refs().is_floating_point() && r_ty.peel_refs().is_floating_point() { . span_lint(cx, FLOAT_ARITHMETIC, expr.span, "floating-point arithmetic detected"); . self.expr_id = Some(expr.hir_id); . } 3,384 ( 0.00%) } . 12 ( 0.00%) pub fn check_negate<'tcx>(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>, arg: &'tcx hir::Expr<'_>) { 2 ( 0.00%) if self.skip_expr(expr) { . return; . } 6 ( 0.00%) let ty = cx.typeck_results().expr_ty(arg); 80 ( 0.00%) => ???:::expr_ty (2x) 10 ( 0.00%) if ConstEvalCtxt::new(cx).eval_local(expr, expr.span.ctxt()).is_none() && ty.is_floating_point() { 1,114 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval_local (2x) 112 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::new (2x) . span_lint(cx, FLOAT_ARITHMETIC, expr.span, "floating-point arithmetic detected"); . self.expr_id = Some(expr.hir_id); . } 14 ( 0.00%) } . . pub fn expr_post(&mut self, id: hir::HirId) { . if Some(id) == self.expr_id { . self.expr_id = None; . } . } . . pub fn enter_body(&mut self, cx: &LateContext<'_>, body: &hir::Body<'_>) { 14,820 ( 0.00%) let body_owner = cx.tcx.hir_body_owner(body.id()); 556,245 ( 0.02%) => ???:::hir_body_owner (2,964x) 5,928 ( 0.00%) let body_owner_def_id = cx.tcx.hir_body_owner_def_id(body.id()); 387,432 ( 0.02%) => ???:::hir_body_owner_def_id (2,964x) . 17,784 ( 0.00%) match cx.tcx.hir_body_owner_kind(body_owner_def_id) { 287,605 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/hir/map.rs:::hir_body_owner_kind:: (2,964x) . hir::BodyOwnerKind::Static(_) | hir::BodyOwnerKind::Const { .. } => { 1,120 ( 0.00%) let body_span = cx.tcx.hir_span_with_body(body_owner); 17,283 ( 0.00%) => ???:::hir_span_with_body (224x) . 518 ( 0.00%) if let Some(span) = self.const_span 280 ( 0.00%) && span.contains(body_span) 6,790 ( 0.00%) => ???:::contains (70x) . { . return; . } 320 ( 0.00%) self.const_span = Some(body_span); . }, . hir::BodyOwnerKind::Fn | hir::BodyOwnerKind::Closure | hir::BodyOwnerKind::GlobalAsm => (), . } . } . . pub fn body_post(&mut self, cx: &LateContext<'_>, body: &hir::Body<'_>) { 8,892 ( 0.00%) let body_owner = cx.tcx.hir_body_owner(body.id()); 556,245 ( 0.02%) => ???:::hir_body_owner (2,964x) 8,892 ( 0.00%) let body_span = cx.tcx.hir_span_with_body(body_owner); 223,812 ( 0.01%) => ???:::hir_span_with_body (2,964x) . 6,306 ( 0.00%) if let Some(span) = self.const_span 1,512 ( 0.00%) && span.contains(body_span) 39,648 ( 0.00%) => ???:::contains (378x) . { . return; . } 2,740 ( 0.00%) self.const_span = None; . } . } 1,998 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unnecessary_self_imports.rs -------------------------------------------------------------------------------- Ir -- line 29 ---------------------------------------- . pub UNNECESSARY_SELF_IMPORTS, . restriction, . "imports ending in `::{self}`, which can be omitted" . } . . declare_lint_pass!(UnnecessarySelfImports => [UNNECESSARY_SELF_IMPORTS]); . . impl EarlyLintPass for UnnecessarySelfImports { 9,093 ( 0.00%) fn check_item(&mut self, cx: &EarlyContext<'_>, item: &Item) { 2,846 ( 0.00%) if let ItemKind::Use(use_tree) = &item.kind . && let UseTreeKind::Nested { items, .. } = &use_tree.kind 104 ( 0.00%) && let [(self_tree, _)] = &**items . && let [self_seg] = &*self_tree.prefix.segments . && self_seg.ident.name == kw::SelfLower . && let Some(last_segment) = use_tree.prefix.segments.last() . { . span_lint_and_then( . cx, . UNNECESSARY_SELF_IMPORTS, . item.span, -- line 48 ---------------------------------------- -- line 61 ---------------------------------------- . }, . ), . Applicability::MaybeIncorrect, . ); . diag.note("this will slightly change semantics; any non-module items at the same path will also be imported"); . }, . ); . } 10,392 ( 0.00%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/reference.rs -------------------------------------------------------------------------------- Ir -- line 34 ---------------------------------------- . pub DEREF_ADDROF, . complexity, . "use of `*&` or `*&mut` in an expression" . } . . declare_lint_pass!(DerefAddrOf => [DEREF_ADDROF]); . . impl LateLintPass<'_> for DerefAddrOf { 266,400 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, e: &Expr<'_>) { 124,311 ( 0.00%) if !e.span.from_expansion() 203 ( 0.00%) && let ExprKind::Unary(UnOp::Deref, deref_target) = e.kind 134 ( 0.00%) && !deref_target.span.from_expansion() 134 ( 0.00%) && let ExprKind::AddrOf(_, _, addrof_target) = deref_target.kind . // NOTE(tesuji): `*&` forces rustc to const-promote the array to `.rodata` section. . // See #12854 for details. . && !matches!(addrof_target.kind, ExprKind::Array(_)) . && deref_target.span.eq_ctxt(e.span) . && !addrof_target.span.from_expansion() . { . let mut applicability = Applicability::MachineApplicable; . let mut sugg = || Sugg::hir_with_applicability(cx, addrof_target, "_", &mut applicability); -- line 54 ---------------------------------------- -- line 73 ---------------------------------------- . DEREF_ADDROF, . e.span, . "immediately dereferencing a reference", . "try", . sugg.to_string(), . applicability, . ); . } 266,400 ( 0.01%) } . } . . /// Is this a `ManuallyDrop` reached through a union, and when is `DerefMut` called on it? . enum ManuallyDropThroughUnion { . /// `ManuallyDrop` reached through a union and immediately explicitely dereferenced . Directly, . /// `ManuallyDrop` reached through a union, and dereferenced later on . Indirect, -- line 89 ---------------------------------------- 17,778 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ops/control_flow.rs -------------------------------------------------------------------------------- Ir -- line 103 ---------------------------------------- . #[unstable(feature = "try_trait_v2", issue = "84277", old_name = "try_trait")] . #[rustc_const_unstable(feature = "const_try", issue = "74935")] . const impl ops::Try for ControlFlow { . type Output = C; . type Residual = ControlFlow; . . #[inline] . fn from_output(output: Self::Output) -> Self { 790 ( 0.00%) ControlFlow::Continue(output) . } . . #[inline] . fn branch(self) -> ControlFlow { 136,152 ( 0.01%) match self { . ControlFlow::Continue(c) => ControlFlow::Continue(c), 67 ( 0.00%) ControlFlow::Break(b) => ControlFlow::Break(ControlFlow::Break(b)), . } . } . } . . #[unstable(feature = "try_trait_v2", issue = "84277", old_name = "try_trait")] . #[rustc_const_unstable(feature = "const_try", issue = "74935")] . // Note: manually specifying the residual type instead of using the default to work around . // https://github.com/rust-lang/rust/issues/99940 . const impl ops::FromResidual> for ControlFlow { . #[inline] . fn from_residual(residual: ControlFlow) -> Self { . match residual { 635,862 ( 0.02%) ControlFlow::Break(b) => ControlFlow::Break(b), . } . } . } . . #[unstable(feature = "try_trait_v2_residual", issue = "91285")] . #[rustc_const_unstable(feature = "const_try_residual", issue = "91285")] . const impl ops::Residual for ControlFlow { . type TryType = ControlFlow; -- line 139 ---------------------------------------- -- line 149 ---------------------------------------- . /// . /// assert!(ControlFlow::<&str, i32>::Break("Stop right there!").is_break()); . /// assert!(!ControlFlow::<&str, i32>::Continue(3).is_break()); . /// ``` . #[inline] . #[stable(feature = "control_flow_enum_is", since = "1.59.0")] . #[rustc_const_stable(feature = "min_const_control_flow", since = "1.95.0")] . pub const fn is_break(&self) -> bool { 374 ( 0.00%) matches!(*self, ControlFlow::Break(_)) . } . . /// Returns `true` if this is a `Continue` variant. . /// . /// # Examples . /// . /// ``` . /// use std::ops::ControlFlow; -- line 165 ---------------------------------------- -- line 187 ---------------------------------------- . /// ``` . #[inline] . #[stable(feature = "control_flow_enum", since = "1.83.0")] . #[rustc_const_unstable(feature = "const_control_flow", issue = "148739")] . pub const fn break_value(self) -> Option . where . Self: [const] Destruct, . { 142,659 ( 0.01%) match self { 4,533 ( 0.00%) ControlFlow::Continue(..) => None, 196,285 ( 0.01%) ControlFlow::Break(x) => Some(x), . } . } . . /// Converts the `ControlFlow` into a `Result` which is `Ok` if the . /// `ControlFlow` was `Break` and `Err` if otherwise. . /// . /// # Examples . /// -- line 205 ---------------------------------------- -- line 300 ---------------------------------------- . /// ``` . #[inline] . #[stable(feature = "control_flow_enum", since = "1.83.0")] . #[rustc_const_unstable(feature = "const_control_flow", issue = "148739")] . pub const fn continue_value(self) -> Option . where . Self: [const] Destruct, . { 12 ( 0.00%) match self { . ControlFlow::Continue(x) => Some(x), . ControlFlow::Break(..) => None, . } . } . . /// Converts the `ControlFlow` into a `Result` which is `Ok` if the . /// `ControlFlow` was `Continue` and `Err` if otherwise. . /// -- line 316 ---------------------------------------- -- line 440 ---------------------------------------- . . /// Converts a `ControlFlow` into any type implementing `Try`. . #[inline] . #[rustc_const_unstable(feature = "const_control_flow", issue = "148739")] . pub(crate) const fn into_try(self) -> R . where . R: [const] ops::Try, . { 3 ( 0.00%) match self { . ControlFlow::Continue(v) => R::from_output(v), 8,820 ( 0.00%) ControlFlow::Break(v) => v, . } . } . } 257,153 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs -------------------------------------------------------------------------------- Ir -- line 57 ---------------------------------------- . impl UnnestedOrPatterns { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl EarlyLintPass for UnnestedOrPatterns { . fn check_arm(&mut self, cx: &EarlyContext<'_>, a: &ast::Arm) { 17,372 ( 0.00%) if self.msrv.meets(msrvs::OR_PATTERNS) { 104,232 ( 0.00%) => /rust/deps/smallvec-1.15.1/src/lib.rs:::meets (4,343x) . lint_unnested_or_patterns(cx, &a.pat); . } . } . . fn check_expr(&mut self, cx: &EarlyContext<'_>, e: &ast::Expr) { 199,480 ( 0.01%) if self.msrv.meets(msrvs::OR_PATTERNS) 957,504 ( 0.04%) => /rust/deps/smallvec-1.15.1/src/lib.rs:::meets (39,896x) . && let ast::ExprKind::Let(pat, _, _, _) = &e.kind . { . lint_unnested_or_patterns(cx, pat); . } . } . . fn check_param(&mut self, cx: &EarlyContext<'_>, p: &ast::Param) { 22,660 ( 0.00%) if self.msrv.meets(msrvs::OR_PATTERNS) { 135,960 ( 0.01%) => /rust/deps/smallvec-1.15.1/src/lib.rs:::meets (5,665x) . lint_unnested_or_patterns(cx, &p.pat); . } . } . . fn check_local(&mut self, cx: &EarlyContext<'_>, l: &ast::Local) { 2,836 ( 0.00%) if self.msrv.meets(msrvs::OR_PATTERNS) { 17,016 ( 0.00%) => /rust/deps/smallvec-1.15.1/src/lib.rs:::meets (709x) . lint_unnested_or_patterns(cx, &l.pat); . } . } . . extract_msrv_attr!(); . } . . fn lint_unnested_or_patterns(cx: &EarlyContext<'_>, pat: &Pat) { -- line 93 ---------------------------------------- 119,688 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint/src/context.rs -------------------------------------------------------------------------------- Ir -- line 523 ---------------------------------------- . lint: &'static Lint, . span: Option, . decorate: impl for<'a> Diagnostic<'a, ()>, . ); . . /// Emit a lint at `span` from a lint struct (some type that implements `Diagnostic`, . /// typically generated by `#[derive(Diagnostic)]`). . #[track_caller] 12,854 ( 0.00%) fn emit_span_lint>( . &self, . lint: &'static Lint, . span: S, . decorator: impl for<'a> Diagnostic<'a, ()>, . ) { . self.opt_span_lint(lint, Some(span), decorator); 9,765 ( 0.00%) } . . /// This returns the lint level spec for the given lint at the current location. . fn get_lint_level_spec(&self, lint: &'static Lint) -> LevelSpec; . . /// This function can be used to manually fulfill an expectation. This can . /// be used for lints which contain several spans, and should be suppressed, . /// if either location was marked with an expectation. . /// -- line 546 ---------------------------------------- -- line 584 ---------------------------------------- . } . } . . impl<'tcx> LintContext for LateContext<'tcx> { . type LintExpectationId = StableLintExpectationId; . . /// Gets the overall compiler `Session` object. . fn sess(&self) -> &Session { 687,862 ( 0.03%) self.tcx.sess . } . . fn opt_span_lint>( . &self, . lint: &'static Lint, . span: Option, . decorate: impl for<'a> Diagnostic<'a, ()>, . ) { 2,192 ( 0.00%) let hir_id = self.last_node_with_lint_attrs; . 2,192 ( 0.00%) match span { 7,672 ( 0.00%) Some(s) => self.tcx.emit_node_span_lint(lint, hir_id, s, decorate), . None => self.tcx.emit_node_lint(lint, hir_id, decorate), . } . } . . fn get_lint_level_spec(&self, lint: &'static Lint) -> StableLevelSpec { . self.tcx.lint_level_spec_at_node(lint, self.last_node_with_lint_attrs) . } . } -- line 612 ---------------------------------------- -- line 660 ---------------------------------------- . } . . /// Gets the type-checking results for the current body. . /// As this will ICE if called outside bodies, only call when working with . /// `Expr` or `Pat` nodes (they are guaranteed to be found only in bodies). . #[inline] . #[track_caller] . pub fn typeck_results(&self) -> &'tcx ty::TypeckResults<'tcx> { 125,225 ( 0.00%) self.typeck_results.expect("`LateContext::typeck_results` called outside of body") . } . . /// Returns the final resolution of a `QPath`, or `Res::Err` if unavailable. . /// Unlike `.typeck_results().qpath_res(qpath, id)`, this can be used even outside . /// bodies (e.g. for paths in `hir::Ty`), without any risk of ICE-ing. . pub fn qpath_res(&self, qpath: &hir::QPath<'_>, id: hir::HirId) -> Res { . match *qpath { . hir::QPath::Resolved(_, path) => path.res, -- line 676 ---------------------------------------- -- line 949 ---------------------------------------- . fn data_layout(&self) -> &abi::TargetDataLayout { . &self.tcx.data_layout . } . } . . impl<'tcx> ty::layout::HasTyCtxt<'tcx> for LateContext<'tcx> { . #[inline] . fn tcx(&self) -> TyCtxt<'tcx> { 24,604 ( 0.00%) self.tcx . } . } . . impl<'tcx> ty::layout::HasTypingEnv<'tcx> for LateContext<'tcx> { . #[inline] . fn typing_env(&self) -> ty::TypingEnv<'tcx> { 220 ( 0.00%) self.typing_env() 4,638 ( 0.00%) => ???:::typing_env (220x) . } . } . . impl<'tcx> LayoutOfHelpers<'tcx> for LateContext<'tcx> { . type LayoutOfResult = Result, LayoutError<'tcx>>; . . #[inline] . fn handle_layout_err(&self, err: LayoutError<'tcx>, _: Span, _: Ty<'tcx>) -> LayoutError<'tcx> { -- line 972 ---------------------------------------- 68,186 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/types/type_complexity.rs -------------------------------------------------------------------------------- Ir -- line 4 ---------------------------------------- . use rustc_hir::{self as hir, AmbigArg, GenericParamKind, TyKind}; . use rustc_lint::LateContext; . use rustc_span::Span; . . use super::TYPE_COMPLEXITY; . . pub(super) fn check(cx: &LateContext<'_>, ty: &hir::Ty<'_>, type_complexity_threshold: u64) -> bool { . let score = { 1,736 ( 0.00%) let mut visitor = TypeComplexityVisitor { score: 0, nest: 1 }; . visitor.visit_ty_unambig(ty); 855 ( 0.00%) visitor.score . }; . 1,736 ( 0.00%) if score > type_complexity_threshold { . span_lint( . cx, . TYPE_COMPLEXITY, 2 ( 0.00%) ty.span, . "very complex type used. Consider factoring parts into `type` definitions", . ); . true . } else { . false . } . } . -- line 29 ---------------------------------------- -- line 36 ---------------------------------------- . } . . impl<'tcx> Visitor<'tcx> for TypeComplexityVisitor { . fn visit_infer(&mut self, inf_id: hir::HirId, _inf_span: Span, _kind: InferKind<'tcx>) -> Self::Result { . self.score += 1; . self.visit_id(inf_id); . } . 7,352 ( 0.00%) fn visit_ty(&mut self, ty: &'tcx hir::Ty<'_, AmbigArg>) { 16,542 ( 0.00%) let (add_score, sub_nest) = match ty.kind { . // &x and *x have only small overhead; don't mess with nesting level . TyKind::Ptr(..) | TyKind::Ref(..) => (1, 0), . . // the "normal" components of a type: named types, arrays/tuples 4,833 ( 0.00%) TyKind::Path(..) | TyKind::Slice(..) | TyKind::Tup(..) | TyKind::Array(..) => (10 * self.nest, 1), . . // function types bring a lot of overhead . TyKind::FnPtr(fn_ptr) if fn_ptr.abi == ExternAbi::Rust => (50 * self.nest, 1), . 2 ( 0.00%) TyKind::TraitObject(param_bounds, _) => { . let has_lifetime_parameters = param_bounds.iter().any(|bound| { . bound . .bound_generic_params . .iter() . .any(|param| matches!(param.kind, GenericParamKind::Lifetime { .. })) . }); . if has_lifetime_parameters { . // complex trait bounds like A<'a, 'b> . (50 * self.nest, 1) . } else { . // simple trait bounds like A + B 8 ( 0.00%) (20 * self.nest, 0) . } . }, . . _ => (0, 0), . }; 1,838 ( 0.00%) self.score += add_score; 1,838 ( 0.00%) self.nest += sub_nest; 3,676 ( 0.00%) walk_ty(self, ty); 141,221 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty:: (855x) 1,838 ( 0.00%) self.nest -= sub_nest; 7,352 ( 0.00%) } . } 5,512 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/casts/cast_possible_wrap.rs -------------------------------------------------------------------------------- Ir -- line 14 ---------------------------------------- . // whether the lint should be emitted, and the required pointer size, if it matters . #[derive(Copy, Clone, Debug, PartialEq, Eq)] . enum EmitState { . NoLint, . LintAlways, . LintOnPtrSize(u64), . } . 6,034 ( 0.00%) pub(super) fn check( . cx: &LateContext<'_>, . expr: &Expr<'_>, . cast_op: &Expr<'_>, . cast_from: Ty<'_>, . cast_to: Ty<'_>, . msrv: Msrv, . ) { 1,684 ( 0.00%) let (Some(from_nbits), Some(to_nbits)) = ( 862 ( 0.00%) utils::int_ty_to_nbits(cx.tcx, cast_from), . utils::int_ty_to_nbits(cx.tcx, cast_to), . ) else { . return; . }; . . // emit a lint if a cast is: . // 1. unsigned to signed . // and . // 2. either: . // . // 2a. between two types of constant size that are always the same size . // 2b. between one target-dependent size and one constant size integer, . // and the constant integer is in the allowed set of target dependent sizes . // (the ptr size could be chosen to be the same as the constant size) . 1,684 ( 0.00%) if cast_from.is_signed() || !cast_to.is_signed() { . return; . } . 243 ( 0.00%) let should_lint = match (cast_from.is_ptr_sized_integral(), cast_to.is_ptr_sized_integral()) { . (true, true) => { . // casts between two ptr sized integers are trivially always the same size . // so do not depend on any specific pointer size to be the same . EmitState::LintAlways . }, . (true, false) => { . // the first type is `usize` and the second is a constant sized signed integer . if ALLOWED_POINTER_SIZES.contains(&to_nbits) { -- line 59 ---------------------------------------- -- line 68 ---------------------------------------- . EmitState::LintOnPtrSize(from_nbits) . } else { . EmitState::NoLint . } . }, . (false, false) => { . // the types are both a constant known size . // and do not depend on any specific pointer size to be the same 186 ( 0.00%) if from_nbits == to_nbits { . EmitState::LintAlways . } else { . EmitState::NoLint . } . }, . }; . . let message = match should_lint { . EmitState::NoLint => return, 126 ( 0.00%) EmitState::LintAlways => format!("casting `{cast_from}` to `{cast_to}` may wrap around the value"), 99 ( 0.00%) EmitState::LintOnPtrSize(ptr_size) => format!( . "casting `{cast_from}` to `{cast_to}` may wrap around the value on targets with {ptr_size}-bit wide pointers", . ), . }; . 540 ( 0.00%) span_lint_and_then(cx, CAST_POSSIBLE_WRAP, expr.span, message, |diag| { 55,356 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_utils::diagnostics::span_lint_and_then:: (30x) . if let EmitState::LintOnPtrSize(16) = should_lint { . diag . .note("`usize` and `isize` may be as small as 16 bits on some platforms") . .note("for more information see https://doc.rust-lang.org/reference/types/numeric.html#machine-dependent-integer-types"); . } . . if let Some(cast) = utils::is_signedness_cast(cast_from, cast_to) . && msrv.meets(cx, msrvs::INTEGER_SIGN_CAST) -- line 100 ---------------------------------------- -- line 109 ---------------------------------------- . diag.span_suggestion( . expr.span, . format!("if this is intentional, use `{method}` instead"), . format!("{}.{method}", sugg.maybe_paren()), . app, . ); . } . }); 4,310 ( 0.00%) } 1,698 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/self_named_constructors.rs -------------------------------------------------------------------------------- Ir -- line 36 ---------------------------------------- . pub SELF_NAMED_CONSTRUCTORS, . style, . "method should not have the same name as the type it is implemented for" . } . . declare_lint_pass!(SelfNamedConstructors => [SELF_NAMED_CONSTRUCTORS]); . . impl<'tcx> LateLintPass<'tcx> for SelfNamedConstructors { 21,357 ( 0.00%) fn check_impl_item(&mut self, cx: &LateContext<'tcx>, impl_item: &'tcx ImplItem<'_>) { 6,102 ( 0.00%) match impl_item.kind { . ImplItemKind::Fn(ref sig, _) => { 7,938 ( 0.00%) if sig.decl.implicit_self().has_implicit_self() { 21,168 ( 0.00%) => ???:::implicit_self (2,646x) . return; . } . }, . _ => return, . } . 1,578 ( 0.00%) let parent = cx.tcx.hir_get_parent_item(impl_item.hir_id()).def_id; 37,513 ( 0.00%) => ???:::hir_get_parent_item (263x) 1,052 ( 0.00%) let item = cx.tcx.hir_expect_item(parent); 17,310 ( 0.00%) => ???:::hir_expect_item (263x) 526 ( 0.00%) let self_ty = cx.tcx.type_of(item.owner_id).instantiate_identity().skip_norm_wip(); 526 ( 0.00%) let ret_ty = return_ty(cx, impl_item.owner_id); 29,245 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::return_ty (263x) . . // Do not check trait impls 1,052 ( 0.00%) if matches!(item.kind, ItemKind::Impl(Impl { of_trait: Some(_), .. })) { . return; . } . . // Ensure method is constructor-like . if let Some(self_adt) = self_ty.ty_adt_def() { 92 ( 0.00%) if !contains_adt_constructor(ret_ty, self_adt) { 10,193 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::contains_adt_constructor (46x) . return; . } . } else if !ret_ty.contains(self_ty) { . return; . } . . if let Some(self_def) = self_ty.ty_adt_def() . && let Some(self_local_did) = self_def.did().as_local() 132 ( 0.00%) && let Node::Item(x) = cx.tcx.hir_node_by_def_id(self_local_did) 132 ( 0.00%) && let Some(type_ident) = x.kind.ident() 484 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/hir.rs:::ident (44x) 88 ( 0.00%) && let type_name = type_ident.name.as_str().to_lowercase() 8,221 ( 0.00%) => ???:::to_lowercase (44x) 45 ( 0.00%) && (impl_item.ident.name.as_str() == type_name 89 ( 0.00%) || impl_item.ident.name.as_str().replace('_', "") == type_name) 9,372 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/str.rs:::replace:: (44x) . { . span_lint( . cx, . SELF_NAMED_CONSTRUCTORS, . impl_item.span, . format!("constructor `{}` has the same name as the type", impl_item.ident.name), . ); . } 24,408 ( 0.00%) } . } 5,693 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/attr/mod.rs -------------------------------------------------------------------------------- Ir -- line 464 ---------------------------------------- . /// ``` . /// . /// It returns `None` in any other cases like: . /// . /// ```text . /// #[attr("value")] . /// ``` . pub fn value_str(&self) -> Option { 2,214 ( 0.00%) match &self.kind { . MetaItemKind::NameValue(v) => v.kind.str(), . _ => None, . } . } . . fn from_tokens(iter: &mut TokenStreamIter<'_>) -> Option { . // FIXME: Share code with `parse_path`. . let tt = iter.next().map(|tt| TokenTree::uninterpolate(tt)); -- line 480 ---------------------------------------- -- line 689 ---------------------------------------- . MetaItemInner::MetaItem(_item) => Some(self), . MetaItemInner::Lit(MetaItemLit { kind: LitKind::Bool(_), .. }) => Some(self), . _ => None, . } . } . . /// Returns the `MetaItem` if `self` is a `MetaItemInner::MetaItem`. . pub fn meta_item(&self) -> Option<&MetaItem> { 970 ( 0.00%) match self { . MetaItemInner::MetaItem(item) => Some(item), . _ => None, . } . } . . /// Returns `true` if the variant is `MetaItem`. . pub fn is_meta_item(&self) -> bool { . self.meta_item().is_some() -- line 705 ---------------------------------------- -- line 934 ---------------------------------------- . /// So `#[doc = "doc"]` (which is a doc comment) and `#[doc(...)]` (which is not . /// a doc comment) will return `false`. . fn is_doc_comment(&self) -> Option; . . /// Returns true if the attribute's first *and only* path segment is equal to the passed-in . /// symbol. . #[inline] . fn has_name(&self, name: Symbol) -> bool { 54,344 ( 0.00%) self.name().map(|x| x == name).unwrap_or(false) 17,068 ( 0.00%) => ???:::name (3,767x) . } . . /// Returns true if the attribute's first *and only* path segment is any of the passed-in . /// symbols. . #[inline] . fn has_any_name(&self, names: &[Symbol]) -> bool { . names.iter().any(|&name| self.has_name(name)) . } -- line 950 ---------------------------------------- -- line 951 ---------------------------------------- . . /// get the span of the entire attribute . fn span(&self) -> Span; . . /// Returns whether the attribute is a path, without any arguments. . fn is_word(&self) -> bool; . . fn path(&self) -> SmallVec<[Symbol; 1]> { 5,558 ( 0.00%) self.symbol_path().unwrap_or(smallvec![sym::doc]) 178,678 ( 0.01%) => ???:::symbol_path (5,342x) . } . . fn path_span(&self) -> Option; . . /// Returns None for doc comments . fn symbol_path(&self) -> Option>; . . /// Returns the documentation if this is a doc comment or a sugared doc comment. -- line 967 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_data_structures/src/sync/freeze.rs -------------------------------------------------------------------------------- Ir -- line 67 ---------------------------------------- . hint::cold_path(); . None . } . } . . #[inline] . pub fn read(&self) -> FreezeReadGuard<'_, T> { . FreezeReadGuard { 22,300 ( 0.00%) _lock_guard: if self.frozen.load(Ordering::Acquire) { . None . } else { . Some(self.lock.read()) . }, . data: unsafe { NonNull::new_unchecked(self.data.get()) }, . } . } . -- line 83 ---------------------------------------- -- line 137 ---------------------------------------- . // the data cannot be modified and shared access is sound. . unsafe { &*self.data.as_ptr() } . } . } . . impl<'a, T: ?Sized> FreezeReadGuard<'a, T> { . #[inline] . pub fn map(this: Self, f: impl FnOnce(&T) -> &U) -> FreezeReadGuard<'a, U> { 12,988 ( 0.00%) FreezeReadGuard { data: NonNull::from(f(&*this)), _lock_guard: this._lock_guard } . } . } . . /// A guard holding mutable access to a `FreezeLock` which is in a locked state or frozen. . #[must_use = "if unused the FreezeLock may immediately unlock"] . pub struct FreezeWriteGuard<'a, T: ?Sized> { . _lock_guard: WriteGuard<'a, ()>, . frozen: &'a AtomicBool, -- line 153 ---------------------------------------- 11,150 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs -------------------------------------------------------------------------------- Ir -- line 73 ---------------------------------------- . derive_src: Option, . . // When a macro is disallowed in an early pass, it's stored . // and emitted during the late pass. This happens for attributes. . early_macro_cache: AttrStorage, . } . . impl DisallowedMacros { 6 ( 0.00%) pub fn new(tcx: TyCtxt<'_>, conf: &'static Conf, early_macro_cache: AttrStorage) -> Self { 12 ( 0.00%) let (disallowed, _) = create_disallowed_map( 38 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_config/src/types.rs:clippy_config::types::create_disallowed_map::::new::{closure#0}> (1x) . tcx, . &conf.disallowed_macros, . PathNS::Macro, . |def_kind| matches!(def_kind, DefKind::Macro(_)), . "macro", . false, . ); 6 ( 0.00%) Self { 4 ( 0.00%) disallowed, . seen: FxHashSet::default(), . derive_src: None, . early_macro_cache, . } 5 ( 0.00%) } . 1,208,264 ( 0.05%) fn check(&mut self, cx: &LateContext<'_>, span: Span, derive_src: Option) { 151,033 ( 0.01%) if self.disallowed.is_empty() { . return; . } . . for mac in macro_backtrace(span) { . if !self.seen.insert(mac.expn) { . return; . } . -- line 107 ---------------------------------------- -- line 119 ---------------------------------------- . msg, . add_note, . ); . } else { . span_lint_and_then(cx, DISALLOWED_MACROS, mac.span, msg, add_note); . } . } . } 1,208,264 ( 0.05%) } . } . . impl LateLintPass<'_> for DisallowedMacros { 6 ( 0.00%) fn check_crate(&mut self, cx: &LateContext<'_>) { . // once we check a crate in the late pass we can emit the early pass lints . if let Some(attr_spans) = self.early_macro_cache.clone().0.get() { . for span in attr_spans { 26,710 ( 0.00%) self.check(cx, *span, None); 96,156 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (5,342x) . } . } 7 ( 0.00%) } . . fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 222,000 ( 0.01%) self.check(cx, expr.span, None); 799,200 ( 0.03%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (44,400x) . // `$t + $t` can have the context of $t, check also the span of the binary operator 89,216 ( 0.00%) if let ExprKind::Binary(op, ..) = expr.kind { 1,664 ( 0.00%) self.check(cx, op.span, None); 7,488 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (416x) . } . } . . fn check_stmt(&mut self, cx: &LateContext<'_>, stmt: &Stmt<'_>) { 8,480 ( 0.00%) self.check(cx, stmt.span, None); 38,160 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (2,120x) . } . . fn check_ty(&mut self, cx: &LateContext<'_>, ty: &Ty<'_, AmbigArg>) { 111,600 ( 0.00%) self.check(cx, ty.span, None); 502,200 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (27,900x) . } . . fn check_pat(&mut self, cx: &LateContext<'_>, pat: &Pat<'_>) { 59,540 ( 0.00%) self.check(cx, pat.span, None); 267,930 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (14,885x) . } . 15,020 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'_>, item: &Item<'_>) { 6,008 ( 0.00%) self.check(cx, item.span, self.derive_src); 27,036 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (1,502x) 7,510 ( 0.00%) self.check(cx, item.vis_span, None); 27,036 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (1,502x) . 4,506 ( 0.00%) if matches!( 1,502 ( 0.00%) item.kind, . ItemKind::Struct(..) | ItemKind::Enum(..) | ItemKind::Union(..) 302 ( 0.00%) ) && macro_backtrace(item.span).all(|m| !matches!(m.kind, MacroKind::Derive)) . { 450 ( 0.00%) self.derive_src = Some(item.owner_id); . } 12,016 ( 0.00%) } . . fn check_foreign_item(&mut self, cx: &LateContext<'_>, item: &ForeignItem<'_>) { . self.check(cx, item.span, None); . self.check(cx, item.vis_span, None); . } . . fn check_impl_item(&mut self, cx: &LateContext<'_>, item: &ImplItem<'_>) { 15,255 ( 0.00%) self.check(cx, item.span, None); 54,918 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (3,051x) 6,161 ( 0.00%) if let ImplItemImplKind::Inherent { vis_span, .. } = item.impl_kind { 236 ( 0.00%) self.check(cx, vis_span, None); 1,062 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (59x) . } . } . . fn check_trait_item(&mut self, cx: &LateContext<'_>, item: &TraitItem<'_>) { 732 ( 0.00%) self.check(cx, item.span, None); 3,294 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (183x) . } . . fn check_path(&mut self, cx: &LateContext<'_>, path: &Path<'_>, _: HirId) { 198,692 ( 0.01%) self.check(cx, path.span, None); 894,114 ( 0.04%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (49,673x) . } . } 675 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/needless_late_init.rs -------------------------------------------------------------------------------- Ir -- line 68 ---------------------------------------- . . pub struct NeedlessLateInit<'tcx> { . check_grouped_late_init: bool, . grouped_late_inits: Vec<(HirId, HirIdMap>)>, . } . . impl<'tcx> NeedlessLateInit<'tcx> { . pub fn new(conf: &'static Conf) -> Self { 4 ( 0.00%) Self { . check_grouped_late_init: conf.check_grouped_late_init, . grouped_late_inits: Vec::default(), . } . } . . fn check_if_or_match( . &mut self, . cx: &LateContext<'tcx>, -- line 84 ---------------------------------------- -- line 357 ---------------------------------------- . #[derive(Debug)] . struct GroupedLateInit<'tcx> { . usage: Usage<'tcx>, . assigns: Vec>, . decls: HirIdMap<&'tcx LetStmt<'tcx>>, . } . . impl<'tcx> LateLintPass<'tcx> for NeedlessLateInit<'tcx> { 6,264 ( 0.00%) fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) { 1,566 ( 0.00%) let mut parents = cx.tcx.hir_parent_iter(local.hir_id); 799 ( 0.00%) if let LetStmt { . init: None, . pat: . Pat { . kind: PatKind::Binding(BindingMode::NONE, binding_id, _, None), . .. . }, . source: LocalSource::Normal, . .. 791 ( 0.00%) } = local . && let Some((_, Node::Stmt(local_stmt))) = parents.next() . && let Some((_, Node::Block(block))) = parents.next() . && let Some(usage) = first_usage(cx, *binding_id, local_stmt.hir_id, block) . { . if self.check_grouped_late_init . && let Some((hir_id, late_inits)) = self.grouped_late_inits.last_mut() . && *hir_id == block.hir_id . && let Some(late_init) = late_inits.get_mut(&usage.expr.hir_id) -- line 384 ---------------------------------------- -- line 437 ---------------------------------------- . self.check_if_or_match(cx, local, block, *binding_id, usage, exprs); . }, . ExprKind::Match(_, arms, MatchSource::Normal) => { . self.check_if_or_match(cx, local, block, *binding_id, usage, arms.iter().map(|arm| arm.body)); . }, . _ => {}, . } . } 6,264 ( 0.00%) } . 31,232 ( 0.00%) fn check_block_post(&mut self, cx: &LateContext<'tcx>, block: &'tcx Block<'tcx>) { 7,808 ( 0.00%) if self.check_grouped_late_init . && let Some((_, late_inits)) = self.grouped_late_inits.pop_if(|(hir_id, _)| *hir_id == block.hir_id) . { . 'outer: for (_, late_init) in late_inits { . if late_init.decls.len() < late_init.assigns[0].0.len() { . continue; . } . . let mut suggestions = vec![]; -- line 456 ---------------------------------------- -- line 513 ---------------------------------------- . format!("move the declarations here and remove the assignments from the {descriptor}"), . suggestions, . applicability, . ); . }, . ); . } . } 31,232 ( 0.00%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/casts/cast_abs_to_unsigned.rs -------------------------------------------------------------------------------- Ir -- line 4 ---------------------------------------- . use clippy_utils::sym; . use rustc_errors::Applicability; . use rustc_hir::{Expr, ExprKind}; . use rustc_lint::LateContext; . use rustc_middle::ty::{self, Ty}; . . use super::CAST_ABS_TO_UNSIGNED; . 7,758 ( 0.00%) pub(super) fn check( . cx: &LateContext<'_>, . expr: &Expr<'_>, . cast_expr: &Expr<'_>, . cast_from: Ty<'_>, . cast_to: Ty<'_>, . msrv: Msrv, . ) { 1,724 ( 0.00%) if let ty::Int(from) = cast_from.kind() 1,336 ( 0.00%) && let ty::Uint(to) = cast_to.kind() . && let ExprKind::MethodCall(method_path, receiver, [], _) = cast_expr.kind . && method_path.ident.name == sym::abs . && msrv.meets(cx, msrvs::UNSIGNED_ABS) . { . let span = if from.bit_width() == to.bit_width() { . expr.span . } else { . // if the result of `.unsigned_abs` would be a different type, keep the cast -- line 29 ---------------------------------------- -- line 36 ---------------------------------------- . CAST_ABS_TO_UNSIGNED, . span, . format!("casting the result of `{cast_from}::abs()` to {cast_to}"), . "replace with", . format!("{}.unsigned_abs()", Sugg::hir(cx, receiver, "..").maybe_paren()), . Applicability::MachineApplicable, . ); . } 6,896 ( 0.00%) } -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/index.rs -------------------------------------------------------------------------------- Ir -- line 82 ---------------------------------------- . #[inline(always)] . const unsafe fn get_offset_len_noubcheck( . ptr: *const [T], . offset: usize, . len: usize, . ) -> *const [T] { . let ptr = ptr as *const T; . // SAFETY: The caller already checked these preconditions 32,430 ( 0.00%) let ptr = unsafe { crate::intrinsics::offset(ptr, offset) }; . crate::intrinsics::aggregate_raw_ptr(ptr, len) . } . . #[inline(always)] . const unsafe fn get_offset_len_mut_noubcheck( . ptr: *mut [T], . offset: usize, . len: usize, . ) -> *mut [T] { . let ptr = ptr as *mut T; . // SAFETY: The caller already checked these preconditions 613 ( 0.00%) let ptr = unsafe { crate::intrinsics::offset(ptr, offset) }; . crate::intrinsics::aggregate_raw_ptr(ptr, len) . } . . /// A helper trait used for indexing operations. . /// . /// Implementations of this trait have to promise that if the argument . /// to `get_unchecked(_mut)` is a safe reference, then so is the result. . #[stable(feature = "slice_get_slice", since = "1.28.0")] -- line 110 ---------------------------------------- -- line 176 ---------------------------------------- . /// The methods `index` and `index_mut` panic if the index is out of bounds. . #[stable(feature = "slice_get_slice_impls", since = "1.15.0")] . #[rustc_const_unstable(feature = "const_index", issue = "143775")] . const unsafe impl SliceIndex<[T]> for usize { . type Output = T; . . #[inline] . fn get(self, slice: &[T]) -> Option<&T> { 606,929 ( 0.02%) if self < slice.len() { . // SAFETY: `self` is checked to be in bounds. 27,195 ( 0.00%) unsafe { Some(slice_get_unchecked(slice, self)) } . } else { . None . } . } . . #[inline] . #[rustc_no_writable] . fn get_mut(self, slice: &mut [T]) -> Option<&mut T> { 1,328 ( 0.00%) if self < slice.len() { . // SAFETY: `self` is checked to be in bounds. . unsafe { Some(slice_get_unchecked(slice, self)) } . } else { . None . } . } . . #[inline] -- line 203 ---------------------------------------- -- line 211 ---------------------------------------- . // SAFETY: the caller guarantees that `slice` is not dangling, so it . // cannot be longer than `isize::MAX`. They also guarantee that . // `self` is in bounds of `slice` so `self` cannot overflow an `isize`, . // so the call to `add` is safe. . unsafe { . // Use intrinsics::assume instead of hint::assert_unchecked so that we don't check the . // precondition of this function twice. . crate::intrinsics::assume(self < slice.len()); 2,644 ( 0.00%) slice_get_unchecked(slice, self) . } . } . . #[inline] . #[track_caller] . unsafe fn get_unchecked_mut(self, slice: *mut [T]) -> *mut T { . assert_unsafe_precondition!( . check_library_ub, . "slice::get_unchecked_mut requires that the index is within the slice", . (this: usize = self, len: usize = slice.len()) => this < len . ); . // SAFETY: see comments for `get_unchecked` above. 923 ( 0.00%) unsafe { slice_get_unchecked(slice, self) } . } . . #[inline] . fn index(self, slice: &[T]) -> &T { . // N.B., use intrinsic indexing 1,118,521 ( 0.04%) &(*slice)[self] . } . . #[inline] . #[rustc_no_writable] . fn index_mut(self, slice: &mut [T]) -> &mut T { . // N.B., use intrinsic indexing 17,427 ( 0.00%) &mut (*slice)[self] . } . } . . /// Because `IndexRange` guarantees `start <= end`, fewer checks are needed here . /// than there are for a general `Range` (which might be `100..3`). . #[rustc_const_unstable(feature = "const_index", issue = "143775")] . const unsafe impl SliceIndex<[T]> for ops::IndexRange { . type Output = [T]; -- line 253 ---------------------------------------- -- line 391 ---------------------------------------- . ( . start: usize = self.start, . end: usize = self.end, . len: usize = slice.len() . ) => end >= start && end <= len . ); . // SAFETY: see comments for `get_unchecked` above. . unsafe { 14 ( 0.00%) let new_len = crate::intrinsics::unchecked_sub(self.end, self.start); . get_offset_len_mut_noubcheck(slice, self.start, new_len) . } . } . . #[inline(always)] . fn index(self, slice: &[T]) -> &[T] { . // Using checked_sub is a safe way to get `SubUnchecked` in MIR . if let Some(new_len) = usize::checked_sub(self.end, self.start) 464 ( 0.00%) && self.end <= slice.len() . { . // SAFETY: `self` is checked to be valid and in bounds above. . unsafe { &*get_offset_len_noubcheck(slice, self.start, new_len) } . } else { . slice_index_fail(self.start, self.end, slice.len()) . } . } . -- line 416 ---------------------------------------- -- line 536 ---------------------------------------- . #[inline] . unsafe fn get_unchecked_mut(self, slice: *mut [T]) -> *mut [T] { . // SAFETY: the caller has to uphold the safety contract for `get_unchecked_mut`. . unsafe { (self.start..slice.len()).get_unchecked_mut(slice) } . } . . #[inline] . fn index(self, slice: &[T]) -> &[T] { 298 ( 0.00%) if self.start > slice.len() { . slice_index_fail(self.start, slice.len(), slice.len()) . } . // SAFETY: `self` is checked to be valid and in bounds above. . unsafe { 4 ( 0.00%) let new_len = crate::intrinsics::unchecked_sub(slice.len(), self.start); . &*get_offset_len_noubcheck(slice, self.start, new_len) . } . } . . #[inline] . #[rustc_no_writable] . fn index_mut(self, slice: &mut [T]) -> &mut [T] { . if self.start > slice.len() { -- line 557 ---------------------------------------- 84,167 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/asm_syntax.rs -------------------------------------------------------------------------------- Ir -- line 136 ---------------------------------------- . if let ItemKind::GlobalAsm(inline_asm) = &item.kind { . check_asm_syntax(INLINE_ASM_X86_INTEL_SYNTAX, cx, inline_asm, item.span, AsmStyle::Intel); . } . } . } . . impl EarlyLintPass for InlineAsmX86AttSyntax { . fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 72,174 ( 0.00%) if let ExprKind::InlineAsm(inline_asm) = &expr.kind { . check_asm_syntax(INLINE_ASM_X86_ATT_SYNTAX, cx, inline_asm, expr.span, AsmStyle::Att); . } . } . . fn check_item(&mut self, cx: &EarlyContext<'_>, item: &Item) { 3,831 ( 0.00%) if let ItemKind::GlobalAsm(inline_asm) = &item.kind { . check_asm_syntax(INLINE_ASM_X86_ATT_SYNTAX, cx, inline_asm, item.span, AsmStyle::Att); . } . } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/item_name_repetitions.rs -------------------------------------------------------------------------------- Ir -- line 181 ---------------------------------------- . is_public: bool, . /// How many bodies are between this module and the current lint pass position. . /// . /// Only the most recently seen module is updated when entering/exiting a body. . in_body_count: u32, . } . . impl ItemNameRepetitions { 7 ( 0.00%) pub fn new(conf: &'static Conf) -> Self { 9 ( 0.00%) Self { . modules: Vec::new(), 1 ( 0.00%) enum_threshold: conf.enum_variant_name_threshold, 1 ( 0.00%) struct_threshold: conf.struct_field_name_threshold, 1 ( 0.00%) avoid_breaking_exported_api: conf.avoid_breaking_exported_api, 1 ( 0.00%) allow_exact_repetitions: conf.allow_exact_repetitions, 1 ( 0.00%) allow_private_module_inception: conf.allow_private_module_inception, 14 ( 0.00%) allowed_prefixes: conf.allowed_prefixes.iter().map(|s| to_camel_case(s)).collect(), 2,298 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::to_camel_case (6x) . } 9 ( 0.00%) } . . fn is_allowed_prefix(&self, prefix: &str) -> bool { . self.allowed_prefixes.contains(prefix) . } . } . . #[must_use] . fn have_no_extra_prefix(prefixes: &[&str]) -> bool { . prefixes.iter().all(|p| p == &"" || p == &"_") . } . . impl ItemNameRepetitions { . /// Lint the names of enum variants against the name of the enum. . fn check_variants(&self, cx: &LateContext<'_>, item: &Item<'_>, def: &EnumDef<'_>) { 267 ( 0.00%) if self.avoid_breaking_exported_api && cx.effective_visibilities.is_exported(item.owner_id.def_id) { 846 ( 0.00%) => ???:::is_exported (18x) . return; . } . . if (def.variants.len() as u64) < self.enum_threshold { . return; . } . 9 ( 0.00%) let Some(ident) = item.kind.ident() else { . return; . }; . let item_name = ident.name.as_str(); 12 ( 0.00%) for var in def.variants { . check_enum_start(cx, item_name, var); . check_enum_end(cx, item_name, var); . } . 3 ( 0.00%) Self::check_enum_common_affix(cx, item, def); . } . . /// Lint the names of struct fields against the name of the struct. 909 ( 0.00%) fn check_fields(&self, cx: &LateContext<'_>, item: &Item<'_>, fields: &[FieldDef<'_>]) { 202 ( 0.00%) if (fields.len() as u64) < self.struct_threshold { . return; . } . 76 ( 0.00%) self.check_struct_name_repetition(cx, item, fields); . self.check_struct_common_affix(cx, item, fields); 808 ( 0.00%) } . . fn check_enum_common_affix(cx: &LateContext<'_>, item: &Item<'_>, def: &EnumDef<'_>) { . let first = match def.variants.first() { 3 ( 0.00%) Some(variant) => variant.ident.name.as_str(), . None => return, . }; 9 ( 0.00%) let mut pre = camel_case_split(first); 2,886 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::camel_case_split (3x) 6 ( 0.00%) let mut post = pre.clone(); 279 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs: as core::clone::Clone>::clone (3x) . post.reverse(); . for var in def.variants { . let name = var.ident.name.as_str(); . 9 ( 0.00%) let variant_split = camel_case_split(name); 2,886 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::camel_case_split (3x) 6 ( 0.00%) if variant_split.len() == 1 { . return; . } . . pre = pre . .iter() . .zip(variant_split.iter()) . .take_while(|(a, b)| a == b) . .map(|e| *e.0) -- line 264 ---------------------------------------- -- line 296 ---------------------------------------- . // this prevents linting in macros in which the location of the field identifier names differ . if !fields . .iter() . .all(|field| item.kind.ident().is_some_and(|i| i.span.eq_ctxt(field.ident.span))) . { . return; . } . 114 ( 0.00%) if self.avoid_breaking_exported_api . && fields . .iter() 62 ( 0.00%) .any(|field| cx.effective_visibilities.is_exported(field.def_id)) 2,634 ( 0.00%) => ???:::is_exported (62x) . { . return; . } . . let mut pre: Vec<&str> = match fields.first() { . Some(first_field) => first_field.ident.name.as_str().split('_').collect(), . None => return, . }; . let mut post = pre.clone(); . post.reverse(); . for field in fields { . let field_split: Vec<&str> = field.ident.name.as_str().split('_').collect(); 40 ( 0.00%) if field_split.len() == 1 { . return; . } . . pre = pre . .into_iter() . .zip(field_split.iter()) . .take_while(|(a, b)| &a == b) . .map(|e| e.0) -- line 328 ---------------------------------------- -- line 360 ---------------------------------------- . format!("all fields have the same {what}fix: `{value}`"), . None, . format!("remove the {what}fixes"), . ); . } . } . . fn check_struct_name_repetition(&self, cx: &LateContext<'_>, item: &Item<'_>, fields: &[FieldDef<'_>]) { 76 ( 0.00%) let Some(ident) = item.kind.ident() else { return }; 38 ( 0.00%) let snake_name = to_snake_case(ident.name.as_str()); 28,524 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::to_snake_case (19x) . let item_name_words: Vec<&str> = snake_name.split('_').collect(); . for field in fields { 462 ( 0.00%) if self.avoid_breaking_exported_api && cx.effective_visibilities.is_exported(field.def_id) { 2,862 ( 0.00%) => ???:::is_exported (66x) . continue; . } . 60 ( 0.00%) if !field.ident.span.eq_ctxt(ident.span) { . // consider linting only if the field identifier has the same SyntaxContext as the item(struct) . continue; . } . . let field_words: Vec<&str> = field.ident.name.as_str().split('_').collect(); 120 ( 0.00%) if field_words.len() >= item_name_words.len() { . // if the field name is shorter than the struct name it cannot contain it 6 ( 0.00%) if field_words.iter().zip(item_name_words.iter()).all(|(a, b)| a == b) { . span_lint_hir( . cx, . STRUCT_FIELD_NAMES, . field.hir_id, . field.span, . "field name starts with the struct's name", . ); . } 12 ( 0.00%) if field_words.len() > item_name_words.len() . // lint only if the end is not covered by the start . && field_words . .iter() . .rev() . .zip(item_name_words.iter().rev()) . .all(|(a, b)| a == b) . { . span_lint_hir( -- line 401 ---------------------------------------- -- line 410 ---------------------------------------- . } . } . } . . fn check_enum_start(cx: &LateContext<'_>, item_name: &str, variant: &Variant<'_>) { . let name = variant.ident.name.as_str(); . let item_name_chars = item_name.chars().count(); . 287 ( 0.00%) if count_match_start(item_name, name).char_count == item_name_chars 4,713 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::count_match_start (41x) . && name.chars().nth(item_name_chars).is_some_and(|c| !c.is_lowercase()) . && name.chars().nth(item_name_chars + 1).is_some_and(|c| !c.is_numeric()) . && !check_enum_tuple_path_match(name, variant.data) . { . span_lint_hir( . cx, . ENUM_VARIANT_NAMES, . variant.hir_id, -- line 426 ---------------------------------------- -- line 429 ---------------------------------------- . ); . } . } . . fn check_enum_end(cx: &LateContext<'_>, item_name: &str, variant: &Variant<'_>) { . let name = variant.ident.name.as_str(); . let item_name_chars = item_name.chars().count(); . 328 ( 0.00%) if count_match_end(item_name, name).char_count == item_name_chars 5,649 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::count_match_end (41x) . && !check_enum_tuple_path_match(name, variant.data) . { . span_lint_hir( . cx, . ENUM_VARIANT_NAMES, . variant.hir_id, . variant.span, . "variant name ends with the enum's name", -- line 445 ---------------------------------------- -- line 465 ---------------------------------------- . .any(|segment| segment.ident.name.as_str() == variant_name), . TyKind::Path(QPath::TypeRelative(_, segment)) => segment.ident.name.as_str() == variant_name, . _ => false, . } . } . . impl LateLintPass<'_> for ItemNameRepetitions { . fn check_item_post(&mut self, _: &LateContext<'_>, item: &Item<'_>) { 3,004 ( 0.00%) if matches!(item.kind, ItemKind::Mod(..)) { . let prev = self.modules.pop(); . debug_assert!(prev.is_some()); . } . } . . fn check_body(&mut self, _: &LateContext<'_>, _: &Body<'_>) { 5,928 ( 0.00%) if let [.., last] = &mut *self.modules { 5,928 ( 0.00%) last.in_body_count += 1; . } . } . . fn check_body_post(&mut self, _: &LateContext<'_>, _: &Body<'_>) { 5,928 ( 0.00%) if let [.., last] = &mut *self.modules { 5,928 ( 0.00%) last.in_body_count -= 1; . } . } . 13,518 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'_>, item: &Item<'_>) { 8,418 ( 0.00%) let ident = match item.kind { 54 ( 0.00%) ItemKind::Mod(ident, _) => { 81 ( 0.00%) if let [.., prev] = &*self.modules . && prev.name == ident.name . && prev.in_body_count == 0 . && (!self.allow_private_module_inception || prev.is_public) . && !item.span.from_expansion() . && !is_from_proc_macro(cx, item) . { . span_lint( . cx, -- line 502 ---------------------------------------- -- line 503 ---------------------------------------- . MODULE_INCEPTION, . item.span, . "module has the same name as its containing module", . ); . } . ident . }, . 126 ( 0.00%) ItemKind::Enum(ident, _, def) => { 90 ( 0.00%) if !ident.span.in_external_macro(cx.tcx.sess.source_map()) { 18 ( 0.00%) self.check_variants(cx, item, &def); . } . ident . }, 414 ( 0.00%) ItemKind::Struct(ident, _, data) => { 722 ( 0.00%) if let VariantData::Struct { fields, .. } = data 404 ( 0.00%) && !ident.span.in_external_macro(cx.tcx.sess.source_map()) . { 707 ( 0.00%) self.check_fields(cx, item, fields); 85,854 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/item_name_repetitions.rs:::check_fields (101x) . } . ident . }, . . ItemKind::Const(ident, ..) 1 ( 0.00%) | ItemKind::ExternCrate(_, ident) . | ItemKind::Fn { ident, .. } . | ItemKind::Macro(ident, ..) . | ItemKind::Static(_, ident, ..) . | ItemKind::Trait { ident, .. } . | ItemKind::TraitAlias(_, ident, ..) . | ItemKind::TyAlias(ident, ..) . | ItemKind::Union(ident, ..) . | ItemKind::Use(_, UseKind::Single(ident)) => ident, . . ItemKind::ForeignMod { .. } | ItemKind::GlobalAsm { .. } | ItemKind::Impl(_) | ItemKind::Use(..) => return, . }; . . let item_name = ident.name.as_str(); 1,236 ( 0.00%) let item_camel = to_camel_case(item_name); 157,196 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::to_camel_case (618x) . 1,236 ( 0.00%) if let [.., prev] = &*self.modules 1,809 ( 0.00%) && prev.is_public 358 ( 0.00%) && prev.in_body_count == 0 388 ( 0.00%) && !item.span.from_expansion() 312 ( 0.00%) && !matches!(item.kind, ItemKind::Macro(..)) 596 ( 0.00%) && cx.tcx.visibility(item.owner_id).is_public() . { 186 ( 0.00%) if !self.allow_exact_repetitions && item_camel == prev.name_camel { . if !is_from_proc_macro(cx, item) { . span_lint( . cx, . MODULE_NAME_REPETITIONS, . ident.span, . "item name is the same as its containing module's name", . ); . } 186 ( 0.00%) } else if item_camel.len() > prev.name_camel.len() { . if let Some(s) = item_camel.strip_prefix(&prev.name_camel) . && let Some(c) = s.chars().next() 98 ( 0.00%) && (c == '_' || c.is_uppercase() || c.is_numeric()) . { . if !is_from_proc_macro(cx, item) { . span_lint( . cx, . MODULE_NAME_REPETITIONS, . ident.span, . "item name starts with its containing module's name", . ); -- line 570 ---------------------------------------- -- line 578 ---------------------------------------- . MODULE_NAME_REPETITIONS, . ident.span, . "item name ends with its containing module's name", . ); . } . } . } . 1,218 ( 0.00%) if matches!(item.kind, ItemKind::Mod(..)) { . self.modules.push(ModInfo { . name: ident.name, . name_camel: item_camel, 81 ( 0.00%) is_public: cx.tcx.visibility(item.owner_id).is_public(), . in_body_count: 0, . }); . } 12,016 ( 0.00%) } . } 5,926 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/redundant_closure_call.rs -------------------------------------------------------------------------------- Ir -- line 88 ---------------------------------------- . &'tcx hir::Expr<'tcx>, . &'tcx hir::FnDecl<'tcx>, . ty::Asyncness, . &'tcx [Param<'tcx>], . CaptureBy, . )> { . let mut data = None; . 11,760 ( 0.00%) while let ExprKind::Closure(closure) = expr.kind . && let body = cx.tcx.hir_body(closure.body) . && !contains_early_return(body.value) . && steps > 0 . { . let mut unwrapped_body_value = body.value; . let mut asyncness = ty::Asyncness::No; . let mut capture_clause = closure.capture_clause; . -- line 104 ---------------------------------------- -- line 147 ---------------------------------------- . /// ^^ this is the call expression we were given . /// ^^ this is what we want to return (and the depth is 3) . /// ``` . fn get_parent_call_exprs<'tcx>( . cx: &LateContext<'tcx>, . mut expr: &'tcx hir::Expr<'tcx>, . ) -> (&'tcx hir::Expr<'tcx>, usize) { . let mut depth = 1; 29,400 ( 0.00%) while let Some(parent) = get_parent_expr(cx, expr) 766,234 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr (5,880x) 10,910 ( 0.00%) && let ExprKind::Call(recv, _) = parent.kind . && expr.span == recv.span . { . expr = parent; . depth += 1; . } . (expr, depth) . } . . impl<'tcx> LateLintPass<'tcx> for RedundantClosureCall { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'tcx>) { 263,628 ( 0.01%) if expr.span.in_external_macro(cx.sess().source_map()) { . return; . } . 5,900 ( 0.00%) if let ExprKind::Call(recv, _) = expr.kind . // don't lint if the receiver is a call, too. . // we do this in order to prevent linting multiple times; consider: . // `(|| || 1)()()` . // ^^ we only want to lint for this call (but we walk up the calls to consider both calls). . // without this check, we'd end up linting twice. 11,800 ( 0.00%) && !matches!(recv.kind, ExprKind::Call(..)) . // Check if `recv` comes from a macro expansion. If it does, make sure that it's an expansion that is . // the same as the one the call is in. . // For instance, let's assume `x!()` returns a closure: . // B ---v . // x!()() . // ^- A . // The call happens in the expansion `A`, while the closure originates from the expansion `B`. . // We don't want to suggest replacing `x!()()` with `x!()`. 11,800 ( 0.00%) && recv.span.ctxt().outer_expn() == expr.span.ctxt().outer_expn() . && let (full_expr, call_depth) = get_parent_call_exprs(cx, expr) . && let Some((mut body, fn_decl, coroutine_kind, params, capture_clause)) = . find_innermost_closure(cx, recv, call_depth) . // outside macros we lint properly. Inside macros, we lint only ||() style closures. . && (!matches!(expr.span.ctxt().outer_expn_data().kind, ExpnKind::Macro(_, _)) || params.is_empty()) . { . span_lint_and_then( . cx, -- line 194 ---------------------------------------- -- line 229 ---------------------------------------- . .maybe_paren(); . } . . diag.span_suggestion(full_expr.span, "try doing something like", hint, applicability); . } . }, . ); . } 355,200 ( 0.01%) } . 27,328 ( 0.00%) fn check_block(&mut self, cx: &LateContext<'tcx>, block: &'tcx hir::Block<'_>) { . fn count_closure_usage<'tcx>( . cx: &LateContext<'tcx>, . block: &'tcx hir::Block<'_>, . path: &'tcx hir::Path<'tcx>, . ) -> usize { . struct ClosureUsageCount<'a, 'tcx> { . cx: &'a LateContext<'tcx>, . path: &'tcx hir::Path<'tcx>, -- line 247 ---------------------------------------- -- line 265 ---------------------------------------- . self.cx.tcx . } . } . let mut closure_usage_count = ClosureUsageCount { cx, path, count: 0 }; . closure_usage_count.visit_block(block); . closure_usage_count.count . } . 4,396 ( 0.00%) for w in block.stmts.windows(2) { 2,389 ( 0.00%) if let hir::StmtKind::Let(local) = w[0].kind 1,377 ( 0.00%) && let Some(t) = local.init 904 ( 0.00%) && let ExprKind::Closure { .. } = t.kind . && let hir::PatKind::Binding(_, _, ident, _) = local.pat.kind . && let hir::StmtKind::Semi(second) = w[1].kind . && let ExprKind::Assign(_, call, _) = second.kind . && let ExprKind::Call(closure, _) = call.kind . && let ExprKind::Path(hir::QPath::Resolved(_, path)) = closure.kind . && ident == path.segments[0].ident . && count_closure_usage(cx, block, path) == 1 . { -- line 284 ---------------------------------------- -- line 286 ---------------------------------------- . cx, . REDUNDANT_CLOSURE_CALL, . second.hir_id, . second.span, . "closure called just once immediately after it was declared", . ); . } . } 31,232 ( 0.00%) } . } 50,158 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/copied.rs -------------------------------------------------------------------------------- Ir -- line 17 ---------------------------------------- . #[must_use = "iterators are lazy and do nothing unless consumed"] . #[derive(Clone, Debug)] . pub struct Copied { . it: I, . } . . impl Copied { . pub(in crate::iter) const fn new(it: I) -> Copied { 20,960 ( 0.00%) Copied { it } . } . . #[doc(hidden)] . #[unstable(feature = "copied_into_inner", issue = "none")] . pub fn into_inner(self) -> I { . self.it . } . } . . fn copy_fold(mut f: impl FnMut(Acc, T) -> Acc) -> impl FnMut(Acc, &T) -> Acc { . move |acc, &elt| f(acc, elt) . } . . fn copy_try_fold(mut f: impl FnMut(Acc, T) -> R) -> impl FnMut(Acc, &T) -> R { 2,162 ( 0.00%) move |acc, &elt| f(acc, elt) . } . . #[stable(feature = "iter_copied", since = "1.36.0")] . impl<'a, I, T: 'a> Iterator for Copied . where . I: Iterator, . T: Copy, . { -- line 48 ---------------------------------------- -- line 60 ---------------------------------------- . { . >::spec_next_chunk(&mut self.it) . } . . fn size_hint(&self) -> (usize, Option) { . self.it.size_hint() . } . 21 ( 0.00%) fn try_fold(&mut self, init: B, f: F) -> R . where . Self: Sized, . F: FnMut(B, Self::Item) -> R, . R: Try, . { 88 ( 0.00%) self.it.try_fold(init, copy_try_fold(f)) 1,378,105 ( 0.05%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/iterator.rs: as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::adapters::copied::copy_try_fold, core::iter::adapters::filter_map::filter_map_try_fold, >::types::{closure#0}, core::iter::traits::iterator::Iterator::any::check::{closure#0}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow<()>> (22x) 24 ( 0.00%) } . . fn fold(self, init: Acc, f: F) -> Acc . where . F: FnMut(Acc, Self::Item) -> Acc, . { . self.it.fold(init, copy_fold(f)) . } . -- line 83 ---------------------------------------- 448 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/mod.rs -------------------------------------------------------------------------------- Ir -- line 469 ---------------------------------------- . pub before_feature_tys: Ty<'tcx>, . /// Tuple containing the types of closure captures after the feature `capture_disjoint_fields` . pub after_feature_tys: Ty<'tcx>, . } . . impl TyCtxt<'_> { . #[inline] . pub fn opt_parent(self, id: DefId) -> Option { 40,066 ( 0.00%) self.def_key(id).parent.map(|index| DefId { index, ..id }) 2,300 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/context.rs:::def_key:: (23x) . } . . #[inline] . #[track_caller] . pub fn parent(self, id: DefId) -> DefId { . match self.opt_parent(id) { . Some(id) => id, . // not `unwrap_or_else` to avoid breaking caller tracking -- line 485 ---------------------------------------- -- line 490 ---------------------------------------- . #[inline] . #[track_caller] . pub fn opt_local_parent(self, id: LocalDefId) -> Option { . self.opt_parent(id.to_def_id()).map(DefId::expect_local) . } . . #[inline] . #[track_caller] 1,080 ( 0.00%) pub fn local_parent(self, id: impl Into) -> LocalDefId { . self.parent(id.into().to_def_id()).expect_local() 405 ( 0.00%) } . . /// Compare def-ids based on their position in def-id tree, ancestor def-ids are considered . /// larger than descendant def-ids, and two different def-ids are considered unordered if . /// neither of them is an ancestor of the other. . fn def_id_partial_cmp(self, lhs: DefId, rhs: DefId) -> Option { . // Def-ids from different crates are always unordered. . if lhs.krate != rhs.krate { . return None; -- line 508 ---------------------------------------- -- line 536 ---------------------------------------- . self.def_id_partial_cmp(descendant.into(), ancestor.into()), . Some(Ordering::Less | Ordering::Equal) . ) . } . } . . impl Visibility { . pub fn is_public(self) -> bool { 362 ( 0.00%) matches!(self, Visibility::Public) . } . . pub fn map_id(self, f: impl FnOnce(Id) -> OutId) -> Visibility { . match self { . Visibility::Public => Visibility::Public, . Visibility::Restricted(id) => Visibility::Restricted(f(id)), . } . } -- line 552 ---------------------------------------- -- line 644 ---------------------------------------- . #[rustc_diagnostic_item = "Ty"] . #[rustc_pass_by_value] . pub struct Ty<'tcx>(Interned<'tcx, WithCachedTypeInfo>>); . . impl<'tcx> rustc_type_ir::inherent::IntoKind for Ty<'tcx> { . type Kind = TyKind<'tcx>; . . fn kind(self) -> TyKind<'tcx> { 3,024 ( 0.00%) *self.kind() . } . } . . impl<'tcx> rustc_type_ir::Flags for Ty<'tcx> { . fn flags(&self) -> TypeFlags { 1,890 ( 0.00%) self.0.flags . } . . fn outer_exclusive_binder(&self) -> DebruijnIndex { . self.0.outer_exclusive_binder . } . } . . /// The crate outlives map is computed during typeck and contains the -- line 666 ---------------------------------------- -- line 771 ---------------------------------------- . res.pack() . } . } . . impl<'tcx> Term<'tcx> { . #[inline] . pub fn kind(self) -> TermKind<'tcx> { . let ptr = 6 ( 0.00%) unsafe { self.ptr.map_addr(|addr| NonZero::new_unchecked(addr.get() & !TAG_MASK)) }; . // SAFETY: use of `Interned::new_unchecked` here is ok because these . // pointers were originally created from `Interned` types in `pack()`, . // and this is just going in the other direction. . unsafe { 12 ( 0.00%) match self.ptr.addr().get() & TAG_MASK { . TYPE_TAG => TermKind::Ty(Ty(Interned::new_unchecked( . ptr.cast::>>().as_ref(), . ))), . CONST_TAG => TermKind::Const(ty::Const(Interned::new_unchecked( . ptr.cast::>>().as_ref(), . ))), . _ => core::intrinsics::unreachable(), . } -- line 792 ---------------------------------------- -- line 1211 ---------------------------------------- . /// Most of the time you only need to care about the `ParamEnv` . /// as the `TypingMode` is simply stored in the `InferCtxt`. . /// . /// However, there are some places which rely on trait solving . /// without using an `InferCtxt` themselves. For these to be . /// able to use the trait system they have to be able to initialize . /// such an `InferCtxt` with the right `typing_mode`, so they need . /// to track both. 429 ( 0.00%) #[derive(Copy, Clone, Debug, PartialEq, Eq, Hash, StableHash)] . #[derive(TypeVisitable, TypeFoldable)] . pub struct TypingEnv<'tcx> { . #[type_foldable(identity)] . #[type_visitable(ignore)] . typing_mode: TypingModeEqWrapper<'tcx>, . pub param_env: ParamEnv<'tcx>, . } . . impl<'tcx> TypingEnv<'tcx> { . pub fn new(param_env: ParamEnv<'tcx>, typing_mode: TypingMode<'tcx>) -> Self { 760 ( 0.00%) Self { typing_mode: TypingModeEqWrapper(typing_mode), param_env } . } . . pub fn typing_mode(&self) -> TypingMode<'tcx> { . self.typing_mode.0 . } . . /// Create a typing environment with no where-clauses in scope . /// where all opaque types and default associated items are revealed. -- line 1238 ---------------------------------------- -- line 1245 ---------------------------------------- . Self::new(ParamEnv::empty(), TypingMode::Codegen) . } . . /// Create a typing environment for use during analysis outside of a body. . /// . /// Using a typing environment inside of bodies is not supported as the body . /// may define opaque types. In this case the used functions have to be . /// converted to use proper canonical inputs instead. 2,263 ( 0.00%) pub fn non_body_analysis( . tcx: TyCtxt<'tcx>, . def_id: impl IntoQueryKey, . ) -> TypingEnv<'tcx> { . let def_id = def_id.into_query_key(); . Self::new(tcx.param_env(def_id), TypingMode::non_body_analysis()) 1,627 ( 0.00%) } . . /// Ideally we just use `TypingMode::PostTypeckUntilBorrowck`. . /// But that's not compatible with the old solver yet. . /// . /// FIXME: this should not be needed in the long term. . pub fn post_typeck_until_borrowck_for_mir_build( . tcx: TyCtxt<'tcx>, . def_id: LocalDefId, -- line 1267 ---------------------------------------- -- line 1333 ---------------------------------------- . // canonical queries in the trait solver, at which point we can readd this assert. . // . // As of writing this comment, this is only used when normalizing consts that mention . // params. . /* debug_assert!( . !value.has_placeholders(), . "{value:?} which has placeholder shouldn't be pseudo-canonicalized" . ); */ 256 ( 0.00%) PseudoCanonicalInput { typing_env: self, value } . } . } . . /// Similar to `CanonicalInput`, this carries the `typing_mode` and the environment . /// necessary to do any kind of trait solving inside of nested queries. . /// . /// Unlike proper canonicalization, this requires the `param_env` and the `value` to not . /// contain anything local to the `infcx` of the caller, so we don't actually canonicalize . /// anything. . /// . /// This should be created by using `infcx.pseudo_canonicalize_query(param_env, value)` . /// or by using `typing_env.as_query_input(value)`. . #[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)] . #[derive(StableHash, TypeVisitable, TypeFoldable)] . pub struct PseudoCanonicalInput<'tcx, T> { 142 ( 0.00%) pub typing_env: TypingEnv<'tcx>, 1 ( 0.00%) pub value: T, . } . . #[derive(Copy, Clone, Debug, StableHash, Encodable, Decodable)] . pub struct Destructor { . /// The `DefId` of the destructor method . pub did: DefId, . } . -- line 1366 ---------------------------------------- -- line 1477 ---------------------------------------- . . #[inline] . pub fn ctor_kind(&self) -> Option { . self.ctor.map(|(kind, _)| kind) . } . . #[inline] . pub fn ctor_def_id(&self) -> Option { 1,928 ( 0.00%) self.ctor.map(|(_, def_id)| def_id) . } . . /// Returns the one field in this variant. . /// . /// `panic!`s if there are no fields or multiple fields. . #[inline] . pub fn single_field(&self) -> &FieldDef { . assert!(self.fields.len() == 1); -- line 1493 ---------------------------------------- -- line 1790 ---------------------------------------- . pack: min_pack, . flags, . field_shuffle_seed, . scalable: elt, . } . } . . /// Look up the name of a definition across crates. This does not look at HIR. 12,047 ( 0.00%) pub fn opt_item_name(self, def_id: impl IntoQueryKey) -> Option { . let def_id = def_id.into_query_key(); . if let Some(cnum) = def_id.as_crate_root() { . Some(self.crate_name(cnum)) . } else { 5,163 ( 0.00%) let def_key = self.def_key(def_id); 84,360 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/context.rs:::def_key:: (1,713x) 10,326 ( 0.00%) match def_key.disambiguated_data.data { . // The name of a constructor is that of its parent. . rustc_hir::definitions::DefPathData::Ctor => self 32 ( 0.00%) .opt_item_name(DefId { krate: def_id.krate, index: def_key.parent.unwrap() }), 884 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/mod.rs:::opt_item_name::'2 (8x) . _ => def_key.get_opt_name(), . } . } 10,326 ( 0.00%) } . . /// Look up the name of a definition across crates. This does not look at HIR. . /// . /// This method will ICE if the corresponding item does not have a name. In these cases, use . /// [`opt_item_name`] instead. . /// . /// [`opt_item_name`]: Self::opt_item_name . pub fn item_name(self, id: impl IntoQueryKey) -> Symbol { . let id = id.into_query_key(); 6,797 ( 0.00%) self.opt_item_name(id).unwrap_or_else(|| { 128 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/mod.rs:::opt_item_name:: (1x) . bug!("item_name: no name for {:?}", self.def_path(id)); . }) . } . . /// Look up the name and span of a definition. . /// . /// See [`item_name`][Self::item_name] for more information. . pub fn opt_item_ident(self, def_id: impl IntoQueryKey) -> Option { -- line 1829 ---------------------------------------- -- line 1987 ---------------------------------------- . /// Gets all attributes with the given name. . #[deprecated = "Though there are valid usecases for this method, especially when your attribute is not a parsed attribute, usually you want to call rustc_hir::find_attr! instead."] . pub fn get_attrs( . self, . did: impl Into, . attr: Symbol, . ) -> impl Iterator { . #[expect(deprecated)] 5,480 ( 0.00%) self.get_all_attrs(did).iter().filter(move |a: &&hir::Attribute| a.has_name(attr)) 396,231 ( 0.02%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/mod.rs:::get_all_attrs:: (2,740x) . } . . /// Gets all attributes. . /// . /// To see if an item has a specific attribute, you should use . /// [`rustc_hir::find_attr!`] so you can use matching. . #[deprecated = "Though there are valid usecases for this method, especially when your attribute is not a parsed attribute, usually you want to call rustc_hir::find_attr! instead."] 26,136 ( 0.00%) pub fn get_all_attrs(self, did: impl Into) -> &'tcx [hir::Attribute] { . let did: DefId = did.into(); . if let Some(did) = did.as_local() { 8,712 ( 0.00%) self.hir_attrs(self.local_def_id_to_hir_id(did)) 169,415 ( 0.01%) => ???:::hir_attrs (2,740x) . } else { . self.attrs_for_def(did) . } 23,232 ( 0.00%) } . . pub fn get_attrs_by_path( . self, . did: DefId, . attr: &[Symbol], . ) -> impl Iterator { . let filter_fn = move |a: &&hir::Attribute| a.path_matches(attr); . if let Some(did) = did.as_local() { -- line 2018 ---------------------------------------- -- line 2148 ---------------------------------------- . let parent = self.parent(def_id); . let def_kind = self.def_kind(parent); . Some((parent, def_kind)) . } . . /// Returns the trait item that is implemented by the given item `DefId`. . pub fn trait_item_of(self, def_id: impl IntoQueryKey) -> Option { . let def_id = def_id.into_query_key(); 2,560 ( 0.00%) self.opt_associated_item(def_id)?.trait_item_def_id() 74,880 ( 0.00%) => ???:::opt_associated_item (640x) . } . . /// If the given `DefId` is an associated item of a trait, . /// returns the `DefId` of the trait; otherwise, returns `None`. . pub fn trait_of_assoc(self, def_id: DefId) -> Option { . match self.assoc_parent(def_id) { . Some((id, DefKind::Trait)) => Some(id), . _ => None, -- line 2164 ---------------------------------------- -- line 2201 ---------------------------------------- . } . . pub fn impl_polarity(self, def_id: impl IntoQueryKey) -> ty::ImplPolarity { . let def_id = def_id.into_query_key(); . self.impl_trait_header(def_id).polarity . } . . /// Given an `impl_id`, return the trait it implements. 48,642 ( 0.00%) pub fn impl_trait_ref( . self, . def_id: impl IntoQueryKey, . ) -> ty::EarlyBinder<'tcx, ty::TraitRef<'tcx>> { . let def_id = def_id.into_query_key(); 8,772 ( 0.00%) self.impl_trait_header(def_id).trait_ref 33,758 ( 0.00%) } . . /// Given an `impl_id`, return the trait it implements. . /// Returns `None` if it is an inherent impl. . pub fn impl_opt_trait_ref( . self, . def_id: impl IntoQueryKey, . ) -> Option>> { . let def_id = def_id.into_query_key(); . self.impl_is_of_trait(def_id).then(|| self.impl_trait_ref(def_id)) . } . . /// Given the `DefId` of an impl, returns the `DefId` of the trait it implements. . pub fn impl_trait_id(self, def_id: impl IntoQueryKey) -> DefId { . let def_id = def_id.into_query_key(); 11,163 ( 0.00%) self.impl_trait_ref(def_id).skip_binder().def_id 328,663 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/mod.rs:::impl_trait_ref:: (3,721x) . } . . /// Given the `DefId` of an impl, returns the `DefId` of the trait it implements. . /// Returns `None` if it is an inherent impl. . pub fn impl_opt_trait_id(self, def_id: impl IntoQueryKey) -> Option { . let def_id = def_id.into_query_key(); . self.impl_is_of_trait(def_id).then(|| self.impl_trait_id(def_id)) . } -- line 2238 ---------------------------------------- -- line 2305 ---------------------------------------- . } . . /// Checks whether this is a `const fn`. Returns `false` for non-functions. . /// . /// Even if this returns `true`, constness may still be unstable! . #[inline] . pub fn is_const_fn(self, def_id: impl IntoQueryKey) -> bool { . let def_id = def_id.into_query_key(); 8 ( 0.00%) matches!( 4 ( 0.00%) self.def_kind(def_id), . DefKind::Fn | DefKind::AssocFn | DefKind::Ctor(_, CtorKind::Fn) | DefKind::Closure 2 ( 0.00%) ) && matches!(self.constness(def_id), hir::Constness::Const { .. }) . } . . /// Whether this item is conditionally constant for the purposes of the . /// effects implementation. . /// . /// This roughly corresponds to all const functions and other callable . /// items, along with const impls and traits, and associated types within . /// those impls and traits. -- line 2324 ---------------------------------------- 4,880 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_type_ir/src/walk.rs -------------------------------------------------------------------------------- Ir -- line 46 ---------------------------------------- . pub fn skip_current_subtree(&mut self) { . self.stack.truncate(self.last_subtree); . } . } . . impl Iterator for TypeWalker { . type Item = I::GenericArg; . 12,973 ( 0.00%) fn next(&mut self) -> Option { . debug!("next(): stack={:?}", self.stack); . loop { . let next = self.stack.pop()?; 1,027 ( 0.00%) self.last_subtree = self.stack.len(); 98 ( 0.00%) if self.visited.insert(next) { . push_inner::(&mut self.stack, next); . debug!("next: stack={:?}", self.stack); . return Some(next); . } . } 11,538 ( 0.00%) } . } . . /// We push `GenericArg`s on the stack in reverse order so as to . /// maintain a pre-order traversal. As of the time of this . /// writing, the fact that the traversal is pre-order is not . /// known to be significant to any code, but it seems like the . /// natural order one would expect (basically, the order of the . /// types as they are written). . fn push_inner(stack: &mut TypeWalkerStack, parent: I::GenericArg) { 5,548 ( 0.00%) match parent.kind() { 5,784 ( 0.00%) => ???:::kind (964x) 2,184 ( 0.00%) ty::GenericArgKind::Type(parent_ty) => match parent_ty.kind() { . ty::Bool . | ty::Char . | ty::Int(_) . | ty::Uint(_) . | ty::Float(_) . | ty::Str . | ty::Infer(_) . | ty::Param(_) -- line 84 ---------------------------------------- -- line 98 ---------------------------------------- . } . ty::Slice(ty) => { . stack.push(ty.into()); . } . ty::RawPtr(ty, _) => { . stack.push(ty.into()); . } . ty::Ref(lt, ty, _) => { 598 ( 0.00%) stack.push(ty.into()); 6,279 ( 0.00%) => /rust/deps/smallvec-1.15.1/src/lib.rs:>::push (299x) 299 ( 0.00%) stack.push(lt.into()); . } . ty::Alias(_, alias) => { . stack.extend(alias.args.iter().rev()); . } . ty::Dynamic(obj, lt) => { . stack.push(lt.into()); . stack.extend( . obj.iter() -- line 115 ---------------------------------------- -- line 135 ---------------------------------------- . | ty::Closure(_, args) . | ty::CoroutineClosure(_, args) . | ty::Coroutine(_, args) . | ty::CoroutineWitness(_, args) => { . stack.extend(args.iter().rev()); . } . ty::FnDef(_, args) => { . stack.extend(args.no_bound_vars().unwrap().iter().rev()); 46 ( 0.00%) } . ty::Tuple(ts) => stack.extend(ts.iter().rev().map(|ty| ty.into())), . ty::FnPtr(sig_tys, _hdr) => { . stack.extend( . sig_tys.skip_binder().inputs_and_output.iter().rev().map(|ty| ty.into()), . ); . } . ty::UnsafeBinder(bound_ty) => { . stack.push(bound_ty.skip_binder().into()); -- line 151 ---------------------------------------- 3,276 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/matches/rest_pat_in_fully_bound_struct.rs -------------------------------------------------------------------------------- Ir . use clippy_utils::diagnostics::span_lint_and_then; . use rustc_hir::{Pat, PatKind, QPath}; . use rustc_lint::LateContext; . use rustc_middle::ty; . . use super::REST_PAT_IN_FULLY_BOUND_STRUCTS; . 104,195 ( 0.00%) pub(crate) fn check(cx: &LateContext<'_>, pat: &Pat<'_>) { 29,770 ( 0.00%) if !pat.span.from_expansion() 5,086 ( 0.00%) && let PatKind::Struct(QPath::Resolved(_, path), fields, Some(dotdot)) = pat.kind . && let Some(def_id) = path.res.opt_def_id() . && let ty = cx.tcx.type_of(def_id).instantiate_identity().skip_norm_wip() . && let ty::Adt(def, _) = ty.kind() . && (def.is_struct() || def.is_union()) . && fields.len() == def.non_enum_variant().fields.len() . && !def.non_enum_variant().is_field_list_non_exhaustive() . { . span_lint_and_then( -- line 18 ---------------------------------------- -- line 25 ---------------------------------------- . dotdot, . "consider removing `..` from this binding", . "", . rustc_errors::Applicability::MachineApplicable, . ); . }, . ); . } 119,080 ( 0.00%) } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/panicking_overflow_checks.rs -------------------------------------------------------------------------------- Ir -- line 44 ---------------------------------------- . correctness, . "overflow checks which will panic in debug mode" . } . . declare_lint_pass!(PanickingOverflowChecks => [PANICKING_OVERFLOW_CHECKS]); . . impl<'tcx> LateLintPass<'tcx> for PanickingOverflowChecks { . // a + b < a, a > a + b, a < a - b, a - b > a 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 90,464 ( 0.00%) if let ExprKind::Binary(op, lhs, rhs) = expr.kind 1,064 ( 0.00%) && let (lt, gt) = match op.node { . BinOpKind::Lt => (lhs, rhs), . BinOpKind::Gt => (rhs, lhs), . _ => return, . } 94 ( 0.00%) && let ctxt = expr.span.ctxt() 376 ( 0.00%) && let (op_lhs, op_rhs, other, commutative) = match (<.kind, >.kind) { . (&ExprKind::Binary(op, lhs, rhs), _) if op.node == BinOpKind::Add && ctxt == lt.span.ctxt() => { . (lhs, rhs, gt, true) . }, 1 ( 0.00%) (_, &ExprKind::Binary(op, lhs, rhs)) if op.node == BinOpKind::Sub && ctxt == gt.span.ctxt() => { . (lhs, rhs, lt, false) . }, . _ => return, . } . && let typeck = cx.typeck_results() . && let ty = typeck.expr_ty(op_lhs) . && matches!(ty.kind(), ty::Uint(_)) . && ty == typeck.expr_ty(op_rhs) -- line 72 ---------------------------------------- -- line 76 ---------------------------------------- . { . span_lint( . cx, . PANICKING_OVERFLOW_CHECKS, . expr.span, . "you are trying to use classic C overflow conditions that will fail in Rust", . ); . } 355,200 ( 0.01%) } . } 564 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/methods/unnecessary_fallible_conversions.rs -------------------------------------------------------------------------------- Ir -- line 157 ---------------------------------------- . path.ident.span, . ); . } . } . . /// Checks function call exprs: . /// - `>::try_from(0i32)` . /// - `<_ as TryInto>::try_into(0i32)` 6,699 ( 0.00%) pub(super) fn check_function(cx: &LateContext<'_>, expr: &Expr<'_>, callee: &Expr<'_>) { 2,871 ( 0.00%) if let ExprKind::Path(ref qpath) = callee.kind 6,699 ( 0.00%) && let Some(item_def_id) = cx.qpath_res(qpath, callee.hir_id).opt_def_id() 31,581 ( 0.00%) => ???:::qpath_res (957x) 4,785 ( 0.00%) && let Some(trait_def_id) = cx.tcx.trait_of_assoc(item_def_id) 169,124 ( 0.01%) => ???:::trait_of_assoc (957x) . { 306 ( 0.00%) let qpath_spans = match qpath { . QPath::Resolved(_, path) => { 361 ( 0.00%) if let [trait_seg, fn_seg] = path.segments { . Some(SpansKind::TraitFn { 182 ( 0.00%) trait_span: trait_seg.ident.span, 91 ( 0.00%) fn_span: fn_seg.ident.span, . }) . } else { . None . } . }, . QPath::TypeRelative(_, seg) => Some(SpansKind::Fn { 72 ( 0.00%) fn_span: seg.ident.span, . }), . }; . . check( . cx, . expr, 612 ( 0.00%) cx.typeck_results().node_args(callee.hir_id), 6,006 ( 0.00%) => ???:::node_args (153x) 1,683 ( 0.00%) match cx.tcx.get_diagnostic_name(trait_def_id) { 8,381 ( 0.00%) => ???:::get_diagnostic_name (153x) . Some(sym::TryFrom) => FunctionKind::TryFromFunction(qpath_spans), . Some(sym::TryInto) => FunctionKind::TryIntoFunction(qpath_spans), . _ => return, . }, . callee.span, . ); . } 7,656 ( 0.00%) } 3,800 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/cognitive_complexity.rs -------------------------------------------------------------------------------- Ir -- line 62 ---------------------------------------- . decl: &'tcx FnDecl<'_>, . expr: &'tcx Expr<'_>, . body_span: Span, . ) { . if body_span.from_expansion() { . return; . } . 771 ( 0.00%) let mut cc = 1u64; 771 ( 0.00%) let mut returns = 0u64; 771 ( 0.00%) let mut prev_expr: Option<&ExprKind<'tcx>> = None; . let _: Option = for_each_expr_without_closures(expr, |e| { 89,216 ( 0.00%) match e.kind { . ExprKind::If(_, _, _) => { . cc += 1; . }, 658 ( 0.00%) ExprKind::Match(_, arms, _) => { 658 ( 0.00%) if arms.len() > 1 { 592 ( 0.00%) cc += 1; . } . cc += arms.iter().filter(|arm| arm.guard.is_some()).count() as u64; . }, 1,351 ( 0.00%) ExprKind::Ret(_) if !matches!(prev_expr, Some(ExprKind::Ret(_))) => { 193 ( 0.00%) returns += 1; . }, . _ => {}, . } 18,740 ( 0.00%) prev_expr = Some(&e.kind); . ControlFlow::Continue(()) . }); . 2,313 ( 0.00%) let ret_ty = cx.typeck_results().node_type(expr.hir_id); 31,663 ( 0.00%) => ???:::node_type (771x) 1,492 ( 0.00%) let ret_adjust = if ret_ty.is_diag_item(cx, sym::Result) { 656 ( 0.00%) returns . } else { . #[expect(clippy::integer_division)] 230 ( 0.00%) (returns / 2) . }; . . // prevent degenerate cases where unreachable code contains `return` statements 3,855 ( 0.00%) if cc >= ret_adjust { 1,542 ( 0.00%) cc -= ret_adjust; . } . 1,542 ( 0.00%) if cc > self.limit.limit() { . let fn_span = match kind { . FnKind::ItemFn(ident, _, _) | FnKind::Method(ident, _) => ident.span, . FnKind::Closure => { . let header_span = body_span.with_hi(decl.output.span().lo()); . if let Some(range) = header_span.map_range(cx, |_, src, range| { . let mut idxs = src.get(range.clone())?.match_indices('|'); . Some(range.start + idxs.next()?.0..range.start + idxs.next()?.0 + 1) . }) { -- line 114 ---------------------------------------- -- line 130 ---------------------------------------- . None, . "you could split it up into multiple smaller functions", . ); . } . } . } . . impl<'tcx> LateLintPass<'tcx> for CognitiveComplexity { 41,100 ( 0.00%) fn check_fn( . &mut self, . cx: &LateContext<'tcx>, . kind: FnKind<'tcx>, . decl: &'tcx FnDecl<'_>, . body: &'tcx Body<'_>, . span: Span, . def_id: LocalDefId, . ) { . #[allow(deprecated)] 2,740 ( 0.00%) if cx.tcx.get_attrs(def_id, sym::test).next().is_none() { 30,140 ( 0.00%) let expr = if kind.asyncness().is_async() { 27,438 ( 0.00%) => ???:::asyncness (2,740x) . match get_async_fn_body(cx.tcx, body) { . Some(b) => b, . None => { . return; . }, . } . } else { 2,740 ( 0.00%) body.value . }; . 13,700 ( 0.00%) self.check(cx, kind, decl, expr, span); . } 21,920 ( 0.00%) } . . fn check_attributes(&mut self, cx: &LateContext<'tcx>, attrs: &'tcx [Attribute]) { . self.limit.push_attrs(cx.sess(), attrs, sym::cognitive_complexity); . } . fn check_attributes_post(&mut self, cx: &LateContext<'tcx>, attrs: &'tcx [Attribute]) { . self.limit.pop_attrs(cx.sess(), attrs, sym::cognitive_complexity); . } . } -- line 170 ---------------------------------------- 19,061 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/zero_repeat_side_effects.rs -------------------------------------------------------------------------------- Ir -- line 40 ---------------------------------------- . pub ZERO_REPEAT_SIDE_EFFECTS, . suspicious, . "usage of zero-sized initializations of arrays or vecs causing side effects" . } . . declare_lint_pass!(ZeroRepeatSideEffects => [ZERO_REPEAT_SIDE_EFFECTS]); . . impl LateLintPass<'_> for ZeroRepeatSideEffects { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 177,600 ( 0.01%) if let Some(args) = VecArgs::hir(cx, expr) 2,110,348 ( 0.08%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (44,400x) . && let VecArgs::Repeat(inner_expr, len) = args . && let ExprKind::Lit(l) = len.kind . && let LitKind::Int(Pu128(0), _) = l.node . { . inner_check(cx, expr, inner_expr, true); . } . // Lint only if the length is a literal zero, and not a path to any constants. . // NOTE(@y21): When reading `[f(); LEN]`, I intuitively expect that the function is called and it . // doesn't seem as confusing as `[f(); 0]`. It would also have false positives when eg. . // the const item depends on `#[cfg]s` and has different values in different compilation . // sessions). 88,807 ( 0.00%) else if let ExprKind::Repeat(inner_expr, const_arg) = expr.kind 21 ( 0.00%) && let ConstArgKind::Anon(anon_const) = const_arg.kind 35 ( 0.00%) && let length_expr = cx.tcx.hir_body(anon_const.body).value 532 ( 0.00%) => ???:::hir_body (7x) 14 ( 0.00%) && !length_expr.span.from_expansion() 14 ( 0.00%) && let ExprKind::Lit(literal) = length_expr.kind 12 ( 0.00%) && let LitKind::Int(Pu128(0), _) = literal.node . { . inner_check(cx, expr, inner_expr, false); . } 222,000 ( 0.01%) } . } . . fn inner_check(cx: &LateContext<'_>, expr: &'_ Expr<'_>, inner_expr: &'_ Expr<'_>, is_vec: bool) { . // check if expr is a call or has a call inside it . if inner_expr.can_have_side_effects() { . let parent_hir_node = cx.tcx.parent_hir_node(expr.hir_id); . let inner_expr_ty = cx.typeck_results().expr_ty(inner_expr); . let return_type = cx.typeck_results().expr_ty(expr); -- line 78 ---------------------------------------- 10 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/functions/impl_trait_in_params.rs -------------------------------------------------------------------------------- Ir -- line 33 ---------------------------------------- . Applicability::HasPlaceholders, . ); . } . }, . ); . } . . pub(super) fn check_fn<'tcx>(cx: &LateContext<'_>, kind: &'tcx FnKind<'_>, body: &'tcx Body<'_>, hir_id: HirId) { 5,480 ( 0.00%) if let FnKind::ItemFn(_, generics, _) = kind 66 ( 0.00%) && cx.tcx.visibility(cx.tcx.hir_body_owner_def_id(body.id())).is_public() 2,728 ( 0.00%) => ???:::hir_body_owner_def_id (22x) 30 ( 0.00%) && !is_in_test(cx.tcx, hir_id) 126,780 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_test (10x) . { 10 ( 0.00%) for param in generics.params { 28 ( 0.00%) if param.is_impl_trait() { . report(cx, param, generics); . } . } . } . } . . pub(super) fn check_impl_item(cx: &LateContext<'_>, impl_item: &ImplItem<'_>) { 11,394 ( 0.00%) if let ImplItemKind::Fn(_, body_id) = impl_item.kind 21,168 ( 0.00%) && let hir::Node::Item(item) = cx.tcx.parent_hir_node(impl_item.hir_id()) 347,743 ( 0.01%) => ???:::parent_hir_node (2,646x) 5,292 ( 0.00%) && let hir::ItemKind::Impl(impl_) = item.kind 5,292 ( 0.00%) && let hir::Impl { of_trait: None, .. } = impl_ 236 ( 0.00%) && let body = cx.tcx.hir_body(body_id) 3,721 ( 0.00%) => ???:::hir_body (59x) 177 ( 0.00%) && cx.tcx.visibility(cx.tcx.hir_body_owner_def_id(body.id())).is_public() 7,324 ( 0.00%) => ???:::hir_body_owner_def_id (59x) 252 ( 0.00%) && !is_in_test(cx.tcx, impl_item.hir_id()) 538,668 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_test (42x) . { 84 ( 0.00%) for param in impl_item.generics.params { . if param.is_impl_trait() { . report(cx, param, impl_item.generics); . } . } . } . } . . pub(super) fn check_trait_item(cx: &LateContext<'_>, trait_item: &TraitItem<'_>, avoid_breaking_exported_api: bool) { 366 ( 0.00%) if !avoid_breaking_exported_api . && let TraitItemKind::Fn(_, _) = trait_item.kind . && let hir::Node::Item(item) = cx.tcx.parent_hir_node(trait_item.hir_id()) . // ^^ (Will always be a trait) . && !item.vis_span.is_empty() // Is public . && !is_in_test(cx.tcx, trait_item.hir_id()) . { . for param in trait_item.generics.params { . if param.is_impl_trait() { -- line 79 ---------------------------------------- 2,802 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_slice_size_calculation.rs -------------------------------------------------------------------------------- Ir -- line 47 ---------------------------------------- . . impl ManualSliceSizeCalculation { . pub fn new(conf: &Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for ManualSliceSizeCalculation { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 88,800 ( 0.00%) if let ExprKind::Binary(ref op, left, right) = expr.kind 416 ( 0.00%) && BinOpKind::Mul == op.node 2 ( 0.00%) && !expr.span.from_expansion() 2 ( 0.00%) && let Some((receiver, refs_count)) = simplify(cx, left, right) . && (!is_in_const_context(cx) || self.msrv.meets(cx, msrvs::CONST_SIZE_OF_VAL)) . { . let ctxt = expr.span.ctxt(); . let mut app = Applicability::MachineApplicable; . let deref = if refs_count > 0 { . "*".repeat(refs_count - 1) . } else { . "&".into() -- line 67 ---------------------------------------- -- line 74 ---------------------------------------- . MANUAL_SLICE_SIZE_CALCULATION, . expr.span, . "manual slice size calculation", . "try", . format!("{sugg}::mem::size_of_val({deref}{val_name})"), . app, . ); . } 355,200 ( 0.01%) } . } . . fn simplify<'tcx>( . cx: &LateContext<'tcx>, . expr1: &'tcx Expr<'tcx>, . expr2: &'tcx Expr<'tcx>, . ) -> Option<(&'tcx Expr<'tcx>, usize)> { 4 ( 0.00%) let expr1 = expr_or_init(cx, expr1); 26 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::expr_or_init (1x) 4 ( 0.00%) let expr2 = expr_or_init(cx, expr2); 26 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::expr_or_init (1x) . 8 ( 0.00%) simplify_half(cx, expr1, expr2).or_else(|| simplify_half(cx, expr2, expr1)) 52 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_slice_size_calculation.rs:clippy_lints::manual_slice_size_calculation::simplify_half (2x) . } . 14 ( 0.00%) fn simplify_half<'tcx>( . cx: &LateContext<'tcx>, . expr1: &'tcx Expr<'tcx>, . expr2: &'tcx Expr<'tcx>, . ) -> Option<(&'tcx Expr<'tcx>, usize)> { 4 ( 0.00%) if !expr1.span.from_expansion() . // expr1 is `[T1].len()`? 6 ( 0.00%) && let ExprKind::MethodCall(method_path, receiver, [], _) = expr1.kind . && method_path.ident.name == sym::len . && let receiver_ty = cx.typeck_results().expr_ty(receiver) . && let (receiver_ty, refs_count, _) = peel_and_count_ty_refs(receiver_ty) . && let ty::Slice(ty1) = receiver_ty.kind() . // expr2 is `size_of::()`? . && let ExprKind::Call(func, []) = expr2.kind . && let ExprKind::Path(ref func_qpath) = func.kind . && let Some(def_id) = cx.qpath_res(func_qpath, func.hir_id).opt_def_id() -- line 111 ---------------------------------------- -- line 113 ---------------------------------------- . && let Some(ty2) = cx.typeck_results().node_args(func.hir_id).types().next() . // T1 == T2? . && *ty1 == ty2 . { . Some((receiver, refs_count)) . } else { . None . } 18 ( 0.00%) } 4 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs -------------------------------------------------------------------------------- Ir -- line 584 ---------------------------------------- . use crate::num::NonZero; . use crate::ops::{self, ControlFlow, Deref, DerefMut, Residual, Try}; . use crate::panicking::{panic, panic_display}; . use crate::pin::Pin; . use crate::{cmp, convert, hint, mem, slice}; . . /// The `Option` type. See [the module level documentation](self) for more. . #[doc(search_unbox)] 2,242 ( 0.00%) #[derive(Copy, Debug, Hash)] 108 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::hash:: (3x) . #[derive_const(Eq)] . #[rustc_diagnostic_item = "Option"] . #[lang = "Option"] . #[stable(feature = "rust1", since = "1.0.0")] . #[allow(clippy::derived_hash_with_manual_eq)] // PartialEq is manually implemented equivalently . pub enum Option { . /// No value. . #[lang = "None"] -- line 600 ---------------------------------------- -- line 626 ---------------------------------------- . /// let x: Option = None; . /// assert_eq!(x.is_some(), false); . /// ``` . #[must_use = "if you intended to assert that this has a value, consider `.unwrap()` instead"] . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_stable(feature = "const_option_basics", since = "1.48.0")] . pub const fn is_some(&self) -> bool { 300,989 ( 0.01%) matches!(*self, Some(_)) . } . . /// Returns `true` if the option is a [`Some`] and the value inside of it matches a predicate. . /// . /// # Examples . /// . /// ``` . /// let x: Option = Some(2); -- line 642 ---------------------------------------- -- line 652 ---------------------------------------- . /// assert_eq!(x.as_ref().is_some_and(|x| x.len() > 1), true); . /// println!("still alive {:?}", x); . /// ``` . #[must_use] . #[inline] . #[stable(feature = "is_some_and", since = "1.70.0")] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn is_some_and(self, f: impl [const] FnOnce(T) -> bool + [const] Destruct) -> bool { 53,202 ( 0.00%) match self { . None => false, 24,895 ( 0.00%) Some(x) => f(x), 8,035 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/only_used_in_recursion.rs:::check_expr::{closure#0} (518x) . } . } . . /// Returns `true` if the option is a [`None`] value. . /// . /// # Examples . /// . /// ``` -- line 670 ---------------------------------------- -- line 675 ---------------------------------------- . /// assert_eq!(x.is_none(), true); . /// ``` . #[must_use = "if you intended to assert that this doesn't have a value, consider \ . wrapping this in an `assert!()` instead"] . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_stable(feature = "const_option_basics", since = "1.48.0")] . pub const fn is_none(&self) -> bool { 30 ( 0.00%) !self.is_some() . } . . /// Returns `true` if the option is a [`None`] or the value inside of it matches a predicate. . /// . /// # Examples . /// . /// ``` . /// let x: Option = Some(2); -- line 691 ---------------------------------------- -- line 701 ---------------------------------------- . /// assert_eq!(x.as_ref().is_none_or(|x| x.len() > 1), true); . /// println!("still alive {:?}", x); . /// ``` . #[must_use] . #[inline] . #[stable(feature = "is_none_or", since = "1.82.0")] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn is_none_or(self, f: impl [const] FnOnce(T) -> bool + [const] Destruct) -> bool { 266,484 ( 0.01%) match self { . None => true, . Some(x) => f(x), . } . } . . ///////////////////////////////////////////////////////////////////////// . // Adapter for working with references . ///////////////////////////////////////////////////////////////////////// -- line 717 ---------------------------------------- -- line 735 ---------------------------------------- . /// // then consume *that* with `map`, leaving `text` on the stack. . /// let text_length: Option = text.as_ref().map(|s| s.len()); . /// println!("still can print text: {text:?}"); . /// ``` . #[inline] . #[rustc_const_stable(feature = "const_option_basics", since = "1.48.0")] . #[stable(feature = "rust1", since = "1.0.0")] . pub const fn as_ref(&self) -> Option<&T> { 49,113 ( 0.00%) match *self { . Some(ref x) => Some(x), . None => None, . } . } . . /// Converts from `&mut Option` to `Option<&mut T>`. . /// . /// # Examples -- line 751 ---------------------------------------- -- line 757 ---------------------------------------- . /// None => {}, . /// } . /// assert_eq!(x, Some(42)); . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_stable(feature = "const_option", since = "1.83.0")] . pub const fn as_mut(&mut self) -> Option<&mut T> { 63,133 ( 0.00%) match *self { . Some(ref mut x) => Some(x), . None => None, . } . } . . /// Converts from [Pin]<[&]Option\> to Option<[Pin]<[&]T>>. . /// . /// [&]: reference "shared reference" -- line 773 ---------------------------------------- -- line 802 ---------------------------------------- . None => None, . } . } . } . . #[inline] . const fn len(&self) -> usize { . // Using the intrinsic avoids emitting a branch to get the 0 or 1. 9,458 ( 0.00%) let discriminant: isize = crate::intrinsics::discriminant_value(self); . discriminant as usize . } . . /// Returns a slice of the contained value, if any. If this is `None`, an . /// empty slice is returned. This can be useful to have a single type of . /// iterator over an `Option` or slice. . /// . /// Note: Should you have an `Option<&T>` and wish to get a slice of `T`, -- line 818 ---------------------------------------- -- line 959 ---------------------------------------- . /// Styles"](../../std/error/index.html#common-message-styles) in the [`std::error`](../../std/error/index.html) module docs. . #[inline] . #[track_caller] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_diagnostic_item = "option_expect"] . #[rustc_allow_const_fn_unstable(const_precise_live_drops)] . #[rustc_const_stable(feature = "const_option", since = "1.83.0")] . pub const fn expect(self, msg: &str) -> T { 254,038 ( 0.01%) match self { 2,112 ( 0.00%) Some(val) => val, . None => expect_failed(msg), . } . } . . /// Returns the contained [`Some`] value, consuming the `self` value. . /// . /// Because this function may panic, its use is generally discouraged. . /// Panics are meant for unrecoverable errors, and -- line 976 ---------------------------------------- -- line 1004 ---------------------------------------- . /// ``` . #[inline(always)] . #[track_caller] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_diagnostic_item = "option_unwrap"] . #[rustc_allow_const_fn_unstable(const_precise_live_drops)] . #[rustc_const_stable(feature = "const_option", since = "1.83.0")] . pub const fn unwrap(self) -> T { 5,626 ( 0.00%) match self { 3,417 ( 0.00%) Some(val) => val, . None => unwrap_failed(), . } . } . . /// Returns the contained [`Some`] value or a provided default. . /// . /// Arguments passed to `unwrap_or` are eagerly evaluated; if you are passing . /// the result of a function call, it is recommended to use [`unwrap_or_else`], -- line 1021 ---------------------------------------- -- line 1032 ---------------------------------------- . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_allow_const_fn_unstable(const_precise_live_drops)] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn unwrap_or(self, default: T) -> T . where . T: [const] Destruct, . { 113,083 ( 0.00%) match self { 3,080 ( 0.00%) Some(x) => x, . None => default, . } . } . . /// Returns the contained [`Some`] value or computes it from a closure. . /// . /// # Examples . /// -- line 1049 ---------------------------------------- -- line 1055 ---------------------------------------- . #[inline] . #[track_caller] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn unwrap_or_else(self, f: F) -> T . where . F: [const] FnOnce() -> T + [const] Destruct, . { 9,447 ( 0.00%) match self { 3,627 ( 0.00%) Some(x) => x, . None => f(), . } . } . . /// Returns the contained [`Some`] value or a default. . /// . /// Consumes the `self` argument then, if [`Some`], returns the contained . /// value, otherwise if [`None`], returns the [default value] for that -- line 1072 ---------------------------------------- -- line 1087 ---------------------------------------- . /// [`FromStr`]: crate::str::FromStr . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn unwrap_or_default(self) -> T . where . T: [const] Default, . { 9,129 ( 0.00%) match self { 13,599 ( 0.00%) Some(x) => x, . None => T::default(), . } . } . . /// Returns the contained [`Some`] value, consuming the `self` value, . /// without checking that the value is not [`None`]. . /// . /// # Safety -- line 1104 ---------------------------------------- -- line 1154 ---------------------------------------- . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn map(self, f: F) -> Option . where . F: [const] FnOnce(T) -> U + [const] Destruct, . { 204,372 ( 0.01%) match self { 14,561 ( 0.00%) Some(x) => Some(f(x)), 100 ( 0.00%) None => None, . } 24 ( 0.00%) } . . /// Calls a function with a reference to the contained value if [`Some`]. . /// . /// Returns the original option. . /// . /// # Examples . /// . /// ``` -- line 1174 ---------------------------------------- -- line 1219 ---------------------------------------- . #[stable(feature = "rust1", since = "1.0.0")] . #[must_use = "if you don't need the returned value, use `if let` instead"] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn map_or(self, default: U, f: F) -> U . where . F: [const] FnOnce(T) -> U + [const] Destruct, . U: [const] Destruct, . { 24,651 ( 0.00%) match self { 2,703 ( 0.00%) Some(t) => f(t), 336 ( 0.00%) None => default, . } 5,704 ( 0.00%) } 276 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (46x) . . /// Computes a default function result (if none), or . /// applies a different function to the contained value (if any). . /// . /// # Basic examples . /// . /// ``` . /// let k = 21; -- line 1239 ---------------------------------------- -- line 1266 ---------------------------------------- . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn map_or_else(self, default: D, f: F) -> U . where . D: [const] FnOnce() -> U + [const] Destruct, . F: [const] FnOnce(T) -> U + [const] Destruct, . { 2,381 ( 0.00%) match self { 5 ( 0.00%) Some(t) => f(t), . None => default(), . } 327 ( 0.00%) } . . /// Maps an `Option` to a `U` by applying function `f` to the contained . /// value if the option is [`Some`], otherwise if [`None`], returns the . /// [default value] for the type `U`. . /// . /// # Examples . /// . /// ``` -- line 1286 ---------------------------------------- -- line 1533 ---------------------------------------- . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_confusables("flat_map", "flatmap")] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn and_then(self, f: F) -> Option . where . F: [const] FnOnce(T) -> Option + [const] Destruct, . { 25,499 ( 0.00%) match self { 26,599 ( 0.00%) Some(x) => f(x), 1,796 ( 0.00%) None => None, . } . } . . /// Returns [`None`] if the option is [`None`], otherwise calls `predicate` . /// with the wrapped value and returns: . /// . /// - [`Some(t)`] if `predicate` returns `true` (where `t` is the wrapped . /// value), and -- line 1551 ---------------------------------------- -- line 1571 ---------------------------------------- . #[inline] . #[stable(feature = "option_filter", since = "1.27.0")] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn filter

(self, predicate: P) -> Self . where . P: [const] FnOnce(&T) -> bool + [const] Destruct, . T: [const] Destruct, . { 187,791 ( 0.01%) if let Some(x) = self { 77,588 ( 0.00%) if predicate(&x) { 1,390 ( 0.00%) return Some(x); . } . } 46,726 ( 0.00%) None 4 ( 0.00%) } . . /// Returns the option if it contains a value, otherwise returns `optb`. . /// . /// Arguments passed to `or` are eagerly evaluated; if you are passing the . /// result of a function call, it is recommended to use [`or_else`], which is . /// lazily evaluated. . /// . /// [`or_else`]: Option::or_else -- line 1593 ---------------------------------------- -- line 1613 ---------------------------------------- . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn or(self, optb: Option) -> Option . where . T: [const] Destruct, . { 108 ( 0.00%) match self { . x @ Some(_) => x, . None => optb, . } . } . . /// Returns the option if it contains a value, otherwise calls `f` and . /// returns the result. . /// -- line 1629 ---------------------------------------- -- line 1642 ---------------------------------------- . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn or_else(self, f: F) -> Option . where . F: [const] FnOnce() -> Option + [const] Destruct, . //FIXME(const_hack): this `T: [const] Destruct` is unnecessary, but even precise live drops can't tell . // no value of type `T` gets dropped here . T: [const] Destruct, . { 1,437 ( 0.00%) match self { 1,528 ( 0.00%) x @ Some(_) => x, . None => f(), . } 74 ( 0.00%) } . . /// Returns [`Some`] if exactly one of `self`, `optb` is [`Some`], otherwise returns [`None`]. . /// . /// # Examples . /// . /// ``` . /// let x = Some(2); . /// let y: Option = None; -- line 1662 ---------------------------------------- -- line 1714 ---------------------------------------- . #[must_use = "if you intended to set a value, consider assignment instead"] . #[inline] . #[stable(feature = "option_insert", since = "1.53.0")] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn insert(&mut self, value: T) -> &mut T . where . T: [const] Destruct, . { 21,037 ( 0.00%) *self = Some(value); . . // SAFETY: the code above just filled the option . unsafe { self.as_mut().unwrap_unchecked() } . } . . /// Inserts `value` into the option if it is [`None`], then . /// returns a mutable reference to the contained value. . /// -- line 1730 ---------------------------------------- -- line 1801 ---------------------------------------- . /// ``` . #[inline] . #[stable(feature = "option_entry", since = "1.20.0")] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn get_or_insert_with(&mut self, f: F) -> &mut T . where . F: [const] FnOnce() -> T + [const] Destruct, . { 828 ( 0.00%) if let None = self { . // The effect of the following statement is identical to . // *self = Some(f()); . // except that it does not drop the old value of `*self`. This is not a leak, because . // we just checked that the old value is `None`, which contains no fields to drop. . // This implementation strategy . // . // * avoids needing a `T: [const] Destruct` bound, to the benefit of `const` callers, . // * and avoids possibly compiling needless drop code (as would sometimes happen in the -- line 1817 ---------------------------------------- -- line 1976 ---------------------------------------- . /// ``` . #[stable(feature = "option_zip_option", since = "1.46.0")] . #[rustc_const_unstable(feature = "const_option_ops", issue = "143956")] . pub const fn zip(self, other: Option) -> Option<(T, U)> . where . T: [const] Destruct, . U: [const] Destruct, . { 35 ( 0.00%) match (self, other) { . (Some(a), Some(b)) => Some((a, b)), . _ => None, . } . } . . /// Combines the value in `self` with the value in another `Option`, using the function `f`. . /// . /// If `self` is `Some(s)` and `other` is `Some(o)`, this method returns `Some(f(s, o))`. -- line 1992 ---------------------------------------- -- line 2130 ---------------------------------------- . #[rustc_const_stable(feature = "const_option", since = "1.83.0")] . pub const fn copied(self) -> Option . where . T: Copy, . { . // FIXME(const-hack): this implementation, which sidesteps using `Option::map` since it's not const . // ready yet, should be reverted when possible to avoid code repetition . match self { 63,606 ( 0.00%) Some(&v) => Some(v), . None => None, . } . } . . /// Maps an `Option<&T>` to an `Option` by cloning the contents of the . /// option. . /// . /// # Examples -- line 2146 ---------------------------------------- -- line 2266 ---------------------------------------- . const impl Clone for Option . where . // FIXME(const_hack): the T: [const] Destruct should be inferred from the Self: [const] Destruct in clone_from. . // See https://github.com/rust-lang/rust/issues/144207 . T: [const] Clone + [const] Destruct, . { . #[inline] . fn clone(&self) -> Self { 1,306,515 ( 0.05%) match self { . Some(x) => Some(x.clone()), . None => None, . } . } . . #[inline] . fn clone_from(&mut self, source: &Self) { . match (self, source) { -- line 2282 ---------------------------------------- -- line 2431 ---------------------------------------- . impl crate::marker::StructuralPartialEq for Option {} . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_cmp", issue = "143800")] . const impl PartialEq for Option { . #[inline] . fn eq(&self, other: &Self) -> bool { . // Spelling out the cases explicitly optimizes better than . // `_ => false` 858,634 ( 0.03%) match (self, other) { 4 ( 0.00%) (Some(l), Some(r)) => *l == *r, 78 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eq (2x) . (Some(_), None) => false, . (None, Some(_)) => false, . (None, None) => true, . } . } . } . . // Manually implementing here somewhat improves codegen for -- line 2448 ---------------------------------------- -- line 2844 ---------------------------------------- . /// assert_eq!(res, None); . /// assert_eq!(shared, 6); . /// ``` . /// . /// Since the third element caused an underflow, no further elements were taken, . /// so the final value of `shared` is 6 (= `3 + 2 + 1`), not 16. . #[inline] . fn from_iter>>(iter: I) -> Option { 15 ( 0.00%) iter::try_process(iter.into_iter(), |i| i.collect()) 2,234 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/mod.rs:core::iter::adapters::try_process::, ::multi::{closure#0}>, clippy_utils::consts::Constant, core::option::Option, > as core::iter::traits::collect::FromIterator>>::from_iter, ::multi::{closure#0}>>::{closure#0}, alloc::vec::Vec> (15x) . } . } . . #[unstable(feature = "try_trait_v2", issue = "84277", old_name = "try_trait")] . #[rustc_const_unstable(feature = "const_try", issue = "74935")] . const impl ops::Try for Option { . type Output = T; . type Residual = Option; -- line 2860 ---------------------------------------- -- line 2861 ---------------------------------------- . . #[inline] . fn from_output(output: Self::Output) -> Self { . Some(output) . } . . #[inline] . fn branch(self) -> ControlFlow { 248,164 ( 0.01%) match self { 23,110 ( 0.00%) Some(v) => ControlFlow::Continue(v), . None => ControlFlow::Break(None), . } . } . } . . #[unstable(feature = "try_trait_v2", issue = "84277", old_name = "try_trait")] . #[rustc_const_unstable(feature = "const_try", issue = "74935")] . // Note: manually specifying the residual type instead of using the default to work around . // https://github.com/rust-lang/rust/issues/99940 . const impl ops::FromResidual> for Option { . #[inline] . fn from_residual(residual: Option) -> Self { . match residual { 2,074 ( 0.00%) None => None, . } . } . } . . #[diagnostic::do_not_recommend] . #[unstable(feature = "try_trait_v2_yeet", issue = "96374")] . #[rustc_const_unstable(feature = "const_try", issue = "74935")] . const impl ops::FromResidual> for Option { -- line 2892 ---------------------------------------- 301,445 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/methods/useless_nonzero_new_unchecked.rs -------------------------------------------------------------------------------- Ir -- line 5 ---------------------------------------- . use clippy_utils::source::snippet_with_applicability; . use rustc_errors::Applicability; . use rustc_hir::{Block, BlockCheckMode, Expr, ExprKind, Node, QPath, UnsafeSource}; . use rustc_lint::LateContext; . use rustc_span::sym; . . use super::USELESS_NONZERO_NEW_UNCHECKED; . 6,699 ( 0.00%) pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'_>, func: &Expr<'tcx>, args: &[Expr<'_>], msrv: Msrv) { 3,828 ( 0.00%) if let ExprKind::Path(QPath::TypeRelative(ty, segment)) = func.kind 394 ( 0.00%) && segment.ident.name == sym::new_unchecked . && let [init_arg] = args . && is_inside_always_const_context(cx.tcx, expr.hir_id) . && cx.typeck_results().node_type(ty.hir_id).is_diag_item(cx, sym::NonZero) . && msrv.meets(cx, msrvs::CONST_UNWRAP) . { . let mut app = Applicability::MachineApplicable; . let ty_str = snippet_with_applicability(cx, ty.span, "_", &mut app); . let msg = format!("`{ty_str}::new()` and `Option::unwrap()` can be safely used in a `const` context"); -- line 23 ---------------------------------------- -- line 51 ---------------------------------------- . // this may no longer be needed for the fixed expression. . span_lint_and_then(cx, USELESS_NONZERO_NEW_UNCHECKED, expr.span, msg, |diagnostic| { . diagnostic . .span_suggestion(expr.span, "use instead", sugg, app) . .note("the fixed expression does not require an `unsafe` context"); . }); . } . } 7,656 ( 0.00%) } 284 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/methods/manual_c_str_literals.rs -------------------------------------------------------------------------------- Ir -- line 55 ---------------------------------------- . }, . ); . } . } . . /// Checks if the callee is a "relevant" `CStr` function considered by this lint. . /// Returns the function name. . fn is_c_str_function(cx: &LateContext<'_>, func: &Expr<'_>) -> Option { 3,828 ( 0.00%) if let ExprKind::Path(QPath::TypeRelative(cstr, fn_name)) = &func.kind 870 ( 0.00%) && let TyKind::Path(QPath::Resolved(_, ty_path)) = &cstr.kind 336 ( 0.00%) && cx.tcx.lang_items().c_str() == ty_path.res.opt_def_id() 6,720 ( 0.00%) => ???:::lang_items (168x) . { . Some(fn_name.ident.name) . } else { . None . } . } . . /// Checks calls to the `CStr` constructor functions: . /// - `CStr::from_bytes_with_nul(..)` . /// - `CStr::from_bytes_with_nul_unchecked(..)` . /// - `CStr::from_ptr(..)` 6,699 ( 0.00%) pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, func: &Expr<'_>, args: &[Expr<'_>], msrv: Msrv) { . if let Some(fn_name) = is_c_str_function(cx, func) . && let [arg] = args . && cx.tcx.sess.edition() >= Edition2021 . && msrv.meets(cx, msrvs::C_STR_LITERALS) . { . match fn_name { . sym::from_bytes_with_nul | sym::from_bytes_with_nul_unchecked . if !arg.span.from_expansion() -- line 85 ---------------------------------------- -- line 87 ---------------------------------------- . && let LitKind::ByteStr(_, StrStyle::Cooked) | LitKind::Str(_, StrStyle::Cooked) = lit.node => . { . check_from_bytes(cx, expr, arg, lit.node, fn_name); . }, . sym::from_ptr => check_from_ptr(cx, expr, arg), . _ => {}, . } . } 7,656 ( 0.00%) } . . /// Checks `CStr::from_ptr(b"foo\0".as_ptr().cast())` . fn check_from_ptr(cx: &LateContext<'_>, expr: &Expr<'_>, arg: &Expr<'_>) { . if let ExprKind::MethodCall(method, lit, [], _) = peel_ptr_cast(arg).kind . && method.ident.name == sym::as_ptr . && !lit.span.from_expansion() . && let ExprKind::Lit(lit) = lit.kind . && let LitKind::ByteStr(_, StrStyle::Cooked) = lit.node -- line 103 ---------------------------------------- 1,344 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/returns/needless_return.rs -------------------------------------------------------------------------------- Ir -- line 55 ---------------------------------------- . } . } . . pub(super) fn check_fn<'tcx>(cx: &LateContext<'tcx>, kind: FnKind<'tcx>, body: &'tcx Body<'tcx>, sp: Span) { . if sp.from_expansion() { . return; . } . 1,542 ( 0.00%) match kind { . FnKind::Closure => { . // when returning without value in closure, replace this `return` . // with an empty block to prevent invalid suggestion (see #6501) 28 ( 0.00%) let replacement = if let ExprKind::Ret(None) = &body.value.kind { . RetReplacement::Block . } else { . RetReplacement::Empty . }; 28 ( 0.00%) check_final_expr(cx, body.value, vec![], replacement, None); 882 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/returns/needless_return.rs:clippy_lints::returns::needless_return::check_final_expr (14x) . }, . FnKind::ItemFn(..) | FnKind::Method(..) => { 2,271 ( 0.00%) check_block_return(cx, &body.value.kind, sp, vec![]); 116,007 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/returns/needless_return.rs:clippy_lints::returns::needless_return::check_block_return (757x) . }, . } . } . . // if `expr` is a block, check if there are needless returns in it 13,713 ( 0.00%) fn check_block_return<'tcx>(cx: &LateContext<'tcx>, expr_kind: &ExprKind<'tcx>, sp: Span, mut semi_spans: Vec) { 3,918 ( 0.00%) if let ExprKind::Block(block, _) = expr_kind { 3,444 ( 0.00%) if let Some(block_expr) = block.expr { 1,720 ( 0.00%) check_final_expr(cx, block_expr, semi_spans, RetReplacement::Empty, None); 1 ( 0.00%) } else if let Some(stmt) = block.stmts.last() { . if span_contains_cfg( . cx, . Span::between( . stmt.span, . cx.sess().source_map().end_point(block.span), // the closing brace of the block . ), . ) { . return; -- line 93 ---------------------------------------- -- line 105 ---------------------------------------- . semi_spans.push(semi_span_to_remove); . } . check_final_expr(cx, semi_expr, semi_spans, RetReplacement::Empty, None); . }, . _ => (), . } . } . } 15,672 ( 0.00%) } . 15,816 ( 0.00%) fn check_final_expr<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'tcx>, . semi_spans: Vec, /* containing all the places where we would need to remove semicolons if finding an . * needless return */ . replacement: RetReplacement<'tcx>, . match_ty_opt: Option>, . ) { . let peeled_drop_expr = expr.peel_drop_temps(); 232 ( 0.00%) match &peeled_drop_expr.kind { . // simple return is always "bad" . ExprKind::Ret(inner) => { . // check if expr return nothing . let ret_span = if inner.is_none() && replacement == RetReplacement::Empty { . extend_span_to_previous_non_ws(cx, peeled_drop_expr.span) . } else { . peeled_drop_expr.span . }; -- line 132 ---------------------------------------- -- line 205 ---------------------------------------- . peeled_drop_expr.span, . ret_span, . semi_spans, . &replacement, . expr.hir_id, . ); . }, . ExprKind::If(_, then, else_clause_opt) => { 210 ( 0.00%) check_block_return(cx, &then.kind, peeled_drop_expr.span, semi_spans.clone()); 3,254 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/returns/needless_return.rs:clippy_lints::returns::needless_return::check_block_return'2 (29x) 105 ( 0.00%) if let Some(else_clause) = else_clause_opt { . // The `RetReplacement` won't be used there as `else_clause` will be either a block or . // a `if` expression. 245 ( 0.00%) check_final_expr(cx, else_clause, semi_spans, RetReplacement::Empty, match_ty_opt); 5,544 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/returns/needless_return.rs:clippy_lints::returns::needless_return::check_final_expr'2 (29x) . } . }, . // a match expr, check all arms . // an if/if let expr, check both exprs . // note, if without else is going to be a type checking error anyways . // (except for unit type functions) so we don't match it . ExprKind::Match(_, arms, MatchSource::Normal) => { 232 ( 0.00%) let match_ty = cx.typeck_results().expr_ty(peeled_drop_expr); 4,400 ( 0.00%) => ???:::expr_ty (110x) 116 ( 0.00%) for arm in *arms { 2,863 ( 0.00%) check_final_expr(cx, arm.body, semi_spans.clone(), RetReplacement::Unit, Some(match_ty)); 27,685 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/returns/needless_return.rs:clippy_lints::returns::needless_return::check_final_expr'2 (397x) . } . }, . // if it's a whole block, check it 11,670 ( 0.00%) other_expr_kind => check_block_return(cx, other_expr_kind, peeled_drop_expr.span, semi_spans), 12,411 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/returns/needless_return.rs:clippy_lints::returns::needless_return::check_block_return'2 (617x) 280 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/returns/needless_return.rs:clippy_lints::returns::needless_return::check_block_return (14x) . } 10,544 ( 0.00%) } . . fn emit_return_lint( . cx: &LateContext<'_>, . lint_span: Span, . ret_span: Span, . semi_spans: Vec, . replacement: &RetReplacement<'_>, . at: HirId, -- line 241 ---------------------------------------- 8,068 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_async_fn.rs -------------------------------------------------------------------------------- Ir -- line 34 ---------------------------------------- . pub MANUAL_ASYNC_FN, . style, . "manual implementations of `async` functions can be simplified using the dedicated syntax" . } . . declare_lint_pass!(ManualAsyncFn => [MANUAL_ASYNC_FN]); . . impl<'tcx> LateLintPass<'tcx> for ManualAsyncFn { 21,920 ( 0.00%) fn check_fn( . &mut self, . cx: &LateContext<'tcx>, . kind: FnKind<'tcx>, . decl: &'tcx FnDecl<'_>, . body: &'tcx Body<'_>, . span: Span, . fn_def_id: LocalDefId, . ) { . if let Some(header) = kind.header() 8,178 ( 0.00%) && !header.asyncness.is_async() . // Check that this function returns `impl Future` 2,725 ( 0.00%) && let FnRetTy::Return(ret_ty) = decl.output 5,450 ( 0.00%) && let TyKind::OpaqueDef(opaque) = ret_ty.kind . && let Some(trait_ref) = future_trait_ref(cx, opaque) . && let Some(output) = future_output_ty(trait_ref) . && captures_all_lifetimes(cx, fn_def_id, opaque.def_id) . // Check that the body of the function consists of one async block . && let ExprKind::Block(block, _) = body.value.kind . && block.stmts.is_empty() . && let Some(closure_body) = desugared_async_block(cx, block) . && let Some(vis_span_opt) = match cx.tcx.hir_node_by_def_id(fn_def_id) { -- line 63 ---------------------------------------- -- line 96 ---------------------------------------- . (block.span, body_snip), . ], . Applicability::MachineApplicable, . ); . } . }, . ); . } 21,920 ( 0.00%) } . } . . fn future_trait_ref<'tcx>(cx: &LateContext<'tcx>, opaque: &'tcx OpaqueTy<'tcx>) -> Option<&'tcx TraitRef<'tcx>> { . if let Some(trait_ref) = opaque.bounds.iter().find_map(|bound| { . if let GenericBound::Trait(poly) = bound { . Some(&poly.trait_ref) . } else { . None -- line 112 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lint_defs/src/lib.rs -------------------------------------------------------------------------------- Ir -- line 53 ---------------------------------------- . } . . /// Indicates the confidence in the correctness of a suggestion. . /// . /// All suggestions are marked with an `Applicability`. Tools use the applicability of a suggestion . /// to determine whether it should be automatically applied or if the user should be consulted . /// before applying the suggestion. . #[derive(Copy, Clone, Debug, Hash, Encodable, Decodable, Serialize, Deserialize)] 58 ( 0.00%) #[derive(PartialEq, Eq, PartialOrd, Ord)] . pub enum Applicability { . /// The suggestion is definitely what the user intended, or maintains the exact meaning of the code. . /// This suggestion should be automatically applied. . /// . /// In case of multiple `MachineApplicable` suggestions (whether as part of . /// the same `multipart_suggestion` or not), all of them should be . /// automatically applied. . MachineApplicable, -- line 69 ---------------------------------------- -- line 144 ---------------------------------------- . fn from(id: StableLintExpectationId) -> LintExpectationId { . LintExpectationId::Stable(id) . } . } . . /// Setting for how to handle a lint. . /// . /// See: 29,447 ( 0.00%) #[derive(Clone, Copy, PartialEq, PartialOrd, Eq, Ord, Debug, Hash)] . #[derive(Encodable, Decodable, StableHash)] . pub enum Level { . /// The `allow` level will not issue any message. . Allow, . /// The `expect` level will suppress the lint message but in turn produce a message . /// if the lint wasn't issued in the expected scope. `Expect` should not be used as . /// an initial level for a lint. . /// -- line 160 ---------------------------------------- -- line 212 ---------------------------------------- . /// Converts an `Option` to a level. . pub fn from_opt_symbol(s: Option) -> Option { . s.and_then(Self::from_symbol) . } . . /// Converts a `Symbol` to a level. . pub fn from_symbol(s: Symbol) -> Option { . match s { 108 ( 0.00%) sym::allow => Some(Level::Allow), . sym::expect => Some(Level::Expect), . sym::warn => Some(Level::Warn), . sym::deny => Some(Level::Deny), . sym::forbid => Some(Level::Forbid), . _ => None, . } . } . -- line 228 ---------------------------------------- -- line 778 ---------------------------------------- . } . . /// Implements `LintPass for $ty` with the given list of `Lint` statics. . #[macro_export] . macro_rules! impl_lint_pass { . ($ty:ty => [$($lint:expr),* $(,)?]) => { . impl $crate::LintPass for $ty { . fn name(&self) -> &'static str { stringify!($ty) } 2,868 ( 0.00%) fn get_lints(&self) -> $crate::LintVec { vec![$($lint),*] } . } . impl $ty { . #[allow(unused)] . pub fn lint_vec() -> $crate::LintVec { vec![$($lint),*] } . } . }; . } . -- line 794 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/useless_vec.rs -------------------------------------------------------------------------------- Ir -- line 43 ---------------------------------------- . /// work, we get a false positive warning on the `$v.push(3)` which really requires `$v` to . /// be a vector. . span_to_state: BTreeMap, . allow_in_test: bool, . } . . impl UselessVec { . pub fn new(conf: &'static Conf) -> Self { 5 ( 0.00%) Self { . too_large_for_stack: conf.too_large_for_stack, . msrv: conf.msrv.into(), . span_to_state: BTreeMap::new(), 2 ( 0.00%) allow_in_test: conf.allow_useless_vec_in_tests, . } . } . } . . declare_clippy_lint! { . /// ### What it does . /// Checks for usage of `vec![..]` when using `[..]` would . /// be possible. -- line 63 ---------------------------------------- -- line 166 ---------------------------------------- . VecToArray::Impossible . } . }, . } . } . } . . impl<'tcx> LateLintPass<'tcx> for UselessVec { 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 177,600 ( 0.01%) if let Some(vec_args) = higher::VecArgs::hir(cx, expr.peel_borrows()) 2,110,789 ( 0.08%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (44,400x) . // The `vec![]` or `&vec![]` invocation span. . && let vec_span = expr.span.parent_callsite().unwrap_or(expr.span) . && !vec_span.from_expansion() . { . if self.allow_in_test && is_in_test(cx.tcx, expr.hir_id) { . return; . } . -- line 183 ---------------------------------------- -- line 232 ---------------------------------------- . }); . } . }, . VecToArray::Impossible => { . self.span_to_state.insert(vec_span, VecState::NoChange); . }, . } . } 355,200 ( 0.01%) } . 8 ( 0.00%) fn check_crate_post(&mut self, cx: &LateContext<'tcx>) { 10 ( 0.00%) for (span, state) in mem::take(&mut self.span_to_state) { . if let VecState::Change { . suggest_ty, . vec_snippet, . expr_hir_id, . } = state . { . span_lint_hir_and_then(cx, USELESS_VEC, expr_hir_id, span, "useless use of `vec!`", |diag| { . let help_msg = format!("you can use {} directly", suggest_ty.desc()); -- line 251 ---------------------------------------- -- line 255 ---------------------------------------- . Applicability::Unspecified . } else { . Applicability::MachineApplicable . }; . diag.span_suggestion(span, help_msg, vec_snippet, applicability); . }); . } . } 8 ( 0.00%) } . } . . #[derive(Copy, Clone)] . pub(crate) enum SuggestedType { . /// Suggest using a slice `&[..]` / `&mut [..]` . SliceRef(Mutability), . /// Suggest using an array: `[..]` . Array, -- line 271 ---------------------------------------- 1 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/precedence.rs -------------------------------------------------------------------------------- Ir -- line 42 ---------------------------------------- . pub PRECEDENCE_BITS, . restriction, . "operations mixing bit shifting with bit combining/masking" . } . . declare_lint_pass!(Precedence => [PRECEDENCE, PRECEDENCE_BITS]); . . impl EarlyLintPass for Precedence { 279,272 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 79,792 ( 0.00%) if expr.span.from_expansion() { . return; . } . 38,826 ( 0.00%) if let ExprKind::Binary(Spanned { node: op, .. }, ref left, ref right) = expr.kind { . let span_sugg = |lint: &'static Lint, expr: &Expr, sugg, appl| { . span_lint_and_sugg( . cx, . lint, . expr.span, . "operator precedence might not be obvious", . "consider parenthesizing your expression", . sugg, . appl, . ); . }; . . if !is_bit_op(op) { . return; . } 2 ( 0.00%) let mut applicability = Applicability::MachineApplicable; 4 ( 0.00%) match (op, get_bin_opt(left), get_bin_opt(right)) { . ( . BitAnd | BitOr | BitXor, . Some(left_op @ (Shl | Shr | Add | Div | Mul | Rem | Sub)), . Some(right_op @ (Shl | Shr | Add | Div | Mul | Rem | Sub)), . ) . | ( . Shl | Shr, . Some(left_op @ (Add | Div | Mul | Rem | Sub)), -- line 80 ---------------------------------------- -- line 106 ---------------------------------------- . op.as_str(), . snippet_with_applicability(cx, right.span, "..", &mut applicability) . ); . span_sugg(lint_for(&[op, side_op]), expr, sugg, applicability); . }, . _ => (), . } . } else if let ExprKind::MethodCall(method_call) = &expr.kind 3,988 ( 0.00%) && let ExprKind::Closure(closure) = &method_call.receiver.kind . { . span_lint_and_then(cx, PRECEDENCE, expr.span, "precedence might not be obvious", |diag| { . diag.multipart_suggestion( . "consider parenthesizing the closure", . vec![ . (closure.fn_decl_span.shrink_to_lo(), String::from("(")), . (closure.body.span.shrink_to_hi(), String::from(")")), . ], . Applicability::MachineApplicable, . ); . }); . } 319,168 ( 0.01%) } . } . . fn get_bin_opt(expr: &Expr) -> Option { 8 ( 0.00%) match expr.kind { . ExprKind::Binary(Spanned { node: op, .. }, _, _) => Some(op), . _ => None, . } . } . . #[must_use] . fn is_bit_op(op: BinOpKind) -> bool { 135 ( 0.00%) matches!(op, BitXor | BitAnd | BitOr | Shl | Shr) . } . . fn lint_for(ops: &[BinOpKind]) -> &'static Lint { . if ops.iter().all(|op| is_bit_op(*op)) { . PRECEDENCE_BITS . } else { . PRECEDENCE . } -- line 147 ---------------------------------------- 2 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/neg_multiply.rs -------------------------------------------------------------------------------- Ir -- line 43 ---------------------------------------- . } . } . . false . } . . impl<'tcx> LateLintPass<'tcx> for NegMultiply { . fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 44,400 ( 0.00%) if let ExprKind::Binary(ref op, left, right) = e.kind 416 ( 0.00%) && BinOpKind::Mul == op.node . { 5 ( 0.00%) match (&left.kind, &right.kind) { . (&ExprKind::Unary(..), &ExprKind::Unary(..)) => {}, . (&ExprKind::Unary(UnOp::Neg, lit), _) => check_mul(cx, e, lit, right), . (_, &ExprKind::Unary(UnOp::Neg, lit)) => check_mul(cx, e, lit, left), . _ => {}, . } . } . } . } -- line 62 ---------------------------------------- 2 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/escape.rs -------------------------------------------------------------------------------- Ir -- line 50 ---------------------------------------- . "using `Box` where unnecessary" . } . . impl_lint_pass!(BoxedLocal => [BOXED_LOCAL]); . . /// Whether `ty` is a `Box` where `T` is not a trait object and is small enough to live on the . /// stack (large types are boxed to avoid stack overflows). . fn is_small_non_trait_box<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>, too_large_for_stack: u64) -> bool { 416 ( 0.00%) ty.boxed_ty().is_some_and(|boxed| { 1,317 ( 0.00%) => ???:::boxed_ty (208x) . !boxed.is_trait() && cx.layout_of(boxed).map_or(0, |l| l.size.bytes()) <= too_large_for_stack . }) . } . . struct EscapeDelegate { . set: HirIdSet, . } . . impl<'tcx> LateLintPass<'tcx> for BoxedLocal { 27,400 ( 0.00%) fn check_fn( . &mut self, . cx: &LateContext<'tcx>, . fn_kind: intravisit::FnKind<'tcx>, . _: &'tcx FnDecl<'_>, . body: &'tcx Body<'_>, . _: Span, . fn_def_id: LocalDefId, . ) { . // Skip closures 13,656 ( 0.00%) if matches!(fn_kind, intravisit::FnKind::Closure) { . return; . } . . if let Some(header) = fn_kind.header() 8,178 ( 0.00%) && header.abi != ExternAbi::Rust . { . return; . } . 2,726 ( 0.00%) let parent_id = cx . .tcx 2,726 ( 0.00%) .hir_get_parent_item(cx.tcx.local_def_id_to_hir_id(fn_def_id)) 379,526 ( 0.01%) => ???:::hir_get_parent_item (2,726x) . .def_id; . 2,726 ( 0.00%) let mut trait_self_ty = None; 32,239 ( 0.00%) match cx.tcx.def_kind(parent_id) { . // If the method is an impl for a trait, don't warn. . DefKind::Impl { of_trait: true } => return, . . // find `self` ty for this trait if relevant . DefKind::Trait => { 58 ( 0.00%) trait_self_ty = Some(TraitRef::identity(cx.tcx, parent_id.to_def_id()).self_ty()); . }, . . _ => {}, . } . 278 ( 0.00%) let typeck_results = cx.tcx.typeck_body(body.id()); 29,409 ( 0.00%) => ???:::typeck_body (139x) . . // Seed the set with the `Box` parameters that could be unboxed. The `ExprUseVisitor` walk . // below then removes any that escape by being moved or borrowed. 278 ( 0.00%) let set: HirIdSet = body . .params . .iter() . .filter_map(|param| { . // Only simple bindings (`x: Box<_>`) bind a local that the walk can track and report. 422 ( 0.00%) if !matches!(param.pat.kind, PatKind::Binding(..)) { . return None; . } . 624 ( 0.00%) let ty = typeck_results.pat_ty(param.pat); 8,320 ( 0.00%) => ???:::pat_ty (208x) 208 ( 0.00%) if !is_small_non_trait_box(cx, ty, self.too_large_for_stack) { . return None; . } . . // skip `self` parameters whose type contains `Self` (i.e.: `self: Box`), see #4804 . if let Some(trait_self_ty) = trait_self_ty . && cx.tcx.hir_name(param.pat.hir_id) == kw::SelfLower . && ty.contains(trait_self_ty) . { -- line 128 ---------------------------------------- -- line 129 ---------------------------------------- . return None; . } . . Some(param.pat.hir_id) . }) . .collect(); . . // Without any candidate parameter, the expensive `ExprUseVisitor` walk can never lint. 139 ( 0.00%) if set.is_empty() { . return; . } . . let mut v = EscapeDelegate { set }; . . ExprUseVisitor::for_clippy(cx, fn_def_id, &mut v) . .consume_body(body) . .into_ok(); -- line 145 ---------------------------------------- -- line 148 ---------------------------------------- . span_lint_hir( . cx, . BOXED_LOCAL, . node, . cx.tcx.hir_span(node), . "local variable doesn't need to be boxed here", . ); . } 21,920 ( 0.00%) } . } . . impl<'tcx> Delegate<'tcx> for EscapeDelegate { . fn consume(&mut self, cmt: &PlaceWithHirId<'tcx>, _: HirId) { . if cmt.place.projections.is_empty() . && let PlaceBase::Local(lid) = cmt.place.base . { . // FIXME(rust/#120456) - is `swap_remove` correct? -- line 164 ---------------------------------------- 8,525 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_pop_if.rs -------------------------------------------------------------------------------- Ir -- line 63 ---------------------------------------- . msrv: Msrv, . binary_heap_pop_if_feature_enabled: bool, . } . . impl ManualPopIf { . pub fn new(tcx: TyCtxt<'_>, conf: &'static Conf) -> Self { . Self { . msrv: conf.msrv.into(), 6 ( 0.00%) binary_heap_pop_if_feature_enabled: tcx.features().enabled(sym::binary_heap_pop_if), 40 ( 0.00%) => ???:::features (1x) 4 ( 0.00%) => ???:::enabled (1x) . } . } . . fn msrv_compatible(&self, cx: &LateContext<'_>, kind: ManualPopIfKind) -> bool { 1,384 ( 0.00%) match kind { . ManualPopIfKind::Vec => self.msrv.meets(cx, msrvs::VEC_POP_IF), . ManualPopIfKind::VecDequeBack => self.msrv.meets(cx, msrvs::VEC_DEQUE_POP_BACK_IF), . ManualPopIfKind::VecDequeFront => self.msrv.meets(cx, msrvs::VEC_DEQUE_POP_FRONT_IF), . ManualPopIfKind::BinaryHeap => self.binary_heap_pop_if_feature_enabled, . } . } . } . -- line 84 ---------------------------------------- -- line 199 ---------------------------------------- . cond: &'tcx Expr<'_>, . then_block: &'tcx Expr<'_>, . if_expr_span: Span, . kind: ManualPopIfKind, . ) -> Option> { . let peek_method = kind.peek_method(); . let pop_method = kind.pop_method(); . 4,208 ( 0.00%) if let ExprKind::MethodCall(path, receiver, [closure_arg], _) = cond.kind . && path.ident.name == sym::is_some_and . && let ExprKind::MethodCall(check_path, collection_expr, [], _) = receiver.kind . && check_path.ident.name == peek_method . && kind.is_diag_item(cx, collection_expr) . && let ExprKind::Closure(closure) = closure_arg.kind . && let body = cx.tcx.hir_body(closure.body) . && let Some((pop_collection, pop_span, suggestable)) = check_pop_unwrap(cx, then_block, pop_method) . && eq_expr_value(cx, if_expr_span.ctxt(), collection_expr, pop_collection) -- line 215 ---------------------------------------- -- line 243 ---------------------------------------- . cond: &'tcx Expr<'_>, . then_block: &'tcx Expr<'_>, . if_expr_span: Span, . kind: ManualPopIfKind, . ) -> Option> { . let peek_method = kind.peek_method(); . let pop_method = kind.pop_method(); . 3,152 ( 0.00%) if let ExprKind::Let(let_expr) = cond.kind 4,224 ( 0.00%) && let PatKind::TupleStruct(qpath, [binding_pat], _) = let_expr.pat.kind . { 2,304 ( 0.00%) let res = cx.qpath_res(&qpath, let_expr.pat.hir_id); 8,832 ( 0.00%) => ???:::qpath_res (384x) . . if let Some(def_id) = res.opt_def_id() 1,536 ( 0.00%) && is_lang_item_or_ctor(cx, def_id, LangItem::OptionSome) 116,736 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lang_item_or_ctor (384x) 768 ( 0.00%) && let PatKind::Binding(_, binding_id, binding_name, _) = binding_pat.kind 1,124 ( 0.00%) && let ExprKind::MethodCall(path, collection_expr, [], _) = let_expr.init.kind . && path.ident.name == peek_method . && kind.is_diag_item(cx, collection_expr) . && let ExprKind::Block(block, _) = then_block.kind . { . // The inner if can be either a statement or a block expression . let inner_if = match (block.stmts, block.expr) { . ([stmt], _) => match stmt.kind { . StmtKind::Expr(expr) | StmtKind::Semi(expr) => expr, -- line 267 ---------------------------------------- -- line 307 ---------------------------------------- . cond: &'tcx Expr<'_>, . then_block: &'tcx Expr<'_>, . if_expr_span: Span, . kind: ManualPopIfKind, . ) -> Option> { . let peek_method = kind.peek_method(); . let pop_method = kind.pop_method(); . 2,896 ( 0.00%) if let ExprKind::Binary(op, left, right) = cond.kind 244 ( 0.00%) && op.node == rustc_ast::BinOpKind::And 256 ( 0.00%) && let ExprKind::Let(let_expr) = left.kind . && let PatKind::TupleStruct(qpath, [binding_pat], _) = let_expr.pat.kind . { . let res = cx.qpath_res(&qpath, let_expr.pat.hir_id); . . if let Some(def_id) = res.opt_def_id() . && is_lang_item_or_ctor(cx, def_id, LangItem::OptionSome) . && let PatKind::Binding(_, binding_id, binding_name, _) = binding_pat.kind . && let ExprKind::MethodCall(path, collection_expr, [], _) = let_expr.init.kind -- line 325 ---------------------------------------- -- line 355 ---------------------------------------- . cond: &'tcx Expr<'_>, . then_block: &'tcx Expr<'_>, . if_expr_span: Span, . kind: ManualPopIfKind, . ) -> Option> { . let peek_method = kind.peek_method(); . let pop_method = kind.pop_method(); . 4,208 ( 0.00%) if let ExprKind::MethodCall(unwrap_path, receiver, [default_arg], _) = cond.kind . && unwrap_path.ident.name == sym::unwrap_or . && matches!(default_arg.kind, ExprKind::Lit(lit) if matches!(lit.node, LitKind::Bool(false))) . && let ExprKind::MethodCall(map_path, map_receiver, [closure_arg], _) = receiver.kind . && map_path.ident.name == sym::map . && let ExprKind::MethodCall(check_path, collection_expr, [], _) = map_receiver.kind . && check_path.ident.name == peek_method . && kind.is_diag_item(cx, collection_expr) . && let ExprKind::Closure(closure) = closure_arg.kind -- line 371 ---------------------------------------- -- line 455 ---------------------------------------- . ControlFlow::Break((collection_expr, span, false)) . } else { . ControlFlow::Continue(()) . } . }) . } . . impl<'tcx> LateLintPass<'tcx> for ManualPopIf { 355,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 91,070 ( 0.00%) let ExprKind::If(cond, then_block, None) = expr.kind else { . return; . }; . 1,730 ( 0.00%) let in_else_clause = is_else_clause(cx.tcx, expr); 60,532 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_else_clause (346x) . 8,996 ( 0.00%) for kind in [ . ManualPopIfKind::Vec, . ManualPopIfKind::VecDequeBack, . ManualPopIfKind::VecDequeFront, . ManualPopIfKind::BinaryHeap, . ] { . if let Some(mut pattern) = check_is_some_and_pattern(cx, cond, then_block, expr.span, kind) 1,536 ( 0.00%) .or_else(|| check_if_let_pattern(cx, cond, then_block, expr.span, kind)) . .or_else(|| check_let_chain_pattern(cx, cond, then_block, expr.span, kind)) . .or_else(|| check_map_unwrap_or_pattern(cx, cond, then_block, expr.span, kind)) . && self.msrv_compatible(cx, kind) . { . if in_else_clause { . pattern.suggestable = false; . } . . pattern.emit_lint(cx); . return; . } . } 355,200 ( 0.01%) } . } 3,726 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/definition_in_module_root.rs -------------------------------------------------------------------------------- Ir -- line 57 ---------------------------------------- . pub struct DefinitionInModuleRoot { . /// Stack tracking whether items at the current nesting level are in a . /// `mod.rs` file. When the stack is empty, we are at crate root depth . /// (not linted). . module_stack: Vec, . } . . impl EarlyLintPass for DefinitionInModuleRoot { 10,392 ( 0.00%) fn check_item(&mut self, cx: &EarlyContext<'_>, item: &ast::Item) { . // Handle module items: push state for their children. 4,005 ( 0.00%) match &item.kind { . ItemKind::Mod(.., ModKind::Loaded(_, Inline::No { .. }, mod_spans, ..)) => { 85 ( 0.00%) let file = cx.sess().source_map().lookup_source_file(mod_spans.inner_span.lo()); 2,193 ( 0.00%) => ???:::lookup_source_file (17x) . self.module_stack.push(is_mod_rs(&file)); . return; . }, . ItemKind::Mod(..) => { . // Inline module or unloaded — children are not in a root file. . self.module_stack.push(false); 10 ( 0.00%) return; . }, . _ => {}, . } . . // Skip items from macro expansion. 2,544 ( 0.00%) if item.span.from_expansion() { . return; . } . . // Only lint inside mod.rs files (not at crate root depth). 1,290 ( 0.00%) if !self.module_stack.last().copied().unwrap_or(false) { . return; . } . 116 ( 0.00%) let Some(kind) = definition_kind(item) else { . return; . }; . 108 ( 0.00%) let help = if let Some(ident) = item.kind.ident() { 189 ( 0.00%) format!("move {kind} `{ident}` to a dedicated file") . } else { 33 ( 0.00%) format!("move the {kind} to a dedicated file") . }; . . span_lint_and_help( . cx, . DEFINITION_IN_MODULE_ROOT, 38 ( 0.00%) item.span, . "definition in module root file", 76 ( 0.00%) None, . help, . ); 10,392 ( 0.00%) } . . fn check_item_post(&mut self, _: &EarlyContext<'_>, item: &ast::Item) { 10,392 ( 0.00%) if matches!(item.kind, ItemKind::Mod(..)) { . self.module_stack.pop(); . } . } . } . . /// Returns a human-readable kind string for flagged items, or `None` for . /// items that are allowed in root files (modules, imports, re-exports, . /// `#[macro_export]` macros). -- line 120 ---------------------------------------- -- line 146 ---------------------------------------- . . /// Check if an item has `#[macro_export]`. . fn has_macro_export(item: &ast::Item) -> bool { . item.attrs.iter().any(|attr| attr.has_name(sym::macro_export)) . } . . /// Check if a source file is `mod.rs`. . fn is_mod_rs(file: &SourceFile) -> bool { 34 ( 0.00%) if let FileName::Real(name) = &file.name { . name.local_path() 17 ( 0.00%) .and_then(|p| p.file_name()) 3,555 ( 0.00%) => ???:::file_name (17x) . .is_some_and(|n| n == "mod.rs") . } else { . false . } . } 327 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/collect.rs -------------------------------------------------------------------------------- Ir -- line 315 ---------------------------------------- . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_iter", issue = "92476")] . const impl IntoIterator for I { . type Item = I::Item; . type IntoIter = I; . . #[inline] . fn into_iter(self) -> I { 41,379 ( 0.00%) self . } . } . . /// Extend a collection with the contents of an iterator. . /// . /// Iterators produce a series of values, and collections can also be thought . /// of as a series of values. The `Extend` trait bridges this gap, allowing you . /// to extend a collection by including the contents of that iterator. When -- line 331 ---------------------------------------- 21 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/methods/clone_on_copy.rs -------------------------------------------------------------------------------- Ir -- line 52 ---------------------------------------- . Node::LetStmt(l) if matches!(l.pat.kind, PatKind::Binding(BindingMode(ByRef::Yes(..), _), ..)) => { . ParentIsSuffixExpr::Return . }, . _ => ParentIsSuffixExpr::No, . } . } . . /// Checks for the `CLONE_ON_COPY` lint. 35 ( 0.00%) pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, receiver: &Expr<'_>) { . if cx . .typeck_results() 20 ( 0.00%) .type_dependent_def_id(expr.hir_id) 255 ( 0.00%) => ???:::type_dependent_def_id (5x) 35 ( 0.00%) .and_then(|id| cx.tcx.trait_of_assoc(id)) 2,262 ( 0.00%) => ???:::trait_of_assoc (5x) 10 ( 0.00%) .zip(cx.tcx.lang_items().clone_trait()) 200 ( 0.00%) => ???:::lang_items (5x) . .is_none_or(|(x, y)| x != y) . { . return; . } 15 ( 0.00%) let arg_adjustments = cx.typeck_results().expr_adjustments(receiver); 215 ( 0.00%) => ???:::expr_adjustments (5x) . let arg_ty = arg_adjustments . .last() . .map_or_else(|| cx.typeck_results().expr_ty(receiver), |a| a.target); . 20 ( 0.00%) let ty = cx.typeck_results().expr_ty(expr); 200 ( 0.00%) => ???:::expr_ty (5x) 10 ( 0.00%) if let ty::Ref(_, inner, _) = arg_ty.kind() 15 ( 0.00%) && let ty::Ref(..) = inner.kind() . { . return; // don't report clone_on_copy . } . 20 ( 0.00%) if !is_copy(cx, ty) { 107,311 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::is_copy (5x) . return; . } . let check_res = check_parent_is_suffix_expr(cx, expr); . if check_res == ParentIsSuffixExpr::Return { . return; . } . . let mut app = Applicability::MachineApplicable; -- line 90 ---------------------------------------- -- line 108 ---------------------------------------- . expr.span, . with_forced_trimmed_paths!(format!( . "using `clone` on type `{ty}` which implements the `Copy` trait" . )), . help, . sugg, . app, . ); 40 ( 0.00%) } . 6,699 ( 0.00%) pub(super) fn check_function(cx: &LateContext<'_>, expr: &Expr<'_>) { 2,871 ( 0.00%) let ExprKind::Call(func, args) = expr.kind else { return }; . 5,742 ( 0.00%) if let ExprKind::Path(qpath) = func.kind 5,742 ( 0.00%) && let Some(def_id) = cx.typeck_results().qpath_res(&qpath, func.hir_id).opt_def_id() 23,403 ( 0.00%) => ???:::qpath_res (957x) 9,864 ( 0.00%) && cx.tcx.trait_of_assoc(def_id) == cx.tcx.lang_items().clone_trait() 118,061 ( 0.00%) => ???:::trait_of_assoc (957x) 38,280 ( 0.00%) => ???:::lang_items (957x) . && let [arg] = args . && let ty = cx.typeck_results().expr_ty(expr) . { . if !is_copy(cx, ty) { . return; . } . . let check_res = check_parent_is_suffix_expr(cx, expr); -- line 131 ---------------------------------------- -- line 166 ---------------------------------------- . with_forced_trimmed_paths!(format!( . "using `clone` on type `{ty}` which implements the `Copy` trait" . )), . help, . sugg, . app, . ); . } 7,656 ( 0.00%) } 3,843 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/mem_replace.rs -------------------------------------------------------------------------------- Ir -- line 292 ---------------------------------------- . . impl MemReplace { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for MemReplace { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 102,202 ( 0.00%) if let ExprKind::Call(func, [dest, src]) = expr.kind . // Check that `expr` is a call to `mem::replace()` 3,678 ( 0.00%) && let ExprKind::Path(ref func_qpath) = func.kind 4,904 ( 0.00%) && let Some(def_id) = cx.qpath_res(func_qpath, func.hir_id).opt_def_id() 32,390 ( 0.00%) => ???:::qpath_res (1,226x) 7,356 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::mem_replace, def_id) 70,402 ( 0.00%) => ???:::is_diagnostic_item (1,226x) . // Check that second argument is `Option::None` . && !check_replace_option_with_none(cx, src, dest, expr.span) . && !check_replace_option_with_some(cx, src, dest, expr.span, self.msrv) . && !check_replace_with_default(cx, src, dest, expr, self.msrv) . { . check_replace_with_uninit(cx, src, dest, expr.span); . } 355,200 ( 0.01%) } . } 4,904 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/default_constructed_unit_structs.rs -------------------------------------------------------------------------------- Ir -- line 46 ---------------------------------------- . "unit structs can be constructed without calling `default`" . } . . declare_lint_pass!(DefaultConstructedUnitStructs => [ . DEFAULT_CONSTRUCTED_UNIT_STRUCTS, . ]); . . fn is_alias(ty: hir::Ty<'_>) -> bool { 735 ( 0.00%) if let hir::TyKind::Path(ref qpath) = ty.kind { 245 ( 0.00%) is_ty_alias(qpath) 3,443 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_ty_alias (245x) . } else { . false . } . } . . impl LateLintPass<'_> for DefaultConstructedUnitStructs { 310,800 ( 0.01%) fn check_expr<'tcx>(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'tcx>) { 101,223 ( 0.00%) if let ExprKind::Call(fn_expr, &[]) = expr.kind . // make sure we have a call to `Default::default` 1,233 ( 0.00%) && let ExprKind::Path(ref qpath @ hir::QPath::TypeRelative(base, _)) = fn_expr.kind . // make sure this isn't a type alias: . // `::Assoc` cannot be used as a constructor 1,960 ( 0.00%) && !is_alias(*base) 2,450 ( 0.00%) && let Res::Def(_, def_id) = cx.qpath_res(qpath, fn_expr.hir_id) 19,110 ( 0.00%) => ???:::qpath_res (245x) 1,225 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::default_fn, def_id) 20,172 ( 0.00%) => ???:::is_diagnostic_item (245x) . // make sure we have a struct with no fields (unit struct) 8 ( 0.00%) && let ty::Adt(def, ..) = cx.typeck_results().expr_ty(expr).kind() 80 ( 0.00%) => ???:::expr_ty (2x) . && def.is_struct() . && let var @ ty::VariantDef { ctor: Some((hir::def::CtorKind::Const, _)), .. } = def.non_enum_variant() . && !var.is_field_list_non_exhaustive() . && !expr.span.from_expansion() && !qpath.span().from_expansion() . // do not suggest replacing an expression by a type name with placeholders . && !base.is_suggestable_infer_ty() . { . let mut removals = vec![(expr.span.with_lo(qpath.qself_span().hi()), String::new())]; -- line 80 ---------------------------------------- -- line 91 ---------------------------------------- . diag.multipart_suggestion( . "remove this call to `default`", . removals, . Applicability::MachineApplicable, . ); . }, . ); . } 355,200 ( 0.01%) } . } 980 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/implied_bounds_in_impls.rs -------------------------------------------------------------------------------- Ir -- line 321 ---------------------------------------- . { . emit_lint(cx, poly_trait, bounds, index, implied_constraints, bound); . } . } . } . . impl<'tcx> LateLintPass<'tcx> for ImpliedBoundsInImpls { . fn check_generics(&mut self, cx: &LateContext<'tcx>, generics: &rustc_hir::Generics<'tcx>) { 4,331 ( 0.00%) for predicate in generics.predicates { 10,167 ( 0.00%) if let WherePredicateKind::BoundPredicate(predicate) = predicate.kind . // In theory, the origin doesn't really matter, . // we *could* also lint on explicit where clauses written out by the user, . // not just impl trait desugared ones, but that contradicts with the lint name... . && let PredicateOrigin::ImplTrait = predicate.origin . { . check(cx, predicate.bounds); . } . } . } . . fn check_ty(&mut self, cx: &LateContext<'tcx>, ty: &rustc_hir::Ty<'tcx, AmbigArg>) { 55,800 ( 0.00%) if let TyKind::OpaqueDef(opaque_ty, ..) = ty.kind { . check(cx, opaque_ty.bounds); . } . } . } -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/traits.rs -------------------------------------------------------------------------------- Ir -- line 121 ---------------------------------------- . /// Check that a range is in bounds for slicing a string. . /// If this returns true, it is safe to call `slice.get_unchecked(range)` or . /// `slice.get_unchecked_mut(range)`. . #[inline(always)] . const fn check_range(slice: &str, range: crate::range::Range) -> bool { . let crate::range::Range { start, end } = range; . let bytes = slice.as_bytes(); . 81,418 ( 0.00%) if start > end || end > slice.len() { . return false; . } . 38,203 ( 0.00%) if start == slice.len() { . // If `start == slice.len()`, then `end == slice.len()` must also be true. . return true; . } . . // SAFETY: . // `start > end || end > slice.len()` is false, so `start <= end <= slice.len()` is true. . // `start == slice.len()` is false, so `start < slice.len()` is also true. . // . // No need to check for `end == 0`, because if `end == 0` is true then `start == slice.len()` . // would also be true, which is already handled above. . unsafe { 55,819 ( 0.00%) (start == 0 || bytes.as_ptr().add(start).read().is_utf8_char_boundary()) 35,810 ( 0.00%) && (end == slice.len() || bytes.as_ptr().add(end).read().is_utf8_char_boundary()) . } . } . . /// Implements substring slicing with syntax `&self[begin .. end]` or `&mut . /// self[begin .. end]`. . /// . /// Returns a slice of the given string from the byte range . /// [`begin`, `end`). -- line 154 ---------------------------------------- -- line 213 ---------------------------------------- . end: usize = self.end, . len: usize = slice.len() . ) => end >= start && end <= len, . ); . . // SAFETY: the caller guarantees that `self` is in bounds of `slice` . // which satisfies all the conditions for `add`. . unsafe { 92,441 ( 0.00%) let new_len = unchecked_sub(self.end, self.start); . slice.as_ptr().add(self.start).cast_slice(new_len) as *const str . } . } . #[inline] . #[track_caller] . unsafe fn get_unchecked_mut(self, slice: *mut str) -> *mut Self::Output { . let slice = slice as *mut [u8]; . -- line 229 ---------------------------------------- -- line 254 ---------------------------------------- . } . . #[stable(feature = "new_range_api", since = "1.96.0")] . #[rustc_const_unstable(feature = "const_index", issue = "143775")] . const unsafe impl SliceIndex for range::Range { . type Output = str; . #[inline] . fn get(self, slice: &str) -> Option<&Self::Output> { 36,471 ( 0.00%) if check_range(slice, self) { . // SAFETY: just checked that `self` is in bounds, . // and we are passing in a safe reference, so the return value will also be one. . // We also checked char boundaries, so this is valid UTF-8. . Some(unsafe { &*self.get_unchecked(slice) }) . } else { . None . } . } -- line 270 ---------------------------------------- -- line 297 ---------------------------------------- . end: usize = self.end, . len: usize = slice.len() . ) => end >= start && end <= len, . ); . . // SAFETY: the caller guarantees that `self` is in bounds of `slice` . // which satisfies all the conditions for `add`. . unsafe { 2,707 ( 0.00%) let new_len = unchecked_sub(self.end, self.start); . slice.as_ptr().add(self.start).cast_slice(new_len) as *const str . } . } . #[inline] . #[track_caller] . unsafe fn get_unchecked_mut(self, slice: *mut str) -> *mut Self::Output { . let slice = slice as *mut [u8]; . -- line 313 ---------------------------------------- -- line 416 ---------------------------------------- . /// Panics if `end` does not point to the starting byte offset of a . /// character (as defined by `is_char_boundary`), or if `end > len`. . #[stable(feature = "str_checked_slicing", since = "1.20.0")] . #[rustc_const_unstable(feature = "const_index", issue = "143775")] . const unsafe impl SliceIndex for ops::RangeTo { . type Output = str; . #[inline] . fn get(self, slice: &str) -> Option<&Self::Output> { 734 ( 0.00%) if slice.is_char_boundary(self.end) { . // SAFETY: just checked that `end` is on a char boundary, . // and we are passing in a safe reference, so the return value will also be one. . Some(unsafe { &*self.get_unchecked(slice) }) . } else { . None . } . } . #[inline] -- line 432 ---------------------------------------- -- line 485 ---------------------------------------- . /// Panics if `begin` does not point to the starting byte offset of . /// a character (as defined by `is_char_boundary`), or if `begin > len`. . #[stable(feature = "str_checked_slicing", since = "1.20.0")] . #[rustc_const_unstable(feature = "const_index", issue = "143775")] . const unsafe impl SliceIndex for ops::RangeFrom { . type Output = str; . #[inline] . fn get(self, slice: &str) -> Option<&Self::Output> { 8 ( 0.00%) if slice.is_char_boundary(self.start) { . // SAFETY: just checked that `start` is on a char boundary, . // and we are passing in a safe reference, so the return value will also be one. . Some(unsafe { &*self.get_unchecked(slice) }) . } else { . None . } . } . #[inline] -- line 501 ---------------------------------------- -- line 630 ---------------------------------------- . unsafe { self.into_slice_range().get_unchecked(slice) } . } . #[inline] . unsafe fn get_unchecked_mut(self, slice: *mut str) -> *mut Self::Output { . // SAFETY: the caller must uphold the safety contract for `get_unchecked_mut`. . unsafe { self.into_slice_range().get_unchecked_mut(slice) } . } . #[inline] 144 ( 0.00%) fn index(self, slice: &str) -> &Self::Output { 288 ( 0.00%) let Self { mut start, mut end, exhausted } = self; . let len = slice.len(); 288 ( 0.00%) if end < len { 144 ( 0.00%) end = end + 1; 288 ( 0.00%) start = if exhausted { end } else { start }; 576 ( 0.00%) if start <= end && slice.is_char_boundary(start) && slice.is_char_boundary(end) { . // SAFETY: just checked that `start` and `end` are on a char boundary, . // and we are passing in a safe reference, so the return value will also be one. . // We also checked char boundaries, so this is valid UTF-8. . unsafe { return &*(start..end).get_unchecked(slice) } . } . } . . super::slice_error_fail(slice, start, end) 432 ( 0.00%) } . #[inline] . fn index_mut(self, slice: &mut str) -> &mut Self::Output { . let Self { mut start, mut end, exhausted } = self; . let len = slice.len(); . if end < len { . end = end + 1; . start = if exhausted { end } else { start }; . if start <= end && slice.is_char_boundary(start) && slice.is_char_boundary(end) { -- line 661 ---------------------------------------- -- line 735 ---------------------------------------- . } . #[inline] . unsafe fn get_unchecked_mut(self, slice: *mut str) -> *mut Self::Output { . // SAFETY: the caller must uphold the safety contract for `get_unchecked_mut`. . unsafe { (0..=self.end).get_unchecked_mut(slice) } . } . #[inline] . fn index(self, slice: &str) -> &Self::Output { 288 ( 0.00%) (0..=self.end).index(slice) 3,600 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/str/traits.rs: as core::slice::index::SliceIndex>::index (144x) . } . #[inline] . fn index_mut(self, slice: &mut str) -> &mut Self::Output { . (0..=self.end).index_mut(slice) . } . } . . /// Implements substring slicing with syntax `&self[..= last]` or `&mut -- line 751 ---------------------------------------- 41,998 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/operators/float_cmp.rs -------------------------------------------------------------------------------- Ir -- line 7 ---------------------------------------- . use rustc_hir::def_id::DefId; . use rustc_hir::{BinOpKind, Expr, ExprKind, UnOp}; . use rustc_lint::LateContext; . use rustc_middle::ty; . use rustc_span::SyntaxContext; . . use super::{FLOAT_CMP, FLOAT_CMP_CONST}; . 399,600 ( 0.02%) pub(crate) fn check_assert<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { . if let Some(macro_call) = . first_node_macro_backtrace(cx, e).find(|macro_call| is_assert_eq_diag(cx, macro_call.def_id)) 40 ( 0.00%) && let Some((lhs, rhs, _)) = find_assert_eq_args(cx, e, macro_call.expn) 24,420 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::find_assert_eq_args (8x) 8 ( 0.00%) && is_float(cx, lhs) . { . let ecx = ConstEvalCtxt::new(cx); . let ctxt = macro_call.span.ctxt(); . . let has_const = is_float_const(&ecx, lhs, ctxt) || is_float_const(&ecx, rhs, ctxt); . if !has_const { . return; . } -- line 27 ---------------------------------------- -- line 30 ---------------------------------------- . let msg = if is_comparing_arrays { . "strict comparison of `f32` or `f64` constant arrays" . } else { . "strict comparison of `f32` or `f64` constant" . }; . . clippy_utils::diagnostics::span_lint(cx, FLOAT_CMP_CONST, macro_call.span, msg); . } 355,200 ( 0.01%) } . . fn is_float_const(ecx: &ConstEvalCtxt<'_>, expr: &Expr<'_>, ctxt: SyntaxContext) -> bool { . match ecx.eval_with_source(expr, ctxt) { . Some((c, s)) if !is_allowed(&c) => !s.is_local(), . _ => false, . } . } . . fn is_assert_eq_diag(cx: &LateContext<'_>, def_id: DefId) -> bool { 8,696 ( 0.00%) matches!( 5,804 ( 0.00%) cx.tcx.get_diagnostic_name(def_id), 84,340 ( 0.00%) => ???:::get_diagnostic_name (1,451x) . Some(sym::assert_eq_macro | sym::assert_ne_macro | sym::debug_assert_eq_macro | sym::debug_assert_ne_macro) . ) . } . . fn is_inside_assert_eq(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { . macro_backtrace(expr.span).any(|mc| is_assert_eq_diag(cx, mc.def_id)) . } . 4,992 ( 0.00%) pub(crate) fn check<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'_>, . op: BinOpKind, . left: &'tcx Expr<'_>, . right: &'tcx Expr<'_>, . ) { 2,150 ( 0.00%) if (op == BinOpKind::Eq || op == BinOpKind::Ne) && is_float(cx, left) { . // Skip if inside assert_eq!/assert_ne! macro to avoid double-linting . // (handled by check_assert) 6 ( 0.00%) if is_inside_assert_eq(cx, expr) { . return; . } . 2 ( 0.00%) let ecx = ConstEvalCtxt::new(cx); 56 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::new (1x) . let ctxt = expr.span.ctxt(); 7 ( 0.00%) let left_is_local = match ecx.eval_with_source(left, ctxt) { 155 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval_with_source (1x) . Some((c, s)) if !is_allowed(&c) => s.is_local(), . Some(_) => return, . None => true, . }; 8 ( 0.00%) let right_is_local = match ecx.eval_with_source(right, ctxt) { 155 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval_with_source (1x) . Some((c, s)) if !is_allowed(&c) => s.is_local(), . Some(_) => return, . None => true, . }; . . // Allow comparing the results of signum() . if is_signum(cx, left) && is_signum(cx, right) { . return; . } . 5 ( 0.00%) if let Some(name) = parent_item_name(cx, expr) { 184 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::parent_item_name (1x) . let name = name.as_str(); 1 ( 0.00%) if name == "eq" || name == "ne" || name == "is_nan" || name.starts_with("eq_") || name.ends_with("_eq") { . return; . } . } . let is_comparing_arrays = is_array(cx, left) || is_array(cx, right); . let (lint, msg) = get_lint_and_message(left_is_local && right_is_local, is_comparing_arrays); . span_lint_and_then(cx, lint, expr.span, msg, |diag| { . let lhs = Sugg::hir(cx, left, ".."); . let rhs = Sugg::hir(cx, right, ".."); -- line 100 ---------------------------------------- -- line 108 ---------------------------------------- . lhs - rhs, . if op == BinOpKind::Eq { '<' } else { '>' } . ), . Applicability::HasPlaceholders, // snippet . ); . } . }); . } 3,328 ( 0.00%) } . . fn get_lint_and_message(is_local: bool, is_comparing_arrays: bool) -> (&'static rustc_lint::Lint, &'static str) { . if is_local { . ( . FLOAT_CMP, . if is_comparing_arrays { . "strict comparison of `f32` or `f64` arrays" . } else { -- line 124 ---------------------------------------- -- line 149 ---------------------------------------- . }), . _ => false, . } . } . . // Return true if `expr` is the result of `signum()` invoked on a float value. . fn is_signum(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { . // The negation of a signum is still a signum 3 ( 0.00%) if let ExprKind::Unary(UnOp::Neg, child_expr) = expr.kind { . return is_signum(cx, child_expr); . } . 2 ( 0.00%) if let ExprKind::MethodCall(method_name, self_arg, [], _) = expr.kind . && method_name.ident.name == sym::signum . // Check that the receiver of the signum() is a float (expressions[0] is the receiver of . // the method call) . { . return is_float(cx, self_arg); . } . false . } . . fn is_float(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 129 ( 0.00%) let value = &cx.typeck_results().expr_ty(expr).peel_refs().kind(); 320 ( 0.00%) => ???:::expr_ty (8x) . . if let ty::Array(arr_ty, _) = value { . return matches!(arr_ty.kind(), ty::Float(_)); . } . . matches!(value, ty::Float(_)) . } . -- line 180 ---------------------------------------- 298 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_noop_waker.rs -------------------------------------------------------------------------------- Ir -- line 45 ---------------------------------------- . . impl ManualNoopWaker { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for ManualNoopWaker { 10,514 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'tcx>) { 3,814 ( 0.00%) if let ItemKind::Impl(imp) = item.kind 1,620 ( 0.00%) && let Some(trait_ref) = imp.of_trait 3,028 ( 0.00%) && let Some(trait_id) = trait_ref.trait_ref.trait_def_id() 9,841 ( 0.00%) => ???:::trait_def_id (757x) 5,299 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::Wake, trait_id) 43,986 ( 0.00%) => ???:::is_diagnostic_item (757x) . && self.msrv.meets(cx, msrvs::WAKER_NOOP) . { . for impl_item_ref in imp.items { . let impl_item = cx . .tcx . .hir_node_by_def_id(impl_item_ref.owner_id.def_id) . .expect_impl_item(); . -- line 65 ---------------------------------------- -- line 75 ---------------------------------------- . cx, . MANUAL_NOOP_WAKER, . trait_ref.trait_ref.path.span, . "manual implementation of a no-op waker", . None, . "use `std::task::Waker::noop()` instead", . ); . } 12,016 ( 0.00%) } . } 4,542 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/mod.rs -------------------------------------------------------------------------------- Ir -- line 454 ---------------------------------------- . /// let mut vec: Vec = Vec::new(); . /// ``` . #[inline] . #[rustc_const_stable(feature = "const_vec_new", since = "1.39.0")] . #[rustc_diagnostic_item = "vec_new"] . #[stable(feature = "rust1", since = "1.0.0")] . #[must_use] . pub const fn new() -> Self { 323,655 ( 0.01%) Vec { buf: RawVec::new(), len: 0 } . } . . /// Constructs a new, empty `Vec` with at least the specified capacity. . /// . /// The vector will be able to hold at least `capacity` elements without . /// reallocating. This method is allowed to allocate for more elements than . /// `capacity`. If `capacity` is zero, the vector will not allocate. . /// -- line 470 ---------------------------------------- -- line 961 ---------------------------------------- . /// // A vector of a zero-sized type will always over-allocate, since no . /// // allocation is necessary . /// let vec_units = Vec::<(), System>::with_capacity_in(10, System); . /// assert_eq!(vec_units.capacity(), usize::MAX); . /// ``` . #[inline] . #[unstable(feature = "allocator_api", issue = "32838")] . pub fn with_capacity_in(capacity: usize, alloc: A) -> Self { 213,018 ( 0.01%) Vec { buf: RawVec::with_capacity_in(capacity, alloc), len: 0 } . } . . /// Appends an element to the back of a collection. . /// . /// # Panics . /// . /// Panics if the new capacity exceeds `isize::MAX` _bytes_. . /// -- line 977 ---------------------------------------- -- line 1021 ---------------------------------------- . /// capacity after the push, *O*(*capacity*) time is taken to copy the . /// vector's elements to a larger allocation. This expensive operation is . /// offset by the *capacity* *O*(1) insertions it allows. . #[inline] . #[stable(feature = "push_mut", since = "1.95.0")] . #[must_use = "if you don't need a reference to the value, use `Vec::push` instead"] . pub fn push_mut(&mut self, value: T) -> &mut T { . // Inform codegen that the length does not change across grow_one(). 38,886 ( 0.00%) let len = self.len; . // This will panic or abort if we would allocate > isize::MAX bytes . // or if the length increment would overflow for zero-sized types. 86,028 ( 0.00%) if len == self.buf.capacity() { 12,243 ( 0.00%) self.buf.grow_one(); 295 ( 0.00%) => ???:>::grow_one (5x) . } . unsafe { . let end = self.as_mut_ptr().add(len); . ptr::write(end, value); 85,231 ( 0.00%) self.len = len + 1; . // SAFETY: We just wrote a value to the pointer that will live the lifetime of the reference. . &mut *end . } . } . } . . impl Vec { . /// Constructs a new, empty `Vec`. -- line 1046 ---------------------------------------- -- line 1188 ---------------------------------------- . capacity: usize, . alloc: A, . ) -> Self { . ub_checks::assert_unsafe_precondition!( . check_library_ub, . "Vec::from_raw_parts_in requires that length <= capacity", . (length: usize = length, capacity: usize = capacity) => length <= capacity . ); 1,220 ( 0.00%) unsafe { Vec { buf: RawVec::from_raw_parts_in(ptr, capacity, alloc), len: length } } . } . . #[doc(alias = "from_non_null_parts_in")] . /// Creates a `Vec` directly from a `NonNull` pointer, a length, a capacity, . /// and an allocator. . /// . /// # Safety . /// -- line 1204 ---------------------------------------- -- line 1453 ---------------------------------------- . /// let mut vec = vec![1]; . /// vec.reserve(10); . /// assert!(vec.capacity() >= 11); . /// ``` . #[cfg(not(no_global_oom_handling))] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_diagnostic_item = "vec_reserve"] . pub fn reserve(&mut self, additional: usize) { 6,586 ( 0.00%) self.buf.reserve(self.len, additional); . } . . /// Reserves the minimum capacity for at least `additional` more elements to . /// be inserted in the given `Vec`. Unlike [`reserve`], this will not . /// deliberately over-allocate to speculatively avoid frequent allocations. . /// After calling `reserve_exact`, capacity will be greater than or equal to . /// `self.len() + additional`. Does nothing if the capacity is already . /// sufficient. -- line 1469 ---------------------------------------- -- line 1590 ---------------------------------------- . /// ``` . #[cfg(not(no_global_oom_handling))] . #[stable(feature = "rust1", since = "1.0.0")] . #[inline] . pub fn shrink_to_fit(&mut self) { . // The capacity is never less than the length, and there's nothing to do when . // they are equal, so we can avoid the panic case in `RawVec::shrink_to_fit` . // by only calling it with a greater capacity. 5,803 ( 0.00%) if self.capacity() > self.len { . self.buf.shrink_to_fit(self.len); . } . } . . /// Shrinks the capacity of the vector with a lower bound. . /// . /// The capacity will remain at least as large as both the length . /// and the supplied value. -- line 1606 ---------------------------------------- -- line 1815 ---------------------------------------- . // case avoids creating an invalid slice, and . // * the `len` of the vector is shrunk before calling `drop_in_place`, . // such that no value will be dropped twice in case `drop_in_place` . // were to panic once (if it panics twice, the program aborts). . unsafe { . // Note: It's intentional that this is `>` and not `>=`. . // Changing it to `>=` has negative performance . // implications in some cases. See #78884 for more. 59,538 ( 0.00%) if len > self.len { . return; . } . let remaining_len = self.len - len; . let s = self.as_mut_ptr().add(len).cast_slice(remaining_len); 24,652 ( 0.00%) self.len = len; . ptr::drop_in_place(s); . } . } . . /// Extracts a slice containing the entire vector. . /// . /// Equivalent to `&s[..]`. . /// -- line 1836 ---------------------------------------- -- line 1857 ---------------------------------------- . // * obeys size and address-wrapping constraints . // . // * We only construct `&mut` references to `self.buf` through `&mut self` methods; borrow- . // check ensures that it is not possible to mutably alias `self.buf` within the . // returned lifetime. . unsafe { . // normally this would use `slice::from_raw_parts`, but it's . // instantiated often enough that avoiding the UB check is worth it 576,938 ( 0.02%) &*core::intrinsics::aggregate_raw_ptr::<*const [T], _, _>(self.as_ptr(), self.len) . } . } . . /// Extracts a mutable slice of the entire vector. . /// . /// Equivalent to `&mut s[..]`. . /// . /// # Examples -- line 1873 ---------------------------------------- -- line 1896 ---------------------------------------- . // * obeys size and address-wrapping constraints . // . // * We only construct references to `self.buf` through `&self` and `&mut self` methods; . // borrow-check ensures that it is not possible to construct a reference to `self.buf` . // within the returned lifetime. . unsafe { . // normally this would use `slice::from_raw_parts_mut`, but it's . // instantiated often enough that avoiding the UB check is worth it 96,642 ( 0.00%) &mut *core::intrinsics::aggregate_raw_ptr::<*mut [T], _, _>(self.as_mut_ptr(), self.len) . } . } . . /// Returns a raw pointer to the vector's buffer, or a dangling raw pointer . /// valid for zero sized reads if the vector didn't allocate. . /// . /// The caller must ensure that the vector outlives the pointer this . /// function returns, or else it will end up dangling. -- line 1912 ---------------------------------------- -- line 2216 ---------------------------------------- . #[rustc_const_unstable(feature = "const_heap", issue = "79597")] . pub const unsafe fn set_len(&mut self, new_len: usize) { . ub_checks::assert_unsafe_precondition!( . check_library_ub, . "Vec::set_len requires that new_len <= capacity()", . (new_len: usize = new_len, capacity: usize = self.capacity()) => new_len <= capacity . ); . 8,565 ( 0.00%) self.len = new_len; . } . . /// Removes an element from the vector and returns it. . /// . /// The removed element is replaced by the last element of the vector. . /// . /// This does not preserve ordering of the remaining elements, but is *O*(1). . /// If you need to preserve the element order, use [`remove`] instead. -- line 2232 ---------------------------------------- -- line 2254 ---------------------------------------- . #[cold] . #[cfg_attr(not(panic = "immediate-abort"), inline(never))] . #[optimize(size)] . fn assert_failed(index: usize, len: usize) -> ! { . panic!("swap_remove index (is {index}) should be < len (is {len})"); . } . . let len = self.len(); 280 ( 0.00%) if index >= len { . assert_failed(index, len); . } . unsafe { . // We replace self[index] with the last element. Note that if the . // bounds check above succeeds there must be a last element (which . // can be self[index] itself). . let value = ptr::read(self.as_ptr().add(index)); . let base_ptr = self.as_mut_ptr(); 140 ( 0.00%) ptr::copy(base_ptr.add(len - 1), base_ptr.add(index), 1); . self.set_len(len - 1); . value . } . } . . /// Inserts an element at position `index` within the vector, shifting all . /// elements after it to the right. . /// -- line 2279 ---------------------------------------- -- line 2478 ---------------------------------------- . /// assert_eq!(vec, [2, 3, 5]); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . pub fn retain(&mut self, mut f: F) . where . F: FnMut(&T) -> bool, . { . self.retain_mut(|elem| f(elem)); 98 ( 0.00%) } . . /// Retains only the elements specified by the predicate, passing a mutable reference to it. . /// . /// In other words, remove all elements `e` such that `f(&mut e)` returns `false`. . /// This method operates in place, visiting each element exactly once in the . /// original order, and preserves the order of the retained elements. . /// . /// # Examples -- line 2494 ---------------------------------------- -- line 2505 ---------------------------------------- . /// ``` . #[stable(feature = "vec_retain_mut", since = "1.61.0")] . pub fn retain_mut(&mut self, mut f: F) . where . F: FnMut(&mut T) -> bool, . { . let original_len = self.len(); . 228 ( 0.00%) if original_len == 0 { . // Empty case: explicit return allows better optimization, vs letting compiler infer it . return; . } . . // Vec: [Kept, Kept, Hole, Hole, Hole, Hole, Unchecked, Unchecked] . // | ^- write ^- read | . // |<- original_len ->| . // Kept: Elements which predicate returns true on. -- line 2521 ---------------------------------------- -- line 2550 ---------------------------------------- . } . } . } . . let mut read = 0; . loop { . // SAFETY: read < original_len . let cur = unsafe { self.get_unchecked_mut(read) }; 984 ( 0.00%) if hint::unlikely(!f(cur)) { . break; . } 416 ( 0.00%) read += 1; 832 ( 0.00%) if read == original_len { . // All elements are kept, return early. . return; . } . } . . // Critical section starts here and at least one element is going to be removed. . // Advance `g.read` early to avoid double drop if `drop_in_place` panicked. . let mut g = PanicGuard { v: self, read: read + 1, write: read, original_len }; . // SAFETY: previous `read` is always less than original_len. . unsafe { ptr::drop_in_place(&mut *g.v.as_mut_ptr().add(read)) }; . 2,084 ( 0.00%) while g.read < g.original_len { . // SAFETY: `read` is always less than original_len. . let cur = unsafe { &mut *g.v.as_mut_ptr().add(g.read) }; 944 ( 0.00%) if !f(cur) { . // Advance `read` early to avoid double drop if `drop_in_place` panicked. . g.read += 1; . // SAFETY: We never touch this element again after dropped. . unsafe { ptr::drop_in_place(cur) }; . } else { . // SAFETY: `read` > `write`, so the slots don't overlap. . // We use copy for move, and never touch the source element again. . unsafe { . let hole = g.v.as_mut_ptr().add(g.write); . ptr::copy_nonoverlapping(cur, hole, 1); . } 944 ( 0.00%) g.write += 1; . g.read += 1; . } . } . . // We are leaving the critical section and no panic happened, . // Commit the length change and forget the guard. . // SAFETY: `write` is always less than or equal to original_len. . unsafe { g.v.set_len(g.write) }; -- line 2597 ---------------------------------------- -- line 2865 ---------------------------------------- . /// . /// # Time complexity . /// . /// Takes *O*(1) time. . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_diagnostic_item = "vec_pop"] . pub fn pop(&mut self) -> Option { 54,489 ( 0.00%) if self.len == 0 { . None . } else { . unsafe { 36,954 ( 0.00%) self.len -= 1; . core::hint::assert_unchecked(self.len < self.capacity()); 242 ( 0.00%) Some(ptr::read(self.as_ptr().add(self.len()))) . } . } . } . . /// Removes and returns the last element from a vector if the predicate . /// returns `true`, or [`None`] if the predicate returns false or the vector . /// is empty (the predicate will not be called in that case). . /// -- line 2887 ---------------------------------------- -- line 2973 ---------------------------------------- . Ok(()) . } . . /// Appends elements to `self` from other buffer without reserving additional capacity. . #[inline] . unsafe fn append_elements_unreserved(&mut self, other: *const [T]) { . let count = other.len(); . let len = self.len(); 6,269 ( 0.00%) if count > 0 { . unsafe { . ptr::copy_nonoverlapping(other as *const T, self.as_mut_ptr().add(len), count) . }; . } 12,627 ( 0.00%) self.len += count; . } . . /// Removes the subslice indicated by the given range from the vector, . /// returning a double-ended iterator over the removed subslice. . /// . /// If the iterator is dropped before being fully consumed, . /// it drops the remaining removed elements. . /// -- line 2994 ---------------------------------------- -- line 3074 ---------------------------------------- . . // SAFETY: . // - `elems` comes directly from `as_mut_slice` and is therefore valid. . // - Setting `self.len` before calling `drop_in_place` means that, . // if an element's `Drop` impl panics, the vector's `Drop` impl will . // do nothing (leaking the rest of the elements) instead of dropping . // some twice. . unsafe { 1,736 ( 0.00%) self.len = 0; . ptr::drop_in_place(elems); . } . } . . /// Returns the number of elements in the vector, also referred to . /// as its 'length'. . /// . /// # Examples -- line 3090 ---------------------------------------- -- line 3093 ---------------------------------------- . /// let a = vec![1, 2, 3]; . /// assert_eq!(a.len(), 3); . /// ``` . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_stable(feature = "const_vec_string_slice", since = "1.87.0")] . #[rustc_confusables("length", "size")] . pub const fn len(&self) -> usize { 36,572 ( 0.00%) let len = self.len; . . // SAFETY: The maximum capacity of `Vec` is `isize::MAX` bytes, so the maximum value can . // be returned is `usize::checked_div(size_of::()).unwrap_or(usize::MAX)`, which . // matches the definition of `T::MAX_SLICE_LEN`. . unsafe { intrinsics::assume(len <= T::MAX_SLICE_LEN) }; . . len . } -- line 3109 ---------------------------------------- -- line 3118 ---------------------------------------- . /// . /// v.push(1); . /// assert!(!v.is_empty()); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_diagnostic_item = "vec_is_empty"] . #[rustc_const_stable(feature = "const_vec_string_slice", since = "1.87.0")] . pub const fn is_empty(&self) -> bool { 22,250 ( 0.00%) self.len() == 0 . } . . /// Splits the collection into two at the given index. . /// . /// Returns a newly allocated vector containing the elements in the range . /// `[at, len)`. After the call, the original vector will be left containing . /// the elements `[0, at)` with its previous capacity unchanged. . /// -- line 3134 ---------------------------------------- -- line 3868 ---------------------------------------- . #[cfg(not(no_global_oom_handling))] . #[stable(feature = "rust1", since = "1.0.0")] . impl Clone for Vec { . /// Creates a new `Vec` by deep-copying the contents of an existing `Vec`. . /// . /// This method will allocate a new `Vec` and `clone` all of `self`'s contents . /// into it. The capacity of the duplicate `Vec` is not forced to match the . /// capacity of the original. 10,039 ( 0.00%) fn clone(&self) -> Self { . let alloc = self.allocator().clone(); 36 ( 0.00%) <[T]>::to_vec_in(&**self, alloc) 12,873 ( 0.00%) } . . /// Overwrites the contents of `self` with a clone of the contents of `source`. . /// . /// This method is preferred over simply assigning `source.clone()` to `self`, . /// as it avoids reallocation if possible. Additionally, if the element type . /// `T` overrides `clone_from()`, this will reuse the resources of `self`'s . /// elements as well. . /// -- line 3887 ---------------------------------------- -- line 3915 ---------------------------------------- . /// let v: Vec = vec![0xa8, 0x3c, 0x09]; . /// let s: &[u8] = &[0xa8, 0x3c, 0x09]; . /// assert_eq!(b.hash_one(v), b.hash_one(s)); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . impl Hash for Vec { . #[inline] . fn hash(&self, state: &mut H) { 28 ( 0.00%) Hash::hash(&**self, state) . } . } . . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_index", issue = "143775")] . const impl, A: Allocator> Index for Vec { . type Output = I::Output; . -- line 3931 ---------------------------------------- -- line 3988 ---------------------------------------- . /// LONG_LIVED.lock().unwrap().push(result); . /// } . /// ``` . #[cfg(not(no_global_oom_handling))] . #[stable(feature = "rust1", since = "1.0.0")] . impl FromIterator for Vec { . #[inline] . fn from_iter>(iter: I) -> Vec { 4,549 ( 0.00%) >::from_iter(iter.into_iter()) 1,751 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/spec_from_iter.rs: as alloc::vec::spec_from_iter::SpecFromIter, ::multi::{closure#0}>, core::option::Option>>>::from_iter (15x) . } . } . . #[stable(feature = "rust1", since = "1.0.0")] . impl IntoIterator for Vec { . type Item = T; . type IntoIter = IntoIter; . -- line 4004 ---------------------------------------- -- line 4026 ---------------------------------------- . let buf = me.buf.non_null(); . let begin = buf.as_ptr(); . let end = if T::IS_ZST { . begin.wrapping_byte_add(me.len()) . } else { . begin.add(me.len()) as *const T . }; . let cap = me.buf.capacity(); 7 ( 0.00%) IntoIter { buf, phantom: PhantomData, cap, alloc, ptr: buf, end } . } . } . } . . #[stable(feature = "rust1", since = "1.0.0")] . impl<'a, T, A: Allocator> IntoIterator for &'a Vec { . type Item = &'a T; . type IntoIter = slice::Iter<'a, T>; -- line 4042 ---------------------------------------- -- line 4056 ---------------------------------------- . } . } . . #[cfg(not(no_global_oom_handling))] . #[stable(feature = "rust1", since = "1.0.0")] . impl Extend for Vec { . #[inline] . fn extend>(&mut self, iter: I) { 1 ( 0.00%) >::spec_extend(self, iter.into_iter()) 519 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/vec/spec_extend.rs: as alloc::vec::spec_extend::SpecExtend>>::spec_extend (1x) . } . . #[inline] . fn extend_one(&mut self, item: T) { . self.push(item); . } . . #[inline] -- line 4072 ---------------------------------------- -- line 4084 ---------------------------------------- . } . } . } . . impl Vec { . // leaf method to which various SpecFrom/SpecExtend implementations delegate when . // they have no further optimizations to apply . #[cfg(not(no_global_oom_handling))] 10 ( 0.00%) fn extend_desugared>(&mut self, mut iterator: I) { . // This is the case for a general iterator. . // . // This function should be the moral equivalent of: . // . // for item in iterator { . // self.push(item); . // } 22,545 ( 0.00%) while let Some(element) = iterator.next() { 35,932 ( 0.00%) => /home/moon/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/toml_parser-1.1.2+spec-1.1.0/src/lexer/mod.rs:::next (387x) . let len = self.len(); 8,007 ( 0.00%) if len == self.capacity() { . let (lower, _) = iterator.size_hint(); . self.reserve(lower.saturating_add(1)); . } . unsafe { . ptr::write(self.as_mut_ptr().add(len), element); . // Since next() executes user code which can panic we have to bump the length . // after each step. . // NB can't overflow since we would have had to alloc the address space 4,000 ( 0.00%) self.set_len(len + 1); . } . } 8 ( 0.00%) } . . // specific extend for `TrustedLen` iterators, called both by the specializations . // and internal places where resolving specialization makes compilation slower . #[cfg(not(no_global_oom_handling))] . fn extend_trusted(&mut self, iterator: impl iter::TrustedLen) { . let (low, high) = iterator.size_hint(); . if let Some(additional) = high { . debug_assert_eq!( -- line 4122 ---------------------------------------- -- line 4124 ---------------------------------------- . additional, . "TrustedLen iterator's size hint is not exact: {:?}", . (low, high) . ); . self.reserve(additional); . unsafe { . let ptr = self.as_mut_ptr(); . let mut local_len = SetLenOnDrop::new(&mut self.len); 84 ( 0.00%) iterator.for_each(move |element| { . ptr::write(ptr.add(local_len.current_len()), element); . // Since the loop executes user code which can panic we have to update . // the length every step to correctly drop what we've written. . // NB can't overflow since we would have had to alloc the address space . local_len.increment_len(1); . }); . } . } else { -- line 4140 ---------------------------------------- -- line 4345 ---------------------------------------- . } . } . . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_heap", issue = "79597")] . const unsafe impl<#[may_dangle] T: [const] Destruct, A: [const] Allocator + [const] Destruct> Drop . for Vec . { 3,787 ( 0.00%) fn drop(&mut self) { . unsafe { . // use drop for [T] . // use a raw slice to refer to the elements of the vector as weakest necessary type; . // could avoid questions of validity in certain cases 10,957 ( 0.00%) self.as_mut_ptr().cast_slice(self.len).drop_in_place() . } . // RawVec handles deallocation 4,732 ( 0.00%) } . } . . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_default", issue = "143894")] . const impl Default for Vec { . /// Creates an empty `Vec`. . /// . /// The vector will not allocate until elements are pushed onto it. -- line 4369 ---------------------------------------- 150,431 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_type_ir/src/ty_kind.rs -------------------------------------------------------------------------------- Ir -- line 133 ---------------------------------------- . } . } . . /// Defines the kinds of types used by the type system. . /// . /// Types written by the user start out as `hir::TyKind` and get . /// converted to this representation using `::lower_ty`. . #[cfg_attr(feature = "nightly", rustc_diagnostic_item = "IrTyKind")] 28,117 ( 0.00%) #[derive_where(Clone, Copy, Hash, PartialEq; I: Interner)] . #[derive(GenericTypeVisitable)] . #[cfg_attr( . feature = "nightly", . derive(Encodable_NoContext, Decodable_NoContext, StableHash_NoContext) . )] . pub enum TyKind { . /// The primitive boolean type. Written as `bool`. . Bool, -- line 149 ---------------------------------------- -- line 1090 ---------------------------------------- . . /// Returns the safety mode. . pub fn safety(self) -> I::Safety { . if self.is_safe() { I::Safety::safe() } else { I::Safety::unsafe_mode() } . } . . /// Do the function arguments end with a C-style variadic argument? . pub fn c_variadic(self) -> bool { 354 ( 0.00%) self.flags & Self::C_VARIADIC_FLAG != 0 . } . . /// Get the index of the splatted argument, if any. . pub fn splatted(self) -> Option { . if self.splatted == Self::NO_SPLATTED_ARG_INDEX { None } else { Some(self.splatted) } . } . } . . #[derive_where(Clone, Copy, PartialEq, Hash; I: Interner)] . #[cfg_attr( . feature = "nightly", . derive(Encodable_NoContext, Decodable_NoContext, StableHash_NoContext) . )] 2,080 ( 0.00%) #[derive(TypeVisitable_Generic, GenericTypeVisitable, TypeFoldable_Generic, Lift_Generic)] 1,559,544 ( 0.06%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/generic_args.rs:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty> as rustc_type_ir::fold::TypeFoldable>::fold_with::> (1,040x) . pub struct FnSig { . pub inputs_and_output: I::Tys, 2,080 ( 0.00%) #[type_visitable(ignore)] . #[type_foldable(identity)] . pub fn_sig_kind: FnSigKind, . } . . impl Eq for FnSig {} . . impl FnSig { . pub fn inputs(self) -> I::FnInputTys { 3,999 ( 0.00%) self.inputs_and_output.inputs() 994 ( 0.00%) => ???:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty> as rustc_type_ir::inherent::Tys>::inputs (142x) . } . . pub fn output(self) -> I::Ty { 6,947 ( 0.00%) self.inputs_and_output.output() 2,580 ( 0.00%) => ???:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty> as rustc_type_ir::inherent::Tys>::output (516x) . } . . pub fn is_fn_trait_compatible(self) -> bool { . !self.c_variadic() && self.safety().is_safe() && self.abi() == ExternAbi::Rust . } . . /// Set the safety flag. . #[must_use = "this method does not modify the receiver"] -- line 1136 ---------------------------------------- 5,735 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs -------------------------------------------------------------------------------- Ir -- line 82 ---------------------------------------- . declare_lint_pass!(EvalOrderDependence => [ . DIVERGING_SUB_EXPRESSION, . MIXED_READ_WRITE_IN_EXPRESSION, . ]); . . impl<'tcx> LateLintPass<'tcx> for EvalOrderDependence { . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { . // Find a write to a local variable. 177,661 ( 0.01%) let var = if let ExprKind::Assign(lhs, ..) | ExprKind::AssignOp(_, lhs, _) = expr.kind . && let Some(var) = lhs.res_local_id() 129 ( 0.00%) && expr.span.desugaring_kind().is_none() 4,064 ( 0.00%) => ???:::desugaring_kind (43x) . { . var . } else { . return; . }; 215 ( 0.00%) let mut visitor = ReadVisitor { . cx, . var, . write_expr: expr, . last_expr: expr, . }; . check_for_unsequenced_reads(&mut visitor); 44,400 ( 0.00%) } . fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) { 10,552 ( 0.00%) match stmt.kind { 783 ( 0.00%) StmtKind::Let(local) => { 2,349 ( 0.00%) if let LetStmt { init: Some(e), .. } = local { 2,325 ( 0.00%) DivergenceVisitor { cx }.visit_expr(e); 1,313,921 ( 0.05%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::visit_expr (775x) . } . }, 5,420 ( 0.00%) StmtKind::Expr(e) | StmtKind::Semi(e) => DivergenceVisitor { cx }.maybe_walk_expr(e), 1,616,203 ( 0.06%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::maybe_walk_expr (1,084x) . StmtKind::Item(..) => {}, . } . } . } . . struct DivergenceVisitor<'a, 'tcx> { . cx: &'a LateContext<'tcx>, . } . . impl<'tcx> DivergenceVisitor<'_, 'tcx> { 55,545 ( 0.00%) fn maybe_walk_expr(&mut self, e: &'tcx Expr<'_>) { 85,886 ( 0.00%) match e.kind { . ExprKind::Closure(..) | ExprKind::If(..) | ExprKind::Loop(..) => {}, 2,379 ( 0.00%) ExprKind::Match(e, arms, _) => { 2,379 ( 0.00%) self.visit_expr(e); 313,392 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::visit_expr (299x) 284,648 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::visit_expr'2 (263x) . for arm in arms { 4,536 ( 0.00%) if let Some(if_expr) = arm.guard { . self.visit_expr(if_expr); . } . // make sure top level arm expressions aren't linted 4,536 ( 0.00%) self.maybe_walk_expr(arm.body); 929,801 ( 0.04%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::maybe_walk_expr'2 (1,126x) . } . }, 69,727 ( 0.00%) _ => walk_expr(self, e), 1,212,087 ( 0.05%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_expr:: (1,024x) . } 6,888 ( 0.00%) } . . fn report_diverging_sub_expr(&self, e: &Expr<'_>) { . if let Some(macro_call) = root_macro_call_first_node(self.cx, e) . && self.cx.tcx.is_diagnostic_item(sym::todo_macro, macro_call.def_id) . { . return; . } . span_lint(self.cx, DIVERGING_SUB_EXPRESSION, e.span, "sub-expression diverges"); . } . } . . fn stmt_might_diverge(stmt: &Stmt<'_>) -> bool { 9 ( 0.00%) !matches!(stmt.kind, StmtKind::Item(..)) . } . . impl<'tcx> Visitor<'tcx> for DivergenceVisitor<'_, 'tcx> { 59,591 ( 0.00%) fn visit_expr(&mut self, e: &'tcx Expr<'_>) { 59,291 ( 0.00%) match e.kind { . // fix #10776 60 ( 0.00%) ExprKind::Block(block, ..) => match (block.stmts, block.expr) { . (stmts, Some(e)) if stmts.iter().all(|stmt| !stmt_might_diverge(stmt)) => { . self.visit_expr(e); 1 ( 0.00%) }, . ([first @ .., stmt], None) . if first.iter().all(|stmt| !stmt_might_diverge(stmt)) . && let StmtKind::Expr(e) | StmtKind::Semi(e) = stmt.kind => . { . self.visit_expr(e); . }, . _ => {}, . }, . ExprKind::Continue(_) | ExprKind::Break(_, _) | ExprKind::Ret(_) => self.report_diverging_sub_expr(e), 1,559 ( 0.00%) ExprKind::Call(func, _) => { 3,118 ( 0.00%) let typ = self.cx.typeck_results().expr_ty(func); 26,196 ( 0.00%) => ???:::expr_ty (645x) . if typ.is_fn() { 9,354 ( 0.00%) let sig = typ.fn_sig(self.cx.tcx); 507,460 ( 0.02%) => ???:::fn_sig (645x) 12,472 ( 0.00%) if self.cx.tcx.instantiate_bound_regions_with_erased(sig).output().kind() == &ty::Never { 135,177 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:::instantiate_bound_regions_with_erased::> (645x) . self.report_diverging_sub_expr(e); . } . } . }, . ExprKind::MethodCall(..) => { 614 ( 0.00%) let borrowed_table = self.cx.typeck_results(); 2,456 ( 0.00%) if borrowed_table.expr_ty(e).is_never() { 9,680 ( 0.00%) => ???:::expr_ty (242x) . self.report_diverging_sub_expr(e); . } . }, . _ => { . // do not lint expressions referencing objects of type `!`, as that required a . // diverging expression . // to begin with . }, . } 25,539 ( 0.00%) self.maybe_walk_expr(e); 1,176,229 ( 0.05%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::maybe_walk_expr (775x) 917,460 ( 0.04%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::maybe_walk_expr'2 (1,114x) 51,078 ( 0.00%) } . fn visit_block(&mut self, _: &'tcx Block<'_>) { . // don't continue over blocks, LateLintPass already does that . } . } . . /// Walks up the AST from the given write expression (`vis.write_expr`) looking . /// for reads to the same variable that are unsequenced relative to the write. . /// -- line 202 ---------------------------------------- -- line 207 ---------------------------------------- . /// and `|| x = 1` don't necessarily evaluate `x`), and . /// . /// * which one is evaluated first depends on the order of sub-expression evaluation. Blocks, `if`s, . /// loops, `match`es, and the short-circuiting logical operators are considered to have a defined . /// evaluation order. . /// . /// When such a read is found, the lint is triggered. . fn check_for_unsequenced_reads(vis: &mut ReadVisitor<'_, '_>) { 172 ( 0.00%) let mut cur_id = vis.write_expr.hir_id; . loop { 4,571 ( 0.00%) let parent_id = vis.cx.tcx.parent_hir_id(cur_id); 53,143 ( 0.00%) => ???:::parent_hir_id (769x) 727 ( 0.00%) if parent_id == cur_id { . break; . } . 8,477 ( 0.00%) let stop_early = match vis.cx.tcx.hir_node(parent_id) { 51,934 ( 0.00%) => ???:::hir_node (769x) 321 ( 0.00%) Node::Expr(expr) => check_expr(vis, expr), 354 ( 0.00%) Node::Stmt(stmt) => check_stmt(vis, stmt), . Node::Item(_) => { . // We reached the top of the function, stop. . break; . }, . _ => StopEarly::KeepGoing, . }; . match stop_early { . StopEarly::Stop => break, -- line 232 ---------------------------------------- -- line 289 ---------------------------------------- . } . . vis.last_expr = expr; . . StopEarly::KeepGoing . } . . fn check_stmt<'tcx>(vis: &mut ReadVisitor<'_, 'tcx>, stmt: &'tcx Stmt<'_>) -> StopEarly { 354 ( 0.00%) match stmt.kind { . StmtKind::Expr(expr) | StmtKind::Semi(expr) => check_expr(vis, expr), . // If the declaration is of a local variable, check its initializer . // expression if it has one. Otherwise, keep going. . StmtKind::Let(local) => local . .init . .as_ref() . .map_or(StopEarly::KeepGoing, |expr| check_expr(vis, expr)), . StmtKind::Item(..) => StopEarly::KeepGoing, -- line 305 ---------------------------------------- 28,234 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs -------------------------------------------------------------------------------- Ir -- line 136 ---------------------------------------- . . impl Lifetimes { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for Lifetimes { 13,518 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 2,886 ( 0.00%) if let ItemKind::Fn { . ref sig, 22 ( 0.00%) generics, 66 ( 0.00%) body: id, . .. 3,004 ( 0.00%) } = item.kind . { 132 ( 0.00%) check_fn_inner(cx, sig, Some(id), None, generics, item.span, true, self.msrv, || { . is_from_proc_macro(cx, item) . }); . } else if let ItemKind::Impl(impl_) = &item.kind 1,620 ( 0.00%) && !item.span.from_expansion() 596 ( 0.00%) && !is_from_proc_macro(cx, item) . { . report_extra_impl_lifetimes(cx, impl_); . } 12,016 ( 0.00%) } . 30,330 ( 0.00%) fn check_poly_trait_ref(&mut self, cx: &LateContext<'tcx>, poly_trait_ref: &'tcx PolyTraitRef<'tcx>) { 6,740 ( 0.00%) if !poly_trait_ref.span.from_expansion() { 1,746 ( 0.00%) report_extra_trait_object_lifetimes(cx, poly_trait_ref.bound_generic_params, &poly_trait_ref.trait_ref); . } 26,960 ( 0.00%) } . 21,357 ( 0.00%) fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx ImplItem<'_>) { 20,142 ( 0.00%) if let ImplItemKind::Fn(ref sig, id) = item.kind { 7,938 ( 0.00%) let report_extra_lifetimes = trait_ref_of_method(cx, item.owner_id).is_none(); 418,061 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::trait_ref_of_method (2,646x) 2,646 ( 0.00%) check_fn_inner( . cx, . sig, . Some(id), . None, 5,292 ( 0.00%) item.generics, 2,646 ( 0.00%) item.span, . report_extra_lifetimes, 2,646 ( 0.00%) self.msrv, . || is_from_proc_macro(cx, item), . ); . } 24,408 ( 0.00%) } . 1,281 ( 0.00%) fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx TraitItem<'_>) { 732 ( 0.00%) if let TraitItemKind::Fn(ref sig, ref body) = item.kind { 1,628 ( 0.00%) let (body, trait_sig) = match *body { . TraitFn::Required(sig) => (None, Some(sig)), . TraitFn::Provided(id) => (Some(id), None), . }; 296 ( 0.00%) check_fn_inner( . cx, . sig, . body, . trait_sig, 296 ( 0.00%) item.generics, 148 ( 0.00%) item.span, . true, 148 ( 0.00%) self.msrv, . || is_from_proc_macro(cx, item), . ); . } 1,464 ( 0.00%) } . } . . #[expect(clippy::too_many_arguments)] . fn check_fn_inner<'tcx>( . cx: &LateContext<'tcx>, . sig: &'tcx FnSig<'_>, . body: Option, . trait_sig: Option<&[Option]>, . generics: &'tcx Generics<'_>, . span: Span, . report_extra_lifetimes: bool, . msrv: Msrv, . is_from_proc_macro: impl FnOnce() -> bool, . ) { 28,008 ( 0.00%) if span.in_external_macro(cx.sess().source_map()) || has_where_lifetimes(cx, generics) { 9,165 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:clippy_lints::lifetimes::has_where_lifetimes (22x) . return; . } . 2,486 ( 0.00%) let types = generics . .params . .iter() 1,730 ( 0.00%) .filter(|param| matches!(param.kind, GenericParamKind::Type { .. })); . . for typ in types { 681 ( 0.00%) if !typ.span.eq_ctxt(span) { . return; . } . . for pred in generics.bounds_for_param(typ.def_id) { 667 ( 0.00%) if pred.origin == PredicateOrigin::WhereClause { . // has_where_lifetimes checked that this predicate contains no lifetime. . continue; . } . 2 ( 0.00%) for bound in pred.bounds { . let mut visitor = RefVisitor::new(cx); 6 ( 0.00%) walk_param_bound(&mut visitor, bound); 244 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_param_bound:: (1x) . if visitor.lts.iter().any(|lt| matches!(lt.kind, LifetimeKind::Param(_))) { . return; . } 4 ( 0.00%) if let GenericBound::Trait(ref trait_ref) = *bound { 6 ( 0.00%) let params = &trait_ref . .trait_ref . .path . .segments . .last() . .expect("a path must have at least one segment") . .args; 6 ( 0.00%) if let Some(params) = *params { . let lifetimes = params.args.iter().filter_map(|arg| match arg { . GenericArg::Lifetime(lt) => Some(lt), . _ => None, . }); . for bound in lifetimes { . if bound.kind != LifetimeKind::Static && !bound.is_elided() { . return; . } . } . } . } 2 ( 0.00%) } 10 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.rs:core::ptr::drop_glue:: (1x) . } . } . 15,973 ( 0.00%) let elidable = could_use_elision(cx, sig.decl, body, trait_sig, generics.params, msrv); 32,443 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:clippy_lints::lifetimes::could_use_elision (15x) . let has_elidable_lts = elidable . .as_ref() . .is_some_and(|(_, usages)| !usages.iter().any(|usage| !usage.ident.span.eq_ctxt(span))); . . // Only check is_from_proc_macro if we're about to emit a lint (it's an expensive check) 1,516 ( 0.00%) if (has_elidable_lts || report_extra_lifetimes) && is_from_proc_macro() { . return; . } . 163 ( 0.00%) if let Some((elidable_lts, usages)) = elidable . && has_elidable_lts . { . // async functions have usages whose spans point at the lifetime declaration which messes up . // suggestions . let include_suggestions = !sig.header.is_async(); . report_elidable_lifetimes(cx, generics, &elidable_lts, &usages, include_suggestions); . } . 55 ( 0.00%) if report_extra_lifetimes { 815 ( 0.00%) self::report_extra_lifetimes(cx, sig.decl, generics); 12,095 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:clippy_lints::lifetimes::report_extra_lifetimes (15x) . } . } . 18,645 ( 0.00%) fn could_use_elision<'tcx>( . cx: &LateContext<'tcx>, . func: &'tcx FnDecl<'_>, . body: Option, . trait_sig: Option<&[Option]>, . named_generics: &'tcx [GenericParam<'_>], . msrv: Msrv, . ) -> Option<(Vec, Vec)> { . // There are two scenarios where elision works: -- line 301 ---------------------------------------- -- line 307 ---------------------------------------- . // check named LTs . let allowed_lts = allowed_lts_from(named_generics); . . // these will collect all the lifetimes for references in arg/return types . let mut input_visitor = RefVisitor::new(cx); . let mut output_visitor = RefVisitor::new(cx); . . // extract lifetimes in input argument types 1,243 ( 0.00%) for arg in func.inputs { . input_visitor.visit_ty_unambig(arg); . } . // extract lifetimes in output type 3,728 ( 0.00%) if let Return(ty) = func.output { . output_visitor.visit_ty_unambig(ty); . } . for lt in named_generics { . input_visitor.visit_generic_param(lt); . } . 4,972 ( 0.00%) if input_visitor.abort() || output_visitor.abort() { . return None; . } . 4,972 ( 0.00%) let input_lts = input_visitor.lts; 6,215 ( 0.00%) let output_lts = output_visitor.lts; . 7,473 ( 0.00%) if let Some(&[trait_sig]) = trait_sig 90 ( 0.00%) && non_elidable_self_type(cx, func, trait_sig, msrv) 405 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:clippy_lints::lifetimes::non_elidable_self_type (15x) . { . return None; . } . 2,486 ( 0.00%) if let Some(body_id) = body { 7,146 ( 0.00%) let body = cx.tcx.hir_body(body_id); 78,609 ( 0.00%) => ???:::hir_body (1,191x) . 2,372 ( 0.00%) let first_ident = body.params.first().and_then(|param| param.pat.simple_ident()); 7,146 ( 0.00%) if non_elidable_self_type(cx, func, first_ident, msrv) { 33,445 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:clippy_lints::lifetimes::non_elidable_self_type (1,191x) . return None; . } . . let mut checker = BodyLifetimeChecker::new(cx); 3,573 ( 0.00%) if checker.visit_expr(body.value).is_break() { . return None; . } . } . . // check for lifetimes from higher scopes . for lt in input_lts.iter().chain(output_lts.iter()) { . if let Some(id) = named_lifetime(lt) . && !allowed_lts.contains(&id) . { . return None; . } . } . . // check for higher-ranked trait bounds 2,422 ( 0.00%) if !input_visitor.nested_elision_site_lts.is_empty() || !output_visitor.nested_elision_site_lts.is_empty() { . let allowed_lts: FxHashSet<_> = allowed_lts.iter().map(|id| cx.tcx.item_name(id.to_def_id())).collect(); . for lt in input_visitor.nested_elision_site_lts { . if allowed_lts.contains(<.ident.name) { . return None; . } . } . for lt in output_visitor.nested_elision_site_lts { . if allowed_lts.contains(<.ident.name) { -- line 371 ---------------------------------------- -- line 376 ---------------------------------------- . . // A lifetime can be newly elided if: . // - It occurs only once among the inputs. . // - If there are multiple input lifetimes, then the newly elided lifetime does not occur among the . // outputs (because eliding such an lifetime would create an ambiguity). . let elidable_lts = named_lifetime_occurrences(&input_lts) . .into_iter() . .filter_map(|(def_id, occurrences)| { 6 ( 0.00%) if occurrences == 1 2 ( 0.00%) && (input_lts.len() == 1 || !output_lts.iter().any(|lt| named_lifetime(lt) == Some(def_id))) . { . Some(def_id) . } else { . None . } . }) . .collect::>(); . 1,211 ( 0.00%) if elidable_lts.is_empty() { 1,211 ( 0.00%) return None; . } . . let usages = itertools::chain(input_lts, output_lts).collect(); . . Some((elidable_lts, usages)) 17,402 ( 0.00%) } . . fn allowed_lts_from(named_generics: &[GenericParam<'_>]) -> FxIndexSet { . named_generics . .iter() . .filter_map(|par| { 5,190 ( 0.00%) if let GenericParamKind::Lifetime { .. } = par.kind { . Some(par.def_id) . } else { . None . } . }) . .collect() . } . . // elision doesn't work for explicit self types before Rust 1.81, see rust-lang/rust#69064 4,824 ( 0.00%) fn non_elidable_self_type<'tcx>(cx: &LateContext<'tcx>, func: &FnDecl<'tcx>, ident: Option, msrv: Msrv) -> bool { 2,412 ( 0.00%) if let Some(ident) = ident 1,199 ( 0.00%) && ident.name == kw::SelfLower 3,396 ( 0.00%) && !func.implicit_self().has_implicit_self() 9,056 ( 0.00%) => ???:::implicit_self (1,132x) . && let Some(self_ty) = func.inputs.first() . && !msrv.meets(cx, msrvs::EXPLICIT_SELF_TYPE_ELISION) . { . let mut visitor = RefVisitor::new(cx); . visitor.visit_ty_unambig(self_ty); . . !visitor.all_lts().is_empty() . } else { . false . } 6,030 ( 0.00%) } . . /// Number of times each named lifetime occurs in the given slice. Returns a vector to preserve . /// relative order. . #[must_use] . fn named_lifetime_occurrences(lts: &[Lifetime]) -> Vec<(LocalDefId, usize)> { . let mut occurrences = Vec::new(); . for lt in lts { . if let Some(curr_def_id) = named_lifetime(lt) { . if let Some(pair) = occurrences . .iter_mut() . .find(|(prev_def_id, _)| *prev_def_id == curr_def_id) . { 4 ( 0.00%) pair.1 += 1; . } else { . occurrences.push((curr_def_id, 1)); . } . } . } 2,300 ( 0.00%) occurrences . } . . fn named_lifetime(lt: &Lifetime) -> Option { 12,557 ( 0.00%) match lt.kind { 3,773 ( 0.00%) LifetimeKind::Param(id) if !lt.is_anonymous() => Some(id), . _ => None, . } . } . . struct RefVisitor<'a, 'tcx> { . cx: &'a LateContext<'tcx>, . lts: Vec, . nested_elision_site_lts: Vec, . unelided_trait_object_lifetime: bool, . } . . impl<'a, 'tcx> RefVisitor<'a, 'tcx> { . fn new(cx: &'a LateContext<'tcx>) -> Self { 41,129 ( 0.00%) Self { . cx, . lts: Vec::new(), . nested_elision_site_lts: Vec::new(), . unelided_trait_object_lifetime: false, . } . } . . fn all_lts(&self) -> Vec { -- line 477 ---------------------------------------- -- line 488 ---------------------------------------- . } . . impl<'tcx> Visitor<'tcx> for RefVisitor<'_, 'tcx> { . // for lifetimes as parameters of generics . fn visit_lifetime(&mut self, lifetime: &'tcx Lifetime) { . self.lts.push(*lifetime); . } . 20,529 ( 0.00%) fn visit_poly_trait_ref(&mut self, poly_tref: &'tcx PolyTraitRef<'tcx>) { 2,281 ( 0.00%) let trait_ref = &poly_tref.trait_ref; 6,843 ( 0.00%) if let Some(id) = trait_ref.trait_def_id() 29,653 ( 0.00%) => ???:::trait_def_id (2,281x) 4,562 ( 0.00%) && lang_items::FN_TRAITS . .iter() 13,686 ( 0.00%) .any(|&item| self.cx.tcx.lang_items().get(item) == Some(id)) 273,720 ( 0.01%) => ???:::lang_items (6,843x) . { . let mut sub_visitor = RefVisitor::new(self.cx); . sub_visitor.visit_trait_ref(trait_ref); . self.nested_elision_site_lts.append(&mut sub_visitor.all_lts()); . } else { . walk_poly_trait_ref(self, poly_tref); . } 18,248 ( 0.00%) } . 75,840 ( 0.00%) fn visit_ty(&mut self, ty: &'tcx Ty<'_, AmbigArg>) { 47,400 ( 0.00%) match ty.kind { . TyKind::FnPtr(&FnPtrTy { decl, .. }) => { . let mut sub_visitor = RefVisitor::new(self.cx); . sub_visitor.visit_fn_decl(decl); . self.nested_elision_site_lts.append(&mut sub_visitor.all_lts()); . }, 15 ( 0.00%) TyKind::TraitObject(bounds, lt) => { . if !lt.is_elided() { . self.unelided_trait_object_lifetime = true; . } . for bound in bounds { 10 ( 0.00%) self.visit_poly_trait_ref(bound); 1,100 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:::visit_poly_trait_ref (5x) . } . }, 85,275 ( 0.00%) _ => walk_ty(self, ty), 614,954 ( 0.02%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_ty:: (5,813x) . } 40 ( 0.00%) } . } . . /// Are any lifetimes mentioned in the `where` clause? If so, we don't try to . /// reason about elision. 22,376 ( 0.00%) fn has_where_lifetimes<'tcx>(cx: &LateContext<'tcx>, generics: &'tcx Generics<'_>) -> bool { . for predicate in generics.predicates { 11,110 ( 0.00%) match *predicate.kind { . WherePredicateKind::RegionPredicate(..) => return true, . WherePredicateKind::BoundPredicate(ref pred) => { . // a predicate like F: Trait or F: for<'a> Trait<'a> . let mut visitor = RefVisitor::new(cx); . // walk the type F, it may not contain LT refs 2,220 ( 0.00%) walk_unambig_ty(&mut visitor, pred.bounded_ty); 2,220 ( 0.00%) if !visitor.all_lts().is_empty() { . return true; . } . // if the bounds define new lifetimes, they are fine to occur 4,440 ( 0.00%) let allowed_lts = allowed_lts_from(pred.bound_generic_params); . // now walk the bounds 2,220 ( 0.00%) for bound in pred.bounds { . walk_param_bound(&mut visitor, bound); . } . // and check that all lifetimes are allowed 3,104 ( 0.00%) for lt in visitor.all_lts() { . if let Some(id) = named_lifetime(<) . && !allowed_lts.contains(&id) . { . return true; . } . } . }, . } . } . false 22,376 ( 0.00%) } . . #[expect(clippy::struct_excessive_bools)] . struct Usage { . lifetime: Lifetime, . in_where_predicate: bool, . in_bounded_ty: bool, . in_generics_arg: bool, . lifetime_elision_impossible: bool, -- line 571 ---------------------------------------- -- line 583 ---------------------------------------- . . impl<'cx, 'tcx, F> LifetimeChecker<'cx, 'tcx, F> . where . F: NestedFilter<'tcx>, . { . fn new(cx: &'cx LateContext<'tcx>, generic_params: &'tcx [GenericParam<'_>]) -> LifetimeChecker<'cx, 'tcx, F> { . let map = generic_params . .iter() 1,834 ( 0.00%) .filter_map(|par| match par.kind { . GenericParamKind::Lifetime { . kind: LifetimeParamKind::Explicit, 244 ( 0.00%) } => Some((par.def_id, Vec::new())), . _ => None, . }) . .collect(); . 5,336 ( 0.00%) Self { . cx, . map, . where_predicate_depth: 0, . bounded_ty_depth: 0, . generic_args_depth: 0, . lifetime_elision_impossible: false, . phantom: std::marker::PhantomData, . } -- line 607 ---------------------------------------- -- line 613 ---------------------------------------- . &mut self, . hir_id: HirId, . bounded_ty: &'tcx Ty<'tcx>, . bounds: &'tcx [GenericBound<'tcx>], . bound_generic_params: &'tcx [GenericParam<'tcx>], . ) { . try_visit!(self.visit_id(hir_id)); . 3,783 ( 0.00%) self.bounded_ty_depth += 1; . try_visit!(self.visit_ty_unambig(bounded_ty)); 3,783 ( 0.00%) self.bounded_ty_depth -= 1; . . walk_list!(self, visit_param_bound, bounds); . walk_list!(self, visit_generic_param, bound_generic_params); . } . } . . impl<'tcx, F> Visitor<'tcx> for LifetimeChecker<'_, 'tcx, F> . where . F: NestedFilter<'tcx>, . { . type MaybeTyCtxt = TyCtxt<'tcx>; . type NestedFilter = F; . . // for lifetimes as parameters of generics . fn visit_lifetime(&mut self, lifetime: &'tcx Lifetime) { 14,992 ( 0.00%) if let LifetimeKind::Param(def_id) = lifetime.kind 10,084 ( 0.00%) && let Some(usages) = self.map.get_mut(&def_id) 11,460 ( 0.00%) => /rust/deps/indexmap-2.14.0/src/map.rs:, rustc_hash::FxBuildHasher>>::get_mut:: (422x) . { . usages.push(Usage { . lifetime: *lifetime, 3,369 ( 0.00%) in_where_predicate: self.where_predicate_depth != 0, 3,359 ( 0.00%) in_bounded_ty: self.bounded_ty_depth != 0, 3,393 ( 0.00%) in_generics_arg: self.generic_args_depth != 0, 1,678 ( 0.00%) lifetime_elision_impossible: self.lifetime_elision_impossible, . }); . } . } . 7,596 ( 0.00%) fn visit_where_predicate(&mut self, predicate: &'tcx WherePredicate<'tcx>) { 1,266 ( 0.00%) self.where_predicate_depth += 1; 1,266 ( 0.00%) if let &WherePredicateKind::BoundPredicate(WhereBoundPredicate { 1,261 ( 0.00%) bounded_ty, 2,522 ( 0.00%) bounds, 2,522 ( 0.00%) bound_generic_params, . origin: _, 2,532 ( 0.00%) }) = predicate.kind . { . self.visit_where_bound_predicate(predicate.hir_id, bounded_ty, bounds, bound_generic_params); . } else { 10 ( 0.00%) walk_where_predicate(self, predicate); 2,250 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_where_predicate::> (5x) . } 1,266 ( 0.00%) self.where_predicate_depth -= 1; 7,596 ( 0.00%) } . 3,336 ( 0.00%) fn visit_generic_args(&mut self, generic_args: &'tcx GenericArgs<'tcx>) -> Self::Result { 3,727 ( 0.00%) self.generic_args_depth += 1; . walk_generic_args(self, generic_args); 5,604 ( 0.00%) self.generic_args_depth -= 1; 3,336 ( 0.00%) } . . fn visit_fn_decl(&mut self, fd: &'tcx FnDecl<'tcx>) -> Self::Result { 1,422 ( 0.00%) self.lifetime_elision_impossible = !is_candidate_for_elision(fd); . walk_fn_decl(self, fd); 1,308 ( 0.00%) self.lifetime_elision_impossible = false; . } . . fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt { 2,948 ( 0.00%) self.cx.tcx . } . } . . /// Check if `fd` supports function elision with an anonymous (or elided) lifetime, . /// and has a lifetime somewhere in its output type. . fn is_candidate_for_elision(fd: &FnDecl<'_>) -> bool { . struct V; . . impl Visitor<'_> for V { . type Result = ControlFlow; . . fn visit_lifetime(&mut self, lifetime: &Lifetime) -> Self::Result { 61 ( 0.00%) ControlFlow::Break(lifetime.is_elided() || lifetime.is_anonymous()) . } . } . 6,540 ( 0.00%) if fd.lifetime_elision_allowed() 374 ( 0.00%) && let Return(ret_ty) = fd.output 374 ( 0.00%) && walk_unambig_ty(&mut V, ret_ty).is_break() . { . // The first encountered input lifetime will either be one on `self`, or will be the only lifetime. 57 ( 0.00%) fd.inputs . .iter() . .find_map(|ty| walk_unambig_ty(&mut V, ty).break_value()) . .unwrap() . } else { . false . } . } . -- line 711 ---------------------------------------- -- line 717 ---------------------------------------- . let mut checker = LifetimeChecker::::new(cx, generic_params); . . for param in generic_params { . walk_generic_param(&mut checker, param); . } . . walk_trait_ref(&mut checker, trait_ref); . 3,494 ( 0.00%) for (def_id, usages) in checker.map { . if usages . .iter() . .all(|usage| usage.in_where_predicate && !usage.in_bounded_ty && !usage.in_generics_arg) . { . span_lint( . cx, . EXTRA_UNUSED_LIFETIMES, . cx.tcx.def_span(def_id), . "this lifetime isn't used in the type", . ); . } . } . } . 1,630 ( 0.00%) fn report_extra_lifetimes<'tcx>(cx: &LateContext<'tcx>, func: &'tcx FnDecl<'_>, generics: &'tcx Generics<'_>) { 326 ( 0.00%) let mut checker = LifetimeChecker::::new(cx, generics.params); . 489 ( 0.00%) walk_generics(&mut checker, generics); 14,972 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_generics::> (163x) . walk_fn_decl(&mut checker, func); . 654 ( 0.00%) for (def_id, usages) in checker.map { . if usages . .iter() . .all(|usage| usage.in_where_predicate && !usage.in_bounded_ty && !usage.in_generics_arg) . { . span_lint( . cx, . EXTRA_UNUSED_LIFETIMES, . cx.tcx.def_span(def_id), . "this lifetime isn't used in the function definition", . ); . } . } 1,304 ( 0.00%) } . . fn report_extra_impl_lifetimes<'tcx>(cx: &LateContext<'tcx>, impl_: &'tcx Impl<'_>) { 894 ( 0.00%) let mut checker = LifetimeChecker::::new(cx, impl_.generics.params); . 1,192 ( 0.00%) walk_generics(&mut checker, impl_.generics); 67,446 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_generics::> (298x) 894 ( 0.00%) if let Some(of_trait) = impl_.of_trait { . walk_trait_ref(&mut checker, &of_trait.trait_ref); . } 298 ( 0.00%) walk_unambig_ty(&mut checker, impl_.self_ty); 1,728 ( 0.00%) for &item in impl_.items { . walk_impl_item_ref(&mut checker, item); . } . 239 ( 0.00%) for (&def_id, usages) in &checker.map { . if usages . .iter() . .all(|usage| usage.in_where_predicate && !usage.in_bounded_ty && !usage.in_generics_arg) . { . span_lint( . cx, . EXTRA_UNUSED_LIFETIMES, . cx.tcx.def_span(def_id), . "this lifetime isn't used in the impl", . ); . } . } . 612 ( 0.00%) report_elidable_impl_lifetimes(cx, impl_, &checker.map); . } . . // An `impl` lifetime is elidable if it satisfies the following conditions: . // - It is used exactly once. . // - That single use is not in a `WherePredicate`. . fn report_elidable_impl_lifetimes<'tcx>( . cx: &LateContext<'tcx>, . impl_: &'tcx Impl<'_>, . map: &FxIndexMap>, . ) { 1,490 ( 0.00%) let (elidable_lts, usages): (Vec<_>, Vec<_>) = map . .iter() . .filter_map(|(def_id, usages)| { 776 ( 0.00%) if let [ . Usage { . lifetime, . in_where_predicate: false, . lifetime_elision_impossible: false, . .. . }, . ] = usages.as_slice() . { . Some((def_id, lifetime)) . } else { . None . } . }) 596 ( 0.00%) .unzip(); 25,995 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/traits/iterator.rs:>, clippy_lints::lifetimes::report_elidable_impl_lifetimes::{closure#0}> as core::iter::traits::iterator::Iterator>::unzip::<&rustc_span::def_id::LocalDefId, &rustc_hir::hir::Lifetime, alloc::vec::Vec, alloc::vec::Vec> (298x) . 298 ( 0.00%) if elidable_lts.is_empty() { . return; . } . 402 ( 0.00%) report_elidable_lifetimes(cx, impl_.generics, &elidable_lts, &usages, true); 538,471 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:clippy_lints::lifetimes::report_elidable_lifetimes (67x) . } . . #[derive(Copy, Clone)] . enum ElidableUsage { . /// Used in a ref (`&'a T`), can be removed . Ref(Span), . /// Used as a generic param (`T<'a>`) or an impl lifetime (`impl T + 'a`), can be replaced . /// with `'_` . Other(Span), . } . . /// Generate diagnostic messages for elidable lifetimes. 1,005 ( 0.00%) fn report_elidable_lifetimes( . cx: &LateContext<'_>, . generics: &Generics<'_>, . elidable_lts: &[LocalDefId], . usages: &[Lifetime], . include_suggestions: bool, . ) { . let lts = elidable_lts . .iter() . // In principle, the result of the call to `Node::ident` could be `unwrap`ped, as `DefId` should refer to a . // `Node::GenericParam`. 296 ( 0.00%) .filter_map(|&def_id| cx.tcx.hir_node_by_def_id(def_id).ident()) 938 ( 0.00%) => ???:::ident (67x) . .format(", "); . . let elidable_usages: Vec = usages . .iter() . .filter(|usage| named_lifetime(usage).is_some_and(|id| elidable_lts.contains(&id))) 775 ( 0.00%) .map(|usage| match cx.tcx.parent_hir_node(usage.hir_id) { 7,992 ( 0.00%) => ???:::parent_hir_node (74x) . Node::Ty(Ty { . kind: TyKind::Ref(..), .. . }) => ElidableUsage::Ref(usage.ident.span), . _ => ElidableUsage::Other(usage.ident.span), . }) . .collect(); . . let lint = if elidable_usages . .iter() 67 ( 0.00%) .any(|usage| matches!(usage, ElidableUsage::Other(_))) . { . ELIDABLE_LIFETIME_NAMES . } else { . NEEDLESS_LIFETIMES . }; . 469 ( 0.00%) span_lint_and_then( 145,407 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_utils::diagnostics::span_lint_and_then::, alloc::string::String, clippy_lints::lifetimes::report_elidable_lifetimes::{closure#6}> (67x) . cx, . lint, . elidable_lts . .iter() 74 ( 0.00%) .map(|<| cx.tcx.def_span(lt)) . .chain(usages.iter().filter_map(|usage| { 148 ( 0.00%) if let LifetimeKind::Param(def_id) = usage.kind . && elidable_lts.contains(&def_id) . { 74 ( 0.00%) return Some(usage.ident.span); . } . . None . })) . .collect_vec(), 201 ( 0.00%) format!("the following explicit lifetimes could be elided: {lts}"), 536 ( 0.00%) |diag| { . if !include_suggestions { . return; . } . . if let Some(suggestions) = elision_suggestions(cx, generics, elidable_lts, &elidable_usages) { . diag.multipart_suggestion("elide the lifetimes", suggestions, Applicability::MachineApplicable); . } . }, . ); 536 ( 0.00%) } . . fn elision_suggestions( . cx: &LateContext<'_>, . generics: &Generics<'_>, . elidable_lts: &[LocalDefId], . usages: &[ElidableUsage], . ) -> Option> { . let explicit_params = generics -- line 903 ---------------------------------------- -- line 971 ---------------------------------------- . } . . struct BodyLifetimeChecker<'tcx> { . tcx: TyCtxt<'tcx>, . } . . impl<'tcx> BodyLifetimeChecker<'tcx> { . fn new(cx: &LateContext<'tcx>) -> Self { 1,191 ( 0.00%) Self { tcx: cx.tcx } . } . } . . impl<'tcx> Visitor<'tcx> for BodyLifetimeChecker<'tcx> { . type Result = ControlFlow<()>; . type NestedFilter = middle_nested_filter::OnlyBodies; . . fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt { . self.tcx . } . // for lifetimes as parameters of generics . fn visit_lifetime(&mut self, lifetime: &'tcx Lifetime) -> ControlFlow<()> { 126 ( 0.00%) if !lifetime.is_anonymous() && lifetime.ident.name != kw::StaticLifetime { . return ControlFlow::Break(()); . } . ControlFlow::Continue(()) . } . } 61,811 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs -------------------------------------------------------------------------------- Ir -- line 45 ---------------------------------------- . use crate::edition::Edition; . use crate::source_map::SourceMap; . use crate::symbol::{Symbol, kw, sym}; . use crate::{DUMMY_SP, Span, SpanDecoder, SpanEncoder, with_session_globals}; . . /// A `SyntaxContext` represents a chain of pairs `(ExpnId, Transparency)` named "marks". . /// . /// See for more explanation. 169,632 ( 0.01%) #[derive(Clone, Copy, PartialEq, Eq, Hash)] . pub struct SyntaxContext(u32); . . // To ensure correctness of incremental compilation, . // `SyntaxContext` must not implement `Ord` or `PartialOrd`. . // See https://github.com/rust-lang/rust/issues/90317. . impl !Ord for SyntaxContext {} . impl !PartialOrd for SyntaxContext {} . -- line 61 ---------------------------------------- -- line 98 ---------------------------------------- . . rustc_index::newtype_index! { . /// A unique ID associated with a macro invocation and expansion. . #[orderable] . pub struct ExpnIndex {} . } . . /// A unique ID associated with a macro invocation and expansion. 353,999 ( 0.01%) #[derive(Clone, Copy, PartialEq, Eq, Hash)] . pub struct ExpnId { . pub krate: CrateNum, . pub local_id: ExpnIndex, . } . . impl fmt::Debug for ExpnId { . fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { . // Generate crate_::{{expn_}}. -- line 114 ---------------------------------------- -- line 286 ---------------------------------------- . #[inline] . #[track_caller] . pub fn expect_local(self) -> LocalExpnId { . self.as_local().unwrap() . } . . #[inline] . pub fn expn_data(self) -> ExpnData { 156,226 ( 0.01%) HygieneData::with(|data| data.expn_data(self).clone()) 2,343,390 ( 0.09%) => ???:::expn_data (156,226x) . } . . #[inline] . pub fn is_descendant_of(self, ancestor: ExpnId) -> bool { . // a few "fast path" cases to avoid locking HygieneData 35,504 ( 0.00%) if ancestor == ExpnId::root() || ancestor == self { . return true; . } . if ancestor.krate != self.krate { . return false; . } 2,544 ( 0.00%) HygieneData::with(|data| data.is_descendant_of(self, ancestor)) 125,412 ( 0.00%) => ???:::is_descendant_of (2,544x) . } . . /// `expn_id.outer_expn_is_descendant_of(ctxt)` is equivalent to but faster than . /// `expn_id.is_descendant_of(ctxt.outer_expn())`. . #[inline] . pub fn outer_expn_is_descendant_of(self, ctxt: SyntaxContext) -> bool { . // fast path to avoid locking: everything is a descendant of the root context's . // outer expansion -- line 314 ---------------------------------------- -- line 385 ---------------------------------------- . syntax_context_data: vec![root_ctxt_data], . syntax_context_map: iter::once((root_ctxt_data.key(), SyntaxContext(0))).collect(), . expn_data_disambiguators: UnhashMap::default(), . } . } . . #[inline] . fn with(f: impl FnOnce(&mut HygieneData) -> R) -> R { 525,754 ( 0.02%) with_session_globals(|session_globals| f(&mut session_globals.hygiene_data.borrow_mut())) . } . . #[inline] . fn expn_hash(&self, expn_id: ExpnId) -> ExpnHash { . match expn_id.as_local() { . Some(expn_id) => self.local_expn_hashes[expn_id], . None => self.foreign_expn_hashes[&expn_id], . } -- line 401 ---------------------------------------- -- line 441 ---------------------------------------- . #[inline] . fn normalize_to_macro_rules(&self, ctxt: SyntaxContext) -> SyntaxContext { . self.syntax_context_data[ctxt.0 as usize].opaque_and_semiopaque . } . . /// See [`SyntaxContextData::outer_expn`] . #[inline] . fn outer_expn(&self, ctxt: SyntaxContext) -> ExpnId { 397,352 ( 0.02%) self.syntax_context_data[ctxt.0 as usize].outer_expn . } . . /// The last macro expansion and its Transparency . #[inline] . fn outer_mark(&self, ctxt: SyntaxContext) -> (ExpnId, Transparency) { . let data = &self.syntax_context_data[ctxt.0 as usize]; . (data.outer_expn, data.outer_transparency) . } -- line 457 ---------------------------------------- -- line 698 ---------------------------------------- . impl SyntaxContext { . #[inline] . pub const fn root() -> Self { . SyntaxContext(0) . } . . #[inline] . pub const fn is_root(self) -> bool { 353,248 ( 0.01%) self.0 == SyntaxContext::root().as_u32() . } . . #[inline] . pub(crate) const fn as_u32(self) -> u32 { . self.0 . } . . #[inline] -- line 714 ---------------------------------------- -- line 904 ---------------------------------------- . pub fn outer_expn(self) -> ExpnId { . HygieneData::with(|data| data.outer_expn(self)) . } . . /// `ctxt.outer_expn_data()` is equivalent to but faster than . /// `ctxt.outer_expn().expn_data()`. . #[inline] . pub fn outer_expn_data(self) -> ExpnData { 30,368 ( 0.00%) HygieneData::with(|data| data.expn_data(data.outer_expn(self)).clone()) 455,520 ( 0.02%) => ???:::expn_data (30,368x) . } . . /// See [`HygieneData::outer_mark`] . #[inline] . fn outer_mark(self) -> (ExpnId, Transparency) { . HygieneData::with(|data| data.outer_mark(self)) . } . -- line 920 ---------------------------------------- -- line 975 ---------------------------------------- . }; . let expn_id = LocalExpnId::fresh(expn_data, hcx); . self.apply_mark(expn_id.to_expn_id(), Transparency::Transparent) . } . } . . /// A subset of properties from both macro definition and macro call available through global data. . /// Avoid using this if you have access to the original definition or call structures. 2,239,128 ( 0.09%) #[derive(Clone, Debug, Encodable, Decodable, StableHash)] . pub struct ExpnData { . // --- The part unique to each expansion. . pub kind: ExpnKind, . /// The expansion that contains the definition of the macro for this expansion. . pub parent: ExpnId, . /// The span of the macro call which produced this expansion. . /// . /// This span will typically have a different `ExpnData` and `call_site`. -- line 991 ---------------------------------------- -- line 1003 ---------------------------------------- . /// that have identical `ExpnData`s. This violates the contract of `StableHash` . /// - the two `ExpnId`s are not equal, but their `Fingerprint`s are equal . /// (since the numerical `ExpnId` value is not considered by the `StableHash` . /// implementation). . /// . /// The `disambiguator` field is set by `update_disambiguator` when two distinct . /// `ExpnId`s would end up with the same `Fingerprint`. Since `ExpnData` includes . /// a `krate` field, this value only needs to be unique within a single crate. 186,594 ( 0.01%) disambiguator: u32, . . // --- The part specific to the macro/desugaring definition. . // --- It may be reasonable to share this part between expansions with the same definition, . // --- but such sharing is known to bring some minor inconveniences without also bringing . // --- noticeable perf improvements (PR #62898). . /// The span of the macro definition (possibly dummy). . /// This span serves only informational purpose and is not used for resolution. . pub def_site: Span, -- line 1019 ---------------------------------------- -- line 1024 ---------------------------------------- . /// Edition of the crate in which the macro is defined. . pub edition: Edition, . /// The `DefId` of the macro being invoked, . /// if this `ExpnData` corresponds to a macro invocation . pub macro_def_id: Option, . /// The normal module (`mod`) in which the expanded macro was defined. . pub parent_module: Option, . /// Suppresses the `unsafe_code` lint for code produced by this macro. 186,594 ( 0.01%) pub(crate) allow_internal_unsafe: bool, . /// Enables the macro helper hack (`ident!(...)` -> `$crate::ident!(...)`) for this macro. . pub local_inner_macros: bool, . /// Should debuginfo for the macro be collapsed to the outermost expansion site (in other . /// words, was the macro definition annotated with `#[collapse_debuginfo]`)? . pub(crate) collapse_debuginfo: bool, . /// When true, we prevent diagnostics pointing into this macro, if it is one, and we do not . /// display the note telling people to use the `-Zmacro-backtrace` flag. . pub diagnostic_opaque: bool, -- line 1040 ---------------------------------------- -- line 1123 ---------------------------------------- . fn hash_expn(&self, hcx: &mut impl StableHashCtxt) -> Hash64 { . let mut hasher = StableHasher::new(); . self.stable_hash(hcx, &mut hasher); . hasher.finish() . } . } . . /// Expansion kind. 186,748 ( 0.01%) #[derive(Clone, Debug, PartialEq, Encodable, Decodable, StableHash)] . pub enum ExpnKind { . /// No expansion, aka root expansion. Only `ExpnId::root()` has this kind. . Root, . /// Expansion produced by a macro. 20 ( 0.00%) Macro(MacroKind, Symbol), . /// Transform done by the compiler on the AST. . AstPass(AstPass), . /// Desugaring done by the compiler during AST lowering. . Desugaring(DesugaringKind), . } . . impl ExpnKind { . pub fn descr(&self) -> String { -- line 1144 ---------------------------------------- -- line 1151 ---------------------------------------- . }, . ExpnKind::AstPass(kind) => kind.descr().to_string(), . ExpnKind::Desugaring(kind) => format!("desugaring of {}", kind.descr()), . } . } . } . . /// The kind of macro invocation or definition. 40 ( 0.00%) #[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Encodable, Decodable, Hash, Debug)] . #[derive(StableHash)] . pub enum MacroKind { . /// A bang macro `foo!()`. . Bang, . /// An attribute macro `#[foo]`. . Attr, . /// A derive macro `#[derive(Foo)]` . Derive, -- line 1167 ---------------------------------------- -- line 1205 ---------------------------------------- . AstPass::StdImports => "standard library imports", . AstPass::TestHarness => "test harness", . AstPass::ProcMacroHarness => "proc macro harness", . } . } . } . . /// The kind of compiler desugaring. 36 ( 0.00%) #[derive(Clone, Copy, PartialEq, Debug, Encodable, Decodable, StableHash)] . pub enum DesugaringKind { . QuestionMark, . TryBlock, . YeetExpr, . /// Desugaring of an `impl Trait` in return type position . /// to an `type Foo = impl Trait;` and replacing the . /// `impl Trait` with `Foo`. . OpaqueTy, -- line 1221 ---------------------------------------- 68,788 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/rc_clone_in_vec_init.rs -------------------------------------------------------------------------------- Ir -- line 44 ---------------------------------------- . pub RC_CLONE_IN_VEC_INIT, . suspicious, . "initializing reference-counted pointer in `vec![elem; len]`" . } . . declare_lint_pass!(RcCloneInVecInit => [RC_CLONE_IN_VEC_INIT]); . . impl LateLintPass<'_> for RcCloneInVecInit { 399,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 573 ( 0.00%) let Some(macro_call) = root_macro_call_first_node(cx, expr) else { . return; . }; 955 ( 0.00%) let Some(VecArgs::Repeat(elem, len)) = VecArgs::hir(cx, expr) else { 3,751 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (191x) . return; . }; . let Some((symbol, func_span)) = ref_init(cx, elem) else { . return; . }; . . emit_lint(cx, symbol, macro_call.span, elem, len, func_span); 355,200 ( 0.01%) } . } . . fn loop_init_suggestion(elem: &str, len: &str, indent: &str) -> String { . format!( . r"{{ . {indent} let mut v = Vec::with_capacity({len}); . {indent} (0..{len}).for_each(|_| v.push({elem})); . {indent} v -- line 72 ---------------------------------------- 191 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs -------------------------------------------------------------------------------- Ir -- line 19 ---------------------------------------- . /// Run one field's `check_*`. . /// . /// Fully qualified through [`rustc_lint::EarlyLintPass`] since some passes impl . /// both `EarlyLintPass` and `LateLintPass` with like-named methods, which would . /// be ambiguous on the concrete field type. . #[macro_export] . macro_rules! run_combined_early_lint_pass_field { . ($self:ident, $field:ident, $name:ident, ($($arg:expr),* $(,)?)) => { 4,098,303 ( 0.16%) rustc_lint::EarlyLintPass::$name(&mut $self.$field, $($arg),*); 775,057 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/empty_line_after.rs:::check_impl_item (3,051x) . }; . } . . /// Forward one `check_*` method to every field of the combined pass. . #[macro_export] . macro_rules! expand_combined_early_lint_pass_method { . ([$($field:ident),*], $self:ident, $name:ident, $args:tt) => ({ . $($crate::run_combined_early_lint_pass_field!($self, $field, $name, $args);)* -- line 35 ---------------------------------------- -- line 36 ---------------------------------------- . }) . } . . /// Generate the combined `EarlyLintPass` impl's `check_*` methods, one per method . /// in rustc's early-pass method list. . #[macro_export] . macro_rules! expand_combined_early_lint_pass_methods { . ($fields:tt, [$($(#[$attr:meta])* fn $name:ident($($param:ident: $arg:ty),*);)*]) => ( 1,837,202 ( 0.07%) $(#[inline(always)] fn $name(&mut self, cx: &rustc_lint::EarlyContext<'_>, $($param: $arg),*) { . $crate::expand_combined_early_lint_pass_method!($fields, self, $name, (cx, $($param),*)); 421,649 ( 0.02%) })* . ) . } . . /// Declare the combined struct (one field per pass) plus its . /// `LintPass`/`EarlyLintPass` impls. The method list comes from . /// `rustc_lint::early_lint_methods!` so it can't drift from rustc's. . /// . /// Each entry is `Field: Type = constructor`; `new`'s params (`conf`, ...) come -- line 54 ---------------------------------------- -- line 60 ---------------------------------------- . $methods:tt . ) => { . #[allow(non_snake_case)] . pub struct $name { . $($field: $fty,)* . } . . impl $name { 9 ( 0.00%) pub fn new($($pname: $pty,)*) -> Self { 81 ( 0.00%) Self { . $($field: $ctor,)* . } 9 ( 0.00%) } . } . . #[allow(rustc::lint_pass_impl_without_macro)] . impl rustc_lint::LintPass for $name { . fn name(&self) -> &'static str { . stringify!($name) . } . fn get_lints(&self) -> rustc_lint::LintVec { -- line 80 ---------------------------------------- 1,299 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_rotate.rs -------------------------------------------------------------------------------- Ir -- line 52 ---------------------------------------- . f.write_str(match self { . Self::Left => "rotate_left", . Self::Right => "rotate_right", . }) . } . } . . fn parse_shift<'tcx>(expr: &'tcx Expr<'tcx>) -> Option<(ShiftDirection, &'tcx Expr<'tcx>, &'tcx Expr<'tcx>)> { 24 ( 0.00%) if let ExprKind::Binary(op, l, r) = expr.kind { . let dir = match op.node { . BinOpKind::Shl => ShiftDirection::Left, . BinOpKind::Shr => ShiftDirection::Right, . _ => return None, . }; . return Some((dir, l, r)); . } . None . } . . impl LateLintPass<'_> for ManualRotate { 310,800 ( 0.01%) fn check_expr<'tcx>(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { 90,060 ( 0.00%) if let ExprKind::Binary(op, l, r) = expr.kind 1,248 ( 0.00%) && let BinOpKind::Add | BinOpKind::BitOr = op.node . && let Some((l_shift_dir, l_expr, l_amount)) = parse_shift(l) . && let Some((r_shift_dir, r_expr, r_amount)) = parse_shift(r) . && l_shift_dir != r_shift_dir . && let ctxt = expr.span.ctxt() . && clippy_utils::eq_expr_value(cx, ctxt, l_expr, r_expr) . && let Some(bit_width) = match cx.typeck_results().expr_ty(expr).kind() { . ty::Int(itype) => itype.bit_width(), . ty::Uint(itype) => itype.bit_width(), -- line 82 ---------------------------------------- -- line 130 ---------------------------------------- . expr.span, . "this expression can be rewritten as", . format!("{expr_sugg}.{shift_function}({amount})"), . applicability, . ); . }, . ); . } 355,200 ( 0.01%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/mod.rs -------------------------------------------------------------------------------- Ir -- line 129 ---------------------------------------- . /// assert!(b.is_empty()); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_stable(feature = "const_slice_is_empty", since = "1.39.0")] . #[rustc_no_implicit_autorefs] . #[inline] . #[must_use] . pub const fn is_empty(&self) -> bool { 4,014 ( 0.00%) self.len() == 0 . } . . /// Returns the first element of the slice, or `None` if it is empty. . /// . /// # Examples . /// . /// ``` . /// let v = [10, 40, 30]; -- line 145 ---------------------------------------- -- line 148 ---------------------------------------- . /// let w: &[i32] = &[]; . /// assert_eq!(None, w.first()); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_stable(feature = "const_slice_first_last_not_mut", since = "1.56.0")] . #[inline] . #[must_use] . pub const fn first(&self) -> Option<&T> { 266,417 ( 0.01%) if let [first, ..] = self { Some(first) } else { None } . } . . /// Returns a mutable reference to the first element of the slice, or `None` if it is empty. . /// . /// # Examples . /// . /// ``` . /// let x = &mut [0, 1, 2]; -- line 164 ---------------------------------------- -- line 191 ---------------------------------------- . /// assert_eq!(elements, &[1, 2]); . /// } . /// ``` . #[stable(feature = "slice_splits", since = "1.5.0")] . #[rustc_const_stable(feature = "const_slice_first_last_not_mut", since = "1.56.0")] . #[inline] . #[must_use] . pub const fn split_first(&self) -> Option<(&T, &[T])> { 3,230 ( 0.00%) if let [first, tail @ ..] = self { Some((first, tail)) } else { None } . } . . /// Returns the first and all the rest of the elements of the slice, or `None` if it is empty. . /// . /// # Examples . /// . /// ``` . /// let x = &mut [0, 1, 2]; -- line 207 ---------------------------------------- -- line 233 ---------------------------------------- . /// assert_eq!(elements, &[0, 1]); . /// } . /// ``` . #[stable(feature = "slice_splits", since = "1.5.0")] . #[rustc_const_stable(feature = "const_slice_first_last_not_mut", since = "1.56.0")] . #[inline] . #[must_use] . pub const fn split_last(&self) -> Option<(&T, &[T])> { 295 ( 0.00%) if let [init @ .., last] = self { Some((last, init)) } else { None } . } . . /// Returns the last and all the rest of the elements of the slice, or `None` if it is empty. . /// . /// # Examples . /// . /// ``` . /// let x = &mut [0, 1, 2]; -- line 249 ---------------------------------------- -- line 274 ---------------------------------------- . /// let w: &[i32] = &[]; . /// assert_eq!(None, w.last()); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_stable(feature = "const_slice_first_last_not_mut", since = "1.56.0")] . #[inline] . #[must_use] . pub const fn last(&self) -> Option<&T> { 810,966 ( 0.03%) if let [.., last] = self { Some(last) } else { None } . } . . /// Returns a mutable reference to the last item in the slice, or `None` if it is empty. . /// . /// # Examples . /// . /// ``` . /// let x = &mut [0, 1, 2]; -- line 290 ---------------------------------------- -- line 297 ---------------------------------------- . /// let y: &mut [i32] = &mut []; . /// assert_eq!(None, y.last_mut()); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_stable(feature = "const_slice_first_last", since = "1.83.0")] . #[inline] . #[must_use] . pub const fn last_mut(&mut self) -> Option<&mut T> { 8,392 ( 0.00%) if let [.., last] = self { Some(last) } else { None } . } . . /// Returns an array reference to the first `N` items in the slice. . /// . /// If the slice is not at least `N` in length, this will return `None`. . /// . /// # Examples . /// -- line 313 ---------------------------------------- -- line 320 ---------------------------------------- . /// . /// let w: &[i32] = &[]; . /// assert_eq!(Some(&[]), w.first_chunk::<0>()); . /// ``` . #[inline] . #[stable(feature = "slice_first_last_chunk", since = "1.77.0")] . #[rustc_const_stable(feature = "slice_first_last_chunk", since = "1.77.0")] . pub const fn first_chunk(&self) -> Option<&[T; N]> { 44,741 ( 0.00%) if self.len() < N { . None . } else { . // SAFETY: We explicitly check for the correct number of elements, . // and do not let the reference outlive the slice. . Some(unsafe { &*(self.as_ptr().cast_array()) }) . } . } . -- line 336 ---------------------------------------- -- line 846 ---------------------------------------- . /// Gets a reference to the underlying array. . /// . /// If `N` is not exactly equal to the length of `self`, then this method returns `None`. . #[stable(feature = "core_slice_as_array", since = "1.93.0")] . #[rustc_const_stable(feature = "core_slice_as_array", since = "1.93.0")] . #[inline] . #[must_use] . pub const fn as_array(&self) -> Option<&[T; N]> { 288 ( 0.00%) if self.len() == N { . let ptr = self.as_ptr().cast_array(); . . // SAFETY: The underlying array of a slice can be reinterpreted as an actual array `[T; N]` if `N` is not greater than the slice's length. . let me = unsafe { &*ptr }; . Some(me) . } else { . None . } -- line 862 ---------------------------------------- -- line 970 ---------------------------------------- . /// let mut v = [1, 2, 3]; . /// v.reverse(); . /// assert!(v == [3, 2, 1]); . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_stable(feature = "const_slice_reverse", since = "1.90.0")] . #[inline] . pub const fn reverse(&mut self) { 40 ( 0.00%) let half_len = self.len() / 2; . let Range { start, end } = self.as_mut_ptr_range(); . . // These slices will skip the middle item for an odd length, . // since that one doesn't need to move. . let (front_half, back_half) = . // SAFETY: Both are subparts of the original slice, so the memory . // range is valid, and they don't overlap because they're each only . // half (or less) of the original slice. -- line 986 ---------------------------------------- -- line 1005 ---------------------------------------- . // this check tells LLVM that the indexing below is . // in-bounds. Then after inlining -- once the actual . // lengths of the slices are known -- it's removed. . // FIXME(const_trait_impl) replace with let (a, b) = (&mut a[..n], &mut b[..n]); . let (a, _) = a.split_at_mut(n); . let (b, _) = b.split_at_mut(n); . . let mut i = 0; 20 ( 0.00%) while i < n { 14 ( 0.00%) mem::swap(&mut a[i], &mut b[n - 1 - i]); . i += 1; . } . } . } . . /// Returns an iterator over the slice. . /// . /// The iterator yields all items from start to end. -- line 1022 ---------------------------------------- -- line 1391 ---------------------------------------- . /// ``` . #[stable(feature = "slice_as_chunks", since = "1.88.0")] . #[rustc_const_stable(feature = "slice_as_chunks", since = "1.88.0")] . #[inline] . #[track_caller] . #[must_use] . pub const fn as_chunks<#[rustc_panics_when_zero] const N: usize>(&self) -> (&[[T; N]], &[T]) { . assert!(N != 0, "chunk size must be non-zero"); 2 ( 0.00%) let len_rounded_down = self.len() / N * N; . // SAFETY: The rounded-down value is always the same or smaller than the . // original length, and thus must be in-bounds of the slice. . let (multiple_of_n, remainder) = unsafe { self.split_at_unchecked(len_rounded_down) }; . // SAFETY: We already panicked for zero, and ensured by construction . // that the length of the subslice is a multiple of N. . let array_slice = unsafe { multiple_of_n.as_chunks_unchecked() }; . (array_slice, remainder) . } -- line 1407 ---------------------------------------- -- line 2054 ---------------------------------------- . . assert_unsafe_precondition!( . check_library_ub, . "slice::split_at_unchecked requires the index to be within the slice", . (mid: usize = mid, len: usize = len) => mid <= len, . ); . . // SAFETY: Caller has to check that `0 <= mid <= self.len()` 3 ( 0.00%) unsafe { (from_raw_parts(ptr, mid), from_raw_parts(ptr.add(mid), unchecked_sub(len, mid))) } . } . . /// Divides one mutable slice into two at an index, without doing bounds checking. . /// . /// The first will contain all indices from `[0, mid)` (excluding . /// the index `mid` itself) and the second will contain all . /// indices from `[mid, len)` (excluding the index `len` itself). . /// -- line 2070 ---------------------------------------- -- line 2110 ---------------------------------------- . . // SAFETY: Caller has to check that `0 <= mid <= self.len()`. . // . // `[ptr; mid]` and `[mid; len]` are not overlapping, so returning a mutable reference . // is fine. . unsafe { . ( . from_raw_parts_mut(ptr, mid), 18 ( 0.00%) from_raw_parts_mut(ptr.add(mid), unchecked_sub(len, mid)), . ) . } . } . . /// Divides one slice into two at an index, returning `None` if the slice is . /// too short. . /// . /// If `mid ≤ len` returns a pair of slices where the first will contain all -- line 2126 ---------------------------------------- -- line 2155 ---------------------------------------- . /// . /// assert_eq!(None, v.split_at_checked(7)); . /// ``` . #[stable(feature = "split_at_checked", since = "1.80.0")] . #[rustc_const_stable(feature = "split_at_checked", since = "1.80.0")] . #[inline] . #[must_use] . pub const fn split_at_checked(&self, mid: usize) -> Option<(&[T], &[T])> { 1,863 ( 0.00%) if mid <= self.len() { . // SAFETY: `[ptr; mid]` and `[mid; len]` are inside `self`, which . // fulfills the requirements of `split_at_unchecked`. . Some(unsafe { self.split_at_unchecked(mid) }) . } else { . None . } . } . -- line 2171 ---------------------------------------- -- line 2194 ---------------------------------------- . /// . /// assert_eq!(None, v.split_at_mut_checked(7)); . /// ``` . #[stable(feature = "split_at_checked", since = "1.80.0")] . #[rustc_const_stable(feature = "const_slice_split_at_mut", since = "1.83.0")] . #[inline] . #[must_use] . pub const fn split_at_mut_checked(&mut self, mid: usize) -> Option<(&mut [T], &mut [T])> { 72 ( 0.00%) if mid <= self.len() { . // SAFETY: `[ptr; mid]` and `[mid; len]` are inside `self`, which . // fulfills the requirements of `split_at_unchecked`. . Some(unsafe { self.split_at_mut_unchecked(mid) }) . } else { . None . } . } . -- line 2210 ---------------------------------------- -- line 2596 ---------------------------------------- . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[inline] . #[must_use] . pub fn contains(&self, x: &T) -> bool . where . T: PartialEq, . { 6 ( 0.00%) cmp::SliceContains::slice_contains(x, self) 92 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/non_null.rs:<&str as core::slice::cmp::SliceContains>::slice_contains (2x) . } . . /// Returns `true` if `needle` is a prefix of the slice or equal to the slice. . /// . /// # Examples . /// . /// ``` . /// let v = [10, 40, 30]; -- line 2612 ---------------------------------------- -- line 2627 ---------------------------------------- . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[must_use] . pub fn starts_with(&self, needle: &[T]) -> bool . where . T: PartialEq, . { . let n = needle.len(); 132,875 ( 0.01%) self.len() >= n && needle == &self[..n] . } . . /// Returns `true` if `needle` is a suffix of the slice or equal to the slice. . /// . /// # Examples . /// . /// ``` . /// let v = [10, 40, 30]; -- line 2643 ---------------------------------------- -- line 2658 ---------------------------------------- . /// ``` . #[stable(feature = "rust1", since = "1.0.0")] . #[must_use] . pub fn ends_with(&self, needle: &[T]) -> bool . where . T: PartialEq, . { . let (m, n) = (self.len(), needle.len()); 73,787 ( 0.00%) m >= n && needle == &self[m - n..] . } . . /// Returns a subslice with the prefix removed. . /// . /// If the slice starts with `prefix`, returns the subslice after the prefix, wrapped in `Some`. . /// If `prefix` is empty, simply returns the original slice. If `prefix` is equal to the . /// original slice, returns an empty slice. . /// -- line 2674 ---------------------------------------- 36,892 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/misc_early/redundant_at_rest_pattern.rs -------------------------------------------------------------------------------- Ir . use clippy_utils::diagnostics::span_lint_and_sugg; . use rustc_ast::{Pat, PatKind}; . use rustc_errors::Applicability; . use rustc_lint::{EarlyContext, LintContext as _}; . . use super::REDUNDANT_AT_REST_PATTERN; . . pub(super) fn check(cx: &EarlyContext<'_>, pat: &Pat) { 29,548 ( 0.00%) if let PatKind::Slice(slice) = &pat.kind . && let [one] = &**slice . && let PatKind::Ident(annotation, ident, Some(rest)) = &one.kind . && let PatKind::Rest = rest.kind . && !pat.span.in_external_macro(cx.sess().source_map()) . { . span_lint_and_sugg( . cx, . REDUNDANT_AT_REST_PATTERN, . pat.span, . "using a rest pattern to bind an entire slice to a local", . "this is better represented with just the binding", . format!("{}{ident}", annotation.prefix_str()), . Applicability::MachineApplicable, . ); . } 14,774 ( 0.00%) } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/replace_box.rs -------------------------------------------------------------------------------- Ir -- line 37 ---------------------------------------- . #[clippy::version = "1.92.0"] . pub REPLACE_BOX, . perf, . "assigning a newly created box to `Box` is inefficient" . } . . impl_lint_pass!(ReplaceBox => [REPLACE_BOX]); . 5 ( 0.00%) #[derive(Default)] . pub struct ReplaceBox { . consumed_locals: FxHashSet, . loaded_bodies: SmallVec<[BodyId; 2]>, . } . . impl ReplaceBox { . fn get_consumed_locals(&mut self, cx: &LateContext<'_>) -> &FxHashSet { . if let Some(body_id) = cx.enclosing_body -- line 53 ---------------------------------------- -- line 66 ---------------------------------------- . } . . &self.consumed_locals . } . } . . impl LateLintPass<'_> for ReplaceBox { . fn check_body_post(&mut self, _: &LateContext<'_>, body: &Body<'_>) { 5,928 ( 0.00%) if self.loaded_bodies.first().is_some_and(|&x| x == body.id()) { . self.consumed_locals.clear(); . self.loaded_bodies.clear(); . } . } . 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &'_ Expr<'_>) { 88,800 ( 0.00%) if let ExprKind::Assign(lhs, rhs, _) = &expr.kind 162 ( 0.00%) && !lhs.span.from_expansion() 66 ( 0.00%) && !rhs.span.from_expansion() 42 ( 0.00%) && let lhs_ty = cx.typeck_results().expr_ty(lhs) 840 ( 0.00%) => ???:::expr_ty (21x) 84 ( 0.00%) && let Some(inner_ty) = lhs_ty.boxed_ty() 171 ( 0.00%) => ???:::boxed_ty (21x) . // No diagnostic for late-initialized locals . && lhs.res_local_id().is_none_or(|local| local_is_initialized(cx, local)) . // No diagnostic if this is a local that has been moved, or the field . // of a local that has been moved, or several chained field accesses of a local . && local_base(lhs).is_none_or(|(base_id, _)| { . !self.get_consumed_locals(cx).contains(&base_id) . }) . { -- line 93 ---------------------------------------- -- line 132 ---------------------------------------- . expr.span, . "replace existing content with inner value instead", . suggestion, . app, . ); . }); . } . } 355,200 ( 0.01%) } . } . . fn is_default_call(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { . matches!(expr.kind, ExprKind::Call(func, _args) if is_default_equivalent_call(cx, func, Some(expr))) . } . . fn get_box_new_payload<'tcx>(cx: &LateContext<'_>, expr: &Expr<'tcx>) -> Option<&'tcx Expr<'tcx>> { . if let ExprKind::Call(box_new, [arg]) = expr.kind -- line 148 ---------------------------------------- 129 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unit_types/mod.rs -------------------------------------------------------------------------------- Ir -- line 105 ---------------------------------------- . . impl UnitTypes { . pub fn new(format_args: FormatArgsStorage) -> Self { . Self { format_args } . } . } . . impl<'tcx> LateLintPass<'tcx> for UnitTypes { 8,613 ( 0.00%) fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) { . let_unit_value::check(cx, &self.format_args, local); 6,264 ( 0.00%) } . . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 133,200 ( 0.01%) unit_cmp::check(cx, expr); 32,380,669 ( 1.27%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/unit_types/unit_cmp.rs:clippy_lints::unit_types::unit_cmp::check (44,400x) 133,200 ( 0.01%) unit_arg::check(cx, expr); 2,832,497 ( 0.11%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/unit_types/unit_arg.rs:clippy_lints::unit_types::unit_arg::check (44,400x) . } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs -------------------------------------------------------------------------------- Ir -- line 19 ---------------------------------------- . init: Option<&'a Expr<'a>>, . } . . struct UsageInfo<'a> { . cast_to: Option>, . in_generic_context: bool, . } . 23,712 ( 0.00%) pub(super) fn check<'a>(cx: &LateContext<'a>, body: &Body<'a>) { . let mut bindings: FxHashMap> = FxHashMap::default(); . 2,964 ( 0.00%) for_each_expr_without_closures(body.value, |expr| { 215,176 ( 0.01%) match expr.kind { 3,802 ( 0.00%) ExprKind::Block(block, _) => { 3,802 ( 0.00%) for stmt in block.stmts { 4,871 ( 0.00%) if let StmtKind::Let(let_stmt) = stmt.kind { 2,349 ( 0.00%) collect_binding_from_local(cx, let_stmt, &mut bindings); 20,568 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs:clippy_lints::casts::needless_type_cast::collect_binding_from_local (668x) . } . } . }, 163 ( 0.00%) ExprKind::Let(let_expr) => { 489 ( 0.00%) collect_binding_from_let(cx, let_expr, &mut bindings); 2,934 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs:clippy_lints::casts::needless_type_cast::collect_binding_from_let (163x) . }, . _ => {}, . } . ControlFlow::<()>::Continue(()) . }); . . #[allow(rustc::potential_query_instability)] 8,892 ( 0.00%) let mut binding_vec: Vec<_> = bindings.into_iter().collect(); . binding_vec.sort_by_key(|(_, info)| info.ty_span.lo()); . 2,996 ( 0.00%) for (hir_id, binding_info) in binding_vec { . check_binding_usages(cx, body, hir_id, &binding_info); . } 23,712 ( 0.00%) } . 1,141 ( 0.00%) fn collect_binding_from_let<'a>( . cx: &LateContext<'a>, . let_expr: &rustc_hir::LetExpr<'a>, . bindings: &mut FxHashMap>, . ) { 163 ( 0.00%) if let_expr.ty.is_none() . || let_expr.span.from_expansion() . || has_generic_return_type(cx, let_expr.init) . || contains_unsafe(let_expr.init) . { . return; . } . . if let PatKind::Binding(_, hir_id, _, _) = let_expr.pat.kind -- line 69 ---------------------------------------- -- line 76 ---------------------------------------- . BindingInfo { . source_ty: ty, . ty_span: ty_hir.span, . init: Some(let_expr.init), . }, . ); . } . } 1,304 ( 0.00%) } . 5,481 ( 0.00%) fn collect_binding_from_local<'a>( . cx: &LateContext<'a>, . let_stmt: &LetStmt<'a>, . bindings: &mut FxHashMap>, . ) { 783 ( 0.00%) if let_stmt.ty.is_none() 48 ( 0.00%) || let_stmt.span.from_expansion() 48 ( 0.00%) || let_stmt . .init 80 ( 0.00%) .is_some_and(|init| has_generic_return_type(cx, init) || contains_unsafe(init)) 1,000 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs:clippy_lints::casts::needless_type_cast::has_generic_return_type (16x) . { . return; . } . 48 ( 0.00%) if let PatKind::Binding(_, hir_id, _, _) = let_stmt.pat.kind . && let Some(ty_hir) = let_stmt.ty . { 16 ( 0.00%) let ty = cx.typeck_results().pat_ty(let_stmt.pat); 640 ( 0.00%) => ???:::pat_ty (16x) . if ty.is_numeric() { . bindings.insert( . hir_id, 20 ( 0.00%) BindingInfo { . source_ty: ty, 4 ( 0.00%) ty_span: ty_hir.span, . init: let_stmt.init, . }, . ); . } . } 6,264 ( 0.00%) } . . fn contains_unsafe(expr: &Expr<'_>) -> bool { . for_each_expr_without_closures(expr, |e| { 328 ( 0.00%) if let ExprKind::Block(block, _) = e.kind 8 ( 0.00%) && let BlockCheckMode::UnsafeBlock(UnsafeSource::UserProvided) = block.rules . { . return ControlFlow::Break(()); . } . ControlFlow::Continue(()) . }) . .is_some() . } . 320 ( 0.00%) fn has_generic_return_type(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 208 ( 0.00%) match &expr.kind { . ExprKind::Block(block, _) => { 32 ( 0.00%) if let Some(tail_expr) = block.expr { . return has_generic_return_type(cx, tail_expr); . } . false . }, . ExprKind::If(_, then_block, else_expr) => { . has_generic_return_type(cx, then_block) || else_expr.is_some_and(|e| has_generic_return_type(cx, e)) . }, 80 ( 0.00%) ExprKind::Match(_, arms, _) => arms.iter().any(|arm| has_generic_return_type(cx, arm.body)), 416 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs:clippy_lints::casts::needless_type_cast::has_generic_return_type'2 (16x) . ExprKind::Loop(block, label, ..) => for_each_expr_without_closures(*block, |e| { . match e.kind { . ExprKind::Loop(..) => { . // Unlabeled breaks inside nested loops target the inner loop, not ours . return ControlFlow::Continue(Descend::No); . }, . ExprKind::Break(dest, Some(break_expr)) => { . let targets_this_loop = -- line 148 ---------------------------------------- -- line 172 ---------------------------------------- . let ret_ty = sig.output().skip_binder(); . return ret_ty.has_param(); . } . } . false . }, . _ => false, . } 224 ( 0.00%) } . . fn is_generic_res(cx: &LateContext<'_>, res: Res) -> bool { . let has_type_params = |def_id| { . cx.tcx . .generics_of(def_id) . .own_params . .iter() . .any(|p| p.kind.is_ty_or_const()) -- line 188 ---------------------------------------- -- line 245 ---------------------------------------- . _ => false, . } . } . . fn check_binding_usages<'a>(cx: &LateContext<'a>, body: &Body<'a>, hir_id: HirId, binding_info: &BindingInfo<'a>) { . let mut usages = Vec::new(); . . for_each_expr(cx.tcx, body.value, |expr| { 440 ( 0.00%) if let ExprKind::Path(ref qpath) = expr.kind 208 ( 0.00%) && !expr.span.from_expansion() 964 ( 0.00%) && let Res::Local(id) = cx.qpath_res(qpath, expr.hir_id) 1,784 ( 0.00%) => ???:::qpath_res (68x) 80 ( 0.00%) && id == hir_id . { 40 ( 0.00%) let parent_id = cx.tcx.parent_hir_id(expr.hir_id); 504 ( 0.00%) => ???:::parent_hir_id (8x) 32 ( 0.00%) let parent = cx.tcx.hir_node(parent_id); 496 ( 0.00%) => ???:::hir_node (8x) . 24 ( 0.00%) let usage = if let rustc_hir::Node::Expr(parent_expr) = parent 24 ( 0.00%) && let ExprKind::Cast(..) = parent_expr.kind . && !parent_expr.span.from_expansion() . { . UsageInfo { . cast_to: Some(cx.typeck_results().expr_ty(parent_expr)), . in_generic_context: is_cast_in_generic_context(cx, parent_expr), . } . } else { . UsageInfo { . cast_to: None, . in_generic_context: false, . } . }; 8 ( 0.00%) usages.push(usage); . } . ControlFlow::<()>::Continue(()) . }); . . let Some(first_target) = usages . .first() 4 ( 0.00%) .and_then(|u| u.cast_to) . .filter(|&t| t != binding_info.source_ty) . .filter(|&t| usages.iter().all(|u| u.cast_to == Some(t) && !u.in_generic_context)) . else { . return; . }; . . // Don't lint if there's exactly one use and the initializer cannot be coerced to the . // target type (i.e., would require an explicit cast). In such cases, the fix would add -- line 290 ---------------------------------------- 26,527 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/from_raw_with_void_ptr.rs -------------------------------------------------------------------------------- Ir -- line 34 ---------------------------------------- . pub FROM_RAW_WITH_VOID_PTR, . suspicious, . "creating a `Box` from a void raw pointer" . } . . declare_lint_pass!(FromRawWithVoidPtr => [FROM_RAW_WITH_VOID_PTR]); . . impl LateLintPass<'_> for FromRawWithVoidPtr { 310,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 105,547 ( 0.00%) if let ExprKind::Call(box_from_raw, [arg]) = expr.kind 18,574 ( 0.00%) && let ExprKind::Path(QPath::TypeRelative(ty, seg)) = box_from_raw.kind 290 ( 0.00%) && seg.ident.name == sym::from_raw . && let Some(type_str) = ty.basic_res().opt_def_id().and_then(|id| def_id_matches_type(cx, id)) . && let arg_kind = cx.typeck_results().expr_ty(arg).kind() . && let ty::RawPtr(ty, _) = arg_kind . && is_c_void(cx, *ty) . { . let msg = format!("creating a `{type_str}` from a void raw pointer"); . span_lint_and_help( . cx, . FROM_RAW_WITH_VOID_PTR, . expr.span, . msg, . Some(arg.span), . "cast this to a pointer of the appropriate type", . ); . } 355,200 ( 0.01%) } . } . . /// Checks whether a `DefId` matches `Box`, `Rc`, `Arc`, or one of the `Weak` types. . /// Returns a static string slice with the name of the type, if one was found. . fn def_id_matches_type(cx: &LateContext<'_>, def_id: DefId) -> Option<&'static str> { . // Box . if Some(def_id) == cx.tcx.lang_items().owned_box() { . return Some("Box"); -- line 69 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/loops/mod.rs -------------------------------------------------------------------------------- Ir -- line 852 ---------------------------------------- . Self { . msrv: conf.msrv.into(), . enforce_iter_loop_reborrow: conf.enforce_iter_loop_reborrow, . } . } . } . . impl<'tcx> LateLintPass<'tcx> for Loops { 488,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 88,800 ( 0.00%) let for_loop = higher::ForLoop::hir(expr); 678,160 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (44,400x) 44,400 ( 0.00%) if let Some(higher::ForLoop { 76 ( 0.00%) pat, 76 ( 0.00%) arg, 76 ( 0.00%) body, 76 ( 0.00%) loop_id, 76 ( 0.00%) span, 304 ( 0.00%) label, 88,800 ( 0.00%) }) = for_loop . { . // we don't want to check expanded macros . // this check is not at the top of the function . // since higher::for_loop expressions are marked as expansions 152 ( 0.00%) if body.span.from_expansion() { . return; . } 36 ( 0.00%) self.check_for_loop(cx, pat, arg, body, expr, span, label); 36 ( 0.00%) if let ExprKind::Block(block, _) = body.kind { 24 ( 0.00%) never_loop::check(cx, block, loop_id, span, for_loop.as_ref()); 37,152 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::check (12x) . } . } . . // we don't want to check expanded macros 88,672 ( 0.00%) if expr.span.from_expansion() { . return; . } . . // check for never_loop 26,681 ( 0.00%) if let ExprKind::Loop(block, ..) = expr.kind { 140 ( 0.00%) never_loop::check(cx, block, expr.hir_id, expr.span, None); 109,166 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::check (14x) . } . . // check for `loop { if let {} else break }` that could be `while let` . // (also matches an explicit "match" instead of "if let") . // (even if the "match" or "if let" is used for declaration) . // (also matches on `let {} else break`) 42 ( 0.00%) if let ExprKind::Loop(block, label, LoopSource::Loop, _) = expr.kind { . // also check for empty `loop {}` statements, skipping those in #[panic_handler] . empty_loop::check(cx, expr, block); . while_let_loop::check(cx, expr, block); . infinite_loop::check(cx, expr, block, label); . } . 17,778 ( 0.00%) while_let_on_iterator::check(cx, expr); 154,257 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/loops/while_let_on_iterator.rs:clippy_lints::loops::while_let_on_iterator::check (8,889x) . 1 ( 0.00%) if let Some(higher::While { . condition, body, span, .. 1 ( 0.00%) }) = higher::While::hir(expr) . { 4 ( 0.00%) while_immutable_condition::check(cx, condition, body); 173 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/loops/while_immutable_condition.rs:clippy_lints::loops::while_immutable_condition::check (1x) 3 ( 0.00%) while_float::check(cx, condition); 13 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/loops/while_float.rs:clippy_lints::loops::while_float::check (1x) . missing_spin_loop::check(cx, condition, body); 4 ( 0.00%) manual_while_let_some::check(cx, condition, body, span); 15 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/loops/manual_while_let_some.rs:clippy_lints::loops::manual_while_let_some::check (1x) . } . 21,738 ( 0.00%) if let ExprKind::MethodCall(path, recv, args, _) = expr.kind { 997 ( 0.00%) let name = path.ident.name; . 12 ( 0.00%) let is_iterator_method = || { 14 ( 0.00%) cx.ty_based_def(expr) 2 ( 0.00%) .assoc_fn_parent(cx) . .is_diag_item(cx, sym::Iterator) 16 ( 0.00%) }; . . // is_iterator_method is a bit expensive, so we call it last in each match arm . match (name, args) { 9,182 ( 0.00%) (sym::for_each | sym::all | sym::any, [arg]) => { . if let ExprKind::Closure(closure) = arg.kind . && is_iterator_method() . { . unused_enumerate_index::check_method(cx, recv, arg, closure); . never_loop::check_iterator_reduction(cx, expr, recv, closure); . } . }, . . (sym::filter_map | sym::find_map | sym::flat_map | sym::map, [arg]) => { 116 ( 0.00%) if let ExprKind::Closure(closure) = arg.kind 24 ( 0.00%) && is_iterator_method() 1,156 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/mod.rs:::check_expr::{closure#0} (4x) . { . unused_enumerate_index::check_method(cx, recv, arg, closure); . } . }, . 228 ( 0.00%) (sym::try_for_each | sym::reduce, [arg]) | (sym::fold | sym::try_fold, [_, arg]) => { 7 ( 0.00%) if let ExprKind::Closure(closure) = arg.kind 4 ( 0.00%) && is_iterator_method() . { 8 ( 0.00%) never_loop::check_iterator_reduction(cx, expr, recv, closure); 286 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::check_iterator_reduction (2x) . } . }, . . _ => {}, . } . } 355,200 ( 0.01%) } . } . . impl Loops { . #[expect(clippy::too_many_arguments)] . fn check_for_loop<'tcx>( . &self, . cx: &LateContext<'tcx>, . pat: &'tcx Pat<'_>, . arg: &'tcx Expr<'_>, . body: &'tcx Expr<'_>, . expr: &'tcx Expr<'_>, . span: Span, . label: Option