-------------------------------------------------------------------------------- Profile data file 'results/clgout-nightly-2026-08-14-clap_derive-4.5.32-nll-Clippy-IncrPatched0-Threads1' (creator: callgrind-3.25.1) -------------------------------------------------------------------------------- I1 cache: D1 cache: LL cache: Timerange: Basic block 0 - 252969242 Trigger: Program termination Profiled target: /home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver --crate-name clap_derive --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,metadata -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg feature="default" --check-cfg cfg(docsrs,test) --check-cfg cfg(feature, values("debug", "default", "deprecated", "raw-deprecated", "unstable-markdown", "unstable-v5")) -C metadata=edaba80c93b9665a -C extra-filename=-787622b1f45546d5 --out-dir /tmp/.tmprJx3XR/target/debug/deps -L dependency=/tmp/.tmprJx3XR/target/debug/deps --extern heck=/tmp/.tmprJx3XR/target/debug/deps/libheck-57b49357eaaa5733.rmeta --extern proc_macro2=/tmp/.tmprJx3XR/target/debug/deps/libproc_macro2-1c8521c9d5a408d0.rmeta --extern quote=/tmp/.tmprJx3XR/target/debug/deps/libquote-095e6a81a5f7be8f.rmeta --extern syn=/tmp/.tmprJx3XR/target/debug/deps/libsyn-618dae6c3d5165ba.rmeta --extern proc_macro -Zpolonius=off -C incremental=/tmp/.tmprJx3XR/incremental-state -Wclippy::all -Zthreads=1 -Adeprecated -Aunknown-lints -Zincremental-verify-ich (PID 675452, part 1) Events recorded: Ir Events shown: Ir Event sort order: Ir Thresholds: 99 Include dirs: User annotated: Auto-annotation: on -------------------------------------------------------------------------------- Ir -------------------------------------------------------------------------------- 1,486,466,522 (100.0%) PROGRAM TOTALS -------------------------------------------------------------------------------- Ir file:function -------------------------------------------------------------------------------- 183,212,920 (12.33%) ???:::fully_expand_fragment [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 35,164,180 ( 2.37%) ???:::parse_token_tree [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,301,653 ( 1.97%) ???:::resolve_ident_in_scope_set_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,330,145 ( 1.91%) ???:::hash_expn:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,820,800 ( 1.87%) 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] 25,279,914 ( 1.70%) ???:0x0000000000173dc0 [/usr/lib/libc.so.6] 24,021,388 ( 1.62%) ???:::is_imported [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,643,468 ( 1.46%) ???:::short_write_process_buffer::<8> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,819,123 ( 1.40%) ???:::lower_qpath [???] 18,453,426 ( 1.24%) ???:::resolve_path_with_ribs [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,912,665 ( 1.21%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,467,987 ( 1.18%) ???:::try_mark_previous_green'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,139,191 ( 1.09%) ???:>::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] 15,682,648 ( 1.06%) ???:::resolve_macro_invocation [???] 15,194,448 ( 1.02%) ???:::resolve_path [???] 15,052,281 ( 1.01%) ???:)>>::call_once [???] 13,737,623 ( 0.92%) ???:::to [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,275,339 ( 0.89%) include/jemalloc/internal/rtree.h:free 12,122,731 ( 0.82%) ???:::lower_expr_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,085,238 ( 0.81%) ???:::stable_hash::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,927,036 ( 0.74%) ???:::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] 8,934,066 ( 0.60%) ???:::advance_token [???] 8,910,829 ( 0.60%) ???: 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] 8,617,283 ( 0.58%) ???:::parse_path_segment [???] 8,226,020 ( 0.55%) 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] 8,135,365 ( 0.55%) ???:::stable_hash_span [???] 7,945,748 ( 0.53%) ???:::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] 7,922,882 ( 0.53%) /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] 7,885,935 ( 0.53%) ???:::expn_data [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 7,787,550 ( 0.52%) include/jemalloc/internal/jemalloc_internal_inlines_c.h:malloc [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 7,785,493 ( 0.52%) /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 7,646,058 ( 0.51%) ???:::lint_level_spec_at_node'2 [???] 7,551,309 ( 0.51%) /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 7,345,761 ( 0.49%) ???:::parse_path_inner [???] 7,285,347 ( 0.49%) 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] 7,183,116 ( 0.48%) ???:::get_extern_module_with_lock [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 6,879,771 ( 0.46%) ???:::traits_in_scope [???] 6,703,449 ( 0.45%) ???:::hir_attrs'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 6,482,358 ( 0.44%) /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> 6,171,928 ( 0.42%) ???:::in_external_macro [???] 5,825,621 ( 0.39%) ???:::try_mark_previous_green [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 5,778,672 ( 0.39%) /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] 5,763,658 ( 0.39%) ???:::smart_resolve_path_fragment [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 5,687,986 ( 0.38%) ???:::desugaring_kind [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 5,653,731 ( 0.38%) ???:>::decode [???] 5,630,963 ( 0.38%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 5,630,333 ( 0.38%) ???:::parent_hir_node [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 5,539,922 ( 0.37%) ???:>::decode'2 [???] 5,514,666 ( 0.37%) include/jemalloc/internal/cache_bin.h:malloc 5,446,139 ( 0.37%) ???: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] 5,341,996 ( 0.36%) ???:::is_path_start_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 5,297,808 ( 0.36%) ???:::make [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 5,272,123 ( 0.35%) ???:::visit_ast_fragment_with_placeholders [???] 5,203,511 ( 0.35%) ???:::hir_attrs [???] 4,817,238 ( 0.32%) ???:::resolve_crate_root [???] 4,769,532 ( 0.32%) ???:::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 4,765,219 ( 0.32%) ???:rustc_middle::ty::codec::encode_with_shorthand::::type_shorthands> [???] 4,664,660 ( 0.31%) ???:::hir_node [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 4,664,283 ( 0.31%) include/jemalloc/internal/cache_bin.h:free 4,608,644 ( 0.31%) ???: as rustc_ast::visit::Visitor>::visit_expr'2 [???] 4,413,579 ( 0.30%) ???:::parse_stmt_without_recovery [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 4,381,470 ( 0.29%) ???:::collect_tokens_for_expr::<::parse_expr_dot_or_call::{closure#0}> [???] 4,200,315 ( 0.28%) ???:::next_token_from_cursor [???] 4,133,461 ( 0.28%) ???:0x00000000001747c0 [/usr/lib/libc.so.6] 4,077,470 ( 0.27%) ???:::take [???] 3,996,131 ( 0.27%) ???:>::push [???] 3,895,825 ( 0.26%) include/jemalloc/internal/sz.h:malloc 3,854,909 ( 0.26%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,786,491 ( 0.25%) include/jemalloc/internal/rtree.h:tcache_bin_flush_small 3,728,620 ( 0.25%) ???:::def_key [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,682,688 ( 0.25%) include/jemalloc/internal/sz.h:realloc 3,673,097 ( 0.25%) ???:::decode_span [???] 3,606,714 ( 0.24%) ???:::resolve_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 3,441,730 ( 0.23%) ???:::check_expr [???] 3,441,488 ( 0.23%) ???:0x000000000000fb40 [/usr/lib/ld-linux-x86-64.so.2] 3,399,993 ( 0.23%) ???:rustc_query_impl::plumbing::encode_query_values_inner::, rustc_middle::dep_graph::graph::DepNodeIndex>, &rustc_middle::ty::typeck_results::TypeckResults>::{closure#0} [???] 3,316,148 ( 0.22%) ???: as rustc_ast::visit::Visitor>::visit_id [???] 3,156,329 ( 0.21%) ???:::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] 3,131,155 ( 0.21%) /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] 3,034,420 ( 0.20%) /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> 2,917,816 ( 0.20%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,909,278 ( 0.20%) ???:::source_callsite'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,881,048 ( 0.19%) /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> 2,787,021 ( 0.19%) ???:::get_diagnostic_name [???] 2,716,979 ( 0.18%) ???:::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] 2,663,790 ( 0.18%) ???: 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] 2,661,165 ( 0.18%) ???:>>,)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,638,558 ( 0.18%) ???:thin_vec::drop_non_singleton:: [???] 2,579,948 ( 0.17%) 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] 2,579,257 ( 0.17%) /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] 2,569,375 ( 0.17%) ???: as rustc_hir::intravisit::Visitor>::visit_expr'2 [???] 2,557,274 ( 0.17%) ???:::stable_hash::'2 [???] 2,553,762 ( 0.17%) src/arena.c:realloc 2,551,660 ( 0.17%) /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::root_macro_call 2,541,847 ( 0.17%) /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] 2,520,917 ( 0.17%) /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> 2,502,657 ( 0.17%) ???:::visit_stmt [???] 2,449,966 ( 0.16%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,430,359 ( 0.16%) ???:::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] 2,416,519 ( 0.16%) ???:::lower_stmts'2 [???] 2,409,926 ( 0.16%) ???:::short_write_process_buffer::<1> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,402,092 ( 0.16%) ???:::flat_map_stmt [???] 2,398,781 ( 0.16%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,349,749 ( 0.16%) ???:::hir_body_const_context [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,338,182 ( 0.16%) 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] 2,331,286 ( 0.16%) include/jemalloc/internal/thread_event.h:malloc 2,295,033 ( 0.15%) ???:::alloc_ctxt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,290,338 ( 0.15%) ???:>::walk_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,284,216 ( 0.15%) ???:::resolve_crate::{closure#0}'2 [???] 2,284,196 ( 0.15%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,275,911 ( 0.15%) ???:::desugar_doc_comments::desugar_inner'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,213,495 ( 0.15%) ???:>>::drop_slow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,185,362 ( 0.15%) /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] 2,176,037 ( 0.15%) ???:::slice_write_process_buffer [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,167,002 ( 0.15%) /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> 2,116,029 ( 0.14%) ???:rustc_hir::intravisit::walk_expr::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,099,745 ( 0.14%) ???: as rustc_hir::intravisit::Visitor>::visit_expr::{closure#0}::{closure#0}'2 [???] 2,097,090 ( 0.14%) ???:md5::compress::soft::compress [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,092,992 ( 0.14%) ???:::next [???] 2,084,372 ( 0.14%) ???:core::ptr::drop_glue::> [???] 2,060,854 ( 0.14%) ???:::make_owner_info [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,059,092 ( 0.14%) ???: as core::clone::Clone>::clone [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,037,420 ( 0.14%) ???:::short_write_process_buffer::<4> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 2,029,112 ( 0.14%) 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] 1,998,782 ( 0.13%) ???:::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,994,580 ( 0.13%) ???:::is_diagnostic_item [???] 1,959,488 ( 0.13%) ???:::parse_expr_paren_seq [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,925,930 ( 0.13%) ???:::mut_visit_with:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,905,882 ( 0.13%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,813,496 ( 0.12%) src/arena.c:malloc_default 1,805,835 ( 0.12%) /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::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnId> 1,753,810 ( 0.12%) ???:::resolve_pattern_inner::{closure#0} [???] 1,726,898 ( 0.12%) ???:::intern_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,718,232 ( 0.12%) include/jemalloc/internal/rtree.h:realloc 1,690,576 ( 0.11%) ???:0x000000000000ba80 [/usr/lib/ld-linux-x86-64.so.2] 1,683,863 ( 0.11%) ???:>>::walk_ref'2 [???] 1,639,688 ( 0.11%) ???:::next [???] 1,639,636 ( 0.11%) ???:::qpath_res [???] 1,629,557 ( 0.11%) 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> 1,618,064 ( 0.11%) ???:::lex_token_trees'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,615,494 ( 0.11%) ???:::hir_body_owner_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,601,659 ( 0.11%) ???:>>::walk_ref [???] 1,590,861 ( 0.11%) include/jemalloc/internal/emap.h:tcache_bin_flush_small 1,560,486 ( 0.10%) include/jemalloc/internal/sz.h:free 1,545,600 ( 0.10%) 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] 1,532,949 ( 0.10%) ???:rustc_query_impl::execution::try_execute_query::>, true>'2 [???] 1,489,274 ( 0.10%) ???:>::add_id [???] 1,444,668 ( 0.10%) /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> 1,427,939 ( 0.10%) include/jemalloc/internal/edata.h:tcache_bin_flush_small 1,424,388 ( 0.10%) ???:::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,422,774 ( 0.10%) ???:stacker::remaining_stack [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,418,855 ( 0.10%) ???:::bump_minimal [???] 1,410,804 ( 0.09%) ???:::exec_cache_promotions'2 [???] 1,408,303 ( 0.09%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::attrs_for_def [???] 1,392,043 ( 0.09%) ???:::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,376,726 ( 0.09%) /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:: 1,355,361 ( 0.09%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,353,439 ( 0.09%) ???:::finish128_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,335,595 ( 0.09%) ???:::desugar_doc_comments::desugar_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,334,646 ( 0.09%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,306,038 ( 0.09%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 1,293,268 ( 0.09%) 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] 1,291,289 ( 0.09%) ???:::visit_expr::{closure#0} [???] 1,279,775 ( 0.09%) /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 1,278,606 ( 0.09%) ???:>>::drop_slow'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,262,373 ( 0.08%) ???:::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] 1,239,794 ( 0.08%) ???:rustc_middle::dep_graph::read_deps::<::read_index::{closure#0}>::{closure#0} [???] 1,229,262 ( 0.08%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,213,768 ( 0.08%) /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> 1,208,884 ( 0.08%) ???:>::get_attrs [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,203,558 ( 0.08%) ???:::is_descendant_of [???] 1,193,793 ( 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::root_macro_call 1,193,328 ( 0.08%) ???:>::walk_mut [???] 1,188,596 ( 0.08%) ???:>::decode [???] 1,184,837 ( 0.08%) ???:::hir_span_with_body [???] 1,181,895 ( 0.08%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,180,184 ( 0.08%) ???:::lower_path_segment [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,177,805 ( 0.08%) ???:::hir_span [???] 1,177,607 ( 0.08%) ???:>>::drop_slow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,177,076 ( 0.08%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 1,165,185 ( 0.08%) ???:::parse_full_stmt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,155,599 ( 0.08%) ???:::decode_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,147,702 ( 0.08%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [???] 1,145,300 ( 0.08%) ???:::collect_tokens::, ::collect_tokens_for_expr<::parse_expr_prefix::{closure#8}>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,142,144 ( 0.08%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,142,144 ( 0.08%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,142,144 ( 0.08%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,141,689 ( 0.08%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,140,310 ( 0.08%) ???:0x0000000000173660 [/usr/lib/libc.so.6] 1,132,073 ( 0.08%) ???:::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,129,564 ( 0.08%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,128,839 ( 0.08%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,122,374 ( 0.08%) ???:::lint_level_spec_at_node [???] 1,117,256 ( 0.08%) ???:>::add_id'2 [???] 1,101,780 ( 0.07%) site/frontend/rust-clippy/clippy_lints/src/incompatible_msrv.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 1,096,144 ( 0.07%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,087,789 ( 0.07%) ???:0x000000000000aec0 [/usr/lib/ld-linux-x86-64.so.2] 1,083,501 ( 0.07%) /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> 1,083,501 ( 0.07%) /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> 1,083,501 ( 0.07%) /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> 1,081,234 ( 0.07%) 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] 1,080,393 ( 0.07%) /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> 1,080,393 ( 0.07%) /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> 1,080,393 ( 0.07%) /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> 1,079,690 ( 0.07%) ???:::clone [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,077,548 ( 0.07%) ???:::create_def [???] 1,069,617 ( 0.07%) ???:::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] 1,064,400 ( 0.07%) ???: 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] 1,063,090 ( 0.07%) ???:core::ptr::drop_glue::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,062,047 ( 0.07%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 1,059,136 ( 0.07%) ???: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] 1,053,111 ( 0.07%) include/jemalloc/internal/thread_event.h:realloc 1,051,728 ( 0.07%) ???:::range_span [???] 1,041,426 ( 0.07%) ???:rustc_hir::intravisit::walk_expr::>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 1,035,300 ( 0.07%) 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] 1,032,447 ( 0.07%) 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] 1,008,181 ( 0.07%) include/jemalloc/internal/arena_inlines_b.h:tcache_bin_flush_small 995,256 ( 0.07%) include/jemalloc/internal/arena_inlines_b.h:realloc 987,191 ( 0.07%) ???:::lower_pat_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 977,435 ( 0.07%) ???:::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] 977,336 ( 0.07%) ???:pthread_mutex_unlock [/usr/lib/libc.so.6] 976,434 ( 0.07%) ???: as rustc_hir::intravisit::Visitor>::visit_path [???] 967,519 ( 0.07%) ???:::get_diagnostic_name'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 966,177 ( 0.06%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 957,554 ( 0.06%) /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] 956,478 ( 0.06%) /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:: 953,305 ( 0.06%) 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] 938,556 ( 0.06%) ???:>::walk_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 929,018 ( 0.06%) 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] 927,136 ( 0.06%) ???:rustc_resolve::rustdoc::unindent_doc_fragments [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 925,770 ( 0.06%) /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] 924,041 ( 0.06%) ???:::alloc_ctxt'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 922,461 ( 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] 912,211 ( 0.06%) include/jemalloc/internal/tcache_inlines.h:realloc 908,126 ( 0.06%) ???:::new [???] 886,238 ( 0.06%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 881,131 ( 0.06%) 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] 879,182 ( 0.06%) 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] 865,701 ( 0.06%) 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] 863,650 ( 0.06%) ???:::is_diagnostic_item'2 [???] 860,360 ( 0.06%) 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] 856,152 ( 0.06%) ???:::expr_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 852,152 ( 0.06%) 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] 847,236 ( 0.06%) ???:pthread_mutex_trylock [/usr/lib/libc.so.6] 843,935 ( 0.06%) ???:::stable_hash:: [???] 843,125 ( 0.06%) 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] 841,750 ( 0.06%) ???:>::walk_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 838,302 ( 0.06%) 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] 828,488 ( 0.06%) 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] 827,402 ( 0.06%) ???:::insert [???] 823,761 ( 0.06%) 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] 822,925 ( 0.06%) /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] 815,682 ( 0.05%) ???:::hir_span'2 [???] 815,200 ( 0.05%) 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] 814,095 ( 0.05%) /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] 808,611 ( 0.05%) ???:::span_data_to_lines_and_cols [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 808,052 ( 0.05%) include/jemalloc/internal/cache_bin.h:realloc 802,140 ( 0.05%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:::check_attributes 801,013 ( 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] 796,448 ( 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] 792,976 ( 0.05%) ???:::alloc_and_color_node [???] 792,867 ( 0.05%) ???:::intern_str [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 791,372 ( 0.05%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 787,366 ( 0.05%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 782,748 ( 0.05%) ???:::candidate_from_obligation_no_cache [???] 780,944 ( 0.05%) include/jemalloc/internal/tsd_tls.h:free [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 780,943 ( 0.05%) include/jemalloc/internal/atomic.h:free 775,575 ( 0.05%) ???:::record_use [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 773,466 ( 0.05%) 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] 773,051 ( 0.05%) 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] 772,956 ( 0.05%) /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 772,800 ( 0.05%) 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] 767,745 ( 0.05%) ???:rustc_data_structures::outline::<::lines::{closure#0}, &[rustc_span::RelativeBytePos]> [???] 765,498 ( 0.05%) /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::macros::root_macro_call 764,632 ( 0.05%) include/jemalloc/internal/bitmap.h:tcache_bin_flush_small 762,033 ( 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] 762,033 ( 0.05%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:::check_attributes_post 758,605 ( 0.05%) /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> 757,675 ( 0.05%) ???:::stable_hash:: [???] 752,304 ( 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] 750,297 ( 0.05%) 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] 745,765 ( 0.05%) 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] 745,765 ( 0.05%) 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] 741,499 ( 0.05%) site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 739,548 ( 0.05%) ???:rustc_middle::ty::trait_def::trait_impls_of_provider [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 738,213 ( 0.05%) 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] 738,072 ( 0.05%) /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:: 733,483 ( 0.05%) 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] 733,208 ( 0.05%) ???:::hir_span_with_body'2 [???] 729,943 ( 0.05%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 729,809 ( 0.05%) ???:::lint_level_spec_at_node [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 729,502 ( 0.05%) 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] 728,713 ( 0.05%) 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] 726,322 ( 0.05%) 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] 725,219 ( 0.05%) ???:>::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] 723,857 ( 0.05%) 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] 716,079 ( 0.05%) 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] 714,018 ( 0.05%) ???: as rustc_hir::intravisit::Visitor>::visit_block'2 [???] 712,585 ( 0.05%) 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] 711,289 ( 0.05%) 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] 710,886 ( 0.05%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 708,626 ( 0.05%) 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] 707,969 ( 0.05%) /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 704,004 ( 0.05%) /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] 704,004 ( 0.05%) 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] 701,775 ( 0.05%) ???:>::decode'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 696,649 ( 0.05%) ???:> 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] 695,982 ( 0.05%) ???:rustc_hir::hir::is_range_literal [???] 695,462 ( 0.05%) 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] 687,443 ( 0.05%) ???:::evaluate_trait_predicate_recursively'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 687,286 ( 0.05%) 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] 687,280 ( 0.05%) 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] 683,706 ( 0.05%) 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] 681,407 ( 0.05%) 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] 677,124 ( 0.05%) 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] 677,124 ( 0.05%) 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] 676,711 ( 0.05%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true> [???] 676,590 ( 0.05%) ???:::parse_expr_assoc_with [???] 676,425 ( 0.05%) 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} 676,425 ( 0.05%) 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> 676,364 ( 0.05%) 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] 676,200 ( 0.05%) 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] 674,388 ( 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::::check::{closure#0}>>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 669,287 ( 0.05%) 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] 667,245 ( 0.04%) ???:dladdr [/usr/lib/libc.so.6] 665,220 ( 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] 665,076 ( 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] 661,205 ( 0.04%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 660,093 ( 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] 656,215 ( 0.04%) 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] 653,870 ( 0.04%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 650,475 ( 0.04%) ???:rustc_middle::dep_graph::graph::hash_result:: [???] 650,006 ( 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] 643,322 ( 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] 643,009 ( 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] 640,786 ( 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] 639,184 ( 0.04%) 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] 635,969 ( 0.04%) ???:::lookup_char_pos [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 635,886 ( 0.04%) ???:::flat_map_stmt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 630,758 ( 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] 628,767 ( 0.04%) ???:rustc_ast::visit::visit_stmts::>'2 [???] 627,594 ( 0.04%) ???:>::decode [???] 625,793 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/unit_types/unit_cmp.rs:clippy_lints::unit_types::unit_cmp::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 623,925 ( 0.04%) ???: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] 621,421 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/strlen_on_c_strings.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 620,304 ( 0.04%) /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 618,502 ( 0.04%) include/jemalloc/internal/ph.h:pa_alloc 618,430 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/nonnull_unchecked_on_box_ptr.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 617,100 ( 0.04%) ???:::qpath_res [???] 616,051 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/redundant_slicing.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 614,595 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/single_range_in_vec_init.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 612,351 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/needless_bool.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 611,800 ( 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 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 611,614 ( 0.04%) 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] 607,233 ( 0.04%) ???:::encode_span [???] 602,090 ( 0.04%) 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] 601,605 ( 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] 601,142 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/casts/cast_slice_from_raw_parts.rs:clippy_lints::casts::cast_slice_from_raw_parts::check_implicit_cast [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 599,881 ( 0.04%) ???:::apply_mark [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 598,668 ( 0.04%) 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] 595,471 ( 0.04%) 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] 594,400 ( 0.04%) 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] 592,388 ( 0.04%) /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] 591,226 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/transmute/mod.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 590,693 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/drop_forget_ref.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 590,120 ( 0.04%) ???:::next'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 587,550 ( 0.04%) ???:::next'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 587,455 ( 0.04%) 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] 585,812 ( 0.04%) 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] 584,639 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/manual_pop_if.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 584,220 ( 0.04%) ???:::parse_block_common [???] 584,003 ( 0.04%) 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] 583,945 ( 0.04%) 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] 583,312 ( 0.04%) 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] 582,006 ( 0.04%) 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] 581,850 ( 0.04%) 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] 581,532 ( 0.04%) ???:::parse_item_kind'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 580,714 ( 0.04%) 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] 580,395 ( 0.04%) 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] 580,353 ( 0.04%) 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] 580,062 ( 0.04%) 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] 579,825 ( 0.04%) 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] 579,820 ( 0.04%) 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] 579,809 ( 0.04%) 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] 579,719 ( 0.04%) 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] 579,608 ( 0.04%) 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] 578,056 ( 0.04%) 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] 577,705 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/default_instead_of_iter_empty.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 574,616 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/default_constructed_unit_structs.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 573,474 ( 0.04%) include/jemalloc/internal/div.h:tcache_bin_flush_small 570,480 ( 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] 570,470 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/from_str_radix_10.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 569,415 ( 0.04%) 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] 569,415 ( 0.04%) 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] 569,415 ( 0.04%) 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] 568,401 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/unnecessary_owned_empty_strings.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 568,165 ( 0.04%) ???:rustc_query_impl::plumbing::promote_from_disk_inner::>> [???] 567,542 ( 0.04%) ???:>::reserve_rehash::>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 567,106 ( 0.04%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 565,863 ( 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] 563,739 ( 0.04%) include/jemalloc/internal/rtree.h:pa_alloc 561,434 ( 0.04%) /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 558,946 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/cloned_ref_to_slice_refs.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 553,052 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/float_literal.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 552,817 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/bool_assert_comparison.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 551,534 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/explicit_write.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 551,519 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/to_digit_is_some.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 551,474 ( 0.04%) 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] 550,868 ( 0.04%) ???:>::reserve_rehash::>::{closure#0}>'2 [???] 550,762 ( 0.04%) 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] 550,525 ( 0.04%) 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] 550,300 ( 0.04%) ???:::parse_pat_with_range_pat [???] 549,731 ( 0.04%) 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] 548,783 ( 0.04%) 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] 548,560 ( 0.04%) 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] 548,370 ( 0.04%) 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] 548,249 ( 0.04%) site/frontend/rust-clippy/clippy_lints/src/implicit_saturating_add.rs:::check_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 548,145 ( 0.04%) 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] 547,976 ( 0.04%) 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] 547,941 ( 0.04%) 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] 547,803 ( 0.04%) 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] 547,634 ( 0.04%) 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] 547,625 ( 0.04%) 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] 547,582 ( 0.04%) 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] 547,491 ( 0.04%) 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] 547,491 ( 0.04%) 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] 547,400 ( 0.04%) 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] 547,400 ( 0.04%) 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] 546,206 ( 0.04%) ???:::source_callsite [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 544,520 ( 0.04%) 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] 540,668 ( 0.04%) 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] 538,876 ( 0.04%) ???:>::reserve_rehash::>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 536,757 ( 0.04%) ???:::confirm_auto_impl_candidate::{closure#0} [???] 535,941 ( 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] 528,979 ( 0.04%) 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] 528,927 ( 0.04%) 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] 528,898 ( 0.04%) include/jemalloc/internal/bit_util.h:malloc_default 527,664 ( 0.04%) ???:::parse_expr_force_collect [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 526,643 ( 0.04%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 526,470 ( 0.04%) 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] 526,428 ( 0.04%) 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] 524,921 ( 0.04%) 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] 523,956 ( 0.04%) ???:::hash_owner_nodes::{closure#0} [???] 523,358 ( 0.04%) ???:::candidate_from_obligation [???] 521,391 ( 0.04%) 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] 517,108 ( 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] 515,577 ( 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] 515,420 ( 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] 510,795 ( 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_expr::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 508,836 ( 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] 506,255 ( 0.03%) ???:> 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] 496,560 ( 0.03%) ???:rustc_resolve::rustdoc::span_of_fragments [???] 495,801 ( 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> 495,487 ( 0.03%) ???:::parse_expr_prefix [???] 494,759 ( 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] 492,048 ( 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:: 491,555 ( 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] 488,621 ( 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] 488,439 ( 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] 486,633 ( 0.03%) ???:::resolve_block'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 485,989 ( 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] 485,899 ( 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] 483,091 ( 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] 480,802 ( 0.03%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 480,561 ( 0.03%) ???:::from_token_lit [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 477,423 ( 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> 472,696 ( 0.03%) 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] 471,466 ( 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] 470,504 ( 0.03%) ???: as rustc_ast::visit::Visitor>::visit_stmt::{closure#0}'2 [???] 467,750 ( 0.03%) ???:rustc_ast_lowering::lower_to_hir [???] 465,939 ( 0.03%) ???:::parse_expr_prefix'2 [???] 464,059 ( 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_qpath:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 457,151 ( 0.03%) ???:::parse_local [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 455,945 ( 0.03%) 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] 455,163 ( 0.03%) /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> 455,163 ( 0.03%) /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> 455,163 ( 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:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 454,181 ( 0.03%) include/jemalloc/internal/edata.h:pa_alloc 453,811 ( 0.03%) ???:::stable_hash:: [???] 452,219 ( 0.03%) include/jemalloc/internal/tsd.h:realloc 451,777 ( 0.03%) ???:core::slice::memchr::memchr_aligned [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 451,536 ( 0.03%) /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 446,369 ( 0.03%) ???:>::new'2 [???] 443,700 ( 0.03%) 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] 442,995 ( 0.03%) ???:::def_id_partial_cmp [???] 442,120 ( 0.03%) ???:::intern [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 441,111 ( 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_qpath:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 440,639 ( 0.03%) ???: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] 438,551 ( 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_qpath:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 437,338 ( 0.03%) ???:::intern_predicate [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 434,205 ( 0.03%) 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] 434,017 ( 0.03%) ???: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] 431,468 ( 0.03%) site/frontend/rust-clippy/clippy_utils/src/consts.rs:::expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 429,495 ( 0.03%) ???:rustc_query_impl::execution::try_execute_query::>, true>'2 [???] 427,844 ( 0.03%) ???:::visit_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 425,030 ( 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:clippy_utils::macros::first_node_in_macro:: 422,674 ( 0.03%) 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] 421,734 ( 0.03%) ???: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] 420,348 ( 0.03%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 420,306 ( 0.03%) include/jemalloc/internal/sz.h:pa_alloc 418,684 ( 0.03%) 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] 418,640 ( 0.03%) 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] 416,256 ( 0.03%) ???: as rustc_serialize::serialize::Decodable>::decode [???] 414,120 ( 0.03%) /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 412,613 ( 0.03%) /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> 410,595 ( 0.03%) ???:::extract_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 409,769 ( 0.03%) ???:::lower_attrs_vec [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 409,532 ( 0.03%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true> [???] 408,431 ( 0.03%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 403,480 ( 0.03%) ???:::lint_level_spec_at_node'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 401,620 ( 0.03%) src/base.c:pa_alloc 399,786 ( 0.03%) ???:::decode_syntax_context [???] 397,353 ( 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_qpath:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 396,449 ( 0.03%) include/jemalloc/internal/ph.h:tcache_bin_flush_small 396,096 ( 0.03%) ???:>::get_attrs [???] 395,241 ( 0.03%) ???:::lower [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 394,878 ( 0.03%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [???] 393,692 ( 0.03%) site/frontend/rust-clippy/clippy_lints/src/casts/borrow_as_ptr.rs:clippy_lints::casts::borrow_as_ptr::check_implicit_cast [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 391,367 ( 0.03%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 390,501 ( 0.03%) ???:::get_lint_level_spec [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 390,396 ( 0.03%) ???: 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] 389,866 ( 0.03%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 386,400 ( 0.03%) 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] 385,450 ( 0.03%) ???:::bump [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 382,316 ( 0.03%) include/jemalloc/internal/util.h:tcache_bin_flush_small 379,709 ( 0.03%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true> [???] 375,537 ( 0.03%) 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] 375,215 ( 0.03%) 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] 374,774 ( 0.03%) /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 374,234 ( 0.03%) /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 373,124 ( 0.03%) src/hook.c:realloc 372,708 ( 0.03%) 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] 366,649 ( 0.02%) ???:0x0000000000029600 [/usr/lib/ld-linux-x86-64.so.2] 365,843 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::visit_expr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 363,297 ( 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] 360,131 ( 0.02%) /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> 360,131 ( 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:>::with::<::with::expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 357,332 ( 0.02%) ???:rustc_traits::dropck_outlives::adt_dtorck_constraint'2 [???] 356,658 ( 0.02%) ???:rust_psm_stack_pointer [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 355,268 ( 0.02%) ???:::lookup_byte_offset [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 354,200 ( 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 352,145 ( 0.02%) src/eset.c:pa_alloc 347,505 ( 0.02%) ???:::freeze_and_get_read_spans [???] 346,481 ( 0.02%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 345,893 ( 0.02%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true> [???] 343,875 ( 0.02%) ???:::fill_well_known'2 [???] 343,210 ( 0.02%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 342,692 ( 0.02%) ???:::get_str [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 341,405 ( 0.02%) ???:rustc_trait_selection::traits::query::dropck_outlives::dtorck_constraint_for_ty_inner'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 339,382 ( 0.02%) ???:::process_obligation [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 338,921 ( 0.02%) site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 336,754 ( 0.02%) ???:<[(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] 335,756 ( 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:: 334,951 ( 0.02%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 333,682 ( 0.02%) ???:rustc_interface::callbacks::track_span_parent [???] 332,658 ( 0.02%) ???:::visit_expr'2 [???] 332,184 ( 0.02%) ???:::serialize::{closure#0}'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 329,673 ( 0.02%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 328,048 ( 0.02%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 324,700 ( 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] 321,429 ( 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] 319,804 ( 0.02%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::associated_item [???] 318,980 ( 0.02%) ???: as rustc_type_ir::fold::TypeFolder>::fold_ty [???] 313,740 ( 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] 312,700 ( 0.02%) ???:rustc_trait_selection::traits::query::dropck_outlives::compute_dropck_outlives_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 312,032 ( 0.02%) ???:>::decode'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 311,738 ( 0.02%) 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] 306,732 ( 0.02%) ???:rustc_hir::intravisit::walk_qpath::> [???] 306,683 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/cognitive_complexity.rs:rustc_hir::intravisit::walk_expr::::check::{closure#0}>>'2 306,457 ( 0.02%) ???:::lower_ty [???] 306,363 ( 0.02%) ???:::parse_item_kind [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 306,245 ( 0.02%) ???:::is_desugaring [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 305,627 ( 0.02%) ???:::clone'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 304,277 ( 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 303,225 ( 0.02%) /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} 301,072 ( 0.02%) ???:::opt_item_name [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 300,721 ( 0.02%) include/jemalloc/internal/atomic.h:realloc 300,405 ( 0.02%) site/frontend/rust-clippy/clippy_utils/src/consts.rs:::qpath [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 299,989 ( 0.02%) 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] 299,132 ( 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] 298,976 ( 0.02%) include/jemalloc/internal/jemalloc_internal_inlines_a.h:realloc 298,671 ( 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:: 298,183 ( 0.02%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 298,095 ( 0.02%) ???:::parse_pat_with_range_pat'2 [???] 297,588 ( 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] 296,222 ( 0.02%) ???:::check_ident [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 293,673 ( 0.02%) ???:::parse_expr_assoc_with'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 292,879 ( 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] 292,600 ( 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] 289,988 ( 0.02%) ???:<[rustc_hir::hir::PathSegment] as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [???] 289,906 ( 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] 289,471 ( 0.02%) ???:::expect_hir_owner_nodes [???] 287,587 ( 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] 286,111 ( 0.02%) ???:::lang_items [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 285,798 ( 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_start_matches::<::is_whitespace> 285,656 ( 0.02%) ???:::confirm_candidate [???] 285,059 ( 0.02%) ???:::span_to_snippet [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 283,943 ( 0.02%) ???:::resolve_imports [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 283,524 ( 0.02%) ???:::def_path_hash [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 279,887 ( 0.02%) ???:rustc_ty_utils::ty::param_env [???] 279,643 ( 0.02%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 279,125 ( 0.02%) ???:::decode_span'2 [???] 277,596 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/loops/utils.rs:::visit_expr'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 276,516 ( 0.02%) ???:::parse_pat_ident [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 276,378 ( 0.02%) ???:>::univariant::> [???] 276,002 ( 0.02%) ???:> as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [???] 275,942 ( 0.02%) ???:>::encode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 274,240 ( 0.02%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 273,853 ( 0.02%) 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] 273,721 ( 0.02%) ???:>::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] 273,078 ( 0.02%) ???: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] 271,555 ( 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] 269,770 ( 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 268,242 ( 0.02%) ???:::parse_ty_common [???] 266,716 ( 0.02%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::adt_def [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 265,782 ( 0.02%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 265,143 ( 0.02%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 264,825 ( 0.02%) ???:::def_path_hash [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 260,638 ( 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 259,273 ( 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:::check_expr 257,171 ( 0.02%) ???:::new [???] 256,202 ( 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:clippy_utils::macros::root_macro_call 254,618 ( 0.02%) include/jemalloc/internal/rtree.h:ecache_evict 253,992 ( 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] 253,627 ( 0.02%) ???: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] 252,513 ( 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] 252,140 ( 0.02%) ???:, 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] 249,828 ( 0.02%) ???:<&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] 248,560 ( 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] 248,424 ( 0.02%) /rust/deps/thin-vec-0.2.19/src/lib.rs:::check_attributes 248,156 ( 0.02%) include/jemalloc/internal/atomic.h:tcache_bin_flush_small 247,939 ( 0.02%) ???:::filter_map_expr [???] 246,357 ( 0.02%) ???:>::reserve_rehash::>>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 246,024 ( 0.02%) /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:: 245,527 ( 0.02%) ???:::traits_in_scope'2 [???] 244,932 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/incompatible_msrv.rs:::emit_lint_if_under_msrv [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 244,348 ( 0.02%) include/jemalloc/internal/fb.h:pa_alloc 243,015 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:::check_expr 242,798 ( 0.02%) ???:>::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] 241,816 ( 0.02%) ???:::mark_live_symbols'2 [???] 241,031 ( 0.02%) ???:>::insert [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 239,022 ( 0.02%) ???:rustc_ast::visit::visit_stmts::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 238,994 ( 0.02%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 238,602 ( 0.02%) /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 237,346 ( 0.02%) ???:rustc_span::normalize_src [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 236,649 ( 0.02%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 235,949 ( 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 [???] 235,948 ( 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] 235,873 ( 0.02%) 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] 235,622 ( 0.02%) ???:__cxa_finalize [/usr/lib/libc.so.6] 233,281 ( 0.02%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 233,250 ( 0.02%) /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} 233,250 ( 0.02%) /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> 232,346 ( 0.02%) ???:>::call_once [???] 231,999 ( 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 231,999 ( 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 230,882 ( 0.02%) ???:::hash_one::<&std::path::PathBuf> [???] 230,215 ( 0.02%) ???:::type_dependent_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 228,480 ( 0.02%) ???: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] 227,193 ( 0.02%) ???:::decode_span [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 226,282 ( 0.02%) ???:::clone [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 225,855 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check_expr 225,400 ( 0.02%) site/frontend/rust-clippy/clippy_lints/src/regex.rs:::check_expr_post 225,121 ( 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: 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> 224,544 ( 0.02%) ???:::get_variant [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 224,250 ( 0.02%) include/jemalloc/internal/tsd_tls.h:realloc 223,938 ( 0.02%) 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] 223,478 ( 0.02%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 220,978 ( 0.01%) ???:::decode_symbol [???] 219,393 ( 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_qpath:: 218,383 ( 0.01%) ???:::visit_ty [???] 215,218 ( 0.01%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 214,913 ( 0.01%) ???:>)>>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 214,597 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::check_attributes 214,597 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::check_attributes_post 214,378 ( 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 [???] 214,326 ( 0.01%) ???:, 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] 214,283 ( 0.01%) ???:::register_lints [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 213,992 ( 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 212,177 ( 0.01%) ???:::visit_item::{closure#0}::{closure#0}'2 [???] 211,883 ( 0.01%) ???:::next [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 211,874 ( 0.01%) ???:rustc_query_impl::query_impl::clauses_of::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] 211,254 ( 0.01%) ???:::evaluate_predicate_recursively'2 [???] 211,207 ( 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 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 211,207 ( 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 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 209,436 ( 0.01%) /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} 209,097 ( 0.01%) ???:llvm::DenseMapBase, llvm::detail::DenseMapPair >, llvm::StringRef, llvm::cl::Option*, 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] 207,060 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/attrs.rs:::check_attributes 205,535 ( 0.01%) ???:>::reserve_rehash::>::{closure#0}> [???] 204,733 ( 0.01%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 204,717 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 202,616 ( 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_qpath:: 201,902 ( 0.01%) ???:::write_str [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 200,496 ( 0.01%) ???:::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 199,618 ( 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] 199,614 ( 0.01%) ???:>::with::::new::{closure#0}::{closure#0}>::{closure#0}, u32> [???] 199,472 ( 0.01%) ???:::update_decl_chain [???] 199,029 ( 0.01%) src/extent.c:pa_alloc 196,617 ( 0.01%) ???:::parse_block_common'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 195,874 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/eta_reduction.rs:::check_expr 195,218 ( 0.01%) include/jemalloc/internal/cache_bin.h:malloc_default 194,854 ( 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:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 193,775 ( 0.01%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 193,764 ( 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] 193,507 ( 0.01%) ???:::check_stmt [???] 193,200 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/unit_types/mod.rs:::check_expr 193,182 ( 0.01%) ???:::mark_span_with_reason [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 191,942 ( 0.01%) ???:0x000000000000ad20 [/usr/lib/ld-linux-x86-64.so.2] 190,499 ( 0.01%) ???:::resolve_ident_in_lexical_scope [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 190,252 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 189,544 ( 0.01%) 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] 189,365 ( 0.01%) ???:rustc_hir::intravisit::walk_ty:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 189,269 ( 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] 188,478 ( 0.01%) ???:rustc_passes::dead::live_symbols_and_ignored_derived_traits'2 [???] 188,307 ( 0.01%) ???:::is_const_fn:: [???] 187,835 ( 0.01%) ???:::lower_pat_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 187,773 ( 0.01%) ???:::try_plant_decl_into_local_module [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 187,498 ( 0.01%) 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] 187,281 ( 0.01%) ???:)>>::call_once [???] 186,576 ( 0.01%) /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::float_cmp::check_assert 186,352 ( 0.01%) /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> 186,048 ( 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_qpath:: 185,864 ( 0.01%) 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] 184,756 ( 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 [???] 184,478 ( 0.01%) ???:::fn_sig [???] 184,373 ( 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:::check_expr 183,818 ( 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:::check_expr 183,411 ( 0.01%) ???:>::process_obligations:: [???] 182,215 ( 0.01%) ???:::add_import::{closure#0} [???] 181,227 ( 0.01%) ???:::stable_hash::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 181,152 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 178,662 ( 0.01%) ???:>>::walk_ref [???] 178,438 ( 0.01%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 178,137 ( 0.01%) ???:>::fold_predicate [???] 177,644 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/manual_non_exhaustive.rs:::check_expr 177,521 ( 0.01%) ???:::stable_hash::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 176,880 ( 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:::trim_matches::<::is_whitespace> 176,707 ( 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:::next_match 175,996 ( 0.01%) ???:::parse_item_common [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 175,866 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/useless_conversion.rs:::check_expr_post 175,668 ( 0.01%) ???:rustc_middle::hir::map::crate_hash'2 [???] 175,633 ( 0.01%) ???:::lower_node_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 175,462 ( 0.01%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 174,418 ( 0.01%) ???:::visit_fn [???] 173,644 ( 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:: 172,597 ( 0.01%) ???:::is_exported [???] 172,274 ( 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 172,181 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/operators/float_cmp.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} 171,954 ( 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_qpath:: 171,920 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/operators/eq_op.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> 171,770 ( 0.01%) ???:::trait_of_assoc [???] 171,664 ( 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] 171,061 ( 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 171,061 ( 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_from_raw_parts::check_implicit_cast 170,871 ( 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] 170,285 ( 0.01%) ???:::visit_pat [???] 170,013 ( 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 169,698 ( 0.01%) ???:, rustc_middle::query::erase::ErasedData<[u8; 16]>> 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] 168,353 ( 0.01%) 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] 167,937 ( 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 167,543 ( 0.01%) ???:<&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] 167,491 ( 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'2 166,915 ( 0.01%) ???:::evaluate_trait_predicate_recursively [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 166,766 ( 0.01%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 165,896 ( 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 165,818 ( 0.01%) ???:::visit_qpath [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 165,648 ( 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 165,648 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/attrs.rs:::check_attributes_post 165,267 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/ptr/mod.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> 165,114 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 164,861 ( 0.01%) 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] 163,940 ( 0.01%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 163,550 ( 0.01%) ???:<&rustc_middle::ty::list::RawList as rustc_data_structures::stable_hash::StableHash>::stable_hash:: [???] 163,492 ( 0.01%) ???:::from_tokens [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 162,789 ( 0.01%) ???:)>>::call_once [???] 162,129 ( 0.01%) ???:::typing_mode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 162,045 ( 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::first_node_in_macro:: 161,696 ( 0.01%) ???:::parse_outer_attributes [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 161,615 ( 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 161,101 ( 0.01%) ???:>::try_grow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 161,038 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/needless_parens_on_range_literals.rs:::check_expr 161,000 ( 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 161,000 ( 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 161,000 ( 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 161,000 ( 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 161,000 ( 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 161,000 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/functions/mod.rs:::check_expr 160,428 ( 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 160,428 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/attrs/mod.rs:::check_attributes_post 160,087 ( 0.01%) ???:>::super_fold_with:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 159,171 ( 0.01%) ???:std::exception::~exception() [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 158,190 ( 0.01%) ???:::typing_env [???] 157,104 ( 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] 156,335 ( 0.01%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 155,933 ( 0.01%) ???:::fn_sig'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 154,795 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 154,624 ( 0.01%) ???:::rollback_to [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 153,849 ( 0.01%) ???:rustc_trait_selection::traits::normalize_param_env_or_error [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 153,675 ( 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:: 153,280 ( 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 152,711 ( 0.01%) ???: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] 152,581 ( 0.01%) 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] 152,380 ( 0.01%) ???:::check_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 152,333 ( 0.01%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 152,292 ( 0.01%) ???:::check_expr_post [???] 152,111 ( 0.01%) ???:::visit_qpath [???] 152,066 ( 0.01%) ???: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] 152,053 ( 0.01%) ???:rustc_mir_transform::simplify::simplify_cfg [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 151,721 ( 0.01%) /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> 151,721 ( 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::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 151,721 ( 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:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 151,721 ( 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:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 151,633 ( 0.01%) include/jemalloc/internal/edata.h:ecache_evict 151,020 ( 0.01%) ???:::span [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 150,446 ( 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:rustc_ast::visit::walk_stmt::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 149,904 ( 0.01%) 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] 149,098 ( 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 148,560 ( 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 148,384 ( 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 148,384 ( 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 148,384 ( 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 148,384 ( 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 148,384 ( 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 148,384 ( 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 148,384 ( 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 148,384 ( 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 148,384 ( 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 148,384 ( 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 148,384 ( 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 148,384 ( 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 148,384 ( 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 148,384 ( 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::unit_types::unit_arg::check 148,384 ( 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::unit_types::unit_cmp::check 148,370 ( 0.01%) ???: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] 148,078 ( 0.01%) ???:rustc_ty_utils::assoc::associated_items [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 147,453 ( 0.01%) /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] 146,553 ( 0.01%) ???:::check_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 146,171 ( 0.01%) ???:::parse_fn_params [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 146,159 ( 0.01%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 145,496 ( 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::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> 144,997 ( 0.01%) ???:::flat_map_stmt'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 143,913 ( 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 143,706 ( 0.01%) ???:::to_attr_token_stream [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 143,488 ( 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 143,105 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs:rustc_hir::intravisit::walk_expr::>'2 142,893 ( 0.01%) ???:::decode_symbol [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 142,714 ( 0.01%) ???: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] 142,386 ( 0.01%) ???:::end_point [???] 142,320 ( 0.01%) ???:rustc_query_impl::query_impl::layout_of::execute_query_incr::__rust_end_short_backtrace'2 [???] 142,120 ( 0.01%) ???:::lower_qpath'2 [???] 141,588 ( 0.01%) ???:::mk_type_list [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 141,565 ( 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] 140,437 ( 0.01%) ???:::finalize_import::{closure#2} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 140,330 ( 0.01%) ???:::visit_node_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 140,238 ( 0.01%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 140,035 ( 0.01%) ???:>::tys [???] 139,972 ( 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 139,071 ( 0.01%) ???: as rustc_type_ir::visit::TypeVisitor>::visit_ty [???] 139,013 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_lexer/src/lib.rs:::with_source_text::::{closure#0}> 138,592 ( 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 138,454 ( 0.01%) include/jemalloc/internal/cache_bin.h:tcache_bin_flush_small 137,778 ( 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] 136,499 ( 0.01%) ???:rustc_ast_pretty::pprust::path_to_string [???] 136,426 ( 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/jemalloc.c:malloc_default [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 136,360 ( 0.01%) include/jemalloc/internal/arena_inlines_b.h:malloc_default 136,190 ( 0.01%) ???:::parse_ty_common'2 [???] 135,044 ( 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 134,840 ( 0.01%) ???:rustc_span::hygiene::register_expn_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 134,818 ( 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 134,818 ( 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 134,378 ( 0.01%) ???:::visit_block'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 134,353 ( 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 134,065 ( 0.01%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex> as rustc_middle::query::caches::QueryCache>::for_each [???] 134,043 ( 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] 133,696 ( 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 133,696 ( 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 133,696 ( 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 133,696 ( 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 133,696 ( 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::casts::borrow_as_ptr::check_implicit_cast 133,466 ( 0.01%) ???:)>>::call_once [???] 133,273 ( 0.01%) ???:::lower_expr_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 132,256 ( 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] 131,794 ( 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] 131,316 ( 0.01%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 131,262 ( 0.01%) ???:::try_fold_free_or_assoc [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 130,036 ( 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> 129,889 ( 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] 129,492 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/suspicious_trait_impl.rs:::check_expr 129,433 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/vec_init_then_push.rs:::check_expr 129,211 ( 0.01%) ???: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] 129,158 ( 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 129,010 ( 0.01%) ???:::encode_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 128,686 ( 0.01%) ???:core::fmt::write [???] 127,995 ( 0.01%) /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] 127,610 ( 0.01%) ???:::fallible_with_capacity:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 127,314 ( 0.01%) ???:::send_new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 126,989 ( 0.01%) ???: as rustc_hir::intravisit::Visitor>::visit_nested_item'2 [???] 126,549 ( 0.01%) ???:::new'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 126,156 ( 0.01%) 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] 125,955 ( 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:>::walk_ref'2 125,570 ( 0.01%) 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] 125,474 ( 0.01%) ???:__cxa_atexit [/usr/lib/libc.so.6] 125,470 ( 0.01%) ???:::fresh_empty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 125,001 ( 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::> 124,977 ( 0.01%) ???:::mk_layout [???] 124,705 ( 0.01%) 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] 124,700 ( 0.01%) ???:::imported_source_file::{closure#0} [???] 124,502 ( 0.01%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 124,487 ( 0.01%) /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] 124,236 ( 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 124,236 ( 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 124,236 ( 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 124,236 ( 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 124,212 ( 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 123,953 ( 0.01%) ???:::hir_body [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 123,904 ( 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 123,758 ( 0.01%) ???:realpath [/usr/lib/libc.so.6] 123,037 ( 0.01%) ???:::coerce [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 122,958 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/visitors.rs:rustc_hir::intravisit::walk_expr::>'2 122,728 ( 0.01%) ???:::instantiate_value_path [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 122,655 ( 0.01%) 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] 122,429 ( 0.01%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex))>>::reserve_rehash::<, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::insert_unique::{closure#0}> [???] 121,755 ( 0.01%) ???:::stable_hash:: [???] 121,642 ( 0.01%) ???:::visit_pat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 121,539 ( 0.01%) ???:::opt_associated_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 121,301 ( 0.01%) ???:::lower_ty'2 [???] 120,521 ( 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] 120,139 ( 0.01%) ???:rustc_traits::dropck_outlives::adt_dtorck_constraint [???] 119,951 ( 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] 119,858 ( 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] 119,511 ( 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] 119,511 ( 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] 119,511 ( 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] 119,373 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_path [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 119,052 ( 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] 118,620 ( 0.01%) ???:::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 117,550 ( 0.01%) ???:::match_impl::{closure#0} [???] 117,383 ( 0.01%) ???: 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] 117,242 ( 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] 116,890 ( 0.01%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 116,418 ( 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] 116,184 ( 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 116,136 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 115,782 ( 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> 115,678 ( 0.01%) 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] 115,645 ( 0.01%) 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] 115,367 ( 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:::trim_start_matches::<::is_whitespace> 115,101 ( 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] 114,847 ( 0.01%) ???:::try_mark_green [???] 114,315 ( 0.01%) ???:::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 113,918 ( 0.01%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::hash_expr'2 113,617 ( 0.01%) ???:::visit_block'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 113,458 ( 0.01%) ???:::lower_use_tree [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 113,020 ( 0.01%) include/jemalloc/internal/ph.h:eset_remove 112,188 ( 0.01%) ???: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] 112,130 ( 0.01%) ???:::intern_region [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 111,895 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 111,844 ( 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] 111,749 ( 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] 111,728 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 110,757 ( 0.01%) ???: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] 110,631 ( 0.01%) ???:::hir_enclosing_body_owner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 109,882 ( 0.01%) ???:>>::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] 109,864 ( 0.01%) include/jemalloc/internal/ph.h:ecache_evict 109,804 ( 0.01%) ???:::def_path_hash [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 109,719 ( 0.01%) ???:::visit_nested_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 109,652 ( 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:: 109,515 ( 0.01%) ???:::check_expr_call [???] 109,449 ( 0.01%) ???:rustc_privacy::effective_visibilities'2 [???] 109,344 ( 0.01%) ???: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] 108,984 ( 0.01%) ???:<[rustc_ast::tokenstream::TokenTree] 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] 108,828 ( 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] 108,347 ( 0.01%) ???:rustc_lint::levels::shallow_lint_levels_on [???] 107,959 ( 0.01%) ???:rustc_query_impl::query_impl::type_of::invoke_provider_fn::__rust_begin_short_backtrace'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 107,924 ( 0.01%) ???:::is_conditionally_const:: [???] 107,800 ( 0.01%) include/jemalloc/internal/cache_bin.h:tcache_bin_flush_stashed 107,604 ( 0.01%) ???: as rustc_ast::visit::Visitor>::visit_expr [???] 107,515 ( 0.01%) ???: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] 107,329 ( 0.01%) ???:::stable_hash:: [???] 106,990 ( 0.01%) include/jemalloc/internal/rtree.h:pa_dalloc 106,427 ( 0.01%) ???:, 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] 106,418 ( 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:::emit_lint_if_under_msrv 106,066 ( 0.01%) ???:rustc_hir::intravisit::walk_pat:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 105,963 ( 0.01%) ???:>::with_lint_attrs::< as rustc_ast::visit::Visitor>::visit_local::{closure#0}>::{closure#0} [???] 105,783 ( 0.01%) ???: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] 105,762 ( 0.01%) ???: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] 105,321 ( 0.01%) ???:llvm::cl::Option::Option(llvm::cl::NumOccurrencesFlag, llvm::cl::OptionHidden) [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 105,283 ( 0.01%) ???:>::with_lint_attrs::< as rustc_ast::visit::Visitor>::visit_local::{closure#0}>::{closure#0}'2 [???] 105,168 ( 0.01%) ???:::scan_string [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 105,167 ( 0.01%) ???:::get_line [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 104,110 ( 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] 104,096 ( 0.01%) ???:::node [???] 104,051 ( 0.01%) ???:::check_expr [???] 103,816 ( 0.01%) ???: as rustc_hir::intravisit::Visitor>::visit_ty [???] 103,771 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:::check_expr 103,771 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:::check_expr 103,771 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:::check_expr 103,771 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:::check_expr 103,771 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:::check_expr 103,720 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:::check_expr 103,716 ( 0.01%) ???: as rustc_ast::visit::Visitor>::visit_pat [???] 103,660 ( 0.01%) ???:>::reserve_rehash::>::{closure#0}> [???] 103,551 ( 0.01%) ???:rustc_query_impl::query_impl::clauses_of::execute_query_incr::__rust_end_short_backtrace [???] 103,432 ( 0.01%) ???:::pad [???] 103,394 ( 0.01%) ???:::feed_visibility [???] 103,210 ( 0.01%) ???:, 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] 103,082 ( 0.01%) include/jemalloc/internal/bit_util.h:pa_alloc 103,013 ( 0.01%) ???:rustc_hir::intravisit::walk_pat::> [???] 102,818 ( 0.01%) ???:::typeck_body [???] 102,317 ( 0.01%) ???:, 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] 102,165 ( 0.01%) ???: as rustc_type_ir::visit::TypeVisitor>::visit_ty'2 [???] 101,969 ( 0.01%) ???:::lex_token_trees [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 101,886 ( 0.01%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true>'2 [???] 101,646 ( 0.01%) include/jemalloc/internal/tcache_inlines.h:malloc_default 101,604 ( 0.01%) ???:> as rustc_middle::query::caches::QueryCache>::for_each'2 [???] 101,555 ( 0.01%) ???:rustc_middle::dep_graph::graph::hash_result::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 101,477 ( 0.01%) src/sz.c:pa_alloc 101,335 ( 0.01%) include/jemalloc/internal/mutex.h:pa_alloc 101,320 ( 0.01%) ???:>::call_once [???] 101,310 ( 0.01%) /rust/deps/thin-vec-0.2.19/src/lib.rs:>::walk_ref'2 101,187 ( 0.01%) 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] 101,087 ( 0.01%) 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] 101,020 ( 0.01%) ???: as rustc_data_structures::stable_hash::StableHash>::stable_hash::'2 [???] 100,435 ( 0.01%) ???:::handle_res [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 100,178 ( 0.01%) ???:>::compress::<>::process_obligations::{closure#1}> [???] 99,977 ( 0.01%) ???:::lower_item_kind [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 99,695 ( 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] 99,387 ( 0.01%) ???:::visit_expr::{closure#0}'2 [???] 99,360 ( 0.01%) ???:> as rustc_middle::query::caches::QueryCache>::for_each'2 [???] 99,272 ( 0.01%) ???:> as rustc_middle::query::caches::QueryCache>::for_each'2 [???] 99,230 ( 0.01%) ???:0x0000000000067b30 [/usr/lib/libc.so.6] 98,807 ( 0.01%) /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 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 98,183 ( 0.01%) ???:::eq [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 98,015 ( 0.01%) ???:::lower_stmts [???] 97,942 ( 0.01%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::module_children'2 [???] 97,908 ( 0.01%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 97,474 ( 0.01%) ???:0x0000000000040520 [/usr/lib/libc.so.6] 97,309 ( 0.01%) ???:::visit_stmt'2 [???] 97,230 ( 0.01%) ???:rustc_lint::levels::skippable_lints'2 [???] 96,600 ( 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 96,600 ( 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 96,336 ( 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] 96,273 ( 0.01%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 95,972 ( 0.01%) ???: 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] 95,437 ( 0.01%) ???:::find_library_crate [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 95,068 ( 0.01%) ???:rustc_query_impl::query_impl::explicit_clauses_of::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] 95,057 ( 0.01%) include/jemalloc/internal/sz.h:eset_remove 94,670 ( 0.01%) src/tcache.c:free_default 94,605 ( 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::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} 94,605 ( 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::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> 94,516 ( 0.01%) ???:::check_block [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 94,352 ( 0.01%) ???:::flat_map_stmt'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 93,413 ( 0.01%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::diagnostic_items [???] 93,300 ( 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_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> 93,027 ( 0.01%) ???:::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] 93,017 ( 0.01%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 92,931 ( 0.01%) 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] 92,927 ( 0.01%) ???:rustc_query_impl::query_impl::evaluate_obligation::execute_query_incr::__rust_end_short_backtrace [???] 92,600 ( 0.01%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [???] 92,374 ( 0.01%) include/jemalloc/internal/edata.h:eset_remove 92,276 ( 0.01%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 91,819 ( 0.01%) 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] 91,816 ( 0.01%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true> [???] 91,614 ( 0.01%) ???:::visit_node:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 91,591 ( 0.01%) ???:::expr_into_dest'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 91,300 ( 0.01%) ???:::hash::> [???] 91,172 ( 0.01%) 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] 91,158 ( 0.01%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 91,062 ( 0.01%) ???:::visit_body [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 90,913 ( 0.01%) ???:::lower_expr_try [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 90,096 ( 0.01%) ???:rustc_trait_selection::traits::query::dropck_outlives::dtorck_constraint_for_ty_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 89,707 ( 0.01%) ???:::expect [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 89,396 ( 0.01%) include/jemalloc/internal/sz.h:malloc_default 89,322 ( 0.01%) ???:::in_external_macro'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 89,083 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_lints::unit_types::unit_cmp::check 89,058 ( 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}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 88,836 ( 0.01%) 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] 88,464 ( 0.01%) ???:::pat_lang_item_variant [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 88,396 ( 0.01%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::Stmt; 1]>> [???] 88,223 ( 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] 88,211 ( 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: 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} 88,060 ( 0.01%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 88,052 ( 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_qpath:: 87,862 ( 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] 87,855 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 87,827 ( 0.01%) ???:::mk_bound_variable_kinds [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 87,765 ( 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:rustc_hir::intravisit::walk_qpath:: 87,589 ( 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] 87,584 ( 0.01%) ???:, 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] 87,579 ( 0.01%) ???:rustc_hir::intravisit::walk_pat:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 87,527 ( 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] 87,500 ( 0.01%) /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] 87,302 ( 0.01%) ???:alloc::fmt::format::format_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 87,210 ( 0.01%) include/jemalloc/internal/sz.h:tcache_bin_flush_small 86,906 ( 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> 86,677 ( 0.01%) ???:::parse_arm::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 86,591 ( 0.01%) ???:::expr_ident_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 86,270 ( 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:ecache_evict [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 86,268 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/functions/too_many_lines.rs:::check_fn 86,143 ( 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 86,121 ( 0.01%) ???:::resolve_crate::{closure#0} [???] 85,578 ( 0.01%) include/jemalloc/internal/edata.h:pa_dalloc 85,414 ( 0.01%) ???:::create_def [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 85,356 ( 0.01%) ???:::expr_lang_item_path [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 85,350 ( 0.01%) ???:::check_pat [???] 85,320 ( 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_utils::attrs::get_unique_builtin_attr:: 85,223 ( 0.01%) ???:rustc_ast::mut_visit::walk_fn:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 85,177 ( 0.01%) include/jemalloc/internal/atomic.h:pa_alloc 85,105 ( 0.01%) ???:>::drop_slow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 85,081 ( 0.01%) ???:::check_expr_with_expectation_and_args'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 84,864 ( 0.01%) ???: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] 84,857 ( 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] 84,264 ( 0.01%) ???: 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] 84,240 ( 0.01%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 84,234 ( 0.01%) ???:::parse_pat_tuple_struct [???] 84,110 ( 0.01%) ???:::hir_maybe_body_owned_by [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 83,817 ( 0.01%) ???:::next [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 83,361 ( 0.01%) include/jemalloc/internal/bit_util.h:realloc 83,074 ( 0.01%) ???:>>::walk_ref [???] 82,932 ( 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 82,824 ( 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_post 82,655 ( 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] 82,458 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 82,416 ( 0.01%) ???:::pat_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 82,221 ( 0.01%) ???:::visit_ty'2 [???] 82,074 ( 0.01%) ???:::mark_live_symbols [???] 81,961 ( 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] 81,885 ( 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] 81,617 ( 0.01%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 81,497 ( 0.01%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 81,128 ( 0.01%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 81,102 ( 0.01%) ???:::build_reduced_graph_for_use_tree [???] 81,061 ( 0.01%) ???:::build_reduced_graph_for_use_tree'2 [???] 81,036 ( 0.01%) ???: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] 80,879 ( 0.01%) ???:>::reserve_rehash::::{closure#0}> [???] 80,705 ( 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_stmt::>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 80,214 ( 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 80,198 ( 0.01%) ???:::confirm [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 80,020 ( 0.01%) ???:::new_local_module [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 79,866 ( 0.01%) ???:__rustc::__rust_alloc [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 79,702 ( 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:::qpath 79,697 ( 0.01%) ???:::mk_adt_def [???] 79,356 ( 0.01%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::visit_expr'2 79,274 ( 0.01%) ???: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] 79,264 ( 0.01%) ???: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] 79,201 ( 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 79,133 ( 0.01%) ???:::visit_pat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 78,997 ( 0.01%) ???:rustc_expand::mbe::macro_check::check_ops_is_prefix [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 78,814 ( 0.01%) ???:llvm::PassRegistry::registerPass(llvm::PassInfo 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] 78,590 ( 0.01%) ???:::edition [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 78,587 ( 0.01%) ???: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] 78,180 ( 0.01%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 78,083 ( 0.01%) ???:::string [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 77,887 ( 0.01%) ???:::check_tokens'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 77,766 ( 0.01%) ???:::parse_fn [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 77,387 ( 0.01%) ???:::flat_map_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 77,330 ( 0.01%) ???:::expect_hir_owner_nodes'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 77,214 ( 0.01%) /rust/deps/indexmap-2.14.0/src/inner/entry.rs:>::new [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 77,089 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/methods/mod.rs:::check_methods [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 77,082 ( 0.01%) ???:::trait_impl_of_assoc [???] 77,032 ( 0.01%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 76,759 ( 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] 76,734 ( 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::is_in_const_context 76,577 ( 0.01%) include/jemalloc/internal/ph.h:malloc_default 76,316 ( 0.01%) ???: as rustc_ast::visit::Visitor>::visit_pat'2 [???] 76,203 ( 0.01%) ???:::check_lint_name [???] 75,993 ( 0.01%) ???:::print_tt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 75,731 ( 0.01%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [???] 75,678 ( 0.01%) ???:rustc_ast::visit::visit_stmts::> [???] 75,549 ( 0.01%) ???:::visit_assoc_item [???] 75,182 ( 0.01%) site/frontend/rust-clippy/clippy_lints/src/incompatible_msrv.rs:::check_ty 75,070 ( 0.01%) include/jemalloc/internal/rtree.h:free_default 74,424 ( 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_lints::minmax::min_max 74,256 ( 0.00%) 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] 74,250 ( 0.00%) ???:::visit_pat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 74,100 ( 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_pat:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 73,958 ( 0.00%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 73,929 ( 0.00%) ???:::visit_generic_params [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 73,827 ( 0.00%) include/jemalloc/internal/edata.h:malloc_default 73,784 ( 0.00%) ???:>::tys'2 [???] 73,551 ( 0.00%) ???:::expr_adjustments [???] 73,550 ( 0.00%) ???:::token_kind_to_string_ext [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 73,460 ( 0.00%) 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] 73,445 ( 0.00%) ???:::maybe_resolve_crate'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 73,415 ( 0.00%) ???:rustc_traits::evaluate_obligation::evaluate_obligation [???] 73,098 ( 0.00%) ???:::cmp [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 72,986 ( 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] 72,922 ( 0.00%) ???:::trait_impl_of_assoc'2 [???] 72,900 ( 0.00%) ???:::walk::<::could_be_never_pattern::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 72,826 ( 0.00%) ???:::brg_visit_item'2 [???] 72,756 ( 0.00%) ???:::fmt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 72,748 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 72,625 ( 0.00%) ???:::parse_pat_no_top_guard_inner [???] 72,411 ( 0.00%) src/tcache.c:malloc_default 72,406 ( 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] 71,981 ( 0.00%) ???:::brg_visit_item [???] 71,749 ( 0.00%) ???:::visit_pat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 71,729 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 71,661 ( 0.00%) ???:::new'2 [???] 71,620 ( 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] 71,446 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 71,132 ( 0.00%) ???:>::grow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 70,992 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check_path 70,736 ( 0.00%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 70,695 ( 0.00%) ???:rustc_expand::mbe::quoted::parse [???] 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] 70,323 ( 0.00%) ???:::encode_crate_root'2 [???] 70,166 ( 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] 70,015 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 69,975 ( 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: 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} 69,975 ( 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::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> 69,682 ( 0.00%) 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] 69,582 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cmp.rs:::with_source_text::::{closure#0}> 69,541 ( 0.00%) ???: as rustc_ast::visit::Visitor>::visit_stmt::{closure#0} [???] 69,193 ( 0.00%) 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] 69,142 ( 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:::with_source_text::::{closure#0}> 69,128 ( 0.00%) ???:::visit_pat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 68,968 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::>, true>'2 [???] 68,932 ( 0.00%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 68,893 ( 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] 68,807 ( 0.00%) ???:>::reserve_rehash::, ()>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 68,670 ( 0.00%) ???:>>::walk_ref [???] 68,614 ( 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/eset.c:eset_remove [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 68,548 ( 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] 68,525 ( 0.00%) ???:rustc_query_impl::execution::ensure_can_skip_execution::, rustc_middle::dep_graph::graph::DepNodeIndex>> [???] 68,491 ( 0.00%) ???:::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] 68,464 ( 0.00%) ???: as rustc_serialize::serialize::Encodable>::encode [???] 68,370 ( 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 68,320 ( 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 68,246 ( 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] 68,146 ( 0.00%) ???:::ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 68,144 ( 0.00%) include/jemalloc/internal/ph.h:pa_dalloc 67,908 ( 0.00%) ???:::lower_method_sig [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 67,855 ( 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] 67,854 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/default.rs:::check_block [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 67,811 ( 0.00%) include/jemalloc/internal/mutex.h:tcache_bin_flush_small 67,765 ( 0.00%) ???:<&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] 67,657 ( 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] 67,560 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/option_env_unwrap.rs:::check_expr 66,801 ( 0.00%) 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] 66,798 ( 0.00%) ???:::lifetime_res_to_generic_param [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 66,785 ( 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] 66,334 ( 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 66,252 ( 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] 66,128 ( 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:::meets 66,128 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets 66,024 ( 0.00%) src/emap.c:pa_alloc 66,000 ( 0.00%) ???:::parse_dot_suffix_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 65,958 ( 0.00%) ???:::walk::<::resolve_pattern_inner::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 65,849 ( 0.00%) ???:>>::walk_ref'2 [???] 65,839 ( 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:::qpath 65,816 ( 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_qpath 65,767 ( 0.00%) ???:::lower_use_path [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 65,705 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::check_expr 65,545 ( 0.00%) ???:::lower_attrs_with_extra [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 65,498 ( 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 65,396 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/needless_question_mark.rs:::check_expr 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] 65,066 ( 0.00%) src/thread_event.c:free_default 65,053 ( 0.00%) ???: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] 64,862 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/temporary_assignment.rs:::check_expr 64,775 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:::check_expr_post 64,712 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::check_expr 64,702 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 64,675 ( 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] 64,650 ( 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] 64,609 ( 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 64,563 ( 0.00%) ???: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] 64,470 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/slow_vector_initialization.rs:::check_expr 64,445 ( 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 64,400 ( 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 64,400 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/hygiene.rs:::check_expr 64,400 ( 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 64,400 ( 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::float_cmp::check_assert 64,400 ( 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 64,400 ( 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 64,400 ( 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 64,400 ( 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 64,400 ( 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 64,400 ( 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_post 64,400 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/pointers_in_nomem_asm_block.rs:::check_expr 64,400 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_lints::operators::eq_op::check_assert 64,400 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_lints::operators::float_cmp::check_assert 64,366 ( 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 64,090 ( 0.00%) ???: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] 64,005 ( 0.00%) ???:rustc_hir::intravisit::walk_pat::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 63,808 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 63,616 ( 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] 63,602 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/map.rs:::check 63,569 ( 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] 63,488 ( 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 63,432 ( 0.00%) ???:::parse_visibility [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 63,339 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_block_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 63,168 ( 0.00%) ???:rustc_interface::passes::emit_delayed_lints [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 63,159 ( 0.00%) ???:::typeck_body'2 [???] 63,026 ( 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] 62,942 ( 0.00%) ???:::list_from_tokens [???] 62,832 ( 0.00%) 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] 62,710 ( 0.00%) 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] 62,641 ( 0.00%) ???: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] 62,370 ( 0.00%) src/thread_event.c:malloc_default 62,234 ( 0.00%) src/arena.c:tcache_bin_flush_small 61,972 ( 0.00%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 61,911 ( 0.00%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 61,890 ( 0.00%) ???:::finish_grow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 61,882 ( 0.00%) 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] 61,583 ( 0.00%) ???:::span_until_char [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 61,470 ( 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:: 61,290 ( 0.00%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 61,271 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/else_if_without_else.rs:::check_expr 61,246 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 61,206 ( 0.00%) 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] 61,126 ( 0.00%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::Stmt; 1]>> [???] 61,118 ( 0.00%) ???:::from_def_id [???] 61,099 ( 0.00%) ???:::resolve_arm [???] 61,034 ( 0.00%) ???:::insert [???] 60,918 ( 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] 60,882 ( 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 60,791 ( 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] 60,708 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/consts.rs:::hash_expr'2 60,694 ( 0.00%) ???:::lower_param [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 60,659 ( 0.00%) include/jemalloc/internal/thread_event.h:malloc_default 60,623 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, &rustc_middle::middle::codegen_fn_attrs::CodegenFnAttrs>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 60,433 ( 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}> [???] 60,369 ( 0.00%) ???:rustc_hir_typeck::typeck_with_inspect::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 60,171 ( 0.00%) ???:rustc_query_impl::query_impl::type_of::invoke_provider_fn::__rust_begin_short_backtrace [???] 60,100 ( 0.00%) ???:::parse_pat_ident_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 59,981 ( 0.00%) ???:::parse_item_common'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 59,907 ( 0.00%) ???:::walk::<::check_consistent_bindings::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 59,563 ( 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 59,552 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 59,313 ( 0.00%) ???:::type_dependent_def [???] 59,199 ( 0.00%) ???:::eof [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 59,166 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::check_stmt 59,154 ( 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_pat:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 59,148 ( 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] 59,091 ( 0.00%) ???:::visit_pat'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 58,900 ( 0.00%) ???:::parse_constness_ [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 58,876 ( 0.00%) ???:::visit_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 58,856 ( 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::::check::{closure#0}>>'2 58,854 ( 0.00%) ???:::parse_path_segment'2 [???] 58,643 ( 0.00%) ???:::poly_select::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 58,486 ( 0.00%) ???:::par_hir_body_owners::::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 58,464 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/asm_syntax.rs:::check_expr 58,297 ( 0.00%) ???:::select [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 58,170 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 58,033 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, rustc_type_ir::binder::EarlyBinder>::{closure#0} [???] 57,803 ( 0.00%) src/emap.c:ecache_evict 57,788 ( 0.00%) ???:::parse_item_impl [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 57,713 ( 0.00%) ???:rustc_span::hygiene::decode_syntax_context::::decode_syntax_context::{closure#0}>'2 [???] 57,681 ( 0.00%) 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] 57,332 ( 0.00%) ???:>::instantiate_supertrait [???] 56,780 ( 0.00%) ???: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] 56,430 ( 0.00%) ???:>::reserve_one_unchecked [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 56,304 ( 0.00%) ???:::visit_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 56,074 ( 0.00%) ???:>, &mut rustc_infer::infer::snapshot::undo_log::InferCtxtUndoLogs>>>::uninlined_get_root_key [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 56,018 ( 0.00%) ???:>), rustc_middle::traits::cache::WithDepNode)>>::reserve_rehash::>), rustc_middle::traits::cache::WithDepNode, rustc_hash::FxBuildHasher>::{closure#0}> [???] 55,982 ( 0.00%) ???:::check_attributes [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 55,939 ( 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 55,864 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 55,864 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 55,864 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 55,769 ( 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> 55,719 ( 0.00%) ???:::lower_format_args'2 [???] 55,678 ( 0.00%) ???: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] 55,485 ( 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] 55,447 ( 0.00%) ???:::resolve_anonymous_lifetime [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 55,438 ( 0.00%) ???:rustc_borrowck::borrowck_check_region_constraints [???] 55,405 ( 0.00%) 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] 55,372 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:clippy_lints::unnested_or_patterns::lint_unnested_or_patterns [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 55,263 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/misc.rs:::check_stmt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 55,195 ( 0.00%) ???:core::str::count::char_count_general_case [???] 54,825 ( 0.00%) /rust/deps/smallvec-1.15.1/src/lib.rs: as core::iter::traits::collect::Extend>::extend::>> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 54,696 ( 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 54,680 ( 0.00%) ???:, rustc_middle::dep_graph::graph::DepNodeIndex> as rustc_middle::query::caches::QueryCache>::for_each [???] 54,344 ( 0.00%) ???:::instantiate_identity_into [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 54,323 ( 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] 54,110 ( 0.00%) ???:core::slice::sort::shared::smallsort::insert_tail::::sort_by_key<(core::cmp::Reverse, u128, u64), >::univariant_biased>::{closure#5}>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 54,083 ( 0.00%) ???:::lower_arm [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 54,015 ( 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:: 54,013 ( 0.00%) ???:::check_ty [???] 53,983 ( 0.00%) ???:::parse_param_general::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 53,942 ( 0.00%) ???:::lookup_source_file [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 53,937 ( 0.00%) ???:::lower_fn_decl [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 53,871 ( 0.00%) include/jemalloc/internal/rtree.h:extent_try_coalesce_impl.llvm.9305427869391012685 53,800 ( 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] 53,783 ( 0.00%) ???:::path_all [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 53,608 ( 0.00%) ???:::evaluate_root_obligation [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 53,409 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::span_matches_pat [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 53,402 ( 0.00%) ???:::hir_body [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 53,325 ( 0.00%) ???:rustc_pattern_analysis::usefulness::compute_exhaustiveness_and_usefulness::::{closure#0} [???] 53,187 ( 0.00%) src/extent.c:tcache_bin_flush_small 53,180 ( 0.00%) ???:::new_named_lifetime [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 53,122 ( 0.00%) 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] 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] 53,044 ( 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:, 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> 52,982 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 52,774 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 52,735 ( 0.00%) ???:::resolve_block [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 52,673 ( 0.00%) ???:::mirror_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 52,558 ( 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] 52,341 ( 0.00%) ???:rustc_borrowck::get_flow_results [???] 52,334 ( 0.00%) ???:>::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 52,039 ( 0.00%) ???:> as rustc_middle::ty::codec::RefDecodable>::decode [???] 51,968 ( 0.00%) ???:rustc_query_impl::query_impl::inferred_outlives_of::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] 51,883 ( 0.00%) include/jemalloc/internal/jemalloc_internal_inlines_b.h:malloc_default 51,880 ( 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] 51,807 ( 0.00%) ???:getopts::find_opt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 51,693 ( 0.00%) 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] 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] 51,473 ( 0.00%) ???:::assemble_candidates_from_impls [???] 51,446 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 51,328 ( 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:::hash_expr'2 51,296 ( 0.00%) ???:::create_def [???] 51,288 ( 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::<::with::is_descendant_of::{closure#0}>::{closure#0}, bool> 51,249 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 51,208 ( 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:: 51,045 ( 0.00%) ???:rustc_ast::visit::visit_arms::> [???] 50,789 ( 0.00%) ???:::filter_map_expr'2 [???] 50,753 ( 0.00%) ???:>::next [???] 50,455 ( 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] 50,388 ( 0.00%) ???:::resolve_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 50,345 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_block [???] 50,298 ( 0.00%) ???:::pat_ident_binding_mode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 50,202 ( 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] 50,078 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/cognitive_complexity.rs:rustc_hir::intravisit::walk_stmt::::check::{closure#0}>>'2 49,949 ( 0.00%) ???:::visit_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 49,932 ( 0.00%) ???:::to_token_trees [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 49,907 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/visitors.rs:rustc_hir::intravisit::walk_stmt::>'2 49,866 ( 0.00%) ???:>::with_lint_attrs::< as rustc_ast::visit::Visitor>::visit_param::{closure#0}>::{closure#0} [???] 49,690 ( 0.00%) ???:::mk_args [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 49,664 ( 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] 49,538 ( 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] 49,413 ( 0.00%) ???:::parent_hir_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 49,312 ( 0.00%) ???:__strtoul_internal [/usr/lib/libc.so.6] 49,182 ( 0.00%) 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] 49,033 ( 0.00%) ???:::visit_fn [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 49,032 ( 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/sharded.rs:, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::get:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 48,989 ( 0.00%) ???:::resolve_doc_links [???] 48,950 ( 0.00%) ???:::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 48,741 ( 0.00%) 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] 48,718 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 48,653 ( 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_utils::in_automatically_derived 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] 48,457 ( 0.00%) ???:::check_crate'2 [???] 48,404 ( 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] 48,272 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/visitors.rs:rustc_hir::intravisit::walk_expr::::check::{closure#0}>>'2 48,118 ( 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] 48,049 ( 0.00%) ???:rustc_ast::visit::visit_items::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,956 ( 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 47,924 ( 0.00%) include/jemalloc/internal/ph.h:realloc 47,921 ( 0.00%) ???:::lower_use_tree'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,847 ( 0.00%) ???: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] 47,519 ( 0.00%) /rust/deps/hashbrown-0.17.0/src/raw.rs:>::new 47,391 ( 0.00%) include/jemalloc/internal/mutex.h:malloc_default 47,379 ( 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] 47,324 ( 0.00%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,310 ( 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] 47,308 ( 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:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 47,265 ( 0.00%) ???:::visit_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,229 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 47,008 ( 0.00%) include/jemalloc/internal/atomic.h:ecache_evict 46,960 ( 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] 46,957 ( 0.00%) ???:::set_bindings_effective_visibilities [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,955 ( 0.00%) ???:::exec_cache_promotions [???] 46,838 ( 0.00%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,834 ( 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:::trim_start_matches::<::is_whitespace> 46,805 ( 0.00%) ???:>::call_once [???] 46,766 ( 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> 46,733 ( 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] 46,712 ( 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 46,668 ( 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:::hash_expr'2 46,650 ( 0.00%) /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_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> 46,650 ( 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: 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} 46,650 ( 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_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> 46,623 ( 0.00%) ???:::has_trivial_sizedness [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,484 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:::visit_expr'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 46,313 ( 0.00%) ???:::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,296 ( 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 46,185 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cell.rs:::qpath 46,141 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_block'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 46,129 ( 0.00%) ???:::flat_map_arm [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 46,049 ( 0.00%) src/decay.c:tcache_bin_flush_small 45,990 ( 0.00%) ???:::hir_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,940 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [???] 45,918 ( 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> 45,898 ( 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] 45,894 ( 0.00%) ???:::mk_canonical_var_kinds [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,850 ( 0.00%) ???:::check_tokens [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,839 ( 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:::expr 45,826 ( 0.00%) ???:::single_pat_field [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,621 ( 0.00%) ???:rustc_span::hygiene::decode_syntax_context::::decode_syntax_context::{closure#0}> [???] 45,597 ( 0.00%) include/jemalloc/internal/thread_event.h:free_default 45,543 ( 0.00%) ???:rustc_trait_selection::traits::project::normalize_projection_term [???] 45,440 ( 0.00%) ???:::guess_print_mode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,278 ( 0.00%) ???:::instantiate_into [???] 45,214 ( 0.00%) ???:::visit_pat'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,195 ( 0.00%) ???:>::reserve::do_reserve_and_handle:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 45,156 ( 0.00%) ???:>::call_once [???] 45,022 ( 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] 44,987 ( 0.00%) ???:0x0000000000040c70 [/usr/lib/libc.so.6] 44,974 ( 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::get_unique_builtin_attr:: 44,950 ( 0.00%) ???:::print_tts [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 44,912 ( 0.00%) ???:>::reserve_rehash::, rustc_type_ir::sty::Region>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 44,769 ( 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] 44,758 ( 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::operators::float_cmp::check_assert 44,751 ( 0.00%) ???:::expr_ty_opt [???] 44,583 ( 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:::check_fn 44,578 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 44,537 ( 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::msrvs::check_attrs:: 44,330 ( 0.00%) 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] 44,115 ( 0.00%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::Arm; 1]>> [???] 44,042 ( 0.00%) ???:)>>::call_once'2 [???] 43,817 ( 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 43,780 ( 0.00%) ???:rustc_query_impl::query_impl::generics_of::execute_query_incr::__rust_end_short_backtrace [???] 43,739 ( 0.00%) ???:::clone [???] 43,706 ( 0.00%) ???:>, ())>>::reserve_rehash::>, (), rustc_hash::FxBuildHasher>::{closure#0}> [???] 43,654 ( 0.00%) ???:::type_is_copy_modulo_regions [???] 43,595 ( 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 43,426 ( 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] 43,329 ( 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/extent.c:extent_try_coalesce_impl.llvm.9305427869391012685 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 43,289 ( 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 43,172 ( 0.00%) ???:::visit_item'2 [???] 43,123 ( 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] 43,079 ( 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] 42,932 ( 0.00%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 42,897 ( 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::get_unique_builtin_attr:: 42,859 ( 0.00%) ???:rustc_hir::intravisit::walk_qpath:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 42,840 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/almost_complete_range.rs:::check_pat [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 42,840 ( 0.00%) 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/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> 42,312 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/vec_init_then_push.rs:::check_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 42,163 ( 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 42,071 ( 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] 42,016 ( 0.00%) include/jemalloc/internal/edata.h:realloc 41,893 ( 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 41,893 ( 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> 41,728 ( 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::::check::{closure#0}>>'2 41,681 ( 0.00%) ???:::parse_limited_sym [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,662 ( 0.00%) ???:::run_lint [???] 41,591 ( 0.00%) ???:<[rustc_middle::ty::generic_args::GenericArg] as rustc_serialize::serialize::Encodable>::encode [???] 41,528 ( 0.00%) ???:::node_args [???] 41,512 ( 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 41,474 ( 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] 41,463 ( 0.00%) ???:::insert'2 [???] 41,428 ( 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 41,412 ( 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 41,412 ( 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 41,412 ( 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 41,379 ( 0.00%) ???:<&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] 41,330 ( 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] 41,314 ( 0.00%) ???:::decode_expn_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 41,308 ( 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 41,268 ( 0.00%) ???: as rustc_ast::visit::Visitor>::visit_item'2 [???] 41,242 ( 0.00%) ???:rustc_query_impl::execution::ensure_can_skip_execution::, rustc_middle::dep_graph::graph::DepNodeIndex>> [???] 41,180 ( 0.00%) ???:::check_use_tree [???] 41,121 ( 0.00%) ???:::walk_::<::necessary_variants::{closure#0}> [???] 40,890 ( 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 40,733 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,696 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,639 ( 0.00%) ???:::stable_hash:: [???] 40,564 ( 0.00%) ???:::walk_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,459 ( 0.00%) ???:::new::build_recur [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,457 ( 0.00%) ???:rustc_lint::expect::lint_expectations [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,430 ( 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 40,429 ( 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 40,404 ( 0.00%) include/jemalloc/internal/tsd.h:pa_alloc 40,389 ( 0.00%) ???:::visit_fn'2 [???] 40,324 ( 0.00%) ???:0x0000000000176b40 [/usr/lib/libc.so.6] 40,170 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,130 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 40,107 ( 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:clippy_utils::msrvs::check_attrs:: 40,070 ( 0.00%) ???:rustc_middle::dep_graph::graph::hash_result::<&rustc_middle::hir::ModuleItems> [???] 39,822 ( 0.00%) ???:::confirm_auto_impl_candidate::{closure#0}'2 [???] 39,812 ( 0.00%) ???:::fold_infer_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,798 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,788 ( 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] 39,753 ( 0.00%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,639 ( 0.00%) ???:>::drop_slow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,631 ( 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] 39,594 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,565 ( 0.00%) ???:::visit_item [???] 39,548 ( 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] 39,542 ( 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] 39,507 ( 0.00%) ???:::parse_block [???] 39,478 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,455 ( 0.00%) ???:>::tys::{closure#0} [???] 39,371 ( 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 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 39,312 ( 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] 39,232 ( 0.00%) ???:::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,215 ( 0.00%) ???:::record_use'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,205 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,090 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,090 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 39,001 ( 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] 38,826 ( 0.00%) ???:::visit_method_receiver_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 38,811 ( 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] 38,576 ( 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] 38,502 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 38,402 ( 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] 38,384 ( 0.00%) ???:>::reserve_rehash::>::{closure#0}> [???] 38,288 ( 0.00%) ???:core::ptr::drop_glue::>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 38,125 ( 0.00%) ???:::hir_get_parent_item [???] 38,049 ( 0.00%) include/jemalloc/internal/tcache_inlines.h:free_default 38,017 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,934 ( 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:::hash_expr'2 37,915 ( 0.00%) src/thread_event.c:realloc 37,887 ( 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 37,883 ( 0.00%) include/jemalloc/internal/cache_bin.h:free_default 37,759 ( 0.00%) include/jemalloc/internal/ticker.h:malloc_default 37,751 ( 0.00%) src/tcache.c:realloc 37,656 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:::check_expr 37,476 ( 0.00%) ???:rustc_lint::levels::shallow_lint_levels_on'2 [???] 37,439 ( 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 37,425 ( 0.00%) ???:::parse_local'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,361 ( 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 37,329 ( 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] 37,282 ( 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:: 37,170 ( 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 37,116 ( 0.00%) ???:::intern_const [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 37,096 ( 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 36,945 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 36,846 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/disallowed_types.rs:::check_ty 36,815 ( 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:: 36,765 ( 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] 36,741 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 36,697 ( 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:: 36,688 ( 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_stmt 36,522 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 36,475 ( 0.00%) ???:::visit_assoc_item [???] 36,453 ( 0.00%) ???: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] 36,446 ( 0.00%) ???:::fmt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 36,373 ( 0.00%) ???:>>::walk_ref [???] 36,156 ( 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] 36,155 ( 0.00%) ???:::evaluate_predicate_recursively [???] 36,123 ( 0.00%) ???:>::reserve_rehash::>::{closure#0}>'2 [???] 36,120 ( 0.00%) ???:::get_diagnostic_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 36,115 ( 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] 36,033 ( 0.00%) ???:> as rustc_ast::visit::Visitable>>::visit [???] 35,857 ( 0.00%) ???:::flat_map_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 35,852 ( 0.00%) ???:::new_imported_source_file [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 35,823 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 35,789 ( 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] 35,720 ( 0.00%) ???:::flat_map_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 35,580 ( 0.00%) include/jemalloc/internal/rtree.h:emap_merge_prepare 35,564 ( 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] 35,557 ( 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 35,549 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 35,532 ( 0.00%) 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] 35,514 ( 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 35,397 ( 0.00%) ???:::parse_line [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 35,392 ( 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] 35,381 ( 0.00%) include/jemalloc/internal/sz.h:pa_dalloc 35,323 ( 0.00%) ???:::serialize::{closure#0} [???] 35,268 ( 0.00%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::Stmt; 1]>>'2 [???] 35,230 ( 0.00%) ???:>::walk_mut [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 35,197 ( 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] 35,184 ( 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] 35,091 ( 0.00%) ???:::hir_item [???] 34,912 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/no_effect.rs:::check_expr 34,869 ( 0.00%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,801 ( 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 34,758 ( 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 34,746 ( 0.00%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,722 ( 0.00%) ???: as rustc_ast::visit::Visitor>::visit_arm::{closure#0} [???] 34,695 ( 0.00%) ???:>::get_attrs [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,581 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,580 ( 0.00%) src/emap.c:extent_try_coalesce_impl.llvm.9305427869391012685 34,537 ( 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::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 34,496 ( 0.00%) ???:::visit_method_receiver_expr [???] 34,384 ( 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] 34,205 ( 0.00%) ???:::resolve_pattern_inner::{closure#0}'2 [???] 34,147 ( 0.00%) ???:> as rustc_data_structures::flat_map_in_place::FlatMapInPlace>>::flat_map_in_place::::{closure#0}, core::option::Option>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,124 ( 0.00%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,124 ( 0.00%) ???:::fmt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 34,042 ( 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:: 34,008 ( 0.00%) ???: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] 33,962 ( 0.00%) ???:::schedule_expn_data_for_encoding [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,943 ( 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] 33,942 ( 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] 33,936 ( 0.00%) ???:rustc_hir_analysis::check_crate [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,907 ( 0.00%) ???: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] 33,862 ( 0.00%) ???:>::try_fold_ty [???] 33,855 ( 0.00%) ???:>>::walk_ref [???] 33,825 ( 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] 33,817 ( 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 33,722 ( 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 [???] 33,483 ( 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 33,476 ( 0.00%) ???:::flat_map_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,444 ( 0.00%) ???:>::grow_one [/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] 33,341 ( 0.00%) ???:<&rustc_middle::ty::list::RawList<(), rustc_type_ir::canonical::CanonicalVarKind> as rustc_serialize::serialize::Decodable>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,335 ( 0.00%) ???:::mk_adt_def_from_data [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 33,308 ( 0.00%) include/jemalloc/internal/arena_inlines_b.h:free_default 33,281 ( 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] 33,220 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/returns/let_and_return.rs:clippy_lints::returns::let_and_return::check_block [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 33,133 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 33,012 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,998 ( 0.00%) ???:rustc_hir::intravisit::walk_pat::>'2 [???] 32,949 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/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> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 32,944 ( 0.00%) ???:>::destroy [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,941 ( 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:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 32,911 ( 0.00%) ???:0x00000000000162d0 [/usr/lib/ld-linux-x86-64.so.2] 32,893 ( 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 32,787 ( 0.00%) ???:::add_required_obligations_for_hir [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,769 ( 0.00%) ???:rustc_mir_transform::liveness::check_liveness::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,714 ( 0.00%) ???: as rustc_ast::visit::Visitor>::visit_item [???] 32,655 ( 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] 32,600 ( 0.00%) ???:::is_automatically_derived [???] 32,387 ( 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 32,366 ( 0.00%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,307 ( 0.00%) ???:::check_stability_allow_unstable [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 32,302 ( 0.00%) include/jemalloc/internal/edata.h:pac_decay_to_limit.llvm.9344053299937794623 32,291 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/neg_multiply.rs:::check_expr 32,215 ( 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::::check::{closure#0}>>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 32,200 ( 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 32,200 ( 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 32,200 ( 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 32,200 ( 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 32,200 ( 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 32,200 ( 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 32,200 ( 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] 32,200 ( 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 32,200 ( 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 32,200 ( 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 32,200 ( 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 32,200 ( 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 32,200 ( 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 32,200 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/map.rs:::check_expr 32,043 ( 0.00%) ???:::prepare_to_combine [???] 31,983 ( 0.00%) ???:::type_is_copy_modulo_regions [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,824 ( 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] 31,799 ( 0.00%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::adt_destructor [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,777 ( 0.00%) ???:::check_attributes [???] 31,761 ( 0.00%) ???:::encode_symbol [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,664 ( 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] 31,645 ( 0.00%) ???:::parse_match_block [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,633 ( 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] 31,624 ( 0.00%) ???: as rustc_serialize::serialize::Decodable>::decode [???] 31,549 ( 0.00%) 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] 31,522 ( 0.00%) ???:::expect_one_of [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 31,454 ( 0.00%) ???:rustc_ast::visit::walk_item_inner::>'2 [???] 31,404 ( 0.00%) ???:>>::walk_ref [???] 31,375 ( 0.00%) ???:::try_mark_green [???] 31,366 ( 0.00%) ???:rustc_mir_build::builder::build_mir_inner_impl'2 [???] 31,308 ( 0.00%) ???: 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] 31,275 ( 0.00%) ???:rustc_query_impl::query_impl::associated_item_def_ids::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] 31,275 ( 0.00%) ???:rustc_query_impl::query_impl::associated_items::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] 31,255 ( 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] 31,218 ( 0.00%) ???:::span_to_location_info [???] 31,205 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_nested_body [???] 31,118 ( 0.00%) src/emap.c:tcache_bin_flush_small 31,023 ( 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] 30,960 ( 0.00%) ???:>>::drop_slow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,875 ( 0.00%) ???:rustc_const_eval::const_eval::fn_queries::constness [???] 30,850 ( 0.00%) ???:::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,814 ( 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] 30,772 ( 0.00%) ???:::parse_expr_paren_seq'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,699 ( 0.00%) ???:::consider_probe::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,662 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/needless_late_init.rs:::check_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 30,631 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 30,614 ( 0.00%) ???:rustc_ast::visit::walk_fn::> [???] 30,607 ( 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_stmt 30,591 ( 0.00%) ???:::parse_path_inner'2 [???] 30,581 ( 0.00%) src/pac.c:tcache_bin_flush_small 30,464 ( 0.00%) include/jemalloc/internal/sz.h:ecache_evict 30,427 ( 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] 30,366 ( 0.00%) ???:::check_expr_post [???] 30,316 ( 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] 30,293 ( 0.00%) ???:rustc_trait_selection::traits::query::dropck_outlives::trivial_dropck_outlives [/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] 30,221 ( 0.00%) ???:::visit_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,192 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/slow_vector_initialization.rs:::check_stmt 30,146 ( 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] 30,042 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 30,021 ( 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 30,019 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,997 ( 0.00%) src/pac.c:pa_alloc 29,988 ( 0.00%) include/jemalloc/internal/tsd.h:malloc_default 29,956 ( 0.00%) ???:::visit_ty'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,932 ( 0.00%) ???:rustc_hir_analysis::check::region::resolve_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,899 ( 0.00%) ???:> as rustc_middle::query::caches::QueryCache>::for_each'2 [???] 29,883 ( 0.00%) ???: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] 29,815 ( 0.00%) ???:rustc_expand::mbe::macro_rules::check_lhs [???] 29,811 ( 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:::check_expr 29,799 ( 0.00%) ???:rustc_hir_analysis::check_unused::check_unused_traits'2 [???] 29,766 ( 0.00%) ???:::visit_node::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,714 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/matches/infallible_destructuring_match.rs:clippy_lints::matches::infallible_destructuring_match::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 29,688 ( 0.00%) ???:::break_and_eat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,659 ( 0.00%) ???: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] 29,608 ( 0.00%) ???:>::univariant_biased::>::{closure#5} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,593 ( 0.00%) ???:::visit_pat [???] 29,520 ( 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] 29,442 ( 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::loops::never_loop::never_loop_expr'2 29,398 ( 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}>>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 29,360 ( 0.00%) ???:::missing_semi_from_binop [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,345 ( 0.00%) ???:getenv [/usr/lib/libc.so.6] 29,336 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::query::erase::ErasedData<[u8; 1]>>, true>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,294 ( 0.00%) ???: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] 29,288 ( 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] 29,202 ( 0.00%) ???:::new_import_decl [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,196 ( 0.00%) ???: as rustc_type_ir::visit::TypeVisitor>::visit_ty'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,178 ( 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:: 29,166 ( 0.00%) ???:rustc_type_ir::relate::structurally_relate_tys::::{closure#0}'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,151 ( 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 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 29,120 ( 0.00%) ???:::as_str [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 29,095 ( 0.00%) include/jemalloc/internal/ph.h:edata_cache_put 29,070 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unit_types/mod.rs:::check_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 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] 28,989 ( 0.00%) ???:::decode_syntax_context'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,908 ( 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] 28,873 ( 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 28,873 ( 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] 28,860 ( 0.00%) ???:::shallow_resolve [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,859 ( 0.00%) ???:rustc_ast::visit::visit_assoc_items::> [???] 28,788 ( 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:rustc_hir::intravisit::walk_ty:: 28,751 ( 0.00%) ???:::stable_hash::'2 [???] 28,746 ( 0.00%) ???: as alloc::vec::spec_extend::SpecExtend>>::spec_extend'2 [???] 28,706 ( 0.00%) ???:::default [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,678 ( 0.00%) include/jemalloc/internal/edata.h:extent_try_coalesce_impl.llvm.9305427869391012685 28,652 ( 0.00%) 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] 28,632 ( 0.00%) ???:::visit_item'2 [???] 28,593 ( 0.00%) ???:rustc_ty_utils::layout::layout_of'2 [???] 28,520 ( 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] 28,505 ( 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] 28,502 ( 0.00%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,424 ( 0.00%) ???:::fully_expand_fragment'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,411 ( 0.00%) ???:::expn_def_scope [???] 28,387 ( 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] 28,350 ( 0.00%) ???:::check_arm [???] 28,316 ( 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] 28,306 ( 0.00%) ???:>::decode'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,254 ( 0.00%) ???:rustc_hir::intravisit::walk_qpath::>'2 [???] 28,170 ( 0.00%) ???:, rustc_borrowck::handle_placeholders::SccAnnotations>>::construct [???] 28,114 ( 0.00%) ???:rustc_pattern_analysis::usefulness::compute_exhaustiveness_and_usefulness::::{closure#0}'2 [???] 28,086 ( 0.00%) ???:::destructor [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 28,083 ( 0.00%) /rust/deps/rustc-hash-2.1.1/src/lib.rs:::hash_expr'2 28,072 ( 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 28,070 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/misc_early/unneeded_wildcard_pattern.rs:::check_pat 27,945 ( 0.00%) ???:rustc_query_impl::query_impl::source_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] 27,920 ( 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:::init_default_impl_for_type_if_needed 27,831 ( 0.00%) ???:::visit_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,813 ( 0.00%) ???:::is_impl_trait_in_trait [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,800 ( 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 27,778 ( 0.00%) src/extent.c:pa_dalloc 27,761 ( 0.00%) src/emap.c:pa_dalloc 27,681 ( 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] 27,622 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,580 ( 0.00%) ???:::path_matches [???] 27,483 ( 0.00%) ???:::visit_pat'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,469 ( 0.00%) ???:::as_temp::{closure#0}'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,461 ( 0.00%) ???: as alloc::vec::spec_extend::SpecExtend>>::spec_extend [???] 27,444 ( 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] 27,443 ( 0.00%) ???:::eat_token_lit [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,426 ( 0.00%) ???:::instantiate_into'2 [???] 27,389 ( 0.00%) ???:rustc_middle::query::inner::query_feed::>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,304 ( 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 27,304 ( 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 27,304 ( 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 27,304 ( 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 27,304 ( 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 27,304 ( 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 27,304 ( 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_lints::casts::borrow_as_ptr::check_implicit_cast 27,249 ( 0.00%) include/jemalloc/internal/bit_util.h:tcache_bin_flush_small 27,166 ( 0.00%) ???:<[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] 27,122 ( 0.00%) ???:::lower_block_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,075 ( 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] 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] 27,073 ( 0.00%) ???:rustc_privacy::effective_visibilities [???] 27,058 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/manual_let_else.rs:::check_stmt 27,027 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 27,000 ( 0.00%) include/jemalloc/internal/bit_util.h:eset_remove 26,884 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/let_with_type_underscore.rs:::check_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 26,851 ( 0.00%) ???:::{closure#0}> as core::iter::traits::iterator::Iterator>::next [???] 26,842 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::has_non_exhaustive_attr [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 26,815 ( 0.00%) ???:::visit_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,751 ( 0.00%) ???:>::apply_rewrites [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,621 ( 0.00%) ???:::visit_variant [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,600 ( 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] 26,589 ( 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_pat::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 26,546 ( 0.00%) ???:::do_mir_borrowck [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,514 ( 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] 26,451 ( 0.00%) ???:)>>::call_once [???] 26,449 ( 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::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 26,432 ( 0.00%) ???:::from_bytes_with_nul [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,428 ( 0.00%) ???:::compute_and_check_or_pat_binding_map [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,368 ( 0.00%) ???: as core::ops::drop::Drop>::drop::drop_non_singleton::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,322 ( 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] 26,294 ( 0.00%) ???:)>>::call_once'2 [???] 26,293 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter.rs:::check_block 26,247 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,210 ( 0.00%) ???:>::eval_rvalue_into_place [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 26,063 ( 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] 26,018 ( 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] 25,983 ( 0.00%) include/jemalloc/internal/edata.h:extent_record 25,912 ( 0.00%) ???:::eq [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,875 ( 0.00%) ???:rustc_hir::intravisit::walk_stmt::'2 [???] 25,830 ( 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/extent.c:extent_record [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 25,788 ( 0.00%) ???:::visit_pat'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,780 ( 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] 25,773 ( 0.00%) ???:::visit_item_id_use_tree [???] 25,727 ( 0.00%) ???: as rustc_type_ir::visit::TypeVisitor>::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,725 ( 0.00%) ???:rustc_query_impl::query_impl::adt_destructor::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] 25,690 ( 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] 25,641 ( 0.00%) ???:::visit_pat'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,581 ( 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] 25,580 ( 0.00%) ???:::mk_type_list_from_iter::, as rustc_middle::ty::codec::RefDecodable>::decode::{closure#0}>, rustc_middle::ty::Ty> [???] 25,575 ( 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] 25,523 ( 0.00%) ???:::load [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,377 ( 0.00%) ???:::visit_assoc_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,350 ( 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> 25,314 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs:clippy_lints::casts::needless_type_cast::collect_binding_from_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 25,307 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 25,282 ( 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] 25,271 ( 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] 25,265 ( 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] 25,157 ( 0.00%) ???:::expr_ty_adjusted [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,140 ( 0.00%) ???:, (rustc_middle::query::erase::ErasedData<[u8; 16]>, rustc_middle::dep_graph::graph::DepNodeIndex))>>::reserve_rehash::<, (rustc_middle::query::erase::ErasedData<[u8; 16]>, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::insert_unique::{closure#0}> [???] 25,092 ( 0.00%) ???:> as rustc_serialize::serialize::Decodable>::decode [???] 25,086 ( 0.00%) ???:rustc_hir::intravisit::walk_expr:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,084 ( 0.00%) ???:::lower_pat_tuple [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 25,064 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/slice/iter.rs:::check_block 25,009 ( 0.00%) ???:::expr_as_place'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,966 ( 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:::check_stmt 24,966 ( 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] 24,954 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,947 ( 0.00%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,932 ( 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] 24,833 ( 0.00%) ???:::update [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,817 ( 0.00%) ???: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] 24,785 ( 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::'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 24,780 ( 0.00%) ???:::lower_maybe_coroutine_body [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 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] 24,727 ( 0.00%) ???:::into_outputs [???] 24,698 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::check_expr 24,663 ( 0.00%) ???:>::walk_mut'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,535 ( 0.00%) ???:rustc_ast::visit::walk_item_inner::> [???] 24,510 ( 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] 24,505 ( 0.00%) ???:std::sys::fs::metadata [???] 24,480 ( 0.00%) ???:::leak_check [???] 24,357 ( 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:: 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] 24,323 ( 0.00%) ???:rustc_expand::mbe::macro_check::check_binders [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,317 ( 0.00%) ???:rustc_query_impl::query_impl::visibility::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] 24,283 ( 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] 24,273 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::eq 24,211 ( 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 24,194 ( 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 24,182 ( 0.00%) src/sz.c:eset_remove 24,160 ( 0.00%) ???:::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,138 ( 0.00%) ???:>::insert_entry [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,127 ( 0.00%) include/jemalloc/internal/extent.h:ecache_evict 24,110 ( 0.00%) ???:0x0000000000016d80 [/usr/lib/ld-linux-x86-64.so.2] 24,102 ( 0.00%) ???:rustc_borrowck::type_check::liveness::generate [???] 24,098 ( 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 24,033 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 24,028 ( 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] 24,014 ( 0.00%) ???:::visit_pat'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,929 ( 0.00%) ???:rustc_passes::lang_items::get_lang_items'2 [???] 23,888 ( 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 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 23,822 ( 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 23,813 ( 0.00%) ???:::check_impl_or_impl_item_live [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,781 ( 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:rustc_middle::dep_graph::read_deps::<::read_index::{closure#0}>::{closure#0} 23,752 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check_stmt 23,727 ( 0.00%) ???:rustc_query_impl::query_impl::param_env_normalized_for_post_analysis::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] 23,709 ( 0.00%) src/eset.c:tcache_bin_flush_small 23,592 ( 0.00%) ???:std::path::compare_components [???] 23,581 ( 0.00%) ???:>::tys::{closure#0}'2 [???] 23,548 ( 0.00%) ???:>::super_fold_with::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,535 ( 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_utils::macros::expn_is_local 23,535 ( 0.00%) ???:::render [???] 23,534 ( 0.00%) src/bitmap.c:malloc_default 23,530 ( 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] 23,498 ( 0.00%) ???:rustc_query_impl::query_impl::is_copy_raw::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] 23,463 ( 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] 23,385 ( 0.00%) ???:::is_path_start [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,330 ( 0.00%) ???:::get_module [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,325 ( 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::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} 23,325 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cmp.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} 23,294 ( 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] 23,172 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,159 ( 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_qpath:: 23,156 ( 0.00%) ???: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] 23,120 ( 0.00%) ???:>::reserve [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,068 ( 0.00%) ???:::visit_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 23,043 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:::with_source_text::::{closure#0}> 22,966 ( 0.00%) ???:::expand_ext [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 22,879 ( 0.00%) /rust/deps/hashbrown-0.17.0/src/raw.rs:, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::get:: 22,752 ( 0.00%) ???:>::insert [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 22,726 ( 0.00%) ???:>>::walk_ref'2 [???] 22,688 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 22,568 ( 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::has_non_exhaustive_attr 22,555 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 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] 22,474 ( 0.00%) ???:>::find_cycles_from_node:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 22,380 ( 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 22,330 ( 0.00%) ???:::ast_block [???] 22,288 ( 0.00%) ???:::entire [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 22,182 ( 0.00%) ???:::stable_hash:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 22,100 ( 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_stmt 22,095 ( 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] 22,092 ( 0.00%) ???:rustc_query_impl::query_impl::constness::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] 22,089 ( 0.00%) ???:::visit_ty_common [???] 21,953 ( 0.00%) ???:::as_call_operand [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,915 ( 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::>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 21,879 ( 0.00%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,877 ( 0.00%) ???:::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,850 ( 0.00%) ???: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] 21,846 ( 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] 21,846 ( 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] 21,823 ( 0.00%) ???:>>::walk_ref'2 [???] 21,810 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_early_pass.rs:::check_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 21,765 ( 0.00%) ???:::new [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,738 ( 0.00%) ???:::expr_ty_adjusted_opt [???] 21,714 ( 0.00%) ???:::hir_owner_parent [???] 21,701 ( 0.00%) ???:::visit_qpath'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,651 ( 0.00%) ???:rustc_query_impl::query_impl::codegen_fn_attrs::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] 21,616 ( 0.00%) ???:>::decode::<(&rustc_metadata::rmeta::decoder::CrateMetadata, rustc_middle::ty::context::TyCtxt)> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,611 ( 0.00%) src/sz.c:tcache_bin_flush_small 21,606 ( 0.00%) ???:rustc_trait_selection::traits::do_normalize_clauses [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,602 ( 0.00%) ???:::qpath_lang_item [???] 21,566 ( 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 21,555 ( 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] 21,537 ( 0.00%) include/jemalloc/internal/tsd_tls.h:malloc_default 21,511 ( 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:::finish_grow 21,498 ( 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 21,498 ( 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] 21,481 ( 0.00%) ???:::run_lint [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,474 ( 0.00%) ???:rustc_hir::intravisit::walk_ty::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,443 ( 0.00%) ???:::run_lint [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,432 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 21,402 ( 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] 21,400 ( 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] 21,385 ( 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::tokenize_with_text::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#1}> as core::iter::traits::iterator::Iterator>::eq_by::, clippy_utils::tokenize_with_text::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#1}>, , clippy_utils::tokenize_with_text::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#1}> as core::iter::traits::iterator::Iterator>::eq, clippy_utils::tokenize_with_text::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#1}>>::{closure#0}> 21,380 ( 0.00%) ???:>::fold_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,328 ( 0.00%) ???:rustc_middle::lint::emit_lint_base::emit_lint_base_impl [???] 21,282 ( 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 21,280 ( 0.00%) ???:::check_block [???] 21,237 ( 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] 21,225 ( 0.00%) ???:rustc_query_impl::query_impl::adt_dtorck_constraint::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] 21,218 ( 0.00%) ???:::fully_perform_op::>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,215 ( 0.00%) ???:rustc_ast::visit::walk_item_inner::'2 [???] 21,197 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,117 ( 0.00%) ???:::trait_ref_and_own_args_for_alias [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,091 ( 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 21,087 ( 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] 21,080 ( 0.00%) ???:::visit_generic_arg [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 21,074 ( 0.00%) ???:::stable_hash:: [???] 21,056 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:::emit_lint_if_under_msrv 21,030 ( 0.00%) ???: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] 20,992 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,934 ( 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] 20,900 ( 0.00%) ???:llvm::DenseMapBase, llvm::detail::DenseSetPair >, llvm::CachedHashStringRef, llvm::detail::DenseSetEmpty, llvm::DenseMapInfo, llvm::detail::DenseSetPair >::moveFrom(llvm::DenseMap, llvm::detail::DenseSetPair >&) [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 20,805 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/sync.rs:::check_stmt 20,760 ( 0.00%) ???:::features [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,726 ( 0.00%) ???:::clone [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,640 ( 0.00%) include/jemalloc/internal/rtree.h:extent_record 20,636 ( 0.00%) ???:>::cat_expr_unadjusted [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,594 ( 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::loops::never_loop::never_loop_block'2 20,557 ( 0.00%) ???:::check_case [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,516 ( 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] 20,482 ( 0.00%) ???:::pick_all_method [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,449 ( 0.00%) ???:::putc [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,412 ( 0.00%) ???: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] 20,384 ( 0.00%) ???:::walk::<::resolve_pattern_inner::{closure#0}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,383 ( 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] 20,375 ( 0.00%) ???:::assemble_inherent_impl_candidates_for_type [???] 20,373 ( 0.00%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,332 ( 0.00%) ???:0x000000000009d5b0 [/usr/lib/libc.so.6] 20,314 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unused_unit.rs:::check_block [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 20,291 ( 0.00%) ???:::collect_invocations'2 [???] 20,245 ( 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] 20,244 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,225 ( 0.00%) ???:)>, rustc_middle::query::erase::ErasedData<[u8; 32]>> 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] 20,164 ( 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 20,164 ( 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 20,143 ( 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] 20,085 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,085 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,085 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,082 ( 0.00%) /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:::check_expr 20,063 ( 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] 20,048 ( 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] 20,046 ( 0.00%) ???:>::drop_slow [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,028 ( 0.00%) ???:::intern_valtree [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 20,010 ( 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] 20,005 ( 0.00%) ???:::maybe_resolve_crate [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,971 ( 0.00%) ???:rustc_query_impl::query_impl::layout_of::execute_query_incr::__rust_end_short_backtrace [???] 19,936 ( 0.00%) ???:::stable_hash::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,858 ( 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] 19,830 ( 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] 19,821 ( 0.00%) ???: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] 19,753 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,741 ( 0.00%) ???:::update_field [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,727 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs:rustc_hir::intravisit::walk_stmt::>'2 19,720 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,711 ( 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] 19,691 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,656 ( 0.00%) ???:::eq [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,643 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,624 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,624 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,624 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,595 ( 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 19,584 ( 0.00%) include/jemalloc/internal/ph.h:extent_record 19,550 ( 0.00%) ???:::ensure_source_file_source_present [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,543 ( 0.00%) ???:>::call_once [???] 19,532 ( 0.00%) include/jemalloc/internal/mutex.h:ecache_evict 19,528 ( 0.00%) ???:>::fold_ty [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,489 ( 0.00%) include/jemalloc/internal/atomic.h:pa_dalloc 19,463 ( 0.00%) ???:>::copy_op_no_validate:: [???] 19,444 ( 0.00%) ???: as rustc_ast::visit::Visitor>::visit_fn [???] 19,404 ( 0.00%) ???:::hir_body_owner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,384 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cmp.rs:::visit_pat 19,360 ( 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 19,348 ( 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] 19,335 ( 0.00%) ???:::node_type [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,329 ( 0.00%) ???:::visit_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,306 ( 0.00%) ???:::kind [???] 19,286 ( 0.00%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,241 ( 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] 19,233 ( 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::is_descendant_of::{closure#0}>::{closure#0}, bool> 19,233 ( 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::is_descendant_of::{closure#0}>::{closure#0}, bool> 19,233 ( 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::is_descendant_of::{closure#0}>::{closure#0}, bool> 19,228 ( 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 19,189 ( 0.00%) ???:::resolve_and_cache_rustdoc_path [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,167 ( 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:::trim_matches::<::is_whitespace> 19,166 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,148 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_block'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 19,134 ( 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 19,129 ( 0.00%) ???:)>>::call_once'2 [???] 19,128 ( 0.00%) ???:::clone [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,125 ( 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 19,121 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/res.rs:::check_expr 19,080 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 19,053 ( 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] 18,968 ( 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::has_non_exhaustive_attr 18,935 ( 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_utils::check_proc_macro::span_matches_pat 18,852 ( 0.00%) ???:> as rustc_type_ir::interner::CollectAndApply>>::collect_and_apply::>, core::iter::adapters::copied::Copied>>, rustc_type_ir::relate::relate_args_invariantly::{closure#0}>, ::mk_args_from_iter>, core::iter::adapters::copied::Copied>>, rustc_type_ir::relate::relate_args_invariantly::{closure#0}>, core::result::Result>>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,828 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/macros.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> 18,824 ( 0.00%) ???:rustc_trait_selection::traits::project::opt_normalize_projection_term [???] 18,768 ( 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::'2 18,760 ( 0.00%) ???:::extract_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,753 ( 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 18,743 ( 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 18,726 ( 0.00%) ???:> as rustc_data_structures::flat_map_in_place::FlatMapInPlace>>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[alloc::boxed::Box; 1]>>'2 [???] 18,720 ( 0.00%) ???:::lower_expr_if [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,705 ( 0.00%) ???:::flat_map_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,682 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,653 ( 0.00%) ???:::visit_body'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,651 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, &[rustc_span::def_id::DefId]>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,637 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:::visit_pat [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,616 ( 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::::{closure#0}>>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,601 ( 0.00%) /rust/deps/indexmap-2.14.0/src/map.rs:::instantiate_bound_regions_with_erased::> 18,597 ( 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 18,524 ( 0.00%) ???:::compute_drop_data [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,518 ( 0.00%) ???:>::reserve_rehash::>::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,417 ( 0.00%) ???:::make_lang_item_path [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,414 ( 0.00%) ???:>::reserve_one_unchecked [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,404 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,389 ( 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] 18,360 ( 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 18,338 ( 0.00%) ???:::build_drop_trees [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,328 ( 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:::hash_expr'2 18,297 ( 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] 18,290 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::if_statement_binops'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 18,263 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,258 ( 0.00%) ???:::parse_use_tree'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,232 ( 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 18,232 ( 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::casts::cast_slice_from_raw_parts::check_implicit_cast 18,198 ( 0.00%) ???:::visit_pat [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,150 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,143 ( 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_block'2 18,114 ( 0.00%) ???:0x000000000000aa70 [/usr/lib/ld-linux-x86-64.so.2] 18,108 ( 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] 18,105 ( 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] 18,097 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/vec_init_then_push.rs:::check_stmt 18,084 ( 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:::visit_expr'2 18,082 ( 0.00%) include/jemalloc/internal/sz.h:extent_record 18,067 ( 0.00%) ???:::maybe_recover_trailing_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,056 ( 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 18,050 ( 0.00%) ???: 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] 18,043 ( 0.00%) ???:::collect_bang [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 18,000 ( 0.00%) ???:pthread_rwlock_unlock [/usr/lib/libc.so.6] 17,992 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,958 ( 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] 17,946 ( 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] 17,935 ( 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 17,911 ( 0.00%) ???:rustc_query_impl::plumbing::verify_query_key_hashes_inner::>>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,896 ( 0.00%) ???:rustc_ast::visit::walk_item_inner::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,862 ( 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] 17,860 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,841 ( 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] 17,833 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,829 ( 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] 17,822 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::method_chain_args [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 17,814 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/returns/mod.rs:::check_stmt 17,793 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, &rustc_middle::hir::ModuleItems>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,762 ( 0.00%) ???:::normalize::<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,760 ( 0.00%) ???:::confirm_builtin_candidate::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,659 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,619 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_local'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 17,612 ( 0.00%) ???:::as_path [???] 17,593 ( 0.00%) ???:>::visit_with:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,568 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,538 ( 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] 17,523 ( 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] 17,511 ( 0.00%) ???:, 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] 17,507 ( 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] 17,464 ( 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_expr 17,464 ( 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:: 17,456 ( 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:: 17,450 ( 0.00%) ???:>::relate:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,448 ( 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_block'2 17,420 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/functions/mod.rs:::check_fn [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 17,406 ( 0.00%) ???:rustc_builtin_macros::format::expand_format_args_impl [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,373 ( 0.00%) ???:rustc_ty_utils::instance::resolve_instance_raw [???] 17,304 ( 0.00%) /rust/deps/hashbrown-0.17.0/src/raw.rs:>::insert::::{closure#0}> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 17,280 ( 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] 17,275 ( 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 17,262 ( 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_utils::method_chain_args 17,238 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,224 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,195 ( 0.00%) ???:::call [???] 17,185 ( 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] 17,168 ( 0.00%) ???: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] 17,144 ( 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:::hash_path 17,139 ( 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] 17,096 ( 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_stmt 17,094 ( 0.00%) ???:rustc_hir::intravisit::walk_block::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,092 ( 0.00%) ???:llvm::PassRegistry::registerPass(llvm::PassInfo const&, bool) [clone .warm]'2 [???] 17,090 ( 0.00%) ???:::span [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,074 ( 0.00%) ???:rustc_expand::mbe::macro_rules::check_matcher_core'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 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] 17,072 ( 0.00%) include/jemalloc/internal/sz.h:calloc 17,062 ( 0.00%) ???:rustc_ast::mut_visit::walk_fn:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,053 ( 0.00%) ???:std::sys::fs::unix::try_statx'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 17,023 ( 0.00%) ???:::with_parent [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,942 ( 0.00%) ???:> 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] 16,937 ( 0.00%) ???:::cancel [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,927 ( 0.00%) ???:::lower_mod [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,907 ( 0.00%) ???:::collect_tokens::::parse_stmt_without_recovery::{closure#4}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,904 ( 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 16,893 ( 0.00%) ???:_GLOBAL__sub_I_TargetLibraryInfo.cpp [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 16,853 ( 0.00%) ???:>>::walk_ref [???] 16,818 ( 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:::qpath 16,810 ( 0.00%) ???:::as_call_operand'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,797 ( 0.00%) ???:::as_operand [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,775 ( 0.00%) ???:::parse_arm::{closure#0}'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,767 ( 0.00%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::fn_sig [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,681 ( 0.00%) ???:::collect_invocations [???] 16,678 ( 0.00%) ???:::check_item [???] 16,661 ( 0.00%) ???: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] 16,635 ( 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] 16,630 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/consts.rs:clippy_utils::consts::lit_to_mir_constant [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 16,607 ( 0.00%) ???:>::visit_ty'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,600 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,594 ( 0.00%) ???:::pop_scope [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,582 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::)>, rustc_middle::query::erase::ErasedData<[u8; 32]>>, true> [???] 16,445 ( 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] 16,427 ( 0.00%) ???:<[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] 16,427 ( 0.00%) ???:::clone [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,416 ( 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 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 16,405 ( 0.00%) ???:<[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] 16,357 ( 0.00%) ???:>::super_fold_with:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,347 ( 0.00%) ???:::make_canonicalized_query_response::<()> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,275 ( 0.00%) ???:::new::build_recur'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,259 ( 0.00%) ???:rustc_query_impl::query_impl::used_trait_imports::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] 16,236 ( 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:>::cat_expr_unadjusted [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 16,220 ( 0.00%) ???:<&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] 16,214 ( 0.00%) ???:::visit_use_tree [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,163 ( 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 16,129 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_block'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 16,127 ( 0.00%) ???:::normalize::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,123 ( 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::in_automatically_derived 16,102 ( 0.00%) /rust/deps/hashbrown-0.17.0/src/raw.rs:>::reserve_rehash::::{closure#0}> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 16,059 ( 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_mut'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 16,059 ( 0.00%) 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] 16,050 ( 0.00%) ???:rustc_query_impl::query_impl::resolve_instance_raw::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] 16,048 ( 0.00%) ???:::normalize:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,032 ( 0.00%) ???:__tls_get_addr [/usr/lib/ld-linux-x86-64.so.2] 16,014 ( 0.00%) ???:::parse_use_tree [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 16,000 ( 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] 15,983 ( 0.00%) ???:::stable_hash:: [???] 15,968 ( 0.00%) ???:>>::drop_slow'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 15,950 ( 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] 15,937 ( 0.00%) ???:::mirror_expr_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 15,918 ( 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:: 15,885 ( 0.00%) ???:rustc_borrowck::type_check::type_check [???] 15,830 ( 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] 15,828 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unit_types/let_unit_value.rs:::check_local 15,768 ( 0.00%) /rust/deps/hashbrown-0.17.0/src/control/bitmask.rs:>::new 15,720 ( 0.00%) ???:::lower_pattern [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 15,690 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::expn_is_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 15,681 ( 0.00%) 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] 15,607 ( 0.00%) ???:::parse_mod [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 15,600 ( 0.00%) ???:>>::walk_ref'2 [???] 15,597 ( 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] 15,596 ( 0.00%) ???: as rustc_mir_transform::pass_manager::MirPass>::run_pass [???] 15,561 ( 0.00%) ???:::adjust_ident_and_get_scope [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 15,536 ( 0.00%) /rust/deps/indexmap-2.14.0/src/map/entry.rs:::visit_expr'2 15,533 ( 0.00%) /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] 15,532 ( 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] 15,508 ( 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] 15,477 ( 0.00%) ???:::walk_::<::necessary_variants::{closure#0}>'2 [???] 15,465 ( 0.00%) include/jemalloc/internal/tsd.h:free_default 15,455 ( 0.00%) ???:::parse_self_param [???] 15,451 ( 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:::qpath 15,448 ( 0.00%) ???:::as_temp::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 15,432 ( 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 15,381 ( 0.00%) ???:::as_operand'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 15,372 ( 0.00%) ???:::eat_path_sep [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 15,360 ( 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:aligned_alloc [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 15,355 ( 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] 15,334 ( 0.00%) ???:rustc_ast_lowering::lower_to_hir'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 15,328 ( 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] 15,324 ( 0.00%) ???:::create_derived_impl [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 15,300 ( 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::collect::Extend>::extend::>> 15,283 ( 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 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 15,265 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::span_is_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 15,259 ( 0.00%) ???:::_join [???] 15,255 ( 0.00%) /rust/deps/scoped-tls-1.0.1/src/lib.rs:>::with::<::as_str::{closure#0}, &str> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 15,249 ( 0.00%) ???: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] 15,236 ( 0.00%) ???:::normalize_and_prove_instantiated_clauses [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 15,224 ( 0.00%) ???:rustc_resolve::with_owner::::visit_item::{closure#0}> [???] 15,222 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:::visit_pat'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 15,207 ( 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 15,205 ( 0.00%) include/jemalloc/internal/extent.h:pa_dalloc 15,185 ( 0.00%) ???:rustc_query_impl::query_impl::make_query_vtables [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 15,120 ( 0.00%) ???:>::walk_ref [???] 15,118 ( 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] 15,111 ( 0.00%) ???:::is_intrinsic [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 15,105 ( 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] 15,052 ( 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:: 15,042 ( 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] 15,018 ( 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:::hash_path 14,997 ( 0.00%) ???:::find_by_ident_and_namespace [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,921 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true>'2 [???] 14,857 ( 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_mut'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 14,856 ( 0.00%) ???:operator new(unsigned long, std::align_val_t) [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 14,849 ( 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] 14,833 ( 0.00%) ???:::visit_item'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,793 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_ty_alias [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 14,763 ( 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] 14,760 ( 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] 14,746 ( 0.00%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,730 ( 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] 14,679 ( 0.00%) include/jemalloc/internal/tsd_tls.h:free_default 14,677 ( 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] 14,633 ( 0.00%) ???:::check_pat_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,610 ( 0.00%) ???:::walk_::<::is_never_pattern::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,599 ( 0.00%) ???:rustc_hir::intravisit::walk_block::'2 [???] 14,564 ( 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] 14,560 ( 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] 14,543 ( 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] 14,528 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,527 ( 0.00%) include/jemalloc/internal/mutex.h:realloc 14,522 ( 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:::trim_matches::<::is_whitespace> 14,458 ( 0.00%) ???:::parse_attr_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,441 ( 0.00%) ???:::check_stability [???] 14,439 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::parse [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 14,417 ( 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::loops::never_loop::never_loop_expr'2 14,413 ( 0.00%) ???:> as rustc_data_structures::flat_map_in_place::FlatMapInPlace>>::flat_map_in_place::::{closure#0}, core::option::Option>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,397 ( 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] 14,376 ( 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:::visit_expr'2 14,376 ( 0.00%) /rust/deps/indexmap-2.14.0/src/map.rs:::visit_expr'2 14,301 ( 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] 14,280 ( 0.00%) ???:rustc_traits::type_op::type_op_prove_predicate [???] 14,272 ( 0.00%) ???:llvm::StringMapImpl::hash(llvm::StringRef) [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 14,243 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_local 14,226 ( 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 14,193 ( 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] 14,182 ( 0.00%) ???:rustc_pattern_analysis::rustc::analyze_match [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,179 ( 0.00%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::Stmt; 1]>>'2 [???] 14,164 ( 0.00%) ???:, 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] 14,156 ( 0.00%) include/jemalloc/internal/pai.h:pa_alloc 14,149 ( 0.00%) ???:::flat_map_assoc_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,122 ( 0.00%) ???:::visit_generic_args [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,119 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,110 ( 0.00%) ???: 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] 14,100 ( 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] 14,080 ( 0.00%) ???:core::ptr::drop_glue::>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 14,079 ( 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}> [???] 14,067 ( 0.00%) /rust/deps/hashbrown-0.17.0/src/raw.rs:>::get:: 14,066 ( 0.00%) include/jemalloc/internal/extent.h:extent_try_coalesce_impl.llvm.9305427869391012685 13,995 ( 0.00%) ???:rustc_ast_lowering::index_ast [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,934 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,863 ( 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] 13,862 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,850 ( 0.00%) ???: as rustc_ast::visit::Visitor>::visit_use_tree [???] 13,848 ( 0.00%) 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] 13,846 ( 0.00%) ???:::clone'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,842 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/nonstandard_macro_braces.rs:::check_stmt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 13,807 ( 0.00%) ???:::target_config [???] 13,797 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/utils/author.rs:::check_arm [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 13,767 ( 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] 13,752 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/types/redundant_allocation.rs:clippy_lints::types::redundant_allocation::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 13,741 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/visitors.rs:rustc_hir::intravisit::walk_block::>'2 13,729 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/cognitive_complexity.rs:rustc_hir::intravisit::walk_block::::check::{closure#0}>>'2 13,720 ( 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::str_utils::to_camel_case 13,711 ( 0.00%) ???:::push_dependencies_in_postorder'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,707 ( 0.00%) 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] 13,689 ( 0.00%) ???:::expr_lang_item_type_relative [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,680 ( 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:::hash_path 13,679 ( 0.00%) ???:::resolve_arm'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,651 ( 0.00%) include/jemalloc/internal/jemalloc_internal_inlines_b.h:tcache_bin_flush_small 13,648 ( 0.00%) /rust/deps/indexmap-2.14.0/src/inner.rs:>::insert_unique [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 13,639 ( 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] 13,633 ( 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 13,632 ( 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:clippy_utils::source::reindent_multiline_inner 13,606 ( 0.00%) ???:::visit_item [???] 13,586 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,572 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check_pat 13,540 ( 0.00%) ???:> as rustc_ast::visit::Visitable>>::visit [???] 13,513 ( 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] 13,508 ( 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:rustc_hir::intravisit::walk_block::'2 13,499 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,488 ( 0.00%) ???:::meta [???] 13,487 ( 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_block::>'2 13,483 ( 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:::hash_expr'2 13,462 ( 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] 13,452 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,436 ( 0.00%) ???:::visit_qpath'2 [???] 13,426 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:rustc_hir::intravisit::walk_block::'2 13,415 ( 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 13,414 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::>, true> [???] 13,384 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,240 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_fn [???] 13,228 ( 0.00%) ???:>::init_stack_frame [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,183 ( 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::'2 13,173 ( 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 13,162 ( 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 13,123 ( 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] 13,110 ( 0.00%) ???:::parse_expr_lit [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,100 ( 0.00%) ???:::symbol_path [???] 13,093 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/consts.rs:::hash:: [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 13,091 ( 0.00%) ???:__rustc::__rust_realloc [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,076 ( 0.00%) ???:::render'2 [???] 13,071 ( 0.00%) ???:pthread_rwlock_wrlock [/usr/lib/libc.so.6] 13,056 ( 0.00%) src/extent_dss.c:ecache_evict 13,053 ( 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 13,049 ( 0.00%) ???:>::insert_full [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 13,032 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::check_ctxt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 13,010 ( 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 12,999 ( 0.00%) ???:::visit_fn'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,998 ( 0.00%) ???:rustc_query_impl::plumbing::try_load_from_disk::, rustc_middle::ty::util::AlwaysRequiresDrop>> [???] 12,995 ( 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] 12,981 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:::defined_ty [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 12,977 ( 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 12,968 ( 0.00%) ???:::typeck_root_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,957 ( 0.00%) ???:::stable_hash::'2 [???] 12,954 ( 0.00%) ???:::parse_meta_seq_top [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,948 ( 0.00%) ???:rustc_query_impl::dep_kind_vtables::make_dep_kind_vtables [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,939 ( 0.00%) ???:::get_library_candidates [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,936 ( 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] 12,936 ( 0.00%) ???:rustc_ast::attr::mk_attr_word [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,931 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,924 ( 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 12,904 ( 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::loops::never_loop::never_loop_expr'2 12,900 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,879 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,870 ( 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 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 12,841 ( 0.00%) ???:::parse_item_enum [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,838 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/alloc/src/string.rs:::write_str [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 12,837 ( 0.00%) src/bitmap.c:realloc 12,832 ( 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:>::new 12,831 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,825 ( 0.00%) ???:rustc_expand::mbe::macro_rules::check_lhs_no_empty_seq [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,822 ( 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:>::with::<::with::is_descendant_of::{closure#0}>::{closure#0}, bool> 12,820 ( 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 12,808 ( 0.00%) ???:llvm::cl::AddLiteralOption(llvm::cl::Option&, llvm::StringRef) [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 12,800 ( 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] 12,788 ( 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 12,788 ( 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 12,788 ( 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 12,788 ( 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 12,788 ( 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 12,788 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cmp.rs:clippy_lints::unit_types::unit_cmp::check 12,788 ( 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:clippy_lints::operators::float_cmp::check_assert 12,761 ( 0.00%) ???:core::slice::sort::stable::quicksort::quicksort::::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] 12,757 ( 0.00%) ???:rustc_hir::intravisit::walk_expr::'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,755 ( 0.00%) include/jemalloc/internal/mutex.h:pa_dalloc 12,754 ( 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:>::new 12,747 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_local [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 12,726 ( 0.00%) ???:>::decode [???] 12,654 ( 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] 12,645 ( 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}>>'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 12,638 ( 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_block'2 12,637 ( 0.00%) ???:::run_pass [???] 12,617 ( 0.00%) ???: as rustc_ast::visit::Visitor>::visit_use_tree'2 [???] 12,609 ( 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 12,609 ( 0.00%) ???:::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] 12,568 ( 0.00%) ???:::visit_expr [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,561 ( 0.00%) include/jemalloc/internal/sz.h:aligned_alloc 12,552 ( 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 12,552 ( 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::expn_is_local 12,540 ( 0.00%) ???:0x0000000000173d80 [/usr/lib/libc.so.6] 12,528 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_pat'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 12,520 ( 0.00%) ???:::register_renamed [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,509 ( 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:rustc_hir::intravisit::walk_block::::check::{closure#0}>>'2 12,507 ( 0.00%) ???: as rustc_data_structures::flat_map_in_place::FlatMapInPlace>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[rustc_ast::ast::Arm; 1]>>'2 [???] 12,506 ( 0.00%) ???:::next [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,493 ( 0.00%) ???:::is_keyword_ahead [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,486 ( 0.00%) ???:rustc_ast::visit::visit_arms::>'2 [???] 12,483 ( 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_stmt 12,468 ( 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 12,461 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_body_post [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 12,457 ( 0.00%) ???:llvm::PassRegistry::~PassRegistry() [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/libLLVM.so.23.1-rust-1.99.0-nightly] 12,455 ( 0.00%) ???:> as rustc_middle::query::caches::QueryCache>::for_each [???] 12,448 ( 0.00%) ???:::from_tcx [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,443 ( 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] 12,400 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_expr [???] 12,395 ( 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] 12,391 ( 0.00%) ???:::parse_enum_variant::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,387 ( 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] 12,387 ( 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] 12,376 ( 0.00%) ???:>::compress::<>::to_errors::{closure#2}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,375 ( 0.00%) ???:::check_expr_call'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,348 ( 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] 12,317 ( 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] 12,286 ( 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] 12,266 ( 0.00%) ???:rustc_const_eval::const_eval::eval_queries::eval_to_allocation_raw_provider'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,252 ( 0.00%) ???:::parse_if_after_cond [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,240 ( 0.00%) ???:::visit_method_receiver_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,239 ( 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_pat 12,236 ( 0.00%) ???:rustc_ty_utils::abi::fn_abi_new_uncached [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,216 ( 0.00%) ???:::update_transitive_extern_crate_diagnostics'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,192 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,176 ( 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] 12,167 ( 0.00%) ???:::inhabited_predicate'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,153 ( 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_path::> 12,150 ( 0.00%) ???:rustc_query_impl::query_impl::visibility::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] 12,144 ( 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] 12,135 ( 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 12,107 ( 0.00%) ???:rustc_query_impl::query_impl::impl_trait_header::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] 12,098 ( 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] 12,086 ( 0.00%) ???:rustc_ast::visit::visit_generic_params::> [???] 12,076 ( 0.00%) /rust/deps/hashbrown-0.17.0/src/raw.rs:, rustc_type_ir::sty::Region>>::new 12,068 ( 0.00%) ???:rustc_query_impl::query_impl::attrs_for_def::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] 12,057 ( 0.00%) ???:rustc_mir_transform::mir_built'2 [???] 12,049 ( 0.00%) ???:::visit_generics [???] 12,041 ( 0.00%) ???:::parse_meta_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,032 ( 0.00%) ???:std::locale::_Impl::_M_install_facet(std::locale::id const*, std::locale::facet const*) [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 12,012 ( 0.00%) ???:, (rustc_middle::query::erase::ErasedData<[u8; 1]>, rustc_middle::dep_graph::graph::DepNodeIndex))>>::reserve_rehash::<, (rustc_middle::query::erase::ErasedData<[u8; 1]>, rustc_middle::dep_graph::graph::DepNodeIndex))>>>::insert_unique::{closure#0}> [???] 12,012 ( 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] 12,007 ( 0.00%) ???:>>::walk_ref [???] 12,000 ( 0.00%) ???:rustc_query_impl::query_impl::param_env_normalized_for_post_analysis::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] 11,979 ( 0.00%) ???:::insert_field_idents [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,950 ( 0.00%) ???:::parse_where_clause_common [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,949 ( 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:::expr 11,937 ( 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 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 11,932 ( 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] 11,923 ( 0.00%) ???:::next_back [???] 11,897 ( 0.00%) ???:core::ptr::drop_glue:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,885 ( 0.00%) ???:>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,880 ( 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] 11,880 ( 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] 11,876 ( 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:::check_stmt 11,876 ( 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:::check_stmt [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 11,862 ( 0.00%) ???:::visit_pat'2 [???] 11,851 ( 0.00%) ???:rustc_mir_build::thir::cx::thir_body [???] 11,842 ( 0.00%) ???:::lower_expr_field [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,840 ( 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 11,840 ( 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] 11,831 ( 0.00%) ???:>::walk_ref [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,828 ( 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:: 11,822 ( 0.00%) ???:core::ptr::drop_glue::, rustc_middle::dep_graph::graph::DepNodeIndex>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,797 ( 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:::visit_pat 11,782 ( 0.00%) include/jemalloc/internal/jemalloc_internal_inlines_b.h:realloc 11,775 ( 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] 11,774 ( 0.00%) ???:>, ())>>>::intern::, ::new::{closure#0}::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,742 ( 0.00%) ???:::parse_borrowed_pointee [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,734 ( 0.00%) ???:core::ptr::drop_glue::>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,731 ( 0.00%) 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] 11,722 ( 0.00%) ???:>>>>::encode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,720 ( 0.00%) src/sz.c:pa_dalloc 11,711 ( 0.00%) ???:rustc_privacy::check_mod_privacy [???] 11,700 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/only_used_in_recursion.rs:::check_body [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 11,691 ( 0.00%) ???:::check_target [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,683 ( 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] 11,677 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_generics [???] 11,672 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::check_expr 11,668 ( 0.00%) ???:::insert [???] 11,654 ( 0.00%) ???:::visit_method_receiver_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,648 ( 0.00%) ???:rustc_expand::mbe::macro_parser::compute_locs::inner'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,630 ( 0.00%) ???:<(&rustc_hir_id::ItemLocalId, &alloc::vec::Vec) 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] 11,621 ( 0.00%) ???:rustc_type_ir::elaborate::elaborate:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,588 ( 0.00%) ???:::evaluate_obligation [???] 11,527 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/slow_vector_initialization.rs:::visit_stmt'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 11,494 ( 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 11,484 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check_ty 11,481 ( 0.00%) include/jemalloc/internal/ehooks.h:pa_alloc 11,472 ( 0.00%) include/jemalloc/internal/ticker.h:tcache_bin_flush_small 11,468 ( 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] 11,460 ( 0.00%) ???:rustc_query_impl::plumbing::verify_query_key_hashes_inner::, rustc_middle::query::erase::ErasedData<[u8; 24]>>>::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,444 ( 0.00%) ???:::check_expr_method_call [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,425 ( 0.00%) ???:>::swap_remove:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,424 ( 0.00%) ???:::check_pat_post [???] 11,408 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,392 ( 0.00%) ???:rustc_mir_transform::liveness::check_liveness::{closure#0}'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,374 ( 0.00%) ???:::impl_or_trait_obligations [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,365 ( 0.00%) ???:>::walk_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,336 ( 0.00%) ???:>::contains_key:: [???] 11,323 ( 0.00%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::attrs_for_def'2 [???] 11,313 ( 0.00%) ???:::destructor_constraints [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,312 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/types/rc_buffer.rs:clippy_lints::types::rc_buffer::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 11,306 ( 0.00%) ???:rustc_hir_analysis::hir_ty_lowering::generics::check_generic_arg_count_for_value_path [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,290 ( 0.00%) ???:>::call_once'2 [???] 11,274 ( 0.00%) ???:::visit_expr'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,266 ( 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 11,258 ( 0.00%) include/jemalloc/internal/tsd.h:pa_dalloc 11,231 ( 0.00%) src/arena.c:calloc 11,221 ( 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 11,211 ( 0.00%) ???:rustc_middle::dep_graph::graph::hash_result::>, rustc_type_ir::solve::NoSolution>> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,208 ( 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:::expr 11,203 ( 0.00%) ???:::candidate_from_obligation_no_cache'2 [???] 11,191 ( 0.00%) ???:rustc_ast::visit::walk_item_inner::> [???] 11,179 ( 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:::visit_pat 11,155 ( 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] 11,143 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_pat [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 11,132 ( 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] 11,124 ( 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] 11,116 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/paths.rs:clippy_utils::paths::item_child_by_name [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 11,112 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/types/vec_box.rs:clippy_lints::types::vec_box::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 11,106 ( 0.00%) ???:>::call_once [???] 11,100 ( 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 11,100 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:::check_expr 11,088 ( 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] 11,075 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/slow_vector_initialization.rs:::as_vec_initializer [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 11,068 ( 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] 11,048 ( 0.00%) ???:rustc_metadata::rmeta::decoder::cstore_impl::provide_extern::defined_lang_items [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 11,031 ( 0.00%) ???:rustc_query_impl::query_impl::type_op_prove_predicate::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] 11,021 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/cognitive_complexity.rs:rustc_hir::intravisit::walk_local::::check::{closure#0}>>'2 11,016 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/def.rs:::check_expr 10,989 ( 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] 10,989 ( 0.00%) ???:rustc_hir::intravisit::walk_pat:: [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,977 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/types/option_option.rs:clippy_lints::types::option_option::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 10,972 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,965 ( 0.00%) ???:::check_expr_method_call'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,965 ( 0.00%) ???:::eval_stability [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,956 ( 0.00%) ???:::local_def_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,915 ( 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 10,892 ( 0.00%) include/jemalloc/internal/pai.h:tcache_bin_flush_small 10,892 ( 0.00%) src/pa.c:tcache_bin_flush_small 10,880 ( 0.00%) src/sz.c:ecache_evict 10,868 ( 0.00%) ???:::with_def_site_ctxt [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,857 ( 0.00%) ???:::lower_arm'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,854 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,850 ( 0.00%) ???:rustc_query_impl::query_impl::associated_item_def_ids::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] 10,832 ( 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] 10,815 ( 0.00%) ???:::write_char [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,813 ( 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] 10,800 ( 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] 10,797 ( 0.00%) ???:::stable_hash::'2 [???] 10,791 ( 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] 10,787 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, rustc_middle::ty::generics::GenericClauses>::{closure#0} 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/rust/deps/indexmap-2.14.0/src/inner.rs:>::new 10,682 ( 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] 10,667 ( 0.00%) ???:thin_vec::drop_non_singleton::'2 [???] 10,655 ( 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_expr::>'2 10,655 ( 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] 10,647 ( 0.00%) ???:::hir_impl_item [???] 10,634 ( 0.00%) ???:::clone [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,629 ( 0.00%) 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] 10,602 ( 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] 10,587 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_nested_body'2 [???] 10,570 ( 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] 10,568 ( 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] 10,558 ( 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_utils::macros::span_is_local 10,541 ( 0.00%) src/decay.c:arena_decay 10,528 ( 0.00%) ???:::build_with_typing_env [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,525 ( 0.00%) ???:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty> as rustc_type_ir::inherent::Tys>::output [???] 10,520 ( 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:::clone [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 10,518 ( 0.00%) /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] 10,487 ( 0.00%) include/jemalloc/internal/extent.h:tcache_bin_flush_small 10,478 ( 0.00%) 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] 10,466 ( 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] 10,464 ( 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::source::reindent_multiline_inner 10,463 ( 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 10,462 ( 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 10,458 ( 0.00%) 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???:::check_args_compatible_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,396 ( 0.00%) ???:::start_point [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,389 ( 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] 10,386 ( 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] 10,382 ( 0.00%) ???:0x0000000000177c20 [/usr/lib/libc.so.6] 10,379 ( 0.00%) /rust/deps/rustc-hash-2.1.1/src/lib.rs:::hash:: 10,377 ( 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_stmt 10,361 ( 0.00%) ???:::visit_block [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,350 ( 0.00%) ???:>::insert_full [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,337 ( 0.00%) ???:::visit_ty'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,318 ( 0.00%) ???:::equate_trait_refs [???] 10,318 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, &[(rustc_middle::ty::predicate::Clause, 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] 10,316 ( 0.00%) 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???:rustc_ty_utils::needs_drop::needs_drop_raw [???] 10,194 ( 0.00%) ???:readdir [/usr/lib/libc.so.6] 10,185 ( 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}>> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 10,184 ( 0.00%) ???:::visit_item [???] 10,180 ( 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] 10,179 ( 0.00%) ???:>::decode [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,179 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/matches/mod.rs:::check_pat 10,178 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:::check_local 10,164 ( 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] 10,156 ( 0.00%) ???:::walk::<::check_consistent_bindings::{closure#0}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,121 ( 0.00%) ???:> as rustc_data_structures::flat_map_in_place::FlatMapInPlace>>::flat_map_in_place::::{closure#0}, smallvec::SmallVec<[alloc::boxed::Box; 1]>>'2 [???] 10,113 ( 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] 10,109 ( 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 10,070 ( 0.00%) ???:::parse_safety [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,059 ( 0.00%) ???:::resolve_type_vars_in_body [???] 10,052 ( 0.00%) /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/cell.rs:::expr 10,052 ( 0.00%) ???:::check_assoc_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 10,051 ( 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] 10,032 ( 0.00%) /rust/deps/scoped-tls-1.0.1/src/lib.rs:>::with::::data::{closure#0}>::{closure#0}, rustc_span::SpanData> [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 10,025 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_expr_use_or_unification_node [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 10,010 ( 0.00%) ???:::expn_that_defined_untracked [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,976 ( 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_ty 9,967 ( 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] 9,943 ( 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 9,938 ( 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] 9,925 ( 0.00%) ???:::lower_ty [???] 9,913 ( 0.00%) ???:>::union [???] 9,912 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/raw.rs:::check_pat 9,909 ( 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::> 9,908 ( 0.00%) ???:rustc_hir::intravisit::walk_expr::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,907 ( 0.00%) ???:core::ptr::drop_glue::> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,900 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/lib.rs:, clippy_utils::tokenize_with_text::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#1}> as core::iter::traits::iterator::Iterator>::eq_by::, clippy_utils::tokenize_with_text::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#1}>, , clippy_utils::tokenize_with_text::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#1}> as core::iter::traits::iterator::Iterator>::eq, clippy_utils::tokenize_with_text::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#0}>, clippy_utils::hir_utils::eq_span_tokens::f<::check_ctxt::{closure#0}>::{closure#1}>>::{closure#0}> 9,881 ( 0.00%) ???:::def_span_untracked [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,878 ( 0.00%) ???:rustc_query_impl::plumbing::encode_query_values_inner::>, 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] 9,866 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/new_without_default.rs:::check_item [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 9,860 ( 0.00%) ???:std::sys::fs::unix::try_statx [???] 9,859 ( 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::> 9,844 ( 0.00%) ???:::from_tokens'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,844 ( 0.00%) ???:::check_expr_closure [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,840 ( 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::doc_suspicious_footnotes::check 9,840 ( 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/sc.c:sc_data_init [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 9,828 ( 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_block'2 9,828 ( 0.00%) site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_lints::loops::while_let_on_iterator::check 9,826 ( 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] 9,825 ( 0.00%) ???:rustc_query_impl::query_impl::associated_item::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] 9,824 ( 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 9,823 ( 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] 9,821 ( 0.00%) include/jemalloc/internal/bit_util.h:pa_dalloc 9,810 ( 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] 9,805 ( 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 9,803 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/empty_line_after.rs:::check_item_kind [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 9,797 ( 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] 9,796 ( 0.00%) ???:::assoc_parent [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,794 ( 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] 9,792 ( 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 9,792 ( 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 9,792 ( 0.00%) /rust/deps/hashbrown-0.17.1/src/raw.rs:::check_expr 9,790 ( 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] 9,787 ( 0.00%) include/jemalloc/internal/sz.h:free_default 9,780 ( 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 9,772 ( 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 [???] 9,760 ( 0.00%) ???:rustc_traits::normalize_projection_ty::normalize_canonicalized_projection [???] 9,738 ( 0.00%) ???:::meta_kind [???] 9,736 ( 0.00%) ???:::assemble_candidates_from_impls::{closure#0} [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,721 ( 0.00%) ???:::visit_block [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,721 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/methods/or_fun_call.rs:clippy_lints::methods::or_fun_call::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 9,712 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/types/box_collection.rs:clippy_lints::types::box_collection::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 9,711 ( 0.00%) ???:::generics [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,677 ( 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] 9,669 ( 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 9,669 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::query::erase::ErasedData<[u8; 24]>>, true>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,660 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_path'2 [???] 9,657 ( 0.00%) include/jemalloc/internal/atomic.h:extent_try_coalesce_impl.llvm.9305427869391012685 9,648 ( 0.00%) ???:)>>::call_once [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,640 ( 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] 9,639 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/matches/collapsible_match.rs:clippy_lints::matches::collapsible_match::check_match [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 9,632 ( 0.00%) ???:>::grow_one [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,630 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/combined_late_pass.rs:::check_lit [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 9,626 ( 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] 9,624 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/methods/manual_c_str_literals.rs:clippy_lints::methods::manual_c_str_literals::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 9,605 ( 0.00%) ???:>::types_may_unify_inner [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,600 ( 0.00%) include/jemalloc/internal/bit_util.h:ecache_evict 9,598 ( 0.00%) ???:::decode_expn_id [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,587 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/slow_vector_initialization.rs:rustc_hir::intravisit::walk_expr::'2 9,576 ( 0.00%) ???:::source_callee [???] 9,570 ( 0.00%) ???: as rustc_hir::intravisit::Visitor>::visit_ty'2 [???] 9,567 ( 0.00%) ???:::hir_body_owned_by [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,563 ( 0.00%) ???:::create_method [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,560 ( 0.00%) ???:>::walk_ref'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,549 ( 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::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> 9,540 ( 0.00%) ???:rustc_query_impl::execution::try_execute_query::, rustc_middle::dep_graph::graph::DepNodeIndex>, true>'2 [???] 9,539 ( 0.00%) ???:0x000000000000cc90 [/usr/lib/ld-linux-x86-64.so.2] 9,528 ( 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 9,509 ( 0.00%) ???:::require_lang_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,500 ( 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:::check_ty_ 9,496 ( 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'2 [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 9,493 ( 0.00%) ???:>::reserve_rehash::::{closure#0}> [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,476 ( 0.00%) ???:rustc_attr_parsing::validate_attr::parse_meta [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,474 ( 0.00%) ???:::lookup_line [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,472 ( 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] 9,456 ( 0.00%) ???:::const_eval_resolve'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,448 ( 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] 9,432 ( 0.00%) ???:::is_from_async_await [???] 9,427 ( 0.00%) ???:::visit_nested_item [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,426 ( 0.00%) ???:::walk::<::compute_and_check_binding_map::{closure#0}>'2 [/home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/librustc_driver-173404cd07acc0f2.so] 9,412 ( 0.00%) site/frontend/rust-clippy/clippy_lints/src/methods/ip_constant.rs:clippy_lints::methods::ip_constant::check [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 9,394 ( 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] 9,387 ( 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/tcache.c:tcache_bin_flush_large [/home/moon/git/rustc-perf/site/frontend/rust-clippy/target/clippy-build/clippy-driver] 9,378 ( 0.00%) ???:0x000000000001f8c0 [/usr/lib/ld-linux-x86-64.so.2] 9,377 ( 0.00%) src/arena.c:aligned_alloc 9,367 ( 0.00%) ???:::build [???] 9,354 ( 0.00%) ???:>::encode [???] 9,352 ( 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] 9,342 ( 0.00%) ???:::body_id [???] 9,341 ( 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] -------------------------------------------------------------------------------- -- 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 { 5,335 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 3,419 ( 0.00%) if !cx.effective_visibilities.is_exported(item.owner_id.def_id) || !self.msrv.meets(cx, msrvs::NON_EXHAUSTIVE) { 26,627 ( 0.00%) => ???:::is_exported (485x) 60 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (4x) . return; . } . 20 ( 0.00%) 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)) . }); . if let Ok((id, span)) = iter.exactly_one() . && !find_attr!(cx.tcx, item.hir_id(), NonExhaustive(..)) . { -- line 96 ---------------------------------------- -- line 142 ---------------------------------------- . // ``` . diag.span_help(field.span, "remove this field"); . }, . ); . } . }, . _ => {}, . } 3,880 ( 0.00%) } . . fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 123,244 ( 0.01%) if let ExprKind::Path(QPath::Resolved(None, p)) = &e.kind 54,103 ( 0.00%) && let Res::Def(DefKind::Ctor(CtorOf::Variant, CtorKind::Const), ctor_id) = p.res . && let Some(local_ctor) = ctor_id.as_local() . { 297 ( 0.00%) let variant_id = cx.tcx.local_parent(local_ctor); 4,554 ( 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:: (99x) . 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/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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 76,464 ( 0.01%) if let ExprKind::Call(iter_expr, []) = &expr.kind 3,520 ( 0.00%) && let ExprKind::Path(QPath::TypeRelative(ty, _)) = &iter_expr.kind 2,103 ( 0.00%) && let TyKind::Path(ty_path) = &ty.kind 2,804 ( 0.00%) && let QPath::Resolved(None, path) = ty_path 2,103 ( 0.00%) && let def::Res::Def(_, def_id) = &path.res 7,010 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::IterEmpty, *def_id) 38,610 ( 0.00%) => ???:::is_diagnostic_item (701x) . && 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, . ); . } 257,600 ( 0.02%) } . } . . fn make_sugg( . cx: &LateContext<'_>, . ty_path: &QPath<'_>, . ctxt: SyntaxContext, . applicability: &mut Applicability, . path: &str, -- line 67 ---------------------------------------- 701 ( 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 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 64,764 ( 0.00%) if let ExprKind::Binary(op, lhs, rhs) = expr.kind 271 ( 0.00%) && let (lt, gt) = match op.node { . BinOpKind::Lt => (lhs, rhs), . BinOpKind::Gt => (rhs, lhs), . _ => return, . } 10 ( 0.00%) && let ctxt = expr.span.ctxt() 40 ( 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) . }, . (_, &ExprKind::Binary(op, lhs, rhs)) if op.node == BinOpKind::Sub && ctxt == gt.span.ctxt() => { . (lhs, rhs, lt, false) . }, . _ => return, . } -- line 68 ---------------------------------------- -- line 76 ---------------------------------------- . { . span_lint( . cx, . PANICKING_OVERFLOW_CHECKS, . expr.span, . "you are trying to use classic C overflow conditions that will fail in Rust", . ); . } 257,600 ( 0.02%) } . } 60 ( 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 78,413 ( 0.01%) if let ExprKind::Call(func, [arg]) = expr.kind 7,899 ( 0.00%) && let ExprKind::Path(QPath::TypeRelative(func_ty, func_name)) = func.kind 103 ( 0.00%) && func_name.ident.name == sym::new . && !expr.span.from_expansion() . && cx.typeck_results().node_type(func_ty.hir_id).is_diag_item(cx, sym::Arc) . && 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) -- line 57 ---------------------------------------- -- 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`" . )); . }); . }, . ); . } 257,600 ( 0.02%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/collapsible_if.rs -------------------------------------------------------------------------------- Ir -- line 90 ---------------------------------------- . pub fn new(conf: &'static Conf) -> Self { . Self { . msrv: conf.msrv.into(), . lint_commented_code: conf.lint_commented_code, . } . } . . fn check_collapsible_else_if(&self, cx: &LateContext<'_>, then_span: Span, else_block: &Block<'_>) { 88 ( 0.00%) if let Some(else_) = expr_block(else_block) 96 ( 0.00%) && !else_.span.from_expansion() 28 ( 0.00%) && let ExprKind::If(else_if_cond, ..) = else_.kind . && self.check_significant_tokens_and_expect_attrs(cx, else_block, else_, sym::collapsible_else_if) . { . span_lint_hir_and_then( . cx, . COLLAPSIBLE_ELSE_IF, . else_.hir_id, . else_block.span, . "this `else { if .. }` block can be collapsed", -- line 108 ---------------------------------------- -- line 160 ---------------------------------------- . ), . applicability, . ); . }, . ); . } . } . 216 ( 0.00%) fn check_collapsible_if_if(&self, cx: &LateContext<'_>, expr: &Expr<'_>, check: &Expr<'_>, then: &Block<'_>) { 10 ( 0.00%) if let Some(inner) = expr_block(then) 52 ( 0.00%) && let ExprKind::If(check_inner, _, None) = &inner.kind . && self.eligible_condition(cx, check_inner) . && expr.span.eq_ctxt(inner.span) . && self.check_significant_tokens_and_expect_attrs(cx, then, inner, sym::collapsible_if) . && let then_closing_bracket = { . let end = then.span.shrink_to_hi(); . end.with_lo(end.lo() - BytePos(1)) . } . && !span_contains_cfg(cx, inner.span.between(then_closing_bracket)) -- line 178 ---------------------------------------- -- line 209 ---------------------------------------- . . sugg.extend(parens_around(check)); . sugg.extend(parens_around(check_inner)); . . diag.multipart_suggestion("collapse nested if block", sugg, Applicability::MachineApplicable); . }, . ); . } 216 ( 0.00%) } . . fn eligible_condition(&self, cx: &LateContext<'_>, cond: &Expr<'_>) -> bool { 154 ( 0.00%) !matches!(cond.kind, ExprKind::Let(..)) || can_use_if_let_chains(cx, self.msrv) 60 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::can_use_if_let_chains (10x) . } . . // Check that nothing significant can be found between the initial `{` of `inner_if` and . // the beginning of `inner_if_expr`... . // . // Unless it's only an `#[expect(clippy::collapsible{,_else}_if)]` attribute, in which case we . // _do_ need to lint, in order to actually fulfill its expectation (#13365) . fn check_significant_tokens_and_expect_attrs( -- line 228 ---------------------------------------- -- line 256 ---------------------------------------- . . // There are other attributes, which are significant tokens -- check failed . _ => false, . } . } . } . . impl LateLintPass<'_> for CollapsibleIf { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 64,400 ( 0.00%) if let ExprKind::If(cond, then, else_) = &expr.kind 290 ( 0.00%) && !expr.span.from_expansion() . { 327 ( 0.00%) if let Some(else_) = else_ . // Short circuit if both `if` branches contain only a single `if {..} else {}`, as . // collapsing such blocks can lead to less readable code (#4971) 73 ( 0.00%) && !(single_inner_if_else(then) && single_inner_if_else(else_)) 309 ( 0.00%) && let ExprKind::Block(else_, None) = else_.kind . { 55 ( 0.00%) self.check_collapsible_else_if(cx, then.span, else_); . } else if else_.is_none() 94 ( 0.00%) && self.eligible_condition(cx, cond) 162 ( 0.00%) && let ExprKind::Block(then, None) = then.kind . { 378 ( 0.00%) self.check_collapsible_if_if(cx, expr, cond, then); 712 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/collapsible_if.rs:::check_collapsible_if_if (27x) . } . } 257,384 ( 0.02%) } . } . . /// Returns true if `expr` is a block that contains only one `if {..} else {}` statement . fn single_inner_if_else(expr: &Expr<'_>) -> bool { 365 ( 0.00%) if let ExprKind::Block(block, None) = expr.kind 117 ( 0.00%) && let Some(inner_expr) = expr_block(block) 122 ( 0.00%) && let ExprKind::If(_, _, else_) = inner_expr.kind . && else_.is_some() . { . true . } else { . false . } . } . . /// If `block` is a block with either one expression or a statement containing an expression, . /// return the expression. We don't peel blocks recursively, as extra blocks might be intentional. . fn expr_block<'tcx>(block: &Block<'tcx>) -> Option<&'tcx Expr<'tcx>> { 372 ( 0.00%) match (block.stmts, block.expr) { 558 ( 0.00%) ([], expr) => expr, 66 ( 0.00%) ([stmt], None) if let StmtKind::Semi(expr) = stmt.kind => Some(expr), . _ => None, . } . } . . /// If the expression is a `||`, suggest parentheses around it. . pub(super) fn parens_around(expr: &Expr<'_>) -> Vec<(Span, String)> { . if let ExprKind::Binary(op, _, _) = expr.peel_drop_temps().kind . && op.node == BinOpKind::Or -- line 311 ---------------------------------------- 142 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unconditional_recursion.rs -------------------------------------------------------------------------------- Ir -- line 88 ---------------------------------------- . "function cannot return without recursing", . |diag| { . diag.span_note(expr.span, "recursive call site"); . }, . ); . } . . fn get_hir_ty_def_id<'tcx>(tcx: TyCtxt<'tcx>, hir_ty: rustc_hir::Ty<'tcx>) -> Option { 12 ( 0.00%) let TyKind::Path(qpath) = hir_ty.kind else { return None }; 8 ( 0.00%) match qpath { . QPath::Resolved(_, path) => path.res.opt_def_id(), . QPath::TypeRelative(_, _) => { . let ty = lower_ty(tcx, &hir_ty); . . match ty.kind() { . ty::Alias( . _, . proj @ ty::AliasTy { -- line 105 ---------------------------------------- -- line 111 ---------------------------------------- . } . }, . } . } . . fn get_return_calls_in_body<'tcx>(body: &'tcx Body<'tcx>) -> Vec<&'tcx Expr<'tcx>> { . let mut visitor = ReturnsVisitor::default(); . 192 ( 0.00%) visitor.visit_body(body); 613,962 ( 0.04%) => ???:::visit_body (96x) 288 ( 0.00%) visitor.returns . } . . fn has_conditional_return(body: &Body<'_>, expr: &Expr<'_>) -> bool { . match get_return_calls_in_body(body).as_slice() { 366 ( 0.00%) [] => false, 55 ( 0.00%) [return_expr] => return_expr.hir_id != expr.hir_id, . _ => true, . } . } . 108 ( 0.00%) fn get_impl_trait_def_id(cx: &LateContext<'_>, method_def_id: LocalDefId) -> Option { . let hir_id = cx.tcx.local_def_id_to_hir_id(method_def_id); 48 ( 0.00%) if let Some(( . _, . Node::Item(Item { . kind: ItemKind::Impl(impl_), . owner_id, . .. . }), 12 ( 0.00%) )) = cx.tcx.hir_parent_iter(hir_id).next() . // We exclude `impl` blocks generated from rustc's proc macros. 72 ( 0.00%) && !cx.tcx.is_automatically_derived(owner_id.to_def_id()) 1,364 ( 0.00%) => ???:::is_automatically_derived (12x) . // It is a implementation of a trait. 24 ( 0.00%) && let Some(of_trait) = impl_.of_trait . { 12 ( 0.00%) of_trait.trait_ref.trait_def_id() 52 ( 0.00%) => ???:::trait_def_id (4x) . } else { . None . } 108 ( 0.00%) } . . /// When we have `x == y` where `x = &T` and `y = &T`, then that resolves to . /// `<&T as PartialEq<&T>>::eq`, which is not the same as `>::eq`, . /// however we still would want to treat it the same, because we know that it's a blanket impl . /// that simply delegates to the `PartialEq` impl with one reference removed. . /// . /// Still, we can't just do `lty.peel_refs() == rty.peel_refs()` because when we have `x = &T` and . /// `y = &&T`, this is not necessarily the same as `>::eq` -- line 158 ---------------------------------------- -- line 160 ---------------------------------------- . /// So to avoid these FNs and FPs, we keep removing a layer of references from *both* sides . /// until both sides match the expected LHS and RHS type (or they don't). . fn matches_ty<'tcx>( . mut left: Ty<'tcx>, . mut right: Ty<'tcx>, . expected_left: Ty<'tcx>, . expected_right: Ty<'tcx>, . ) -> bool { 8 ( 0.00%) while let (&ty::Ref(_, lty, _), &ty::Ref(_, rty, _)) = (left.kind(), right.kind()) { 1 ( 0.00%) if lty == expected_left && rty == expected_right { . return true; . } . left = lty; . right = rty; . } . false . } . . fn check_partial_eq(cx: &LateContext<'_>, method_span: Span, method_def_id: LocalDefId, name: Ident, expr: &Expr<'_>) { . let Some(sig) = cx . .typeck_results() . .liberated_fn_sigs() 5 ( 0.00%) .get(cx.tcx.local_def_id_to_hir_id(method_def_id)) . else { . return; . }; . . // That has two arguments. 15 ( 0.00%) if let [self_arg, other_arg] = sig.inputs() 15 ( 0.00%) && let &ty::Ref(_, self_arg, _) = self_arg.kind() 20 ( 0.00%) && let &ty::Ref(_, other_arg, _) = other_arg.kind() . // The two arguments are of the same type. 20 ( 0.00%) && let Some(trait_def_id) = get_impl_trait_def_id(cx, method_def_id) 1,777 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unconditional_recursion.rs:clippy_lints::unconditional_recursion::get_impl_trait_def_id (5x) . // The trait is `PartialEq`. 6 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::PartialEq, trait_def_id) 103 ( 0.00%) => ???:::is_diagnostic_item (1x) . { 5 ( 0.00%) let to_check_op = if name.name == sym::eq { . BinOpKind::Eq . } else { . BinOpKind::Ne . }; 3 ( 0.00%) let is_bad = match expr.kind { 3 ( 0.00%) ExprKind::Binary(op, left, right) if op.node == to_check_op => { . // Then we check if the LHS matches self_arg and RHS matches other_arg 4 ( 0.00%) let left_ty = cx.typeck_results().expr_ty_adjusted(left); 53 ( 0.00%) => ???:::expr_ty_adjusted (1x) 2 ( 0.00%) let right_ty = cx.typeck_results().expr_ty_adjusted(right); 53 ( 0.00%) => ???:::expr_ty_adjusted (1x) . matches_ty(left_ty, right_ty, self_arg, other_arg) . }, . ExprKind::MethodCall(segment, receiver, [arg], _) if segment.ident.name == name.name => { . let receiver_ty = cx.typeck_results().expr_ty_adjusted(receiver); . let arg_ty = cx.typeck_results().expr_ty_adjusted(arg); . . if let Some(fn_id) = cx.typeck_results().type_dependent_def_id(expr.hir_id) . && let Some(trait_id) = cx.tcx.trait_of_assoc(fn_id) -- line 213 ---------------------------------------- -- line 327 ---------------------------------------- . span_error(self.cx, self.method_span, expr); . return ControlFlow::Break(()); . } . ControlFlow::Continue(()) . } . } . . impl UnconditionalRecursion { 32 ( 0.00%) fn init_default_impl_for_type_if_needed(&mut self, cx: &LateContext<'_>) { 4 ( 0.00%) if self.default_impl_for_type.is_empty() 20 ( 0.00%) && let Some(default_trait_id) = cx.tcx.get_diagnostic_item(sym::Default) 424 ( 0.00%) => ???:::get_diagnostic_item (4x) . { . let impls = cx.tcx.trait_impls_of(default_trait_id); . for (ty, impl_def_ids) in impls.non_blanket_impls() { 3,376 ( 0.00%) let Some(self_def_id) = ty.def() else { continue }; 3,272 ( 0.00%) for &impl_def_id in impl_def_ids { 9,816 ( 0.00%) if !cx.tcx.is_automatically_derived(impl_def_id) && 1,691,197 ( 0.11%) => ???:::is_automatically_derived (1,636x) . let Some(assoc_item) = cx . .tcx . .associated_items(impl_def_id) . .in_definition_order() . // We're not interested in foreign implementations of the `Default` trait. . .find(|item| { 6,040 ( 0.00%) item.is_fn() && item.def_id.is_local() && item.name() == kw::Default . }) . && let Some(body_node) = cx.tcx.hir_get_if_local(assoc_item.def_id) . && let Some(body_id) = body_node.body_id() . && let body = cx.tcx.hir_body(body_id) . // We don't want to keep it if it has conditional return. . && let [return_expr] = get_return_calls_in_body(body).as_slice() . && let ExprKind::Call(call_expr, _) = return_expr.kind . // We need to use typeck here to infer the actual function being called. -- line 358 ---------------------------------------- -- line 361 ---------------------------------------- . && let typeck = cx.tcx.typeck_body(body_owner.id()) . && let Some(call_def_id) = typeck.type_dependent_def_id(call_expr.hir_id) . { . self.default_impl_for_type.insert(self_def_id, call_def_id); . } . } . } . } 32 ( 0.00%) } . . fn check_default_new<'tcx>( . &mut self, . cx: &LateContext<'tcx>, . decl: &FnDecl<'tcx>, . body: &'tcx Body<'tcx>, . method_span: Span, . method_def_id: LocalDefId, . ) { . // We're only interested into static methods. 124 ( 0.00%) if decl.implicit_self().has_implicit_self() { 496 ( 0.00%) => ???:::implicit_self (62x) . return; . } . // We don't check trait implementations. 35 ( 0.00%) if get_impl_trait_def_id(cx, method_def_id).is_some() { 2,435 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unconditional_recursion.rs:clippy_lints::unconditional_recursion::get_impl_trait_def_id (7x) . return; . } . . let hir_id = cx.tcx.local_def_id_to_hir_id(method_def_id); 16 ( 0.00%) if let Some(( . _, . Node::Item(Item { . kind: ItemKind::Impl(impl_), . .. . }), 4 ( 0.00%) )) = cx.tcx.hir_parent_iter(hir_id).next() 40 ( 0.00%) && let Some(implemented_ty_id) = get_hir_ty_def_id(cx.tcx, *impl_.self_ty) . && { 12 ( 0.00%) self.init_default_impl_for_type_if_needed(cx); 4,546,898 ( 0.31%) => site/frontend/rust-clippy/clippy_lints/src/unconditional_recursion.rs:::init_default_impl_for_type_if_needed (4x) . true . } 8 ( 0.00%) && let Some(return_def_id) = self.default_impl_for_type.get(&implemented_ty_id) . && method_def_id.to_def_id() == *return_def_id . { . let mut c = CheckCalls { . cx, . implemented_ty_id, . method_span, . }; . let _ = walk_body(&mut c, body); -- line 409 ---------------------------------------- -- line 410 ---------------------------------------- . } . } . } . . fn check_from(cx: &LateContext<'_>, method_span: Span, method_def_id: LocalDefId, expr: &Expr<'_>) { . let Some(sig) = cx . .typeck_results() . .liberated_fn_sigs() 3 ( 0.00%) .get(cx.tcx.local_def_id_to_hir_id(method_def_id)) . else { . return; . }; . . // Check if we are calling `Into::into` where the node args match with our `From::from` signature: . // From::from signature: fn(S1) -> S2 . // >::into(s1), node_args=[S1, S2] . // If they do match, then it must mean that it is the blanket impl, . // which calls back into our `From::from` again (`Into` is not specializable). . // rustc's unconditional_recursion already catches calling `From::from` directly 16 ( 0.00%) if let Some((fn_def_id, node_args)) = fn_def_id_with_node_args(cx, expr) 211 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::fn_def_id_with_node_args (3x) 2 ( 0.00%) && let [s1, s2] = **node_args . && let (Some(s1), Some(s2)) = (s1.as_type(), s2.as_type()) . && let Some(trait_def_id) = cx.tcx.trait_of_assoc(fn_def_id) . && cx.tcx.is_diagnostic_item(sym::Into, trait_def_id) . && get_impl_trait_def_id(cx, method_def_id) == cx.tcx.get_diagnostic_item(sym::From) . && s1 == sig.inputs()[0] . && s2 == sig.output() . { . span_error(cx, method_span, expr); . } . } . . impl<'tcx> LateLintPass<'tcx> for UnconditionalRecursion { 1,816 ( 0.00%) fn check_fn( . &mut self, . cx: &LateContext<'tcx>, . kind: FnKind<'tcx>, . decl: &'tcx FnDecl<'tcx>, . body: &'tcx Body<'tcx>, . method_span: Span, . method_def_id: LocalDefId, . ) { . // If the function is a method... 550 ( 0.00%) if let FnKind::Method(name, _) = kind 479 ( 0.00%) && let expr = expr_or_init(cx, body.value).peel_blocks() 2,496 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::expr_or_init (96x) . // Doesn't have a conditional return. 249 ( 0.00%) && !has_conditional_return(body, expr) . { . match name.name { 424 ( 0.00%) sym::eq | sym::ne => check_partial_eq(cx, method_span, method_def_id, name, expr), . sym::to_string => check_to_string(cx, method_span, method_def_id, name, expr), . sym::from => check_from(cx, method_span, method_def_id, expr), . _ => {}, . } . self.check_default_new(cx, decl, body, method_span, method_def_id); . } 1,816 ( 0.00%) } . } 6,848 ( 0.00%) -------------------------------------------------------------------------------- -- 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, . } . 1,848 ( 0.00%) pub(super) fn check<'a>(cx: &LateContext<'a>, body: &Body<'a>) { . let mut bindings: FxHashMap> = FxHashMap::default(); . 231 ( 0.00%) for_each_expr_without_closures(body.value, |expr| { 159,689 ( 0.01%) match expr.kind { 1,434 ( 0.00%) ExprKind::Block(block, _) => { 1,434 ( 0.00%) for stmt in block.stmts { 13,384 ( 0.00%) if let StmtKind::Let(let_stmt) = stmt.kind { 4,590 ( 0.00%) collect_binding_from_local(cx, let_stmt, &mut bindings); 11,816 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs:clippy_lints::casts::needless_type_cast::collect_binding_from_local (217x) . } . } . }, 29 ( 0.00%) ExprKind::Let(let_expr) => { 87 ( 0.00%) collect_binding_from_let(cx, let_expr, &mut bindings); 522 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs:clippy_lints::casts::needless_type_cast::collect_binding_from_let (29x) . }, . _ => {}, . } . ControlFlow::<()>::Continue(()) . }); . . #[allow(rustc::potential_query_instability)] 693 ( 0.00%) let mut binding_vec: Vec<_> = bindings.into_iter().collect(); . binding_vec.sort_by_key(|(_, info)| info.ty_span.lo()); . 231 ( 0.00%) for (hir_id, binding_info) in binding_vec { . check_binding_usages(cx, body, hir_id, &binding_info); . } 1,848 ( 0.00%) } . 203 ( 0.00%) fn collect_binding_from_let<'a>( . cx: &LateContext<'a>, . let_expr: &rustc_hir::LetExpr<'a>, . bindings: &mut FxHashMap>, . ) { 29 ( 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), . }, . ); . } . } 232 ( 0.00%) } . 10,710 ( 0.00%) fn collect_binding_from_local<'a>( . cx: &LateContext<'a>, . let_stmt: &LetStmt<'a>, . bindings: &mut FxHashMap>, . ) { 1,530 ( 0.00%) if let_stmt.ty.is_none() 712 ( 0.00%) || let_stmt.span.from_expansion() 25 ( 0.00%) || let_stmt . .init 55 ( 0.00%) .is_some_and(|init| has_generic_return_type(cx, init) || contains_unsafe(init)) 5,596 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs:clippy_lints::casts::needless_type_cast::has_generic_return_type (11x) . { . return; . } . 21 ( 0.00%) if let PatKind::Binding(_, hir_id, _, _) = let_stmt.pat.kind . && let Some(ty_hir) = let_stmt.ty . { 7 ( 0.00%) let ty = cx.typeck_results().pat_ty(let_stmt.pat); 280 ( 0.00%) => ???:::pat_ty (7x) . if ty.is_numeric() { . bindings.insert( . hir_id, . BindingInfo { . source_ty: ty, . ty_span: ty_hir.span, . init: let_stmt.init, . }, . ); . } . } 12,240 ( 0.00%) } . . fn contains_unsafe(expr: &Expr<'_>) -> bool { . for_each_expr_without_closures(expr, |e| { 156 ( 0.00%) if let ExprKind::Block(block, _) = e.kind 4 ( 0.00%) && let BlockCheckMode::UnsafeBlock(UnsafeSource::UserProvided) = block.rules . { . return ControlFlow::Break(()); . } . ControlFlow::Continue(()) . }) . .is_some() . } . 250 ( 0.00%) fn has_generic_return_type(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 170 ( 0.00%) match &expr.kind { . ExprKind::Block(block, _) => { 16 ( 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)) . }, 70 ( 0.00%) ExprKind::Match(_, arms, _) => arms.iter().any(|arm| has_generic_return_type(cx, arm.body)), 340 ( 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 (14x) . 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 152 ---------------------------------------- . } . }, . _ => {}, . } . ControlFlow::Continue(Descend::Yes) . }) . .is_some(), . ExprKind::MethodCall(..) => { 20 ( 0.00%) if let Some(def_id) = cx.typeck_results().type_dependent_def_id(expr.hir_id) { 204 ( 0.00%) => ???:::type_dependent_def_id (4x) 4 ( 0.00%) let sig = cx.tcx.fn_sig(def_id).instantiate_identity().skip_norm_wip(); . let ret_ty = sig.output().skip_binder(); . return ret_ty.has_param(); . } . false . }, . ExprKind::Call(callee, _) => { . if let ExprKind::Path(qpath) = &callee.kind { . let res = cx.qpath_res(qpath, callee.hir_id); -- line 169 ---------------------------------------- -- line 172 ---------------------------------------- . let ret_ty = sig.output().skip_binder(); . return ret_ty.has_param(); . } . } . false . }, . _ => false, . } 175 ( 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 ---------------------------------------- 21,091 ( 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 46 ---------------------------------------- . fn count(self) -> usize { . super::count::count_chars(self.as_str()) . } . . #[inline] . fn advance_by(&mut self, mut remainder: usize) -> Result<(), NonZero> { . const CHUNK_SIZE: usize = 32; . 2 ( 0.00%) if remainder >= CHUNK_SIZE { . let mut chunks = self.iter.as_slice().as_chunks::().0.iter(); . let mut bytes_skipped: usize = 0; . . while remainder > CHUNK_SIZE . && let Some(chunk) = chunks.next() . { . bytes_skipped += CHUNK_SIZE; . -- line 62 ---------------------------------------- -- 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() }; . } . } . 2 ( 0.00%) while (remainder > 0) && (self.iter.len() > 0) { . remainder -= 1; . 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() }; . } . -- line 95 ---------------------------------------- -- 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(); 16,502 ( 0.00%) self.front_offset += pre_len - len; . Some((index, ch)) . } . } . } . . #[inline] . fn count(self) -> usize { . self.iter.count() -- line 197 ---------------------------------------- -- 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> { 75 ( 0.00%) self.0.next_back() 413 ( 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 (3x) . } . } . . $(#[$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 { 129 ( 0.00%) self.finished = true; . 115 ( 0.00%) if self.allow_trailing_empty || self.end - self.start > 0 { . // SAFETY: `self.start` and `self.end` always lie on unicode boundaries. 107 ( 0.00%) let string = unsafe { self.matcher.haystack().get_unchecked(self.start..self.end) }; . return Some(string); . } . } . . None . } . . #[inline] . fn next(&mut self) -> Option<&'a str> { 310 ( 0.00%) if self.finished { . return None; . } . 138 ( 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 { 22 ( 0.00%) let elt = haystack.get_unchecked(self.start..a); 22 ( 0.00%) self.start = b; . Some(elt) 13 ( 0.00%) }, 95 ( 0.00%) None => self.get_end(), . } . } . . #[inline] . fn next_inclusive(&mut self) -> Option<&'a str> { 7,506 ( 0.00%) if self.finished { . return None; . } . 984 ( 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 { 420 ( 0.00%) let elt = haystack.get_unchecked(self.start..b); 420 ( 0.00%) self.start = b; . Some(elt) 420 ( 0.00%) }, 398 ( 0.00%) None => self.get_end(), . } . } . . #[inline] 525 ( 0.00%) fn next_back(&mut self) -> Option<&'a str> . where . P::Searcher<'a>: ReverseSearcher<'a>, . { 150 ( 0.00%) if self.finished { . return None; . } . 78 ( 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; . } . } . } . } . 117 ( 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 { 3 ( 0.00%) let elt = haystack.get_unchecked(b..self.end); 3 ( 0.00%) self.end = a; . Some(elt) . }, . // SAFETY: `self.start` and `self.end` always lie on unicode boundaries. . None => unsafe { 36 ( 0.00%) self.finished = true; 72 ( 0.00%) Some(haystack.get_unchecked(self.start..self.end)) . }, . } 603 ( 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] 3,948 ( 0.00%) fn next(&mut self) -> Option<&'a str> { . self.0.next() 5,076 ( 0.00%) } . . #[inline] . fn size_hint(&self) -> (usize, Option) { . self.0.size_hint() . } . . #[inline] . fn last(mut self) -> Option<&'a str> { -- line 1179 ---------------------------------------- 14,150 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs -------------------------------------------------------------------------------- Ir -- line 106 ---------------------------------------- . /// } . /// } . /// ``` . metavar_expns: BTreeMap, . } . . impl ExprMetavarsInUnsafe { . pub fn new(conf: &'static Conf) -> Self { 3 ( 0.00%) Self { . warn_unsafe_macro_metavars_in_private_macros: conf.warn_unsafe_macro_metavars_in_private_macros, . metavar_expns: BTreeMap::new(), . } . } . } . . struct BodyVisitor<'a, 'tcx> { . /// Stack of unsafe blocks -- the top item always represents the last seen unsafe block from -- line 122 ---------------------------------------- -- line 147 ---------------------------------------- . . fn is_public_macro(cx: &LateContext<'_>, def_id: LocalDefId) -> bool { . (cx.effective_visibilities.is_exported(def_id) || find_attr!(cx.tcx, def_id, MacroExport { .. })) . && !cx.tcx.is_doc_hidden(def_id) . } . . impl<'tcx> Visitor<'tcx> for BodyVisitor<'_, 'tcx> { . fn visit_stmt(&mut self, s: &'tcx Stmt<'tcx>) { 7,398 ( 0.00%) let from_expn = s.span.from_expansion(); . if from_expn { 3,292 ( 0.00%) self.expn_depth += 1; . } . walk_stmt(self, s); . if from_expn { 3,424 ( 0.00%) self.expn_depth -= 1; . } . } . 156,128 ( 0.01%) fn visit_expr(&mut self, e: &'tcx Expr<'tcx>) { 19,516 ( 0.00%) let ctxt = e.span.ctxt(); . 39,032 ( 0.00%) if let ExprKind::Block(block, _) = e.kind 2,200 ( 0.00%) && let BlockCheckMode::UnsafeBlock(UnsafeSource::UserProvided) = block.rules . && !ctxt.is_root() . && let Some(macro_def_id) = ctxt.outer_expn_data().macro_def_id . && let Some(macro_def_id) = macro_def_id.as_local() . && (self.lint.warn_unsafe_macro_metavars_in_private_macros || is_public_macro(self.cx, macro_def_id)) . { . self.macro_unsafe_blocks.push(block.hir_id); . self.expn_depth += 1; . walk_block(self, block); . self.expn_depth -= 1; . self.macro_unsafe_blocks.pop(); 45,428 ( 0.00%) } else if ctxt.is_root() && self.expn_depth > 0 { . let unsafe_block = self.macro_unsafe_blocks.last().copied(); . 228 ( 0.00%) match (self.lint.metavar_expns.entry(e.span), unsafe_block) { 570 ( 0.00%) (Entry::Vacant(e), None) => { 114 ( 0.00%) e.insert(MetavarState::ReferencedInSafe); . }, . (Entry::Vacant(e), Some(unsafe_block)) => { . e.insert(MetavarState::ReferencedInUnsafe { . unsafe_blocks: vec![unsafe_block], . }); . }, . (Entry::Occupied(mut e), None) => { . if let MetavarState::ReferencedInUnsafe { .. } = *e.get() { -- line 193 ---------------------------------------- -- line 201 ---------------------------------------- . unsafe_blocks.push(unsafe_block); . } . }, . } . . // NB: No need to visit descendant nodes. They're guaranteed to represent the same . // metavariable . } else { 58,206 ( 0.00%) walk_expr(self, e); 1,984,697 ( 0.13%) => /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:: (231x) . } 156,128 ( 0.01%) } . } . . impl<'tcx> LateLintPass<'tcx> for ExprMetavarsInUnsafe { 2,079 ( 0.00%) fn check_body(&mut self, cx: &LateContext<'tcx>, body: &rustc_hir::Body<'tcx>) { 1,848 ( 0.00%) if is_lint_allowed(cx, MACRO_METAVARS_IN_UNSAFE, body.value.hir_id) { 303,514 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (231x) . return; . } . . // This BodyVisitor is separate and not part of the lint pass because there is no . // `check_stmt_post` on `(Late)LintPass`, which we'd need to detect when we're leaving a macro span . 1,386 ( 0.00%) let mut vis = BodyVisitor { . macro_unsafe_blocks: Vec::new(), . #[expect(clippy::bool_to_int_with_if)] // obfuscates the meaning 462 ( 0.00%) expn_depth: if body.value.span.from_expansion() { 1 } else { 0 }, . cx, . lint: self . }; . vis.visit_body(body); 1,617 ( 0.00%) } . . fn check_crate_post(&mut self, cx: &LateContext<'tcx>) { . // Aggregate all unsafe blocks from all spans: . // ``` . // macro_rules! x { . // ($w:expr, $x:expr, $y:expr) => { $w; unsafe { $w; $x; }; unsafe { $x; $y; }; } . // } . // $w: [] (unsafe#0 is never added because it was referenced in a safe context) . // $x: [unsafe#0, unsafe#1] . // $y: [unsafe#1] . // ``` . // We want to lint unsafe blocks #0 and #1 . let bad_unsafe_blocks = self . .metavar_expns . .values() 114 ( 0.00%) .filter_map(|state| match state { . MetavarState::ReferencedInUnsafe { unsafe_blocks } => Some(unsafe_blocks.as_slice()), . MetavarState::ReferencedInSafe => None, . }) . .flatten() . .copied() . .inspect(|&unsafe_block| { . let level_spec = cx.tcx.lint_level_spec_at_node(MACRO_METAVARS_IN_UNSAFE, unsafe_block); . if level_spec.is_expect() { -- line 255 ---------------------------------------- -- line 266 ---------------------------------------- . // The invocation doesn't matter. Also we want to dedupe by the unsafe block and not by anything . // related to the callsite. . let span = cx.tcx.hir_span(id); . . (id, Span::new(span.lo(), span.hi(), SyntaxContext::root(), None)) . }) . .dedup_by(|&(_, a), &(_, b)| a == b); . 20 ( 0.00%) for (id, span) in bad_unsafe_blocks { 4,600 ( 0.00%) => /home/moon/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/itertools-0.15.0/src/adaptors/coalesce.rs:, ::check_crate_post::{closure#0}>>>, ::check_crate_post::{closure#1}>, ::check_crate_post::{closure#2}>, itertools::adaptors::coalesce::DedupPred2CoalescePred<::check_crate_post::{closure#3}>, itertools::adaptors::coalesce::NoCount> as core::iter::traits::iterator::Iterator>::next (1x) . span_lint_hir_and_then( . cx, . MACRO_METAVARS_IN_UNSAFE, . id, . span, . "this macro expands metavariables in an unsafe block", . |diag| { . diag.note("this allows the user of the macro to write unsafe code outside of an unsafe block"); -- line 282 ---------------------------------------- -- line 284 ---------------------------------------- . "consider expanding any metavariables outside of this block, e.g. by storing them in a variable", . ); . diag.help( . "... or also expand referenced metavariables in a safe context to require an unsafe block at callsite", . ); . }, . ); . } 8 ( 0.00%) } . } 80,351 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/casts/cast_ptr_alignment.rs -------------------------------------------------------------------------------- Ir -- line 7 ---------------------------------------- . use rustc_middle::ty::{self, Ty}; . . use super::CAST_PTR_ALIGNMENT; . . pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'_>, cast_from: Ty<'tcx>, cast_to: Ty<'tcx>) { . lint_cast_ptr_alignment(cx, expr, cast_from, cast_to); . } . 161,000 ( 0.01%) pub(super) fn check_cast_method(cx: &LateContext<'_>, expr: &Expr<'_>) { 66,668 ( 0.00%) if let ExprKind::MethodCall(method_path, self_arg, [], _) = &expr.kind 1,806 ( 0.00%) && method_path.ident.name == sym::cast . && let Some(generic_args) = method_path.args . && let [GenericArg::Type(cast_to)] = generic_args.args . // There probably is no obvious reason to do this, just to be consistent with `as` cases. . && !is_hir_ty_cfg_dependant(cx, cast_to.as_unambig_ty()) . { . let (cast_from, cast_to) = (cx.typeck_results().expr_ty(self_arg), cx.typeck_results().expr_ty(expr)); . lint_cast_ptr_alignment(cx, expr, cast_from, cast_to); . } 193,200 ( 0.01%) } . . fn lint_cast_ptr_alignment<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'_>, cast_from: Ty<'tcx>, cast_to: Ty<'tcx>) { . if let ty::RawPtr(from_ptr_ty, _) = *cast_from.kind() . && let ty::RawPtr(to_ptr_ty, _) = *cast_to.kind() . && let Ok(from_layout) = cx.layout_of(from_ptr_ty) . && let Ok(to_layout) = cx.layout_of(to_ptr_ty) . && from_layout.align.abi < to_layout.align.abi . // with c_void, we inherently need to trust the user -- line 34 ---------------------------------------- -------------------------------------------------------------------------------- -- 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 { 289,800 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 777 ( 0.00%) let Some(macro_call) = root_macro_call_first_node(cx, expr) else { . return; . }; 1,295 ( 0.00%) let Some(VecArgs::Repeat(elem, len)) = VecArgs::hir(cx, expr) else { 11,494 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (259x) . return; . }; . let Some((symbol, func_span)) = ref_init(cx, elem) else { . return; . }; . . emit_lint(cx, symbol, macro_call.span, elem, len, func_span); 257,600 ( 0.02%) } . } . . 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 ---------------------------------------- 259 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/source.rs -------------------------------------------------------------------------------- Ir -- line 46 ---------------------------------------- . #[inline] . fn source_map(self) -> &'sm SourceMap { . ::rustc_lint::LintContext::sess(self).source_map() . } . } . impl<'sm> HasSourceMap<'sm> for &LateContext<'sm> { . #[inline] . fn source_map(self) -> &'sm SourceMap { 876 ( 0.00%) self.tcx.sess.source_map() . } . } . . /// Conversion of a value into the range portion of a `Span`. . pub trait SpanRange: Sized { . fn into_range(self) -> Range; . } . impl SpanRange for Span { 3,865 ( 0.00%) fn into_range(self) -> Range { . let data = self.data(); 1,546 ( 0.00%) data.lo..data.hi 1,546 ( 0.00%) } . } . impl SpanRange for SpanData { . fn into_range(self) -> Range { . self.lo..self.hi . } . } . impl SpanRange for Range { . fn into_range(self) -> Range { -- line 74 ---------------------------------------- -- line 105 ---------------------------------------- . Span::new(self.start, self.end, ctxt, None) . } . } . . pub trait SpanExt: SpanRange { . /// Attempts to get a handle to the source text. Returns `None` if either the span is malformed, . /// or the source text is not accessible. . fn get_text<'sm>(self, sm: impl HasSourceMap<'sm>) -> Option { 644 ( 0.00%) get_source_range(sm.source_map(), self.into_range()).and_then(SourceText::new) 18,876 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::get_source_range (52x) 2,184 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:::into_range (52x) . } . . /// Gets the source file, and range in the file, of the given span. Returns `None` if the span . /// extends through multiple files, or is malformed. . fn get_source_range<'sm>(self, sm: impl HasSourceMap<'sm>) -> Option { 1,728 ( 0.00%) get_source_range(sm.source_map(), self.into_range()) 22,981 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::get_source_range (67x) . } . . /// Calls the given function with the source text referenced and returns the value. Returns . /// `None` if the source text cannot be retrieved. 972 ( 0.00%) fn with_source_text<'sm, T>(self, sm: impl HasSourceMap<'sm>, f: impl for<'a> FnOnce(&'a str) -> T) -> Option { 1,379 ( 0.00%) with_source_text(sm.source_map(), self.into_range(), f) 5,334 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:::into_range (127x) 1,206 ( 0.00%) } . . /// Checks if the referenced source text satisfies the given predicate. Returns `false` if the . /// source text cannot be retrieved. . fn check_text<'sm>(self, sm: impl HasSourceMap<'sm>, pred: impl for<'a> FnOnce(&'a str) -> bool) -> bool { 538 ( 0.00%) self.with_source_text(sm, pred).unwrap_or(false) 28,073 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:::with_source_text::::check_expr::{closure#0}> (67x) . } . . /// Calls the given function with the both the text of the source file and the referenced range, . /// and returns the value. Returns `None` if the source text cannot be retrieved. . fn with_source_text_and_range<'sm, T>( . self, . sm: impl HasSourceMap<'sm>, . f: impl for<'a> FnOnce(&'a str, Range) -> T, -- line 139 ---------------------------------------- -- line 177 ---------------------------------------- . } . } . impl SpanExt for T {} . . /// Handle to a range of text in a source file. . pub struct SourceText(SourceFileRange); . impl SourceText { . /// Takes ownership of the source file handle if the source text is accessible. 97 ( 0.00%) pub fn new(text: SourceFileRange) -> Option { . if text.as_str().is_some() { 388 ( 0.00%) Some(Self(text)) . } else { . None . } 97 ( 0.00%) } . . /// Gets the source text. . pub fn as_str(&self) -> &str { . self.0.as_str().unwrap() . } . . /// Converts this into an owned string. . pub fn to_owned(&self) -> String { . self.as_str().to_owned() . } . } . impl Deref for SourceText { . type Target = str; . fn deref(&self) -> &Self::Target { . self.as_str() 97 ( 0.00%) } . } . impl AsRef for SourceText { . fn as_ref(&self) -> &str { . self.as_str() . } . } . impl Index for SourceText . where -- line 215 ---------------------------------------- -- line 226 ---------------------------------------- . } . } . impl fmt::Debug for SourceText { . fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { . self.as_str().fmt(f) . } . } . 8,460 ( 0.00%) fn get_source_range(sm: &SourceMap, sp: Range) -> Option { 6,768 ( 0.00%) let start = sm.lookup_byte_offset(sp.start); 119,554 ( 0.01%) => ???:::lookup_byte_offset (846x) 4,230 ( 0.00%) let end = sm.lookup_byte_offset(sp.end); 119,554 ( 0.01%) => ???:::lookup_byte_offset (846x) 2,538 ( 0.00%) if !Arc::ptr_eq(&start.sf, &end.sf) || start.pos > end.pos { . return None; . } 2,538 ( 0.00%) sm.ensure_source_file_source_present(&start.sf); 19,458 ( 0.00%) => ???:::ensure_source_file_source_present (846x) . let range = start.pos.to_usize()..end.pos.to_usize(); 3,384 ( 0.00%) Some(SourceFileRange { sf: start.sf, range }) 7,614 ( 0.00%) } . 495 ( 0.00%) fn with_source_text(sm: &SourceMap, sp: Range, f: impl for<'a> FnOnce(&'a str) -> T) -> Option { 4,435 ( 0.00%) if let Some(src) = get_source_range(sm, sp) 46,101 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::get_source_range (127x) 1,366 ( 0.00%) && let Some(src) = src.as_str() 3,556 ( 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 (127x) . { . Some(f(src)) . } else { . None . } 360 ( 0.00%) } . . fn with_source_text_and_range( . sm: &SourceMap, . sp: Range, . f: impl for<'a> FnOnce(&'a str, Range) -> T, . ) -> Option { . if let Some(src) = get_source_range(sm, sp) . && let Some(text) = &src.sf.src -- line 261 ---------------------------------------- -- line 355 ---------------------------------------- . } . impl SourceFileRange { . /// Attempts to get the text from the source file. This can fail if the source text isn't . /// loaded. . pub fn as_str(&self) -> Option<&str> { . (self.sf.src.as_ref().map(|src| src.as_str())) . .or_else(|| self.sf.external_src.get()?.get_source()) . .and_then(|x| x.get(self.range.clone())) 418 ( 0.00%) } . } . . /// Like [`snippet_block`], but add braces if the expr is not an `ExprKind::Block` with no label. 60 ( 0.00%) pub fn expr_block<'sm>( . sm: impl HasSourceMap<'sm>, . expr: &Expr<'_>, . outer: SyntaxContext, . default: &str, . indent_relative_to: Option, . app: &mut Applicability, . ) -> String { 80 ( 0.00%) let (code, from_macro) = snippet_block_with_context(sm, expr.span, outer, default, indent_relative_to, app); 232,555 ( 0.02%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::snippet_block_with_context::<&rustc_lint::context::LateContext> (10x) 28 ( 0.00%) if !from_macro 2 ( 0.00%) && let ExprKind::Block(block, None) = expr.kind . && block.rules != BlockCheckMode::UnsafeBlock(UnsafeSource::UserProvided) . { 8 ( 0.00%) code . } else { . // FIXME: add extra indent for the unsafe blocks: . // original code: unsafe { ... } . // result code: { unsafe { ... } } . // desired code: {\n unsafe { ... }\n} 24 ( 0.00%) format!("{{ {code} }}") . } 50 ( 0.00%) } . . /// Returns a new Span that extends the original Span to the first non-whitespace char of the first . /// line. . /// . /// ```rust,ignore . /// let x = (); . /// // ^^ . /// // will be converted to -- line 396 ---------------------------------------- -- line 413 ---------------------------------------- . /// . /// ```no_run . /// let x = (); . /// // ^^ . /// // will be converted to . /// let x = (); . /// // ^^^^^^^^^^^^^^ . /// ``` 96 ( 0.00%) fn line_span<'sm>(sm: impl HasSourceMap<'sm>, span: Span) -> Span { 48 ( 0.00%) let span = original_sp(span, DUMMY_SP); 252 ( 0.00%) => ???:rustc_span::source_map::original_sp (12x) 36 ( 0.00%) let SourceFileAndLine { sf, line } = sm.source_map().lookup_line(span.lo()).unwrap(); 3,000 ( 0.00%) => ???:::lookup_line (12x) 48 ( 0.00%) let line_start = sf.lines()[line]; 96 ( 0.00%) => ???:::lines (12x) . let line_start = sf.absolute_position(line_start); . span.with_lo(line_start) 96 ( 0.00%) } . . /// Returns the indentation of the line of a span . /// . /// ```rust,ignore . /// let x = (); . /// // ^^ -- will return 0 . /// let x = (); . /// // ^^ -- will return 4 . /// ``` 48 ( 0.00%) pub fn indent_of<'sm>(sm: impl HasSourceMap<'sm>, span: Span) -> Option { 60 ( 0.00%) snippet_opt(sm, line_span(sm, span)).and_then(|snip| snip.find(|c: char| !c.is_whitespace())) 5,076 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::line_span::<&rustc_lint::context::LateContext> (12x) 72 ( 0.00%) } . . /// Gets a snippet of the indentation of the line of a span . pub fn snippet_indent<'sm>(sm: impl HasSourceMap<'sm>, span: Span) -> Option { . snippet_opt(sm, line_span(sm, span)).map(|mut s| { . let len = s.len() - s.trim_start().len(); . s.truncate(len); . s . }) -- line 447 ---------------------------------------- -- line 485 ---------------------------------------- . } . break; . } . rpos . }) . } . . /// Reindent a multiline string with possibility of ignoring the first line. 132 ( 0.00%) pub fn reindent_multiline(s: &str, ignore_first: bool, indent: Option) -> String { 36 ( 0.00%) let s_space = reindent_multiline_inner(s, ignore_first, indent, ' '); 87,647 ( 0.01%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::reindent_multiline_inner (12x) 84 ( 0.00%) let s_tab = reindent_multiline_inner(&s_space, ignore_first, indent, '\t'); 96,147 ( 0.01%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::reindent_multiline_inner (12x) 84 ( 0.00%) reindent_multiline_inner(&s_tab, ignore_first, indent, ' ') 88,160 ( 0.01%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::reindent_multiline_inner (12x) 108 ( 0.00%) } . 468 ( 0.00%) fn reindent_multiline_inner(s: &str, ignore_first: bool, indent: Option, ch: char) -> String { . let x = s . .lines() . .skip(usize::from(ignore_first)) . .filter_map(|l| { 432 ( 0.00%) if l.is_empty() { . None . } else { . // ignore empty lines 3,408 ( 0.00%) Some(l.char_indices().find(|&(_, x)| x != ch).unwrap_or((l.len(), ch)).0) . } . }) . .min() . .unwrap_or(0); . let indent = indent.unwrap_or(0); . s.lines() . .enumerate() . .map(|(i, l)| { 1,380 ( 0.00%) if (ignore_first && i == 0) || l.is_empty() { . l.to_owned() 1,600 ( 0.00%) } else if x > indent { . l.split_at(x - indent).1.to_owned() . } else { 88 ( 0.00%) " ".repeat(indent - x) + l . } . }) . .collect::>() . .join("\n") 288 ( 0.00%) } . . /// Converts a span to a code snippet if available, otherwise returns the default. . /// . /// This is useful if you want to provide suggestions for your lint or more generally, if you want . /// to convert a given `Span` to a `str`. . /// . /// To create suggestions consider using [`snippet_with_applicability`] to ensure that the . /// applicability stays correct. -- line 535 ---------------------------------------- -- line 541 ---------------------------------------- . /// // ^^^^^ ^^^^^^^^^^ . /// // span1 span2 . /// . /// // The snippet call would return the corresponding code snippet . /// snippet(cx, span1, "..") // -> "value" . /// snippet(cx, span2, "..") // -> "Vec::new()" . /// ``` . pub fn snippet<'a, 'sm>(sm: impl HasSourceMap<'sm>, span: Span, default: &'a str) -> Cow<'a, str> { 63 ( 0.00%) snippet_opt(sm, span).map_or_else(|| Cow::Borrowed(default), From::from) 3,866 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::snippet_opt::<&rustc_lint::context::LateContext> (8x) . } . . /// Same as [`snippet`], but it adapts the applicability level by following rules: . /// . /// - Applicability level `Unspecified` will never be changed. . /// - If the span is inside a macro, change the applicability level to `MaybeIncorrect`. . /// - If the default value is used and the applicability level is `MachineApplicable`, change it to . /// `HasPlaceholders` -- line 557 ---------------------------------------- -- line 559 ---------------------------------------- . /// If the span might realistically contain a macro call (e.g. `vec![]`), consider using . /// [`snippet_with_context`] instead. . pub fn snippet_with_applicability<'a, 'sm>( . sm: impl HasSourceMap<'sm>, . span: Span, . default: &'a str, . applicability: &mut Applicability, . ) -> Cow<'a, str> { 70 ( 0.00%) snippet_with_applicability_sm(sm.source_map(), span, default, applicability) 2,552 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::snippet_with_applicability_sm (5x) . } . 120 ( 0.00%) fn snippet_with_applicability_sm<'a>( . sm: &SourceMap, . span: Span, . default: &'a str, . applicability: &mut Applicability, . ) -> Cow<'a, str> { 43 ( 0.00%) if *applicability != Applicability::Unspecified && span.from_expansion() { 16 ( 0.00%) *applicability = Applicability::MaybeIncorrect; . } 203 ( 0.00%) if let Some(t) = snippet_opt(sm, span) { 12 ( 0.00%) Cow::Owned(t) . } else { . if *applicability == Applicability::MachineApplicable { . *applicability = Applicability::HasPlaceholders; . } . Cow::Borrowed(default) . } 96 ( 0.00%) } . . /// Converts a span to a code snippet. Returns `None` if not available. 261 ( 0.00%) pub fn snippet_opt<'sm>(sm: impl HasSourceMap<'sm>, span: Span) -> Option { 957 ( 0.00%) sm.source_map().span_to_snippet(span).ok() 14,466 ( 0.00%) => ???:::span_to_snippet (37x) 348 ( 0.00%) } . . /// Converts a span (from a block) to a code snippet if available, otherwise use default. . /// . /// This trims the code of indentation, except for the first line. Use it for blocks or block-like . /// things which need to be printed as such. . /// . /// The `indent_relative_to` arg can be used, to provide a span, where the indentation of the . /// resulting snippet of the given span. -- line 600 ---------------------------------------- -- line 646 ---------------------------------------- . applicability: &mut Applicability, . ) -> String { . let snip = snippet_with_applicability(sm, span, default, applicability); . let indent = indent_relative_to.and_then(|s| indent_of(sm, s)); . reindent_multiline(&snip, true, indent) . } . . /// Combination of [`snippet_block`] and [`snippet_with_context`]. 110 ( 0.00%) pub fn snippet_block_with_context<'sm>( . sm: impl HasSourceMap<'sm>, . span: Span, . outer: SyntaxContext, . default: &str, . indent_relative_to: Option, . app: &mut Applicability, . ) -> (String, bool) { 40 ( 0.00%) let (snip, from_macro) = snippet_with_context(sm, span, outer, default, app); 20 ( 0.00%) let indent = indent_relative_to.and_then(|s| indent_of(sm, s)); 12,772 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::indent_of::<&rustc_lint::context::LateContext> (10x) 90 ( 0.00%) (reindent_multiline(&snip, true, indent), from_macro) 211,105 ( 0.01%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::reindent_multiline (10x) 90 ( 0.00%) } . . /// Same as [`snippet_with_applicability`], but first walks the span up to the given context. . /// . /// This will result in the macro call, rather than the expansion, if the span is from a child . /// context. If the span is not from a child context, it will be used directly instead. . /// . /// e.g. Given the expression `&vec![]`, getting a snippet from the span for `vec![]` as a HIR node . /// would result in `box []`. If given the context of the address of expression, this function will -- line 673 ---------------------------------------- -- line 676 ---------------------------------------- . /// This will also return whether or not the snippet is a macro call. . pub fn snippet_with_context<'a, 'sm>( . sm: impl HasSourceMap<'sm>, . span: Span, . outer: SyntaxContext, . default: &'a str, . applicability: &mut Applicability, . ) -> (Cow<'a, str>, bool) { 179 ( 0.00%) snippet_with_context_sm(sm.source_map(), span, outer, default, applicability) 3,549 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::snippet_with_context_sm (5x) . } . 403 ( 0.00%) fn snippet_with_context_sm<'a>( . sm: &SourceMap, . span: Span, . outer: SyntaxContext, . default: &'a str, . applicability: &mut Applicability, . ) -> (Cow<'a, str>, bool) { . // If it is just range desugaring, use the desugaring span since it may include parenthesis. 62 ( 0.00%) if span.desugaring_kind() == Some(DesugaringKind::RangeExpr) && span.parent_callsite().unwrap().ctxt() == outer { 2,944 ( 0.00%) => ???:::desugaring_kind (31x) . return (snippet_with_applicability_sm(sm, span, default, applicability), false); . } . . let (span, is_macro_call) = walk_span_to_context(span, outer).map_or_else( . || { . // The span is from a macro argument, and the outer context is the macro using the argument . if *applicability != Applicability::Unspecified { . *applicability = Applicability::MaybeIncorrect; -- line 703 ---------------------------------------- -- line 707 ---------------------------------------- . }, . |outer_span| (outer_span, span.ctxt() != outer), . ); . . ( . snippet_with_applicability_sm(sm, span, default, applicability), . is_macro_call, . ) 279 ( 0.00%) } . . /// Walks the span up to the target context, thereby returning the macro call site if the span is . /// inside a macro expansion, or the original span if it is not. . /// . /// Note this will return `None` in the case of the span being in a macro expansion, but the target . /// context is from expanding a macro argument. . /// . /// Given the following -- line 723 ---------------------------------------- -- line 736 ---------------------------------------- . /// ```rust,ignore . /// macro_rules! m { ($e:expr) => { n!($e, 0) }; } . /// macro_rules! n { ($e:expr, $f:expr) => { f($e, $f) }; } . /// g(m!(0)) . /// ``` . /// . /// If called with a span of the call to `f` and a context of the call to `g` this will return a . /// span containing `m!(0)`. 696 ( 0.00%) pub fn walk_span_to_context(span: Span, outer: SyntaxContext) -> Option { 472 ( 0.00%) let outer_span = hygiene::walk_chain(span, outer); 2,018 ( 0.00%) => ???:rustc_span::hygiene::walk_chain (31x) . (outer_span.ctxt() == outer).then_some(outer_span) 696 ( 0.00%) } . . /// Trims the whitespace from the start and the end of the span. . pub fn trim_span(sm: &SourceMap, span: Span) -> Span { . let data = span.data(); . let sf: &_ = &sm.lookup_source_file(data.lo); . let Some(src) = sf.src.as_deref() else { . return span; . }; -- line 755 ---------------------------------------- -- line 774 ---------------------------------------- . /// ``` . pub fn expand_past_previous_comma<'sm>(sm: impl HasSourceMap<'sm>, span: Span) -> Span { . let extended = sm.source_map().span_extend_to_prev_char(span, ',', true); . extended.with_lo(extended.lo() - BytePos(1)) . } . . /// Converts `expr` to a `char` literal if it's a `str` literal containing a single . /// character (or a single byte with `ascii_only`) 48 ( 0.00%) pub fn str_literal_to_char_literal<'sm>( . sm: impl HasSourceMap<'sm>, . expr: &Expr<'_>, . applicability: &mut Applicability, . ascii_only: bool, . ) -> Option { 24 ( 0.00%) if let ExprKind::Lit(lit) = &expr.kind 8 ( 0.00%) && let LitKind::Str(r, style) = lit.node . && let string = r.as_str() 4 ( 0.00%) && let len = if ascii_only { . string.len() . } else { . string.chars().count() . } 6 ( 0.00%) && len == 1 . { . let snip = snippet_with_applicability(sm, expr.span, string, applicability); . let ch = if let StrStyle::Raw(nhash) = style { . let nhash = nhash as usize; . // for raw string: r##"a"## . &snip[(nhash + 2)..(snip.len() - 1 - nhash)] . } else { . // for regular string: "a" -- line 804 ---------------------------------------- -- line 812 ---------------------------------------- . r"\" => "\\\\", . "\\\"" => "\"", // no need to escape `"` in `'"'` . _ => ch, . } . ); . . Some(hint) . } else { 6 ( 0.00%) None . } 54 ( 0.00%) } . . #[cfg(test)] . mod test { . use super::reindent_multiline; . . #[test] . fn test_reindent_multiline_single_line() { . assert_eq!("", reindent_multiline("", false, None)); -- line 830 ---------------------------------------- 3,243 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/octal_escapes.rs -------------------------------------------------------------------------------- Ir -- line 45 ---------------------------------------- . pub OCTAL_ESCAPES, . suspicious, . "string escape sequences looking like octal characters" . } . . declare_lint_pass!(OctalEscapes => [OCTAL_ESCAPES]); . . impl EarlyLintPass for OctalEscapes { 212,562 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 60,732 ( 0.00%) if let ExprKind::Lit(lit) = &expr.kind . // The number of bytes from the start of the token to the start of literal's text. 6,172 ( 0.00%) && let start_offset = BytePos::from_u32(match lit.kind { . LitKind::Str => 1, . LitKind::ByteStr | LitKind::CStr => 2, . _ => return, . }) 5,136 ( 0.00%) && !expr.span.in_external_macro(cx.sess().source_map()) . { . let s = lit.symbol.as_str(); . let mut iter = s.as_bytes().iter(); 3,784 ( 0.00%) while let Some(&c) = iter.next() { 7,590 ( 0.00%) if c == b'\\' . // Always move the iterator to read the escape char. 44 ( 0.00%) && let Some(b'0') = iter.next() . { . // C-style octal escapes read from one to three characters. . // The first character (`0`) has already been read. . let (tail, len, c_hi, c_lo) = match *iter.as_slice() { . [c_hi @ b'0'..=b'7', c_lo @ b'0'..=b'7', ref tail @ ..] => (tail, 4, c_hi, c_lo), . [c_lo @ b'0'..=b'7', ref tail @ ..] => (tail, 3, b'0', c_lo), . _ => continue, . }; -- line 76 ---------------------------------------- -- line 107 ---------------------------------------- . ); . }); . } else { . break; . } . } . } . } 242,928 ( 0.02%) } . } 5,572 ( 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 { 128,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 66,884 ( 0.00%) if let ExprKind::MethodCall(name, recv, [_], _) = expr.kind 216 ( 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, . ); . } . } 128,800 ( 0.01%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/needless_update.rs -------------------------------------------------------------------------------- Ir -- line 44 ---------------------------------------- . pub NEEDLESS_UPDATE, . complexity, . "using `Foo { ..base }` when there are no missing fields" . } . . declare_lint_pass!(NeedlessUpdate => [NEEDLESS_UPDATE]); . . impl<'tcx> LateLintPass<'tcx> for NeedlessUpdate { 161,000 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 64,440 ( 0.00%) if let ExprKind::Struct(_, fields, StructTailExpr::Base(base)) = expr.kind { . let ty = cx.typeck_results().expr_ty(expr); . if let ty::Adt(def, _) = ty.kind() . && fields.len() == def.non_enum_variant().fields.len() . && !def.variant(0_usize.into()).is_field_list_non_exhaustive() . { . span_lint( . cx, . NEEDLESS_UPDATE, . base.span, . "struct update has no effect, all the fields in the struct have already been specified", . ); . } . } 193,200 ( 0.01%) } . } -------------------------------------------------------------------------------- -- 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 { 112 ( 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<'_>) { 64,400 ( 0.00%) if let ExprKind::Assign(target, ..) = &expr.kind { . let mut base = target; 294 ( 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 ---------------------------------------- 56 ( 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 { 289,800 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 64,400 ( 0.00%) if let ExprKind::Cast(cast_from_expr, cast_to_hir) = expr.kind { . if expr.span.in_external_macro(cx.sess().source_map()) { . return; . } . if is_hir_ty_cfg_dependant(cx, cast_to_hir) { . return; . } . let (cast_from, cast_to) = ( . cx.typeck_results().expr_ty(cast_from_expr), -- line 900 ---------------------------------------- -- line 938 ---------------------------------------- . . let was_borrow_as_ptr_emitted = self.msrv.meets(cx, msrvs::BORROW_AS_PTR) . && borrow_as_ptr::check(cx, expr, cast_from_expr, cast_to_hir, self.msrv); . if !was_borrow_as_ptr_emitted && self.msrv.meets(cx, msrvs::PTR_FROM_REF) { . ref_as_ptr::check(cx, expr, cast_from_expr, cast_to_hir); . } . } . 225,400 ( 0.02%) if self.msrv.meets(cx, msrvs::RAW_REF_OP) { 483,000 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (32,200x) 96,600 ( 0.01%) borrow_as_ptr::check_implicit_cast(cx, expr); 582,429 ( 0.04%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/borrow_as_ptr.rs:clippy_lints::casts::borrow_as_ptr::check_implicit_cast (32,200x) . } 193,200 ( 0.01%) if self.msrv.meets(cx, msrvs::PTR_SLICE_RAW_PARTS) { 483,000 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (32,200x) 96,600 ( 0.01%) cast_slice_from_raw_parts::check_implicit_cast(cx, expr); 987,326 ( 0.07%) => /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_implicit_cast (32,200x) . } 96,600 ( 0.01%) cast_ptr_alignment::check_cast_method(cx, expr); 423,577 ( 0.03%) => /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 (32,200x) 128,800 ( 0.01%) cast_slice_different_sizes::check(cx, expr, self.msrv); 5,553,729 ( 0.37%) => /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 (32,200x) 96,600 ( 0.01%) ptr_cast_constness::check_null_ptr_cast_method(cx, expr); 488,621 ( 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 (32,200x) 257,600 ( 0.02%) } . . fn check_body(&mut self, cx: &LateContext<'tcx>, body: &rustc_hir::Body<'tcx>) { 693 ( 0.00%) needless_type_cast::check(cx, body); 1,613,068 ( 0.11%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/casts/needless_type_cast.rs:clippy_lints::casts::needless_type_cast::check (231x) . } . } -------------------------------------------------------------------------------- -- 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 { 289,800 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 91,704 ( 0.01%) if e.span.from_expansion() { . return; . } . 156 ( 0.00%) if let ExprKind::Binary(Spanned { node, .. }, left_side, right_side) = e.kind 312 ( 0.00%) && is_expn_of(left_side.span, sym::cfg).is_none() 1,768 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_expn_of (52x) 312 ( 0.00%) && is_expn_of(right_side.span, sym::cfg).is_none() 1,768 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_expn_of (52x) 260 ( 0.00%) && cx.typeck_results().expr_ty(left_side).is_bool() 2,080 ( 0.00%) => ???:::expr_ty (52x) 35 ( 0.00%) && cx.typeck_results().expr_ty(right_side).is_bool() 280 ( 0.00%) => ???:::expr_ty (7x) . { 7 ( 0.00%) let ignore_case = None::<(fn(_) -> _, &str)>; 7 ( 0.00%) let ignore_no_literal = None::<(fn(_, _) -> _, &str)>; 21 ( 0.00%) match node { . BinOpKind::Eq => { . let true_case = Some((|h| h, "equality checks against true are unnecessary")); . let false_case = Some(( . |h: Sugg<'tcx>| !h, . "equality checks against false can be replaced by a negation", . )); . check_comparison(cx, e, true_case, false_case, true_case, false_case, ignore_no_literal); . }, -- line 60 ---------------------------------------- -- line 94 ---------------------------------------- . Some(( . |l: Sugg<'tcx>, r: Sugg<'tcx>| l.bit_and(&(!r)), . "order comparisons between booleans can be simplified", . )), . ), . _ => (), . } . } 257,600 ( 0.02%) } . } . . 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 ---------------------------------------- 9,792 ( 0.00%) -------------------------------------------------------------------------------- -- 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) { 1,624 ( 0.00%) if self.msrv.meets(msrvs::OR_PATTERNS) { 3,248 ( 0.00%) => /rust/deps/smallvec-1.15.1/src/lib.rs:::meets (406x) 2,436 ( 0.00%) lint_unnested_or_patterns(cx, &a.pat); 345,446 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:clippy_lints::unnested_or_patterns::lint_unnested_or_patterns (406x) . } . } . . fn check_expr(&mut self, cx: &EarlyContext<'_>, e: &ast::Expr) { 151,830 ( 0.01%) if self.msrv.meets(msrvs::OR_PATTERNS) 242,928 ( 0.02%) => /rust/deps/smallvec-1.15.1/src/lib.rs:::meets (30,366x) . && let ast::ExprKind::Let(pat, _, _, _) = &e.kind . { 87 ( 0.00%) lint_unnested_or_patterns(cx, pat); 23,417 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:clippy_lints::unnested_or_patterns::lint_unnested_or_patterns (29x) . } . } . . fn check_param(&mut self, cx: &EarlyContext<'_>, p: &ast::Param) { 1,236 ( 0.00%) if self.msrv.meets(msrvs::OR_PATTERNS) { 2,472 ( 0.00%) => /rust/deps/smallvec-1.15.1/src/lib.rs:::meets (309x) 927 ( 0.00%) lint_unnested_or_patterns(cx, &p.pat); 16,071 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:clippy_lints::unnested_or_patterns::lint_unnested_or_patterns (309x) . } . } . . fn check_local(&mut self, cx: &EarlyContext<'_>, l: &ast::Local) { 5,816 ( 0.00%) if self.msrv.meets(msrvs::OR_PATTERNS) { 11,632 ( 0.00%) => /rust/deps/smallvec-1.15.1/src/lib.rs:::meets (1,454x) 4,362 ( 0.00%) lint_unnested_or_patterns(cx, &l.pat); 66,864 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:clippy_lints::unnested_or_patterns::lint_unnested_or_patterns (1,454x) . } . } . . extract_msrv_attr!(); . } . 10,990 ( 0.00%) fn lint_unnested_or_patterns(cx: &EarlyContext<'_>, pat: &Pat) { 18,598 ( 0.00%) if let Ident(.., None) | Expr(_) | Wild | Path(..) | Range(..) | Rest | MacCall(_) = pat.kind { . // This is a leaf pattern, so cloning is unprofitable. . return; . } . . let mut pat = pat.clone(); . . // Nix all the paren patterns everywhere so that they aren't in our way. . remove_all_parens(&mut pat); . . // Transform all unnested or-patterns into nested ones, and if there were none, quit. 608 ( 0.00%) if !unnest_or_patterns(&mut pat) { . return; . } . 54 ( 0.00%) span_lint_and_then(cx, UNNESTED_OR_PATTERNS, pat.span, "unnested or-patterns", |db| { 4,242 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_utils::diagnostics::span_lint_and_then:: (6x) . insert_necessary_parens(&mut pat); . db.span_suggestion_verbose( . pat.span, . "nest the patterns", . pprust::pat_to_string(&pat), . Applicability::MachineApplicable, . ); . }); 13,188 ( 0.00%) } . . /// Remove all `(p)` patterns in `pat`. . fn remove_all_parens(pat: &mut Pat) { . #[derive(Default)] . struct Visitor { . /// If is not in the outer most pattern. This is needed to avoid removing the outermost . /// parens because top-level or-patterns are not allowed in let statements. . is_inner: bool, . } . . impl MutVisitor for Visitor { . fn visit_pat(&mut self, pat: &mut Pat) { . let is_inner = mem::replace(&mut self.is_inner, true); . walk_pat(self, pat); 2,096 ( 0.00%) let inner = match &mut pat.kind { . Paren(i) if is_inner => mem::replace(&mut i.kind, Wild), . _ => return, . }; . pat.kind = inner; . } . } . Visitor::default().visit_pat(pat); . } -- line 141 ---------------------------------------- -- line 167 ---------------------------------------- . . /// Unnest or-patterns `p0 | ... | p1` in the pattern `pat`. . /// For example, this would transform `Some(0) | FOO | Some(2)` into `Some(0 | 2) | FOO`. . fn unnest_or_patterns(pat: &mut Pat) -> bool { . struct Visitor { . changed: bool, . } . impl MutVisitor for Visitor { 9,018 ( 0.00%) fn visit_pat(&mut self, p: &mut Pat) { . // This is a bottom up transformation, so recurse first. . walk_pat(self, p); . . // Don't have an or-pattern? Just quit early on. 2,004 ( 0.00%) let Or(alternatives) = &mut p.kind else { return }; . . // Collapse or-patterns directly nested in or-patterns. . let mut idx = 0; . let mut this_level_changed = false; 825 ( 0.00%) while idx < alternatives.len() { 350 ( 0.00%) let inner = if let Or(ps) = &mut alternatives[idx].kind { . mem::take(ps) . } else { 175 ( 0.00%) idx += 1; . continue; . }; . this_level_changed = true; . alternatives.splice(idx..=idx, inner); . } . . // Focus on `p_n` and then try to transform all `p_i` where `i > n`. . let mut focus_idx = 0; 360 ( 0.00%) while focus_idx < alternatives.len() { 155 ( 0.00%) this_level_changed |= transform_with_focus_on_idx(alternatives, focus_idx); . focus_idx += 1; . } 150 ( 0.00%) self.changed |= this_level_changed; . . // Deal with `Some(Some(0)) | Some(Some(1))`. 150 ( 0.00%) if this_level_changed { . walk_pat(self, p); . } 8,016 ( 0.00%) } . } . 912 ( 0.00%) let mut visitor = Visitor { changed: false }; 304 ( 0.00%) visitor.visit_pat(pat); 113,049 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:::visit_pat (304x) . visitor.changed . } . . /// Match `$scrutinee` against `$pat` and extract `$then` from it. . /// Panics if there is no match. . macro_rules! always_pat { . ($scrutinee:expr, $pat:pat => $then:expr) => { 60 ( 0.00%) match $scrutinee { . $pat => $then, . _ => unreachable!(), . } . }; . } . . /// Focus on `focus_idx` in `alternatives`, . /// attempting to extend it with elements of the same constructor `C` . /// in `alternatives[focus_idx + 1..]`. . fn transform_with_focus_on_idx(alternatives: &mut ThinVec, focus_idx: usize) -> bool { . // Extract the kind; we'll need to make some changes in it. 620 ( 0.00%) let mut focus_kind = mem::replace(&mut alternatives[focus_idx].kind, Wild); . // We'll focus on `alternatives[focus_idx]`, . // so we're draining from `alternatives[focus_idx + 1..]`. 310 ( 0.00%) let start = focus_idx + 1; . . // We're trying to find whatever kind (~"constructor") we found in `alternatives[start..]`. 1,243 ( 0.00%) let changed = match &mut focus_kind { . Missing => unreachable!(), . // These pattern forms are "leafs" and do not have sub-patterns. . // Therefore they are not some form of constructor `C`, . // with which a pattern `C(p_0)` may be formed, . // which we would want to join with other `C(p_j)`s. . Ident(.., None) | Expr(_) | Wild | Err(_) | Never | Path(..) | Range(..) | Rest | MacCall(_) . // Skip immutable refs, as grouping them saves few characters, . // and almost always requires adding parens (increasing noisiness). -- line 246 ---------------------------------------- -- line 281 ---------------------------------------- . Slice(ps1) => extend_with_matching_product( . ps1, start, alternatives, . |k, ps1, idx| matches!(k, Slice(ps2) if eq_pre_post(ps1, ps2, idx)), . |k| always_pat!(k, Slice(ps) => ps), . ), . // Transform `(pre, x, post) | ... | (pre, y, post)` into `(pre, x | y, post)`. . Tuple(ps1) => extend_with_matching_product( . ps1, start, alternatives, 60 ( 0.00%) |k, ps1, idx| matches!(k, Tuple(ps2) if eq_pre_post(ps1, ps2, idx)), 7 ( 0.00%) |k| always_pat!(k, Tuple(ps) => ps), . ), . // Transform `S(pre, x, post) | ... | S(pre, y, post)` into `S(pre, x | y, post)`. . TupleStruct(qself1, path1, ps1) => extend_with_matching_product( . ps1, start, alternatives, 288 ( 0.00%) |k, ps1, idx| matches!( . k, . TupleStruct(qself2, path2, ps2) 273 ( 0.00%) if eq_maybe_qself(qself1.as_deref(), qself2.as_deref()) 492 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ast_utils/mod.rs:clippy_utils::ast_utils::eq_maybe_qself (82x) 377 ( 0.00%) && eq_path(path1, path2) && eq_pre_post(ps1, ps2, idx) 3,185 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ast_utils/mod.rs:clippy_utils::ast_utils::eq_path (82x) . ), 13 ( 0.00%) |k| always_pat!(k, TupleStruct(_, _, ps) => ps), . ), . // Transform a record pattern `S { fp_0, ..., fp_n }`. . Struct(qself1, path1, fps1, rest1) => { . extend_with_struct_pat(qself1.as_deref(), path1, fps1, *rest1, start, alternatives) . }, . }; . 2,945 ( 0.00%) alternatives[focus_idx].kind = focus_kind; 2,304 ( 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:: (128x) . changed . } . . /// Here we focusing on a record pattern `S { fp_0, ..., fp_n }`. . /// In particular, for a record pattern, the order in which the field patterns is irrelevant. . /// So when we fixate on some `ident_k: pat_k`, we try to find `ident_k` in the other pattern . /// and check that all `fp_i` where `i ∈ ((0...n) \ k)` between two patterns are equal. . fn extend_with_struct_pat( -- line 317 ---------------------------------------- -- line 364 ---------------------------------------- . fn extend_with_matching_product( . targets: &mut [Pat], . start: usize, . alternatives: &mut ThinVec, . predicate: impl Fn(&PatKind, &[Pat], usize) -> bool, . extract: impl Fn(PatKind) -> ThinVec, . ) -> bool { . (0..targets.len()).any(|idx| { 79 ( 0.00%) let tail_or = drain_matching( . start, . alternatives, 848 ( 0.00%) |k| predicate(k, targets, idx), 105 ( 0.00%) |k| extract(k).swap_remove(idx), . ); 553 ( 0.00%) extend_with_tail_or(&mut targets[idx], tail_or) 5,722 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unnested_or_patterns.rs:clippy_lints::unnested_or_patterns::extend_with_tail_or (70x) . }) . } . . /// Extract the pattern from the given one and replace it with `Wild`. . /// This is meant for temporarily swapping out the pattern for manipulation. . fn take_pat(from: &mut Pat) -> Pat { . let dummy = Pat { . id: DUMMY_NODE_ID, -- line 386 ---------------------------------------- -- line 387 ---------------------------------------- . kind: Wild, . span: DUMMY_SP, . }; . mem::replace(from, dummy) . } . . /// Extend `target` as an or-pattern with the alternatives . /// in `tail_or` if there are any and return if there were. 474 ( 0.00%) fn extend_with_tail_or(target: &mut Pat, tail_or: ThinVec) -> bool { . fn extend(target: &mut Pat, mut tail_or: ThinVec) { . // On an existing or-pattern in the target, append to it, . // otherwise convert the target to an or-pattern. 21 ( 0.00%) if let Or(ps) = &mut target.kind { . ps.append(&mut tail_or); . } else { 7 ( 0.00%) let mut init_or = thin_vec![take_pat(target)]; . init_or.append(&mut tail_or); 35 ( 0.00%) target.kind = Or(init_or); 126 ( 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:: (7x) . } . } . . let changed = !tail_or.is_empty(); 79 ( 0.00%) if changed { . // Extend the target. . extend(target, tail_or); . } . changed 474 ( 0.00%) } . . // Extract all inner patterns in `alternatives` matching our `predicate`. . // Only elements beginning with `start` are considered for extraction. . fn drain_matching( . start: usize, . alternatives: &mut ThinVec, . predicate: impl Fn(&PatKind) -> bool, . extract: impl Fn(PatKind) -> Pat, . ) -> ThinVec { . let mut tail_or = ThinVec::new(); 79 ( 0.00%) let mut idx = 0; . 1,182 ( 0.00%) for pat in alternatives.extract_if(.., |p| { . // Check if we should extract, but only if `idx >= start`. 1,014 ( 0.00%) idx += 1; 767 ( 0.00%) idx > start && predicate(&p.kind) . }) { . tail_or.push(extract(pat.kind)); . } . 79 ( 0.00%) tail_or . } . . fn extend_with_matching( . target: &mut Pat, . start: usize, . alternatives: &mut ThinVec, . predicate: impl Fn(&PatKind) -> bool, . extract: impl Fn(PatKind) -> Pat, . ) -> bool { . extend_with_tail_or(target, drain_matching(start, alternatives, predicate, extract)) . } . . /// Are the patterns in `ps1` and `ps2` equal save for `ps1[idx]` compared to `ps2[idx]`? . fn eq_pre_post(ps1: &[Pat], ps2: &[Pat], idx: usize) -> bool { 76 ( 0.00%) ps1.len() == ps2.len() 301 ( 0.00%) && ps1[idx].is_rest() == ps2[idx].is_rest() // Avoid `[x, ..] | [x, 0]` => `[x, .. | 0]`. . && over(&ps1[..idx], &ps2[..idx], eq_pat) 58 ( 0.00%) && over(&ps1[idx + 1..], &ps2[idx + 1..], eq_pat) . } 103,170 ( 0.01%) -------------------------------------------------------------------------------- -- 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<'_, '_> { 3,354 ( 0.00%) fn check_single_char_names(&self) { 1,677 ( 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(); 36 ( 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"), . ); . } 5,031 ( 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 { 4,362 ( 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, '_> { 21,159 ( 0.00%) fn visit_pat(&mut self, pat: &'tcx Pat) { 17,966 ( 0.00%) match pat.kind { 6,816 ( 0.00%) PatKind::Ident(_, ident, _) => { 3,408 ( 0.00%) if !pat.span.from_expansion() { 712 ( 0.00%) self.check_ident(ident); . } . }, . PatKind::Struct(_, _, ref fields, _) => { . for field in fields { 44 ( 0.00%) if !field.is_shorthand { 44 ( 0.00%) self.visit_pat(&field.pat); 3,311 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_pat'2 (11x) . } . } . }, . // just go through the first pattern, as either all patterns . // bind the same bindings or rustc would have errored much earlier 86 ( 0.00%) PatKind::Or(ref pats) => self.visit_pat(&pats[0]), . _ => walk_pat(self, pat), . } 13,760 ( 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() 8,544 ( 0.00%) .any(|&name| interned_name.starts_with(name) || interned_name.ends_with(name)) . } . . impl SimilarNamesNameVisitor<'_, '_, '_> { 66 ( 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); . } 88 ( 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; . } 686 ( 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(); 1,364 ( 0.00%) if count < 3 { 142 ( 0.00%) if count == 1 { 88 ( 0.00%) self.check_short_ident(ident); 1,102 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::check_short_ident (14x) . } . return; . } . for existing_name in &self.0.names { 2,202 ( 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 262 ( 0.00%) if count == 3 && existing_name.len == 3 { . continue; . } . 837 ( 0.00%) let dissimilar = match existing_name.len.cmp(&count) { 358 ( 0.00%) Ordering::Greater => existing_name.len - count != 1 || levenstein_not_1(interned_name, existing_str), 326 ( 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), . }; . 122 ( 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, 611 ( 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"); 516 ( 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)) { 56 ( 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> { 13,014 ( 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 5,784 ( 0.00%) SimilarNamesNameVisitor(self).visit_pat(&local.pat); 292,701 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_pat (607x) 11,568 ( 0.00%) } 10,593 ( 0.00%) fn visit_block(&mut self, blk: &'tcx Block) { 100 ( 0.00%) self.single_char_names.push(vec![]); . . self.apply(|this| walk_block(this, blk)); . 2,354 ( 0.00%) self.check_single_char_names(); 2,139 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::check_single_char_names (171x) . self.single_char_names.pop(); 9,384 ( 0.00%) } 3,357 ( 0.00%) fn visit_arm(&mut self, arm: &'tcx Arm) { 42 ( 0.00%) self.single_char_names.push(vec![]); . . self.apply(|this| { 1,492 ( 0.00%) SimilarNamesNameVisitor(this).visit_pat(&arm.pat); 60,046 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_pat (300x) 1,119 ( 0.00%) if let Some(body) = &arm.body { . this.apply(|this| walk_expr(this, body)); . } . }); . 746 ( 0.00%) self.check_single_char_names(); 3,829 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::check_single_char_names (300x) . self.single_char_names.pop(); 2,984 ( 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) { 425 ( 0.00%) if item.span.in_external_macro(cx.sess().source_map()) { . return; . } . 112 ( 0.00%) if let ItemKind::Fn(ast::Fn { . ref sig, . body: Some(ref blk), . .. 224 ( 0.00%) }) = item.kind . { 280 ( 0.00%) do_check(self, cx, &item.attrs, &sig.decl, blk); 1,569,318 ( 0.11%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:clippy_lints::non_expressive_names::do_check (56x) . } . } . . fn check_impl_item(&mut self, cx: &EarlyContext<'_>, item: &AssocItem) { 435 ( 0.00%) if item.span.in_external_macro(cx.sess().source_map()) { . return; . } . 71 ( 0.00%) if let AssocItemKind::Fn(ast::Fn { . ref sig, . body: Some(ref blk), . .. 213 ( 0.00%) }) = item.kind . { 284 ( 0.00%) do_check(self, cx, &item.attrs, &sig.decl, blk); 772,103 ( 0.05%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:clippy_lints::non_expressive_names::do_check (71x) . } . } . } . 1,397 ( 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)) { 1,016 ( 0.00%) let mut visitor = SimilarNamesLocalVisitor { . names: Vec::new(), . cx, . threshold: lint.single_char_binding_names_threshold, 381 ( 0.00%) single_char_names: vec![vec![]], . }; . . // initialize with function arguments . for arg in &decl.inputs { 856 ( 0.00%) SimilarNamesNameVisitor(&mut visitor).visit_pat(&arg.pat); 112,769 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_pat (214x) . } . // walk all other bindings . walk_block(&mut visitor, blk); . 127 ( 0.00%) visitor.check_single_char_names(); 1,629 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::check_single_char_names (127x) . } 1,016 ( 0.00%) } . . /// Precondition: `a_name.chars().count() < b_name.chars().count()`. . #[must_use] 61 ( 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(); 402 ( 0.00%) while let (Some(a), Some(b)) = (a_chars.next(), b_chars.next()) { 390 ( 0.00%) if a == b { . continue; . } . if let Some(b2) = b_chars.next() { . // check if there's just one character inserted 171 ( 0.00%) return a != b2 || a_chars.ne(b_chars); . } . // tuple . // ntuple . return true; . } . // for item in items . true 122 ( 0.00%) } 11,783 ( 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 { 193,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'tcx>) { 83,799 ( 0.01%) if let ExprKind::AddrOf(BorrowKind::Ref, Mutability::Not, addrof_target) = e.kind 1,469 ( 0.00%) && let ExprKind::Unary(UnOp::Deref, deref_target) = addrof_target.kind 42 ( 0.00%) && !matches!(deref_target.kind, ExprKind::Unary(UnOp::Deref, ..)) 42 ( 0.00%) && !e.span.from_expansion() 42 ( 0.00%) && !deref_target.span.from_expansion() 42 ( 0.00%) && !addrof_target.span.from_expansion() 63 ( 0.00%) && let ref_ty = cx.typeck_results().expr_ty(deref_target) 840 ( 0.00%) => ???:::expr_ty (21x) 42 ( 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, . ); . }, . ); . } 225,400 ( 0.02%) } . } . . /// 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)) . } 4,695 ( 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/map.rs -------------------------------------------------------------------------------- Ir -- line 61 ---------------------------------------- . pub struct Map { . // Used for `SplitWhitespace` and `SplitAsciiWhitespace` `as_str` methods . pub(crate) iter: I, . f: F, . } . . impl Map { . pub(in crate::iter) const fn new(iter: I, f: F) -> Map { 171,125 ( 0.01%) Map { iter, f } . } . . pub(crate) fn into_inner(self) -> I { . self.iter . } . } . . #[stable(feature = "core_impl_debug", since = "1.9.0")] -- line 77 ---------------------------------------- -- line 80 ---------------------------------------- . f.debug_struct("Map").field("iter", &self.iter).finish() . } . } . . fn map_fold( . mut f: impl FnMut(T) -> B, . mut g: impl FnMut(Acc, B) -> Acc, . ) -> impl FnMut(Acc, T) -> Acc { 75 ( 0.00%) move |acc, elt| g(acc, f(elt)) . } . . fn map_try_fold<'a, T, B, Acc, R>( . f: &'a mut impl FnMut(T) -> B, . mut g: impl FnMut(Acc, B) -> R + 'a, . ) -> impl FnMut(Acc, T) -> R + 'a { 7,902 ( 0.00%) move |acc, elt| g(acc, f(elt)) 5,852 ( 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 core::iter::traits::iterator::Iterator::find_map::check<&rustc_middle::ty::assoc::AssocItem, rustc_span::def_id::DefId, clippy_lints::methods::or_fun_call::check_unwrap_or_default::{closure#2}::{closure#1}>::{closure#0} as core::ops::function::FnMut<((), &rustc_middle::ty::assoc::AssocItem)>>::call_mut (8x) . } . . #[stable(feature = "rust1", since = "1.0.0")] . impl Iterator for Map . where . F: FnMut(I::Item) -> B, . { . type Item = B; . . #[inline] 2,685 ( 0.00%) fn next(&mut self) -> Option { 121,838 ( 0.01%) self.iter.next().map(&mut self.f) 2,117,336 ( 0.14%) => ???:::next (30,735x) 2,310 ( 0.00%) } . . #[inline] . fn size_hint(&self) -> (usize, Option) { . self.iter.size_hint() . } . 322,333 ( 0.02%) fn try_fold(&mut self, init: Acc, g: G) -> R . where . Self: Sized, . G: FnMut(Acc, Self::Item) -> R, . R: Try, . { 8 ( 0.00%) self.iter.try_fold(init, map_try_fold(&mut self.f, g)) 171 ( 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:, rustc_middle::ty::assoc::AssocItem)>, , rustc_middle::ty::assoc::AssocItem>>::iter::{closure#0}> as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::adapters::map::map_try_fold<(&core::option::Option, &rustc_middle::ty::assoc::AssocItem), &rustc_middle::ty::assoc::AssocItem, (), core::ops::control_flow::ControlFlow<()>, ::in_definition_order::{closure#0}, core::iter::traits::iterator::Iterator::any::check<&rustc_middle::ty::assoc::AssocItem, clippy_lints::needless_borrows_for_generic_args::has_ref_mut_self_method::{closure#0}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow<()>> (2x) 257,818 ( 0.02%) } . 3,201 ( 0.00%) fn fold(self, init: Acc, g: G) -> Acc . where . G: FnMut(Acc, Self::Item) -> Acc, . { 85 ( 0.00%) self.iter.fold(init, map_fold(self.f, g)) 2,980 ( 0.00%) } . . #[inline] . unsafe fn __iterator_get_unchecked(&mut self, idx: usize) -> B . where . Self: TrustedRandomAccessNoCoerce, . { . // SAFETY: the caller must uphold the contract for . // `Iterator::__iterator_get_unchecked`. -- line 137 ---------------------------------------- 64,834 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_is_ascii_check.rs -------------------------------------------------------------------------------- Ir -- line 65 ---------------------------------------- . } . . impl ManualIsAsciiCheck { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . 2 ( 0.00%) #[derive(Debug, PartialEq)] . enum CharRange { . /// 'a'..='z' | b'a'..=b'z' . LowerChar, . /// 'A'..='Z' | b'A'..=b'Z' . UpperChar, . /// `AsciiLower` | `AsciiUpper` . FullChar, . /// '0..=9' -- line 81 ---------------------------------------- -- line 85 ---------------------------------------- . /// 'A..=F' . UpperHexLetter, . /// '0..=9' | 'a..=f' | 'A..=F' . HexDigit, . Otherwise, . } . . impl<'tcx> LateLintPass<'tcx> for ManualIsAsciiCheck { 289,800 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 98,397 ( 0.01%) if !matches!( 64,400 ( 0.00%) expr.kind, 1,389 ( 0.00%) ExprKind::Match(_, [_, ..], _) | ExprKind::MethodCall(_, _, [_], _) . ) { . return; . } . 3,297 ( 0.00%) if !self.msrv.meets(cx, msrvs::IS_ASCII_DIGIT) { 7,065 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (471x) . return; . } . 1,884 ( 0.00%) if is_in_const_context(cx) && !self.msrv.meets(cx, msrvs::IS_ASCII_DIGIT_CONST) { 154,689 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (471x) . return; . } . 3,807 ( 0.00%) let (arg, span, range) = if let ExprKind::Match(recv, [arm, ..], _) = expr.kind 1,798 ( 0.00%) && let Some(macro_call) = matching_root_macro_call(cx, expr.span, sym::matches_macro) 93,884 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::matching_root_macro_call (255x) . { 52 ( 0.00%) let recv = peel_ref_operators(cx, recv); 850 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::peel_ref_operators (13x) 26 ( 0.00%) let range = check_pat(&arm.pat.kind); 416 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_is_ascii_check.rs:clippy_lints::manual_is_ascii_check::check_pat (13x) . (recv, macro_call.span, range) 1,080 ( 0.00%) } else if let ExprKind::MethodCall(path, receiver, [arg], ..) = expr.kind 216 ( 0.00%) && path.ident.name == sym::contains 1 ( 0.00%) && let Some(higher::Range { . start: Some(start), . end: Some(end), . ty: range_ty, . span: _, 4 ( 0.00%) }) = higher::Range::hir(cx, receiver) 45 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (1x) . && 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; . }; . 13 ( 0.00%) let ty_sugg = get_ty_sugg(cx, arg); . check_is_ascii(cx, span, arg, &range, ty_sugg); 257,600 ( 0.02%) } . } . . 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 ---------------------------------------- -- line 149 ---------------------------------------- . . fn check_is_ascii( . cx: &LateContext<'_>, . span: Span, . recv: &Expr<'_>, . range: &CharRange, . ty_sugg: Option<(Span, Ty<'_>)>, . ) { 65 ( 0.00%) let sugg = match range { . CharRange::UpperChar => "is_ascii_uppercase", . CharRange::LowerChar => "is_ascii_lowercase", . CharRange::FullChar => "is_ascii_alphabetic", . CharRange::Digit => "is_ascii_digit", . CharRange::HexDigit => "is_ascii_hexdigit", . CharRange::Otherwise | CharRange::LowerHexLetter | CharRange::UpperHexLetter => return, . }; . let mut app = Applicability::MachineApplicable; -- line 165 ---------------------------------------- -- line 175 ---------------------------------------- . span, . "manual check for common ascii range", . |diag| { . diag.multipart_suggestion("try", suggestion, app); . }, . ); . } . 75 ( 0.00%) fn check_pat(pat_kind: &PatKind<'_>) -> CharRange { 135 ( 0.00%) match pat_kind { . PatKind::Or(pats) => { 6 ( 0.00%) let ranges = pats.iter().map(|p| check_pat(&p.kind)).collect::>(); 40 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_is_ascii_check.rs:clippy_lints::manual_is_ascii_check::check_pat'2 (2x) . 2 ( 0.00%) if ranges.len() == 2 && ranges.contains(&CharRange::UpperChar) && ranges.contains(&CharRange::LowerChar) { . CharRange::FullChar . } else if ranges.len() == 3 . && ranges.contains(&CharRange::Digit) . && ranges.contains(&CharRange::LowerHexLetter) . && ranges.contains(&CharRange::UpperHexLetter) . { . CharRange::HexDigit . } else { . CharRange::Otherwise . } . }, . PatKind::Range(Some(start), Some(end), RangeEnd::Included) => check_range(start, end), . _ => CharRange::Otherwise, . } 90 ( 0.00%) } . . fn check_expr_range(start: &Expr<'_>, end: &Expr<'_>) -> CharRange { . if let ExprKind::Lit(start_lit) = &start.kind . && let ExprKind::Lit(end_lit) = &end.kind . { . check_lit_range(start_lit, end_lit) . } else { . CharRange::Otherwise -- line 211 ---------------------------------------- 28 ( 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}; . 4,365 ( 0.00%) pub(super) fn check_item<'tcx>(cx: &LateContext<'tcx>, item: &'tcx hir::Item<'_>) { 3,275 ( 0.00%) let attrs = cx.tcx.hir_attrs(item.hir_id()); 27,171 ( 0.00%) => ???:::hir_attrs (485x) 3,086 ( 0.00%) let attr = find_attr!(cx.tcx, item.hir_id(), MustUse { span, reason } => (span, reason)); 27,757 ( 0.00%) => ???:>::get_attrs (485x) 1,399 ( 0.00%) if let hir::ItemKind::Fn { . ref sig, . body: ref body_id, 56 ( 0.00%) ident, . .. . } = item.kind . { 224 ( 0.00%) let is_public = cx.effective_visibilities.is_exported(item.owner_id.def_id); 3,106 ( 0.00%) => ???:::is_exported (56x) 168 ( 0.00%) let fn_header_span = item.span.with_hi(sig.decl.output.span().hi()); 112 ( 0.00%) if let Some((attr_span, reason)) = attr { 90 ( 0.00%) check_needless_must_use( 5,328 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::check_needless_must_use (6x) . cx, . sig.decl, . item.owner_id, . item.span, . fn_header_span, . *attr_span, 12 ( 0.00%) *reason, . attrs, . sig, . ); 150 ( 0.00%) } else if is_public && !is_proc_macro(attrs) && !find_attr!(attrs, NoMangle(..)) { . check_must_use_candidate( . cx, . sig.decl, . cx.tcx.hir_body(*body_id), . item.span, . ident.span, . item.owner_id, . "this function could have a `#[must_use]` attribute", . ); . } . } 3,880 ( 0.00%) } . . pub(super) fn check_impl_item<'tcx>(cx: &LateContext<'tcx>, item: &'tcx hir::ImplItem<'_>) { 291 ( 0.00%) if let hir::ImplItemKind::Fn(ref sig, ref body_id) = item.kind { 384 ( 0.00%) let is_public = cx.effective_visibilities.is_exported(item.owner_id.def_id); 5,558 ( 0.00%) => ???:::is_exported (96x) 192 ( 0.00%) let fn_header_span = item.span.with_hi(sig.decl.output.span().hi()); 864 ( 0.00%) let attrs = cx.tcx.hir_attrs(item.hir_id()); 5,885 ( 0.00%) => ???:::hir_attrs (96x) 454 ( 0.00%) let attr = find_attr!(cx.tcx, item.hir_id(), MustUse { span, reason } => (span, reason)); 5,991 ( 0.00%) => ???:>::get_attrs (96x) . 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, . ); 480 ( 0.00%) } else if is_public && !is_proc_macro(attrs) && trait_ref_of_method(cx, item.owner_id).is_none() { . check_must_use_candidate( . cx, . sig.decl, . cx.tcx.hir_body(*body_id), . item.span, . item.ident.span, . item.owner_id, . "this method could have a `#[must_use]` attribute", . ); . } . } 97 ( 0.00%) } . . pub(super) fn check_trait_item<'tcx>(cx: &LateContext<'tcx>, item: &'tcx hir::TraitItem<'_>) { 6 ( 0.00%) if let hir::TraitItemKind::Fn(ref sig, ref eid) = item.kind { 8 ( 0.00%) let is_public = cx.effective_visibilities.is_exported(item.owner_id.def_id); 114 ( 0.00%) => ???:::is_exported (2x) 4 ( 0.00%) let fn_header_span = item.span.with_hi(sig.decl.output.span().hi()); . 18 ( 0.00%) let attrs = cx.tcx.hir_attrs(item.hir_id()); 124 ( 0.00%) => ???:::hir_attrs (2x) 12 ( 0.00%) let attr = find_attr!(cx.tcx, item.hir_id(), MustUse { span, reason } => (span, reason)); 128 ( 0.00%) => ???:>::get_attrs (2x) . 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, . ); 8 ( 0.00%) } else if let hir::TraitFn::Provided(eid) = *eid { . let body = cx.tcx.hir_body(eid); . if attr.is_none() && is_public && !is_proc_macro(attrs) { . check_must_use_candidate( . cx, . sig.decl, . body, . item.span, . item.ident.span, . item.owner_id, . "this method could have a `#[must_use]` attribute", . ); . } . } . } 2 ( 0.00%) } . . // FIXME: needs to be an EARLY LINT. all attribute lints should be . #[expect(clippy::too_many_arguments)] 72 ( 0.00%) fn check_needless_must_use( . cx: &LateContext<'_>, . decl: &hir::FnDecl<'_>, . item_id: hir::OwnerId, . item_span: Span, . fn_header_span: Span, . attr_span: Span, . reason: Option, . attrs: &[Attribute], . sig: &FnSig<'_>, . ) { 12 ( 0.00%) if item_span.in_external_macro(cx.sess().source_map()) { . return; . } . if returns_unit(decl) { . span_lint_and_then( . cx, . MUST_USE_UNIT, . fn_header_span, . "this unit-returning function has a `#[must_use]` attribute", -- line 150 ---------------------------------------- -- line 156 ---------------------------------------- . // could be re-added. . if attrs.len() == 1 { . diag.span_suggestion(attr_span, "remove the attribute", "", Applicability::MachineApplicable); . } else { . diag.span_help(attr_span, "remove `must_use`"); . } . }, . ); 6 ( 0.00%) } else if reason.is_none() 54 ( 0.00%) && let Some(return_must_use_path) = opt_must_use_path(cx, return_ty(cx, item_id)) 3,720 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::opt_must_use_path (6x) 642 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::return_ty (6x) . { . // Ignore async functions unless Future::Output type is a must_use type . if sig.header.is_async() . && let Some(future_ty) = cx.tcx.get_impl_future_output_ty(return_ty(cx, item_id)) . && opt_must_use_path(cx, future_ty).is_none() . { . return; . } -- line 173 ---------------------------------------- -- line 197 ---------------------------------------- . diag.span_suggestion(attr_span, "remove the attribute", "", Applicability::MachineApplicable); . } else { . diag.span_help(attr_span, "remove `must_use`"); . } . diag.note("alternatively, you may add an explicit reason to the `must_use` attribute"); . }, . ); . } 48 ( 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, -- line 213 ---------------------------------------- -- line 231 ---------------------------------------- . "add the attribute", . format!("#[must_use]\n{indent}"), . Applicability::MachineApplicable, . ); . }); . } . . fn returns_unit(decl: &hir::FnDecl<'_>) -> bool { 12 ( 0.00%) match decl.output { . hir::FnRetTy::DefaultReturn(_) => true, 30 ( 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 { -- line 249 ---------------------------------------- 2,601 ( 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 64,540 ( 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. 40 ( 0.00%) && field.ident.as_str().as_bytes().first().is_some_and(u8::is_ascii_digit) 640 ( 0.00%) => ???:::as_str (20x) . // 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, . ); . }, . ); . } 225,400 ( 0.02%) } . } 40 ( 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%) } . 508,816 ( 0.03%) fn check(&mut self, cx: &LateContext<'_>, span: Span, derive_src: Option) { 63,602 ( 0.00%) 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); . } . } . } 508,816 ( 0.03%) } . } . . 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 { 1,180 ( 0.00%) self.check(cx, *span, None); 4,248 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (236x) . } . } 7 ( 0.00%) } . . fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 161,000 ( 0.01%) self.check(cx, expr.span, None); 579,600 ( 0.04%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (32,200x) . // `$t + $t` can have the context of $t, check also the span of the binary operator 64,491 ( 0.00%) if let ExprKind::Binary(op, ..) = expr.kind { 364 ( 0.00%) self.check(cx, op.span, None); 1,638 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (91x) . } . } . . fn check_stmt(&mut self, cx: &LateContext<'_>, stmt: &Stmt<'_>) { 23,752 ( 0.00%) self.check(cx, stmt.span, None); 106,884 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (5,938x) . } . . fn check_ty(&mut self, cx: &LateContext<'_>, ty: &Ty<'_, AmbigArg>) { 11,484 ( 0.00%) self.check(cx, ty.span, None); 51,678 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (2,871x) . } . . fn check_pat(&mut self, cx: &LateContext<'_>, pat: &Pat<'_>) { 13,572 ( 0.00%) self.check(cx, pat.span, None); 61,074 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (3,393x) . } . 4,850 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'_>, item: &Item<'_>) { 1,940 ( 0.00%) self.check(cx, item.span, self.derive_src); 8,730 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (485x) 2,425 ( 0.00%) self.check(cx, item.vis_span, None); 8,730 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (485x) . 1,455 ( 0.00%) if matches!( 485 ( 0.00%) item.kind, . ItemKind::Struct(..) | ItemKind::Enum(..) | ItemKind::Union(..) . ) && macro_backtrace(item.span).all(|m| !matches!(m.kind, MacroKind::Derive)) . { 28 ( 0.00%) self.derive_src = Some(item.owner_id); . } 3,880 ( 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<'_>) { 485 ( 0.00%) self.check(cx, item.span, None); 1,746 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (97x) 250 ( 0.00%) if let ImplItemImplKind::Inherent { vis_span, .. } = item.impl_kind { 224 ( 0.00%) self.check(cx, vis_span, None); 1,008 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (56x) . } . } . . fn check_trait_item(&mut self, cx: &LateContext<'_>, item: &TraitItem<'_>) { 8 ( 0.00%) self.check(cx, item.span, None); 36 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (2x) . } . . fn check_path(&mut self, cx: &LateContext<'_>, path: &Path<'_>, _: HirId) { 70,992 ( 0.00%) self.check(cx, path.span, None); 319,464 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_macros.rs:::check (17,748x) . } . } 42 ( 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/cmp.rs -------------------------------------------------------------------------------- Ir -- line 268 ---------------------------------------- . /// . /// This default shouldn't be overridden without good reason, . /// such as when forwarding to another PartialEq implementation. . #[inline] . #[must_use] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_diagnostic_item = "cmp_partialeq_ne"] . fn ne(&self, other: &Rhs) -> bool { 75,810 ( 0.01%) !self.eq(other) 50 ( 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 (10x) . } . } . . /// Derive macro generating an impl of the trait [`PartialEq`]. . /// The behavior of this macro is described in detail [here](PartialEq#derivable). . #[rustc_builtin_macro] . #[stable(feature = "builtin_macro_prelude", since = "1.38.0")] . #[allow_internal_unstable(core_intrinsics, structural_match)] -- line 284 ---------------------------------------- -- line 486 ---------------------------------------- . /// assert_eq!(Ordering::Equal.is_lt(), false); . /// assert_eq!(Ordering::Greater.is_lt(), false); . /// ``` . #[inline] . #[must_use] . #[rustc_const_stable(feature = "ordering_helpers", since = "1.53.0")] . #[stable(feature = "ordering_helpers", since = "1.53.0")] . pub const fn is_lt(self) -> bool { 6 ( 0.00%) self.as_raw() < 0 . } . . /// Returns `true` if the ordering is the `Greater` variant. . /// . /// # Examples . /// . /// ``` . /// use std::cmp::Ordering; -- line 502 ---------------------------------------- -- line 505 ---------------------------------------- . /// assert_eq!(Ordering::Equal.is_gt(), false); . /// assert_eq!(Ordering::Greater.is_gt(), true); . /// ``` . #[inline] . #[must_use] . #[rustc_const_stable(feature = "ordering_helpers", since = "1.53.0")] . #[stable(feature = "ordering_helpers", since = "1.53.0")] . pub const fn is_gt(self) -> bool { 7,764 ( 0.00%) self.as_raw() > 0 . } . . /// Returns `true` if the ordering is either the `Less` or `Equal` variant. . /// . /// # Examples . /// . /// ``` . /// use std::cmp::Ordering; -- line 521 ---------------------------------------- -- line 524 ---------------------------------------- . /// assert_eq!(Ordering::Equal.is_le(), true); . /// assert_eq!(Ordering::Greater.is_le(), false); . /// ``` . #[inline] . #[must_use] . #[rustc_const_stable(feature = "ordering_helpers", since = "1.53.0")] . #[stable(feature = "ordering_helpers", since = "1.53.0")] . pub const fn is_le(self) -> bool { 137 ( 0.00%) self.as_raw() <= 0 . } . . /// Returns `true` if the ordering is either the `Greater` or `Equal` variant. . /// . /// # Examples . /// . /// ``` . /// use std::cmp::Ordering; -- line 540 ---------------------------------------- -- line 543 ---------------------------------------- . /// assert_eq!(Ordering::Equal.is_ge(), true); . /// assert_eq!(Ordering::Greater.is_ge(), true); . /// ``` . #[inline] . #[must_use] . #[rustc_const_stable(feature = "ordering_helpers", since = "1.53.0")] . #[stable(feature = "ordering_helpers", since = "1.53.0")] . pub const fn is_ge(self) -> bool { 64,491 ( 0.00%) self.as_raw() >= 0 . } . . /// Reverses the `Ordering`. . /// . /// * `Less` becomes `Greater`. . /// * `Greater` becomes `Less`. . /// * `Equal` becomes `Equal`. . /// -- line 559 ---------------------------------------- -- line 1043 ---------------------------------------- . #[inline] . #[must_use] . #[rustc_diagnostic_item = "cmp_ord_max"] . fn max(self, other: Self) -> Self . where . Self: Sized + [const] Destruct, . { . if other < self { self } else { other } 11,622 ( 0.00%) } . . /// Compares and returns the minimum of two values. . /// . /// Returns the first argument if the comparison determines them to be equal. . /// . /// # Examples . /// . /// ``` -- line 1059 ---------------------------------------- -- line 1082 ---------------------------------------- . #[inline] . #[must_use] . #[rustc_diagnostic_item = "cmp_ord_min"] . fn min(self, other: Self) -> Self . where . Self: Sized + [const] Destruct, . { . if other < self { other } else { self } 3,236 ( 0.00%) } . . /// Restrict a value to a certain interval. . /// . /// Returns `max` if `self` is greater than `max`, and `min` if `self` is . /// less than `min`. Otherwise this returns `self`. . /// . /// # Panics . /// -- line 1098 ---------------------------------------- -- line 1615 ---------------------------------------- . #[stable(feature = "cmp_min_max_by", since = "1.53.0")] . #[rustc_const_unstable(feature = "const_cmp", issue = "143800")] . pub const fn min_by Ordering>( . v1: T, . v2: T, . compare: F, . ) -> T { . if compare(&v1, &v2).is_le() { v1 } else { v2 } 372 ( 0.00%) } . . /// Returns the element that gives the minimum value from the specified function. . /// . /// Returns the first argument if the comparison determines them to be equal. . /// . /// # Examples . /// . /// ``` -- line 1631 ---------------------------------------- -- line 1722 ---------------------------------------- . #[stable(feature = "cmp_min_max_by", since = "1.53.0")] . #[rustc_const_unstable(feature = "const_cmp", issue = "143800")] . pub const fn max_by Ordering>( . v1: T, . v2: T, . compare: F, . ) -> T { . if compare(&v1, &v2).is_gt() { v1 } else { v2 } 408 ( 0.00%) } . . /// Returns the element that gives the maximum value from the specified function. . /// . /// Returns the second argument if the comparison determines them to be equal. . /// . /// # Examples . /// . /// ``` -- line 1738 ---------------------------------------- -- line 1889 ---------------------------------------- . /// NOTE: Calling this on a non-primitive type (such as `()`) . /// leads to an infinitely-looping self-recursive implementation. . macro_rules! impl_partial_eq_for_primitive { . ($($t:ty)*) => ($( . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_cmp", issue = "143800")] . const impl PartialEq for $t { . #[inline] 572,102 ( 0.04%) fn eq(&self, other: &Self) -> bool { *self == *other } . // Override the default to use the primitive implementation for `!=`. . #[inline] . fn ne(&self, other: &Self) -> bool { *self != *other } . } . )*) . } . . impl_partial_eq_for_primitive! { -- line 1905 ---------------------------------------- -- line 1928 ---------------------------------------- . } . . eq_impl! { () bool char usize u8 u16 u32 u64 u128 isize i8 i16 i32 i64 i128 } . . #[rustfmt::skip] . macro_rules! partial_ord_methods_primitive_impl { . () => { . #[inline(always)] 4,059 ( 0.00%) fn lt(&self, other: &Self) -> bool { *self < *other } . #[inline(always)] 3 ( 0.00%) fn le(&self, other: &Self) -> bool { *self <= *other } . #[inline(always)] . fn gt(&self, other: &Self) -> bool { *self > *other } . #[inline(always)] . fn ge(&self, other: &Self) -> bool { *self >= *other } . . // These implementations are the same for `Ord` or `PartialOrd` types . // because if either is NAN the `==` test will fail so we end up in . // the `Break` case and the comparison will correctly return `false`. -- line 1946 ---------------------------------------- -- line 2023 ---------------------------------------- . partial_ord_methods_primitive_impl!(); . } . . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_cmp", issue = "143800")] . const impl Ord for $t { . #[inline] . fn cmp(&self, other: &Self) -> Ordering { 1,355 ( 0.00%) crate::intrinsics::three_way_compare(*self, *other) . } . . #[inline] . #[track_caller] . fn clamp(self, min: Self, max: Self) -> Self . { . const_assert!( . min <= max, -- line 2039 ---------------------------------------- -- line 2135 ---------------------------------------- . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_cmp", issue = "143800")] . const impl PartialEq<&B> for &A . where . A: [const] PartialEq, . { . #[inline] . fn eq(&self, other: &&B) -> bool { 4,963 ( 0.00%) PartialEq::eq(*self, *other) 4,475 ( 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 (895x) . } . #[inline] . fn ne(&self, other: &&B) -> bool { . PartialEq::ne(*self, *other) . } . } . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_cmp", issue = "143800")] -- line 2151 ---------------------------------------- 9,320 ( 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/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`. 1,279 ( 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 { 204 ( 0.00%) if let [segment] = self.segments.as_ref() . && segment == name . { . true . } else { . false . } . } . } -- line 114 ---------------------------------------- -- line 203 ---------------------------------------- . s.push_str(&ident.to_string()); . } . s . } . . /// A segment of a path: an identifier, an optional lifetime, and a set of types. . /// . /// E.g., `std`, `String` or `Box`. 138 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug, Walkable)] . pub struct PathSegment { . /// The identifier portion of this path segment. . pub ident: Ident, . 23 ( 0.00%) pub id: NodeId, . . /// Type/lifetime parameters attached to this path. They come in . /// two flavors: `Path` and `Path(A,B) -> C`. . /// `None` means that no parameter list is supplied (`Path`), . /// `Some` means that parameter list is supplied (`Path`) . /// but it can be empty (`Path<>`). . /// `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 { 51 ( 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)`. 1,173 ( 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. 320 ( 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. 384 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug, Walkable)] 3,642 ( 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 (28x) . 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`. 41,820 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug, Walkable)] 134,051 ( 0.01%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/ast.rs:::clone (304x) . 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 { 590 ( 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 771 ---------------------------------------- . } . } . . /// A single field in a struct pattern. . /// . /// Patterns like the fields of `Foo { x, ref y, ref mut z }` . /// are treated the same as `x: x, y: ref y, z: ref mut z`, . /// except when `is_shorthand` is true. 391 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug, Walkable)] . pub struct PatField { . /// The identifier for the field. . pub ident: Ident, . /// The pattern the field is destructured to. . pub pat: Box, . pub is_shorthand: bool, . pub attrs: AttrVec, . pub id: NodeId, . pub span: Span, . pub is_placeholder: bool, . } . 62 ( 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 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`. 33,685 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug, Walkable)] 1,023 ( 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 (33x) . 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`), . /// or a unit struct/variant pattern, or a const pattern (in the last two cases the third . /// field must be `None`). Disambiguation cannot be done with parser alone, so it happens . /// during name resolution. . Ident(BindingMode, Ident, Option>), . . /// A struct or struct variant pattern (e.g., `Variant {x, y, ..}`). 2 ( 0.00%) Struct(Option>, Path, ThinVec, PatFieldsRest), . . /// A tuple struct/variant pattern (`Variant(x, y, .., z)`). 198 ( 0.00%) TupleStruct(Option>, Path, ThinVec), . . /// An or-pattern `A | B | C`. . /// Invariant: `pats.len() >= 2`. . Or(ThinVec), . . /// A possibly qualified path pattern. . /// Unqualified path patterns `A::B::C` can legally refer to variants, structs, constants . /// or associated constants. Qualified path patterns `::B::C`/`::B::C` can -- line 897 ---------------------------------------- -- line 945 ---------------------------------------- . /// A macro pattern; pre-expansion. . MacCall(Box), . . /// Placeholder for a pattern that wasn't syntactically well formed in some way. . Err(ErrorGuaranteed), . } . . /// Whether the `..` is present in a struct fields pattern. 8 ( 0.00%) #[derive(Clone, Copy, Encodable, Decodable, Debug, PartialEq, Walkable)] . pub enum PatFieldsRest { . /// `module::StructName { field, ..}` . Rest(Span), . /// `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`. 18 ( 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, . } . 1,480 ( 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::*; 8 ( 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::*; 468 ( 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 { 22 ( 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, . } . } . } . 5 ( 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. 97 ( 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>)> { 7,228 ( 0.00%) match self { . Self::Decl => None, 1,445 ( 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. 2,475 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug)] . pub struct Expr { 99 ( 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 1699 ---------------------------------------- . match self { . RangeLimits::HalfOpen => "..", . RangeLimits::Closed => "..=", . } . } . } . . /// A method call (e.g. `x.foo::(a, b, c)`). 92 ( 0.00%) #[derive(Clone, Encodable, Decodable, Debug)] . pub struct MethodCall { . /// The method name and its generic arguments, e.g. `foo::`. . pub seg: PathSegment, . /// The receiver, e.g. `x`. 23 ( 0.00%) pub receiver: Box, . /// The arguments, e.g. `a, b, c`. 1 ( 0.00%) pub args: ThinVec>, . /// The span of the function, without the dot and receiver e.g. `foo::(a, b, c)`. . pub span: Span, . } . 22 ( 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. -- line 1728 ---------------------------------------- -- line 1737 ---------------------------------------- . pub struct StructExpr { . pub qself: Option>, . pub path: Path, . pub fields: ThinVec, . pub rest: StructRest, . } . . // Adding a new variant? Please update `test_expr` in `tests/ui/macros/stringify.rs`. 877 ( 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. . Call(Box, ThinVec>), . /// A method call (e.g., `x.foo::(a, b, c)`). 46 ( 0.00%) MethodCall(Box), 6,608 ( 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 (20x) . /// 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), . /// A `move(expr)` expression. . Move(Box, Span), -- line 1767 ---------------------------------------- -- 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. 36 ( 0.00%) Field(Box, Ident), 3,919 ( 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 (14x) . /// An indexing operation (e.g., `foo[2]`). . /// The span represents the span of the `[2]`, including brackets. 21 ( 0.00%) Index(Box, Box, Span), 1,278 ( 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'2 (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, . b: Option, . } . impl Chain { . pub(in super::super) const fn new(a: A, b: B) -> Chain { 23,382 ( 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] 21 ( 0.00%) fn next(&mut self) -> Option { 149 ( 0.00%) and_then_or_clear(&mut self.a, Iterator::next).or_else(|| self.b.as_mut()?.next()) 26 ( 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 . } . 12,552 ( 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, . { 4,707 ( 0.00%) if let Some(ref mut a) = self.a { . acc = a.try_fold(acc, &mut f)?; . self.a = None; . } . if let Some(ref mut b) = self.b { . acc = b.try_fold(acc, f)?; . // we don't fuse the second iterator . } . try { acc } 15,690 ( 0.00%) } . 80 ( 0.00%) fn fold(self, mut acc: Acc, mut f: F) -> Acc . where . F: FnMut(Acc, Self::Item) -> Acc, . { 605 ( 0.00%) if let Some(a) = self.a { . acc = a.fold(acc, &mut f); . } 257 ( 0.00%) if let Some(b) = self.b { . acc = b.fold(acc, f); . } . acc 90 ( 0.00%) } . . #[inline] . fn advance_by(&mut self, mut n: usize) -> Result<(), NonZero> { . if let Some(ref mut a) = self.a { . n = match a.advance_by(n) { . Ok(()) => return Ok(()), . Err(k) => k.get(), . }; -- line 135 ---------------------------------------- -- 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) { 2,205 ( 0.00%) match self { . Chain { a: Some(a), b: Some(b) } => { . let (a_lower, a_upper) = a.size_hint(); 217 ( 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()?); 3,362 ( 0.00%) if x.is_none() { 1,092 ( 0.00%) *opt = None; . } . x . } 12,847 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_retain.rs -------------------------------------------------------------------------------- Ir -- line 52 ---------------------------------------- . . impl ManualRetain { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for ManualRetain { 161,000 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) { 64,400 ( 0.00%) if let Assign(left_expr, collect_expr, _) = &expr.kind 84 ( 0.00%) && let hir::ExprKind::MethodCall(seg, target_expr, [], _) = &collect_expr.kind . && seg.args.is_none() . && let Some(collect_def_id) = cx.typeck_results().type_dependent_def_id(collect_expr.hir_id) . && cx.tcx.is_diagnostic_item(sym::iterator_collect_fn, collect_def_id) . { . check_into_iter(cx, left_expr, target_expr, expr.span, self.msrv); . check_iter(cx, left_expr, target_expr, expr.span, self.msrv); . check_to_owned(cx, left_expr, target_expr, expr.span, self.msrv); . } 193,200 ( 0.01%) } . } . . fn check_into_iter( . cx: &LateContext<'_>, . left_expr: &hir::Expr<'_>, . target_expr: &hir::Expr<'_>, . parent_expr_span: Span, . msrv: Msrv, -- line 79 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/suspicious_trait_impl.rs -------------------------------------------------------------------------------- Ir -- line 55 ---------------------------------------- . . declare_lint_pass!(SuspiciousImpl => [ . SUSPICIOUS_ARITHMETIC_IMPL, . SUSPICIOUS_OP_ASSIGN_IMPL, . ]); . . impl<'tcx> LateLintPass<'tcx> for SuspiciousImpl { . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) { 128,778 ( 0.01%) match expr.kind { 91 ( 0.00%) hir::ExprKind::Binary(op, _, _) => { 364 ( 0.00%) check_expr_inner(cx, expr, op.node, op.span); . }, 22 ( 0.00%) hir::ExprKind::AssignOp(op, _, _) => { 33 ( 0.00%) check_expr_inner(cx, expr, op.node.into(), op.span); . }, . _ => {}, . } . } . } . 714 ( 0.00%) fn check_expr_inner<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>, binop: hir::BinOpKind, span: Span) { . if let Some((binop_trait_lang, op_assign_trait_lang)) = binop_traits(binop) 273 ( 0.00%) && let Some(binop_trait_id) = cx.tcx.lang_items().get(binop_trait_lang) 1,560 ( 0.00%) => ???:::lang_items (39x) 156 ( 0.00%) && let Some(op_assign_trait_id) = cx.tcx.lang_items().get(op_assign_trait_lang) 1,560 ( 0.00%) => ???:::lang_items (39x) . . // Check for more than one binary operation in the implemented function . // Linting when multiple operations are involved can result in false positives 156 ( 0.00%) && let parent_fn = cx.tcx.hir_get_parent_item(expr.hir_id).def_id 741 ( 0.00%) => ???:::hir_get_parent_item (39x) 92 ( 0.00%) && let hir::Node::ImplItem(impl_item) = cx.tcx.hir_node_by_def_id(parent_fn) 56 ( 0.00%) && let hir::ImplItemKind::Fn(_, body_id) = impl_item.kind 28 ( 0.00%) && let body = cx.tcx.hir_body(body_id) 940 ( 0.00%) => ???:::hir_body (14x) 56 ( 0.00%) && let parent_fn = cx.tcx.hir_get_parent_item(expr.hir_id) 266 ( 0.00%) => ???:::hir_get_parent_item (14x) 56 ( 0.00%) && let Some(trait_ref) = trait_ref_of_method(cx, parent_fn) 2,030 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::trait_ref_of_method (14x) 4 ( 0.00%) && let trait_id = trait_ref.path.res.def_id() . && ![binop_trait_id, op_assign_trait_id].contains(&trait_id) . && let Some(&(_, lint)) = [ . (&BINOP_TRAITS, SUSPICIOUS_ARITHMETIC_IMPL), . (&OP_ASSIGN_TRAITS, SUSPICIOUS_OP_ASSIGN_IMPL), . ] . .iter() 88 ( 0.00%) .find(|&(ts, _)| ts.iter().any(|&t| Some(trait_id) == cx.tcx.lang_items().get(t))) 1,600 ( 0.00%) => ???:::lang_items (40x) . && count_binops(body.value) == 1 . { . span_lint( . cx, . lint, . span, . format!( . "suspicious use of `{}` in `{}` impl", . binop.as_str(), . cx.tcx.item_name(trait_id) . ), . ); . } 816 ( 0.00%) } . . fn count_binops(expr: &hir::Expr<'_>) -> u32 { . let mut count = 0u32; . let _: Option = for_each_expr_without_closures(expr, |e| { . if matches!( . e.kind, . hir::ExprKind::Binary(..) . | hir::ExprKind::Unary(hir::UnOp::Not | hir::UnOp::Neg, _) -- line 117 ---------------------------------------- 429 ( 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_typeck/src/expr_use_visitor.rs -------------------------------------------------------------------------------- Ir -- line 124 ---------------------------------------- . (**self).borrow(place_with_id, diag_expr_id, bk) . } . . fn copy(&mut self, place_with_id: &PlaceWithHirId<'tcx>, diag_expr_id: HirId) { . (**self).copy(place_with_id, diag_expr_id) . } . . fn mutate(&mut self, assignee_place: &PlaceWithHirId<'tcx>, diag_expr_id: HirId) { 1 ( 0.00%) (**self).mutate(assignee_place, diag_expr_id) . } . . fn bind(&mut self, binding_place: &PlaceWithHirId<'tcx>, diag_expr_id: HirId) { 29 ( 0.00%) (**self).bind(binding_place, diag_expr_id) . } . . fn fake_read( . &mut self, . place_with_id: &PlaceWithHirId<'tcx>, . cause: FakeReadCause, . diag_expr_id: HirId, . ) { -- line 144 ---------------------------------------- -- line 266 ---------------------------------------- . self.0.type_is_use_cloned_modulo_regions(ty) . } . . fn body_owner_def_id(&self) -> LocalDefId { . self.1 . } . . fn tcx(&self) -> TyCtxt<'tcx> { 147 ( 0.00%) self.0.tcx . } . } . . /// A visitor that reports how each expression is being used. . /// . /// See [module-level docs][self] and [`Delegate`] for details. . pub struct ExprUseVisitor<'tcx, Cx: TypeInformationCtxt<'tcx>, D: Delegate<'tcx>> { . cx: Cx, -- line 282 ---------------------------------------- -- line 283 ---------------------------------------- . /// We use a `RefCell` here so that delegates can mutate themselves, but we can . /// still have calls to our own helper functions. . delegate: RefCell, . upvars: Option<&'tcx FxIndexMap>, . } . . impl<'a, 'tcx, D: Delegate<'tcx>> ExprUseVisitor<'tcx, (&'a LateContext<'tcx>, LocalDefId), D> { . pub fn for_clippy(cx: &'a LateContext<'tcx>, body_def_id: LocalDefId, delegate: D) -> Self { 74 ( 0.00%) Self::new((cx, body_def_id), delegate) 6,819 ( 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:>::new (18x) . } . } . . impl<'tcx, Cx: TypeInformationCtxt<'tcx>, D: Delegate<'tcx>> ExprUseVisitor<'tcx, Cx, D> { . /// Creates the ExprUseVisitor, configuring it with the various options provided: . /// . /// - `delegate` -- who receives the callbacks . /// - `param_env` --- parameter environment for trait lookups (esp. pertaining to `Copy`) . /// - `typeck_results` --- typeck results for the code being analyzed 253 ( 0.00%) pub(crate) fn new(cx: Cx, delegate: D) -> Self { 115 ( 0.00%) ExprUseVisitor { . delegate: RefCell::new(delegate), . upvars: cx.tcx().upvars_mentioned(cx.body_owner_def_id()), . cx, . } 207 ( 0.00%) } . . pub fn consume_body(&self, body: &hir::Body<'_>) -> Result<(), Cx::Error> { . for param in body.params { . let param_ty = self.pat_ty_adjusted(param.pat)?; . debug!("consume_body: param_ty = {:?}", param_ty); . . let param_place = self.cat_rvalue(param.hir_id, param_ty); . -- line 315 ---------------------------------------- -- line 319 ---------------------------------------- . . self.consume_expr(body.value)?; . . Ok(()) . } . . #[instrument(skip(self), level = "debug")] . fn consume_or_copy(&self, place_with_id: &PlaceWithHirId<'tcx>, diag_expr_id: HirId) { 968 ( 0.00%) if self.cx.type_is_copy_modulo_regions(place_with_id.place.ty()) { 109,573 ( 0.01%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::type_is_copy_modulo_regions (25x) 300 ( 0.00%) => ???:::ty (25x) . self.delegate.borrow_mut().copy(place_with_id, diag_expr_id); . } else { . self.delegate.borrow_mut().consume(place_with_id, diag_expr_id); . } . } . . #[instrument(skip(self), level = "debug")] . pub fn consume_clone_or_copy(&self, place_with_id: &PlaceWithHirId<'tcx>, diag_expr_id: HirId) { -- line 335 ---------------------------------------- -- line 345 ---------------------------------------- . self.delegate.borrow_mut().use_cloned(place_with_id, diag_expr_id); . } else { . self.delegate.borrow_mut().consume(place_with_id, diag_expr_id); . } . } . . fn consume_exprs(&self, exprs: &[hir::Expr<'_>]) -> Result<(), Cx::Error> { . for expr in exprs { 114 ( 0.00%) self.consume_expr(expr)?; 8,591 ( 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:>::consume_expr'2 (8x) . } . . Ok(()) . } . . // FIXME: It's suspicious that this is public; clippy should probably use `walk_expr`. . #[instrument(skip(self), level = "debug")] 1,104 ( 0.00%) pub fn consume_expr(&self, expr: &hir::Expr<'_>) -> Result<(), Cx::Error> { 1,472 ( 0.00%) let place_with_id = self.cat_expr(expr)?; . self.consume_or_copy(&place_with_id, place_with_id.hir_id); 552 ( 0.00%) self.walk_expr(expr)?; 73,364 ( 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'2 (11x) . Ok(()) 920 ( 0.00%) } . . #[instrument(skip(self), level = "debug")] . pub fn consume_or_clone_expr(&self, expr: &hir::Expr<'_>) -> Result<(), Cx::Error> { . let place_with_id = self.cat_expr(expr)?; . self.consume_clone_or_copy(&place_with_id, place_with_id.hir_id); . self.walk_expr(expr)?; . Ok(()) . } . 7 ( 0.00%) fn mutate_expr(&self, expr: &hir::Expr<'_>) -> Result<(), Cx::Error> { 5 ( 0.00%) let place_with_id = self.cat_expr(expr)?; . self.delegate.borrow_mut().mutate(&place_with_id, place_with_id.hir_id); 3 ( 0.00%) self.walk_expr(expr)?; 238 ( 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'2 (1x) . Ok(()) 6 ( 0.00%) } . . #[instrument(skip(self), level = "debug")] 99 ( 0.00%) fn borrow_expr(&self, expr: &hir::Expr<'_>, bk: ty::BorrowKind) -> Result<(), Cx::Error> { 6 ( 0.00%) let place_with_id = self.cat_expr(expr)?; . self.delegate.borrow_mut().borrow(&place_with_id, place_with_id.hir_id, bk); 33 ( 0.00%) self.walk_expr(expr) 4,087 ( 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'2 (3x) 56 ( 0.00%) } . . #[instrument(skip(self), level = "debug")] 2,448 ( 0.00%) pub fn walk_expr(&self, expr: &hir::Expr<'_>) -> Result<(), Cx::Error> { . self.walk_adjustment(expr)?; . 1,366 ( 0.00%) match expr.kind { . hir::ExprKind::Path(_) => {} . . hir::ExprKind::Type(subexpr, _) => { . self.walk_expr(subexpr)?; . } . . hir::ExprKind::UnsafeBinderCast(_, subexpr, _) => { . self.walk_expr(subexpr)?; -- line 402 ---------------------------------------- -- line 413 ---------------------------------------- . } . . hir::ExprKind::Index(lhs, rhs, _) => { . // lhs[rhs] . self.walk_expr(lhs)?; . self.consume_expr(rhs)?; . } . 108 ( 0.00%) hir::ExprKind::Call(callee, args) => { . // callee(args) 72 ( 0.00%) self.consume_expr(callee)?; 2,224 ( 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:>::consume_expr'2 (4x) . self.consume_exprs(args)?; . } . . hir::ExprKind::Use(expr, _) => { . self.consume_or_clone_expr(expr)?; . } . 75 ( 0.00%) hir::ExprKind::MethodCall(.., receiver, args, _) => { . // callee.m(args) 50 ( 0.00%) self.consume_expr(receiver)?; 8,032 ( 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:>::consume_expr (4x) . self.consume_exprs(args)?; . } . . hir::ExprKind::Struct(_, fields, ref opt_with) => { . self.walk_struct_expr(fields, opt_with)?; . } . 6 ( 0.00%) hir::ExprKind::Tup(exprs) => { . self.consume_exprs(exprs)?; . } . 2 ( 0.00%) hir::ExprKind::If(cond_expr, then_expr, ref opt_else_expr) => { 2 ( 0.00%) self.consume_expr(cond_expr)?; 5,114 ( 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:>::consume_expr'2 (1x) 3 ( 0.00%) self.consume_expr(then_expr)?; 3,117 ( 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:>::consume_expr'2 (1x) 3 ( 0.00%) if let Some(else_expr) = *opt_else_expr { . self.consume_expr(else_expr)?; . } . } . . hir::ExprKind::Let(hir::LetExpr { pat, init, .. }) => { . self.walk_local(init, pat, None, || self.borrow_expr(init, BorrowKind::Immutable))?; . } . 24 ( 0.00%) hir::ExprKind::Match(discr, arms, _) => { 64 ( 0.00%) let discr_place = self.cat_expr(discr)?; . self.fake_read_scrutinee(&discr_place, true)?; 24 ( 0.00%) self.walk_expr(discr)?; 8,689 ( 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'2 (4x) . . for arm in arms { . self.walk_arm(&discr_place, arm)?; . } . } . 4 ( 0.00%) hir::ExprKind::Array(exprs) => { . self.consume_exprs(exprs)?; . } . 22 ( 0.00%) hir::ExprKind::AddrOf(_, m, base) => { . // &base . // make sure that the thing we are pointing out stays valid . // for the lifetime `scope_r` of the resulting ptr: . let bk = ty::BorrowKind::from_mutbl(m); 44 ( 0.00%) self.borrow_expr(base, bk)?; 6,928 ( 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:>::borrow_expr (3x) . } . . hir::ExprKind::InlineAsm(asm) => { . for (op, _op_sp) in asm.operands { . match op { . hir::InlineAsmOperand::In { expr, .. } => { . self.consume_expr(expr)?; . } -- line 484 ---------------------------------------- -- line 517 ---------------------------------------- . self.consume_expr(lhs)?; . } . . hir::ExprKind::Binary(_, lhs, rhs) => { . self.consume_expr(lhs)?; . self.consume_expr(rhs)?; . } . 35 ( 0.00%) hir::ExprKind::Block(blk, _) => { . self.walk_block(blk)?; . } . . hir::ExprKind::Break(_, ref opt_expr) | hir::ExprKind::Ret(ref opt_expr) => { 27 ( 0.00%) if let Some(expr) = *opt_expr { 35 ( 0.00%) self.consume_expr(expr)?; . } . } . . hir::ExprKind::Become(call) => { . self.consume_expr(call)?; . } . 2 ( 0.00%) hir::ExprKind::Assign(lhs, rhs, _) => { 2 ( 0.00%) self.mutate_expr(lhs)?; 577 ( 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:>::mutate_expr (1x) . self.consume_expr(rhs)?; . } . . hir::ExprKind::Cast(base, _) => { . self.consume_expr(base)?; . } . . hir::ExprKind::DropTemps(expr) => { -- line 548 ---------------------------------------- -- line 550 ---------------------------------------- . } . . hir::ExprKind::AssignOp(_, lhs, rhs) => { . if self.cx.typeck_results().is_method_call(expr) { . self.consume_expr(lhs)?; . } else { . self.mutate_expr(lhs)?; . } 56 ( 0.00%) self.consume_expr(rhs)?; . } . . hir::ExprKind::Repeat(base, _) => { . self.consume_expr(base)?; . } . 7 ( 0.00%) hir::ExprKind::Closure(closure) => { 7 ( 0.00%) self.walk_captures(closure)?; . } . . hir::ExprKind::Yield(value, _) => { . self.consume_expr(value)?; . } . } . . Ok(()) 2,176 ( 0.00%) } . . fn walk_stmt(&self, stmt: &hir::Stmt<'_>) -> Result<(), Cx::Error> { 274 ( 0.00%) match stmt.kind { . hir::StmtKind::Let(hir::LetStmt { pat, init: Some(expr), els, .. }) => { 80 ( 0.00%) self.walk_local(expr, pat, *els, || Ok(()))?; 75,699 ( 0.01%) => /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_local::<>::walk_stmt::{closure#0}> (3x) 20 ( 0.00%) } . . hir::StmtKind::Let(_) => {} . . hir::StmtKind::Item(_) => { . // We don't visit nested items in this visitor, . // only the fn body we were given. . } . 11 ( 0.00%) hir::StmtKind::Expr(expr) | hir::StmtKind::Semi(expr) => { 22 ( 0.00%) self.consume_expr(expr)?; 1,565 ( 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:>::consume_expr'2 (1x) . } . } . . Ok(()) . } . . #[instrument(skip(self), level = "debug")] . fn fake_read_scrutinee( -- line 599 ---------------------------------------- -- line 612 ---------------------------------------- . FakeReadCause::ForLet(closure_def_id) . }; . . self.delegate.borrow_mut().fake_read(discr_place, cause, discr_place.hir_id); . . Ok(()) . } . 220 ( 0.00%) fn walk_local( . &self, . expr: &hir::Expr<'_>, . pat: &hir::Pat<'_>, . els: Option<&hir::Block<'_>>, . mut f: F, . ) -> Result<(), Cx::Error> . where . F: FnMut() -> Result<(), Cx::Error>, . { 20 ( 0.00%) self.walk_expr(expr)?; 3,263 ( 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'2 (3x) 160 ( 0.00%) let expr_place = self.cat_expr(expr)?; . f()?; . self.fake_read_scrutinee(&expr_place, els.is_some())?; . self.walk_pat(&expr_place, pat, false)?; 20 ( 0.00%) if let Some(els) = els { . self.walk_block(els)?; . } . Ok(()) 160 ( 0.00%) } . . /// Indicates that the value of `blk` will be consumed, meaning either copied or moved . /// depending on its type. . #[instrument(skip(self), level = "debug")] . fn walk_block(&self, blk: &hir::Block<'_>) -> Result<(), Cx::Error> { 35 ( 0.00%) for stmt in blk.stmts { . self.walk_stmt(stmt)?; . } . 105 ( 0.00%) if let Some(tail_expr) = blk.expr { . self.consume_expr(tail_expr)?; . } . . Ok(()) . } . . fn walk_struct_expr<'hir>( . &self, -- line 657 ---------------------------------------- -- line 719 ---------------------------------------- . . Ok(()) . } . . /// Invoke the appropriate delegate calls for anything that gets . /// consumed or borrowed as part of the automatic adjustment . /// process. . fn walk_adjustment(&self, expr: &hir::Expr<'_>) -> Result<(), Cx::Error> { 544 ( 0.00%) let typeck_results = self.cx.typeck_results(); 90 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (18x) 1,360 ( 0.00%) let adjustments = typeck_results.expr_adjustments(expr); 754 ( 0.00%) => ???:::expr_adjustments (18x) 1,088 ( 0.00%) let mut place_with_id = self.cat_expr_unadjusted(expr)?; 2,031 ( 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:>::cat_expr_unadjusted (18x) . for (adjustment_index, adjustment) in adjustments.iter().enumerate() { . let is_last_adjustment = adjustment_index + 1 == adjustments.len(); . debug!("walk_adjustment expr={:?} adj={:?}", expr, adjustment); 1,046 ( 0.00%) match adjustment.kind { . adjustment::Adjust::NeverToAny | adjustment::Adjust::Pointer(_) => { . // Creating a closure/fn-pointer or unsizing consumes . // the input and stores it into the resulting rvalue. . self.consume_or_copy(&place_with_id, place_with_id.hir_id); . } . . adjustment::Adjust::Deref(DerefAdjustKind::Builtin | DerefAdjustKind::Pin) => {} . -- line 741 ---------------------------------------- -- line 745 ---------------------------------------- . // `x.deref()`. Since `deref()` is declared with `&self`, . // this is an autoref of `x`. . adjustment::Adjust::Deref(DerefAdjustKind::Overloaded(deref)) => { . let bk = ty::BorrowKind::from_mutbl(deref.mutbl); . self.delegate.borrow_mut().borrow(&place_with_id, place_with_id.hir_id, bk); . } . . adjustment::Adjust::Borrow(ref autoref) => { 40 ( 0.00%) self.walk_autoref(expr, &place_with_id, autoref); . } . . adjustment::Adjust::GenericReborrow(mutability) if is_last_adjustment => { . let bk = ty::BorrowKind::from_mutbl(mutability); . self.delegate.borrow_mut().borrow(&place_with_id, place_with_id.hir_id, bk); . } . . adjustment::Adjust::GenericReborrow(_) => { . span_bug!(expr.span, "generic reborrow adjustment must be terminal"); . } . } 176 ( 0.00%) place_with_id = self.cat_expr_adjusted(expr, place_with_id, adjustment)?; . } . . Ok(()) . } . . /// Walks the autoref `autoref` applied to the autoderef'd . /// `expr`. `base_place` is `expr` represented as a place, . /// after all relevant autoderefs have occurred. -- line 773 ---------------------------------------- -- line 777 ---------------------------------------- . base_place: &PlaceWithHirId<'tcx>, . autoref: &adjustment::AutoBorrow, . ) { . debug!( . "walk_autoref(expr.hir_id={} base_place={:?} autoref={:?})", . expr.hir_id, base_place, autoref . ); . 80 ( 0.00%) match *autoref { . adjustment::AutoBorrow::Ref(m) => { . self.delegate.borrow_mut().borrow( . base_place, . base_place.hir_id, . ty::BorrowKind::from_mutbl(m.into()), . ); . } . -- line 793 ---------------------------------------- -- line 803 ---------------------------------------- . } . } . . fn walk_arm( . &self, . discr_place: &PlaceWithHirId<'tcx>, . arm: &hir::Arm<'_>, . ) -> Result<(), Cx::Error> { 17 ( 0.00%) self.walk_pat(discr_place, arm.pat, arm.guard.is_some())?; . 34 ( 0.00%) if let Some(ref e) = arm.guard { . self.consume_expr(e)?; . } . 51 ( 0.00%) self.consume_expr(arm.body)?; 14,501 ( 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:>::consume_expr'2 (9x) . Ok(()) . } . . /// The core driver for walking a pattern . /// . /// This should mirror how pattern-matching gets lowered to MIR, as . /// otherwise said lowering will ICE when trying to resolve the upvars. . /// -- line 825 ---------------------------------------- -- line 832 ---------------------------------------- . /// in the semantics of the language, and should be avoided if possible. . #[instrument(skip(self), level = "debug")] . fn walk_pat( . &self, . discr_place: &PlaceWithHirId<'tcx>, . pat: &hir::Pat<'_>, . has_guard: bool, . ) -> Result<(), Cx::Error> { 91 ( 0.00%) let tcx = self.cx.tcx(); 1,115 ( 0.00%) self.cat_pattern(discr_place.clone(), pat, &mut |place, pat| { 33,150 ( 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:>::cat_pattern::<>::walk_pat::{closure#0}> (9x) . debug!("walk_pat: pat.kind={:?}", pat.kind); 113 ( 0.00%) let read_discriminant = || { . self.delegate.borrow_mut().borrow(place, discr_place.hir_id, BorrowKind::Immutable); . }; . 572 ( 0.00%) match pat.kind { 62 ( 0.00%) PatKind::Binding(_, canonical_id, ..) => { . debug!("walk_pat: binding place={:?} pat={:?}", place, pat); 54 ( 0.00%) let bm = self . .cx 104 ( 0.00%) .typeck_results() 125 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (25x) 319 ( 0.00%) .extract_binding_mode(tcx.sess, pat.hir_id, pat.span); 1,125 ( 0.00%) => ???:::extract_binding_mode (25x) . debug!("walk_pat: pat.hir_id={:?} bm={:?}", pat.hir_id, bm); . . // pat_ty: the type of the binding being produced. . let pat_ty = self.node_ty(pat.hir_id)?; . debug!("walk_pat: pat_ty={:?}", pat_ty); . . let def = Res::Local(canonical_id); . if let Ok(ref binding_place) = self.cat_res(pat.hir_id, pat.span, pat_ty, def) { . self.delegate.borrow_mut().bind(binding_place, binding_place.hir_id); . } . . // Subtle: MIR desugaring introduces immutable borrows for each pattern . // binding when lowering pattern guards to ensure that the guard does not . // modify the scrutinee. 87 ( 0.00%) if has_guard { . read_discriminant(); . } . . // It is also a borrow or copy/move of the value being matched. . // In a cases of pattern like `let pat = upvar`, don't use the span . // of the pattern, as this just looks confusing, instead use the span . // of the discriminant. 112 ( 0.00%) match bm.0 { . hir::ByRef::Yes(_, m) => { . let bk = ty::BorrowKind::from_mutbl(m); . self.delegate.borrow_mut().borrow(place, discr_place.hir_id, bk); . } 3 ( 0.00%) hir::ByRef::No => { . debug!("walk_pat binding consuming pat"); . self.consume_or_copy(place, discr_place.hir_id); . } . } . } . PatKind::Deref(subpattern) => { . // A deref pattern is a bit special: the binding mode of its inner bindings . // determines whether to borrow *at the level of the deref pattern* rather than . // borrowing the bound place (since that inner place is inside the temporary that . // stores the result of calling `deref()`/`deref_mut()` so can't be captured). . // Deref patterns on boxes don't borrow, so we ignore them here. . // HACK: this could be a fake pattern corresponding to a deref inserted by match . // ergonomics, in which case `pat.hir_id` will be the id of the subpattern. 1 ( 0.00%) if let DerefPatBorrowMode::Borrow(mutability) = . self.cx.typeck_results().deref_pat_borrow_mode(place.place.ty(), subpattern) . { . let bk = ty::BorrowKind::from_mutbl(mutability); . self.delegate.borrow_mut().borrow(place, discr_place.hir_id, bk); . } . } . PatKind::Never => { . // A `!` pattern always counts as an immutable read of the discriminant, . // even in an irrefutable pattern. . read_discriminant(); . } 4 ( 0.00%) PatKind::Expr(PatExpr { kind: PatExprKind::Path(qpath), hir_id, span }) => { . // A `Path` pattern is just a name like `Foo`. This is either a . // named constant or else it refers to an ADT variant . 32 ( 0.00%) let res = self.cx.typeck_results().qpath_res(qpath, *hir_id); 60 ( 0.00%) => ???:::qpath_res (4x) 20 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (4x) 52 ( 0.00%) match res { . Res::Def(DefKind::Const { .. }, _) . | Res::Def(DefKind::AssocConst { .. }, _) => { . // Named constants have to be equated with the value . // being matched, so that's a read of the value being matched. . // . // FIXME: Does the MIR code skip this read when matching on a ZST? . // If so, we can also skip it here. . read_discriminant(); -- line 920 ---------------------------------------- -- line 936 ---------------------------------------- . // possible values, such as 0..=u8::MAX. This is because . // we don't want to depend on consteval here. . // . // FIXME: What if the type being matched only has one . // possible value? . read_discriminant(); . } . PatKind::Struct(..) | PatKind::TupleStruct(..) => { 8 ( 0.00%) if self.is_multivariant_adt(place.place.ty(), pat.span) { . read_discriminant(); . } . } . PatKind::Slice(lhs, wild, rhs) => { . // We don't need to test the length if the pattern is `[..]` . if matches!((lhs, wild, rhs), (&[], Some(_), &[])) . // Arrays have a statically known size, so . // there is no need to read their length -- line 952 ---------------------------------------- -- line 968 ---------------------------------------- . // If the PatKind is Or, Box, Ref, Guard, or Tuple, the relevant accesses . // are made later as these patterns contains subpatterns. . // If the PatKind is Missing, Wild or Err, any relevant accesses are made when processing . // the other patterns that are part of the match . } . } . . Ok(()) 376 ( 0.00%) }) . } . . /// Handle the case where the current body contains a closure. . /// . /// When the current body being handled is a closure, then we must make sure that . /// - The parent closure only captures Places from the nested closure that are not local to it. . /// . /// In the following example the closures `c` only captures `p.x` even though `incr` -- line 984 ---------------------------------------- -- line 1000 ---------------------------------------- . fn upvar_is_local_variable( . upvars: Option<&FxIndexMap>, . upvar_id: HirId, . body_owner_is_closure: bool, . ) -> bool { . upvars.map(|upvars| !upvars.contains_key(&upvar_id)).unwrap_or(body_owner_is_closure) . } . 7 ( 0.00%) let tcx = self.cx.tcx(); . let closure_def_id = closure_expr.def_id; . // For purposes of this function, coroutine and closures are equivalent. 12 ( 0.00%) let body_owner_is_closure = matches!( 28 ( 0.00%) tcx.hir_body_owner_kind(self.cx.body_owner_def_id()), 616 ( 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:: (7x) . hir::BodyOwnerKind::Closure . ); . . // If we have a nested closure, we want to include the fake reads present in the nested . // closure. 14 ( 0.00%) if let Some(fake_reads) = self.cx.typeck_results().closure_fake_reads.get(&closure_def_id) { 35 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (7x) . for (fake_read, cause, hir_id) in fake_reads.iter() { . match fake_read.base { . PlaceBase::Upvar(upvar_id) => { . if upvar_is_local_variable( . self.upvars, . upvar_id.var_path.hir_id, . body_owner_is_closure, . ) { -- line 1026 ---------------------------------------- -- line 1054 ---------------------------------------- . &PlaceWithHirId { place: fake_read.clone(), hir_id: *hir_id }, . *cause, . *hir_id, . ); . } . } . . if let Some(min_captures) = 14 ( 0.00%) self.cx.typeck_results().closure_min_captures.get(&closure_def_id) 35 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (7x) . { . for (var_hir_id, min_list) in min_captures.iter() { 12 ( 0.00%) if self . .upvars . .map_or(body_owner_is_closure, |upvars| !upvars.contains_key(var_hir_id)) . { . // The nested closure might be capturing the current (enclosing) closure's local variables. . // We check if the root variable is ever mentioned within the enclosing closure, if not . // then for the current body (if it's a closure) these aren't captures, we will ignore them. . continue; . } . for captured_place in min_list { . let place = &captured_place.place; . let capture_info = captured_place.info; . 6 ( 0.00%) let place_base = if body_owner_is_closure { . // Mark the place to be captured by the enclosing closure . PlaceBase::Upvar(ty::UpvarId::new(*var_hir_id, self.cx.body_owner_def_id())) . } else { . // If the body owner isn't a closure then the variable must . // be a local variable . PlaceBase::Local(*var_hir_id) . }; . let closure_hir_id = tcx.local_def_id_to_hir_id(closure_def_id); -- line 1086 ---------------------------------------- -- line 1088 ---------------------------------------- . capture_info . .path_expr_id . .unwrap_or(capture_info.capture_kind_expr_id.unwrap_or(closure_hir_id)), . place.base_ty, . place_base, . place.projections.clone(), . ); . 42 ( 0.00%) match capture_info.capture_kind { . ty::UpvarCapture::ByValue => { . self.consume_or_copy(&place_with_id, place_with_id.hir_id); . } . ty::UpvarCapture::ByUse => { . self.consume_clone_or_copy(&place_with_id, place_with_id.hir_id); . } . ty::UpvarCapture::ByRef(upvar_borrow) => { . self.delegate.borrow_mut().borrow( -- line 1104 ---------------------------------------- -- line 1126 ---------------------------------------- . /// two operations: a dereference to reach the array data and then an index to . /// jump forward to the relevant item. . impl<'tcx, Cx: TypeInformationCtxt<'tcx>, D: Delegate<'tcx>> ExprUseVisitor<'tcx, Cx, D> { . fn expect_and_resolve_type( . &self, . id: HirId, . ty: Option>, . ) -> Result, Cx::Error> { 1,092 ( 0.00%) match ty { . Some(ty) => { . let ty = self.cx.resolve_vars_if_possible(ty); . self.cx.error_reported_in_ty(ty)?; . Ok(ty) . } . None => { . // FIXME: We shouldn't be relying on the infcx being tainted. . self.cx.tainted_by_errors()?; . bug!("no type for node {} in ExprUseVisitor", self.cx.tcx().hir_id_to_string(id)); . } . } . } . . fn node_ty(&self, hir_id: HirId) -> Result, Cx::Error> { 420 ( 0.00%) self.expect_and_resolve_type(hir_id, self.cx.typeck_results().node_type_opt(hir_id)) 740 ( 0.00%) => ???:::node_type_opt (20x) 100 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (20x) . } . 3,381 ( 0.00%) fn expr_ty(&self, expr: &hir::Expr<'_>) -> Result, Cx::Error> { 3,864 ( 0.00%) self.expect_and_resolve_type(expr.hir_id, self.cx.typeck_results().expr_ty_opt(expr)) 5,265 ( 0.00%) => ???:::expr_ty_opt (135x) 675 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (135x) 2,898 ( 0.00%) } . . fn expr_ty_adjusted(&self, expr: &hir::Expr<'_>) -> Result, Cx::Error> { . self.expect_and_resolve_type( 24 ( 0.00%) expr.hir_id, 36 ( 0.00%) self.cx.typeck_results().expr_ty_adjusted_opt(expr), 270 ( 0.00%) => ???:::expr_ty_adjusted_opt (6x) 30 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (6x) . ) . } . . /// Returns the type of value that this pattern matches against. . /// Some non-obvious cases: . /// . /// - a `ref x` binding matches against a value of type `T` and gives . /// `x` the type `&T`; we return `T`. . /// - a pattern with implicit derefs (thanks to default binding . /// modes #42640) may look like `Some(x)` but in fact have . /// implicit deref patterns attached (e.g., it is really . /// `&Some(x)`). In that case, we return the "outermost" type . /// (e.g., `&Option`). 252 ( 0.00%) fn pat_ty_adjusted(&self, pat: &hir::Pat<'_>) -> Result, Cx::Error> { . // Check for implicit `&` types wrapping the pattern; note . // that these are never attached to binding patterns, so . // actually this is somewhat "disjoint" from the code below . // that aims to account for `ref x`. 140 ( 0.00%) if let Some(vec) = self.cx.typeck_results().pat_adjustments().get(pat.hir_id) { 40 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (8x) . if let Some(first_adjust) = vec.first() { . debug!("pat_ty(pat={:?}) found adjustment `{:?}`", pat, first_adjust); . return Ok(first_adjust.source); . } 56 ( 0.00%) } else if let PatKind::Ref(subpat, _, _) = pat.kind . && self.cx.typeck_results().skipped_ref_pats().contains(pat.hir_id) . { . return self.pat_ty_adjusted(subpat); . } . 84 ( 0.00%) self.pat_ty_unadjusted(pat) 976 ( 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:>::pat_ty_unadjusted (8x) 224 ( 0.00%) } . . /// Like [`Self::pat_ty_adjusted`], but ignores implicit `&` patterns. 252 ( 0.00%) fn pat_ty_unadjusted(&self, pat: &hir::Pat<'_>) -> Result, Cx::Error> { 56 ( 0.00%) let base_ty = self.node_ty(pat.hir_id)?; . trace!(?base_ty); . . // This code detects whether we are looking at a `ref x`, . // and if so, figures out what the type *being borrowed* is. 56 ( 0.00%) match pat.kind { . PatKind::Binding(..) => { 18 ( 0.00%) let bm = *self . .cx 27 ( 0.00%) .typeck_results() 5 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (1x) . .pat_binding_modes() . .get(pat.hir_id) . .expect("missing binding mode"); . 25 ( 0.00%) if let hir::ByRef::Yes(pinnedness, _) = bm.0 { . let base_ty = if pinnedness.is_pinned() { . base_ty.pinned_ty().ok_or_else(|| { . debug!("By-pin-ref binding of non-`Pin` type: {base_ty:?}"); . self.cx.report_bug(pat.span, "by-pin-ref binding of non-`Pin` type") . })? . } else { . base_ty . }; . // a bind-by-ref means that the base_ty will be the type of the ident itself, . // but what we want here is the type of the underlying value being borrowed. . // So peel off one-level, turning the &T into T. 5 ( 0.00%) match self.cx.structurally_resolve_type(pat.span, base_ty).builtin_deref(false) 7 ( 0.00%) => ???:::builtin_deref (1x) . { . Some(ty) => Ok(ty), . None => { . debug!("By-ref binding of non-derefable type: {base_ty:?}"); . Err(self . .cx . .report_bug(pat.span, "by-ref binding of non-derefable type")) . } . } . } else { . Ok(base_ty) . } . } . _ => Ok(base_ty), . } 224 ( 0.00%) } . . fn cat_expr(&self, expr: &hir::Expr<'_>) -> Result, Cx::Error> { 1,434 ( 0.00%) self.cat_expr_(expr, self.cx.typeck_results().expr_adjustments(expr)) 146 ( 0.00%) => ???:::expr_adjustments (3x) 15 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (3x) . } . . /// This recursion helper avoids going through *too many* . /// adjustments, since *only* non-overloaded deref recurses. . fn cat_expr_( . &self, . expr: &hir::Expr<'_>, . adjustments: &[adjustment::Adjustment<'tcx>], . ) -> Result, Cx::Error> { . match adjustments.split_last() { 579 ( 0.00%) None => self.cat_expr_unadjusted(expr), 2,425 ( 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:>::cat_expr_unadjusted (3x) . Some((adjustment, previous)) => { 572 ( 0.00%) self.cat_expr_adjusted_with(expr, || self.cat_expr_(expr, previous), adjustment) 5,688 ( 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:>::cat_expr_adjusted_with::<>::cat_expr_::{closure#0}> (12x) . } . } . } . . fn cat_expr_adjusted( . &self, . expr: &hir::Expr<'_>, . previous: PlaceWithHirId<'tcx>, . adjustment: &adjustment::Adjustment<'tcx>, . ) -> Result, Cx::Error> { 176 ( 0.00%) self.cat_expr_adjusted_with(expr, || Ok(previous), adjustment) . } . . fn cat_expr_adjusted_with( . &self, . expr: &hir::Expr<'_>, . previous: F, . adjustment: &adjustment::Adjustment<'tcx>, . ) -> Result, Cx::Error> . where . F: FnOnce() -> Result, Cx::Error>, . { 59 ( 0.00%) let target = self.cx.resolve_vars_if_possible(adjustment.target); 353 ( 0.00%) match adjustment.kind { . adjustment::Adjust::Deref(deref_kind) => { . // Equivalent to *expr or something similar. 114 ( 0.00%) let base = if let DerefAdjustKind::Overloaded(deref) = deref_kind { . let ref_ty = Ty::new_ref( . self.cx.tcx(), . self.cx.tcx().lifetimes.re_erased, . target, . deref.mutbl, . ); . self.cat_rvalue(expr.hir_id, ref_ty) . } else { 444 ( 0.00%) previous()? . }; 300 ( 0.00%) self.cat_deref(expr.hir_id, base) 2,830 ( 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:>::cat_deref (10x) . } . . adjustment::Adjust::NeverToAny . | adjustment::Adjust::Pointer(_) . | adjustment::Adjust::Borrow(_) . | adjustment::Adjust::GenericReborrow(..) => { . // Result is an rvalue. 728 ( 0.00%) Ok(self.cat_rvalue(expr.hir_id, target)) . } . } 59 ( 0.00%) } . 6,201 ( 0.00%) fn cat_expr_unadjusted(&self, expr: &hir::Expr<'_>) -> Result, Cx::Error> { 1,908 ( 0.00%) let expr_ty = self.expr_ty(expr)?; 22,244 ( 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:>::expr_ty (332x) 1,920 ( 0.00%) match expr.kind { 6 ( 0.00%) hir::ExprKind::Unary(hir::UnOp::Deref, e_base) => { 42 ( 0.00%) if self.cx.typeck_results().is_method_call(expr) { 30 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (6x) 270 ( 0.00%) => ???:::is_method_call (6x) 18 ( 0.00%) self.cat_overloaded_place(expr, e_base) . } else { . let base = self.cat_expr(e_base)?; . self.cat_deref(expr.hir_id, base) . } . } . 22 ( 0.00%) hir::ExprKind::Field(base, _) => { 66 ( 0.00%) let base = self.cat_expr(base)?; . debug!(?base); . . let field_idx = self . .cx 44 ( 0.00%) .typeck_results() 80 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (16x) . .field_indices() 44 ( 0.00%) .get(expr.hir_id) . .cloned() . .expect("Field index not found"); . 110 ( 0.00%) Ok(self.cat_projection( . expr.hir_id, 176 ( 0.00%) base, . expr_ty, . ProjectionKind::Field(field_idx, FIRST_VARIANT), . )) . } . . hir::ExprKind::Index(base, _, _) => { . if self.cx.typeck_results().is_method_call(expr) { . // If this is an index implemented by a method call, then it -- line 1337 ---------------------------------------- -- line 1341 ---------------------------------------- . // dereferencing. . self.cat_overloaded_place(expr, base) . } else { . let base = self.cat_expr(base)?; . Ok(self.cat_projection(expr.hir_id, base, expr_ty, ProjectionKind::Index)) . } . } . 186 ( 0.00%) hir::ExprKind::Path(ref qpath) => { 1,860 ( 0.00%) let res = self.cx.typeck_results().qpath_res(qpath, expr.hir_id); 2,736 ( 0.00%) => ???:::qpath_res (120x) 600 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (120x) 186 ( 0.00%) self.cat_res(expr.hir_id, expr.span, expr_ty, res) 186 ( 0.00%) } . . // type ascription doesn't affect the place-ness of the subexpression. . hir::ExprKind::Type(e, _) => self.cat_expr(e), . . hir::ExprKind::UnsafeBinderCast(UnsafeBinderCastKind::Unwrap, e, _) => { . let base = self.cat_expr(e)?; . Ok(self.cat_projection( . expr.hir_id, -- line 1360 ---------------------------------------- -- line 1389 ---------------------------------------- . | hir::ExprKind::ConstBlock(..) . | hir::ExprKind::Break(..) . | hir::ExprKind::Continue(..) . | hir::ExprKind::Struct(..) . | hir::ExprKind::Repeat(..) . | hir::ExprKind::InlineAsm(..) . | hir::ExprKind::OffsetOf(..) . | hir::ExprKind::UnsafeBinderCast(UnsafeBinderCastKind::Wrap, ..) 1,841 ( 0.00%) | hir::ExprKind::Err(_) => Ok(self.cat_rvalue(expr.hir_id, expr_ty)), . } 3,768 ( 0.00%) } . . fn cat_res( . &self, . hir_id: HirId, . span: Span, . expr_ty: Ty<'tcx>, . res: Res, . ) -> Result, Cx::Error> { 1,548 ( 0.00%) match res { . Res::Def( . DefKind::Ctor(..) . | DefKind::Const { .. } . | DefKind::ConstParam . | DefKind::AssocConst { .. } . | DefKind::Fn . | DefKind::AssocFn, . _, . ) 410 ( 0.00%) | Res::SelfCtor(..) => Ok(self.cat_rvalue(hir_id, expr_ty)), . . Res::Def(DefKind::Static { .. }, _) => { . Ok(PlaceWithHirId::new(hir_id, expr_ty, PlaceBase::StaticItem, Vec::new())) . } . 503 ( 0.00%) Res::Local(var_id) => { 162 ( 0.00%) if self.upvars.is_some_and(|upvars| upvars.contains_key(&var_id)) { . self.cat_upvar(hir_id, var_id) . } else { . Ok(PlaceWithHirId::new(hir_id, expr_ty, PlaceBase::Local(var_id), Vec::new())) . } . } . . def => span_bug!(span, "unexpected definition in ExprUseVisitor: {:?}", def), . } -- line 1433 ---------------------------------------- -- line 1449 ---------------------------------------- . . Ok(PlaceWithHirId::new(hir_id, var_ty, PlaceBase::Upvar(upvar_id), Vec::new())) . } . . fn cat_rvalue(&self, hir_id: HirId, expr_ty: Ty<'tcx>) -> PlaceWithHirId<'tcx> { . PlaceWithHirId::new(hir_id, expr_ty, PlaceBase::Rvalue, Vec::new()) . } . 650 ( 0.00%) fn cat_projection( . &self, . node: HirId, . base_place: PlaceWithHirId<'tcx>, . ty: Ty<'tcx>, . kind: ProjectionKind, . ) -> PlaceWithHirId<'tcx> { 100 ( 0.00%) let place_ty = base_place.place.ty(); 288 ( 0.00%) => ???:::ty (24x) 200 ( 0.00%) let mut projections = base_place.place.projections; . 350 ( 0.00%) let node_ty = self.cx.typeck_results().node_type(node); 984 ( 0.00%) => ???:::node_type (24x) 120 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (24x) 160 ( 0.00%) if !self.cx.tcx().next_trait_solver_globally() { . // Opaque types can't have field projections, but we can instead convert . // the current place in-place (heh) to the hidden type, and then apply all . // follow up projections on that. . if node_ty != place_ty . && self . .cx 66 ( 0.00%) .structurally_resolve_type(self.cx.tcx().hir_span(base_place.hir_id), place_ty) 2,304 ( 0.00%) => ???:::hir_span (16x) . .is_opaque() . { . projections.push(Projection { kind: ProjectionKind::OpaqueCast, ty: node_ty }); . } . } . projections.push(Projection { kind, ty }); 450 ( 0.00%) PlaceWithHirId::new(node, base_place.place.base_ty, base_place.place.base, projections) 400 ( 0.00%) } . 66 ( 0.00%) fn cat_overloaded_place( . &self, . expr: &hir::Expr<'_>, . base: &hir::Expr<'_>, . ) -> Result, Cx::Error> { . // Reconstruct the output assuming it's a reference with the . // same region and mutability as the receiver. This holds for . // `Deref(Mut)::Deref(_mut)` and `Index(Mut)::index(_mut)`. 24 ( 0.00%) let place_ty = self.expr_ty(expr)?; 402 ( 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:>::expr_ty (6x) . let base_ty = self.expr_ty_adjusted(base)?; . 24 ( 0.00%) let ty::Ref(region, _, mutbl) = . *self.cx.structurally_resolve_type(base.span, base_ty).kind() . else { . span_bug!(expr.span, "cat_overloaded_place: base is not a reference"); . }; 6 ( 0.00%) let ref_ty = Ty::new_ref(self.cx.tcx(), region, place_ty, mutbl); . 12 ( 0.00%) let base = self.cat_rvalue(expr.hir_id, ref_ty); 18 ( 0.00%) self.cat_deref(expr.hir_id, base) 1,698 ( 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:>::cat_deref (6x) 48 ( 0.00%) } . 960 ( 0.00%) fn cat_deref( . &self, . node: HirId, . base_place: PlaceWithHirId<'tcx>, . ) -> Result, Cx::Error> { 160 ( 0.00%) let base_curr_ty = base_place.place.ty(); 492 ( 0.00%) => ???:::ty (41x) 160 ( 0.00%) let Some(deref_ty) = self . .cx 320 ( 0.00%) .structurally_resolve_type(self.cx.tcx().hir_span(base_place.hir_id), base_curr_ty) 5,904 ( 0.00%) => ???:::hir_span (41x) 240 ( 0.00%) .builtin_deref(true) 287 ( 0.00%) => ???:::builtin_deref (41x) . else { . debug!("explicit deref of non-derefable type: {:?}", base_curr_ty); . return Err(self . .cx . .report_bug(self.cx.tcx().hir_span(node), "explicit deref of non-derefable type")); . }; 320 ( 0.00%) let mut projections = base_place.place.projections; . projections.push(Projection { kind: ProjectionKind::Deref, ty: deref_ty }); . 960 ( 0.00%) Ok(PlaceWithHirId::new(node, base_place.place.base_ty, base_place.place.base, projections)) 640 ( 0.00%) } . . /// Returns the variant index for an ADT used within a Struct or TupleStruct pattern . /// Here `pat_hir_id` is the HirId of the pattern itself. 312 ( 0.00%) fn variant_index_for_adt( . &self, . qpath: &hir::QPath<'_>, . pat_hir_id: HirId, . span: Span, . ) -> Result { 234 ( 0.00%) let res = self.cx.typeck_results().qpath_res(qpath, pat_hir_id); 120 ( 0.00%) => ???:::qpath_res (8x) 40 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (8x) 156 ( 0.00%) let ty = self.cx.typeck_results().node_type(pat_hir_id); 328 ( 0.00%) => ???:::node_type (8x) 40 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (8x) 52 ( 0.00%) let ty::Adt(adt_def, _) = self.cx.structurally_resolve_type(span, ty).kind() else { . return Err(self . .cx . .report_bug(span, "struct or tuple struct pattern not applied to an ADT")); . }; . 396 ( 0.00%) match res { 16 ( 0.00%) Res::Def(DefKind::Variant, variant_id) => Ok(adt_def.variant_index_with_id(variant_id)), 32 ( 0.00%) Res::Def(DefKind::Ctor(CtorOf::Variant, ..), variant_ctor_id) => { 32 ( 0.00%) Ok(adt_def.variant_index_with_ctor_id(variant_ctor_id)) 1,317 ( 0.00%) => ???:::variant_index_with_ctor_id (16x) 16 ( 0.00%) } . Res::Def(DefKind::Ctor(CtorOf::Struct, ..), _) . | Res::Def(DefKind::Struct | DefKind::Union | DefKind::TyAlias | DefKind::AssocTy, _) . | Res::SelfCtor(..) . | Res::SelfTyParam { .. } . | Res::SelfTyAlias { .. } => { . // Structs and Unions have only have one variant. . Ok(FIRST_VARIANT) . } . _ => bug!("expected ADT path, found={:?}", res), . } 208 ( 0.00%) } . . /// Returns the total number of fields in an ADT variant used within a pattern. . /// Here `pat_hir_id` is the HirId of the pattern itself. . fn total_fields_in_adt_variant( . &self, . pat_hir_id: HirId, . variant_index: VariantIdx, . span: Span, . ) -> Result { 80 ( 0.00%) let ty = self.cx.typeck_results().node_type(pat_hir_id); 82 ( 0.00%) => ???:::node_type (2x) 10 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (2x) 32 ( 0.00%) match self.cx.structurally_resolve_type(span, ty).kind() { 16 ( 0.00%) ty::Adt(adt_def, _) => Ok(adt_def.variant(variant_index).fields.len()), . _ => { . self.cx . .tcx() . .dcx() . .span_bug(span, "struct or tuple struct pattern not applied to an ADT"); . } . } . } -- line 1580 ---------------------------------------- -- line 1590 ---------------------------------------- . } . . /// Here, `place` is the `PlaceWithHirId` being matched and pat is the pattern it . /// is being matched against. . /// . /// In general, the way that this works is that we walk down the pattern, . /// constructing a `PlaceWithHirId` that represents the path that will be taken . /// to reach the value being matched. 880 ( 0.00%) fn cat_pattern( . &self, . mut place_with_id: PlaceWithHirId<'tcx>, . pat: &hir::Pat<'_>, . op: &mut F, . ) -> Result<(), Cx::Error> . where . F: FnMut(&PlaceWithHirId<'tcx>, &hir::Pat<'_>) -> Result<(), Cx::Error>, . { -- line 1606 ---------------------------------------- -- line 1631 ---------------------------------------- . // Some(x, ) => { ... }, . // _ => { ... }, . // } . // ``` . // . // Then we see that to get the same result, we must start with . // `deref { deref { place_foo }}` instead of `place_foo` since the pattern is now `Some(x,)` . // and not `&&Some(x,)`, even though its assigned type is that of `&&Some(x,)`. 160 ( 0.00%) let typeck_results = self.cx.typeck_results(); 125 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (25x) . let adjustments: &[adjustment::PatAdjustment<'tcx>] = 240 ( 0.00%) typeck_results.pat_adjustments().get(pat.hir_id).map_or(&[], |v| &**v); . let mut adjusts = adjustments.iter().peekable(); . while let Some(adjust) = adjusts.next() { . debug!("applying adjustment to place_with_id={:?}", place_with_id); 204 ( 0.00%) place_with_id = match adjust.kind { 255 ( 0.00%) adjustment::PatAdjust::BuiltinDeref => self.cat_deref(pat.hir_id, place_with_id)?, 566 ( 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:>::cat_deref (2x) . adjustment::PatAdjust::OverloadedDeref => { . // This adjustment corresponds to an overloaded deref; unless it's on a box, it . // borrows the scrutinee to call `Deref::deref` or `DerefMut::deref_mut`. Invoke . // the callback before setting `place_with_id` to the temporary storing the . // result of the deref. . // HACK(dianne): giving the callback a fake deref pattern makes sure it behaves the . // same as it would if this were an explicit deref pattern (including for boxes). . op(&place_with_id, &hir::Pat { kind: PatKind::Deref(pat), ..*pat })?; -- line 1654 ---------------------------------------- -- line 1669 ---------------------------------------- . })?; . let kind = ProjectionKind::Field(FieldIdx::ZERO, FIRST_VARIANT); . place_with_id = self.cat_projection(pat.hir_id, place_with_id, target_ty, kind); . self.cat_deref(pat.hir_id, place_with_id)? . } . }; . } . drop(typeck_results); // explicitly release borrow of typeck results, just in case. 960 ( 0.00%) let place_with_id = place_with_id; // lose mutability . debug!("applied adjustment derefs to get place_with_id={:?}", place_with_id); . . // Invoke the callback, but only now, after the `place_with_id` has adjusted. . // . // To see that this makes sense, consider `match &Some(3) { Some(x) => { ... }}`. In that . // case, the initial `place_with_id` will be that for `&Some(3)` and the pattern is `Some(x)`. We . // don't want to call `op` with these incompatible values. As written, what happens instead . // is that `op` is called with the adjusted place (that for `*&Some(3)`) and the pattern . // `Some(x)` (which matches). Recursing once more, `*&Some(3)` and the pattern `Some(x)` . // result in the place `Downcast(*&Some(3)).0` associated to `x` and invoke `op` with . // that (where the `ref` on `x` is implied). 160 ( 0.00%) op(&place_with_id, pat)?; 69,062 ( 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_pat::{closure#0} (25x) . 727 ( 0.00%) match pat.kind { . PatKind::Tuple(subpats, dots_pos) => { . // (p1, ..., pN) . let total_fields = self.total_fields_in_tuple(pat.hir_id, pat.span)?; . . for (i, subpat) in subpats.iter().enumerate_and_adjust(total_fields, dots_pos) { . let subpat_ty = self.pat_ty_adjusted(subpat)?; . let projection_kind = . ProjectionKind::Field(FieldIdx::from_usize(i), FIRST_VARIANT); -- line 1699 ---------------------------------------- -- line 1702 ---------------------------------------- . place_with_id.clone(), . subpat_ty, . projection_kind, . ); . self.cat_pattern(sub_place, subpat, op)?; . } . } . 64 ( 0.00%) PatKind::TupleStruct(ref qpath, subpats, dots_pos) => { . // S(p1, ..., pN) 16 ( 0.00%) let variant_index = self.variant_index_for_adt(qpath, pat.hir_id, pat.span)?; 352 ( 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:>::variant_index_for_adt (2x) . let total_fields = . self.total_fields_in_adt_variant(pat.hir_id, variant_index, pat.span)?; . . for (i, subpat) in subpats.iter().enumerate_and_adjust(total_fields, dots_pos) { 36 ( 0.00%) let subpat_ty = self.pat_ty_adjusted(subpat)?; 279 ( 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:>::pat_ty_adjusted (2x) . let projection_kind = . ProjectionKind::Field(FieldIdx::from_usize(i), variant_index); 216 ( 0.00%) let sub_place = self.cat_projection( 756 ( 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:>::cat_projection (2x) . pat.hir_id, . place_with_id.clone(), . subpat_ty, . projection_kind, . ); 90 ( 0.00%) self.cat_pattern(sub_place, subpat, op)?; 5,570 ( 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:>::cat_pattern::<>::walk_pat::{closure#0}>'2 (2x) . } . } . 20 ( 0.00%) PatKind::Struct(ref qpath, field_pats, _) => { . // S { f1: p1, ..., fN: pN } . 50 ( 0.00%) let variant_index = self.variant_index_for_adt(qpath, pat.hir_id, pat.span)?; 1,176 ( 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:>::variant_index_for_adt (8x) . . for fp in field_pats { 40 ( 0.00%) let field_ty = self.pat_ty_adjusted(fp.pat)?; 1,464 ( 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:>::pat_ty_adjusted (8x) . let field_index = self . .cx 10 ( 0.00%) .typeck_results() 40 ( 0.00%) => ???:<(&rustc_lint::context::LateContext, rustc_span::def_id::LocalDefId) as rustc_hir_typeck::expr_use_visitor::TypeInformationCtxt>::typeck_results (8x) . .field_indices() 20 ( 0.00%) .get(fp.hir_id) . .cloned() . .expect("no index for a field"); . 130 ( 0.00%) let field_place = self.cat_projection( 1,472 ( 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:>::cat_projection (8x) . pat.hir_id, . place_with_id.clone(), . field_ty, . ProjectionKind::Field(field_index, variant_index), . ); 50 ( 0.00%) self.cat_pattern(field_place, fp.pat, op)?; 48,903 ( 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:>::cat_pattern::<>::walk_pat::{closure#0}>'2 (8x) . } . } . 4 ( 0.00%) PatKind::Or(pats) => { . for pat in pats { 60 ( 0.00%) self.cat_pattern(place_with_id.clone(), pat, op)?; 22,991 ( 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:>::cat_pattern::<>::walk_pat::{closure#0}>'2 (15x) . } . } . . PatKind::Binding(.., Some(subpat)) | PatKind::Guard(subpat, _) => { . self.cat_pattern(place_with_id, subpat, op)?; . } . . PatKind::Ref(subpat, _, _) -- line 1765 ---------------------------------------- -- line 1823 ---------------------------------------- . | PatKind::Missing . | PatKind::Wild . | PatKind::Err(_) => { . // always ok . } . } . . Ok(()) 640 ( 0.00%) } . . /// Represents the place matched on by a deref pattern's interior. . fn pat_deref_place( . &self, . hir_id: HirId, . base_place: PlaceWithHirId<'tcx>, . inner: &hir::Pat<'_>, . target_ty: Ty<'tcx>, -- line 1839 ---------------------------------------- -- line 1852 ---------------------------------------- . } . } . } . . /// Checks whether a type has multiple variants, and therefore, whether a . /// read of the discriminant might be necessary. . #[instrument(skip(self, span), level = "debug")] . fn is_multivariant_adt(&self, ty: Ty<'tcx>, span: Span) -> bool { 60 ( 0.00%) if let ty::Adt(def, _) = self.cx.structurally_resolve_type(span, ty).kind() { . // We treat non-exhaustive enums the same independent of the crate they are . // defined in, to avoid differences in the operational semantics between crates. 60 ( 0.00%) def.variants().len() > 1 || def.is_variant_list_non_exhaustive() . } else { . false . } . } . } . . struct ExprPlaceDelegate; . -- line 1871 ---------------------------------------- 5,301 ( 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(), . } . } . 16 ( 0.00%) fn check_if_or_match( . &mut self, . cx: &LateContext<'tcx>, . local_stmt: &'tcx LetStmt<'tcx>, . block: &'tcx Block<'tcx>, . binding_id: HirId, . usage: Usage<'tcx>, . exprs: impl IntoIterator>, . ) { . let mut assigns: Vec> = Vec::new(); . for expr in exprs { 3 ( 0.00%) let ty = cx.typeck_results().expr_ty(expr); 40 ( 0.00%) => ???:::expr_ty (1x) 3 ( 0.00%) if ty.is_never() { . continue; . } . if !ty.is_unit() { . return; . } . . let Some(assign_group) = LocalAssignGroup::new(cx, expr) else { . return; -- line 102 ---------------------------------------- -- line 178 ---------------------------------------- . "move the declaration `{binding_name}` here and remove the assignments from the {descriptor}", . ), . suggestions, . applicability, . ); . }, . ); . } 8 ( 0.00%) } . } . . fn contains_let(cond: &Expr<'_>) -> bool { . for_each_expr_without_closures(cond, |e| { . if matches!(e.kind, ExprKind::Let(_)) { . ControlFlow::Break(()) . } else { . ControlFlow::Continue(()) . } . }) . .is_some() . } . . fn stmt_needs_ordered_drop(cx: &LateContext<'_>, stmt: &Stmt<'_>) -> bool { 2 ( 0.00%) let StmtKind::Let(local) = stmt.kind else { . return false; . }; . !local.pat.walk_short(|pat| { . if let PatKind::Binding(.., None) = pat.kind { . !needs_ordered_drop(cx, cx.typeck_results().pat_ty(pat)) . } else { . true . } -- line 209 ---------------------------------------- -- line 239 ---------------------------------------- . . #[derive(Debug)] . struct Usage<'tcx> { . span: Span, . expr: &'tcx Expr<'tcx>, . needs_semi: bool, . } . 8 ( 0.00%) fn first_usage<'tcx>( . cx: &LateContext<'tcx>, . binding_id: HirId, . local_stmt_id: HirId, . block: &'tcx Block<'tcx>, . ) -> Option> { 6 ( 0.00%) let significant_drop = needs_ordered_drop(cx, cx.typeck_results().node_type(binding_id)); 231,908 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::needs_ordered_drop (1x) 41 ( 0.00%) => ???:::node_type (1x) . 1 ( 0.00%) block . .stmts . .iter() . .skip_while(|stmt| stmt.hir_id != local_stmt_id) . .skip(1) . .take_while(|stmt| !significant_drop || !stmt_needs_ordered_drop(cx, stmt)) 3 ( 0.00%) .find(|&stmt| is_local_used(cx, stmt, binding_id)) 3 ( 0.00%) .and_then(|stmt| match stmt.kind { . StmtKind::Expr(expr) => Some(Usage { . span: stmt.span, . expr, . needs_semi: true, . }), . StmtKind::Semi(expr) => Some(Usage { . span: stmt.span, . expr, -- line 270 ---------------------------------------- -- line 277 ---------------------------------------- . .expr . .filter(|expr| is_local_used(cx, *expr, binding_id)) . .map(|expr| Usage { . span: expr.span, . expr, . needs_semi: true, . }) . }) 8 ( 0.00%) } . . fn local_snippet_without_semicolon<'a>( . cx: &LateContext<'_>, . local: &LetStmt<'_>, . applicability: &mut Applicability, . ) -> Cow<'a, str> { . let span = local.span.with_hi(match local.ty { . // let : ; -- line 293 ---------------------------------------- -- line 357 ---------------------------------------- . #[derive(Debug)] . struct GroupedLateInit<'tcx> { . usage: Usage<'tcx>, . assigns: Vec>, . decls: HirIdMap<&'tcx LetStmt<'tcx>>, . } . . impl<'tcx> LateLintPass<'tcx> for NeedlessLateInit<'tcx> { 12,240 ( 0.00%) fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) { 3,060 ( 0.00%) let mut parents = cx.tcx.hir_parent_iter(local.hir_id); 1,538 ( 0.00%) if let LetStmt { . init: None, . pat: . Pat { . kind: PatKind::Binding(BindingMode::NONE, binding_id, _, None), . .. . }, . source: LocalSource::Normal, . .. 1,533 ( 0.00%) } = local 2 ( 0.00%) && let Some((_, Node::Stmt(local_stmt))) = parents.next() 2 ( 0.00%) && let Some((_, Node::Block(block))) = parents.next() 17 ( 0.00%) && let Some(usage) = first_usage(cx, *binding_id, local_stmt.hir_id, block) 232,377 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/needless_late_init.rs:clippy_lints::needless_late_init::first_usage (1x) . { 2 ( 0.00%) 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) . { . late_init.decls.insert(*binding_id, local); . return; . } . 8 ( 0.00%) match usage.expr.kind { . ExprKind::Assign(..) . if let Some(assign) = LocalAssign::new(usage.expr, usage.expr.span) . && assign.lhs_id == *binding_id => . { . let mut applicability = Applicability::MachineApplicable; . let let_snippet = local_snippet_without_semicolon(cx, local, &mut applicability); . let binding_name = cx.tcx.hir_name(*binding_id); . let mut msg_span = MultiSpan::from_spans(vec![local_stmt.span, assign.span]); -- line 398 ---------------------------------------- -- line 431 ---------------------------------------- . return; . } . exprs.push(then); . else_expr = else_; . } . exprs.push(else_expr); . self.check_if_or_match(cx, local, block, *binding_id, usage, exprs); . }, 2 ( 0.00%) ExprKind::Match(_, arms, MatchSource::Normal) => { 13 ( 0.00%) self.check_if_or_match(cx, local, block, *binding_id, usage, arms.iter().map(|arm| arm.body)); 94 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/needless_late_init.rs:::check_if_or_match::, ::check_local::{closure#1}>> (1x) 1 ( 0.00%) }, . _ => {}, . } . } 12,240 ( 0.00%) } . 11,784 ( 0.00%) fn check_block_post(&mut self, cx: &LateContext<'tcx>, block: &'tcx Block<'tcx>) { 2,946 ( 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, . ); . }, . ); . } . } 11,784 ( 0.00%) } . } 17 ( 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 64,735 ( 0.00%) if let ExprKind::If(cond, then, None) = expr.kind 8 ( 0.00%) && let Some((c, op_node, l)) = get_const(cx, cond) 45 ( 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, . ); . } 257,600 ( 0.02%) } . } . . 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>)> { 132 ( 0.00%) if let ExprKind::Binary(op, l, r) = expr.kind { 14 ( 0.00%) let ecx = ConstEvalCtxt::new(cx); 784 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::new (14x) 14 ( 0.00%) let ctxt = expr.span.ctxt(); 118 ( 0.00%) if let Some(Constant::Int(c)) = ecx.eval_local(r, ctxt) { 2,622 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval_local (14x) . return Some((c, op.node, l)); . } 34 ( 0.00%) if let Some(Constant::Int(c)) = ecx.eval_local(l, ctxt) { 1,045 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval_local (6x) . return Some((c, invert_op(op.node)?, r)); . } . } . None . } . . fn invert_op(op: BinOpKind) -> Option { . use rustc_hir::BinOpKind::{Ge, Gt, Le, Lt, Ne}; 4 ( 0.00%) match op { . Lt => Some(Gt), . Le => Some(Ge), . Ne => Some(Ne), . Ge => Some(Le), . Gt => Some(Lt), . _ => None, . } . } -- line 142 ---------------------------------------- 145 ( 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, . ) { 594 ( 0.00%) if let FnRetTy::Return(hir_ty) = decl.output 2 ( 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); . } 227 ( 0.00%) } . . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 161,564 ( 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, . ); . } 32,200 ( 0.00%) } . 96 ( 0.00%) fn check_poly_trait_ref(&mut self, cx: &LateContext<'tcx>, poly: &'tcx PolyTraitRef<'tcx>) { 56 ( 0.00%) if let [segment] = &poly.trait_ref.path.segments 32 ( 0.00%) && matches!(segment.ident.name, sym::Fn | sym::FnMut | sym::FnOnce) 3 ( 0.00%) && let Some(args) = segment.args 1 ( 0.00%) && args.parenthesized == GenericArgsParentheses::ParenSugar 3 ( 0.00%) && let [constraint] = &args.constraints 1 ( 0.00%) && constraint.ident.name == sym::Output 5 ( 0.00%) && let AssocItemConstraintKind::Equality { term: Term::Ty(hir_ty) } = constraint.kind 3 ( 0.00%) && args.span_ext.hi() != poly.span.hi() 2 ( 0.00%) && !hir_ty.span.from_expansion() 3 ( 0.00%) && args.span_ext.hi() != hir_ty.span.hi() . && is_unit_ty(hir_ty) . { . lint_unneeded_unit_return(cx, hir_ty.span, poly.span); . } 112 ( 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. 5,320 ( 0.00%) fn check_block(&mut self, cx: &EarlyContext<'_>, block: &Block) { . if let Some(stmt) = block.stmts.last() 2,640 ( 0.00%) && let StmtKind::Expr(expr) = &stmt.kind 3,417 ( 0.00%) && let rustc_ast::ExprKind::Tup(inner) = &expr.kind 9 ( 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, . ); . } 6,650 ( 0.00%) } . } . . fn is_unit_ty(ty: &Ty<'_>) -> bool { 284 ( 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 ---------------------------------------- 4,243 ( 0.00%) -------------------------------------------------------------------------------- -- 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 { 128,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 148,936 ( 0.01%) match &expr.kind { 2,268 ( 0.00%) ExprKind::MethodCall(path, func, [param], _) => { 432 ( 0.00%) if let Some(adt) = cx.typeck_results().expr_ty(func).peel_refs().ty_adt_def() 8,664 ( 0.00%) => ???:::expr_ty (216x) 207 ( 0.00%) && matches!( 805 ( 0.00%) (cx.tcx.get_diagnostic_name(adt.did()), path.ident.name), 14,450 ( 0.00%) => ???:::get_diagnostic_name (207x) 368 ( 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); . } . }, 12,064 ( 0.00%) ExprKind::Call(func, [param]) => { 7,796 ( 0.00%) if let ExprKind::Path(ref path) = func.kind 7,796 ( 0.00%) && let Some(def_id) = cx.qpath_res(path, func.hir_id).opt_def_id() 50,504 ( 0.00%) => ???:::qpath_res (1,949x) 9,670 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::permissions_from_mode, def_id) 124,817 ( 0.01%) => ???:::is_diagnostic_item (1,934x) . && 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); . } . }, . _ => {}, . } 161,000 ( 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 ---------------------------------------- 5,847 ( 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 { 41,566 ( 0.00%) fn check_stmt<'tcx>(&mut self, cx: &LateContext<'tcx>, stmt: &Stmt<'tcx>) { 11,992 ( 0.00%) if let StmtKind::Expr(expr) = stmt.kind . && let Some(If { . cond, . then, . r#else: None, . }) = If::hir(expr) 90 ( 0.00%) && let ExprKind::Block(block, ..) = then.kind 30 ( 0.00%) && block.stmts.is_empty() 5 ( 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, . ); . } 47,504 ( 0.00%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_float_methods.rs -------------------------------------------------------------------------------- Ir -- line 93 ---------------------------------------- . . impl ManualFloatMethods { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . fn is_not_const(tcx: TyCtxt<'_>, def_id: DefId) -> bool { 33 ( 0.00%) match tcx.def_kind(def_id) { . DefKind::Mod . | DefKind::Struct . | DefKind::Union . | DefKind::Enum . | DefKind::Variant . | DefKind::Trait . | DefKind::TyAlias . | DefKind::ForeignTy -- line 109 ---------------------------------------- -- line 128 ---------------------------------------- . | DefKind::Ctor(..) . | DefKind::AssocConst { .. } => false, . . DefKind::Fn | DefKind::AssocFn | DefKind::Closure => tcx.constness(def_id) == Constness::NotConst, . } . } . . impl<'tcx> LateLintPass<'tcx> for ManualFloatMethods { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 64,497 ( 0.00%) if let ExprKind::Binary(kind, lhs, rhs) = expr.kind 188 ( 0.00%) && let ExprKind::Binary(lhs_kind, lhs_lhs, lhs_rhs) = lhs.kind 24 ( 0.00%) && let ExprKind::Binary(rhs_kind, rhs_lhs, rhs_rhs) = rhs.kind . // Checking all possible scenarios using a function would be a hopeless task, as we have . // 16 possible alignments of constants/operands. For now, let's use `partition`. 18 ( 0.00%) && let mut exprs = [lhs_lhs, lhs_rhs, rhs_lhs, rhs_rhs] 15 ( 0.00%) && exprs.iter_mut().partition_in_place(|i| i.res_local_id().is_some()) == 2 12 ( 0.00%) && !expr.span.in_external_macro(cx.sess().source_map()) . && ( 18 ( 0.00%) is_not_const(cx.tcx, cx.tcx.hir_enclosing_body_owner(expr.hir_id).into()) 3,541 ( 0.00%) => ???:::hir_enclosing_body_owner (3x) . || self.msrv.meets(cx, msrvs::CONST_FLOAT_CLASSIFY) . ) 12 ( 0.00%) && let [first, second, const_1, const_2] = exprs 21 ( 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) . && let ctxt = expr.span.ctxt() 30 ( 0.00%) && let Some(const_1) = ecx.eval_local(const_1, ctxt) 747 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval_local (3x) 24 ( 0.00%) && let Some(const_2) = ecx.eval_local(const_2, ctxt) 749 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eval_local (3x) 3 ( 0.00%) && first.res_local_id().is_some_and(|f| second.res_local_id().is_some_and(|s| f == s)) . // The actual infinity check, we also allow `NEG_INFINITY` before` INFINITY` just in . // case somebody does that for some reason . && (const_1.is_pos_infinity() && const_2.is_neg_infinity() . || const_1.is_neg_infinity() && const_2.is_pos_infinity()) . && let Some(local_snippet) = first.span.get_text(cx) . { . let variant = match (kind.node, lhs_kind.node, rhs_kind.node) { . (BinOpKind::Or, BinOpKind::Eq, BinOpKind::Eq) => Variant::ManualIsInfinite, -- line 162 ---------------------------------------- -- line 196 ---------------------------------------- . expr.span, . "or, for conciseness", . format!("!{local_snippet}.is_infinite()"), . Applicability::MaybeIncorrect, . ); . }, . } . }); 6 ( 0.00%) } 238 ( 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:: (6x) 257,600 ( 0.02%) } . } 40 ( 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 { 2,724 ( 0.00%) fn check_fn( . &mut self, . cx: &LateContext<'tcx>, . fn_kind: FnKind<'_>, . decl: &FnDecl<'tcx>, . _: &Body<'_>, . _: Span, . def_id: LocalDefId, . ) { 1,105 ( 0.00%) let is_in_trait_impl = if let hir::Node::Item(item) = cx . .tcx 454 ( 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) 21,651 ( 0.00%) => ???:::hir_get_parent_item (227x) . { 682 ( 0.00%) matches!(item.kind, ItemKind::Impl(hir::Impl { of_trait: Some(_), .. })) . } else { . false . }; . 454 ( 0.00%) let is_exported = cx.effective_visibilities.is_exported(def_id); 12,961 ( 0.00%) => ???:::is_exported (227x) . 374 ( 0.00%) self.check_fn_decl( . cx, . decl, . CheckTyContext { . is_in_trait_impl, 908 ( 0.00%) in_body: matches!(fn_kind, FnKind::Closure), . is_exported, . ..CheckTyContext::default() . }, . ); 1,816 ( 0.00%) } . . fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'tcx>) { 1,455 ( 0.00%) let is_exported = cx.effective_visibilities.is_exported(item.owner_id.def_id); 26,627 ( 0.00%) => ???:::is_exported (485x) . 2,423 ( 0.00%) match item.kind { 20 ( 0.00%) ItemKind::Static(_, _, ty, _) | ItemKind::Const(_, _, ty, _) => self.check_ty( 1,978 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty (4x) . cx, . ty, . CheckTyContext { . is_exported, . ..CheckTyContext::default() . }, . ), . // functions, enums, structs, impls and traits are covered . _ => (), . } . } . 679 ( 0.00%) fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx ImplItem<'tcx>) { 194 ( 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(..) => (), . } 776 ( 0.00%) } . . fn check_field_def(&mut self, cx: &LateContext<'tcx>, field: &hir::FieldDef<'tcx>) { 94 ( 0.00%) if field.span.from_expansion() { . return; . } . 141 ( 0.00%) let is_exported = cx.effective_visibilities.is_exported(field.def_id); 2,490 ( 0.00%) => ???:::is_exported (47x) . 235 ( 0.00%) self.check_ty( 66,057 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty (47x) . cx, 47 ( 0.00%) field.ty, . CheckTyContext { . is_exported, . ..CheckTyContext::default() . }, . ); . } . 20 ( 0.00%) fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &TraitItem<'tcx>) { 6 ( 0.00%) let is_exported = cx.effective_visibilities.is_exported(item.owner_id.def_id); 114 ( 0.00%) => ???:::is_exported (2x) . . let context = CheckTyContext { . is_exported, . ..CheckTyContext::default() . }; . 16 ( 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. 4 ( 0.00%) if let TraitFn::Required(_) = trait_method { 6 ( 0.00%) self.check_fn_decl(cx, sig.decl, context); . } . }, . TraitItemKind::Type(..) => (), . } . } . . fn check_local(&mut self, cx: &LateContext<'tcx>, local: &LetStmt<'tcx>) { 4,590 ( 0.00%) if let Some(ty) = local.ty { 1,068 ( 0.00%) self.check_ty( 15,138 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty (356x) . 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. 681 ( 0.00%) if context.is_in_trait_impl { . return; . } . 189 ( 0.00%) for input in decl.inputs { 1,016 ( 0.00%) self.check_ty(cx, input, context); 193,228 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty (250x) . } . 489 ( 0.00%) if let FnRetTy::Return(ty) = decl.output { 444 ( 0.00%) self.check_ty(cx, ty, context); 196,484 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty (109x) . } . } . . /// 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. 10,417 ( 0.00%) fn check_ty<'tcx>(&mut self, cx: &LateContext<'tcx>, hir_ty: &hir::Ty<'tcx>, mut context: CheckTyContext) { 3,323 ( 0.00%) if hir_ty.span.from_expansion() { . return; . } . . // Skip trait implementations; see issue #605. 1,588 ( 0.00%) if context.is_in_trait_impl { . return; . } . 1,625 ( 0.00%) if !context.is_nested_call && type_complexity::check(cx, hir_ty, self.type_complexity_threshold) { . return; . } . 5,964 ( 0.00%) match hir_ty.kind { 1,545 ( 0.00%) TyKind::Path(ref qpath) if !context.in_body => { 1,002 ( 0.00%) let hir_id = hir_ty.hir_id; 1,503 ( 0.00%) let res = cx.qpath_res(qpath, hir_id); 7,774 ( 0.00%) => ???:::qpath_res (338x) . 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; 2,424 ( 0.00%) triggered |= box_collection::check(cx, hir_ty, qpath, def_id); 16,640 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/box_collection.rs:clippy_lints::types::box_collection::check (252x) 3,232 ( 0.00%) triggered |= redundant_allocation::check(cx, hir_ty, qpath, def_id); 34,840 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/redundant_allocation.rs:clippy_lints::types::redundant_allocation::check (252x) 2,828 ( 0.00%) triggered |= rc_buffer::check(cx, hir_ty, qpath, def_id); 22,988 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/rc_buffer.rs:clippy_lints::types::rc_buffer::check (252x) 3,636 ( 0.00%) triggered |= vec_box::check(cx, hir_ty, qpath, def_id, self.vec_box_size_threshold); 23,664 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/vec_box.rs:clippy_lints::types::vec_box::check (252x) 2,828 ( 0.00%) triggered |= option_option::check(cx, hir_ty, qpath, def_id); 24,269 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/option_option.rs:clippy_lints::types::option_option::check (252x) 2,424 ( 0.00%) triggered |= linked_list::check(cx, hir_ty, def_id); 19,366 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/linked_list.rs:clippy_lints::types::linked_list::check (252x) 3,232 ( 0.00%) triggered |= rc_mutex::check(cx, hir_ty, qpath, def_id); 21,634 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/rc_mutex.rs:clippy_lints::types::rc_mutex::check (252x) 2,020 ( 0.00%) triggered |= owned_cow::check(cx, qpath, def_id); 22,138 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/owned_cow.rs:clippy_lints::types::owned_cow::check (252x) . 6,464 ( 0.00%) if triggered { . return; . } . } 2,004 ( 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; 1,133 ( 0.00%) for ty in p.segments.iter().flat_map(|seg| { . seg.args . .as_ref() 190 ( 0.00%) .map_or_else(|| [].iter(), |params| params.args.iter()) 262 ( 0.00%) .filter_map(|arg| match arg { . GenericArg::Type(ty) => Some(ty), . _ => None, . }) . }) { 786 ( 0.00%) self.check_ty(cx, ty.as_unambig_ty(), context); 102,832 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty'2 (122x) . } . }, . QPath::TypeRelative(ty, seg) => { . context.is_nested_call = true; . self.check_ty(cx, ty, context); . if let Some(params) = seg.args { . for ty in params.args.iter().filter_map(|arg| match arg { . GenericArg::Type(ty) => Some(ty), -- line 651 ---------------------------------------- -- line 653 ---------------------------------------- . }) { . self.check_ty(cx, ty.as_unambig_ty(), context); . } . } . }, . } . }, . TyKind::Path(ref qpath) => { 84 ( 0.00%) let res = cx.qpath_res(qpath, hir_ty.hir_id); 184 ( 0.00%) => ???:::qpath_res (8x) . if let Some(def_id) = res.opt_def_id() . && self.is_type_change_allowed(context) . { 42 ( 0.00%) owned_cow::check(cx, qpath, def_id); 678 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/owned_cow.rs:clippy_lints::types::owned_cow::check (8x) . } . }, 340 ( 0.00%) TyKind::Ref(lt, ref mut_ty) => { . context.is_nested_call = true; 1,020 ( 0.00%) if !borrowed_box::check(cx, hir_ty, lt, mut_ty) { 7,456 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/types/borrowed_box.rs:clippy_lints::types::borrowed_box::check (146x) . self.check_ty(cx, mut_ty.ty, context); . } . }, 24 ( 0.00%) TyKind::Slice(ty) | TyKind::Array(ty, _) | TyKind::Ptr(MutTy { ty, .. }) => { . context.is_nested_call = true; . self.check_ty(cx, ty, context); . }, 26 ( 0.00%) TyKind::Tup(tys) => { . context.is_nested_call = true; . for ty in tys { 176 ( 0.00%) self.check_ty(cx, ty, context); 36,059 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/types/mod.rs:::check_ty'2 (40x) . } . }, . _ => {}, . } 7,576 ( 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 ---------------------------------------- 4,946 ( 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 $t<'tcx> { . fn visit>(self, visitor: &mut V) -> V::Result { 707 ( 0.00%) visitor.$f(self) 26,750 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/visitors.rs:::get::{closure#0}> as rustc_hir::intravisit::Visitor>::visit_expr (10x) . } . } . }; . } . 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. 14 ( 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; . 14,258 ( 0.00%) fn visit_expr(&mut self, e: &'tcx Expr<'tcx>) -> Self::Result { 65,677 ( 0.00%) match (self.f)(e) { 209,538 ( 0.01%) ControlFlow::Continue(c) if c.descend() => walk_expr(self, e), 27,744 ( 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::> (71x) . ControlFlow::Break(b) => ControlFlow::Break(b), . ControlFlow::Continue(_) => ControlFlow::Continue(()), . } 558 ( 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(()) . } . } 1,957 ( 0.00%) let mut v = V { f }; . node.visit(&mut v).break_value() 14 ( 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 . } . 3,528 ( 0.00%) fn visit_expr(&mut self, e: &'tcx Expr<'tcx>) -> Self::Result { 236 ( 0.00%) match (self.f)(e) { 4,578 ( 0.00%) ControlFlow::Continue(c) if c.descend() => walk_expr(self, e), 2,690 ( 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::::{closure#0}>> (2x) . ControlFlow::Break(b) => ControlFlow::Break(b), . ControlFlow::Continue(_) => ControlFlow::Continue(()), . } 1,397 ( 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(()) . } . } 359 ( 0.00%) let mut v = V { tcx, f }; . node.visit(&mut v).break_value() . } . . /// returns `true` if expr contains match expr desugared from try 2 ( 0.00%) fn contains_try(expr: &Expr<'_>) -> bool { . for_each_expr_without_closures(expr, |e| { 30 ( 0.00%) if matches!(e.kind, ExprKind::Match(_, _, hir::MatchSource::TryDesugar(_))) { . ControlFlow::Break(()) . } else { . ControlFlow::Continue(()) . } . }) . .is_some() 2 ( 0.00%) } . . pub fn find_all_ret_expressions<'hir, F>(_cx: &LateContext<'_>, expr: &'hir Expr<'hir>, callback: F) -> bool . where . F: FnMut(&'hir Expr<'hir>) -> bool, . { . struct RetFinder { . in_stmt: bool, . failed: bool, -- line 213 ---------------------------------------- -- line 240 ---------------------------------------- . impl std::ops::DerefMut for WithStmtGuard<'_, F> { . fn deref_mut(&mut self) -> &mut Self::Target { . self.val . } . } . . impl Drop for WithStmtGuard<'_, F> { . fn drop(&mut self) { 2 ( 0.00%) self.val.in_stmt = self.prev_in_stmt; . } . } . . impl<'hir, F: FnMut(&'hir Expr<'hir>) -> bool> Visitor<'hir> for RetFinder { . fn visit_stmt(&mut self, stmt: &'hir Stmt<'_>) { . intravisit::walk_stmt(&mut *self.inside_stmt(true), stmt); . } . 91 ( 0.00%) fn visit_expr(&mut self, expr: &'hir Expr<'_>) { 26 ( 0.00%) if self.failed { . return; . } 28 ( 0.00%) if self.in_stmt { 12 ( 0.00%) match expr.kind { . ExprKind::Ret(Some(expr)) => self.inside_stmt(false).visit_expr(expr), 12 ( 0.00%) _ => walk_expr(self, expr), . } . } else { 50 ( 0.00%) match expr.kind { 6 ( 0.00%) ExprKind::If(cond, then, else_opt) => { 6 ( 0.00%) self.inside_stmt(true).visit_expr(cond); 624 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/visitors.rs:::lint_closure::{closure#0}> as rustc_hir::intravisit::Visitor>::visit_expr'2 (2x) 6 ( 0.00%) self.visit_expr(then); 551 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/visitors.rs:::lint_closure::{closure#0}> as rustc_hir::intravisit::Visitor>::visit_expr'2 (2x) 8 ( 0.00%) if let Some(el) = else_opt { . self.visit_expr(el); . } . }, . ExprKind::Match(cond, arms, _) => { . self.inside_stmt(true).visit_expr(cond); . for arm in arms { . self.visit_expr(arm.body); . } . }, 6 ( 0.00%) ExprKind::Block(..) => walk_expr(self, expr), . ExprKind::Ret(Some(expr)) => self.visit_expr(expr), 6 ( 0.00%) _ => self.failed |= !(self.cb)(expr), . } . } 32 ( 0.00%) } . } . 8 ( 0.00%) !contains_try(expr) && { 825 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/visitors.rs:clippy_utils::visitors::contains_try (2x) 12 ( 0.00%) let mut ret_finder = RetFinder { . in_stmt: false, . failed: false, . cb: callback, . }; 4 ( 0.00%) ret_finder.visit_expr(expr); 1,353 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/visitors.rs:::lint_closure::{closure#0}> as rustc_hir::intravisit::Visitor>::visit_expr (2x) . !ret_finder.failed . } . } . . /// Checks if the given resolved path is used in the given body. . pub fn is_res_used(cx: &LateContext<'_>, res: Res, body: BodyId) -> bool { . for_each_expr(cx.tcx, cx.tcx.hir_body(body).value, |e| { . if let ExprKind::Path(p) = &e.kind -- line 303 ---------------------------------------- -- 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 { 3 ( 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. 63 ( 0.00%) fn is_const_evaluatable_helper<'tcx>(tcx: TyCtxt<'tcx>, typeck: &'tcx TypeckResults<'tcx>, e: &'tcx Expr<'_>) -> bool { 177 ( 0.00%) match e.kind { . ExprKind::Call( . &Expr { 10 ( 0.00%) kind: ExprKind::Path(ref p), . hir_id, . .. . }, . _, 30 ( 0.00%) ) if typeck 40 ( 0.00%) .qpath_res(p, hir_id) 462 ( 0.00%) => ???:::qpath_res (10x) . .opt_def_id() 50 ( 0.00%) .is_some_and(|id| is_stable_const_fn_at(tcx, CRATE_HIR_ID, id, Msrv::default())) => 3,161 ( 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 (10x) . { . true . }, . ExprKind::MethodCall(..) . if typeck 50 ( 0.00%) .type_dependent_def_id(e.hir_id) 510 ( 0.00%) => ???:::type_dependent_def_id (10x) 90 ( 0.00%) .is_some_and(|id| is_stable_const_fn_at(tcx, CRATE_HIR_ID, id, Msrv::default())) => 22,300 ( 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 (10x) . { . true . }, . ExprKind::Binary(_, lhs, rhs) . if typeck.expr_ty(lhs).peel_refs().is_primitive_ty() . && typeck.expr_ty(rhs).peel_refs().is_primitive_ty() => . { . true -- line 354 ---------------------------------------- -- line 355 ---------------------------------------- . }, . ExprKind::Unary(UnOp::Deref, e) if typeck.expr_ty(e).is_raw_ptr() => true, . ExprKind::Unary(_, e) if typeck.expr_ty(e).peel_refs().is_primitive_ty() => true, . ExprKind::Index(base, _, _) . if matches!(typeck.expr_ty(base).peel_refs().kind(), ty::Slice(_) | ty::Array(..)) => . { . true . }, 1 ( 0.00%) ExprKind::Path(ref p) 4 ( 0.00%) if matches!( 7 ( 0.00%) typeck.qpath_res(p, e.hir_id), 15 ( 0.00%) => ???:::qpath_res (1x) . Res::Def( . DefKind::Const { .. } . | DefKind::AssocConst { .. } . | DefKind::AnonConst . | DefKind::ConstParam . | DefKind::Ctor(..) . | DefKind::Fn . | DefKind::AssocFn, -- line 373 ---------------------------------------- -- line 392 ---------------------------------------- . | ExprKind::Repeat(..) . | ExprKind::Struct(..) . | ExprKind::Tup(_) . | ExprKind::Type(..) . | ExprKind::UnsafeBinderCast(..) => true, . . _ => false, . } 55 ( 0.00%) } . . /// Checks if the given expression can be evaluated as a constant at the specified node 60 ( 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| { 148 ( 0.00%) if !is_const_evaluatable_helper(tcx, typeck, e) { 45 ( 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() 60 ( 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 ---------------------------------------- -- line 668 ---------------------------------------- . // for other types. . #[expect(clippy::too_many_lines)] . pub fn for_each_unconsumed_temporary<'tcx, B>( . cx: &LateContext<'tcx>, . e: &'tcx Expr<'tcx>, . mut f: impl FnMut(Ty<'tcx>) -> ControlFlow, . ) -> ControlFlow { . // Todo: Handle partially consumed values. 686 ( 0.00%) fn helper<'tcx, B>( . typeck: &'tcx TypeckResults<'tcx>, . consume: bool, . e: &'tcx Expr<'tcx>, . f: &mut impl FnMut(Ty<'tcx>) -> ControlFlow, . ) -> ControlFlow { 118 ( 0.00%) if !consume . || matches!( 171 ( 0.00%) typeck.expr_adjustments(e), 72 ( 0.00%) => ???:::expr_adjustments (2x) 194 ( 0.00%) [adjust, ..] if matches!(adjust.kind, Adjust::Borrow(_) | Adjust::Deref(_)) . ) . { 124 ( 0.00%) match e.kind { . ExprKind::Path(QPath::Resolved(None, p)) 30 ( 0.00%) if matches!(p.res, Res::Def(DefKind::Ctor(_, CtorKind::Const), _)) => . { . f(typeck.expr_ty(e))?; . }, . ExprKind::Path(_) . | ExprKind::Unary(UnOp::Deref, _) . | ExprKind::Index(..) . | ExprKind::Field(..) . | ExprKind::AddrOf(..) => (), . _ => f(typeck.expr_ty(e))?, . } . } 270 ( 0.00%) match e.kind { . ExprKind::AddrOf(_, _, e) 2 ( 0.00%) | ExprKind::Field(e, _) . | ExprKind::Unary(UnOp::Deref, e) . | ExprKind::Match(e, ..) . | ExprKind::Let(&LetExpr { init: e, .. }) => { 2 ( 0.00%) helper(typeck, false, e, f)?; . }, . ExprKind::Block(&Block { expr: Some(e), .. }, _) | ExprKind::Cast(e, _) | ExprKind::Unary(_, e) => { . helper(typeck, true, e, f)?; . }, 30 ( 0.00%) ExprKind::Call(callee, args) => { 50 ( 0.00%) helper(typeck, true, callee, f)?; 70 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/visitors.rs:clippy_utils::visitors::for_each_unconsumed_temporary::helper::<(), clippy_lints::methods::return_and_then::check::{closure#0}>'2 (1x) . for arg in args { 48 ( 0.00%) helper(typeck, true, arg, f)?; 200 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/visitors.rs:clippy_utils::visitors::for_each_unconsumed_temporary::helper::<(), clippy_lints::methods::return_and_then::check::{closure#0}>'2 (1x) . } . }, 30 ( 0.00%) ExprKind::MethodCall(_, receiver, args, _) => { 50 ( 0.00%) helper(typeck, true, receiver, f)?; 263 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/visitors.rs:clippy_utils::visitors::for_each_unconsumed_temporary::helper::<(), clippy_lints::methods::return_and_then::check::{closure#0}>'2 (1x) . for arg in args { 44 ( 0.00%) helper(typeck, true, arg, f)?; 70 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/visitors.rs:clippy_utils::visitors::for_each_unconsumed_temporary::helper::<(), clippy_lints::methods::return_and_then::check::{closure#0}>'2 (1x) . } . }, . ExprKind::Tup(args) | ExprKind::Array(args) => { . for arg in args { . helper(typeck, true, arg, f)?; . } . }, . ExprKind::Use(expr, _) => { -- line 730 ---------------------------------------- -- line 773 ---------------------------------------- . | ExprKind::Closure { .. } . | ExprKind::Path(_) . | ExprKind::Continue(_) . | ExprKind::InlineAsm(_) . | ExprKind::OffsetOf(..) . | ExprKind::Err(_) => (), . } . ControlFlow::Continue(()) 392 ( 0.00%) } 20 ( 0.00%) helper(cx.typeck_results(), true, e, &mut f) 4,033 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/visitors.rs:clippy_utils::visitors::for_each_unconsumed_temporary::helper::<(), clippy_utils::leaks_droppable_temporary_with_limited_lifetime::{closure#0}> (8x) . } . . pub fn any_temporaries_need_ordered_drop<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'tcx>) -> bool { . for_each_unconsumed_temporary(cx, e, |ty| { . if needs_ordered_drop(cx, ty) { . ControlFlow::Break(()) . } else { . ControlFlow::Continue(()) -- line 790 ---------------------------------------- 31,757 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/types/redundant_allocation.rs -------------------------------------------------------------------------------- Ir -- line 7 ---------------------------------------- . use rustc_hir::{self as hir, QPath, TyKind}; . use rustc_hir_analysis::lower_ty; . use rustc_lint::LateContext; . use rustc_middle::ty::TypeVisitableExt as _; . use rustc_span::symbol::sym; . . use super::{REDUNDANT_ALLOCATION, utils}; . 4,848 ( 0.00%) pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, hir_ty: &hir::Ty<'tcx>, qpath: &QPath<'tcx>, def_id: DefId) -> bool { 404 ( 0.00%) let mut applicability = Applicability::MaybeIncorrect; 4,040 ( 0.00%) let outer_sym = match cx.tcx.get_diagnostic_name(def_id) { 24,136 ( 0.00%) => ???:::get_diagnostic_name (404x) 824 ( 0.00%) _ if Some(def_id) == cx.tcx.lang_items().owned_box() => "Box", 16,160 ( 0.00%) => ???:::lang_items (404x) . Some(sym::Rc) => "Rc", . Some(sym::Arc) => "Arc", . _ => return false, . }; . . if let Some(span) = utils::match_borrows_parameter(cx, qpath) { . let generic_snippet = snippet_with_applicability(cx, span, "..", &mut applicability); . span_lint_and_then( -- line 26 ---------------------------------------- -- line 99 ---------------------------------------- . )); . diag.help(format!( . "consider using just `{outer_sym}<{generic_snippet}>` or `{inner_sym}<{generic_snippet}>`" . )); . }, . ); . } . true 3,232 ( 0.00%) } 404 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/useless_conversion.rs -------------------------------------------------------------------------------- Ir -- line 125 ---------------------------------------- . } . } . } . . into_iter_span . } . . /// Extracts the receiver of a `.into_iter()` method call. 2 ( 0.00%) fn into_iter_call<'hir>(cx: &LateContext<'_>, expr: &'hir Expr<'hir>) -> Option<&'hir Expr<'hir>> { 8 ( 0.00%) if let ExprKind::MethodCall(name, recv, [], _) = expr.kind 526 ( 0.00%) && name.ident.name == sym::into_iter 36 ( 0.00%) && cx.ty_based_def(expr).opt_parent(cx).is_diag_item(cx, sym::IntoIterator) . { . Some(recv) . } else { . None . } 2 ( 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 { 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 64,400 ( 0.00%) if e.span.from_expansion() { 81,912 ( 0.01%) if e.span.desugaring_kind().is_none() { 2,578,834 ( 0.17%) => ???:::desugaring_kind (27,304x) 25,858 ( 0.00%) self.expn_depth += 1; . } . return; . } . 758 ( 0.00%) if Some(&e.hir_id) == self.try_desugar_arm.last() { . return; . } . 32,502 ( 0.00%) match e.kind { 109 ( 0.00%) ExprKind::Match(_, arms, MatchSource::TryDesugar(_)) => { 1,308 ( 0.00%) let (ExprKind::Ret(Some(e)) | ExprKind::Break(_, Some(e))) = arms[0].body.kind else { . return; . }; 654 ( 0.00%) if let ExprKind::Call(_, [arg, ..]) = e.kind { 109 ( 0.00%) self.try_desugar_arm.push(arg.hir_id); . } . }, . 2,957 ( 0.00%) ExprKind::MethodCall(path, recv, [arg], _) => { . if matches!( 163 ( 0.00%) path.ident.name, 978 ( 0.00%) sym::map | sym::map_err | sym::map_break | sym::map_continue 144 ( 0.00%) ) && has_eligible_receiver(cx, recv, e) . && matches!( 54 ( 0.00%) arg.res(cx).assoc_parent(cx).opt_diag_name(cx), 243 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/res.rs:::assoc_parent:: (27x) . Some(sym::Into | sym::From) . ) . && let ty::FnDef(_, args) = cx.typeck_results().expr_ty(arg).kind() . && let &[from_ty, to_ty] = args.no_bound_vars().unwrap().into_type_list(cx.tcx).as_slice() . && same_type_modulo_regions(from_ty, to_ty) . { . span_lint_and_then( . cx, -- line 194 ---------------------------------------- -- line 202 ---------------------------------------- . "consider removing", . Applicability::MachineApplicable, . ); . }, . ); . } . }, . 1,052 ( 0.00%) ExprKind::MethodCall(name, recv, [], _) => { 596 ( 0.00%) if name.ident.name == sym::into && cx.ty_based_def(e).opt_parent(cx).is_diag_item(cx, sym::Into) { 580 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/res.rs: as clippy_utils::res::MaybeDef>::opt_parent:: (5x) 25 ( 0.00%) let a = cx.typeck_results().expr_ty(e); 200 ( 0.00%) => ???:::expr_ty (5x) 20 ( 0.00%) let b = cx.typeck_results().expr_ty(recv); 200 ( 0.00%) => ???:::expr_ty (5x) 25 ( 0.00%) if same_type_modulo_regions(a, b) { 129 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::same_type_modulo_regions (5x) . 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, . ); . } . } 1,563 ( 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()` 38 ( 0.00%) && get_parent_expr(cx, e) 714 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr (6x) 8 ( 0.00%) .and_then(|parent| into_iter_call(cx, parent)) 12 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/useless_conversion.rs:clippy_lints::useless_conversion::into_iter_call (2x) . .is_none() . { 36 ( 0.00%) if let Some(parent) = get_parent_expr(cx, e) { 714 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr (6x) 6 ( 0.00%) let parent_fn = match parent.kind { . ExprKind::Call(recv, args) . if let ExprKind::Path(ref qpath) = recv.kind . && let Some(did) = cx.qpath_res(qpath, recv.hir_id).opt_def_id() . // 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, . cx.typeck_results().node_args(recv.hir_id), . MethodOrFunction::Function, . )) . }, 4 ( 0.00%) ExprKind::MethodCall(.., args, _) => { 8 ( 0.00%) cx.typeck_results().type_dependent_def_id(parent.hir_id).map(|did| { 102 ( 0.00%) => ???:::type_dependent_def_id (2x) . ( . did, . args, 10 ( 0.00%) cx.typeck_results().node_args(parent.hir_id), 78 ( 0.00%) => ???:::node_args (2x) . MethodOrFunction::Method, . ) . }) . }, . _ => None, . }; . . if let Some((parent_fn_did, args, node_args, kind)) = parent_fn 14 ( 0.00%) && let Some(into_iter_did) = cx.tcx.get_diagnostic_item(sym::IntoIterator) 212 ( 0.00%) => ???:::get_diagnostic_item (2x) . && 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) . && let Some(&into_iter_param) = sig.inputs().get(kind.param_pos(arg_pos)) . && let ty::Param(param) = into_iter_param.kind() . && let Some(span) = into_iter_bound( . cx, . parent_fn_did, . into_iter_did, -- line 274 ---------------------------------------- -- line 308 ---------------------------------------- . ); . . // Early return to avoid linting again with contradicting suggestions . return; . } . } . . if let Some(id) = recv.res_local_id() 4 ( 0.00%) && let Node::Pat(pat) = cx.tcx.hir_node(id) 62 ( 0.00%) => ???:::hir_node (1x) 2 ( 0.00%) && let PatKind::Binding(ann, ..) = pat.kind 2 ( 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; . } . 25 ( 0.00%) let iter_ty = cx.typeck_results().expr_ty(e); 200 ( 0.00%) => ???:::expr_ty (5x) 25 ( 0.00%) let into_iter_ty = cx.typeck_results().expr_ty(recv); 200 ( 0.00%) => ???:::expr_ty (5x) . . // If the types are identical then .into_iter() can be removed, unless the type . // implements Copy, in which case .into_iter() returns a copy of the receiver and . // cannot be safely omitted. 25 ( 0.00%) if same_type_modulo_regions(iter_ty, into_iter_ty) && !is_copy(cx, into_iter_ty) { 130 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::same_type_modulo_regions (5x) . // Below we check if the parent method call meets the following conditions: . // 1. First parameter is `&mut self` (requires mutable reference) . // 2. Second parameter implements the `FnMut` trait (e.g., Iterator::any) . // For methods satisfying these conditions (like any), .into_iter() must be preserved. . if let Some(parent) = get_parent_expr(cx, e) . && let ExprKind::MethodCall(_, recv, _, _) = parent.kind . && recv.hir_id == e.hir_id . && let Some(def_id) = cx.typeck_results().type_dependent_def_id(parent.hir_id) -- line 339 ---------------------------------------- -- line 388 ---------------------------------------- . e.span, . format!("useless conversion to the same type: `{into_iter_ty}`"), . "consider removing `.into_iter()`", . sugg, . applicability, . ); . } . } 525 ( 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()`", . ); . } . }, . 1,056 ( 0.00%) ExprKind::Call(path, [arg]) => { 702 ( 0.00%) if let ExprKind::Path(ref qpath) = path.kind 1,404 ( 0.00%) && !is_ty_alias(qpath) 3,833 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_ty_alias (234x) 1,170 ( 0.00%) && let Some(def_id) = cx.qpath_res(qpath, path.hir_id).opt_def_id() 6,262 ( 0.00%) => ???:::qpath_res (234x) 1,314 ( 0.00%) && let Some(name) = cx.tcx.get_diagnostic_name(def_id) 14,908 ( 0.00%) => ???:::get_diagnostic_name (219x) . { 3 ( 0.00%) let a = cx.typeck_results().expr_ty(e); 40 ( 0.00%) => ???:::expr_ty (1x) 4 ( 0.00%) let b = cx.typeck_results().expr_ty(arg); 40 ( 0.00%) => ???:::expr_ty (1x) 4 ( 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, -- line 432 ---------------------------------------- -- line 450 ---------------------------------------- . app, . ); . } . } . }, . . _ => {}, . } 257,600 ( 0.02%) } . . fn check_expr_post(&mut self, _: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 3,587 ( 0.00%) if Some(&e.hir_id) == self.try_desugar_arm.last() { . self.try_desugar_arm.pop(); . } 146,312 ( 0.01%) if e.span.from_expansion() && e.span.desugaring_kind().is_none() { 2,578,834 ( 0.17%) => ???:::desugaring_kind (27,304x) 25,858 ( 0.00%) self.expn_depth -= 1; . } . } . } . . fn has_eligible_receiver(cx: &LateContext<'_>, recv: &Expr<'_>, expr: &Expr<'_>) -> bool { 81 ( 0.00%) if cx.ty_based_def(expr).opt_parent(cx).is_impl(cx) { 36 ( 0.00%) matches!( 27 ( 0.00%) cx.typeck_results().expr_ty(recv).opt_diag_name(cx), 360 ( 0.00%) => ???:::expr_ty (9x) . Some(sym::Option | sym::Result | sym::ControlFlow) . ) . } else { 36 ( 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 ---------------------------------------- 804 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/assertions_on_constants.rs -------------------------------------------------------------------------------- Ir -- line 39 ---------------------------------------- . } . impl AssertionsOnConstants { . pub fn new(conf: &Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for AssertionsOnConstants { 322,000 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 1,813 ( 0.00%) if let Some(macro_call) = root_macro_call_first_node(cx, e) 2,072 ( 0.00%) && let is_debug = match cx.tcx.get_diagnostic_name(macro_call.def_id) { 14,502 ( 0.00%) => ???:::get_diagnostic_name (259x) . Some(sym::debug_assert_macro) => true, . Some(sym::assert_macro) => false, . _ => return, . } . && let Some((condition, _)) = find_assert_args(cx, e, macro_call.expn) . // Check if the whole expression can be moved into a const context. . // Note that const eval can evaluate things which cannot be moved (e.g. `false && x`). . && is_const_evaluatable(cx.tcx, cx.typeck_results(), condition) -- line 57 ---------------------------------------- -- line 76 ---------------------------------------- . ( . "this assertion is always `false`", . "replace this with `panic!()` or `unreachable!()`", . ) . }; . . span_lint_and_help(cx, ASSERTIONS_ON_CONSTANTS, macro_call.span, msg, None, help); . } 257,600 ( 0.02%) } . } . . fn as_bool_lit(e: &Expr<'_>) -> Option { . if let ExprKind::Lit(l) = e.kind . && let LitKind::Bool(b) = l.node . { . Some(b) . } else { -- line 92 ---------------------------------------- 518 ( 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 3 ( 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. 388 ( 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). . 1,101,288 ( 0.07%) let result = crate::intrinsics::read_via_copy(dest); 2,094,320 ( 0.14%) 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 { 21,750 ( 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 ---------------------------------------- 33,780 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/types/option_option.rs -------------------------------------------------------------------------------- Ir -- line 4 ---------------------------------------- . use clippy_utils::source::snippet; . use rustc_hir::def_id::DefId; . use rustc_hir::{self as hir, QPath}; . use rustc_lint::LateContext; . use rustc_span::symbol::sym; . . use super::OPTION_OPTION; . 4,848 ( 0.00%) pub(super) fn check(cx: &LateContext<'_>, hir_ty: &hir::Ty<'_>, qpath: &QPath<'_>, def_id: DefId) -> bool { 2,828 ( 0.00%) if cx.tcx.is_diagnostic_item(sym::Option, def_id) 25,271 ( 0.00%) => ???:::is_diagnostic_item (404x) 46 ( 0.00%) && let Some(arg) = qpath_generic_tys(qpath).next() 437 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::qpath_generic_tys (23x) . && arg.basic_res().opt_def_id() == Some(def_id) . { . span_lint_and_then( . cx, . OPTION_OPTION, . hir_ty.span, . // use just `T` here, as the inner type is not what's problematic . "use of `Option>`", -- line 22 ---------------------------------------- -- line 29 ---------------------------------------- . "consider using `{inner_opt}`, or a custom enum if you need to distinguish all 3 cases" . )); . }, . ); . true . } else { . false . } 2,828 ( 0.00%) } 427 ( 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/iter.rs -------------------------------------------------------------------------------- Ir -- line 94 ---------------------------------------- . pub(super) const fn new(slice: &'a [T]) -> Self { . let len = slice.len(); . let ptr: NonNull = NonNull::from_ref(slice).cast(); . // SAFETY: Similar to `IterMut::new`. . unsafe { . let end_or_len = . if T::IS_ZST { without_provenance(len) } else { ptr.as_ptr().add(len) }; . 72 ( 0.00%) Self { ptr, end_or_len, _marker: PhantomData } . } . } . . /// Views the underlying data as a subslice of the original data. . /// . /// # Examples . /// . /// Basic usage: -- line 110 ---------------------------------------- -- line 1347 ---------------------------------------- . } . . #[stable(feature = "rust1", since = "1.0.0")] . impl<'a, T> Iterator for Windows<'a, T> { . type Item = &'a [T]; . . #[inline] . fn next(&mut self) -> Option<&'a [T]> { 37,810 ( 0.00%) if self.size.get() > self.v.len() { . None . } else { . let ret = Some(&self.v[..self.size.get()]); . self.v = &self.v[1..]; . ret . } . } . . #[inline] . fn size_hint(&self) -> (usize, Option) { 39 ( 0.00%) if self.size.get() > self.v.len() { . (0, Some(0)) . } else { . let size = self.v.len() - self.size.get() + 1; . (size, Some(size)) . } . } . . #[inline] -- line 1374 ---------------------------------------- 13,624 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unnecessary_mut_passed.rs -------------------------------------------------------------------------------- Ir -- line 34 ---------------------------------------- . pub UNNECESSARY_MUT_PASSED, . style, . "an argument passed as a mutable reference although the callee only demands an immutable reference" . } . . declare_lint_pass!(UnnecessaryMutPassed => [UNNECESSARY_MUT_PASSED]); . . impl<'tcx> LateLintPass<'tcx> for UnnecessaryMutPassed { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 64,400 ( 0.00%) if e.span.from_expansion() { . // Issue #11268 . return; . } . 23,658 ( 0.00%) match e.kind { 822 ( 0.00%) ExprKind::Call(fn_expr, arguments) => { 822 ( 0.00%) if let ExprKind::Path(ref path) = fn_expr.kind . && arguments.iter().any(is_mut_ref_arg) . { . check_arguments( . cx, . &mut arguments.iter(), . cx.typeck_results().expr_ty(fn_expr), . #[allow(trivial_casts)] . &|| { -- line 58 ---------------------------------------- -- line 61 ---------------------------------------- . path, . ) . }, . "function", . ); . } . }, . ExprKind::MethodCall(path, receiver, arguments, _) 2,112 ( 0.00%) if iter::once(receiver).chain(arguments.iter()).any(is_mut_ref_arg) . && let Some(def_id) = cx.typeck_results().type_dependent_def_id(e.hir_id) => . { . let args = cx.typeck_results().node_args(e.hir_id); . let method_type = cx.tcx.type_of(def_id).instantiate(cx.tcx, args).skip_norm_wip(); . check_arguments( . cx, . &mut iter::once(receiver).chain(arguments.iter()), . method_type, . &|| path.ident.as_str().to_owned(), . "method", . ); . }, . _ => (), . } 257,600 ( 0.02%) } . } . . /// Only `&mut ...` arguments can lint, so the type and path lookups run only after one is found. . fn is_mut_ref_arg(argument: &Expr<'_>) -> bool { 3,242 ( 0.00%) matches!(argument.kind, ExprKind::AddrOf(BorrowKind::Ref, Mutability::Mut, _)) . } . . fn check_arguments<'tcx>( . cx: &LateContext<'tcx>, . arguments: &mut dyn Iterator>, . type_definition: Ty<'tcx>, . name: &dyn Fn() -> String, . fn_kind: &str, -- line 97 ---------------------------------------- -------------------------------------------------------------------------------- -- 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. 8,334 ( 0.00%) if text.len() < 2 * USIZE_BYTES { . return memchr_naive(x, text); . } . 13,586 ( 0.00%) memchr_aligned(x, text) 59,956 ( 0.00%) => ???:core::slice::memchr::memchr_aligned (466x) . } . . #[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)`. 6,729 ( 0.00%) while i < text.len() { 8,062 ( 0.00%) if text[i] == x { . return Some(i); . } . 2,359 ( 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 ---------------------------------------- 1,736 ( 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 { 212,562 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 60,732 ( 0.00%) if expr.span.from_expansion() { . return; . } . 21,474 ( 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, -- line 63 ---------------------------------------- -- 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 2,816 ( 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, . ); . }); . } 242,928 ( 0.02%) } . } . . fn get_bin_opt(expr: &Expr) -> Option { . match expr.kind { . ExprKind::Binary(Spanned { node: op, .. }, _, _) => Some(op), . _ => None, . } . } . . #[must_use] . fn is_bit_op(op: BinOpKind) -> bool { 156 ( 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 ---------------------------------------- -------------------------------------------------------------------------------- -- 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 { 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { . // Skip expanded code, as we have no control over it anyway... 64,400 ( 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 = 588 ( 0.00%) |expr: &Expr<'_>| !expr.span.from_expansion() && is_none_expr(cx, peel_hir_expr_refs(expr).0); 2,516 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/res.rs:clippy_utils::is_none_expr (84x) 420 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::peel_hir_expr_refs (84x) . 4,896 ( 0.00%) let mut applicability = Applicability::MachineApplicable; . 10,000 ( 0.00%) if let ExprKind::Binary(op, left_side, right_side) = e.kind { . // All other comparisons (e.g. `>= None`) have special meaning wrt T 86 ( 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` 84 ( 0.00%) let scrutinee = match ( 84 ( 0.00%) is_none_ctor(left_side) && is_ty_option(right_side), 84 ( 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, . ); . } 257,600 ( 0.02%) } . } 49 ( 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 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 65,786 ( 0.00%) let x = *bytes.next()?; 134,095 ( 0.01%) 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, -- line 46 ---------------------------------------- -- line 76 ---------------------------------------- . /// `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()? { 7,909 ( 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 ---------------------------------------- 106,350 ( 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/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 { 57,374 ( 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 { 510,933 ( 0.03%) move |acc, item| match f(item) { . Some(x) => fold(acc, x), 10,413 ( 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 { 93,466 ( 0.01%) move |acc, item| match f(item) { . 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 { 34 ( 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, . { 111 ( 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, . { 890 ( 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 ---------------------------------------- 149,050 ( 0.01%) -------------------------------------------------------------------------------- -- 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; . 130 ( 0.00%) pub(super) fn check<'tcx>( . cx: &LateContext<'tcx>, . block: &Block<'tcx>, . loop_id: HirId, . span: Span, . for_loop: Option<&ForLoop<'_>>, . ) { 78 ( 0.00%) match never_loop_block(cx, block, &mut Vec::new(), loop_id) { 717,507 ( 0.05%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_block (13x) . 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 => (), . } 65 ( 0.00%) } . 54 ( 0.00%) pub(super) fn check_iterator_reduction<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'tcx>, . recv: &'tcx Expr<'tcx>, . closure: &'tcx Closure<'tcx>, . ) { 24 ( 0.00%) let closure_body = cx.tcx.hir_body(closure.body).value; 544 ( 0.00%) => ???:::hir_body (6x) 12 ( 0.00%) let body_ty = cx.typeck_results().expr_ty(closure_body); 240 ( 0.00%) => ???:::expr_ty (6x) 6 ( 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); . }, . ); . } 36 ( 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. 13,731 ( 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 149 ---------------------------------------- . }, . /// We have not encountered any main loop continue, . /// and subsequent control flow is (possibly) reachable . Normal, . } . . #[must_use] . fn absorb_break(arg: &NeverLoopResult) -> NeverLoopResult { 3 ( 0.00%) match arg { . 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 { 10,002 ( 0.00%) match first { 610 ( 0.00%) NeverLoopResult::Diverging { .. } | NeverLoopResult::MayContinueMainLoop => first, 90 ( 0.00%) NeverLoopResult::Normal => second(), 655,751 ( 0.04%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr::{closure#3} (6x) 45,086 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr::{closure#2} (8x) . } 17 ( 0.00%) } 102 ( 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:: (17x) . . // Combine an iterator of results for parts that are called in order. . #[must_use] . fn combine_seq_many(iter: impl IntoIterator) -> NeverLoopResult { 5,766 ( 0.00%) for e in iter { 11,523 ( 0.00%) if let NeverLoopResult::Diverging { .. } | NeverLoopResult::MayContinueMainLoop = e { 558 ( 0.00%) return e; . } 18 ( 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) 3,582 ( 0.00%) NeverLoopResult::Normal . } . . // Combine two results where only one of the part may have been executed. . #[must_use] 1,100 ( 0.00%) fn combine_branches(b1: NeverLoopResult, b2: NeverLoopResult) -> NeverLoopResult { 3,888 ( 0.00%) match (b1, b2) { . (NeverLoopResult::MayContinueMainLoop, _) | (_, NeverLoopResult::MayContinueMainLoop) => { . NeverLoopResult::MayContinueMainLoop . }, . (NeverLoopResult::Normal, _) | (_, NeverLoopResult::Normal) => NeverLoopResult::Normal, . ( . NeverLoopResult::Diverging { 28 ( 0.00%) break_spans: mut break_spans1, 28 ( 0.00%) never_spans: mut never_spans1, 28 ( 0.00%) non_obvious_exprs: mut non_obvious_exprs1, . }, . NeverLoopResult::Diverging { 7 ( 0.00%) break_spans: mut break_spans2, 7 ( 0.00%) never_spans: mut never_spans2, 7 ( 0.00%) non_obvious_exprs: mut non_obvious_exprs2, . }, . ) => { . break_spans1.append(&mut break_spans2); . never_spans1.append(&mut never_spans2); . non_obvious_exprs1.append(&mut non_obvious_exprs2); . NeverLoopResult::Diverging { 28 ( 0.00%) break_spans: break_spans1, 28 ( 0.00%) never_spans: never_spans1, 28 ( 0.00%) non_obvious_exprs: non_obvious_exprs1, . } . }, 515 ( 0.00%) } 880 ( 0.00%) } . 3,406 ( 0.00%) fn never_loop_block<'tcx>( . cx: &LateContext<'tcx>, . block: &Block<'tcx>, . local_labels: &mut Vec<(HirId, bool)>, . main_loop_id: HirId, . ) -> NeverLoopResult { 524 ( 0.00%) let iter = block . .stmts . .iter() . .filter_map(stmt_to_expr) 2,096 ( 0.00%) .chain(block.expr.map(|expr| (expr, None))); . combine_seq_many(iter.map(|(e, els)| { 6,720 ( 0.00%) let e = never_loop_expr(cx, e, local_labels, main_loop_id); 714,992 ( 0.05%) => 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 5,600 ( 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, . }) . }) . })) 2,096 ( 0.00%) } . . fn stmt_to_expr<'tcx>(stmt: &Stmt<'tcx>) -> Option<(&'tcx Expr<'tcx>, Option<&'tcx Block<'tcx>>)> { 4,005 ( 0.00%) match stmt.kind { . StmtKind::Semi(e) | StmtKind::Expr(e) => Some((e, None)), . // add the let...else expression (if present) 572 ( 0.00%) StmtKind::Let(local) => local.init.map(|init| (init, local.els)), . StmtKind::Item(..) => None, . } . } . 21 ( 0.00%) fn stmt_source_span(stmt: &Stmt<'_>) -> Span { 21 ( 0.00%) let call_span = stmt.span.source_callsite(); 734 ( 0.00%) => ???:::source_callsite (3x) . // 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)) 39 ( 0.00%) } . . /// Returns a Vec of all the individual spans after the highlighted expression in a block 36 ( 0.00%) fn all_spans_after_expr(cx: &LateContext<'_>, expr: &Expr<'_>) -> Vec { 35 ( 0.00%) if let Node::Stmt(stmt) = cx.tcx.parent_hir_node(expr.hir_id) { 432 ( 0.00%) => ???:::parent_hir_node (4x) 24 ( 0.00%) if let Node::Block(block) = cx.tcx.parent_hir_node(stmt.hir_id) { 324 ( 0.00%) => ???:::parent_hir_node (3x) 6 ( 0.00%) return block . .stmts . .iter() . .skip_while(|inner| inner.hir_id != stmt.hir_id) . .map(stmt_source_span) 3 ( 0.00%) .chain(block.expr.map(|e| e.span)) . .collect(); . } . . return vec![stmt.span]; 6 ( 0.00%) } else if let Node::Block(_) = cx.tcx.parent_hir_node(expr.hir_id) { 108 ( 0.00%) => ???:::parent_hir_node (1x) . return vec![expr.span]; . } . 1 ( 0.00%) vec![] 28 ( 0.00%) } . . fn is_label_for_block(cx: &LateContext<'_>, dest: &Destination) -> bool { . dest.target_id 12 ( 0.00%) .is_ok_and(|hir_id| matches!(cx.tcx.hir_node(hir_id), Node::Block(_))) 248 ( 0.00%) => ???:::hir_node (4x) . } . . #[expect(clippy::too_many_lines)] 73,350 ( 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 { 24,450 ( 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), 15 ( 0.00%) ExprKind::Let(let_expr) => never_loop_expr(cx, let_expr.init, local_labels, main_loop_id), 15 ( 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), 678 ( 0.00%) ExprKind::MethodCall(_, receiver, es, _) => { . never_loop_expr_all(cx, once(receiver).chain(es.iter()), local_labels, main_loop_id) . }, . ExprKind::Struct(_, fields, base) => { . let fields = never_loop_expr_all(cx, fields.iter().map(|f| f.expr), local_labels, main_loop_id); . if let StructTailExpr::Base(base) = base { . combine_seq(fields, || never_loop_expr(cx, base, local_labels, main_loop_id)) . } else { . fields . } . }, 2,628 ( 0.00%) ExprKind::Call(e, es) => never_loop_expr_all(cx, once(e).chain(es.iter()), local_labels, main_loop_id), 32 ( 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), 1 ( 0.00%) ExprKind::Loop(b, _, _, _) => { . // We don't attempt to track reachability after a loop, . // just assume there may have been a break somewhere 4 ( 0.00%) absorb_break(&never_loop_block(cx, b, local_labels, main_loop_id)) 9,523 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_block'2 (1x) . }, 190 ( 0.00%) ExprKind::If(e, e2, e3) => { 190 ( 0.00%) let e1 = never_loop_expr(cx, e, local_labels, main_loop_id); 3,290 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (8x) 608 ( 0.00%) combine_seq(e1, || { 380 ( 0.00%) let e2 = never_loop_expr(cx, e2, local_labels, main_loop_id); 174,705 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (28x) 114 ( 0.00%) let e3 = e3.as_ref().map_or(NeverLoopResult::Normal, |e| { 224 ( 0.00%) never_loop_expr(cx, e, local_labels, main_loop_id) 119,237 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (23x) . }); 76 ( 0.00%) combine_branches(e2, e3) 1,770 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::combine_branches (28x) 266 ( 0.00%) }) . }, 52 ( 0.00%) ExprKind::Match(e, arms, _) => { 130 ( 0.00%) let e = never_loop_expr(cx, e, local_labels, main_loop_id); 2,746 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (6x) 312 ( 0.00%) combine_seq(e, || { 26 ( 0.00%) arms.iter().fold( . NeverLoopResult::Diverging { . break_spans: vec![], . never_spans: vec![], . non_obvious_exprs: vec![], . }, 1,322 ( 0.00%) |a, b| combine_branches(a, never_loop_expr(cx, b.body, local_labels, main_loop_id)), 654,928 ( 0.04%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (25x) 1,684 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::combine_branches (25x) . ) 208 ( 0.00%) }) . }, 248 ( 0.00%) ExprKind::Block(b, _) => { 496 ( 0.00%) if b.targeted_by_break { . local_labels.push((b.hir_id, false)); . } 1,488 ( 0.00%) let ret = never_loop_block(cx, b, local_labels, main_loop_id); 2,112,626 ( 0.14%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_block'2 (248x) 496 ( 0.00%) let jumped_to = b.targeted_by_break && local_labels.pop().unwrap().1; . match ret { . NeverLoopResult::Diverging { .. } if jumped_to => NeverLoopResult::Normal, . _ => ret, . } . }, 12 ( 0.00%) ExprKind::Continue(d) => { . let id = d . .target_id . .expect("target ID can only be missing in the presence of compilation errors"); 4 ( 0.00%) if id == main_loop_id { 8 ( 0.00%) NeverLoopResult::MayContinueMainLoop . } else { . NeverLoopResult::Diverging { . break_spans: all_spans_after_expr(cx, expr), . never_spans: vec![], . non_obvious_exprs: vec![], . } . } . }, 17 ( 0.00%) ExprKind::Ret(e) => { 17 ( 0.00%) let first = e.as_ref().map_or(NeverLoopResult::Normal, |e| { 68 ( 0.00%) never_loop_expr(cx, e, local_labels, main_loop_id) 32,571 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (17x) . }); . combine_seq(first, || { . // checks if break targets a block instead of a loop . mark_block_as_reachable(expr, local_labels); 153 ( 0.00%) NeverLoopResult::Diverging { . break_spans: vec![], . never_spans: vec![], . non_obvious_exprs: vec![], . } . }) . }, 12 ( 0.00%) ExprKind::Break(dest, e) => { 4 ( 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); 52 ( 0.00%) NeverLoopResult::Diverging { 4 ( 0.00%) break_spans: if is_label_for_block(cx, &dest) { . vec![] . } else { 16 ( 0.00%) all_spans_after_expr(cx, expr) 2,254 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::all_spans_after_expr (4x) . }, . 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(_) 2,591 ( 0.00%) | ExprKind::Err(_) => NeverLoopResult::Normal, . }; . 9,719 ( 0.00%) let result = combine_seq(result, || { 14,487 ( 0.00%) if cx.typeck_results().expr_ty(expr).is_never() { 960 ( 0.00%) => ???:::expr_ty (24x) . NeverLoopResult::Diverging { . break_spans: vec![], . never_spans: all_spans_after_expr(cx, expr), . non_obvious_exprs: vec![expr.hir_id], . } . } else { 9,658 ( 0.00%) NeverLoopResult::Normal . } . }); 14,670 ( 0.00%) if let NeverLoopResult::Diverging { .. } = result 48 ( 0.00%) && let Some(macro_call) = root_macro_call_first_node(cx, expr) 48 ( 0.00%) && let Some(sym::todo_macro) = cx.tcx.get_diagnostic_name(macro_call.def_id) 636 ( 0.00%) => ???:::get_diagnostic_name (12x) . { . // 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 { 48,900 ( 0.00%) result . } 39,120 ( 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 { 16,395 ( 0.00%) combine_seq_many(es.map(|e| never_loop_expr(cx, e, local_labels, main_loop_id))) 3,887 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::never_loop_expr'2 (21x) . } . . 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)]) { 8 ( 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 ---------------------------------------- 30,032 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/derive/mod.rs -------------------------------------------------------------------------------- Ir -- line 188 ---------------------------------------- . DERIVED_HASH_WITH_MANUAL_EQ, . DERIVE_ORD_XOR_PARTIAL_ORD, . DERIVE_PARTIAL_EQ_WITHOUT_EQ, . EXPL_IMPL_CLONE_ON_COPY, . UNSAFE_DERIVE_DESERIALIZE, . ]); . . impl<'tcx> LateLintPass<'tcx> for Derive { 3,395 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 1,035 ( 0.00%) if let ItemKind::Impl(Impl { . of_trait: Some(of_trait), 53 ( 0.00%) self_ty, . .. 130 ( 0.00%) }) = item.kind 106 ( 0.00%) && let Res::Def(_, def_id) = *self_ty.basic_res() . && let Some(local_def_id) = def_id.as_local() . { 52 ( 0.00%) let adt_hir_id = cx.tcx.local_def_id_to_hir_id(local_def_id); . let trait_ref = &of_trait.trait_ref; 104 ( 0.00%) let ty = cx.tcx.type_of(item.owner_id).instantiate_identity().skip_norm_wip(); 260 ( 0.00%) let is_automatically_derived = cx.tcx.is_automatically_derived(item.owner_id.to_def_id()); 6,274 ( 0.00%) => ???:::is_automatically_derived (52x) . 416 ( 0.00%) derived_hash_with_manual_eq::check(cx, item.span, trait_ref, ty, adt_hir_id, is_automatically_derived); 520 ( 0.00%) derive_ord_xor_partial_ord::check(cx, item, trait_ref, ty, adt_hir_id, is_automatically_derived); 10,556 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/derive/derive_ord_xor_partial_ord.rs:clippy_lints::derive::derive_ord_xor_partial_ord::check (52x) . 104 ( 0.00%) if is_automatically_derived { 266 ( 0.00%) unsafe_derive_deserialize::check(cx, item, trait_ref, ty, adt_hir_id); 2,027 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/derive/unsafe_derive_deserialize.rs:clippy_lints::derive::unsafe_derive_deserialize::check (38x) 304 ( 0.00%) derive_partial_eq_without_eq::check(cx, item.span, trait_ref, ty, adt_hir_id); 3,268 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/derive/derive_partial_eq_without_eq.rs:clippy_lints::derive::derive_partial_eq_without_eq::check (38x) . } else { 70 ( 0.00%) expl_impl_clone_on_copy::check(cx, item, trait_ref, ty, adt_hir_id); 1,218 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/derive/expl_impl_clone_on_copy.rs:clippy_lints::derive::expl_impl_clone_on_copy::check (14x) . } . } 3,880 ( 0.00%) } . } 118 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/no_effect.rs -------------------------------------------------------------------------------- Ir -- line 74 ---------------------------------------- . } . . impl_lint_pass!(NoEffect => [ . NO_EFFECT, . NO_EFFECT_UNDERSCORE_BINDING, . UNNECESSARY_OPERATION, . ]); . 10 ( 0.00%) #[derive(Default)] . pub struct NoEffect { . underscore_bindings: HirIdMap, . local_bindings: Vec>, . } . . impl<'tcx> LateLintPass<'tcx> for NoEffect { 53,442 ( 0.00%) fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) { . if self.check_no_effect(cx, stmt) { . return; . } . check_unnecessary_operation(cx, stmt); 47,504 ( 0.00%) } . . fn check_block(&mut self, _: &LateContext<'tcx>, _: &'tcx rustc_hir::Block<'tcx>) { 3 ( 0.00%) self.local_bindings.push(Vec::default()); . } . 10,311 ( 0.00%) fn check_block_post(&mut self, cx: &LateContext<'tcx>, _: &'tcx rustc_hir::Block<'tcx>) { . for hir_id in self.local_bindings.pop().unwrap() { . if let Some(span) = self.underscore_bindings.swap_remove(&hir_id) { . span_lint_hir( . cx, . NO_EFFECT_UNDERSCORE_BINDING, . hir_id, . span, . "binding to `_` prefixed variable with no side-effect", . ); . } . } 11,784 ( 0.00%) } . . fn check_expr(&mut self, _: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 26,184 ( 0.00%) if let Some(def_id) = expr.res_local_id() { 8,728 ( 0.00%) self.underscore_bindings.swap_remove(&def_id); 183,288 ( 0.01%) => /rust/deps/indexmap-2.14.0/src/map.rs:>::swap_remove:: (8,728x) . } . } . } . . impl NoEffect { . fn check_no_effect<'tcx>(&mut self, cx: &LateContext<'tcx>, stmt: &Stmt<'tcx>) -> bool { 30,791 ( 0.00%) if let StmtKind::Semi(expr) = stmt.kind { . // Covered by rustc `path_statements` lint 8,322 ( 0.00%) if matches!(expr.kind, ExprKind::Path(_)) { . return true; . } . 16,644 ( 0.00%) if expr.range_span().unwrap_or(expr.span).from_expansion() { 146,982 ( 0.01%) => ???:::range_span (4,161x) . return false; . } . let expr = peel_blocks(expr); . . if is_operator_overridden(cx, expr) { . // Return `true`, to prevent `check_unnecessary_operation` from . // linting on this statement as well. . return true; . } 565 ( 0.00%) if has_no_effect(cx, expr) { 3,164 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/no_effect.rs:clippy_lints::no_effect::has_no_effect (113x) . span_lint_hir_and_then( . cx, . NO_EFFECT, . expr.hir_id, . stmt.span, . "statement with no effect", . |diag| { . for parent in cx.tcx.hir_parent_iter(stmt.hir_id) { -- line 147 ---------------------------------------- -- line 176 ---------------------------------------- . ); . } . } . } . }, . ); . return true; . } 1,530 ( 0.00%) } else if let StmtKind::Let(local) = stmt.kind 10,710 ( 0.00%) && !is_lint_allowed(cx, NO_EFFECT_UNDERSCORE_BINDING, local.hir_id) 3,165,481 ( 0.21%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (1,530x) . && !matches!(local.source, LocalSource::AsyncFn) . && let Some(init) = local.init . && local.els.is_none() . && !local.span.from_expansion() . && has_no_effect(cx, init) . && let PatKind::Binding(_, hir_id, ident, _) = local.pat.kind . && ident.name.to_ident_string().starts_with('_') . && !in_automatically_derived(cx.tcx, local.hir_id) -- line 193 ---------------------------------------- -- line 203 ---------------------------------------- . } . } . . fn is_operator_overridden(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { . // It's very hard or impossible to check whether overridden operator have side-effect this lint. . // So, this function assume user-defined operator is overridden with an side-effect. . // The definition of user-defined structure here is ADT-type, . // Althrough this will weaken the ability of this lint, less error lint-fix happen. 339 ( 0.00%) match expr.kind { . ExprKind::Binary(..) | ExprKind::Unary(..) => { . // No need to check type of `lhs` and `rhs` . // because if the operator is overridden, at least one operand is ADT type . . // reference: rust/compiler/rustc_middle/src/ty/typeck_results.rs: `is_method_call`. . // use this function to check whether operator is overridden in `ExprKind::{Binary, Unary}`. . cx.typeck_results().is_method_call(expr) . }, -- line 219 ---------------------------------------- -- line 222 ---------------------------------------- . } . . /// Checks if dropping `expr` might have a visible side effect. . fn expr_ty_has_significant_drop(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { . let ty = cx.typeck_results().expr_ty(expr); . ty.has_significant_drop(cx.tcx, cx.typing_env()) . } . 1,243 ( 0.00%) fn has_no_effect(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 904 ( 0.00%) match expr.kind { . ExprKind::Lit(..) | ExprKind::Closure { .. } => true, . ExprKind::Path(..) => !expr_ty_has_significant_drop(cx, expr), . ExprKind::Index(a, b, _) | ExprKind::Binary(_, a, b) => has_no_effect(cx, a) && has_no_effect(cx, b), . ExprKind::Array(v) | ExprKind::Tup(v) => v.iter().all(|val| has_no_effect(cx, val)), . ExprKind::Repeat(inner, _) . | ExprKind::Cast(inner, _) . | ExprKind::Type(inner, _) . | ExprKind::Unary(_, inner) -- line 239 ---------------------------------------- -- line 263 ---------------------------------------- . false . } . } else { . false . } . }, . _ => false, . } 904 ( 0.00%) } . . fn check_unnecessary_operation(cx: &LateContext<'_>, stmt: &Stmt<'_>) { 833 ( 0.00%) if let StmtKind::Semi(expr) = stmt.kind 12,483 ( 0.00%) && !stmt.span.in_external_macro(cx.sess().source_map()) . && let ctxt = stmt.span.ctxt() 740 ( 0.00%) && expr.range_span().unwrap_or(expr.span).ctxt() == ctxt 4,070 ( 0.00%) => ???:::range_span (185x) 1,110 ( 0.00%) && let Some(reduced) = reduce_expression(cx, expr) 11,901 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/no_effect.rs:clippy_lints::no_effect::reduce_expression (185x) . && reduced.iter().all(|e| e.span.ctxt() == ctxt) . { . if let ExprKind::Index(..) = &expr.kind { . if !is_inside_always_const_context(cx.tcx, expr.hir_id) . && let [arr, func] = &*reduced . && let Some(arr) = arr.span.get_text(cx) . && let Some(func) = func.span.get_text(cx) . { -- line 286 ---------------------------------------- -- line 325 ---------------------------------------- . Applicability::MachineApplicable, . ); . }, . ); . } . } . } . 2,035 ( 0.00%) fn reduce_expression<'a>(cx: &LateContext<'_>, expr: &'a Expr<'a>) -> Option>> { 740 ( 0.00%) if expr.range_span().unwrap_or(expr.span).from_expansion() { 4,070 ( 0.00%) => ???:::range_span (185x) . return None; . } 791 ( 0.00%) match expr.kind { . ExprKind::Index(a, b, _) => Some(vec![a, b]), . ExprKind::Binary(ref binop, a, b) if binop.node != BinOpKind::And && binop.node != BinOpKind::Or => { . Some(vec![a, b]) . }, . ExprKind::Array(v) | ExprKind::Tup(v) => Some(v.iter().collect()), . ExprKind::Repeat(inner, _) . | ExprKind::Type(inner, _) . | ExprKind::Unary(_, inner) -- line 345 ---------------------------------------- -- line 394 ---------------------------------------- . } . }) . } else { . None . } . }, . _ => None, . } 1,480 ( 0.00%) } 4,942 ( 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/span_encoding.rs -------------------------------------------------------------------------------- Ir -- line 72 ---------------------------------------- . /// the form of the code. No crates in `rustc-perf` need more than 15 bits . /// for `ctxt_or_parent_or_marker`, but larger crates might need more than 16 . /// bits. The number of bits needed for `parent` hasn't been measured, . /// because `parent` isn't currently used by default. . /// . /// In order to reliably use parented spans in incremental compilation, . /// accesses to `lo` and `hi` must introduce a dependency to the parent definition's span. . /// This is performed using the callback `SPAN_TRACK` to access the query engine. 512,886 ( 0.03%) #[derive(Clone, Copy, Eq, PartialEq, Hash)] . #[rustc_pass_by_value] . pub struct Span { 32 ( 0.00%) lo_or_index: u32, 32 ( 0.00%) len_with_tag_or_marker: u16, 16 ( 0.00%) ctxt_or_parent_or_marker: u16, . } . . // Convenience structures for all span formats. . #[derive(Clone, Copy)] . struct InlineCtxt { . lo: u32, . len: u16, . ctxt: u16, -- line 93 ---------------------------------------- -- line 109 ---------------------------------------- . #[derive(Clone, Copy)] . struct Interned { . index: u32, . } . . impl InlineCtxt { . #[inline] . fn data(self) -> SpanData { 869 ( 0.00%) let len = self.len as u32; . debug_assert!(len <= MAX_LEN); 1,253 ( 0.00%) SpanData { . lo: BytePos(self.lo), . hi: BytePos(self.lo.debug_strict_add(len)), . ctxt: SyntaxContext::from_u16(self.ctxt), . parent: None, . } . } . #[inline] . fn span(lo: u32, len: u16, ctxt: u16) -> Span { -- line 127 ---------------------------------------- -- line 133 ---------------------------------------- . (span.lo_or_index, span.len_with_tag_or_marker, span.ctxt_or_parent_or_marker); . InlineCtxt { lo, len, ctxt } . } . } . . impl InlineParent { . #[inline] . fn data(self) -> SpanData { 3,852 ( 0.00%) let len = (self.len_with_tag & !PARENT_TAG) as u32; . debug_assert!(len <= MAX_LEN); 11,130 ( 0.00%) SpanData { . lo: BytePos(self.lo), . hi: BytePos(self.lo.debug_strict_add(len)), . ctxt: SyntaxContext::root(), . parent: Some(LocalDefId { local_def_index: DefIndex::from_u16(self.parent) }), . } . } . #[inline] . fn span(lo: u32, len: u16, parent: u16) -> Span { . let (lo_or_index, len_with_tag_or_marker, ctxt_or_parent_or_marker) = 193 ( 0.00%) (lo, PARENT_TAG | len, parent); . Span { lo_or_index, len_with_tag_or_marker, ctxt_or_parent_or_marker } . } . #[inline] . fn from_span(span: Span) -> InlineParent { . let (lo, len_with_tag, parent) = . (span.lo_or_index, span.len_with_tag_or_marker, span.ctxt_or_parent_or_marker); . InlineParent { lo, len_with_tag, parent } . } . } . . impl PartiallyInterned { . #[inline] . fn data(self) -> SpanData { 2,650 ( 0.00%) SpanData { . ctxt: SyntaxContext::from_u16(self.ctxt), 1,056 ( 0.00%) ..with_span_interner(|interner| interner.spans[self.index as usize]) . } . } . #[inline] . fn span(index: u32, ctxt: u16) -> Span { . let (lo_or_index, len_with_tag_or_marker, ctxt_or_parent_or_marker) = . (index, BASE_LEN_INTERNED_MARKER, ctxt); . Span { lo_or_index, len_with_tag_or_marker, ctxt_or_parent_or_marker } . } -- line 177 ---------------------------------------- -- line 204 ---------------------------------------- . macro_rules! match_span_kind { . ( . $span:expr, . InlineCtxt($span1:ident) => $arm1:expr, . InlineParent($span2:ident) => $arm2:expr, . PartiallyInterned($span3:ident) => $arm3:expr, . Interned($span4:ident) => $arm4:expr, . ) => { 4,410,630 ( 0.30%) if $span.len_with_tag_or_marker != BASE_LEN_INTERNED_MARKER { 1,421,410 ( 0.10%) if $span.len_with_tag_or_marker & PARENT_TAG == 0 { . // Inline-context format. . let $span1 = InlineCtxt::from_span($span); . $arm1 . } else { . // Inline-parent format. . let $span2 = InlineParent::from_span($span); . $arm2 . } 3,913,892 ( 0.26%) } else if $span.ctxt_or_parent_or_marker != CTXT_INTERNED_MARKER { 2,460 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::fulfill_or_allowed::<[rustc_hir_id::HirId; 2]> (2x) . // Partially-interned format. . let $span3 = PartiallyInterned::from_span($span); . $arm3 . } else { . // Interned format. . let $span4 = Interned::from_span($span); . $arm4 . } -- line 230 ---------------------------------------- -- line 240 ---------------------------------------- . const CTXT_INTERNED_MARKER: u16 = 0b1111_1111_1111_1111; . . /// The dummy span has zero position, length, and context, and no parent. . pub const DUMMY_SP: Span = . Span { lo_or_index: 0, len_with_tag_or_marker: 0, ctxt_or_parent_or_marker: 0 }; . . impl Span { . #[inline] 234 ( 0.00%) pub fn new( . mut lo: BytePos, . mut hi: BytePos, . ctxt: SyntaxContext, . parent: Option, . ) -> Self { 549 ( 0.00%) if lo > hi { . std::mem::swap(&mut lo, &mut hi); . } . . // Small len and ctxt may enable one of fully inline formats (or may not). 116 ( 0.00%) let (len, ctxt32) = (hi.0 - lo.0, ctxt.as_u32()); 2,434 ( 0.00%) if len <= MAX_LEN && ctxt32 <= MAX_CTXT { 1,169 ( 0.00%) match parent { . None => return InlineCtxt::span(lo.0, len as u16, ctxt32 as u16), . Some(parent) => { . let parent32 = parent.local_def_index.as_u32(); 3,219 ( 0.00%) if ctxt32 == 0 && parent32 <= MAX_CTXT { . return InlineParent::span(lo.0, len as u16, parent32 as u16); . } . } . } . } . . // Otherwise small ctxt may enable the partially inline format. . let index = |ctxt| { 410 ( 0.00%) with_span_interner(|interner| interner.intern(&SpanData { lo, hi, ctxt, parent })) 4,098 ( 0.00%) => ???:::intern (41x) . }; . if ctxt32 <= MAX_CTXT { . // Interned ctxt should never be read, so it can use any value. 82 ( 0.00%) PartiallyInterned::span(index(SyntaxContext::from_u32(u32::MAX)), ctxt32 as u16) . } else { . Interned::span(index(ctxt)) . } 4,471 ( 0.00%) } . . #[inline] 1,050 ( 0.00%) pub fn data(self) -> SpanData { . let data = self.data_untracked(); 3,073 ( 0.00%) if let Some(parent) = data.parent { 4,947 ( 0.00%) (*SPAN_TRACK)(parent); 153,818 ( 0.01%) => ???:rustc_interface::callbacks::track_span_parent (325x) . } . data 288 ( 0.00%) } . . /// Internal function to translate between an encoded span and the expanded representation. . /// This function must not be used outside the incremental engine. . #[inline] 64 ( 0.00%) pub fn data_untracked(self) -> SpanData { . match_span_kind! { . self, . InlineCtxt(span) => span.data(), . InlineParent(span) => span.data(), 902 ( 0.00%) PartiallyInterned(span) => span.data(), . Interned(span) => span.data(), . } 16 ( 0.00%) } . . /// Returns `true` if this span comes from any kind of macro, desugaring or inlining. . #[inline] . pub fn from_expansion(self) -> bool { . let ctxt = match_span_kind! { . self, . // All branches here, except `InlineParent`, actually return `span.ctxt_or_parent_or_marker`. . // Since `Interned` is selected if the field contains `CTXT_INTERNED_MARKER` returning that value -- line 312 ---------------------------------------- -- line 344 ---------------------------------------- . pub fn map_ctxt(self, map: impl FnOnce(SyntaxContext) -> SyntaxContext) -> Span { . let data = match_span_kind! { . self, . InlineCtxt(span) => { . // This format occurs 1-2 orders of magnitude more often than others (#125017), . // so it makes sense to micro-optimize it to avoid `span.data()` and `Span::new()`. . let new_ctxt = map(SyntaxContext::from_u16(span.ctxt)); . let new_ctxt32 = new_ctxt.as_u32(); 2 ( 0.00%) return if new_ctxt32 <= MAX_CTXT { . // Any small new context including zero will preserve the format. 1 ( 0.00%) InlineCtxt::span(span.lo, span.len, new_ctxt32 as u16) . } else { . span.data().with_ctxt(new_ctxt) . }; . }, . InlineParent(span) => span.data(), . PartiallyInterned(span) => span.data(), . Interned(span) => span.data(), . }; . . data.with_ctxt(map(data.ctxt)) 3 ( 0.00%) } . . // Returns either syntactic context, if it can be retrieved without taking the interner lock, . // or an index into the interner if it cannot. . #[inline] . fn inline_ctxt(self) -> Result { . match_span_kind! { . self, . InlineCtxt(span) => Ok(SyntaxContext::from_u16(span.ctxt)), -- line 373 ---------------------------------------- -- line 383 ---------------------------------------- . #[inline] . pub fn ctxt(self) -> SyntaxContext { . self.inline_ctxt() . .unwrap_or_else(|index| with_span_interner(|interner| interner.spans[index].ctxt)) . } . . #[inline] . pub fn eq_ctxt(self, other: Span) -> bool { 5,809 ( 0.00%) match (self.inline_ctxt(), other.inline_ctxt()) { . (Ok(ctxt1), Ok(ctxt2)) => ctxt1 == ctxt2, . // If `inline_ctxt` returns `Ok` the context is <= MAX_CTXT. . // If it returns `Err` the span is fully interned and the context is > MAX_CTXT. . // As these do not overlap an `Ok` and `Err` result cannot have an equal context. . (Ok(_), Err(_)) | (Err(_), Ok(_)) => false, . (Err(index1), Err(index2)) => with_span_interner(|interner| { . interner.spans[index1].ctxt == interner.spans[index2].ctxt . }), -- line 399 ---------------------------------------- -- line 415 ---------------------------------------- . if span.ctxt == 0 && parent32 <= MAX_CTXT { . return InlineParent::span(span.lo, span.len, parent32 as u16); . } . } . } . span.data() . }, . InlineParent(span) => span.data(), 154 ( 0.00%) PartiallyInterned(span) => span.data(), . Interned(span) => span.data(), . }; . 154 ( 0.00%) if let Some(old_parent) = data.parent { 144 ( 0.00%) (*SPAN_TRACK)(old_parent); 5,745 ( 0.00%) => ???:rustc_interface::callbacks::track_span_parent (67x) . } . data.with_parent(parent) . } . . #[inline] . pub fn parent(self) -> Option { . let interned_parent = . |index: u32| with_span_interner(|interner| interner.spans[index as usize].parent); -- line 436 ---------------------------------------- -- line 466 ---------------------------------------- . let (index, _) = self.spans.insert_full(*span_data); . index as u32 . } . } . . // If an interner exists, return it. Otherwise, prepare a fresh one. . #[inline] . fn with_span_interner T>(f: F) -> T { 328 ( 0.00%) crate::with_session_globals(|session_globals| f(&mut session_globals.span_interner.lock())) . } 923,470 ( 0.06%) -------------------------------------------------------------------------------- -- 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<'_>) { 32,200 ( 0.00%) if let ExprKind::Binary(ref op, left, right) = e.kind 91 ( 0.00%) && BinOpKind::Mul == op.node . { . 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 60 ---------------------------------------- -------------------------------------------------------------------------------- -- 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; . 289,800 ( 0.02%) pub(crate) fn check_assert<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 32,200 ( 0.00%) if let Some(macro_call) = first_node_macro_backtrace(cx, e).find(|macro_call| { 103,152 ( 0.01%) matches!( 68,768 ( 0.00%) cx.tcx.get_diagnostic_name(macro_call.def_id), 958,112 ( 0.06%) => ???:::get_diagnostic_name (17,192x) . Some(sym::assert_eq_macro | sym::assert_ne_macro | sym::debug_assert_eq_macro | sym::debug_assert_ne_macro) . ) . }) && let Some((lhs, rhs, _)) = find_assert_eq_args(cx, e, macro_call.expn) . && eq_expr_value(cx, macro_call.span.ctxt(), lhs, rhs) . && macro_call.is_local() . && !is_in_test_function(cx.tcx, e.hir_id) . { . span_lint( -- line 21 ---------------------------------------- -- line 23 ---------------------------------------- . EQ_OP, . lhs.span.to(rhs.span), . format!( . "identical args used in this `{}!` macro call", . cx.tcx.item_name(macro_call.def_id) . ), . ); . } 257,600 ( 0.02%) } . 468 ( 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) 357 ( 0.00%) && eq_expr_value(cx, e.span.ctxt(), left, right) 39,261 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::eq_expr_value (51x) . && !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"); . } . }, . ); . } 416 ( 0.00%) } 96,804 ( 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; . 34,272 ( 0.00%) pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 10 ( 0.00%) if let Some(higher::WhileLet { if_then, let_pat, let_expr, label, .. }) = higher::WhileLet::hir(expr) . // check for `Some(..)` pattern 6 ( 0.00%) && let Some(some_pat) = as_some_pattern(cx, let_pat) 426 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::as_some_pattern (2x) . // check for call to `Iterator::next` 4 ( 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, . ); . } 39,168 ( 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/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 { 4,365 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 1,325 ( 0.00%) if let ItemKind::Fn { . ref sig, 56 ( 0.00%) generics, 168 ( 0.00%) body: id, . .. 970 ( 0.00%) } = item.kind . { 336 ( 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 130 ( 0.00%) && !item.span.from_expansion() 54 ( 0.00%) && !is_from_proc_macro(cx, item) . { . report_extra_impl_lifetimes(cx, impl_); . } 3,880 ( 0.00%) } . 144 ( 0.00%) fn check_poly_trait_ref(&mut self, cx: &LateContext<'tcx>, poly_trait_ref: &'tcx PolyTraitRef<'tcx>) { 32 ( 0.00%) if !poly_trait_ref.span.from_expansion() { 26 ( 0.00%) report_extra_trait_object_lifetimes(cx, poly_trait_ref.bound_generic_params, &poly_trait_ref.trait_ref); . } 128 ( 0.00%) } . 679 ( 0.00%) fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx ImplItem<'_>) { 676 ( 0.00%) if let ImplItemKind::Fn(ref sig, id) = item.kind { 288 ( 0.00%) let report_extra_lifetimes = trait_ref_of_method(cx, item.owner_id).is_none(); 13,920 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::trait_ref_of_method (96x) 96 ( 0.00%) check_fn_inner( . cx, . sig, . Some(id), . None, 192 ( 0.00%) item.generics, 96 ( 0.00%) item.span, . report_extra_lifetimes, 96 ( 0.00%) self.msrv, . || is_from_proc_macro(cx, item), . ); . } 776 ( 0.00%) } . 14 ( 0.00%) fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx TraitItem<'_>) { 8 ( 0.00%) if let TraitItemKind::Fn(ref sig, ref body) = item.kind { 22 ( 0.00%) let (body, trait_sig) = match *body { . TraitFn::Required(sig) => (None, Some(sig)), . TraitFn::Provided(id) => (Some(id), None), . }; 4 ( 0.00%) check_fn_inner( . cx, . sig, . body, . trait_sig, 4 ( 0.00%) item.generics, 2 ( 0.00%) item.span, . true, 2 ( 0.00%) self.msrv, . || is_from_proc_macro(cx, item), . ); . } 16 ( 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, . ) { 1,340 ( 0.00%) if span.in_external_macro(cx.sess().source_map()) || has_where_lifetimes(cx, generics) { 1,240 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:clippy_lints::lifetimes::has_where_lifetimes (2x) . return; . } . 258 ( 0.00%) let types = generics . .params . .iter() 177 ( 0.00%) .filter(|param| matches!(param.kind, GenericParamKind::Type { .. })); . . for typ in types { 10 ( 0.00%) if !typ.span.eq_ctxt(span) { . return; . } . . for pred in generics.bounds_for_param(typ.def_id) { 9 ( 0.00%) if pred.origin == PredicateOrigin::WhereClause { . // has_where_lifetimes checked that this predicate contains no lifetime. . continue; . } . 7 ( 0.00%) for bound in pred.bounds { . let mut visitor = RefVisitor::new(cx); 21 ( 0.00%) walk_param_bound(&mut visitor, bound); 512 ( 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:: (2x) . if visitor.lts.iter().any(|lt| matches!(lt.kind, LifetimeKind::Param(_))) { . return; . } 14 ( 0.00%) if let GenericBound::Trait(ref trait_ref) = *bound { 21 ( 0.00%) let params = &trait_ref . .trait_ref . .path . .segments . .last() . .expect("a path must have at least one segment") . .args; 21 ( 0.00%) if let Some(params) = *params { 5 ( 0.00%) let lifetimes = params.args.iter().filter_map(|arg| match arg { . GenericArg::Lifetime(lt) => Some(lt), . _ => None, . }); 2 ( 0.00%) for bound in lifetimes { . if bound.kind != LifetimeKind::Static && !bound.is_elided() { . return; . } . } . } . } 4 ( 0.00%) } 20 ( 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) . } . } . 1,673 ( 0.00%) let elidable = could_use_elision(cx, sig.decl, body, trait_sig, generics.params, msrv); 2,448 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:clippy_lints::lifetimes::could_use_elision (2x) . 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) 355 ( 0.00%) if (has_elidable_lts || report_extra_lifetimes) && is_from_proc_macro() { . return; . } . 114 ( 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); . } . 56 ( 0.00%) if report_extra_lifetimes { 570 ( 0.00%) self::report_extra_lifetimes(cx, sig.decl, generics); 1,236 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:clippy_lints::lifetimes::report_extra_lifetimes (2x) . } . } . 1,935 ( 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 129 ( 0.00%) for arg in func.inputs { . input_visitor.visit_ty_unambig(arg); . } . // extract lifetimes in output type 379 ( 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); . } . 516 ( 0.00%) if input_visitor.abort() || output_visitor.abort() { . return None; . } . 516 ( 0.00%) let input_lts = input_visitor.lts; 645 ( 0.00%) let output_lts = output_visitor.lts; . 774 ( 0.00%) if let Some(&[trait_sig]) = trait_sig . && non_elidable_self_type(cx, func, trait_sig, msrv) . { . return None; . } . 258 ( 0.00%) if let Some(body_id) = body { 762 ( 0.00%) let body = cx.tcx.hir_body(body_id); 8,645 ( 0.00%) => ???:::hir_body (127x) . 252 ( 0.00%) let first_ident = body.params.first().and_then(|param| param.pat.simple_ident()); 762 ( 0.00%) if non_elidable_self_type(cx, func, first_ident, msrv) { 2,571 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:clippy_lints::lifetimes::non_elidable_self_type (127x) . return None; . } . . let mut checker = BodyLifetimeChecker::new(cx); 381 ( 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) 3 ( 0.00%) && !allowed_lts.contains(&id) . { . return None; . } . } . . // check for higher-ranked trait bounds 256 ( 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)| { 4 ( 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::>(); . 128 ( 0.00%) if elidable_lts.is_empty() { 128 ( 0.00%) return None; . } . . let usages = itertools::chain(input_lts, output_lts).collect(); . . Some((elidable_lts, usages)) 1,806 ( 0.00%) } . . fn allowed_lts_from(named_generics: &[GenericParam<'_>]) -> FxIndexSet { . named_generics . .iter() . .filter_map(|par| { 531 ( 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 508 ( 0.00%) fn non_elidable_self_type<'tcx>(cx: &LateContext<'tcx>, func: &FnDecl<'tcx>, ident: Option, msrv: Msrv) -> bool { 254 ( 0.00%) if let Some(ident) = ident 126 ( 0.00%) && ident.name == kw::SelfLower 159 ( 0.00%) && !func.implicit_self().has_implicit_self() 424 ( 0.00%) => ???:::implicit_self (53x) . && 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 . } 635 ( 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) . { 2 ( 0.00%) pair.1 += 1; . } else { . occurrences.push((curr_def_id, 1)); . } . } . } 448 ( 0.00%) occurrences . } . . fn named_lifetime(lt: &Lifetime) -> Option { 1,443 ( 0.00%) match lt.kind { 355 ( 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 { 2,345 ( 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); . } . 144 ( 0.00%) fn visit_poly_trait_ref(&mut self, poly_tref: &'tcx PolyTraitRef<'tcx>) { 16 ( 0.00%) let trait_ref = &poly_tref.trait_ref; 48 ( 0.00%) if let Some(id) = trait_ref.trait_def_id() 208 ( 0.00%) => ???:::trait_def_id (16x) 32 ( 0.00%) && lang_items::FN_TRAITS . .iter() 96 ( 0.00%) .any(|&item| self.cx.tcx.lang_items().get(item) == Some(id)) 1,920 ( 0.00%) => ???:::lang_items (48x) . { . let mut sub_visitor = RefVisitor::new(self.cx); . sub_visitor.visit_trait_ref(trait_ref); 1 ( 0.00%) self.nested_elision_site_lts.append(&mut sub_visitor.all_lts()); . } else { . walk_poly_trait_ref(self, poly_tref); . } 128 ( 0.00%) } . 5,752 ( 0.00%) fn visit_ty(&mut self, ty: &'tcx Ty<'_, AmbigArg>) { 3,595 ( 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()); . }, . TyKind::TraitObject(bounds, lt) => { . if !lt.is_elided() { . self.unelided_trait_object_lifetime = true; . } . for bound in bounds { . self.visit_poly_trait_ref(bound); . } . }, 6,471 ( 0.00%) _ => walk_ty(self, ty), 58,505 ( 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:: (355x) . } . } . } . . /// Are any lifetimes mentioned in the `where` clause? If so, we don't try to . /// reason about elision. 1,032 ( 0.00%) fn has_where_lifetimes<'tcx>(cx: &LateContext<'tcx>, generics: &'tcx Generics<'_>) -> bool { . for predicate in generics.predicates { 45 ( 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 9 ( 0.00%) walk_unambig_ty(&mut visitor, pred.bounded_ty); 9 ( 0.00%) if !visitor.all_lts().is_empty() { . return true; . } . // if the bounds define new lifetimes, they are fine to occur 18 ( 0.00%) let allowed_lts = allowed_lts_from(pred.bound_generic_params); . // now walk the bounds 9 ( 0.00%) for bound in pred.bounds { . walk_param_bound(&mut visitor, bound); . } . // and check that all lifetimes are allowed 2 ( 0.00%) for lt in visitor.all_lts() { . if let Some(id) = named_lifetime(<) . && !allowed_lts.contains(&id) . { . return true; . } . } . }, . } . } . false 1,032 ( 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() 636 ( 0.00%) .filter_map(|par| match par.kind { . GenericParamKind::Lifetime { . kind: LifetimeParamKind::Explicit, 3 ( 0.00%) } => Some((par.def_id, Vec::new())), . _ => None, . }) . .collect(); . 616 ( 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)); . 42 ( 0.00%) self.bounded_ty_depth += 1; . try_visit!(self.visit_ty_unambig(bounded_ty)); 42 ( 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) { 1,041 ( 0.00%) if let LifetimeKind::Param(def_id) = lifetime.kind 1,268 ( 0.00%) && let Some(usages) = self.map.get_mut(&def_id) 1,716 ( 0.00%) => /rust/deps/indexmap-2.14.0/src/map.rs:, rustc_hash::FxBuildHasher>>::get_mut:: (140x) . { . usages.push(Usage { . lifetime: *lifetime, 14 ( 0.00%) in_where_predicate: self.where_predicate_depth != 0, 19 ( 0.00%) in_bounded_ty: self.bounded_ty_depth != 0, 16 ( 0.00%) in_generics_arg: self.generic_args_depth != 0, 7 ( 0.00%) lifetime_elision_impossible: self.lifetime_elision_impossible, . }); . } . } . 84 ( 0.00%) fn visit_where_predicate(&mut self, predicate: &'tcx WherePredicate<'tcx>) { 14 ( 0.00%) self.where_predicate_depth += 1; 14 ( 0.00%) if let &WherePredicateKind::BoundPredicate(WhereBoundPredicate { 14 ( 0.00%) bounded_ty, 28 ( 0.00%) bounds, 28 ( 0.00%) bound_generic_params, . origin: _, 28 ( 0.00%) }) = predicate.kind . { . self.visit_where_bound_predicate(predicate.hir_id, bounded_ty, bounds, bound_generic_params); . } else { . walk_where_predicate(self, predicate); . } 14 ( 0.00%) self.where_predicate_depth -= 1; 84 ( 0.00%) } . 84 ( 0.00%) fn visit_generic_args(&mut self, generic_args: &'tcx GenericArgs<'tcx>) -> Self::Result { 149 ( 0.00%) self.generic_args_depth += 1; . walk_generic_args(self, generic_args); 237 ( 0.00%) self.generic_args_depth -= 1; 84 ( 0.00%) } . . fn visit_fn_decl(&mut self, fd: &'tcx FnDecl<'tcx>) -> Self::Result { 124 ( 0.00%) self.lifetime_elision_impossible = !is_candidate_for_elision(fd); . walk_fn_decl(self, fd); 96 ( 0.00%) self.lifetime_elision_impossible = false; . } . . fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt { 240 ( 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 { 28 ( 0.00%) ControlFlow::Break(lifetime.is_elided() || lifetime.is_anonymous()) . } . } . 480 ( 0.00%) if fd.lifetime_elision_allowed() 56 ( 0.00%) && let Return(ret_ty) = fd.output 56 ( 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. 14 ( 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); . 52 ( 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", . ); . } . } . } . 1,140 ( 0.00%) fn report_extra_lifetimes<'tcx>(cx: &LateContext<'tcx>, func: &'tcx FnDecl<'_>, generics: &'tcx Generics<'_>) { 228 ( 0.00%) let mut checker = LifetimeChecker::::new(cx, generics.params); . 342 ( 0.00%) walk_generics(&mut checker, generics); 6,159 ( 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::> (114x) . walk_fn_decl(&mut checker, func); . 458 ( 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", . ); . } . } 912 ( 0.00%) } . . fn report_extra_impl_lifetimes<'tcx>(cx: &LateContext<'tcx>, impl_: &'tcx Impl<'_>) { 81 ( 0.00%) let mut checker = LifetimeChecker::::new(cx, impl_.generics.params); . 108 ( 0.00%) walk_generics(&mut checker, impl_.generics); 1,554 ( 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::> (27x) 81 ( 0.00%) if let Some(of_trait) = impl_.of_trait { . walk_trait_ref(&mut checker, &of_trait.trait_ref); . } 27 ( 0.00%) walk_unambig_ty(&mut checker, impl_.self_ty); 99 ( 0.00%) for &item in impl_.items { . walk_impl_item_ref(&mut checker, item); . } . 1 ( 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", . ); . } . } . 3 ( 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>, . ) { 135 ( 0.00%) let (elidable_lts, usages): (Vec<_>, Vec<_>) = map . .iter() . .filter_map(|(def_id, usages)| { 2 ( 0.00%) if let [ . Usage { . lifetime, . in_where_predicate: false, . lifetime_elision_impossible: false, . .. . }, . ] = usages.as_slice() . { . Some((def_id, lifetime)) . } else { . None . } . }) 54 ( 0.00%) .unzip(); 953 ( 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> (27x) . 27 ( 0.00%) if elidable_lts.is_empty() { . return; . } . . report_elidable_lifetimes(cx, impl_.generics, &elidable_lts, &usages, true); . } . . #[derive(Copy, Clone)] . enum ElidableUsage { -- line 825 ---------------------------------------- -- line 971 ---------------------------------------- . } . . struct BodyLifetimeChecker<'tcx> { . tcx: TyCtxt<'tcx>, . } . . impl<'tcx> BodyLifetimeChecker<'tcx> { . fn new(cx: &LateContext<'tcx>) -> Self { 127 ( 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 { -- line 987 ---------------------------------------- 2,939 ( 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 { 198 ( 0.00%) let ty_params = generics . .params . .iter() 417 ( 0.00%) .filter_map(|param| match param.kind { 6 ( 0.00%) GenericParamKind::Type { synthetic, .. } if !synthetic => Some((param.def_id.into(), param.span)), . _ => None, . }) . .collect(); . 941 ( 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); . }); . } . 792 ( 0.00%) fn emit_lint(&self) { 297 ( 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::>(); . 198 ( 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); . } 792 ( 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 { 10 ( 0.00%) bound.trait_ref()?.trait_def_id()?.as_local() 65 ( 0.00%) => ???:::trait_def_id (5x) . } . . impl<'tcx> Visitor<'tcx> for TypeWalker<'_, 'tcx> { . type NestedFilter = nested_filter::OnlyBodies; . . fn visit_ty(&mut self, t: &'tcx Ty<'tcx, AmbigArg>) { 15 ( 0.00%) if let Some((def_id, _)) = t.peel_refs().as_generic_param() { . self.ty_params.remove(&def_id); . } else { 7,662 ( 0.00%) walk_ty(self, t); 2,467 ( 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:: (30x) . } . } . 35 ( 0.00%) fn visit_where_predicate(&mut self, predicate: &'tcx WherePredicate<'tcx>) { . let span = predicate.span; 20 ( 0.00%) if let WherePredicateKind::BoundPredicate(predicate) = predicate.kind { . // Collect spans for any bounds on type parameters. 25 ( 0.00%) if let Some((def_id, _)) = predicate.bounded_ty.peel_refs().as_generic_param() { 16 ( 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. 5 ( 0.00%) if !predicate . .bounds . .iter() . .filter_map(bound_to_trait_def_id) 10 ( 0.00%) .all(|id| self.cx.effective_visibilities.is_exported(id)) . { . 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); . } 5 ( 0.00%) for bound in predicate.bounds { . walk_param_bound(self, bound); . } . } 40 ( 0.00%) } . . fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt { 167 ( 0.00%) self.cx.tcx . } . } . . fn is_empty_body(cx: &LateContext<'_>, body: BodyId) -> bool { 793 ( 0.00%) matches!(cx.tcx.hir_body(body).value.kind, ExprKind::Block(b, _) if b.stmts.is_empty() && b.expr.is_none()) 3,339 ( 0.00%) => ???:::hir_body (50x) . } . . impl<'tcx> LateLintPass<'tcx> for ExtraUnusedTypeParameters { 3,395 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'tcx>) { 970 ( 0.00%) if let ItemKind::Fn { 56 ( 0.00%) generics, 98 ( 0.00%) body: body_id, . .. . } = item.kind 56 ( 0.00%) && !generics.params.is_empty() 65 ( 0.00%) && !is_empty_body(cx, body_id) 343 ( 0.00%) && (!self.avoid_breaking_exported_api || !cx.effective_visibilities.is_exported(item.owner_id.def_id)) 2,699 ( 0.00%) => ???:::is_exported (49x) 147 ( 0.00%) && !item.span.in_external_macro(cx.sess().source_map()) 98 ( 0.00%) && !is_from_proc_macro(cx, item) . { . let mut walker = TypeWalker::new(cx, generics); 98 ( 0.00%) walk_item(&mut walker, item); 1,293,494 ( 0.09%) => /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:: (49x) 49 ( 0.00%) walker.emit_lint(); 5,745 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/extra_unused_type_parameters.rs:::emit_lint (49x) . } 3,880 ( 0.00%) } . 679 ( 0.00%) fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx ImplItem<'tcx>) { . // Only lint on inherent methods, not trait methods. 194 ( 0.00%) if let ImplItemKind::Fn(.., body_id) = item.kind 192 ( 0.00%) && !item.generics.params.is_empty() 435 ( 0.00%) && trait_ref_of_method(cx, item.owner_id).is_none() 12,615 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::trait_ref_of_method (87x) 77 ( 0.00%) && !is_empty_body(cx, body_id) 350 ( 0.00%) && (!self.avoid_breaking_exported_api || !cx.effective_visibilities.is_exported(item.owner_id.def_id)) 2,909 ( 0.00%) => ???:::is_exported (50x) 150 ( 0.00%) && !item.span.in_external_macro(cx.sess().source_map()) 100 ( 0.00%) && !is_from_proc_macro(cx, item) . { . let mut walker = TypeWalker::new(cx, item.generics); 100 ( 0.00%) walk_impl_item(&mut walker, item); 651,387 ( 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_impl_item:: (50x) 50 ( 0.00%) walker.emit_lint(); 5,078 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/extra_unused_type_parameters.rs:::emit_lint (50x) . } 776 ( 0.00%) } . } 1,681 ( 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 128,800 ( 0.01%) if let Some(args) = VecArgs::hir(cx, expr) 6,512,591 ( 0.44%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (32,200x) 8 ( 0.00%) && 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). 64,400 ( 0.00%) else if let ExprKind::Repeat(inner_expr, const_arg) = expr.kind . && let ConstArgKind::Anon(anon_const) = const_arg.kind . && let length_expr = cx.tcx.hir_body(anon_const.body).value . && !length_expr.span.from_expansion() . && let ExprKind::Lit(literal) = length_expr.kind . && let LitKind::Int(Pu128(0), _) = literal.node . { . inner_check(cx, expr, inner_expr, false); . } 161,000 ( 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 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/let_with_type_underscore.rs -------------------------------------------------------------------------------- Ir -- line 23 ---------------------------------------- . pub LET_WITH_TYPE_UNDERSCORE, . complexity, . "unneeded underscore type (`_`) in a variable declaration" . } . . declare_lint_pass!(UnderscoreTyped => [LET_WITH_TYPE_UNDERSCORE]); . . impl EarlyLintPass for UnderscoreTyped { 10,178 ( 0.00%) fn check_local(&mut self, cx: &EarlyContext<'_>, local: &Local) { 4,362 ( 0.00%) if let Some(ty) = &local.ty // Ensure that it has a type defined 712 ( 0.00%) && let TyKind::Infer = ty.kind // that type is '_' . && local.span.eq_ctxt(ty.span) . && let sm = cx.sess().source_map() . && !local.span.in_external_macro(sm) . && !is_from_proc_macro(cx, &**ty) . { . let span_to_remove = sm . .span_extend_to_prev_char_before(ty.span, ':', true) . .with_leading_whitespace(cx) -- line 41 ---------------------------------------- -- line 51 ---------------------------------------- . span_to_remove, . "remove the explicit type `_` declaration", . "", . Applicability::MachineApplicable, . ); . }, . ); . } 11,632 ( 0.00%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unit_types/unit_cmp.rs -------------------------------------------------------------------------------- Ir . use clippy_utils::diagnostics::span_lint; . use clippy_utils::macros::{find_assert_eq_args, root_macro_call_first_node}; . use clippy_utils::{is_unit_expr, sym}; . use rustc_hir::{BinOpKind, Expr, ExprKind}; . use rustc_lint::LateContext; . . use super::UNIT_CMP; . 289,800 ( 0.02%) pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>) { 64,400 ( 0.00%) if expr.span.from_expansion() { 1,813 ( 0.00%) if let Some(macro_call) = root_macro_call_first_node(cx, expr) 1,813 ( 0.00%) && let Some(diag_name) = cx.tcx.get_diagnostic_name(macro_call.def_id) 14,502 ( 0.00%) => ???:::get_diagnostic_name (259x) . { . let result = match diag_name { 132 ( 0.00%) sym::assert_eq_macro | sym::debug_assert_eq_macro => "succeed", . sym::assert_ne_macro | sym::debug_assert_ne_macro => "fail", . _ => return, . }; . let Some((lhs, rhs, _)) = find_assert_eq_args(cx, expr, macro_call.expn) else { . return; . }; . if is_unit_expr(lhs) || is_unit_expr(rhs) { . return; -- line 23 ---------------------------------------- -- line 33 ---------------------------------------- . "`{}` of unit values detected. This will always {result}", . cx.tcx.item_name(macro_call.def_id) . ), . ); . } . return; . } . 9,792 ( 0.00%) if let ExprKind::Binary(ref cmp, left, _) = expr.kind { 52 ( 0.00%) let op = cmp.node; 44 ( 0.00%) if op.is_comparison() && cx.typeck_results().expr_ty(left).is_unit() { 1,760 ( 0.00%) => ???:::expr_ty (44x) . let result = match op { . BinOpKind::Eq | BinOpKind::Le | BinOpKind::Ge => "true", . _ => "false", . }; . span_lint( . cx, . UNIT_CMP, . expr.span, . format!( . "{}-comparison of unit values detected. This will always be {result}", . op.as_str() . ), . ); . } . } 257,600 ( 0.02%) } 347 ( 0.00%) -------------------------------------------------------------------------------- -- 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] 3,605 ( 0.00%) fn check<'tcx>( . &self, . cx: &LateContext<'tcx>, . self_ty: Ty<'tcx>, . other: &str, . implements_trait: bool, . is_trait_item: bool, . ) -> bool { 2,575 ( 0.00%) match *self { 3 ( 0.00%) Self::Eq(this) => this == other, 693 ( 0.00%) Self::StartsWith(this) => other.starts_with(this) && this != other, 508 ( 0.00%) Self::EndsWith(this) => other.ends_with(this) && this != other, 80 ( 0.00%) Self::NotEndsWith(this) => !Self::EndsWith(this).check(cx, self_ty, other, implements_trait, is_trait_item), 550 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/methods/wrong_self_convention.rs:::check'2 (10x) 60 ( 0.00%) Self::IsSelfTypeCopy(is_true) => is_true == is_copy(cx, self_ty), 45,035 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::is_copy (10x) 35 ( 0.00%) Self::ImplementsTrait(is_true) => is_true == implements_trait, 15 ( 0.00%) Self::IsTraitItem(is_true) => is_true == is_trait_item, . } 3,090 ( 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") . }, . } . } . } . 715 ( 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() 4,150 ( 0.00%) .all(|conv| conv.check(cx, self_ty, item_name_str, implements_trait, is_trait_item)) 67,704 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/methods/wrong_self_convention.rs:::check (505x) . }) { . // don't lint if it implements a trait but not willing to check `Copy` types conventions (see #7032) 8 ( 0.00%) if implements_trait 1 ( 0.00%) && !conventions . .iter() 1 ( 0.00%) .any(|conv| matches!(conv, Convention::IsSelfTypeCopy(_))) . { . return; . } 23 ( 0.00%) if !self_kinds.iter().any(|k| k.matches(cx, self_ty, first_arg_ty)) { 102 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/methods/lib.rs:::matches (4x) . 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", . ); . } . } 440 ( 0.00%) } 44 ( 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 { 33,127 ( 0.00%) 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 { 22 ( 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 { 17,316 ( 0.00%) 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] 1,022 ( 0.00%) fn next(&mut self) -> Option { 18 ( 0.00%) self.iter.find(&mut self.predicate) 1,014 ( 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 { 208 ( 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, . { 12 ( 0.00%) self.iter.try_fold(init, filter_try_fold(&mut self.predicate, fold)) 3,552 ( 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:, ::block::{closure#0}> as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::adapters::filter::filter_try_fold>, ::block::{closure#1}, core::iter::traits::iterator::Iterator::try_for_each::call>, core::iter::traits::iterator::iter_compare::compare, rustc_lexer::TokenKind, (), core::iter::traits::iterator::Iterator::eq_by::compare, ::block::{closure#0}>, ::block::{closure#1}> as core::iter::traits::iterator::Iterator>::eq<[rustc_lexer::TokenKind; 1]>::{closure#0}>::{closure#0}>::{closure#0}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow>> (6x) . } . . #[inline] . fn fold(self, init: Acc, fold: Fold) -> Acc . where . Fold: FnMut(Acc, Self::Item) -> Acc, . { 965 ( 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 ---------------------------------------- 13,887 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/types/rc_buffer.rs -------------------------------------------------------------------------------- Ir -- line 5 ---------------------------------------- . use rustc_errors::Applicability; . use rustc_hir::def_id::DefId; . use rustc_hir::{QPath, Ty, TyKind}; . use rustc_lint::LateContext; . use std::borrow::Cow; . . use super::RC_BUFFER; . 4,040 ( 0.00%) pub(super) fn check(cx: &LateContext<'_>, hir_ty: &Ty<'_>, qpath: &QPath<'_>, def_id: DefId) -> bool { 404 ( 0.00%) let mut app = Applicability::Unspecified; 3,636 ( 0.00%) let rc = match cx.tcx.get_diagnostic_name(def_id) { 24,136 ( 0.00%) => ???:::get_diagnostic_name (404x) . Some(sym::Rc) => "Rc", . Some(sym::Arc) => "Arc", . _ => return false, . }; . if let Some(ty) = qpath_generic_tys(qpath).next() . && let Some(alternate) = match_buffer_type(cx, ty, &mut app) . { . span_lint_and_then( -- line 23 ---------------------------------------- -- line 28 ---------------------------------------- . |diag| { . diag.span_suggestion_verbose(ty.span, "try", alternate, app); . }, . ); . true . } else { . false . } 3,232 ( 0.00%) } . . fn match_buffer_type( . cx: &LateContext<'_>, . ty: &Ty<'_>, . applicability: &mut Applicability, . ) -> Option> { . let id = ty.basic_res().opt_def_id()?; . let path = match cx.tcx.get_diagnostic_name(id) { -- line 44 ---------------------------------------- -------------------------------------------------------------------------------- -- 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, exp: &Expr<'tcx>) { 76,464 ( 0.01%) if let ExprKind::Call(maybe_path, [src, radix]) = &exp.kind 10,890 ( 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, . ); . } 257,600 ( 0.02%) } . } . . /// 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() . } 116 ( 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/visit.rs -------------------------------------------------------------------------------- Ir -- line 81 ---------------------------------------- . } . . impl<'a, V: Visitor<'a>, T: ?Sized> Visitable<'a, V> for Box . where . T: Visitable<'a, V>, . { . type Extra = T::Extra; . fn visit(&'a self, visitor: &mut V, extra: Self::Extra) -> V::Result { 14,266 ( 0.00%) (**self).visit(visitor, extra) . } . } . . impl<'a, V: Visitor<'a>, T> Visitable<'a, V> for Option . where . T: Visitable<'a, V>, . { . type Extra = T::Extra; . fn visit(&'a self, visitor: &mut V, extra: Self::Extra) -> V::Result { 133,285 ( 0.01%) if let Some(this) = self { . try_visit!(this.visit(visitor, extra)); . } . V::Result::output() . } . } . . impl<'a, V: Visitor<'a>, T> Visitable<'a, V> for Spanned . where -- line 107 ---------------------------------------- -- line 209 ---------------------------------------- . macro_rules! visit_visitable_with { . ($visitor:expr, $expr:expr, $extra:expr $(,)?) => { . try_visit!(Visitable::visit($expr, $visitor, $extra)) . }; . } . . macro_rules! walk_walkable { . ($visitor:expr, $expr:expr, ) => { 83,679 ( 0.01%) Walkable::walk_ref($expr, $visitor) 805,283 ( 0.05%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/visit.rs:>::walk_ref'2 (441x) 512,427 ( 0.03%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/visit.rs:>::walk_ref (166x) . }; . } . . macro_rules! impl_visitable { . (|&$lt:lifetime $self:ident: $self_ty:ty, . $vis:ident: &mut $vis_ty:ident, . $extra:ident: $extra_ty:ty| $block:block) => { . #[allow(unused_parens, non_local_definitions)] -- line 225 ---------------------------------------- -- line 232 ---------------------------------------- . }; . } . . macro_rules! impl_walkable { . ($(<$K:ident: $Kb:ident>)? |&$lt:lifetime $self:ident: $self_ty:ty, . $vis:ident: &mut $vis_ty:ident| $block:block) => { . #[allow(unused_parens, non_local_definitions)] . impl<$($K: $Kb,)? $lt, $vis_ty: Visitor<$lt>> Walkable<$lt, $vis_ty> for $self_ty { 221,010 ( 0.01%) fn walk_ref(&$lt $self, $vis: &mut $vis_ty) -> V::Result { . $block 187,944 ( 0.01%) } . } . }; . } . . macro_rules! impl_visitable_noop { . (<$lt:lifetime> $($ty:ty,)*) => { . $( . impl_visitable!(|&$lt self: $ty, _vis: &mut V, _extra: ()| { -- line 250 ---------------------------------------- -- line 273 ---------------------------------------- . })* . }; . } . . macro_rules! impl_visitable_direct { . (<$lt:lifetime> $($ty:ty,)*) => { . $(impl_visitable!( . |&$lt self: $ty, visitor: &mut V, _extra: ()| { 13 ( 0.00%) Walkable::walk_ref(self, visitor) . } . );)* . }; . } . . macro_rules! impl_visitable_calling_walkable { . (<$lt:lifetime> . $( fn $method:ident($ty:ty $(, $extra_name:ident: $extra_ty:ty)?); )* . ) => { . $(fn $method(&mut self, node: &$lt $ty $(, $extra_name:$extra_ty)?) -> Self::Result { . impl_visitable!(|&$lt self: $ty, visitor: &mut V, extra: ($($extra_ty)?)| { . let ($($extra_name)?) = extra; 9,088 ( 0.00%) visitor.$method(self $(, $extra_name)?) 1,128,576 ( 0.08%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_block (80x) . }); . walk_walkable!(self, node, ) . })* . }; . } . . macro_rules! define_named_walk { . ($Visitor:ident<$lt:lifetime> -- line 302 ---------------------------------------- -- line 655 ---------------------------------------- . // for `MutVisitor`: `Span` and `NodeId` are mutated at the caller site. . fn visit_fn( . &mut self, . fk: FnKind<$($lt)? $(${ignore($mut)} '_)?>, . _: &AttrVec, . _: Span, . _: NodeId, . ) -> Self::Result { 75 ( 0.00%) walk_fn(self, fk) 704 ( 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_fn:: (2x) . } . . // (non-mut) `Visitor`-only methods . $( . fn visit_stmt(&mut self, s: &$lt Stmt) -> Self::Result { 14,122 ( 0.00%) walk_stmt(self, s) 1,829,235 ( 0.12%) => /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 (732x) . } . . fn visit_nested_use_tree(&mut self, use_tree: &$lt UseTree, id: NodeId) -> Self::Result { . try_visit!(self.visit_id(id)); . self.visit_use_tree(use_tree) . } . )? . -- line 677 ---------------------------------------- -- line 738 ---------------------------------------- . fn flat_map_where_predicate( . &mut self, . where_predicate: WherePredicate, . ) -> SmallVec<[WherePredicate; 1]> { . walk_flat_map_where_predicate(self, where_predicate) . } . . fn flat_map_pat_field(&mut self, fp: PatField) -> SmallVec<[PatField; 1]> { 92 ( 0.00%) walk_flat_map_pat_field(self, fp) 2,741 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/mut_visit.rs:rustc_ast::mut_visit::walk_flat_map_pat_field:: (20x) . } . )? . } . . pub trait WalkItemKind { . type Ctxt; . fn walk<$($lt,)? V: $Visitor$(<$lt>)?>( . &$($lt)? $($mut)? self, -- line 754 ---------------------------------------- -- line 922 ---------------------------------------- . visit_visitable!($($mut)? vis, alias), . ForeignItemKind::MacCall(mac) => . visit_visitable!($($mut)? vis, mac), . } . V::Result::output() . } . } . 600 ( 0.00%) pub fn walk_fn<$($lt,)? V: $Visitor$(<$lt>)?>(vis: &mut V, kind: FnKind<$($lt)? $(${ignore($mut)} '_)?>) -> V::Result { 225 ( 0.00%) match kind { . FnKind::Fn( . _ctxt, . // Visibility is visited as a part of the item. . _vis, . Fn { defaultness, ident, sig, generics, contract, body, define_opaque, eii_impl }, . ) => { . let FnSig { header, decl, span } = sig; . visit_visitable!($($mut)? vis, . defaultness, ident, header, generics, decl, . contract, body, span, define_opaque, eii_impl . ); . } 75 ( 0.00%) FnKind::Closure(binder, coroutine_kind, decl, body) => . visit_visitable!($($mut)? vis, binder, coroutine_kind, decl, body), . } . V::Result::output() . } . . impl_walkable!(|&$($mut)? $($lt)? self: Impl, vis: &mut V| { . let Impl { generics, of_trait, self_ty, items, constness: _ } = self; . try_visit!(vis.visit_generics(generics)); -- line 952 ---------------------------------------- -- line 957 ---------------------------------------- . try_visit!(vis.visit_ty(self_ty)); . visit_visitable_with!($($mut)? vis, items, AssocCtxt::Impl { of_trait: of_trait.is_some() }); . V::Result::output() . }); . . // Special case to call `visit_method_receiver_expr`. . impl_walkable!(|&$($mut)? $($lt)? self: MethodCall, vis: &mut V| { . let MethodCall { seg, receiver, args, span } = self; 1,109 ( 0.00%) try_visit!(vis.visit_method_receiver_expr(receiver)); . visit_visitable!($($mut)? vis, seg, args, span); . V::Result::output() . }); . . impl_walkable!(|&$($mut)? $($lt)? self: Expr, vis: &mut V| { . let Expr { id, kind, span, attrs, tokens: _ } = self; . visit_visitable!($($mut)? vis, id, attrs); 149,700 ( 0.01%) match kind { . ExprKind::Array(exprs) => . visit_visitable!($($mut)? vis, exprs), . ExprKind::ConstBlock(anon_const) => . visit_visitable!($($mut)? vis, anon_const), . ExprKind::Repeat(element, count) => . visit_visitable!($($mut)? vis, element, count), . ExprKind::Struct(se) => . visit_visitable!($($mut)? vis, se), -- line 981 ---------------------------------------- -- line 994 ---------------------------------------- . ExprKind::Cast(subexpression, typ) | ExprKind::Type(subexpression, typ) => . visit_visitable!($($mut)? vis, subexpression, typ), . ExprKind::Let(pat, expr, span, _recovered) => . visit_visitable!($($mut)? vis, pat, expr, span), . ExprKind::If(head_expression, if_block, optional_else) => . visit_visitable!($($mut)? vis, head_expression, if_block, optional_else), . ExprKind::While(subexpression, block, opt_label) => . visit_visitable!($($mut)? vis, subexpression, block, opt_label), 11 ( 0.00%) ExprKind::ForLoop(ForLoop { pat, iter, body, label, kind }) => . visit_visitable!($($mut)? vis, pat, iter, body, label, kind), . ExprKind::Loop(block, opt_label, span) => . visit_visitable!($($mut)? vis, block, opt_label, span), . ExprKind::Match(subexpression, arms, kind) => . visit_visitable!($($mut)? vis, subexpression, arms, kind), . ExprKind::Closure(Closure { 75 ( 0.00%) binder, . capture_clause, 75 ( 0.00%) coroutine_kind, . constness, . movability, 75 ( 0.00%) fn_decl, 75 ( 0.00%) body, . fn_decl_span, . fn_arg_span, . }) => { . visit_visitable!($($mut)? vis, constness, movability, capture_clause); 300 ( 0.00%) let kind = FnKind::Closure(binder, coroutine_kind, fn_decl, body); . try_visit!(vis.visit_fn(kind, attrs, *span, *id)); . visit_visitable!($($mut)? vis, fn_decl_span, fn_arg_span); 75 ( 0.00%) } . ExprKind::Block(block, opt_label) => . visit_visitable!($($mut)? vis, block, opt_label), . ExprKind::Gen(capt, body, kind, decl_span) => . visit_visitable!($($mut)? vis, capt, body, kind, decl_span), . ExprKind::Await(expr, span) . | ExprKind::Move(expr, span) . | ExprKind::Use(expr, span) => . visit_visitable!($($mut)? vis, expr, span), -- line 1031 ---------------------------------------- -- line 1161 ---------------------------------------- . . fn $name<'a, V: Visitor<'a>>( . vis: &mut V, . values: &'a ThinVec<$Ty>, . $( . $param: $ParamTy, . )* . ) -> V::Result { 10,477 ( 0.00%) walk_list!(vis, $visit_fn, values$(,$param)*); 273,968 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_arm (135x) . V::Result::output() . } . )+ . } . } . . generate_list_visit_fns! { . visit_items, Box, visit_item; -- line 1177 ---------------------------------------- -- line 1184 ---------------------------------------- . visit_variants, Variant, visit_variant; . visit_assoc_items, Box, visit_assoc_item, ctxt: AssocCtxt; . visit_where_predicates, WherePredicate, visit_where_predicate; . visit_params, Param, visit_param; . visit_field_defs, FieldDef, visit_field_def; . visit_arms, Arm, visit_arm; . } . 55,120 ( 0.00%) pub fn walk_stmt<'a, V: Visitor<'a>>(visitor: &mut V, statement: &'a Stmt) -> V::Result { . let Stmt { id, kind, span: _ } = statement; . try_visit!(visitor.visit_id(*id)); 34,450 ( 0.00%) match kind { 14,460 ( 0.00%) StmtKind::Let(local) => try_visit!(visitor.visit_local(local)), 704,785 ( 0.05%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/non_expressive_names.rs:::visit_local (166x) . StmtKind::Item(item) => try_visit!(visitor.visit_item(item)), 5,356 ( 0.00%) StmtKind::Expr(expr) | StmtKind::Semi(expr) => try_visit!(visitor.visit_expr(expr)), . StmtKind::Empty => {} . StmtKind::MacCall(mac) => { . let MacCallStmt { mac, attrs, style: _, tokens: _ } = &**mac; . walk_list!(visitor, visit_attribute, attrs); . try_visit!(visitor.visit_mac_call(mac)); . } . } . V::Result::output() 704 ( 0.00%) } 87,196 ( 0.01%) -------------------------------------------------------------------------------- -- 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 { 280,749 ( 0.02%) fn check_attributes(&mut self, cx: &EarlyContext<'_>, attrs: &[rustc_ast::Attribute]) { . include_in_doc_without_cfg::check(cx, attrs); 320,856 ( 0.02%) } . } . . impl<'tcx> LateLintPass<'tcx> for Documentation { 414,120 ( 0.03%) fn check_attributes(&mut self, cx: &LateContext<'tcx>, attrs: &'tcx [Attribute]) { 414,096 ( 0.03%) let Some(headers) = check_attrs(cx, self.valid_idents, attrs) else { . return; . }; . 664,381 ( 0.04%) match cx.tcx.hir_node(cx.last_node_with_lint_attrs) { 2,567,048 ( 0.17%) => ???:::hir_node (41,404x) 282 ( 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`", . ), . _ => (), . }, 481 ( 0.00%) Node::Item(item) => { . too_long_first_doc_paragraph::check( . cx, . item, . attrs, 962 ( 0.00%) headers.first_paragraph_text_len, 481 ( 0.00%) headers.first_paragraph_md_len, 481 ( 0.00%) self.check_private_items, . ); 2,293 ( 0.00%) match item.kind { 112 ( 0.00%) ItemKind::Fn { sig, body, .. } 336 ( 0.00%) if !(is_entrypoint_fn(cx, item.owner_id.to_def_id()) 3,584 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_entrypoint_fn (56x) 336 ( 0.00%) || item.span.in_external_macro(cx.tcx.sess.source_map())) => 6,552 ( 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 (56x) . { 392 ( 0.00%) missing_headers::check(cx, item.owner_id, sig, headers, Some(body), self.check_private_items); 337,657 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/doc/missing_headers.rs:clippy_lints::doc::missing_headers::check (56x) . }, 10 ( 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", . ), . _ => (), . }, . _ => (), . } . }, 2 ( 0.00%) Node::TraitItem(trait_item) => { 6 ( 0.00%) if let TraitItemKind::Fn(sig, ..) = trait_item.kind 10 ( 0.00%) && !trait_item.span.in_external_macro(cx.tcx.sess.source_map()) . { 18 ( 0.00%) missing_headers::check(cx, trait_item.owner_id, sig, headers, None, self.check_private_items); 170 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/doc/missing_headers.rs:clippy_lints::doc::missing_headers::check (2x) . } . }, 93 ( 0.00%) Node::ImplItem(impl_item) => { 576 ( 0.00%) if let ImplItemKind::Fn(sig, body_id) = impl_item.kind 460 ( 0.00%) && !impl_item.span.in_external_macro(cx.tcx.sess.source_map()) 355 ( 0.00%) && !is_trait_impl_item(cx, impl_item.hir_id()) 9,940 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_trait_impl_item (71x) . { 392 ( 0.00%) missing_headers::check( 4,808 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/doc/missing_headers.rs:clippy_lints::doc::missing_headers::check (56x) . cx, 112 ( 0.00%) impl_item.owner_id, . sig, . headers, . Some(body_id), 56 ( 0.00%) self.check_private_items, . ); . } . }, . _ => {}, . } 331,296 ( 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) . } . } . 96 ( 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())) . } . 248,472 ( 0.02%) if suspicious_doc_comments::check(cx, attrs) || is_doc_hidden(attrs) { 2,457,630 ( 0.17%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/doc/suspicious_doc_comments.rs:clippy_lints::doc::suspicious_doc_comments::check (41,412x) . return None; . } . 82,808 ( 0.01%) let (fragments, _) = attrs_to_doc_fragments( . attrs.iter().filter_map(|attr| { 180 ( 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, . ); . 24 ( 0.00%) let mut doc = String::with_capacity(fragments.iter().map(|frag| frag.doc.as_str().len() + 1).sum()); . . for fragment in &fragments { 108 ( 0.00%) add_doc_fragment(&mut doc, fragment); 14,905 ( 0.00%) => ???:rustc_resolve::rustdoc::add_doc_fragment (36x) . } . doc.pop(); . 41,404 ( 0.00%) if doc.trim().is_empty() { 124,140 ( 0.01%) if let Some(span) = span_of_fragments(&fragments) { 496,560 ( 0.03%) => ???:rustc_resolve::rustdoc::span_of_fragments (41,380x) . span_lint_and_help( . cx, . EMPTY_DOCS, . span, . "empty doc comment", . None, . "consider removing or filling it", . ); . } 124,140 ( 0.01%) return Some(DocHeaders::default()); . } . . // Only emits the allow-by-default `DOC_LINK_CODE`; skip its extra markdown reparse when it's off. 216 ( 0.00%) if !clippy_utils::is_lint_allowed(cx, DOC_LINK_CODE, cx.last_node_with_lint_attrs) { 9,023 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (24x) . 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. 168 ( 0.00%) if !clippy_utils::is_lint_allowed(cx, DOC_PARAGRAPHS_MISSING_PUNCTUATION, cx.last_node_with_lint_attrs) { 9,023 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (24x) . 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. 120 ( 0.00%) let mut full_fake_broken_link_callback = |bl: BrokenLink<'_>| -> Option<(CowStr<'_>, CowStr<'_>)> { 4 ( 0.00%) broken_link::check(cx, &bl, &doc, &fragments); 402 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/doc/broken_link.rs:clippy_lints::doc::broken_link::check (1x) 7 ( 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)); . 456 ( 0.00%) Some(check_doc( 140,470 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/doc/mod.rs:clippy_lints::doc::check_doc::> (24x) . cx, . valid_idents, . parser.into_offset_iter(), . &doc, 96 ( 0.00%) Fragments { . doc: &doc, . fragments: &fragments, . }, . attrs, . )) . } . . enum Container { -- line 966 ---------------------------------------- -- line 1097 ---------------------------------------- . } . } . . /// 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")] 288 ( 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; 24 ( 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. 168 ( 0.00%) let check_doc_markdown = !clippy_utils::is_lint_allowed(cx, DOC_MARKDOWN, cx.last_node_with_lint_attrs); 9,023 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (24x) . 72 ( 0.00%) let mut events = events.peekable(); 1,848 ( 0.00%) => ???:0x0000000000173dc0 (24x) . 2,962 ( 0.00%) while let Some((event, range)) = events.next() { 2,457 ( 0.00%) match event { . Html(tag) | InlineHtml(tag) => { . if tag.starts_with(" { 1 ( 0.00%) blockquote_level -= 1; . containers.pop(); . }, . Start(CodeBlock(ref kind)) => { . code = Some(match kind { . CodeBlockKind::Indented => CodeTags::default(), . CodeBlockKind::Fenced(lang) => CodeTags::parse(lang), . }); . }, . End(TagEnd::CodeBlock) => code = None, 45 ( 0.00%) Start(Link { dest_url, .. }) => in_link = Some(dest_url), 18 ( 0.00%) End(TagEnd::Link) => in_link = None, . Start(Heading { .. } | Paragraph | Item) => { 80 ( 0.00%) if let Start(Heading { .. }) = event { . in_heading = true; . } 80 ( 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 { 12 ( 0.00%) let mut start = next_range.start; 12 ( 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; 160 ( 0.00%) if is_first_paragraph { 120 ( 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; . } 200 ( 0.00%) if let End(TagEnd::Heading(_)) = event { . in_heading = false; . } 240 ( 0.00%) if let End(TagEnd::Item) = event { . containers.pop(); . } 80 ( 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 => { 16 ( 0.00%) if is_first_paragraph { 3 ( 0.00%) headers.first_paragraph_text_len += 1; . } 32 ( 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, -- line 1285 ---------------------------------------- -- line 1294 ---------------------------------------- . if event == HardBreak . && !doc[range.clone()].trim().starts_with('\\') . && let Some(span) = fragments.span(cx, range.clone()) . && !span.from_expansion() . { . collected_breaks.push(span); . } . }, 56 ( 0.00%) Code(code) | InlineMath(code) | DisplayMath(code) => { 42 ( 0.00%) if is_first_paragraph { 36 ( 0.00%) headers.first_paragraph_text_len += code.chars().count(); 99 ( 0.00%) => ???:::deref (9x) . } . } 268 ( 0.00%) Text(text) => { 134 ( 0.00%) if is_first_paragraph { 303 ( 0.00%) headers.first_paragraph_text_len += text.chars().count(); 341 ( 0.00%) => ???:::deref (31x) . } . paragraph_range.end = range.end; . let range_ = range.clone(); 346 ( 0.00%) ticks_unbalanced |= text.contains('`') 737 ( 0.00%) => ???:::deref (67x) . && 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'\\')) . }); 147 ( 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; . } 126 ( 0.00%) let trimmed_text = text.trim(); 693 ( 0.00%) => ???:::deref (63x) 126 ( 0.00%) headers.safety |= in_heading && trimmed_text == "Safety"; . headers.safety |= in_heading && trimmed_text == "SAFETY"; . headers.safety |= in_heading && trimmed_text == "Implementation safety"; . headers.safety |= in_heading && trimmed_text == "Implementation Safety"; 420 ( 0.00%) headers.errors |= in_heading && trimmed_text == "Errors"; 224 ( 0.00%) headers.panics |= in_heading && trimmed_text == "Panics"; . 126 ( 0.00%) if let Some(tags) = code { . if tags.rust && !tags.compile_fail && !tags.ignore { . needless_doctest_main::check(cx, &text, range.start, fragments); . . if !tags.no_run && !tags.test_harness { . test_attr_in_doctest::check(cx, &text, range.start, fragments); . } . } . } else { 63 ( 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() 39 ( 0.00%) && let Ok(url) = Url::parse(link) 55 ( 0.00%) => ???:::deref (5x) 3 ( 0.00%) && (url.scheme() == "https" || url.scheme() == "http") . { . // Don't check the text associated with external URLs . continue; . } 120 ( 0.00%) if check_doc_markdown { . text_to_check.push((text, range.clone(), code_level)); . } 660 ( 0.00%) doc_suspicious_footnotes::check(cx, doc, range, &fragments, attrs); 22,948 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/doc/doc_suspicious_footnotes.rs:clippy_lints::doc::doc_suspicious_footnotes::check (60x) . } 60 ( 0.00%) } . FootnoteReference(_) => {} . } 2,181 ( 0.00%) } 746 ( 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:: (43x) 688 ( 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:: (60x) . 24 ( 0.00%) doc_comment_double_space_linebreaks::check(cx, &collected_breaks); 360 ( 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 (24x) . . headers 192 ( 0.00%) } . . fn looks_like_refdef(doc: &str, range: Range) -> Option> { 10 ( 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() { 50 ( 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 ---------------------------------------- 128,613 ( 0.01%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/infallible_try_from.rs -------------------------------------------------------------------------------- Ir -- line 39 ---------------------------------------- . pub INFALLIBLE_TRY_FROM, . suspicious, . "TryFrom with infallible Error type" . } . . declare_lint_pass!(InfallibleTryFrom => [INFALLIBLE_TRY_FROM]); . . impl<'tcx> LateLintPass<'tcx> for InfallibleTryFrom { 3,880 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'tcx>) { 1,035 ( 0.00%) let ItemKind::Impl(imp) = item.kind else { return }; 130 ( 0.00%) let Some(of_trait) = imp.of_trait else { return }; 159 ( 0.00%) let Some(trait_def_id) = of_trait.trait_ref.trait_def_id() else { 689 ( 0.00%) => ???:::trait_def_id (53x) . return; . }; 371 ( 0.00%) if !cx.tcx.is_diagnostic_item(sym::TryFrom, trait_def_id) { 4,932 ( 0.00%) => ???:::is_diagnostic_item (53x) . return; . } . for ii in cx . .tcx . .associated_items(item.owner_id.def_id) . .filter_by_name_unhygienic_and_kind(sym::Error, AssocTag::Type) . { . let ii_ty = cx.tcx.type_of(ii.def_id).instantiate_identity().skip_norm_wip(); -- line 61 ---------------------------------------- -- line 75 ---------------------------------------- . span_lint( . cx, . INFALLIBLE_TRY_FROM, . span, . "infallible TryFrom impl; consider implementing From instead", . ); . } . } 3,880 ( 0.00%) } . } 171 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/returns/needless_return_with_question_mark.rs -------------------------------------------------------------------------------- Ir -- line 5 ---------------------------------------- . use rustc_hir::LangItem::ResultErr; . use rustc_hir::{Expr, ExprKind, HirId, MatchSource, Node, Stmt, StmtKind}; . use rustc_lint::{LateContext, LintContext as _}; . use rustc_middle::ty::adjustment::Adjust; . . use super::NEEDLESS_RETURN_WITH_QUESTION_MARK; . . pub(super) fn check_stmt<'tcx>(cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) { 16,037 ( 0.00%) if let StmtKind::Semi(expr) = stmt.kind 8,493 ( 0.00%) && let ExprKind::Ret(Some(ret)) = expr.kind . // return Err(...)? desugars to a match . // over a Err(...).branch() . // which breaks down to a branch call, with the callee being . // the constructor of the Err variant 114 ( 0.00%) && let ExprKind::Match(maybe_cons, _, MatchSource::TryDesugar(_)) = ret.kind . && let ExprKind::Call(_, [maybe_result_err]) = maybe_cons.kind . && let ExprKind::Call(maybe_constr, _) = maybe_result_err.kind . && maybe_constr.res(cx).ctor_parent(cx).is_lang_item(cx, ResultErr) . . // Ensure this is not the final stmt, otherwise removing it would cause a compile error . && let block = cx.tcx.hir_body_owned_by(cx.tcx.hir_enclosing_body_owner(expr.hir_id)).value . && let ExprKind::Block(block, _) = peel_async_body(block).kind . && !is_inside_let_else(cx.tcx, expr) -- line 27 ---------------------------------------- -- line 36 ---------------------------------------- . NEEDLESS_RETURN_WITH_QUESTION_MARK, . expr.span.until(ret.span), . "unneeded `return` statement with `?` operator", . "remove it", . String::new(), . Applicability::MachineApplicable, . ); . } 5,938 ( 0.00%) } . . /// In async functions, the body is wrapped in a . /// `Block { expr: DropTemps(inner) }`. We peel through to `inner` so . /// we can check the actual stmts. . /// Returns `body_value` unchanged for non-async functions. . fn peel_async_body<'a>(body_value: &'a Expr<'a>) -> &'a Expr<'a> { . if let ExprKind::Block(block, _) = body_value.kind . && let Some(expr) = block.expr -- line 52 ---------------------------------------- 58,254 ( 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 { 66 ( 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)] 72 ( 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, . ) { 18 ( 0.00%) let ty = cx.typeck_results().expr_ty(recv).peel_refs(); 240 ( 0.00%) => ???:::expr_ty (6x) . 60 ( 0.00%) let (kind, none_value, none_prefix) = match ty.opt_diag_name(cx) { 12 ( 0.00%) Some(sym::Option) if !is_err => ("an `Option`", "None", ""), . Some(sym::Result) . if let ty::Adt(_, substs) = ty.kind() . && let Some(t_or_e_ty) = substs[usize::from(!is_err)].as_type() => . { . if is_never_like(t_or_e_ty) { . return; . } . . ("a `Result`", if is_err { "Ok" } else { "Err" }, "an ") . }, . _ => return, . }; . 12 ( 0.00%) let method_suffix = if is_err { "_err" } else { "" }; . 60 ( 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; . } . } . } . 12 ( 0.00%) if allow_unwrap_in_tests && is_in_test(cx.tcx, expr.hir_id) { . return; . } . 48 ( 0.00%) if allow_unwrap_in_consts && is_inside_always_const_context(cx.tcx, expr.hir_id) { 4,914 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_inside_always_const_context (6x) . return; . } . 42 ( 0.00%) span_lint_and_then( 12,468 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/diagnostics.rs:clippy_utils::diagnostics::span_lint_and_then:: (6x) . cx, . variant.lint(), 6 ( 0.00%) expr.span, 36 ( 0.00%) format!("used `{}()` on {kind} value", variant.method_name(is_err)), 54 ( 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" . )); . } . }, . ); 48 ( 0.00%) } . . #[expect(clippy::too_many_arguments, clippy::fn_params_excessive_bools)] 2,877 ( 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; . }; 3,451 ( 0.00%) let Some((DefKind::AssocFn, def_id)) = cx.typeck_results().type_dependent_def(func.hir_id) else { 18,093 ( 0.00%) => ???:::type_dependent_def (392x) . return; . }; . 105 ( 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, . ); . }, . _ => (), . } 3,288 ( 0.00%) } 440 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/formatting.rs -------------------------------------------------------------------------------- Ir -- line 141 ---------------------------------------- . POSSIBLE_MISSING_COMMA, . POSSIBLE_MISSING_ELSE, . SUSPICIOUS_ASSIGNMENT_FORMATTING, . SUSPICIOUS_ELSE_FORMATTING, . SUSPICIOUS_UNARY_OP_FORMATTING, . ]); . . impl EarlyLintPass for Formatting { 10,640 ( 0.00%) fn check_block(&mut self, cx: &EarlyContext<'_>, block: &Block) { . for w in block.stmts.windows(2) { 11,510 ( 0.00%) if let (StmtKind::Expr(first), StmtKind::Expr(second) | StmtKind::Semi(second)) = (&w[0].kind, &w[1].kind) { 122 ( 0.00%) check_missing_else(cx, first, second); . } . } 10,640 ( 0.00%) } . 212,562 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { . check_assign(cx, expr); . check_unop(cx, expr); . check_else(cx, expr); . check_array(cx, expr); 242,928 ( 0.02%) } . } . . /// Implementation of the `SUSPICIOUS_ASSIGNMENT_FORMATTING` lint. . fn check_assign(cx: &EarlyContext<'_>, expr: &Expr) { 91,098 ( 0.01%) if let ExprKind::Assign(ref lhs, ref rhs, _) = expr.kind 84 ( 0.00%) && !lhs.span.from_expansion() 81 ( 0.00%) && !rhs.span.from_expansion() . { 104 ( 0.00%) let eq_span = lhs.span.between(rhs.span); 2,782 ( 0.00%) => ???:::between (26x) 52 ( 0.00%) if let ExprKind::Unary(op, ref sub_rhs) = rhs.kind . && let Some(eq_snippet) = snippet_opt(cx, eq_span) . { . let op = op.as_str(); . let eqop_span = lhs.span.between(sub_rhs.span); . if eq_snippet.ends_with('=') { . span_lint_and_note( . cx, . SUSPICIOUS_ASSIGNMENT_FORMATTING, -- line 180 ---------------------------------------- -- line 188 ---------------------------------------- . ); . } . } . } . } . . /// Implementation of the `SUSPICIOUS_UNARY_OP_FORMATTING` lint. . fn check_unop(cx: &EarlyContext<'_>, expr: &Expr) { 60,676 ( 0.00%) if let ExprKind::Binary(ref binop, ref lhs, ref rhs) = expr.kind 429 ( 0.00%) && !lhs.span.from_expansion() && !rhs.span.from_expansion() . // span between BinOp LHS and RHS 208 ( 0.00%) && let binop_span = lhs.span.between(rhs.span) 5,564 ( 0.00%) => ???:::between (52x) . // if RHS is an UnOp 106 ( 0.00%) && let ExprKind::Unary(op, ref un_rhs) = rhs.kind . // from UnOp operator to UnOp operand 10 ( 0.00%) && let unop_operand_span = rhs.span.until(un_rhs.span) 208 ( 0.00%) => ???:::until (2x) 4 ( 0.00%) && let Some(binop_snippet) = snippet_opt(cx, binop_span) 4 ( 0.00%) && let Some(unop_operand_snippet) = snippet_opt(cx, unop_operand_span) 6 ( 0.00%) && let binop_str = binop.node.as_str() . // no space after BinOp operator and space after UnOp operator 2 ( 0.00%) && binop_snippet.ends_with(binop_str) && unop_operand_snippet.ends_with(' ') . { . let unop_str = op.as_str(); . let eqop_span = lhs.span.between(un_rhs.span); . span_lint_and_help( . cx, . SUSPICIOUS_UNARY_OP_FORMATTING, . eqop_span, . format!( -- line 216 ---------------------------------------- -- line 220 ---------------------------------------- . None, . format!("put a space between `{binop_str}` and `{unop_str}` and remove the space after `{unop_str}`"), . ); . } . } . . /// Implementation of the `SUSPICIOUS_ELSE_FORMATTING` lint for weird `else`. . fn check_else(cx: &EarlyContext<'_>, expr: &Expr) { 60,845 ( 0.00%) if let ExprKind::If(_, then, Some(else_)) = &expr.kind 106 ( 0.00%) && (is_block(else_) || is_if(else_)) 360 ( 0.00%) && !then.span.from_expansion() && !else_.span.from_expansion() 288 ( 0.00%) && !expr.span.in_external_macro(cx.sess().source_map()) . . // workaround for rust-lang/rust#43081 288 ( 0.00%) && expr.span.lo().0 != 0 && expr.span.hi().0 != 0 . . // this will be a span from the closing ‘}’ of the “then” block (excluding) to . // the “if” of the “else if” block (excluding) 288 ( 0.00%) && let else_span = then.span.between(else_.span) 7,704 ( 0.00%) => ???:::between (72x) . . // the snippet should look like " else \n " with maybe comments anywhere . // it’s bad when there is a ‘\n’ after the “else” 576 ( 0.00%) && let Some(else_snippet) = snippet_opt(cx, else_span) 29,376 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::snippet_opt::<&rustc_lint::context::EarlyContext> (72x) 576 ( 0.00%) && let Some((pre_else, post_else)) = else_snippet.split_once("else") 26,712 ( 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:::split_once::<&str> (72x) 144 ( 0.00%) && !else_snippet.contains('/') 432 ( 0.00%) && let Some((_, post_else_post_eol)) = post_else.split_once('\n') 3,168 ( 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:::split_once:: (72x) . { . // Allow allman style braces `} \n else \n {` . if is_block(else_) . && let Some((_, pre_else_post_eol)) = pre_else.split_once('\n') . // Exactly one eol before and after the else . && !pre_else_post_eol.contains('\n') . && !post_else_post_eol.contains('\n') . { -- line 253 ---------------------------------------- -- line 282 ---------------------------------------- . } . . fn indentation(cx: &EarlyContext<'_>, span: Span) -> usize { . cx.sess().source_map().lookup_char_pos(span.lo()).col.0 . } . . /// Implementation of the `POSSIBLE_MISSING_COMMA` lint for array . fn check_array(cx: &EarlyContext<'_>, expr: &Expr) { 60,260 ( 0.00%) if let ExprKind::Array(ref array) = expr.kind { . for element in array { 69 ( 0.00%) if let ExprKind::Binary(ref op, ref lhs, _) = element.kind . && has_unary_equivalent(op.node) . && lhs.span.eq_ctxt(op.span) . && let space_span = lhs.span.between(op.span) . && let Some(space_snippet) = snippet_opt(cx, space_span) . && let lint_span = lhs.span.with_lo(lhs.span.hi()) . && space_snippet.contains('\n') . && indentation(cx, op.span) <= indentation(cx, lhs.span) . { -- line 300 ---------------------------------------- -- line 307 ---------------------------------------- . "to remove this lint, add a comma or write the expr in a single line", . ); . } . } . } . } . . fn check_missing_else(cx: &EarlyContext<'_>, first: &Expr, second: &Expr) { 203 ( 0.00%) if !first.span.from_expansion() && !second.span.from_expansion() . && matches!(first.kind, ExprKind::If(..)) 42 ( 0.00%) && (is_block(second) || is_if(second)) . . // Proc-macros can give weird spans. Make sure this is actually an `if`. 6 ( 0.00%) && is_span_if(cx, first.span) . . // If there is a line break between the two expressions, don't lint. . // If there is a non-whitespace character, this span came from a proc-macro. 10 ( 0.00%) && let else_span = first.span.between(second.span) 214 ( 0.00%) => ???:::between (2x) 10 ( 0.00%) && let Some(else_snippet) = snippet_opt(cx, else_span) 8 ( 0.00%) && !else_snippet.chars().any(|c| c == '\n' || !c.is_whitespace()) . { . let (looks_like, next_thing) = if is_if(second) { . ("an `else if`", "the second `if`") . } else { . ("an `else {..}`", "the next block") . }; . . span_lint_and_note( -- line 334 ---------------------------------------- -- line 338 ---------------------------------------- . format!("this looks like {looks_like} but the `else` is missing"), . None, . format!("to remove this lint, add the missing `else` or add a new line before {next_thing}"), . ); . } . } . . fn is_block(expr: &Expr) -> bool { 172 ( 0.00%) matches!(expr.kind, ExprKind::Block(..)) . } . . /// Check if the expression is an `if` or `if let` . fn is_if(expr: &Expr) -> bool { . matches!(expr.kind, ExprKind::If(..)) . } 815 ( 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 { 3,604 ( 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 { 124,355 ( 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 { 975 ( 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)); 1,328 ( 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()?; 24 ( 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 1889 ---------------------------------------- . /// assert!(!v.is_empty()); . /// ``` . #[inline] . #[must_use] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_stable(feature = "const_vec_string_slice", since = "1.87.0")] . #[rustc_no_implicit_autorefs] . pub const fn is_empty(&self) -> bool { 8 ( 0.00%) self.len() == 0 . } . . /// Splits the string into two at the given byte index. . /// . /// Returns a newly allocated `String`. `self` contains bytes `[0, at)`, and . /// the returned `String` contains bytes `[at, len)`. `at` must be on the . /// boundary of a UTF-8 code point. . /// -- line 1905 ---------------------------------------- -- 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); 528 ( 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] 67 ( 0.00%) fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { 134 ( 0.00%) fmt::Display::fmt(&**self, f) 16,274 ( 0.00%) => ???:::fmt (67x) . } . } . . #[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); 88 ( 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 2,594 ( 0.00%) fmt::Display::fmt(self, &mut formatter) 861 ( 0.00%) => ???:::fmt (3x) . .expect("a Display implementation returned an error unexpectedly"); 3,194 ( 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() . } . } . . #[cfg(not(no_global_oom_handling))] . impl SpecToString for char { . #[inline] . fn spec_to_string(&self) -> String { 4 ( 0.00%) String::from(self.encode_utf8(&mut [0; char::MAX_LEN_UTF8])) . } . } . . #[cfg(not(no_global_oom_handling))] . impl SpecToString for bool { . #[inline] . fn spec_to_string(&self) -> String { . String::from(if *self { "true" } else { "false" }) -- line 2978 ---------------------------------------- -- 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> { 556 ( 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] 6,419 ( 0.00%) fn write_str(&mut self, s: &str) -> fmt::Result { . self.push_str(s); . Ok(()) 6,419 ( 0.00%) } . . #[inline] . fn write_char(&mut self, c: char) -> fmt::Result { . self.push(c); . Ok(()) . } . } . -- line 3392 ---------------------------------------- 256 ( 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 { 4,365 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'tcx>) { 970 ( 0.00%) if item.span.from_expansion() { . return; . } . let sm = cx.sess().source_map(); . let mut span = cx . .tcx 1,452 ( 0.00%) .hir_attrs(item.hir_id()) 19,897 ( 0.00%) => ???:::hir_attrs (363x) . .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| { 136 ( 0.00%) matches!( . i, . Attribute::Parsed(AttributeKind::DocComment { . style: AttrStyle::Outer, . .. . }) . ) . }) 420 ( 0.00%) .fold(item.span.shrink_to_lo(), |span, attr| span.to(attr.span())); 2,622 ( 0.00%) => ???:::to (19x) 2,904 ( 0.00%) let (Some(file), _, _, end_line, _) = sm.span_to_location_info(span) else { 661,575 ( 0.04%) => ???:::span_to_location_info (363x) . return; . }; . let mut bad_comments = vec![]; . for line in (0..end_line.saturating_sub(1)).rev() { 2,205 ( 0.00%) let Some(contents) = file.get_line(line).map(|c| c.trim().to_owned()) else { 104,837 ( 0.01%) => ???:::get_line (735x) . return; . }; . // Keep searching until we find the next item 1,511 ( 0.00%) if !contents.is_empty() && !contents.starts_with("//") && !contents.starts_with("#[") { . break; . } . 213 ( 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)); . } . } . 355 ( 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, . ); . }, . ); . } 3,880 ( 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') . } 1,834 ( 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 { 136 ( 0.00%) pub fn new(conf: &'static Conf) -> Self { 68 ( 0.00%) Self { . macro_braces: macro_braces(&conf.standard_macro_braces), . mac_stmt_spans: Vec::new(), . } 153 ( 0.00%) } . } . . impl EarlyLintPass for MacroBraces { 1,974 ( 0.00%) fn check_mac(&mut self, cx: &EarlyContext<'_>, mac: &ast::MacCall) { . if let Some(last_segment) = mac.path.segments.last() 282 ( 0.00%) && let name = last_segment.ident.as_str() 9,024 ( 0.00%) => ???:::as_str (282x) 111 ( 0.00%) && let Some(&braces) = self.macro_braces.0.get(name) 444 ( 0.00%) && let Some(snip) = snippet_opt(cx.sess(), mac.span().with_lo(last_segment.span().lo())) 5,661 ( 0.00%) => ???:::span (37x) 185 ( 0.00%) => ???:::span (37x) 74 ( 0.00%) && let Some(macro_args_str) = &snip.strip_prefix(name).and_then(|snip| snip.strip_prefix('!')) 90 ( 0.00%) && let Some(old_open_brace @ ('{' | '(' | '[')) = macro_args_str.trim_start().chars().next() 74 ( 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, . ); . } 2,256 ( 0.00%) } . . // See issue #9913 . fn check_stmt(&mut self, _: &EarlyContext<'_>, stmt: &ast::Stmt) { 16,111 ( 0.00%) if let ast::StmtKind::MacCall(mac_callstmt) = &stmt.kind 188 ( 0.00%) && let ast::MacCallStmt { . style: ast::MacStmtStyle::Braces, . .. 94 ( 0.00%) } = **mac_callstmt . { 171 ( 0.00%) self.mac_stmt_spans.push(mac_callstmt.mac.span()); 8,721 ( 0.00%) => ???:::span (57x) . } 1,049 ( 0.00%) } . . fn check_mac_def(&mut self, cx: &EarlyContext<'_>, mac: &ast::MacroDef) { 364 ( 0.00%) fn check_ts(cx: &EarlyContext<'_>, ts: &TokenStream, macro_braces: &FxHashMap) { . for (i, current_token) in ts.iter().enumerate() { 502 ( 0.00%) if let TokenTree::Delimited(_, _, _, token_stream) = current_token { . // Peel extra braces and parenthesis in macros! 138 ( 0.00%) check_ts(cx, token_stream, macro_braces); 7,556 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/nonstandard_macro_braces.rs:::check_mac_def::check_ts'2 (12x) . } else . // |-TokenKind::Bang . // v . // println! { "Hi" } . // ^^^^^^^ . // | ^^^^^^^^ Brackets always come 1 token after TokenKind::Bang . // ident_token 364 ( 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) 56 ( 0.00%) && let Some(macro_args_token) = ts.get(i + 2) 200 ( 0.00%) && let TokenTree::Token( . Token { . kind: TokenKind::Bang, .. . }, . _, . ) = *bang_token 12 ( 0.00%) && let TokenTree::Delimited(delim_span, _, delim, _) = macro_args_token . // Span from ident_token to brackets (so, the full macro call) 30 ( 0.00%) && let snip_span = ident_span.with_hi(delim_span.close.hi()) 18 ( 0.00%) && let Some(snip) = snippet_opt(cx, snip_span) 4 ( 0.00%) && let Some(&braces) = macro_braces.get(ident_token.as_str()) 24 ( 0.00%) && let Some(old_open_brace) = match delim { . Delimiter::Brace => Some('{'), . Delimiter::Parenthesis => Some('('), . Delimiter::Bracket => Some('['), . Delimiter::Invisible(_) => None, . } 4 ( 0.00%) && old_open_brace != braces.0 . { . emit_help(cx, &snip, braces, snip_span, false); . } . } 416 ( 0.00%) } . 12 ( 0.00%) if mac.macro_rules { 30 ( 0.00%) check_ts(cx, &mac.body.tokens, &self.macro_braces.0); 3,820 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/nonstandard_macro_braces.rs:::check_mac_def::check_ts (3x) . } . } . } . . 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. 34 ( 0.00%) let mut braces = FxHashMap::from_iter( 31,674 ( 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]> (17x) 969 ( 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"); . 68 ( 0.00%) (braces, max_len) . } 1,623 ( 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { . // `&[foo.clone()]` expressions 73,748 ( 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 2,164 ( 0.00%) && let ExprKind::Array([item]) = &arr.kind . . // check for clones 34 ( 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, . ); . } 257,600 ( 0.02%) } . } . . /// 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: /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)] 48,833 ( 0.00%) #[derive(Copy, Debug, Hash)] 70 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::hash:: (2x) . #[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 { 181,882 ( 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 { 38,825 ( 0.00%) match self { . None => false, 5,949 ( 0.00%) Some(x) => f(x), 1,537 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/only_used_in_recursion.rs:::check_expr::{closure#0} (119x) . } . } . . /// 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 { 19 ( 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 { 144,436 ( 0.01%) match self { . None => true, 20 ( 0.00%) Some(x) => f(x), . } . } . . ///////////////////////////////////////////////////////////////////////// . // Adapter for working with references . ///////////////////////////////////////////////////////////////////////// . . /// Converts from `&Option` to `Option<&T>`. -- line 719 ---------------------------------------- -- 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> { 6,845 ( 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> { 28,685 ( 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. 1,155 ( 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 { 182,497 ( 0.01%) match self { 72 ( 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 { 1,872 ( 0.00%) match self { 1,590 ( 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, . { 59,328 ( 0.00%) match self { 390 ( 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, . { 2,209 ( 0.00%) match self { 3,709 ( 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, . { 873 ( 0.00%) match self { 1,236 ( 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, . { 110,419 ( 0.01%) match self { 10,960 ( 0.00%) Some(x) => Some(f(x)), 75 ( 0.00%) None => None, . } 6 ( 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, . { 17,641 ( 0.00%) match self { 1,275 ( 0.00%) Some(t) => f(t), 120 ( 0.00%) None => default, . } 196 ( 0.00%) } 102 ( 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:: (17x) . . /// 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, . { 1,714 ( 0.00%) match self { 46 ( 0.00%) Some(t) => f(t), . None => default(), . } 148 ( 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, . { 24,737 ( 0.00%) match self { 2,107 ( 0.00%) Some(x) => f(x), 6,651 ( 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, . { 126,265 ( 0.01%) if let Some(x) = self { 54,249 ( 0.00%) if predicate(&x) { 808 ( 0.00%) return Some(x); . } . } 32,885 ( 0.00%) None 12 ( 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, . { 218 ( 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, . { 1,236 ( 0.00%) match self { . x @ Some(_) => x, . None => f(), . } 3 ( 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, . { 90,146 ( 0.01%) *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, . { 15 ( 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, . { 322 ( 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 { 2,196 ( 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 { 3,584,187 ( 0.24%) match self { 102 ( 0.00%) Some(x) => Some(x.clone()), . None => None, . } . } . . #[inline] . fn clone_from(&mut self, source: &Self) { . match (self, source) { . (Some(to), Some(from)) => to.clone_from(from), -- line 2283 ---------------------------------------- -- 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` 621,174 ( 0.04%) match (self, other) { . (Some(l), Some(r)) => *l == *r, . (Some(_), None) => false, . (None, Some(_)) => false, . (None, None) => true, . } . } . } . -- line 2447 ---------------------------------------- -- line 2659 ---------------------------------------- . iter: Option, . } . . #[unstable(feature = "option_into_flat_iter", issue = "148441")] . impl Iterator for OptionFlatten { . type Item = A::Item; . . fn next(&mut self) -> Option { 48 ( 0.00%) match &mut self.iter { . Some(iter) => iter.next(), . None => None, . } . } . . fn size_hint(&self) -> (usize, Option) { . match &self.iter { . Some(iter) => iter.size_hint(), -- line 2675 ---------------------------------------- -- 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 { 31 ( 0.00%) iter::try_process(iter.into_iter(), |i| i.collect()) 6,933 ( 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> (31x) . } . } . . #[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 { 171,228 ( 0.01%) match self { 2,235 ( 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 { 1,114 ( 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 ---------------------------------------- -- line 2930 ---------------------------------------- . #[inline] . #[stable(feature = "option_flattening", since = "1.40.0")] . #[rustc_allow_const_fn_unstable(const_precise_live_drops)] . #[rustc_const_stable(feature = "const_option", since = "1.83.0")] . pub const fn flatten(self) -> Option { . // FIXME(const-hack): could be written with `and_then` . match self { . Some(inner) => inner, 4 ( 0.00%) None => None, . } . } . } . . impl<'a, T> Option<&'a Option> { . /// Converts from `Option<&Option>` to `Option<&T>`. . /// . /// # Examples -- line 2946 ---------------------------------------- 305,864 ( 0.02%) -------------------------------------------------------------------------------- -- 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. 393,839 ( 0.03%) #[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. 737,332 ( 0.05%) #[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 { 360,131 ( 0.02%) HygieneData::with(|data| data.expn_data(self).clone()) 5,401,965 ( 0.36%) => ???:::expn_data (360,131x) . } . . #[inline] . pub fn is_descendant_of(self, ancestor: ExpnId) -> bool { . // a few "fast path" cases to avoid locking HygieneData 26,380 ( 0.00%) if ancestor == ExpnId::root() || ancestor == self { . return true; . } . if ancestor.krate != self.krate { . return false; . } 6,411 ( 0.00%) HygieneData::with(|data| data.is_descendant_of(self, ancestor)) 1,203,558 ( 0.08%) => ???:::is_descendant_of (6,411x) . } . . /// `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 { 1,240,597 ( 0.08%) 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 { 1,025,776 ( 0.07%) 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 { 283,425 ( 0.02%) 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 { 151,721 ( 0.01%) HygieneData::with(|data| data.expn_data(data.outer_expn(self)).clone()) 2,275,815 ( 0.15%) => ???:::expn_data (151,721x) . } . . /// 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. 6,142,224 ( 0.41%) #[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. 511,852 ( 0.03%) 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. 511,852 ( 0.03%) 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. 512,041 ( 0.03%) #[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. 19 ( 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. 38 ( 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. 144 ( 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 ---------------------------------------- 43,919 ( 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/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::>() }; . $other_body . } . }}; 174,422 ( 0.01%) ($this:ident, $len:ident => $zst_body:expr, $end:ident => $other_body:expr,) => {{ . #![allow(unused_unsafe)] // we're sometimes used within an unsafe block . 780 ( 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 1 ( 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 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. . 106 ( 0.00%) let ptr = self.ptr; 42 ( 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.) 1,672,667 ( 0.11%) if ptr == crate::intrinsics::transmute::<$ptr, NonNull>(end_or_len) { . return None; . } . // SAFETY: since it's not empty, per the check above, moving . // forward one keeps us inside the slice, and this is valid. 1,282 ( 0.00%) self.ptr = ptr.add(1); . } . // SAFETY: Now that we know it wasn't empty and we've moved past . // the first one (to avoid giving a duplicate `&mut` next time), . // we can give out a reference to it. . Some({ptr}.$into_ref()) . } . } . -- line 193 ---------------------------------------- -- line 217 ---------------------------------------- . . #[inline] . fn count(self) -> usize { . len!(self) . } . . #[inline] . fn nth(&mut self, n: usize) -> Option<$elem> { 22 ( 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 2,325 ( 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) }; 12,324 ( 0.00%) if i == len { . break; . } . } 208 ( 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() { 33 ( 0.00%) f(x); 2,142 ( 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} (11x) . } . } . . // 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() { 22,679 ( 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 -- line 318 ---------------------------------------- -- line 319 ---------------------------------------- . // faster to compile. . #[inline] . fn any(&mut self, mut f: F) -> bool . where . Self: Sized, . F: FnMut(Self::Item) -> bool, . { . while let Some(x) = self.next() { 133,588 ( 0.01%) if f(x) { . return true; . } . } . false . } . . // We override the default implementation, which uses `try_fold`, . // because this simple implementation generates less LLVM IR and is -- line 335 ---------------------------------------- -- line 336 ---------------------------------------- . // 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() { 15,545 ( 0.00%) 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() { 6,941 ( 0.00%) if let Some(y) = f(x) { 7,297 ( 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 (481x) . return Some(y); . } . } . None 20 ( 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() { 3,247 ( 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); . } 1,248 ( 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; 151 ( 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 ---------------------------------------- 1,796,074 ( 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/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 { 1,611 ( 0.00%) ControlFlow::Continue(output) . } . . #[inline] . fn branch(self) -> ControlFlow { 109,603 ( 0.01%) match self { . ControlFlow::Continue(c) => ControlFlow::Continue(c), 16 ( 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 { 476,334 ( 0.03%) 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 { 56 ( 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, . { 111,218 ( 0.01%) match self { 420 ( 0.00%) ControlFlow::Continue(..) => None, 132,712 ( 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 442 ---------------------------------------- . #[inline] . #[rustc_const_unstable(feature = "const_control_flow", issue = "148739")] . pub(crate) const fn into_try(self) -> R . where . R: [const] ops::Try, . { . match self { . ControlFlow::Continue(v) => R::from_output(v), 42,931 ( 0.00%) ControlFlow::Break(v) => v, . } . } . } 229,799 ( 0.02%) -------------------------------------------------------------------------------- -- 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).) 511,852 ( 0.03%) #[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: site/frontend/rust-clippy/clippy_utils/src/msrvs.rs -------------------------------------------------------------------------------- Ir -- line 110 ---------------------------------------- . } . } . . 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 2,085 ( 0.00%) pub fn current(self, cx: &LateContext<'_>) -> Option { 68,104 ( 0.00%) if SEEN_MSRV_ATTR.load(Ordering::Relaxed) { . self.for_attrs(cx.tcx, cx.last_node_with_lint_attrs) . } else { . self.0 . } 2,780 ( 0.00%) } . . /// Returns the MSRV 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 at(self, tcx: TyCtxt<'_>, node: HirId) -> Option { 1 ( 0.00%) if SEEN_MSRV_ATTR.load(Ordering::Relaxed) { . self.for_attrs(tcx, node) . } else { . self.0 . } . } . . fn for_attrs(self, tcx: TyCtxt<'_>, node: HirId) -> Option { . once(node) -- line 139 ---------------------------------------- -- 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 337,045 ( 0.02%) pub fn meets(self, cx: &LateContext<'_>, required: RustcVersion) -> bool { . self.current(cx).is_none_or(|msrv| msrv >= required) 269,636 ( 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 233 ---------------------------------------- . . impl MsrvStack { . pub fn current(&self) -> Option { . self.stack.last().copied() . } . . pub fn meets(&self, required: RustcVersion) -> bool { . self.current().is_none_or(|msrv| msrv >= required) 33,064 ( 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); . } 207,817 ( 0.01%) } . . pub fn check_attributes_post(&mut self, attrs: &[Attribute]) { . if parse_attrs(attrs).is_some() { . self.stack.pop(); . } 207,817 ( 0.01%) } . } . . fn parse_attrs(attrs: &[impl AttributeExt]) -> Option { 13,560 ( 0.00%) let msrv_attr = attrs.iter().find(|attr| attr.path_matches(&[sym::clippy, sym::msrv]))?; 12,584 ( 0.00%) => ???:::path_matches (1,695x) . . let msrv = msrv_attr.value_str()?; . . parse_version(msrv) . } . 320,856 ( 0.02%) pub fn check_attrs(sess: &Session, attrs: &[impl AttributeExt]) { 1,288 ( 0.00%) let mut msrv_attrs = attrs.iter().filter(|attr| attr.path_matches(&[sym::clippy, sym::msrv])); 2,412 ( 0.00%) => ???:::path_matches (322x) . . 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")); . } 320,856 ( 0.02%) } 100,795 ( 0.01%) -------------------------------------------------------------------------------- -- 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 { 12,240 ( 0.00%) fn check_local(&mut self, cx: &LateContext<'_>, local: &LetStmt<'_>) { . // `let mut hasher = seg.build_hasher();` 12,194 ( 0.00%) if let PatKind::Binding(BindingMode::MUT, hasher, _, None) = local.pat.kind 1,692 ( 0.00%) && let Some(init) = local.init 1,128 ( 0.00%) && !init.span.from_expansion() 47 ( 0.00%) && let ExprKind::MethodCall(seg, build_hasher, [], _) = init.kind 1 ( 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, . ); . } . }, . ); . } 12,240 ( 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 78,642 ( 0.01%) if let ExprKind::Call(func, [dest, src]) = expr.kind . // Check that `expr` is a call to `mem::replace()` 6,534 ( 0.00%) && let ExprKind::Path(ref func_qpath) = func.kind 8,712 ( 0.00%) && let Some(def_id) = cx.qpath_res(func_qpath, func.hir_id).opt_def_id() 56,474 ( 0.00%) => ???:::qpath_res (2,178x) 13,068 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::mem_replace, def_id) 119,452 ( 0.01%) => ???:::is_diagnostic_item (2,178x) . // 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); . } 257,600 ( 0.02%) } . } 8,712 ( 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 { 180 ( 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(); . 448 ( 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(); . 400 ( 0.00%) if let ExprKind::Let(let_expr) = cond.kind 392 ( 0.00%) && let PatKind::TupleStruct(qpath, [binding_pat], _) = let_expr.pat.kind . { 192 ( 0.00%) let res = cx.qpath_res(&qpath, let_expr.pat.hir_id); 736 ( 0.00%) => ???:::qpath_res (32x) . . if let Some(def_id) = res.opt_def_id() 128 ( 0.00%) && is_lang_item_or_ctor(cx, def_id, LangItem::OptionSome) 9,256 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lang_item_or_ctor (32x) 56 ( 0.00%) && let PatKind::Binding(_, binding_id, binding_name, _) = binding_pat.kind 60 ( 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(); . 364 ( 0.00%) if let ExprKind::Binary(op, left, right) = cond.kind 56 ( 0.00%) && op.node == rustc_ast::BinOpKind::And 8 ( 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(); . 448 ( 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 { 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 64,825 ( 0.00%) let ExprKind::If(cond, then_block, None) = expr.kind else { . return; . }; . 225 ( 0.00%) let in_else_clause = is_else_clause(cx.tcx, expr); 7,299 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_else_clause (45x) . 1,170 ( 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) 128 ( 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; . } . } 257,600 ( 0.02%) } . } 359 ( 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/lib.rs -------------------------------------------------------------------------------- Ir -- line 177 ---------------------------------------- . } . } . . #[inline] . pub fn with_session_globals(f: F) -> R . where . F: FnOnce(&SessionGlobals) -> R, . { 4,219,323 ( 0.28%) SESSION_GLOBALS.with(f) 23,056 ( 0.00%) => /rust/deps/scoped-tls-1.0.1/src/lib.rs:>::with::<::with::outer_expn_data::{closure#0}>::{closure#0}, rustc_span::hygiene::ExpnData> (256x) 14,858 ( 0.00%) => /rust/deps/scoped-tls-1.0.1/src/lib.rs:>::with::::data::{closure#0}>::{closure#0}, rustc_span::SpanData> (323x) . } . . /// Default edition, no source map. . pub fn create_default_session_globals_then(f: impl FnOnce() -> R) -> R { . create_session_globals_then(edition::DEFAULT_EDITION, &[], None, f) . } . . // If this ever becomes non thread-local, `decode_syntax_context` -- line 193 ---------------------------------------- -- line 228 ---------------------------------------- . } . } . . #[inline] . pub fn with_metavar_spans(f: impl FnOnce(&MetavarSpansMap) -> R) -> R { . with_session_globals(|session_globals| f(&session_globals.metavar_spans)) . } . 31 ( 0.00%) bitflags::bitflags! { . /// Scopes used to determined if it need to apply to `--remap-path-prefix` . #[derive(Debug, Eq, PartialEq, Clone, Copy, Ord, PartialOrd, Hash)] . pub struct RemapPathScopeComponents: u8 { . /// Apply remappings to the expansion of `std::file!()` macro . const MACRO = 1 << 0; . /// Apply remappings to printed compiler diagnostics . const DIAGNOSTICS = 1 << 1; . /// Apply remappings to debug information -- line 244 ---------------------------------------- -- line 387 ---------------------------------------- . /// Returns the path suitable for reading from the file system on the local host, . /// if this information exists. . /// . /// May not exists if the filename was imported from another crate. . /// . /// Avoid embedding this in build artifacts; prefer `path()` or `embeddable_name()`. . #[inline] . pub fn local_path(&self) -> Option<&Path> { 16 ( 0.00%) if self.was_not_remapped() { . Some(&self.maybe_remapped.name) . } else if let Some(local) = &self.local { . Some(&local.name) . } else { . None . } . } . -- line 403 ---------------------------------------- -- line 404 ---------------------------------------- . /// Returns the path suitable for reading from the file system on the local host, . /// if this information exists. . /// . /// May not exists if the filename was imported from another crate. . /// . /// Avoid embedding this in build artifacts; prefer `path()` or `embeddable_name()`. . #[inline] . pub fn into_local_path(self) -> Option { 15 ( 0.00%) if self.was_not_remapped() { 30 ( 0.00%) Some(self.maybe_remapped.name) . } else if let Some(local) = self.local { . Some(local.name) . } else { . None . } 60 ( 0.00%) } . . /// Returns whenever the filename was remapped. . #[inline] . pub(crate) fn was_remapped(&self) -> bool { . !self.scopes.is_empty() . } . . /// Returns whenever the filename was fully remapped. -- line 427 ---------------------------------------- -- line 698 ---------------------------------------- . . impl SpanData { . #[inline] . pub fn span(&self) -> Span { . Span::new(self.lo, self.hi, self.ctxt, self.parent) . } . #[inline] . pub fn with_lo(&self, lo: BytePos) -> Span { 48 ( 0.00%) Span::new(lo, self.hi, self.ctxt, self.parent) . } . #[inline] . pub fn with_hi(&self, hi: BytePos) -> Span { 965 ( 0.00%) Span::new(self.lo, hi, self.ctxt, self.parent) 576 ( 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 (16x) . } . /// Avoid if possible, `Span::map_ctxt` should be preferred. . #[inline] . fn with_ctxt(&self, ctxt: SyntaxContext) -> Span { . Span::new(self.lo, self.hi, ctxt, self.parent) . } . /// Avoid if possible, `Span::with_parent` should be preferred. . #[inline] . fn with_parent(&self, parent: Option) -> Span { 616 ( 0.00%) Span::new(self.lo, self.hi, self.ctxt, parent) . } . /// Returns `true` if this is a dummy span with any hygienic context. . #[inline] . pub fn is_dummy(self) -> bool { . self.lo.0 == 0 && self.hi.0 == 0 . } . /// Returns `true` if `self` fully encloses `other`. . pub fn contains(self, other: Self) -> bool { -- line 728 ---------------------------------------- -- line 745 ---------------------------------------- . fn cmp(&self, rhs: &Self) -> Ordering { . Ord::cmp(&self.data(), &rhs.data()) . } . } . . impl Span { . #[inline] . pub fn lo(self) -> BytePos { 1,284 ( 0.00%) self.data().lo 276 ( 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 (6x) . } . #[inline] . pub fn with_lo(self, lo: BytePos) -> Span { . self.data().with_lo(lo) . } . #[inline] . pub fn hi(self) -> BytePos { 1,390 ( 0.00%) self.data().hi 184 ( 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 (4x) . } . #[inline] . pub fn with_hi(self, hi: BytePos) -> Span { 46 ( 0.00%) self.data().with_hi(hi) 287 ( 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 (5x) . } . #[inline] . pub fn with_ctxt(self, ctxt: SyntaxContext) -> Span { 1 ( 0.00%) self.map_ctxt(|_| ctxt) . } . . #[inline] . pub fn is_visible(self, sm: &SourceMap) -> bool { . !self.is_dummy() && sm.is_span_accessible(self) . } . . /// Returns whether this span originates in a foreign crate's external macro. . /// . /// This is used to test whether a lint should not even begin to figure out whether it should . /// be reported on the current node. . #[inline] 1,158 ( 0.00%) pub fn in_external_macro(self, sm: &SourceMap) -> bool { 244,396 ( 0.02%) self.ctxt().in_external_macro(sm) 9,713 ( 0.00%) => ???:::in_external_macro (61x) . } . . /// Returns `true` if `span` originates in a derive-macro's expansion. . pub fn in_derive_expansion(self) -> bool { . matches!(self.ctxt().outer_expn_data().kind, ExpnKind::Macro(MacroKind::Derive, _)) . } . . /// Return whether `span` is generated by `async` or `await`. -- line 791 ---------------------------------------- -- line 809 ---------------------------------------- . #[inline] . pub fn with_root_ctxt(lo: BytePos, hi: BytePos) -> Span { . Span::new(lo, hi, SyntaxContext::root(), None) . } . . /// Returns a new span representing an empty span at the beginning of this span. . #[inline] . pub fn shrink_to_lo(self) -> Span { 32 ( 0.00%) let span = self.data_untracked(); 240 ( 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_untracked (16x) 16 ( 0.00%) span.with_hi(span.lo) . } . /// Returns a new span representing an empty span at the end of this span. . #[inline] . pub fn shrink_to_hi(self) -> Span { . let span = self.data_untracked(); . span.with_lo(span.hi) . } . -- line 826 ---------------------------------------- -- line 2364 ---------------------------------------- . } . . pub fn count_lines(&self) -> usize { . self.lines().len() . } . . #[inline] . pub fn absolute_position(&self, pos: RelativeBytePos) -> BytePos { 12 ( 0.00%) BytePos::from_u32(pos.to_u32() + self.start_pos.to_u32()) . } . . #[inline] . pub fn relative_position(&self, pos: BytePos) -> RelativeBytePos { 86 ( 0.00%) RelativeBytePos::from_u32(pos.to_u32() - self.start_pos.to_u32()) . } . . #[inline] . pub fn end_position(&self) -> BytePos { . self.absolute_position(self.normalized_source_len) . } . . /// Finds the line containing the given position. The return value is the -- line 2385 ---------------------------------------- -- line 2649 ---------------------------------------- . impl Pos for $ident { . #[inline(always)] . fn from_usize(n: usize) -> $ident { . $ident(n as $inner_ty) . } . . #[inline(always)] . fn to_usize(&self) -> usize { 1,692 ( 0.00%) self.0 as usize . } . . #[inline(always)] . fn from_u32(n: u32) -> $ident { . $ident(n as $inner_ty) . } . . #[inline(always)] . fn to_u32(&self) -> u32 { 12 ( 0.00%) self.0 as u32 . } . } . . impl Add for $ident { . type Output = $ident; . . #[inline(always)] . fn add(self, rhs: $ident) -> $ident { -- line 2675 ---------------------------------------- -- line 2677 ---------------------------------------- . } . } . . impl Sub for $ident { . type Output = $ident; . . #[inline(always)] . fn sub(self, rhs: $ident) -> $ident { 955 ( 0.00%) $ident(self.0 - rhs.0) . } . } . )* . }; . } . . impl_pos! { . /// A byte offset. . /// . /// Keep this small (currently 32-bits), as AST contains a lot of them. 612 ( 0.00%) #[derive(Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord, Debug)] . pub struct BytePos(pub u32); . . /// A byte offset relative to file beginning. . #[derive(Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord, Debug, StableHash)] . pub struct RelativeBytePos(pub u32); . . /// A character offset. . /// -- line 2704 ---------------------------------------- 70,906 ( 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_nested.rs -------------------------------------------------------------------------------- Ir -- line 10 ---------------------------------------- . pub(super) trait SpecFromIterNested { . fn from_iter(iter: I) -> Self; . } . . impl SpecFromIterNested for Vec . where . I: Iterator, . { 348,861 ( 0.02%) default fn from_iter(mut iterator: I) -> Self { . // Unroll the first iteration, as the vector is going to be . // expanded on this iteration in every case when the iterable is not . // empty, but the loop in extend_desugared() is not going to see the . // vector being full in the few subsequent loop iterations. . // So we get better branch prediction. 1,789 ( 0.00%) let mut vector = match iterator.next() { 4,768 ( 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_utils::search_same<&rustc_hir::hir::Expr, clippy_lints::ifs::ifs_same_cond::check::{closure#0}, clippy_lints::ifs::ifs_same_cond::check::{closure#1}>::{closure#1}> as core::iter::traits::iterator::Iterator>::next (8x) . None => return Vec::new(), 49 ( 0.00%) Some(element) => { . let (lower, _) = iterator.size_hint(); . let initial_capacity = . cmp::max(RawVec::::MIN_NON_ZERO_CAP, lower.saturating_add(1)); . let mut vector = Vec::with_capacity(initial_capacity); . unsafe { . // SAFETY: We requested capacity at least 1 . ptr::write(vector.as_mut_ptr(), element); . vector.set_len(1); . } 497 ( 0.00%) vector . } . }; . // must delegate to spec_extend() since extend() itself delegates . // to spec_from for empty Vecs 1,178 ( 0.00%) as SpecExtend>::spec_extend(&mut vector, iterator); 30 ( 0.00%) => ???:0x0000000000173dc0 (1x) 933 ( 0.00%) vector 390,849 ( 0.03%) } . } . . impl SpecFromIterNested for Vec . where . I: TrustedLen, . { 2,425 ( 0.00%) fn from_iter(iterator: I) -> Self { 180 ( 0.00%) let mut vector = match iterator.size_hint() { . (_, Some(upper)) => Vec::with_capacity(upper), . // TrustedLen contract guarantees that `size_hint() == (_, None)` means that there . // are more than `usize::MAX` elements. . // Since the previous branch would eagerly panic if the capacity is too large . // (via `with_capacity`) we do the same here. . _ => panic!("capacity overflow"), . }; . // reuse extend specialization for TrustedLen 358 ( 0.00%) vector.spec_extend(iterator); 1,550 ( 0.00%) vector 2,606 ( 0.00%) } . } 867 ( 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> { 1,846 ( 0.00%) match *self { 168 ( 0.00%) FnKind::ItemFn(_, _, ref header) => Some(header), 304 ( 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 { 288 ( 0.00%) let item = self.maybe_tcx().hir_item(id); 2,268 ( 0.00%) => ???:::hir_item (36x) . 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 { 288 ( 0.00%) let item = self.maybe_tcx().hir_impl_item(id); 4,536 ( 0.00%) => ???:::hir_impl_item (72x) . 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 { 3,987 ( 0.00%) let body = self.maybe_tcx().hir_body(id); 15,313 ( 0.00%) => ???:::hir_body (202x) . 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 { 288 ( 0.00%) walk_item(self, i) 4,380 ( 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::> (36x) . } . . fn visit_body(&mut self, b: &Body<'v>) -> Self::Result { . walk_body(self, b) . } . . /////////////////////////////////////////////////////////////////////////// . -- line 303 ---------------------------------------- -- line 311 ---------------------------------------- . walk_ident(self, ident) . } . 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) . } 21 ( 0.00%) fn visit_local(&mut self, l: &'v LetStmt<'v>) -> Self::Result { 24,356 ( 0.00%) walk_local(self, l) 2,833 ( 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::> (7x) 18 ( 0.00%) } 399 ( 0.00%) fn visit_block(&mut self, b: &'v Block<'v>) -> Self::Result { 49,325 ( 0.00%) walk_block(self, b) 1,368,533 ( 0.09%) => /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::::check::{closure#0}>> (167x) 88 ( 0.00%) } 6 ( 0.00%) fn visit_stmt(&mut self, s: &'v Stmt<'v>) -> Self::Result { 29,670 ( 0.00%) walk_stmt(self, s) 1,018,213 ( 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_stmt::> (322x) . } . fn visit_arm(&mut self, a: &'v Arm<'v>) -> Self::Result { 3,261 ( 0.00%) walk_arm(self, a) 5,014 ( 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::::check::{closure#0}>> (2x) . } . fn visit_pat(&mut self, p: &'v Pat<'v>) -> Self::Result { 28,774 ( 0.00%) walk_pat(self, p) 198 ( 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:: (6x) . } . 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 { 117 ( 0.00%) walk_pat_expr(self, expr) 414 ( 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:: (12x) . } . 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 { 89 ( 0.00%) walk_generic_arg(self, generic_arg) 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/intravisit.rs:rustc_hir::intravisit::walk_generic_arg::> (4x) . } . . /// 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 { 27,984 ( 0.00%) walk_ty(self, t) 462 ( 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::> (7x) . } . . 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. -- line 367 ---------------------------------------- -- line 376 ---------------------------------------- . 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 { 144,413 ( 0.01%) walk_expr(self, ex) 9,273 ( 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:: (14x) . } . 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 { 309 ( 0.00%) walk_generics(self, g) 3,338 ( 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:: (56x) . } . fn visit_where_predicate(&mut self, predicate: &'v WherePredicate<'v>) -> Self::Result { 8 ( 0.00%) walk_where_predicate(self, predicate) 1,072 ( 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:: (4x) . } . 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 { 247 ( 0.00%) walk_fn_decl(self, fd) 22,398 ( 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:: (49x) . } . fn visit_fn( . &mut self, . fk: FnKind<'v>, . fd: &'v FnDecl<'v>, . b: BodyId, . _: Span, . id: LocalDefId, . ) -> Self::Result { 879 ( 0.00%) walk_fn(self, fk, fd, b, id) 673,961 ( 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_fn::> (71x) 1 ( 0.00%) } . 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 { 216 ( 0.00%) walk_impl_item(self, ii) 678,856 ( 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_impl_item::> (72x) . } . 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 { . 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 { 28 ( 0.00%) walk_param_bound(self, bounds) 984 ( 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::> (7x) 4 ( 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 { 20 ( 0.00%) walk_poly_trait_ref(self, t) 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_poly_trait_ref:: (5x) . } . 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 { -- line 459 ---------------------------------------- -- line 464 ---------------------------------------- . } . fn visit_variant(&mut self, v: &'v Variant<'v>) -> Self::Result { . walk_variant(self, v) . } . 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. 67,200 ( 0.00%) fn visit_qpath(&mut self, qpath: &'v QPath<'v>, id: HirId, _span: Span) -> Self::Result { 542,379 ( 0.04%) walk_qpath(self, qpath, id) 22,279 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_hir/src/intravisit.rs:rustc_hir::intravisit::walk_qpath::> (306x) 57,600 ( 0.00%) } . fn visit_path(&mut self, path: &Path<'v>, _id: HirId) -> Self::Result { 43,753 ( 0.00%) walk_path(self, path) 4,545 ( 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:: (46x) . } . fn visit_path_segment(&mut self, path_segment: &'v PathSegment<'v>) -> Self::Result { 1,180 ( 0.00%) walk_path_segment(self, path_segment) 14,093 ( 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:: (202x) 149 ( 0.00%) } 270 ( 0.00%) fn visit_generic_args(&mut self, generic_args: &'v GenericArgs<'v>) -> Self::Result { 84 ( 0.00%) walk_generic_args(self, generic_args) 3,163 ( 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:: (21x) 248 ( 0.00%) } 36 ( 0.00%) fn visit_assoc_item_constraint( . &mut self, . constraint: &'v AssocItemConstraint<'v>, . ) -> Self::Result { 6 ( 0.00%) walk_assoc_item_constraint(self, constraint) 303 ( 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::> (3x) . } . 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)); 1,001 ( 0.00%) visitor.visit_pat(pat) . } . 1,040 ( 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())); 605 ( 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) => { 72 ( 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 => {} . } . } . ItemKind::Static(_, ident, ref typ, body) => { . try_visit!(visitor.visit_ident(ident)); . try_visit!(visitor.visit_ty_unambig(typ)); -- line 544 ---------------------------------------- -- line 545 ---------------------------------------- . try_visit!(visitor.visit_nested_body(body)); . } . ItemKind::Const(ident, ref generics, ref typ, rhs) => { . try_visit!(visitor.visit_ident(ident)); . try_visit!(visitor.visit_generics(generics)); . try_visit!(visitor.visit_ty_unambig(typ)); . try_visit!(visitor.visit_const_item_rhs(rhs)); . } 196 ( 0.00%) ItemKind::Fn { ident, sig, generics, body: body_id, .. } => { . try_visit!(visitor.visit_ident(ident)); . try_visit!(visitor.visit_fn( . FnKind::ItemFn(ident, generics, sig.header), . sig.decl, . body_id, . item.span, . item.owner_id.def_id, . )); -- line 561 ---------------------------------------- -- 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() 968 ( 0.00%) } . . pub fn walk_body<'v, V: Visitor<'v>>(visitor: &mut V, body: &Body<'v>) -> V::Result { . let Body { params, value } = body; 906 ( 0.00%) walk_list!(visitor, visit_param, *params); 1,351 ( 0.00%) visitor.visit_expr(*value) 1,993,553 ( 0.13%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr (231x) . } . . 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() . } . 60,602 ( 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; 40,707 ( 0.00%) visit_opt!(visitor, visit_expr, *init); 718,955 ( 0.05%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (218x) . try_visit!(visitor.visit_id(*hir_id)); 9,228 ( 0.00%) try_visit!(visitor.visit_pat(*pat)); 27,843 ( 0.00%) visit_opt!(visitor, visit_block, *els); 18,486 ( 0.00%) visit_opt!(visitor, visit_ty_unambig, *ty); . V::Result::output() 47,325 ( 0.00%) } . 42,115 ( 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)); 36,873 ( 0.00%) walk_list!(visitor, visit_stmt, *stmts); 109,915 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/slow_vector_initialization.rs:::visit_stmt (55x) 34,208 ( 0.00%) visit_opt!(visitor, visit_expr, *expr); 1,074,333 ( 0.07%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/macro_metavars_in_unsafe.rs:::visit_expr'2 (186x) . V::Result::output() 6,094 ( 0.00%) } . 47,504 ( 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)); 176,306 ( 0.01%) match *kind { 11,458 ( 0.00%) StmtKind::Let(ref local) => visitor.visit_local(local), 384 ( 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_expr::{closure#0}> as rustc_hir::intravisit::Visitor>::visit_local (1x) 72 ( 0.00%) StmtKind::Item(item) => visitor.visit_nested_item(item), . StmtKind::Expr(ref expression) | StmtKind::Semi(ref expression) => { 45,201 ( 0.00%) visitor.visit_expr(expression) 1,060 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs: as rustc_hir::intravisit::Visitor>::visit_expr (2x) . } . } 1,308 ( 0.00%) } . 7,855 ( 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)); 4,091 ( 0.00%) try_visit!(visitor.visit_pat(*pat)); 12,780 ( 0.00%) visit_opt!(visitor, visit_expr, *guard); 11,205 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/loops/utils.rs:::visit_expr'2 (23x) 6,794 ( 0.00%) visitor.visit_expr(*body) 1,736 ( 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) 24 ( 0.00%) } . . 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)); . 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() . } . 155,223 ( 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)); 135,071 ( 0.01%) match *kind { 3,643 ( 0.00%) PatKind::TupleStruct(ref qpath, children, _) => { 909 ( 0.00%) try_visit!(visitor.visit_qpath(qpath, *hir_id, *span)); 5,844 ( 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 (138x) 4,651 ( 0.00%) walk_list!(visitor, visit_pat, children); . } 2,338 ( 0.00%) PatKind::Struct(ref qpath, fields, _) => { 502 ( 0.00%) try_visit!(visitor.visit_qpath(qpath, *hir_id, *span)); 5,082 ( 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 (154x) 2,266 ( 0.00%) walk_list!(visitor, visit_pat_field, fields); . } 1,652 ( 0.00%) PatKind::Or(pats) => walk_list!(visitor, visit_pat, pats), 350 ( 0.00%) PatKind::Tuple(tuple_elements, _) => { 1,677 ( 0.00%) walk_list!(visitor, visit_pat, tuple_elements); . } . PatKind::Box(ref subpattern) . | PatKind::Deref(ref subpattern) . | PatKind::Ref(ref subpattern, _, _) => { . try_visit!(visitor.visit_pat(subpattern)); . } . PatKind::Binding(_, _hir_id, ident, ref optional_subpattern) => { . try_visit!(visitor.visit_ident(ident)); 34,195 ( 0.00%) visit_opt!(visitor, visit_pat, optional_subpattern); . } 1,178 ( 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() 106,628 ( 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)); 1,144 ( 0.00%) visitor.visit_pat(*pat) . } . 65 ( 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; 312 ( 0.00%) try_visit!(visitor.visit_id(*hir_id)); 2,356 ( 0.00%) match kind { . PatExprKind::Lit { lit, negated } => visitor.visit_lit(*hir_id, *lit, *negated), 2,323 ( 0.00%) PatExprKind::Path(qpath) => visitor.visit_qpath(qpath, *hir_id, *span), 4,281 ( 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 (103x) . } 78 ( 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)); . visitor.visit_nested_body(*body) . } . . pub fn walk_inline_const<'v, V: Visitor<'v>>( -- line 798 ---------------------------------------- -- line 799 ---------------------------------------- . 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) . } . 1,981,763 ( 0.13%) pub fn walk_expr<'v, V: Visitor<'v>>(visitor: &mut V, expression: &'v Expr<'v>) -> V::Result { . let Expr { hir_id, kind, span } = expression; 102,396 ( 0.01%) try_visit!(visitor.visit_id(*hir_id)); 1,170,573 ( 0.08%) match *kind { 445 ( 0.00%) ExprKind::Array(subexpressions) => { 1,477 ( 0.00%) walk_list!(visitor, visit_expr, subexpressions); 19,202 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/eager_or_lazy.rs:::visit_expr'2 (1x) . } . ExprKind::ConstBlock(ref const_block) => { . try_visit!(visitor.visit_inline_const(const_block)) 68 ( 0.00%) } . ExprKind::Repeat(ref element, ref count) => { . try_visit!(visitor.visit_expr(element)); . try_visit!(visitor.visit_const_arg_unambig(count)); . } 188 ( 0.00%) ExprKind::Struct(ref qpath, fields, ref optional_base) => { 238 ( 0.00%) try_visit!(visitor.visit_qpath(qpath, *hir_id, *span)); 630 ( 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 (15x) 339 ( 0.00%) walk_list!(visitor, visit_expr_field, fields); 282 ( 0.00%) match optional_base { . StructTailExpr::Base(base) => try_visit!(visitor.visit_expr(base)), . StructTailExpr::None . | StructTailExpr::NoneWithError(_) . | StructTailExpr::DefaultFields(_) => {} . } . } 552 ( 0.00%) ExprKind::Tup(subexpressions) => { 2,221 ( 0.00%) walk_list!(visitor, visit_expr, subexpressions); 383 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/eager_or_lazy.rs:::visit_expr'2 (1x) . } 89,012 ( 0.01%) ExprKind::Call(ref callee_expression, arguments) => { 123,610 ( 0.01%) try_visit!(visitor.visit_expr(callee_expression)); 1,829 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs: as rustc_hir::intravisit::Visitor>::visit_expr'2 (31x) 194,169 ( 0.01%) walk_list!(visitor, visit_expr, arguments); 5,037 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs: as rustc_hir::intravisit::Visitor>::visit_expr'2 (41x) . } 25,038 ( 0.00%) ExprKind::MethodCall(ref segment, receiver, arguments, _) => { 8,762 ( 0.00%) try_visit!(visitor.visit_path_segment(segment)); 5 ( 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: as rustc_hir::intravisit::Visitor>::visit_path_segment (1x) 20,016 ( 0.00%) try_visit!(visitor.visit_expr(receiver)); 59 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs: as rustc_hir::intravisit::Visitor>::visit_expr'2 (1x) 5,405 ( 0.00%) walk_list!(visitor, visit_expr, arguments); 3,933 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs: as rustc_hir::intravisit::Visitor>::visit_expr'2 (6x) . } . ExprKind::Use(expr, _) => { . try_visit!(visitor.visit_expr(expr)); . } . ExprKind::Binary(_, ref left_expression, ref right_expression) => { 439 ( 0.00%) try_visit!(visitor.visit_expr(left_expression)); 87 ( 0.00%) try_visit!(visitor.visit_expr(right_expression)); . } . ExprKind::AddrOf(_, _, ref subexpression) | ExprKind::Unary(_, ref subexpression) => { 9,495 ( 0.00%) try_visit!(visitor.visit_expr(subexpression)); . } . ExprKind::Cast(ref subexpression, ref typ) | ExprKind::Type(ref subexpression, ref typ) => { . try_visit!(visitor.visit_expr(subexpression)); . try_visit!(visitor.visit_ty_unambig(typ)); . } . ExprKind::DropTemps(ref subexpression) => { 22 ( 0.00%) try_visit!(visitor.visit_expr(subexpression)); . } 219 ( 0.00%) ExprKind::Let(LetExpr { span: _, pat, ty, init, recovered: _ }) => { . // match the visit order in walk_local 401 ( 0.00%) try_visit!(visitor.visit_expr(init)); 270 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs:::lint_closure::{closure#0}> as rustc_hir::intravisit::Visitor>::visit_expr'2 (2x) 196 ( 0.00%) try_visit!(visitor.visit_pat(pat)); 474 ( 0.00%) visit_opt!(visitor, visit_ty_unambig, ty); . } . ExprKind::If(ref cond, ref then, ref else_opt) => { 2,384 ( 0.00%) try_visit!(visitor.visit_expr(cond)); 620 ( 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) 2,407 ( 0.00%) try_visit!(visitor.visit_expr(then)); 1,236 ( 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) 1,591 ( 0.00%) visit_opt!(visitor, visit_expr, else_opt); . } . ExprKind::Loop(ref block, ref opt_label, _, _) => { . visit_opt!(visitor, visit_label, opt_label); 274 ( 0.00%) try_visit!(visitor.visit_block(block)); . } 3,306 ( 0.00%) ExprKind::Match(ref subexpression, arms, _) => { 4,236 ( 0.00%) try_visit!(visitor.visit_expr(subexpression)); 118 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/visitors.rs: as rustc_hir::intravisit::Visitor>::visit_expr'2 (1x) 6,156 ( 0.00%) walk_list!(visitor, visit_arm, arms); . } . ExprKind::Closure(&Closure { 453 ( 0.00%) def_id, . binder: _, 452 ( 0.00%) bound_generic_params, 367 ( 0.00%) fn_decl, 475 ( 0.00%) body, . capture_clause: _, . fn_decl_span: _, . fn_arg_span: _, . kind: _, . constness: _, . explicit_captures: _, . }) => { . walk_list!(visitor, visit_generic_param, bound_generic_params); 223 ( 0.00%) try_visit!(visitor.visit_fn(FnKind::Closure, fn_decl, body, *span, def_id)); 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: as rustc_hir::intravisit::Visitor>::visit_fn (1x) 31 ( 0.00%) } . ExprKind::Block(ref block, ref opt_label) => { . visit_opt!(visitor, visit_label, opt_label); 9,330 ( 0.00%) try_visit!(visitor.visit_block(block)); . } . ExprKind::Assign(ref lhs, ref rhs, _) => { 140 ( 0.00%) try_visit!(visitor.visit_expr(rhs)); 28 ( 0.00%) try_visit!(visitor.visit_expr(lhs)); . } . ExprKind::AssignOp(_, ref left_expression, ref right_expression) => { 55 ( 0.00%) try_visit!(visitor.visit_expr(right_expression)); 11 ( 0.00%) try_visit!(visitor.visit_expr(left_expression)); . } . ExprKind::Field(ref subexpression, ident) => { 825 ( 0.00%) try_visit!(visitor.visit_expr(subexpression)); . try_visit!(visitor.visit_ident(ident)); . } . ExprKind::Index(ref main_expression, ref index_expression, _) => { 105 ( 0.00%) try_visit!(visitor.visit_expr(main_expression)); 21 ( 0.00%) try_visit!(visitor.visit_expr(index_expression)); . } 75,439 ( 0.01%) ExprKind::Path(ref qpath) => { 243,290 ( 0.02%) try_visit!(visitor.visit_qpath(qpath, *hir_id, *span)); 1,593 ( 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 (39x) . } . ExprKind::Break(ref destination, ref opt_expr) => { . visit_opt!(visitor, visit_label, &destination.label); 1,031 ( 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) => { 2,021 ( 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() 856,126 ( 0.06%) } . . 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)); 750 ( 0.00%) visitor.visit_expr(*expr) 7,103 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::visit_expr'2 (19x) . } . . 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), . } . 546 ( 0.00%) pub fn walk_generic_arg<'v, V: Visitor<'v>>( . visitor: &mut V, . generic_arg: &'v GenericArg<'v>, . ) -> V::Result { 7,786 ( 0.00%) match generic_arg { 3 ( 0.00%) GenericArg::Lifetime(lt) => visitor.visit_lifetime(lt), 1,639 ( 0.00%) GenericArg::Type(ty) => visitor.visit_ty(ty), 292 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:::visit_ty (1x) . 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)) . } . } 24 ( 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() { 2,057 ( 0.00%) Some(ambig_ty) => visitor.visit_ty(ambig_ty), 65,033 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:::visit_ty (339x) . None => { . let Ty { hir_id, span, kind: _ } = typ; . visitor.visit_infer(*hir_id, *span, InferKind::Ty(typ)) . } . } . } . 141,866 ( 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)); . 61,740 ( 0.00%) match *kind { 24 ( 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) => { 479 ( 0.00%) try_visit!(visitor.visit_lifetime(lifetime)); 998 ( 0.00%) try_visit!(visitor.visit_ty_unambig(mutable_type.ty)); . } . TyKind::Never => {} 149 ( 0.00%) TyKind::Tup(tuple_element_types) => { 174 ( 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)); . } 3,074 ( 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); . } -- line 1030 ---------------------------------------- -- 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() 75,424 ( 0.01%) } . . pub fn walk_const_item_rhs<'v, V: Visitor<'v>>( . visitor: &mut V, . ct_rhs: ConstItemRhs<'v>, . ) -> V::Result { . match ct_rhs { . ConstItemRhs::Body(body_id) => visitor.visit_nested_body(body_id), . ConstItemRhs::TypeConst(const_arg) => visitor.visit_const_arg_unambig(const_arg), -- line 1067 ---------------------------------------- -- 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 => {} . } 2,099 ( 0.00%) match *kind { . GenericParamKind::Lifetime { .. } => {} . GenericParamKind::Type { ref default, .. } => { 120 ( 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) . } . 2,565 ( 0.00%) pub fn walk_generics<'v, V: Visitor<'v>>(visitor: &mut V, generics: &'v Generics<'v>) -> V::Result { . let &Generics { 368 ( 0.00%) params, 736 ( 0.00%) predicates, . has_where_clause_predicates: _, . where_clause_span: _, . span: _, . } = generics; . walk_list!(visitor, visit_generic_param, params); 48 ( 0.00%) walk_list!(visitor, visit_where_predicate, predicates); 447 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs: as rustc_hir::intravisit::Visitor>::visit_where_predicate (3x) . V::Result::output() 2,368 ( 0.00%) } . 24 ( 0.00%) pub fn walk_where_predicate<'v, V: Visitor<'v>>( . visitor: &mut V, . predicate: &'v WherePredicate<'v>, . ) -> V::Result { 4 ( 0.00%) let &WherePredicate { hir_id, kind, span: _ } = predicate; . try_visit!(visitor.visit_id(hir_id)); 8 ( 0.00%) match *kind { . WherePredicateKind::BoundPredicate(WhereBoundPredicate { . ref bounded_ty, 8 ( 0.00%) bounds, 4 ( 0.00%) bound_generic_params, . origin: _, . }) => { 4 ( 0.00%) try_visit!(visitor.visit_ty_unambig(bounded_ty)); 8 ( 0.00%) walk_list!(visitor, visit_param_bound, bounds); 736 ( 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 (4x) . walk_list!(visitor, visit_generic_param, bound_generic_params); . } . WherePredicateKind::RegionPredicate(WhereRegionPredicate { . ref lifetime, . bounds, . in_where_clause: _, . }) => { . try_visit!(visitor.visit_lifetime(lifetime)); . walk_list!(visitor, visit_param_bound, bounds); . } . } . V::Result::output() 24 ( 0.00%) } . 891 ( 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; 749 ( 0.00%) walk_list!(visitor, visit_ty_unambig, *inputs); . visitor.visit_fn_ret_ty(output) 32 ( 0.00%) } . . pub fn walk_fn_ret_ty<'v, V: Visitor<'v>>(visitor: &mut V, ret_ty: &'v FnRetTy<'v>) -> V::Result { 1,887 ( 0.00%) if let FnRetTy::Return(output_ty) = *ret_ty { . try_visit!(visitor.visit_ty_unambig(output_ty)); . } . V::Result::output() . } . 4,822 ( 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)); 56 ( 0.00%) try_visit!(walk_fn_kind(visitor, function_kind)); . visitor.visit_nested_body(body_id) 3,256 ( 0.00%) } . . pub fn walk_fn_kind<'v, V: Visitor<'v>>(visitor: &mut V, function_kind: FnKind<'v>) -> V::Result { 816 ( 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 { 144 ( 0.00%) let UsePath { segments, ref res, span } = *path; 1,944 ( 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) . } . 1,098 ( 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)); 122 ( 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)); . } . } 976 ( 0.00%) match *kind { . ImplItemKind::Const(ref ty, rhs) => { . try_visit!(visitor.visit_ty_unambig(ty)); . visitor.visit_const_item_rhs(rhs) . } 242 ( 0.00%) ImplItemKind::Fn(ref sig, body_id) => visitor.visit_fn( 426 ( 0.00%) FnKind::Method(impl_item.ident, sig), 121 ( 0.00%) sig.decl, . body_id, . impl_item.span, . impl_item.owner_id.def_id, 71 ( 0.00%) ), 1 ( 0.00%) ImplItemKind::Type(ref ty) => visitor.visit_ty_unambig(ty), . } 968 ( 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)); 67 ( 0.00%) visitor.visit_path(*path, *hir_ref_id) . } . 182 ( 0.00%) pub fn walk_param_bound<'v, V: Visitor<'v>>( . visitor: &mut V, . bound: &'v GenericBound<'v>, . ) -> V::Result { 242 ( 0.00%) match *bound { 99 ( 0.00%) GenericBound::Trait(ref typ) => visitor.visit_poly_trait_ref(typ), 3,291 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs:::visit_poly_trait_ref (9x) . GenericBound::Outlives(ref lifetime) => visitor.visit_lifetime(lifetime), . GenericBound::Use(args, _) => { . walk_list!(visitor, visit_precise_capturing_arg, args); . V::Result::output() . } . } 112 ( 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) . } . } . } . 45 ( 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; 38 ( 0.00%) walk_list!(visitor, visit_generic_param, *bound_generic_params); . visitor.visit_trait_ref(trait_ref) 40 ( 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 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) . } . 637,310 ( 0.04%) pub fn walk_qpath<'v, V: Visitor<'v>>( . visitor: &mut V, . qpath: &'v QPath<'v>, . id: HirId, . ) -> V::Result { 197,438 ( 0.01%) match *qpath { . QPath::Resolved(ref maybe_qself, ref path) => { 180,338 ( 0.01%) visit_opt!(visitor, visit_ty_unambig, maybe_qself); 90,169 ( 0.01%) visitor.visit_path(path, id) . } . QPath::TypeRelative(ref qself, ref segment) => { 2,984 ( 0.00%) try_visit!(visitor.visit_ty_unambig(qself)); 7,927 ( 0.00%) visitor.visit_path_segment(segment) . } . } 566,504 ( 0.04%) } . 375 ( 0.00%) pub fn walk_path<'v, V: Visitor<'v>>(visitor: &mut V, path: &Path<'v>) -> V::Result { . let Path { segments, span: _, res: _ } = path; 90,219 ( 0.01%) walk_list!(visitor, visit_path_segment, *segments); 597 ( 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 (4x) . V::Result::output() 5,320 ( 0.00%) } . 203 ( 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)); 520,894 ( 0.04%) visit_opt!(visitor, visit_generic_args, *args); 915 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs: as rustc_hir::intravisit::Visitor>::visit_generic_args (6x) . V::Result::output() 764 ( 0.00%) } . 378 ( 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; 1,209 ( 0.00%) walk_list!(visitor, visit_generic_arg, *args); 5,268 ( 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: as rustc_hir::intravisit::Visitor>::visit_generic_arg (63x) 919 ( 0.00%) walk_list!(visitor, visit_assoc_item_constraint, *constraints); 117 ( 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_assoc_item_constraint (1x) . V::Result::output() 336 ( 0.00%) } . 24 ( 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)); 29 ( 0.00%) try_visit!(visitor.visit_generic_args(*gen_args)); 63 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/lifetimes.rs: as rustc_hir::intravisit::Visitor>::visit_generic_args'2 (3x) 35 ( 0.00%) match constraint.kind { 32 ( 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 ---------------------------------------- 464,531 ( 0.03%) -------------------------------------------------------------------------------- -- 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, . space_hint: String, . } . impl VecReserveSearcher { . fn display_err(&self, cx: &LateContext<'_>) { 8 ( 0.00%) if self.space_hint.is_empty() { . return; . } . . let s = format!("{}Vec::with_capacity({});", self.init_part, self.space_hint); . . span_lint_and_sugg( . cx, . RESERVE_AFTER_INITIALIZATION, -- line 58 ---------------------------------------- -- line 62 ---------------------------------------- . s, . Applicability::HasPlaceholders, . ); . } . } . . impl<'tcx> LateLintPass<'tcx> for ReserveAfterInitialization { . fn check_block(&mut self, _: &LateContext<'tcx>, _: &'tcx Block<'tcx>) { 1,473 ( 0.00%) self.searcher = None; . } . 9,180 ( 0.00%) fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) { 4,590 ( 0.00%) if let Some(init_expr) = local.init 11,623 ( 0.00%) && let PatKind::Binding(BindingMode::MUT, id, _, None) = local.pat.kind 1,692 ( 0.00%) && !local.span.in_external_macro(cx.sess().source_map()) 138 ( 0.00%) && let Some(init) = get_vec_init_kind(cx, init_expr) 2,822 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::get_vec_init_kind (23x) . && !matches!( . init, . VecInitKind::WithExprCapacity(_) | VecInitKind::WithConstCapacity(_) . ) . { 72 ( 0.00%) self.searcher = Some(VecReserveSearcher { . local_id: id, . err_span: local.span, . init_part: snippet( . cx, . local . .span . .shrink_to_lo() 40 ( 0.00%) .to(init_expr.span.source_callsite().shrink_to_lo()), 1,104 ( 0.00%) => ???:::to (8x) 192 ( 0.00%) => ???:::source_callsite (8x) . "..", . ) . .into_owned(), . space_hint: String::new(), . }); . } 10,710 ( 0.00%) } . 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 96,568 ( 0.01%) if self.searcher.is_none() 28 ( 0.00%) && let ExprKind::Assign(left, right, _) = expr.kind 91 ( 0.00%) && let ExprKind::Path(QPath::Resolved(None, path)) = left.kind 21 ( 0.00%) && let Res::Local(id) = path.res 21 ( 0.00%) && !expr.span.in_external_macro(cx.sess().source_map()) 36 ( 0.00%) && let Some(init) = get_vec_init_kind(cx, right) 360 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::get_vec_init_kind (6x) . && !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(), . }); . } 257,600 ( 0.02%) } . 41,566 ( 0.00%) fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) { 11,948 ( 0.00%) if let Some(searcher) = self.searcher.take() { 23 ( 0.00%) if let StmtKind::Expr(expr) | StmtKind::Semi(expr) = stmt.kind 14 ( 0.00%) && 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); . } . } 47,504 ( 0.00%) } . 5,892 ( 0.00%) fn check_block_post(&mut self, cx: &LateContext<'tcx>, _: &'tcx Block<'tcx>) { 2,946 ( 0.00%) if let Some(searcher) = self.searcher.take() { . searcher.display_err(cx); . } 5,892 ( 0.00%) } . } 1,335 ( 0.00%) -------------------------------------------------------------------------------- -- 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 { 4,365 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 2,425 ( 0.00%) let attrs = cx.tcx.hir_attrs(item.hir_id()); 27,171 ( 0.00%) => ???:::hir_attrs (485x) 1,138 ( 0.00%) if let ItemKind::Fn { ident, body, .. } = item.kind { 392 ( 0.00%) inline_always::check(cx, item.span, ident.name, attrs, Some(body)); 1,523 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/inline_always.rs:clippy_lints::attrs::inline_always::check (56x) . } 429 ( 0.00%) repr_attributes::check(cx, item.span, attrs, self.msrv); 3,395 ( 0.00%) } . . fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx ImplItem<'_>) { 482 ( 0.00%) if let ImplItemKind::Fn(_, body) = item.kind { 672 ( 0.00%) inline_always::check( 2,078 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/inline_always.rs:clippy_lints::attrs::inline_always::check (96x) . cx, 96 ( 0.00%) item.span, 96 ( 0.00%) item.ident.name, 384 ( 0.00%) cx.tcx.hir_attrs(item.hir_id()), 5,885 ( 0.00%) => ???:::hir_attrs (96x) . Some(body), . ); . } . } . . fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx TraitItem<'_>) { 4 ( 0.00%) if let TraitItemKind::Fn(_, kind) = item.kind { 12 ( 0.00%) let body = match kind { . TraitFn::Required(_) => None, . TraitFn::Provided(body) => Some(body), . }; 28 ( 0.00%) inline_always::check(cx, item.span, item.ident.name, cx.tcx.hir_attrs(item.hir_id()), body); 124 ( 0.00%) => ???:::hir_attrs (2x) 66 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/inline_always.rs:clippy_lints::attrs::inline_always::check (2x) . } . } . } . . pub struct EarlyAttributes { . msrv: MsrvStack, . } . . impl EarlyAttributes { . pub fn new(conf: &'static Conf) -> Self { 16 ( 0.00%) Self { msrv: conf.msrv.into() } . } . } . . impl EarlyLintPass for EarlyAttributes { 510 ( 0.00%) fn check_attribute(&mut self, cx: &EarlyContext<'_>, attr: &Attribute) { 255 ( 0.00%) deprecated_cfg_attr::check(cx, attr, &self.msrv); 3,635 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/deprecated_cfg_attr.rs:clippy_lints::attrs::deprecated_cfg_attr::check (85x) 255 ( 0.00%) deprecated_cfg_attr::check_clippy(cx, attr); 12,788 ( 0.00%) => /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 (85x) . non_minimal_cfg::check(cx, attr); 340 ( 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); . } . 2,360 ( 0.00%) fn check_attribute(&mut self, cx: &EarlyContext<'_>, attr: &Attribute) { 708 ( 0.00%) check_clippy_attr(cx.sess(), attr); 18,995 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::check_clippy_attr:: (236x) 1,180 ( 0.00%) if let Some(items) = &attr.meta_item_list() 47,040 ( 0.00%) => ???:::meta_item_list (236x) 1,146 ( 0.00%) && let Some(name) = attr.name() 1,089 ( 0.00%) => ???:::name (121x) . { 500 ( 0.00%) if matches!(name, sym::allow) && self.msrv.meets(msrvs::LINT_REASONS_STABILIZATION) { 800 ( 0.00%) => /rust/deps/smallvec-1.15.1/src/lib.rs:::meets (100x) 300 ( 0.00%) allow_attributes::check(cx, attr); 101,174 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/allow_attributes.rs:clippy_lints::attrs::allow_attributes::check (100x) . } 500 ( 0.00%) if matches!(name, sym::allow | sym::expect) && self.msrv.meets(msrvs::LINT_REASONS_STABILIZATION) { 800 ( 0.00%) => /rust/deps/smallvec-1.15.1/src/lib.rs:::meets (100x) . allow_attributes_without_reason::check(cx, name, items, attr); . } . if is_lint_level(name) { . blanket_clippy_restriction_lints::check(cx, name, items); . } 242 ( 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); . } . 74 ( 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 `= \"..\"`", . ); . } 1,888 ( 0.00%) } . . fn check_item(&mut self, cx: &EarlyContext<'_>, item: &'_ ast::Item) { 939 ( 0.00%) match item.kind { 462 ( 0.00%) ast::ItemKind::ExternCrate(..) | ast::ItemKind::Use(..) => useless_attribute::check(cx, item, &item.attrs), 34,039 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/useless_attribute.rs:clippy_lints::attrs::useless_attribute::check (154x) . _ => {}, . } . 1,565 ( 0.00%) mixed_attributes_style::check(cx, item.span, &item.attrs); 78,304 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/attrs/mixed_attributes_style.rs:clippy_lints::attrs::mixed_attributes_style::check (313x) . } . 401,070 ( 0.03%) fn check_attributes(&mut self, cx: &EarlyContext<'_>, attrs: &[Attribute]) { 120,321 ( 0.01%) self.msrv.check_attributes(attrs); 130,707 ( 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 (40,107x) . duplicated_attributes::check(cx, attrs); 80,214 ( 0.01%) msrvs::check_attrs(cx.sess(), attrs); 730,378 ( 0.05%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:clippy_utils::msrvs::check_attrs:: (40,107x) 320,856 ( 0.02%) } . . fn check_attributes_post(&mut self, _cx: &EarlyContext<'_>, attrs: &[Attribute]) { 160,428 ( 0.01%) self.msrv.check_attributes_post(attrs); 130,707 ( 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 (40,107x) . } . } 29 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unit_types/unit_arg.rs -------------------------------------------------------------------------------- Ir -- line 7 ---------------------------------------- . use clippy_utils::{is_empty_block, is_expr_default, is_from_proc_macro}; . use rustc_errors::Applicability; . use rustc_hir::{Block, Expr, ExprKind, MatchSource, Node, StmtKind}; . use rustc_lint::LateContext; . use rustc_span::SyntaxContext; . . use super::{UNIT_ARG, utils}; . 289,800 ( 0.02%) pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 64,400 ( 0.00%) if expr.span.from_expansion() { . return; . } . . // apparently stuff in the desugaring of `?` can trigger this . // so check for that here . // only the calls to `Try::from_error` is marked as desugared, . // so we need to check both the current Expr and its parent. 11,025 ( 0.00%) if is_questionmark_desugar_marked_call(expr) { . return; . } 42,726 ( 0.00%) if let Node::Expr(parent_expr) = cx.tcx.parent_hir_node(expr.hir_id) 528,768 ( 0.04%) => ???:::parent_hir_node (4,896x) 3,669 ( 0.00%) && is_questionmark_desugar_marked_call(parent_expr) . { . return; . } . 18,458 ( 0.00%) let (receiver, args) = match expr.kind { . ExprKind::Call(_, args) => (None, args), 2,644 ( 0.00%) ExprKind::MethodCall(_, receiver, args, _) => (Some(receiver), args), . _ => return, . }; . . let args_to_recover = receiver . .into_iter() . .chain(args) . .filter(|arg| { 2,662 ( 0.00%) if cx.typeck_results().expr_ty(arg).is_unit() && !utils::is_unit_literal(arg) { 52,948 ( 0.00%) => ???:::expr_ty (1,323x) . !matches!( . &arg.kind, . ExprKind::Match(.., MatchSource::TryDesugar(_)) | ExprKind::Path(..) . ) . } else { . false . } . }) . .collect::>(); 1,006 ( 0.00%) if !args_to_recover.is_empty() && !is_from_proc_macro(cx, expr) { . lint_unit_args(cx, expr, args_to_recover.as_slice()); . } 257,600 ( 0.02%) } . . fn is_questionmark_desugar_marked_call(expr: &Expr<'_>) -> bool { . use rustc_span::hygiene::DesugaringKind; 12,012 ( 0.00%) if let ExprKind::Call(callee, _) = expr.kind { 4,902 ( 0.00%) callee.span.is_desugaring(DesugaringKind::QuestionMark) 159,085 ( 0.01%) => ???:::is_desugaring (1,634x) . } else { . false . } . } . . fn lint_unit_args<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>, args_to_recover: &[&'tcx Expr<'tcx>]) { . let mut applicability = Applicability::MachineApplicable; . let (singular, plural) = if args_to_recover.len() > 1 { -- line 69 ---------------------------------------- 3,047 ( 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 { 3,395 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'_>, item: &Item<'_>) { 1,618 ( 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 3,502 ( 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, . ); . } . } . } 3,880 ( 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<'_>) { 462 ( 0.00%) if self.loaded_bodies.first().is_some_and(|&x| x == body.id()) { . self.consumed_locals.clear(); . self.loaded_bodies.clear(); . } . } . 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &'_ Expr<'_>) { 64,400 ( 0.00%) if let ExprKind::Assign(lhs, rhs, _) = &expr.kind 84 ( 0.00%) && !lhs.span.from_expansion() 81 ( 0.00%) && !rhs.span.from_expansion() 52 ( 0.00%) && let lhs_ty = cx.typeck_results().expr_ty(lhs) 1,040 ( 0.00%) => ???:::expr_ty (26x) 104 ( 0.00%) && let Some(inner_ty) = lhs_ty.boxed_ty() 207 ( 0.00%) => ???:::boxed_ty (26x) . // 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, . ); . }); . } . } 257,600 ( 0.02%) } . } . . 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 ---------------------------------------- 82 ( 0.00%) -------------------------------------------------------------------------------- -- 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!`) 1,813 ( 0.00%) pub fn is_format_macro(cx: &LateContext<'_>, macro_def_id: DefId) -> bool { 2,870 ( 0.00%) if let Some(name) = cx.tcx.get_diagnostic_name(macro_def_id) { 14,502 ( 0.00%) => ???:::get_diagnostic_name (259x) . 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 948 ( 0.00%) get_unique_builtin_attr( 219,880 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::get_unique_builtin_attr:: (237x) . cx.sess(), . #[allow(deprecated)] 948 ( 0.00%) cx.tcx.get_all_attrs(macro_def_id), 975,039 ( 0.07%) => /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:: (237x) . sym::format_args, . ) . .is_some() . } 1,554 ( 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(); 360,290 ( 0.02%) if ctxt == SyntaxContext::root() { . return None; . } 715,499 ( 0.05%) let expn = ctxt.outer_expn(); 717,124 ( 0.05%) let data = expn.expn_data(); 460,301 ( 0.03%) span = data.call_site; 3,585,620 ( 0.24%) Some((expn, data)) . }) . } . . /// Checks whether the span is from the root expansion or a locally defined macro 8,560 ( 0.00%) pub fn span_is_local(span: Span) -> bool { 6,276 ( 0.00%) !span.from_expansion() || expn_is_local(span.ctxt().outer_expn()) 268,413 ( 0.02%) => site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::expn_is_local (1,569x) 429 ( 0.00%) } . . /// Checks whether the expansion is the root expansion or a locally defined macro 4,707 ( 0.00%) pub fn expn_is_local(expn: ExpnId) -> bool { . if expn == ExpnId::root() { . return true; . } 3,138 ( 0.00%) let data = expn.expn_data(); 1,569 ( 0.00%) let backtrace = expn_backtrace(data.call_site); . std::iter::once((expn, data)) . .chain(backtrace) 18,828 ( 0.00%) .find_map(|(_, data)| data.macro_def_id) . .is_none_or(DefId::is_local) 6,276 ( 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 { 1,781,804 ( 0.12%) expn_backtrace(span).filter_map(|(expn, data)| match data { . ExpnData { 452,839 ( 0.03%) kind: ExpnKind::Macro(kind, _), 407,758 ( 0.03%) macro_def_id: Some(def_id), 1,164,072 ( 0.08%) 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. 383,163 ( 0.03%) pub fn root_macro_call(span: Span) -> Option { . macro_backtrace(span).last() 278,664 ( 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. 296,991 ( 0.02%) pub fn matching_root_macro_call(cx: &LateContext<'_>, span: Span, name: Symbol) -> Option { 201,518 ( 0.01%) root_macro_call(span).filter(|mc| cx.tcx.is_diagnostic_item(name, mc.def_id)) 52,127,237 ( 3.51%) => site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::root_macro_call (32,999x) 1,481,960 ( 0.10%) => ???:::is_diagnostic_item (27,104x) 230,993 ( 0.02%) } . . /// 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 { 707,138 ( 0.05%) if first_node_in_macro(cx, node) != Some(ExpnId::root()) { 24,460,211 ( 1.65%) => site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::first_node_in_macro:: (27,304x) . return None; . } 5,496 ( 0.00%) root_macro_call(node.span()) 65,528 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::root_macro_call (259x) . } . . /// 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 { 64,400 ( 0.00%) let span = node.span(); 64,400 ( 0.00%) first_node_in_macro(cx, node) 1,362,944 ( 0.09%) => site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::first_node_in_macro:: (32,200x) . .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. 2,567,583 ( 0.17%) 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. 1,426,435 ( 0.10%) 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(); 492,048 ( 0.03%) if let Some((cached_id, cached)) = LAST_FIRST_NODE_IN_MACRO.get() . && cached_id == hir_id . { . return cached; . } 27,413 ( 0.00%) let result = first_node_in_macro_uncached(cx, node); . LAST_FIRST_NODE_IN_MACRO.set(Some((hir_id, result))); . result 2,567,583 ( 0.17%) } . . 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()); 53,204 ( 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 106,408 ( 0.01%) let parent_span = cx.tcx.hir_span(parent_id); 3,823,809 ( 0.26%) => ???:::hir_span (26,602x) . let Some(parent_macro_call) = macro_backtrace(parent_span).next() else { . // the parent node is not in a macro . return Some(ExpnId::root()); . }; . 12,802 ( 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 */ . . /// Is `def_id` of `std::panic`, `core::panic` or any inner implementation macros 9 ( 0.00%) pub fn is_panic(cx: &LateContext<'_>, def_id: DefId) -> bool { 90 ( 0.00%) let Some(name) = cx.tcx.get_diagnostic_name(def_id) else { 511 ( 0.00%) => ???:::get_diagnostic_name (9x) . return false; . }; . matches!( . name, . sym::core_panic_macro . | sym::std_panic_macro . | sym::core_panic_2015_macro . | sym::std_panic_2015_macro . | sym::core_panic_2021_macro . ) 18 ( 0.00%) } . . /// Is `def_id` of `assert!` or `debug_assert!` . pub fn is_assert_macro(cx: &LateContext<'_>, def_id: DefId) -> bool { . let Some(name) = cx.tcx.get_diagnostic_name(def_id) else { . return false; . }; . matches!(name, sym::assert_macro | sym::debug_assert_macro) . } -- line 264 ---------------------------------------- -- line 426 ---------------------------------------- . match result { . ControlFlow::Break(is_assert_arg) => is_assert_arg, . ControlFlow::Continue(()) => true, . } . } . . /// 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`] 70 ( 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| { 56 ( 0.00%) let ctxt = expr.span.ctxt(); 412 ( 0.00%) if ctxt.outer_expn().is_descendant_of(expn_id) { . if macro_backtrace(expr.span) 56 ( 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"); . 20 ( 0.00%) self.0.get()?.get(&format_args_expr.span.with_parent(None)) 40 ( 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 36 ( 0.00%) pub fn find_format_arg_expr<'hir>(start: &'hir Expr<'hir>, target: &FormatArgument) -> Option<&'hir Expr<'hir>> { . let SpanData { 18 ( 0.00%) lo, 18 ( 0.00%) hi, 18 ( 0.00%) ctxt, . parent: _, 18 ( 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 99 ( 0.00%) let data = expr.span.data(); 270 ( 0.00%) if data.lo == lo && data.hi == hi && data.ctxt == ctxt { . ControlFlow::Break(expr) . } else { . ControlFlow::Continue(()) . } . }) 36 ( 0.00%) } . . /// Span of the `:` and format specifiers . /// . /// ```ignore . /// format!("{:.}"), format!("{foo:.}") . /// ^^ ^^ . /// ``` . pub fn format_placeholder_format_span(placeholder: &FormatPlaceholder) -> Option { -- line 499 ---------------------------------------- 974,854 ( 0.07%) -------------------------------------------------------------------------------- -- 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 { 3,395 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 1,141 ( 0.00%) if let ItemKind::Impl(Impl { . of_trait: Some(of_trait), 39 ( 0.00%) items: [child], 39 ( 0.00%) self_ty, 39 ( 0.00%) constness, . .. 130 ( 0.00%) }) = item.kind 429 ( 0.00%) && !cx.tcx.is_automatically_derived(item.owner_id.to_def_id()) 4,649 ( 0.00%) => ???:::is_automatically_derived (39x) 28 ( 0.00%) && !item.span.from_expansion() 56 ( 0.00%) && let Some(def_id) = of_trait.trait_ref.trait_def_id() 182 ( 0.00%) => ???:::trait_def_id (14x) 84 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::Default, def_id) 1,032 ( 0.00%) => ???:::is_diagnostic_item (14x) . && 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); . } . } 3,880 ( 0.00%) } . } 92 ( 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}; . 289,800 ( 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)) . && let Some((lhs, rhs, _)) = find_assert_eq_args(cx, e, macro_call.expn) . && is_float(cx, lhs) . { . let ecx = ConstEvalCtxt::new(cx); . let ctxt = macro_call.span.ctxt(); . -- line 23 ---------------------------------------- -- 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); . } 257,600 ( 0.02%) } . . 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 { 103,152 ( 0.01%) matches!( 68,768 ( 0.00%) cx.tcx.get_diagnostic_name(def_id), 958,112 ( 0.06%) => ???:::get_diagnostic_name (17,192x) . 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)) . } . 1,092 ( 0.00%) pub(crate) fn check<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'_>, . op: BinOpKind, . left: &'tcx Expr<'_>, . right: &'tcx Expr<'_>, . ) { 526 ( 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) . if is_inside_assert_eq(cx, expr) { . return; . } . . let ecx = ConstEvalCtxt::new(cx); . let ctxt = expr.span.ctxt(); -- line 73 ---------------------------------------- -- line 108 ---------------------------------------- . lhs - rhs, . if op == BinOpKind::Eq { '<' } else { '>' } . ), . Applicability::HasPlaceholders, // snippet . ); . } . }); . } 728 ( 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 164 ---------------------------------------- . // the method call) . { . return is_float(cx, self_arg); . } . false . } . . fn is_float(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 138 ( 0.00%) let value = &cx.typeck_results().expr_ty(expr).peel_refs().kind(); 1,840 ( 0.00%) => ???:::expr_ty (46x) . . if let ty::Array(arr_ty, _) = value { . return matches!(arr_ty.kind(), ty::Float(_)); . } . . matches!(value, ty::Float(_)) . } . -- line 180 ---------------------------------------- 307 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/types/owned_cow.rs -------------------------------------------------------------------------------- Ir -- line 3 ---------------------------------------- . use clippy_utils::source::snippet_opt; . use clippy_utils::sym; . use rustc_errors::Applicability; . use rustc_hir as hir; . use rustc_hir::def_id::DefId; . use rustc_lint::LateContext; . use rustc_span::Span; . 3,762 ( 0.00%) pub(super) fn check(cx: &LateContext<'_>, qpath: &hir::QPath<'_>, def_id: DefId) -> bool { 3,344 ( 0.00%) if cx.tcx.is_diagnostic_item(sym::Cow, def_id) 25,650 ( 0.00%) => ???:::is_diagnostic_item (418x) . && let hir::QPath::Resolved(_, path) = qpath . && let [.., last_seg] = path.segments . && let Some(args) = last_seg.args . && let [_lt, carg] = args.args . && let hir::GenericArg::Type(cty) = carg . && let Some((span, repl)) = replacement(cx, cty.as_unambig_ty()) . { . span_lint_and_sugg( -- line 20 ---------------------------------------- -- line 24 ---------------------------------------- . "needlessly owned Cow type", . "use", . repl, . Applicability::Unspecified, . ); . return true; . } . false 3,344 ( 0.00%) } . . fn replacement(cx: &LateContext<'_>, cty: &hir::Ty<'_>) -> Option<(Span, String)> { . if cty.basic_res().is_lang_item(cx, hir::LangItem::String) { . return Some((cty.span, "str".into())); . } . if cty.basic_res().is_diag_item(cx, sym::Vec) { . return if let hir::TyKind::Path(hir::QPath::Resolved(_, path)) = cty.kind . && let [.., last_seg] = path.segments -- line 40 ---------------------------------------- -------------------------------------------------------------------------------- -- 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) { 687 ( 0.00%) duplicate_underscore_argument::check(cx, fn_kind); 200,318 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/duplicate_underscore_argument.rs:clippy_lints::functions::duplicate_underscore_argument::check (229x) . } . } . . 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 { 2,724 ( 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, . ) { 227 ( 0.00%) let hir_id = cx.tcx.local_def_id_to_hir_id(def_id); 2,270 ( 0.00%) too_many_arguments::check_fn(cx, kind, decl, hir_id, def_id, self.too_many_arguments_threshold); 908 ( 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); 2,951 ( 0.00%) misnamed_getters::check_fn(cx, kind, decl, body, span); 12,050 ( 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 (227x) 56 ( 0.00%) impl_trait_in_params::check_fn(cx, &kind, body, hir_id); 2,951 ( 0.00%) ref_option::check_fn( 169,869 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/ref_option.rs:clippy_lints::functions::ref_option::check_fn (227x) . cx, . kind, . decl, . span, . hir_id, . def_id, . body, 454 ( 0.00%) self.avoid_breaking_exported_api, . ); 1,589 ( 0.00%) } . . fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::Item<'_>) { 1,455 ( 0.00%) must_use::check_item(cx, item); 89,741 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::check_item (485x) 1,455 ( 0.00%) result::check_item( 99,915 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_item (485x) . cx, . item, 485 ( 0.00%) self.large_error_threshold, 485 ( 0.00%) &self.large_error_ignored, 485 ( 0.00%) self.msrv, . ); . } . 970 ( 0.00%) fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::ImplItem<'_>) { 291 ( 0.00%) must_use::check_impl_item(cx, item); 39,795 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::check_impl_item (97x) 291 ( 0.00%) result::check_impl_item( 169,601 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_impl_item (97x) . cx, . item, 97 ( 0.00%) self.large_error_threshold, 97 ( 0.00%) &self.large_error_ignored, 97 ( 0.00%) self.msrv, . ); . impl_trait_in_params::check_impl_item(cx, item); 485 ( 0.00%) renamed_function_params::check_impl_item(cx, item, &self.trait_ids); 56,787 ( 0.00%) => /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 (97x) 776 ( 0.00%) } . 20 ( 0.00%) fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::TraitItem<'_>) { 2 ( 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); 6 ( 0.00%) must_use::check_trait_item(cx, item); 714 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/must_use.rs:clippy_lints::functions::must_use::check_trait_item (2x) 6 ( 0.00%) result::check_trait_item( 930 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_trait_item (2x) . cx, . item, 2 ( 0.00%) self.large_error_threshold, 2 ( 0.00%) &self.large_error_ignored, 2 ( 0.00%) self.msrv, . ); 2 ( 0.00%) impl_trait_in_params::check_trait_item(cx, item, self.avoid_breaking_exported_api); 8 ( 0.00%) ref_option::check_trait_item(cx, item, self.avoid_breaking_exported_api); 1,898 ( 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 (2x) 16 ( 0.00%) } . . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'tcx>) { 161,000 ( 0.01%) result::check_expr(cx, expr, self.large_error_threshold, &self.large_error_ignored); 559,298 ( 0.04%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_expr (32,200x) . } . } 3,290 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_option_as_slice.rs -------------------------------------------------------------------------------- Ir -- line 48 ---------------------------------------- . . impl ManualOptionAsSlice { . pub fn new(conf: &Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl LateLintPass<'_> for ManualOptionAsSlice { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 161,000 ( 0.01%) let span = expr.span; . if span.from_expansion() { . return; . } 31,565 ( 0.00%) match expr.kind { 509 ( 0.00%) ExprKind::Match(scrutinee, [arm1, arm2], _) 1,488 ( 0.00%) if is_none_pattern(cx, arm2.pat) && check_arms(cx, arm2, arm1) 996 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_none_pattern (147x) 89 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_option_as_slice.rs:clippy_lints::manual_option_as_slice::check_arms (2x) 596 ( 0.00%) || is_none_pattern(cx, arm1.pat) && check_arms(cx, arm1, arm2) => 1,194 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_none_pattern (147x) 46 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_option_as_slice.rs:clippy_lints::manual_option_as_slice::check_arms (1x) . { . check_as_ref(cx, scrutinee, span, self.msrv); . }, 72 ( 0.00%) ExprKind::If(cond, then, Some(other)) => { 161 ( 0.00%) if let ExprKind::Let(let_expr) = cond.kind 17 ( 0.00%) && let Some(binding) = extract_ident_from_some_pat(cx, let_expr.pat) 13 ( 0.00%) && check_some_body(cx, binding, then) . && is_empty_slice(cx, other.peel_blocks()) . { . check_as_ref(cx, let_expr.init, span, self.msrv); . } . }, 3,551 ( 0.00%) ExprKind::MethodCall(seg, callee, [], _) if seg.ident.name == sym::unwrap_or_default => { 4 ( 0.00%) check_map(cx, callee, span, self.msrv); . }, 652 ( 0.00%) ExprKind::MethodCall(seg, callee, [or], _) => match seg.ident.name { 652 ( 0.00%) sym::unwrap_or if is_empty_slice(cx, or) => { 168 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_option_as_slice.rs:clippy_lints::manual_option_as_slice::is_empty_slice (7x) . check_map(cx, callee, span, self.msrv); . }, 56 ( 0.00%) sym::unwrap_or_else if returns_empty_slice(cx, or) => { 2,063 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_option_as_slice.rs:clippy_lints::manual_option_as_slice::returns_empty_slice (14x) . check_map(cx, callee, span, self.msrv); . }, . _ => {}, . }, 15 ( 0.00%) ExprKind::MethodCall(seg, callee, [or_else, map], _) => match seg.ident.name { 12 ( 0.00%) sym::map_or if is_empty_slice(cx, or_else) && is_slice_from_ref(cx, map) => { . check_as_ref(cx, callee, span, self.msrv); . }, . sym::map_or_else if returns_empty_slice(cx, or_else) && is_slice_from_ref(cx, map) => { . check_as_ref(cx, callee, span, self.msrv); . }, . _ => {}, . }, . _ => {}, . } 257,592 ( 0.02%) } . } . 5 ( 0.00%) fn check_map(cx: &LateContext<'_>, map: &Expr<'_>, span: Span, msrv: Msrv) { 4 ( 0.00%) if let ExprKind::MethodCall(seg, callee, [mapping], _) = map.kind . && seg.ident.name == sym::map . && is_slice_from_ref(cx, mapping) . { . check_as_ref(cx, callee, span, msrv); . } 6 ( 0.00%) } . . fn check_as_ref(cx: &LateContext<'_>, expr: &Expr<'_>, span: Span, msrv: Msrv) { . if let ExprKind::MethodCall(seg, callee, [], _) = expr.kind . && seg.ident.name == sym::as_ref . && cx.typeck_results().expr_ty(callee).is_diag_item(cx, sym::Option) . && msrv.meets( . cx, . if clippy_utils::is_in_const_context(cx) { -- line 118 ---------------------------------------- -- line 137 ---------------------------------------- . app, . ); . }, . ); . } . } . . fn extract_ident_from_some_pat(cx: &LateContext<'_>, pat: &Pat<'_>) -> Option { 187 ( 0.00%) if let Some([binding]) = as_some_pattern(cx, pat) 3,425 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::as_some_pattern (17x) 39 ( 0.00%) && let PatKind::Binding(_mode, _hir_id, ident, _inner_pat) = binding.kind . { . Some(ident.name) . } else { . None . } . } . . /// Returns true if `expr` is `std::slice::from_ref()`. Used in `if let`s. . fn check_some_body(cx: &LateContext<'_>, name: Symbol, expr: &Expr<'_>) -> bool { 10 ( 0.00%) if let ExprKind::Call(slice_from_ref, [arg]) = expr.peel_blocks().kind . && is_slice_from_ref(cx, slice_from_ref) . && let ExprKind::Path(QPath::Resolved(None, path)) = arg.kind . && let [seg] = path.segments . { . seg.ident.name == name . } else { . false . } . } . . fn check_arms(cx: &LateContext<'_>, none_arm: &Arm<'_>, some_arm: &Arm<'_>) -> bool { 6 ( 0.00%) if none_arm.guard.is_none() . && some_arm.guard.is_none() 9 ( 0.00%) && is_empty_slice(cx, none_arm.body) 90 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_option_as_slice.rs:clippy_lints::manual_option_as_slice::is_empty_slice (3x) . && let Some(name) = extract_ident_from_some_pat(cx, some_arm.pat) . { . check_some_body(cx, name, some_arm.body) . } else { . false . } 3 ( 0.00%) } . 28 ( 0.00%) fn returns_empty_slice(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 70 ( 0.00%) match expr.kind { . ExprKind::Path(_) => expr.res(cx).is_diag_item(cx, sym::default_fn), 168 ( 0.00%) ExprKind::Closure(cl) => is_empty_slice(cx, cx.tcx.hir_body(cl.body).value), 1,251 ( 0.00%) => ???:::hir_body (14x) 546 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_option_as_slice.rs:clippy_lints::manual_option_as_slice::is_empty_slice (14x) . _ => false, . } . } . . /// Returns if expr returns an empty slice. If: . /// - An indexing operation to an empty array with a built-in range. `[][..]` . /// - An indexing operation with a zero-ended range. `expr[..0]` . /// - A reference to an empty array. `&[]` . /// - Or a call to `Default::default`. 72 ( 0.00%) fn is_empty_slice(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 24 ( 0.00%) let expr = peel_hir_expr_refs(expr.peel_blocks()).0; 120 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::peel_hir_expr_refs (24x) 152 ( 0.00%) match expr.kind { . ExprKind::Index(arr, range, _) => match arr.kind { . ExprKind::Array([]) => is_range_literal(range), . ExprKind::Array(_) => { . let Some(range) = clippy_utils::higher::Range::hir(cx, range) else { . return false; . }; . range.end.is_some_and(|e| clippy_utils::is_integer_literal(e, 0)) . }, . _ => false, . }, . ExprKind::Array([]) => true, 18 ( 0.00%) ExprKind::Call(def, []) => def.res(cx).is_diag_item(cx, sym::default_fn), . _ => false, . } 72 ( 0.00%) } . . fn is_slice_from_ref(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { . expr.basic_res().is_diag_item(cx, sym::slice_from_ref) . } 223 ( 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 { 9,615 ( 0.00%) self.def_key(id).parent.map(|index| DefId { index, ..id }) 20,105 ( 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:: (216x) . } . . #[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] 792 ( 0.00%) pub fn local_parent(self, id: impl Into) -> LocalDefId { . self.parent(id.into().to_def_id()).expect_local() 297 ( 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 { 256 ( 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 635 ---------------------------------------- . // the types of AST nodes. . #[derive(Copy, Clone, PartialEq, Eq, Hash)] . pub struct CReaderCacheKey { . pub cnum: Option, . pub pos: usize, . } . . /// Use this rather than `TyKind`, whenever possible. 68 ( 0.00%) #[derive(Copy, Clone, PartialEq, Eq, Hash, StableHash)] . #[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> { 904 ( 0.00%) *self.kind() . } . } . . impl<'tcx> rustc_type_ir::Flags for Ty<'tcx> { . fn flags(&self) -> TypeFlags { 778 ( 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 = 76 ( 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 { 140 ( 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. 261 ( 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 { 408 ( 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. 1,302 ( 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()) 910 ( 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" . ); */ 402 ( 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> { 87 ( 0.00%) pub typing_env: TypingEnv<'tcx>, . pub value: T, . } . . #[derive(Copy, Clone, Debug, StableHash, Encodable, Decodable)] . pub struct Destructor { . /// The `DefId` of the destructor method . pub did: DefId, . } -- line 1365 ---------------------------------------- -- line 1477 ---------------------------------------- . . #[inline] . pub fn ctor_kind(&self) -> Option { . self.ctor.map(|(kind, _)| kind) . } . . #[inline] . pub fn ctor_def_id(&self) -> Option { 100 ( 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. 4,942 ( 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 { 2,118 ( 0.00%) let def_key = self.def_key(def_id); 60,925 ( 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:: (706x) 4,236 ( 0.00%) match def_key.disambiguated_data.data { . // The name of a constructor is that of its parent. . rustc_hir::definitions::DefPathData::Ctor => self . .opt_item_name(DefId { krate: def_id.krate, index: def_key.parent.unwrap() }), . _ => def_key.get_opt_name(), . } . } 4,236 ( 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(); 2,513 ( 0.00%) self.opt_item_name(id).unwrap_or_else(|| { 640 ( 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:: (5x) . 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)] 454 ( 0.00%) self.get_all_attrs(did).iter().filter(move |a: &&hir::Attribute| a.has_name(attr)) 32,942 ( 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:: (227x) . } . . /// 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."] 4,176 ( 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() { 840 ( 0.00%) self.hir_attrs(self.local_def_id_to_hir_id(did)) 2,756 ( 0.00%) => ???:::hir_attrs (53x) . } else { . self.attrs_for_def(did) . } 3,712 ( 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(); 60 ( 0.00%) self.opt_associated_item(def_id)?.trait_item_def_id() 1,755 ( 0.00%) => ???:::opt_associated_item (15x) . } . . /// 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. 972 ( 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(); 182 ( 0.00%) self.impl_trait_header(def_id).trait_ref 688 ( 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(); 213 ( 0.00%) self.impl_trait_ref(def_id).skip_binder().def_id 6,035 ( 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:: (71x) . } . . /// 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(); 160 ( 0.00%) matches!( 80 ( 0.00%) self.def_kind(def_id), . DefKind::Fn | DefKind::AssocFn | DefKind::Ctor(_, CtorKind::Fn) | DefKind::Closure 40 ( 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 ---------------------------------------- 382 ( 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. 322 ( 0.00%) pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, receiver: &Expr<'_>) { . if cx . .typeck_results() 184 ( 0.00%) .type_dependent_def_id(expr.hir_id) 2,346 ( 0.00%) => ???:::type_dependent_def_id (46x) 322 ( 0.00%) .and_then(|id| cx.tcx.trait_of_assoc(id)) 14,075 ( 0.00%) => ???:::trait_of_assoc (46x) 92 ( 0.00%) .zip(cx.tcx.lang_items().clone_trait()) 1,840 ( 0.00%) => ???:::lang_items (46x) . .is_none_or(|(x, y)| x != y) . { . return; . } 138 ( 0.00%) let arg_adjustments = cx.typeck_results().expr_adjustments(receiver); 1,978 ( 0.00%) => ???:::expr_adjustments (46x) . let arg_ty = arg_adjustments . .last() . .map_or_else(|| cx.typeck_results().expr_ty(receiver), |a| a.target); . 184 ( 0.00%) let ty = cx.typeck_results().expr_ty(expr); 1,840 ( 0.00%) => ???:::expr_ty (46x) 92 ( 0.00%) if let ty::Ref(_, inner, _) = arg_ty.kind() 138 ( 0.00%) && let ty::Ref(..) = inner.kind() . { . return; // don't report clone_on_copy . } . 184 ( 0.00%) if !is_copy(cx, ty) { 95,743 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::is_copy (46x) . 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, . ); 368 ( 0.00%) } . 2,877 ( 0.00%) pub(super) fn check_function(cx: &LateContext<'_>, expr: &Expr<'_>) { 1,233 ( 0.00%) let ExprKind::Call(func, args) = expr.kind else { return }; . 2,466 ( 0.00%) if let ExprKind::Path(qpath) = func.kind 2,466 ( 0.00%) && let Some(def_id) = cx.typeck_results().qpath_res(&qpath, func.hir_id).opt_def_id() 12,457 ( 0.00%) => ???:::qpath_res (411x) 3,999 ( 0.00%) && cx.tcx.trait_of_assoc(def_id) == cx.tcx.lang_items().clone_trait() 46,044 ( 0.00%) => ???:::trait_of_assoc (396x) 15,840 ( 0.00%) => ???:::lang_items (396x) . && 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, . ); . } 3,288 ( 0.00%) } 1,767 ( 0.00%) -------------------------------------------------------------------------------- -- 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 { 212,562 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 60,732 ( 0.00%) if let ExprKind::FormatArgs(args) = &expr.kind { 469 ( 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()); . } 242,928 ( 0.02%) } . . 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. 536 ( 0.00%) let arg_sp = if let Some(arg_sp) = walk_span_to_context(args.span, fmt_sp.ctxt) { 5,762 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::walk_span_to_context (67x) . 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. 902 ( 0.00%) while !fmt_sp.ctxt.is_root() { 3,584 ( 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) { 67 ( 0.00%) Some(call_sp) if call_sp.lo <= arg_sp.lo && arg_sp.hi <= call_sp.hi => { 134 ( 0.00%) fmt_sp = *call_sp; 268 ( 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(), . } . } . }; 335 ( 0.00%) if fmt_sp.ctxt.in_external_macro(sm) { 6,767 ( 0.00%) => ???:::in_external_macro (67x) . return true; . } 469 ( 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. 67 ( 0.00%) args.arguments 134 ( 0.00%) .explicit_args() 402 ( 0.00%) => ???:::explicit_args (67x) . .iter() 160 ( 0.00%) .try_fold(src.range.end, |start, arg| { 215 ( 0.00%) let expr_sp = walk_span_to_context(arg.expr.span, fmt_sp.ctxt)?.data(); 3,782 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/source.rs:clippy_utils::source::walk_span_to_context (43x) 129 ( 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 ---------------------------------------- 1,230 ( 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. 128,839 ( 0.01%) let var = if let ExprKind::Assign(lhs, ..) | ExprKind::AssignOp(_, lhs, _) = expr.kind . && let Some(var) = lhs.res_local_id() 54 ( 0.00%) && expr.span.desugaring_kind().is_none() 1,710 ( 0.00%) => ???:::desugaring_kind (18x) . { . var . } else { . return; . }; 90 ( 0.00%) let mut visitor = ReadVisitor { . cx, . var, . write_expr: expr, . last_expr: expr, . }; . check_for_unsequenced_reads(&mut visitor); 32,200 ( 0.00%) } . fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) { 27,074 ( 0.00%) match stmt.kind { 1,530 ( 0.00%) StmtKind::Let(local) => { 4,590 ( 0.00%) if let LetStmt { init: Some(e), .. } = local { 4,587 ( 0.00%) DivergenceVisitor { cx }.visit_expr(e); 1,688,350 ( 0.11%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::visit_expr (1,529x) . } . }, 21,385 ( 0.00%) StmtKind::Expr(e) | StmtKind::Semi(e) => DivergenceVisitor { cx }.maybe_walk_expr(e), 2,315,850 ( 0.16%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::maybe_walk_expr (4,277x) . StmtKind::Item(..) => {}, . } . } . } . . struct DivergenceVisitor<'a, 'tcx> { . cx: &'a LateContext<'tcx>, . } . . impl<'tcx> DivergenceVisitor<'_, 'tcx> { 141,565 ( 0.01%) fn maybe_walk_expr(&mut self, e: &'tcx Expr<'_>) { 225,804 ( 0.02%) match e.kind { . ExprKind::Closure(..) | ExprKind::If(..) | ExprKind::Loop(..) => {}, 576 ( 0.00%) ExprKind::Match(e, arms, _) => { 576 ( 0.00%) self.visit_expr(e); 298,135 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::visit_expr'2 (130x) 147,348 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::visit_expr (48x) . for arm in arms { 1,368 ( 0.00%) if let Some(if_expr) = arm.guard { 24 ( 0.00%) self.visit_expr(if_expr); 3,710 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::visit_expr'2 (10x) 363 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::visit_expr (1x) . } . // make sure top level arm expressions aren't linted 1,368 ( 0.00%) self.maybe_walk_expr(arm.body); 130,697 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::maybe_walk_expr'2 (438x) . } . }, 195,972 ( 0.01%) _ => walk_expr(self, e), 2,905,487 ( 0.20%) => /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:: (5,557x) . } 1,902 ( 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 { 618 ( 0.00%) !matches!(stmt.kind, StmtKind::Item(..)) . } . . impl<'tcx> Visitor<'tcx> for DivergenceVisitor<'_, 'tcx> { 165,060 ( 0.01%) fn visit_expr(&mut self, e: &'tcx Expr<'_>) { 164,871 ( 0.01%) match e.kind { . // fix #10776 3,774 ( 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); 62 ( 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), 1,620 ( 0.00%) ExprKind::Call(func, _) => { 3,240 ( 0.00%) let typ = self.cx.typeck_results().expr_ty(func); 35,840 ( 0.00%) => ???:::expr_ty (895x) . if typ.is_fn() { 9,720 ( 0.00%) let sig = typ.fn_sig(self.cx.tcx); 299,284 ( 0.02%) => ???:::fn_sig (895x) 12,960 ( 0.00%) if self.cx.tcx.instantiate_bound_regions_with_erased(sig).output().kind() == &ty::Never { 129,798 ( 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::> (895x) . self.report_diverging_sub_expr(e); . } . } . }, . ExprKind::MethodCall(..) => { 786 ( 0.00%) let borrowed_table = self.cx.typeck_results(); 3,144 ( 0.00%) if borrowed_table.expr_ty(e).is_never() { 18,920 ( 0.00%) => ???:::expr_ty (473x) . self.report_diverging_sub_expr(e); . } . }, . _ => { . // do not lint expressions referencing objects of type `!`, as that required a . // diverging expression . // to begin with . }, . } 70,740 ( 0.00%) self.maybe_walk_expr(e); 1,543,558 ( 0.10%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::maybe_walk_expr'2 (12,851x) 1,297,155 ( 0.09%) => site/frontend/rust-clippy/clippy_lints/src/mixed_read_write_in_expression.rs:::maybe_walk_expr (1,529x) 141,480 ( 0.01%) } . 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<'_, '_>) { 72 ( 0.00%) let mut cur_id = vis.write_expr.hir_id; . loop { 1,932 ( 0.00%) let parent_id = vis.cx.tcx.parent_hir_id(cur_id); 20,523 ( 0.00%) => ???:::parent_hir_id (325x) 321 ( 0.00%) if parent_id == cur_id { . break; . } . 3,549 ( 0.00%) let stop_early = match vis.cx.tcx.hir_node(parent_id) { 20,150 ( 0.00%) => ???:::hir_node (325x) 140 ( 0.00%) Node::Expr(expr) => check_expr(vis, expr), 174 ( 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 { 188 ( 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 ---------------------------------------- -- line 315 ---------------------------------------- . /// in the lint). . write_expr: &'tcx Expr<'tcx>, . /// The last (highest in the AST) expression we've checked, so we know not . /// to recheck it. . last_expr: &'tcx Expr<'tcx>, . } . . impl<'tcx> Visitor<'tcx> for ReadVisitor<'_, 'tcx> { 357 ( 0.00%) fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { 102 ( 0.00%) if expr.hir_id == self.last_expr.hir_id { . return; . } . 6 ( 0.00%) if expr.res_local_id() == Some(self.var) . // Check that this is a read, not a write. . && !is_in_assignment_position(self.cx, expr) . { . span_lint_and_then( . self.cx, . MIXED_READ_WRITE_IN_EXPRESSION, . expr.span, . format!("unsequenced read of `{}`", self.cx.tcx.hir_name(self.var)), -- line 336 ---------------------------------------- -- line 337 ---------------------------------------- . |diag| { . diag.span_note( . self.write_expr.span, . "whether read occurs before this write depends on evaluation order", . ); . }, . ); . } 92 ( 0.00%) match expr.kind { . // We're about to descend a closure. Since we don't know when (or . // if) the closure will be evaluated, any reads in it might not . // occur here (or ever). Like above, bail to avoid false positives. . ExprKind::Closure{..} | . . // We want to avoid a false positive when a variable name occurs . // only to have its address taken, so we stop here. Technically, . // this misses some weird cases, eg. -- line 353 ---------------------------------------- -- line 359 ---------------------------------------- . // . // TODO: fix this . ExprKind::AddrOf(_, _, _) => { . return; . } . _ => {} . } . 29 ( 0.00%) walk_expr(self, expr); 1,834 ( 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 (24x) 408 ( 0.00%) } . } . . /// Returns `true` if `expr` is the LHS of an assignment, like `expr = ...`. . fn is_in_assignment_position(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { . if let Some(parent) = get_parent_expr(cx, expr) . && let ExprKind::Assign(lhs, ..) = parent.kind . { . return lhs.hir_id == expr.hir_id; -- line 376 ---------------------------------------- 55,992 ( 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 { 52 ( 0.00%) camel_case_start_from_idx(s, 0) 2,082 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::camel_case_start_from_idx (13x) . } . . /// 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)); . /// ``` 280 ( 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 { 203 ( 0.00%) if byte_index < start_idx { . break; . } 158 ( 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 224 ( 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)] . /// ); . /// ``` 130 ( 0.00%) pub fn camel_case_indices(s: &str) -> Vec { . let mut result = Vec::new(); . let mut str_idx = camel_case_start(s); . 56 ( 0.00%) while str_idx.byte_index < s.len() { 15 ( 0.00%) let next_idx = str_idx.byte_index + 1; . result.push(str_idx); 90 ( 0.00%) str_idx = camel_case_start_from_idx(s, next_idx); 2,225 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::camel_case_start_from_idx (15x) . } . result.push(str_idx); . 39 ( 0.00%) result 104 ( 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"]); . /// ``` 143 ( 0.00%) pub fn camel_case_split(s: &str) -> Vec<&str> { 13 ( 0.00%) let mut offsets = camel_case_indices(s) 6,544 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::camel_case_indices (13x) . .iter() . .map(|e| e.byte_index) . .collect::>(); 26 ( 0.00%) if offsets[0] != 0 { . offsets.insert(0, 0); . } . 43 ( 0.00%) offsets.windows(2).map(|w| &s[w[0]..w[1]]).collect() 117 ( 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] 638 ( 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))| { 6 ( 0.00%) StrCount::new(char_index + 1, byte_index + character.len_utf8()) . }) 522 ( 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] 638 ( 0.00%) pub fn count_match_end(str1: &str, str2: &str) -> StrCount { . let char_count = str1.chars().count(); 116 ( 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) . }) 522 ( 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"); . /// ``` 24 ( 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 8 ( 0.00%) if i != 0 { . s.push('_'); . } . s.extend(c.to_lowercase()); . } else { . s.push(c); . } . } 21 ( 0.00%) s 24 ( 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"); . /// ``` 2,772 ( 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(); . } 4,006 ( 0.00%) if c == '_' { . up = true; . continue; . } 2,492 ( 0.00%) if up { . up = false; . s.extend(c.to_uppercase()); . } else { . s.push(c); . } . } 774 ( 0.00%) s 2,772 ( 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 ---------------------------------------- 431 ( 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 { 193,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { . // check for instances of 0.0/0.0 64,400 ( 0.00%) if let ExprKind::Binary(ref op, left, right) = expr.kind 91 ( 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. . && let ecx = ConstEvalCtxt::new(cx) . && let ctxt = expr.span.ctxt() . && let Some(lhs_value) = ecx.eval_local(left, ctxt) . && let Some(rhs_value) = ecx.eval_local(right, ctxt) . // FIXME(f16_f128): add these types when eq is available on all platforms -- line 43 ---------------------------------------- -- 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"), . ); . } 225,400 ( 0.02%) } . } -------------------------------------------------------------------------------- -- 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; . 2,877 ( 0.00%) pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, func: &Expr<'_>, args: &[Expr<'_>]) { 1,765 ( 0.00%) if let ExprKind::Path(QPath::TypeRelative(ty, p)) = func.kind 565 ( 0.00%) && let TyKind::Path(QPath::Resolved(_, func_path)) = ty.kind 121 ( 0.00%) && p.ident.name == sym::new . && let Some(func_def_id) = func_path.res.opt_def_id() 75 ( 0.00%) && matches!( 300 ( 0.00%) cx.tcx.get_diagnostic_name(func_def_id), 4,247 ( 0.00%) => ???:::get_diagnostic_name (75x) . 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); . }); . } 3,288 ( 0.00%) } 421 ( 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 { 161,000 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 96,600 ( 0.01%) if cx.tcx.sess.edition() >= Edition::Edition2024 { . return; . } . 161,058 ( 0.01%) let (scrutinee, keyword_fallback) = match expr.kind { 765 ( 0.00%) ExprKind::Match(scrutinee, _, _) => (scrutinee, "`match`"), 58 ( 0.00%) ExprKind::Let(let_expr) => (let_expr.init, "`if let` / `while let`"), . _ => return, . }; . 796 ( 0.00%) if scrutinee.span.from_expansion() || expr.span.from_expansion() { . return; . } . 202 ( 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, . ); . }); . } 161,000 ( 0.01%) } . } 371 ( 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 64,602 ( 0.00%) if let ExprKind::Unary(UnOp::Not, inner) = expr.kind 32 ( 0.00%) && let ExprKind::Binary(ref op, left, _) = inner.kind . && 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, &[]) -- line 56 ---------------------------------------- -- 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", . ); . } . } 257,600 ( 0.02%) } . } -------------------------------------------------------------------------------- -- 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 72 ( 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); 193,200 ( 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 { 172 ( 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 { 15 ( 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), . ]; . 1,440 ( 0.00%) fn is_infinite(cx: &LateContext<'_>, expr: &Expr<'_>) -> Finiteness { 1,152 ( 0.00%) match expr.kind { 164 ( 0.00%) ExprKind::MethodCall(method, receiver, args, _) => { 10 ( 0.00%) for &(name, len, heuristic, cap) in &HEURISTICS { 1,368 ( 0.00%) if method.ident.name == name && args.len() == len { 30 ( 0.00%) return (match heuristic { . Always => Infinite, 10 ( 0.00%) First => is_infinite(cx, receiver), 1,470 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/infinite_iter.rs:clippy_lints::infinite_iter::is_infinite'2 (10x) . Any => is_infinite(cx, receiver).or(is_infinite(cx, &args[0])), . All => is_infinite(cx, receiver).and(is_infinite(cx, &args[0])), . }) . .and(cap); . } . } . if method.ident.name == sym::flat_map . && args.len() == 1 -- line 161 ---------------------------------------- -- 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), 5 ( 0.00%) ExprKind::Call(path, _) => { 15 ( 0.00%) if let ExprKind::Path(ref qpath) = path.kind { 30 ( 0.00%) cx.qpath_res(qpath, path.hir_id) 115 ( 0.00%) => ???:::qpath_res (5x) . .opt_def_id() 15 ( 0.00%) .is_some_and(|id| cx.tcx.is_diagnostic_item(sym::iter_repeat, id)) 500 ( 0.00%) => ???:::is_diagnostic_item (5x) . .into() . } else { . Finite . } . }, . ExprKind::Struct(..) => higher::Range::hir(cx, expr).is_some_and(|r| r.end.is_none()).into(), . _ => Finite, . } 1,008 ( 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 { 160,818 ( 0.01%) match expr.kind { 3,402 ( 0.00%) ExprKind::MethodCall(method, receiver, args, _) => { 1,134 ( 0.00%) let method_str = method.ident.name; . for &(name, len) in &COMPLETING_METHODS { 24,924 ( 0.00%) if method_str == name && args.len() == len { . return is_infinite(cx, receiver); . } . } . for &(name, len) in &POSSIBLY_COMPLETING_METHODS { 7,428 ( 0.00%) if method_str == name && args.len() == len { 20 ( 0.00%) return MaybeInfinite.and(is_infinite(cx, receiver)); 1,470 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/infinite_iter.rs:clippy_lints::infinite_iter::is_infinite (10x) . } . } 2,242 ( 0.00%) if method.ident.name == sym::last && args.is_empty() { 2 ( 0.00%) let not_double_ended = cx . .tcx 2 ( 0.00%) .get_diagnostic_item(sym::DoubleEndedIterator) 106 ( 0.00%) => ???:::get_diagnostic_item (1x) 10 ( 0.00%) .is_some_and(|id| !implements_trait(cx, cx.typeck_results().expr_ty(receiver), id, &[])); 179,219 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::implements_trait (1x) 40 ( 0.00%) => ???:::expr_ty (1x) 2 ( 0.00%) if not_double_ended { . return is_infinite(cx, receiver); . } 1,120 ( 0.00%) } else if method.ident.name == sym::collect { 38 ( 0.00%) let ty = cx.typeck_results().expr_ty(expr); 760 ( 0.00%) => ???:::expr_ty (19x) 87 ( 0.00%) if matches!( . ty.opt_diag_name(cx), . Some( . sym::BinaryHeap . | sym::BTreeMap . | sym::BTreeSet . | sym::HashMap . | sym::HashSet . | sym::LinkedList -- line 246 ---------------------------------------- -- line 247 ---------------------------------------- . | sym::Vec . | sym::VecDeque, . ) . ) { . return is_infinite(cx, receiver); . } . } . }, 112 ( 0.00%) ExprKind::Binary(op, l, r) if op.node.is_comparison() => { 336 ( 0.00%) return is_infinite(cx, l).and(is_infinite(cx, r)).and(MaybeInfinite); 4,714 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/infinite_iter.rs:clippy_lints::infinite_iter::is_infinite (112x) . }, // TODO: ExprKind::Loop + Match . _ => (), . } . Finite . } 11,448 ( 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 { 1,321 ( 0.00%) Self { . cx, 403 ( 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 { 500 ( 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 { 12 ( 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`. 55 ( 0.00%) pub fn inter_expr(&mut self, ctxt: SyntaxContext) -> HirEqInterExpr<'_, 'a, 'tcx> { 6,456 ( 0.00%) HirEqInterExpr { . inner: self, . eval_ctxt: ctxt, . prev_left_ctxt: ctxt, . prev_right_ctxt: ctxt, . locals: HirIdMap::default(), . local_items: FxIndexMap::default(), . } 55 ( 0.00%) } . 144 ( 0.00%) pub fn eq_block(&mut self, ctxt: SyntaxContext, left: &Block<'_>, right: &Block<'_>) -> bool { 432 ( 0.00%) self.inter_expr(ctxt).eq_block(left, right) 295,220 ( 0.02%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_block (72x) 1,152 ( 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:: (72x) 288 ( 0.00%) } . 312 ( 0.00%) pub fn eq_expr(&mut self, ctxt: SyntaxContext, left: &Expr<'_>, right: &Expr<'_>) -> bool { 1,536 ( 0.00%) self.inter_expr(ctxt).eq_expr(left, right) 66,958 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr (100x) 1,600 ( 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:: (100x) 624 ( 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 164 ---------------------------------------- . // right. For example, when comparing `{ let x = 1; x + 2 }` and `{ let y = 1; y + 2 }`, . // these blocks are considered equal since `x` is mapped to `y`. . pub locals: HirIdMap, . pub local_items: FxIndexMap, . } . . impl HirEqInterExpr<'_, '_, '_> { . pub fn set_eval_ctxt(&mut self, ctxt: SyntaxContext) { 6 ( 0.00%) self.eval_ctxt = ctxt; . self.prev_left_ctxt = ctxt; 8 ( 0.00%) self.prev_right_ctxt = ctxt; . } . 160 ( 0.00%) pub fn eq_stmt(&mut self, left: &Stmt<'_>, right: &Stmt<'_>) -> bool { 64 ( 0.00%) if self.check_ctxt(left.span.ctxt(), right.span.ctxt()) == Some(false) { 480 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::check_ctxt (16x) . return false; . } . 112 ( 0.00%) match (&left.kind, &right.kind) { . (StmtKind::Let(l), StmtKind::Let(r)) => { . // This additional check ensures that the type of the locals are equivalent even if the init . // expression or type have some inferred parts. 40 ( 0.00%) if let Some((typeck_lhs, typeck_rhs)) = self.inner.maybe_typeck_results { 40 ( 0.00%) let l_ty = typeck_lhs.pat_ty(l.pat); 320 ( 0.00%) => ???:::pat_ty (8x) 32 ( 0.00%) let r_ty = typeck_rhs.pat_ty(r.pat); 320 ( 0.00%) => ???:::pat_ty (8x) 15 ( 0.00%) if l_ty != r_ty { . return false; . } . } . . // eq_pat adds the HirIds to the locals map. We therefore call it last to make sure that . // these only get added if the init and type is equal. 33 ( 0.00%) both(l.init.as_ref(), r.init.as_ref(), |l, r| self.eq_expr(l, r)) 2,418 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (2x) 2,601 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr (5x) 2 ( 0.00%) && both(l.ty.as_ref(), r.ty.as_ref(), |l, r| self.eq_ty(l, r)) 4 ( 0.00%) && both(l.els.as_ref(), r.els.as_ref(), |l, r| self.eq_block(l, r)) 22 ( 0.00%) && self.eq_pat(l.pat, r.pat) 918 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_pat (2x) . }, 88 ( 0.00%) (StmtKind::Expr(l), StmtKind::Expr(r)) | (StmtKind::Semi(l), StmtKind::Semi(r)) => self.eq_expr(l, r), 5,696 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (2x) 5,089 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr (6x) . (StmtKind::Item(l), StmtKind::Item(r)) => self.eq_item(*l, *r), . _ => false, . } 54 ( 0.00%) } . . pub fn eq_item(&mut self, l: ItemId, r: ItemId) -> bool { . let left = self.inner.cx.tcx.hir_item(l); . let right = self.inner.cx.tcx.hir_item(r); . let eq = match (left.kind, right.kind) { . ( . ItemKind::Const(l_ident, l_generics, l_ty, ConstItemRhs::Body(l_body)), . ItemKind::Const(r_ident, r_generics, r_ty, ConstItemRhs::Body(r_body)), -- line 213 ---------------------------------------- -- 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. 525 ( 0.00%) fn eq_block(&mut self, left: &Block<'_>, right: &Block<'_>) -> bool { . use TokenKind::{Semi, Whitespace}; 225 ( 0.00%) if left.stmts.len() != right.stmts.len() { . return false; . } 310 ( 0.00%) let lspan = left.span.data(); 310 ( 0.00%) let rspan = right.span.data(); 682 ( 0.00%) match self.check_ctxt(lspan.ctxt, rspan.ctxt) { 1,806 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::check_ctxt (62x) . Some(false) => return false, 120 ( 0.00%) None if self.eval_ctxt.is_root() => {}, . _ => { . // Don't try to check in between statements inside macros. 16 ( 0.00%) return over(left.stmts, right.stmts, |left, right| self.eq_stmt(left, right)) 9,602 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_stmt (4x) . && both(left.expr.as_ref(), right.expr.as_ref(), |left, right| { 4 ( 0.00%) self.eq_expr(left, right) 908 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (2x) . }); . }, . } . 120 ( 0.00%) let mut lstart = lspan.lo; 60 ( 0.00%) let mut rstart = rspan.lo; . . for (left, right) in left.stmts.iter().zip(right.stmts) { 56 ( 0.00%) if !self.eq_stmt(left, right) { 5,464 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_stmt (8x) . 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 { . return false; . }; . let Some(rstmt_span) = walk_span_to_context(right.span, rspan.ctxt) else { -- line 418 ---------------------------------------- -- line 435 ---------------------------------------- . }) { . return false; . } . . lstart = lstmt_span.hi; . rstart = rstmt_span.hi; . } . 312 ( 0.00%) let (lend, rend) = match (left.expr, right.expr) { . (Some(left), Some(right)) => { 312 ( 0.00%) if !self.eq_expr(left, right) { 279,651 ( 0.02%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr (51x) 77 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (1x) . 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) . }) 600 ( 0.00%) } . 2,134 ( 0.00%) fn should_ignore(&self, expr: &Expr<'_>) -> bool { 20 ( 0.00%) macro_backtrace(expr.span).last().is_some_and(|macro_call| { 20 ( 0.00%) matches!( 100 ( 0.00%) self.inner.cx.tcx.get_diagnostic_name(macro_call.def_id), 1,060 ( 0.00%) => ???:::get_diagnostic_name (20x) . Some(sym::todo_macro | sym::unimplemented_macro) . ) . }) 1,552 ( 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)] 5,150 ( 0.00%) pub fn eq_expr(&mut self, left: &Expr<'_>, right: &Expr<'_>) -> bool { 4,278 ( 0.00%) match self.check_ctxt(left.span.ctxt(), right.span.ctxt()) { 230,295 ( 0.02%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::check_ctxt (320x) . None => { 1,820 ( 0.00%) if let Some((typeck_lhs, typeck_rhs)) = self.inner.maybe_typeck_results 3,276 ( 0.00%) && typeck_lhs.expr_ty(left) == typeck_rhs.expr_ty(right) 16,424 ( 0.00%) => ???:::expr_ty (410x) 4,695 ( 0.00%) && let (Some(l), Some(r)) = ( 1,304 ( 0.00%) ConstEvalCtxt::with_env(self.inner.cx.tcx, self.inner.cx.typing_env(), typeck_lhs) 5,220 ( 0.00%) => ???:::typing_env (174x) 326 ( 0.00%) .eval_local(left, self.eval_ctxt), 1,304 ( 0.00%) ConstEvalCtxt::with_env(self.inner.cx.tcx, self.inner.cx.typing_env(), typeck_rhs) 5,220 ( 0.00%) => ???:::typing_env (174x) 326 ( 0.00%) .eval_local(right, self.eval_ctxt), . ) 28 ( 0.00%) && l == r 111 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/consts.rs:::eq (3x) . { . return true; 751 ( 0.00%) } 1,364 ( 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:: (44x) . }, . Some(false) => return false, . Some(true) => {}, . } . 2,774 ( 0.00%) let is_eq = match ( 2,376 ( 0.00%) reduce_exprkind(self.inner.cx, self.eval_ctxt, &left.kind), 845 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::reduce_exprkind (205x) 1,980 ( 0.00%) reduce_exprkind(self.inner.cx, self.eval_ctxt, &right.kind), 845 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::reduce_exprkind (205x) . ) { . (ExprKind::AddrOf(lb, l_mut, le), ExprKind::AddrOf(rb, r_mut, re)) => { 18 ( 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, _)) => { 3 ( 0.00%) 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)) => { 4 ( 0.00%) self.inner.allow_side_effects && lo.node == ro.node && self.eq_expr(ll, rl) && self.eq_expr(lr, rr) . }, 12 ( 0.00%) (ExprKind::Block(l, _), ExprKind::Block(r, _)) => self.eq_block(l, r), 243 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_block (1x) . (ExprKind::Binary(l_op, ll, lr), ExprKind::Binary(r_op, rl, rr)) => { 111 ( 0.00%) l_op.node == r_op.node && self.eq_expr(ll, rl) && self.eq_expr(lr, rr) 11,669 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (12x) 100 ( 0.00%) || self.swap_binop(l_op.node, ll, lr).is_some_and(|(l_op, ll, lr)| { 54 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::swap_binop (6x) 42 ( 0.00%) l_op == r_op.node && self.eq_expr(ll, rl) && self.eq_expr(lr, rr) 1,436 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (5x) 30 ( 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)) => { 734 ( 0.00%) self.inner.allow_side_effects && self.eq_expr(l_fun, r_fun) && self.eq_exprs(l_args, r_args) 26,054 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (30x) . }, . (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)) => { 12 ( 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)) => { . self.eq_pat(l.pat, r.pat) . && both(l.ty.as_ref(), r.ty.as_ref(), |l, r| self.eq_ty(l, r)) . && self.eq_expr(l.init, r.init) . }, . (ExprKind::Lit(l), ExprKind::Lit(r)) => { 45 ( 0.00%) if self.check_ctxt(l.span.ctxt(), r.span.ctxt()) == Some(false) { 145 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::check_ctxt (5x) . return false; . } 18 ( 0.00%) l.node == r.node 52 ( 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 (5x) . }, . (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(_))))) 21 ( 0.00%) && self.eq_expr(le, re) 7,458 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (3x) 18 ( 0.00%) && over(la, ra, |l, r| { 8,899 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::over::::eq_expr::{closure#7}> (3x) 42 ( 0.00%) self.eq_pat(l.pat, r.pat) 2,270 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_pat (5x) 4 ( 0.00%) && both(l.guard.as_ref(), r.guard.as_ref(), |l, r| self.eq_expr(l, r)) 16 ( 0.00%) && self.eq_expr(l.body, r.body) 6,450 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (4x) . }) . }, . ( . ExprKind::MethodCall(l_path, l_receiver, l_args, _), . ExprKind::MethodCall(r_path, r_receiver, r_args, _), . ) => { 60 ( 0.00%) self.inner.allow_side_effects 119 ( 0.00%) && self.eq_path_segment(l_path, r_path) 480 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_path_segment (10x) 72 ( 0.00%) && self.eq_expr(l_receiver, r_receiver) 3,017 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (5x) 32 ( 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) . }, 852 ( 0.00%) (ExprKind::Path(l), ExprKind::Path(r)) => self.eq_qpath(l, r), 1,131 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_qpath (19x) . (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)) => { . self.eq_qpath(l_path, r_path) . && match (lo, ro) { . (StructTailExpr::Base(l),StructTailExpr::Base(r)) => self.eq_expr(l, r), -- line 610 ---------------------------------------- -- line 612 ---------------------------------------- . (StructTailExpr::DefaultFields(_), StructTailExpr::DefaultFields(_)) => true, . _ => false, . } . && over(lf, rf, |l, r| self.eq_expr_field(l, r)) . }, . (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), 2 ( 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, . }; 1,923 ( 0.00%) (is_eq && (!self.should_ignore(left) || !self.should_ignore(right))) 961 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::should_ignore (31x) 404 ( 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)) . }) 4,120 ( 0.00%) } . . fn eq_exprs(&mut self, left: &[Expr<'_>], right: &[Expr<'_>]) -> bool { 563 ( 0.00%) over(left, right, |l, r| self.eq_expr(l, r)) 120,551 ( 0.01%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr'2 (42x) . } . . fn eq_expr_field(&mut self, left: &ExprField<'_>, right: &ExprField<'_>) -> bool { . left.ident.name == right.ident.name && self.eq_expr(left.expr, right.expr) . } . . fn eq_generic_arg(&mut self, left: &GenericArg<'_>, right: &GenericArg<'_>) -> bool { . match (left, right) { -- line 693 ---------------------------------------- -- line 760 ---------------------------------------- . } . . fn eq_lifetime(left: &Lifetime, right: &Lifetime) -> bool { . left.kind == right.kind . } . . fn eq_pat_field(&mut self, left: &PatField<'_>, right: &PatField<'_>) -> bool { . let (PatField { ident: li, pat: lp, .. }, PatField { ident: ri, pat: rp, .. }) = (&left, &right); 32 ( 0.00%) li.name == ri.name && self.eq_pat(lp, rp) 1,238 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_pat'2 (4x) . } . . fn eq_pat_expr(&mut self, left: &PatExpr<'_>, right: &PatExpr<'_>) -> bool { . match (&left.kind, &right.kind) { . ( . PatExprKind::Lit { . lit: left, . negated: left_neg, -- line 776 ---------------------------------------- -- 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. 143 ( 0.00%) fn eq_pat(&mut self, left: &Pat<'_>, right: &Pat<'_>) -> bool { 145 ( 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, ..)) => { 20 ( 0.00%) 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)) => { . 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)) => { 6 ( 0.00%) let eq = lb == rb && both(lp.as_ref(), rp.as_ref(), |l, r| self.eq_pat(l, r)); 18 ( 0.00%) if eq { 24 ( 0.00%) self.locals.insert(*li, *ri); . } . eq . }, . (PatKind::Expr(l), PatKind::Expr(r)) => self.eq_pat_expr(l, r), . (PatKind::Tuple(l, ls), PatKind::Tuple(r, rs)) => ls == rs && over(l, r, |l, r| self.eq_pat(l, r)), . (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)) -- line 809 ---------------------------------------- -- line 813 ---------------------------------------- . (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, . } 88 ( 0.00%) } . 426 ( 0.00%) fn eq_qpath(&mut self, left: &QPath<'_>, right: &QPath<'_>) -> bool { 811 ( 0.00%) match (left, right) { . (QPath::Resolved(lty, lpath), QPath::Resolved(rty, rpath)) => { 1,082 ( 0.00%) both(lty.as_ref(), rty.as_ref(), |l, r| self.eq_ty(l, r)) && self.eq_path(lpath, rpath) 9,093 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_path (125x) . }, . (QPath::TypeRelative(lty, lseg), QPath::TypeRelative(rty, rseg)) => { 289 ( 0.00%) self.eq_ty(lty, rty) && self.eq_path_segment(lseg, rseg) 3,102 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_ty (17x) 816 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_path_segment (17x) . }, . _ => false, . } . } . 1,168 ( 0.00%) pub fn eq_path(&mut self, left: &Path<'_>, right: &Path<'_>) -> bool { 1,584 ( 0.00%) match (left.res, right.res) { 271 ( 0.00%) (Res::Local(l), Res::Local(r)) => l == r || self.locals.get(&l) == Some(&r), 168 ( 0.00%) => /rust/deps/indexmap-2.14.0/src/map.rs:>::get:: (14x) . (Res::Local(_), _) | (_, Res::Local(_)) => false, 10 ( 0.00%) (Res::Def(l_kind, l), Res::Def(r_kind, r)) . if l_kind == r_kind . && let DefKind::Const { .. } . | DefKind::Static { .. } . | DefKind::Fn . | DefKind::TyAlias . | DefKind::Use . | DefKind::Mod = l_kind => . { 50 ( 0.00%) (l == r || self.local_items.get(&l) == Some(&r)) && self.eq_path_segments(left.segments, right.segments) 670 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_path_segments (5x) . }, 212 ( 0.00%) _ => self.eq_path_segments(left.segments, right.segments), . } 1,168 ( 0.00%) } . . fn eq_path_parameters(&mut self, left: &GenericArgs<'_>, right: &GenericArgs<'_>) -> bool { 116 ( 0.00%) if left.parenthesized == right.parenthesized { 116 ( 0.00%) over(left.args, right.args, |l, r| self.eq_generic_arg(l, r)) // FIXME(flip1995): may not work 116 ( 0.00%) && over(left.constraints, right.constraints, |l, r| self.eq_assoc_eq_constraint(l, r)) . } else { . false . } . } . 45 ( 0.00%) pub fn eq_path_segments<'tcx>( . &mut self, . mut left: &'tcx [PathSegment<'tcx>], . mut right: &'tcx [PathSegment<'tcx>], . ) -> bool { 174 ( 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; . } . 410 ( 0.00%) over(left, right, |l, r| self.eq_path_segment(l, r)) 432 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_path_segment (9x) 30 ( 0.00%) } . 812 ( 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; . } . 580 ( 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 . } 928 ( 0.00%) } . 136 ( 0.00%) pub fn eq_ty(&mut self, left: &Ty<'_>, right: &Ty<'_>) -> bool { 170 ( 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. 4,816 ( 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); . 1,204 ( 0.00%) if left == self.eval_ctxt && right == self.eval_ctxt { . None 157 ( 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 371 ( 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. 32 ( 0.00%) let mut left_data = left.outer_expn_data(); 96 ( 0.00%) let mut right_data = right.outer_expn_data(); . loop { . use TokenKind::{BlockComment, LineComment, Whitespace}; 54 ( 0.00%) if left_data.macro_def_id != right_data.macro_def_id || left_data.kind != right_data.kind { . return Some(false); . } 27 ( 0.00%) let left = left_data.call_site.ctxt(); 27 ( 0.00%) let right = right_data.call_site.ctxt(); 81 ( 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. 119 ( 0.00%) if let ExpnKind::Macro(MacroKind::Bang, _) = left_data.kind { 38 ( 0.00%) return Some(eq_span_tokens( 251,364 ( 0.02%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::eq_span_tokens::::check_ctxt::{closure#0}> (19x) 38 ( 0.00%) self.inner.cx, 19 ( 0.00%) left_data.call_site, 19 ( 0.00%) right_data.call_site, 1,100 ( 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(); . } . } 5,418 ( 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>)> { 30 ( 0.00%) match binop { . // `==` and `!=`, are commutative 15 ( 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)), . BinOpKind::Ge => Some((BinOpKind::Le, rhs, lhs)), 3 ( 0.00%) 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 . | BinOpKind::Or -- line 1011 ---------------------------------------- -- 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)) . }), . } 6 ( 0.00%) } . } . . /// Some simple reductions like `{ return }` => `return` 792 ( 0.00%) fn reduce_exprkind<'hir>( . cx: &LateContext<'_>, . eval_ctxt: SyntaxContext, . kind: &'hir ExprKind<'hir>, . ) -> &'hir ExprKind<'hir> { 1,584 ( 0.00%) if let ExprKind::Block(block, _) = kind { 22 ( 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. 24 ( 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 . } 792 ( 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 { 960 ( 0.00%) left.len() == right.len() && left.iter().zip(right).all(|(x, y)| eq_fn(x, y)) 67 ( 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. 400 ( 0.00%) pub fn eq_expr_value(cx: &LateContext<'_>, ctxt: SyntaxContext, left: &Expr<'_>, right: &Expr<'_>) -> bool { 100 ( 0.00%) SpanlessEq::new(cx).deny_side_effects().eq_expr(ctxt, left, right) 600 ( 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 { 717 ( 0.00%) Self { . cx, 147 ( 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() . } . 2,610 ( 0.00%) pub fn hash_block(&mut self, b: &Block<'_>) { 261 ( 0.00%) for s in b.stmts { . self.hash_stmt(s); . } . 783 ( 0.00%) if let Some(e) = b.expr { 488 ( 0.00%) self.hash_expr(e); 32,663 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (48x) . } . . mem::discriminant(&b.rules).hash(&mut self.s); 2,088 ( 0.00%) } . . #[expect(clippy::too_many_lines)] 83,799 ( 0.01%) pub fn hash_expr(&mut self, e: &Expr<'_>) { 18,622 ( 0.00%) let simple_const = self.maybe_typeck_results.and_then(|typeck_results| { 27,933 ( 0.00%) ConstEvalCtxt::with_env(self.cx.tcx, self.cx.typing_env(), typeck_results).eval_local(e, e.span.ctxt()) 4,410 ( 0.00%) => ???:::typing_env (147x) . }); . . // 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 9,311 ( 0.00%) simple_const.hash(&mut self.s); . if simple_const.is_some() { . return; . } . . mem::discriminant(&e.kind).hash(&mut self.s); . 26,241 ( 0.00%) match &e.kind { . ExprKind::AddrOf(kind, m, e) => { . mem::discriminant(kind).hash(&mut self.s); . m.hash(&mut self.s); 1,393 ( 0.00%) self.hash_expr(e); . }, . ExprKind::Continue(i) => { 407 ( 0.00%) if let Some(i) = i.label { . self.hash_name(i.ident.name); . } . }, . ExprKind::Array(v) => { 7 ( 0.00%) self.hash_exprs(v); . }, . ExprKind::Assign(l, r, _) => { 20 ( 0.00%) self.hash_expr(l); 2,630 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (5x) . self.hash_expr(r); . }, . ExprKind::AssignOp(o, l, r) => { . mem::discriminant(&o.node).hash(&mut self.s); 3 ( 0.00%) self.hash_expr(l); 266 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (1x) . self.hash_expr(r); . }, . ExprKind::Become(f) => { . self.hash_expr(f); . }, . ExprKind::Block(b, _) => { 1,036 ( 0.00%) self.hash_block(b); 2,424,302 ( 0.16%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_block (43x) . }, . ExprKind::Binary(op, l, r) => { . mem::discriminant(&op.node).hash(&mut self.s); 78 ( 0.00%) self.hash_expr(l); 6,892 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (15x) . self.hash_expr(r); . }, . ExprKind::Break(i, j) => { 16 ( 0.00%) if let Some(i) = i.label { . self.hash_name(i.ident.name); . } 8 ( 0.00%) if let Some(j) = j { . self.hash_expr(j); . } . }, . ExprKind::Call(fun, args) => { 5,325 ( 0.00%) self.hash_expr(fun); 10,047 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (34x) 1,775 ( 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 { 5 ( 0.00%) capture_clause, body, .. . }) => { . mem::discriminant(capture_clause).hash(&mut self.s); . // closures inherit TypeckResults 35 ( 0.00%) self.hash_expr(self.cx.tcx.hir_body(*body).value); 479 ( 0.00%) => ???:::hir_body (5x) . }, . ExprKind::ConstBlock(l_id) => { . self.hash_body(l_id.body); . }, . ExprKind::DropTemps(e) | ExprKind::Yield(e, _) => { 1,393 ( 0.00%) self.hash_expr(e); . }, . ExprKind::Field(e, f) => { 114 ( 0.00%) self.hash_expr(e); 10,360 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (38x) 38 ( 0.00%) self.hash_name(f.name); . }, . ExprKind::Index(a, i, _) => { 4 ( 0.00%) self.hash_expr(a); 275 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (1x) . self.hash_expr(i); . }, . ExprKind::InlineAsm(asm) => { . for piece in asm.template { . match piece { . InlineAsmTemplatePiece::String(s) => s.hash(&mut self.s), . InlineAsmTemplatePiece::Placeholder { . operand_idx, -- line 1266 ---------------------------------------- -- line 1310 ---------------------------------------- . InlineAsmOperand::Const { anon_const } => { . self.hash_body(anon_const.body); . }, . InlineAsmOperand::SymStatic { path, def_id: _ } => self.hash_qpath(path), . InlineAsmOperand::Label { block } => self.hash_block(block), . } . } . }, 5 ( 0.00%) ExprKind::Let(LetExpr { pat, init, ty, .. }) => { 15 ( 0.00%) self.hash_expr(init); 5,506 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (4x) 15 ( 0.00%) if let Some(ty) = ty { . self.hash_ty(ty); . } 20 ( 0.00%) self.hash_pat(pat); 624 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_pat (4x) . }, . ExprKind::Lit(l) => { . l.node.hash(&mut self.s); . }, . ExprKind::Loop(b, i, ..) => { 6 ( 0.00%) self.hash_block(b); 13,525 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_block'2 (2x) 48 ( 0.00%) if let Some(i) = i { . self.hash_name(i.ident.name); . } . }, . ExprKind::If(cond, then, else_opt) => { 15 ( 0.00%) self.hash_expr(cond); 753 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (1x) 15 ( 0.00%) self.hash_expr(then); 4,097 ( 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, _) => { 21 ( 0.00%) self.hash_expr(scrutinee); 981 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (3x) . 7 ( 0.00%) for arm in *arms { 48 ( 0.00%) self.hash_pat(arm.pat); 1,780 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_pat (8x) 48 ( 0.00%) if let Some(e) = arm.guard { . self.hash_expr(e); . } 48 ( 0.00%) self.hash_expr(arm.body); 38,208 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (8x) . } . }, . ExprKind::MethodCall(path, receiver, args, _fn_span) => { 576 ( 0.00%) self.hash_name(path.ident.name); 864 ( 0.00%) self.hash_expr(receiver); 13,779 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (30x) 288 ( 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 1368 ---------------------------------------- . self.hash_const_arg(len); . }, . ExprKind::Ret(e) => { . if let Some(e) = e { . self.hash_expr(e); . } . }, . ExprKind::Struct(path, fields, expr) => { 3 ( 0.00%) self.hash_qpath(path); . 3 ( 0.00%) for f in *fields { 9 ( 0.00%) self.hash_name(f.ident.name); 27 ( 0.00%) self.hash_expr(f.expr); 20,886 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (9x) . } . 6 ( 0.00%) if let StructTailExpr::Base(e) = expr { . self.hash_expr(e); . } . }, . ExprKind::Tup(tup) => { 16 ( 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); . self.hash_expr(le); . }, -- line 1396 ---------------------------------------- -- line 1398 ---------------------------------------- . mem::discriminant(kind).hash(&mut self.s); . self.hash_expr(expr); . if let Some(ty) = ty { . self.hash_ty(ty); . } . }, . ExprKind::Err(_) => {}, . } 74,488 ( 0.01%) } . . pub fn hash_exprs(&mut self, e: &[Expr<'_>]) { . for e in e { 10,914 ( 0.00%) self.hash_expr(e); 164,048 ( 0.01%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (59x) . } . } . . pub fn hash_name(&mut self, n: Symbol) { . n.hash(&mut self.s); . } . . pub fn hash_qpath(&mut self, p: &QPath<'_>) { 9,871 ( 0.00%) match p { . QPath::Resolved(_, path) => { 13,634 ( 0.00%) self.hash_path(path); 288 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_path (8x) . }, . QPath::TypeRelative(_, path) => { 407 ( 0.00%) self.hash_name(path.ident.name); . }, . } . // self.maybe_typeck_results.unwrap().qpath_res(p, id).hash(&mut self.s); . } . . pub fn hash_pat_expr(&mut self, lit: &PatExpr<'_>) { . mem::discriminant(&lit.kind).hash(&mut self.s); 14 ( 0.00%) match &lit.kind { . PatExprKind::Lit { lit, negated } => { . lit.node.hash(&mut self.s); . negated.hash(&mut self.s); . }, . PatExprKind::Path(qpath) => self.hash_qpath(qpath), . } . } . -- line 1440 ---------------------------------------- -- line 1449 ---------------------------------------- . for variant in variants { . self.hash_ty_pat(variant); . } . }, . TyPatKind::NotNull | TyPatKind::Err(_) => {}, . } . } . 5,684 ( 0.00%) pub fn hash_pat(&mut self, pat: &Pat<'_>) { . mem::discriminant(&pat.kind).hash(&mut self.s); 1,218 ( 0.00%) match &pat.kind { . PatKind::Missing => unreachable!(), . PatKind::Binding(BindingMode(by_ref, mutability), _, _, pat) => { . mem::discriminant(by_ref).hash(&mut self.s); 296 ( 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); 1,184 ( 0.00%) if let Some(pat) = pat { . self.hash_pat(pat); . } . }, . PatKind::Box(pat) | PatKind::Deref(pat) => self.hash_pat(pat), 14 ( 0.00%) PatKind::Expr(expr) => self.hash_pat_expr(expr), . PatKind::Or(pats) => { 3 ( 0.00%) for pat in *pats { 18 ( 0.00%) self.hash_pat(pat); 981 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_pat'2 (9x) . } . }, . PatKind::Range(s, e, i) => { . if let Some(s) = s { . self.hash_pat_expr(s); . } . if let Some(e) = e { . self.hash_pat_expr(e); -- line 1484 ---------------------------------------- -- line 1502 ---------------------------------------- . self.hash_pat(pat); . } . for pat in *r { . self.hash_pat(pat); . } . }, . PatKind::Struct(qpath, fields, e) => { . self.hash_qpath(qpath); 2 ( 0.00%) for f in *fields { 2 ( 0.00%) self.hash_name(f.ident.name); 6 ( 0.00%) self.hash_pat(f.pat); 98 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_pat'2 (2x) . } . e.hash(&mut self.s); . }, . PatKind::Tuple(pats, e) => { 2 ( 0.00%) for pat in *pats { 8 ( 0.00%) self.hash_pat(pat); 196 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_pat'2 (4x) . } . e.hash(&mut self.s); . }, . PatKind::TupleStruct(qpath, pats, e) => { . self.hash_qpath(qpath); 11 ( 0.00%) for pat in *pats { 22 ( 0.00%) self.hash_pat(pat); 505 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_pat'2 (11x) . } . e.hash(&mut self.s); 11 ( 0.00%) }, . PatKind::Never | PatKind::Wild | PatKind::Err(_) => {}, . } 3,136 ( 0.00%) } . 36,176 ( 0.00%) pub fn hash_path(&mut self, path: &Path<'_>) { 9,044 ( 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), . _ => { 3,146 ( 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 { 1,573 ( 0.00%) for seg in path.segments { 4,560 ( 0.00%) self.hash_name(seg.ident.name); 18,240 ( 0.00%) self.hash_generic_args(seg.args().args); 13,680 ( 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 (4,560x) . } . } . }, . } 36,176 ( 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); . 5,764 ( 0.00%) match &b.kind { . StmtKind::Let(local) => { 1,432 ( 0.00%) self.hash_pat(local.pat); 3,626 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_pat (74x) 1,077 ( 0.00%) if let Some(init) = local.init { 714 ( 0.00%) self.hash_expr(init); 61,273 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (74x) . } 1,077 ( 0.00%) if let Some(els) = local.els { . self.hash_block(els); . } . }, . StmtKind::Item(..) => {}, . StmtKind::Expr(expr) | StmtKind::Semi(expr) => { 3,924 ( 0.00%) self.hash_expr(expr); 2,496,709 ( 0.17%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr'2 (262x) . }, . } . } . . 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 { -- line 1587 ---------------------------------------- -- line 1708 ---------------------------------------- . for arg in arg_list { . match arg { . GenericArg::Lifetime(l) => self.hash_lifetime(l), . GenericArg::Type(ty) => self.hash_ty(ty.as_unambig_ty()), . GenericArg::Const(ca) => self.hash_const_arg(ca.as_unambig_ct()), . GenericArg::Infer(inf) => self.hash_ty(&inf.to_ty()), . } . } 4,560 ( 0.00%) } . } . 18 ( 0.00%) pub fn hash_stmt(cx: &LateContext<'_>, s: &Stmt<'_>) -> u64 { . let mut h = SpanlessHash::new(cx); . h.hash_stmt(s); 9 ( 0.00%) h.finish() 27 ( 0.00%) } . . 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 . } . } . 138 ( 0.00%) pub fn hash_expr(cx: &LateContext<'_>, e: &Expr<'_>) -> u64 { . let mut h = SpanlessHash::new(cx); 138 ( 0.00%) h.hash_expr(e); 2,708,007 ( 0.18%) => site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::hash_expr (138x) 138 ( 0.00%) h.finish() 276 ( 0.00%) } . 171 ( 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 { 114 ( 0.00%) if let Some(lsrc) = left.get_source_range(cx) . && let Some(lsrc) = lsrc.as_str() 114 ( 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 . } . } 171 ( 0.00%) f(cx, left.into_range(), right.into_range(), pred) 1,596 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/source.rs:::into_range (38x) 152 ( 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 1771 ---------------------------------------- 75,605 ( 0.01%) -------------------------------------------------------------------------------- -- 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 { 2,103 ( 0.00%) if let hir::TyKind::Path(ref qpath) = ty.kind { 701 ( 0.00%) is_ty_alias(qpath) 11,216 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_ty_alias (701x) . } else { . false . } . } . . impl LateLintPass<'_> for DefaultConstructedUnitStructs { 225,400 ( 0.02%) fn check_expr<'tcx>(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'tcx>) { 77,168 ( 0.01%) if let ExprKind::Call(fn_expr, &[]) = expr.kind . // make sure we have a call to `Default::default` 3,517 ( 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 5,608 ( 0.00%) && !is_alias(*base) 260 ( 0.00%) && let Res::Def(_, def_id) = cx.qpath_res(qpath, fn_expr.hir_id) 2,028 ( 0.00%) => ???:::qpath_res (26x) 130 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::default_fn, def_id) 1,932 ( 0.00%) => ???:::is_diagnostic_item (26x) . // make sure we have a struct with no fields (unit struct) . && let ty::Adt(def, ..) = cx.typeck_results().expr_ty(expr).kind() . && 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() -- line 78 ---------------------------------------- -- line 91 ---------------------------------------- . diag.multipart_suggestion( . "remove this call to `default`", . removals, . Applicability::MachineApplicable, . ); . }, . ); . } 257,600 ( 0.02%) } . } 2,129 ( 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. 5,013 ( 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); 10,016 ( 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, 4,817 ( 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. 3,190 ( 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) } { 2,234 ( 0.00%) Some((value, idx)) => Some((value, I::new(idx as usize))), 10 ( 0.00%) None => None, . } 30 ( 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`. 11,527 ( 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 . // ------------------------------ -- line 460 ---------------------------------------- 12,055 ( 0.00%) -------------------------------------------------------------------------------- -- 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)] 289,800 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { . let from_expansion = expr.span.from_expansion(); . 98,385 ( 0.01%) if let ExprKind::Match(ex, arms, source) = expr.kind { 1,942 ( 0.00%) if is_direct_expn_of(expr.span, sym::matches).is_some() 13,309 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_direct_expn_of (255x) . && let [arm, _] = arms . { 104 ( 0.00%) redundant_pattern_match::check_match(cx, expr, ex, arms); 1,032 ( 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 (13x) 13 ( 0.00%) redundant_pattern_match::check_matches_true(cx, expr, arm, ex); . } 1,530 ( 0.00%) if expr.span.in_external_macro(cx.tcx.sess.source_map()) { . return; . } . 347 ( 0.00%) if source == MatchSource::Normal && !is_span_match(cx, expr.span) { . return; . } 2,030 ( 0.00%) if matches!(source, MatchSource::Normal | MatchSource::ForLoopDesugar) { 658 ( 0.00%) significant_drop_in_scrutinee::check_match(cx, expr, ex, arms, source); 109,295 ( 0.01%) => /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 (94x) . } . 1,218 ( 0.00%) collapsible_match::check_match(cx, ex, arms, self.msrv); 37,306 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/collapsible_match.rs:clippy_lints::matches::collapsible_match::check_match (203x) 406 ( 0.00%) if !from_expansion { . // These don't depend on a relationship between multiple arms 905 ( 0.00%) match_wild_err_arm::check(cx, ex, arms); 92,795 ( 0.01%) => /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 (181x) 905 ( 0.00%) wild_in_or_pats::check(cx, ex, arms); 355,943 ( 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 (181x) . } . 609 ( 0.00%) if let MatchSource::TryDesugar(_) = source { 327 ( 0.00%) try_err::check(cx, expr, ex); 19,412 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/try_err.rs:clippy_lints::matches::try_err::check (109x) . } . . if !from_expansion 181 ( 0.00%) && let mut has_cfg = false 181 ( 0.00%) && let mut has_comments = false 3,664 ( 0.00%) && walk_intra_arm_text(cx, expr.span, ex.span, arms, |s| { 3,007 ( 0.00%) let mut iter = tokenize_with_text(s).filter(|(t, ..)| match t { . TokenKind::Whitespace => false, . TokenKind::LineComment { .. } | TokenKind::BlockComment { .. } => { 4 ( 0.00%) has_comments = true; . false . }, . _ => true, . }); . while let Some((t, ..)) = iter.next() { . if matches!(t, TokenKind::Pound) . && matches!(iter.next(), Some((TokenKind::OpenBracket, ..))) . && matches!(iter.next(), Some((TokenKind::Ident, "cfg", _))) . { . has_cfg = true; . } . } 2,840 ( 0.00%) }) . && !has_cfg . { 72 ( 0.00%) if source == MatchSource::Normal { 504 ( 0.00%) let is_match_like_matches = self.msrv.meets(cx, msrvs::MATCHES_MACRO) 1,080 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (72x) 360 ( 0.00%) && match_like_matches::check_match(cx, expr, ex, arms); 2,454,557 ( 0.17%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/match_like_matches.rs:clippy_lints::matches::match_like_matches::check_match (72x) . // 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. 144 ( 0.00%) if !(is_match_like_matches 504 ( 0.00%) || (is_lint_allowed(cx, MATCH_SAME_ARMS, expr.hir_id) 84,098 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (72x) 283 ( 0.00%) && arms.iter().all(|arm| cx.tcx.hir_attrs(arm.hir_id).is_empty()))) 22,837 ( 0.00%) => ???:::hir_attrs (283x) . { . match_same_arms::check(cx, arms); . } . 576 ( 0.00%) redundant_pattern_match::check_match(cx, expr, ex, arms); 2,926 ( 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 (72x) 504 ( 0.00%) single_match::check(cx, ex, arms, expr, has_comments); 1,284,634 ( 0.09%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/single_match.rs:clippy_lints::matches::single_match::check (72x) 432 ( 0.00%) match_bool::check(cx, ex, arms, expr); 5,400 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/match_bool.rs:clippy_lints::matches::match_bool::check (72x) 360 ( 0.00%) overlapping_arms::check(cx, ex, arms); 5,184 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/overlapping_arms.rs:clippy_lints::matches::overlapping_arms::check (72x) 360 ( 0.00%) match_wild_enum::check(cx, ex, arms); 90,096 ( 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 (72x) 432 ( 0.00%) match_as_ref::check(cx, ex, arms, expr); 3,818 ( 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 (72x) 432 ( 0.00%) needless_match::check_match(cx, ex, arms, expr); 31,303 ( 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 (72x) 360 ( 0.00%) match_str_case_mismatch::check(cx, ex, arms); 5,083 ( 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 (72x) 360 ( 0.00%) redundant_guards::check(cx, arms, self.msrv); 6,397 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/redundant_guards.rs:clippy_lints::matches::redundant_guards::check (72x) . 288 ( 0.00%) if !is_in_const_context(cx) { 23,652 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (72x) 504 ( 0.00%) manual_unwrap_or::check_match(cx, expr, ex, arms); 6,935 ( 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 (72x) 432 ( 0.00%) manual_map::check_match(cx, expr, ex, arms); 6,259 ( 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 (72x) 432 ( 0.00%) manual_filter::check_match(cx, ex, arms, expr); 9,714 ( 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 (72x) 504 ( 0.00%) manual_ok_err::check_match(cx, expr, ex, arms); 8,105 ( 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 (72x) . } . 144 ( 0.00%) if self.infallible_destructuring_match_linted { . self.infallible_destructuring_match_linted = false; . } else { 432 ( 0.00%) match_single_binding::check(cx, ex, arms, expr); 2,016 ( 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 (72x) . } . } . match_ref_pats::check(cx, ex, arms.iter().map(|el| el.pat), expr); . } 191,832 ( 0.01%) } else if let Some(if_let) = higher::IfLet::hir(cx, expr) { 166,059 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (31,945x) 135 ( 0.00%) if expr.span.in_external_macro(cx.tcx.sess.source_map()) { . return; . } . collapsible_match::check_if_let( . cx, 108 ( 0.00%) if_let.let_span.ctxt(), 27 ( 0.00%) if_let.let_pat, 27 ( 0.00%) if_let.if_then, 27 ( 0.00%) if_let.if_else, 27 ( 0.00%) if_let.let_expr, 27 ( 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); 81 ( 0.00%) if !from_expansion { 54 ( 0.00%) if let Some(else_expr) = if_let.if_else { 136 ( 0.00%) if self.msrv.meets(cx, msrvs::MATCHES_MACRO) { 255 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (17x) 119 ( 0.00%) match_like_matches::check_if_let( 205,179 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/matches/match_like_matches.rs:clippy_lints::matches::match_like_matches::check_if_let (17x) . cx, . expr, . if_let.let_pat, . if_let.let_expr, . if_let.if_then, . else_expr, . ); . } 102 ( 0.00%) if !is_in_const_context(cx) { 5,572 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (17x) . 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, . ); 170 ( 0.00%) manual_ok_err::check_if_let( 2,211 ( 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 (17x) . 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, . ); 81 ( 0.00%) needless_match::check_if_let(cx, expr, &if_let); 17,388 ( 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 (27x) . } . } else { 159,590 ( 0.01%) if expr.span.in_external_macro(cx.tcx.sess.source_map()) { . return; . } . if let Some(while_let) = higher::WhileLet::hir(expr) { 6 ( 0.00%) significant_drop_in_scrutinee::check_while_let(cx, expr, while_let.let_expr, while_let.if_then); 1,250 ( 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 (2x) . } 26 ( 0.00%) if !from_expansion { . redundant_pattern_match::check(cx, expr); . } . } 257,600 ( 0.02%) } . . fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'_>) { 1,530 ( 0.00%) self.infallible_destructuring_match_linted |= 6,120 ( 0.00%) local.els.is_none() && infallible_destructuring_match::check(cx, local); 37,410 ( 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 (1,530x) . } . . fn check_pat(&mut self, cx: &LateContext<'tcx>, pat: &'tcx Pat<'_>) { 10,179 ( 0.00%) rest_pat_in_fully_bound_struct::check(cx, pat); 87,923 ( 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 (3,393x) . } . } . . /// 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 { 1,086 ( 0.00%) if let Some(src) = match_sp.get_source_range(cx) 362 ( 0.00%) && let scrutinee_sp = scrutinee_sp.source_callsite().data() 15,462 ( 0.00%) => ???:::source_callsite (181x) . && 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) 181 ( 0.00%) && let Some(block_text) = src_text.get(block_start..src.range.end) 362 ( 0.00%) && let Some(stripped_text) = block_text.trim_start_matches(is_whitespace).strip_prefix('{') 4,256 ( 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:: (181x) . && let arms_start = block_start + (block_text.len() - stripped_text.len()) . && let Some(arms_end) = stripped_text 216 ( 0.00%) .trim_end_matches(|c| is_whitespace(c) || c == ')') 1,872 ( 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}> (72x) . .strip_suffix('}') 144 ( 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| { 283 ( 0.00%) let arm_sp: rustc_span::SpanData = arm.span.source_callsite().data(); 6,792 ( 0.00%) => ???:::source_callsite (283x) 849 ( 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; 1,698 ( 0.00%) if range.start <= arm_range.start . && arm_range.end <= range.end . && let Some(src) = src_text.get(range.start..arm_range.start) . { 1,132 ( 0.00%) f(src); 123,111 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/matches/mod.rs:::check_expr::{closure#0} (283x) . Some(arm_range.end..range.end) . } else { . None . } . }) . && let Some(src) = src_text.get(range) . { 72 ( 0.00%) f(src); 26,658 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/matches/mod.rs:::check_expr::{closure#0} (72x) . 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 ---------------------------------------- 8,878 ( 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 { 1,816 ( 0.00%) fn check_fn( . &mut self, . cx: &LateContext<'tcx>, . k: FnKind<'tcx>, . decl: &'tcx FnDecl<'_>, . body: &'tcx Body<'_>, . _: Span, . _: LocalDefId, . ) { 454 ( 0.00%) if !matches!(k, FnKind::Closure) { . for arg in iter_input_pats(decl, body) { 1,230 ( 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", . ); . } . } . } 1,816 ( 0.00%) } . 47,504 ( 0.00%) fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) { 13,406 ( 0.00%) if let StmtKind::Let(local) = stmt.kind 7,264 ( 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, . ); . }, . ); . } 47,504 ( 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) { 60,750 ( 0.00%) if let ExprKind::Range(Some(start), Some(end), RangeLimits::HalfOpen) = &e.kind . && is_incomplete_range(start, end) . && !e.span.in_external_macro(cx.sess().source_map()) . { . span_lint_and_then( . cx, . ALMOST_COMPLETE_RANGE, . e.span, . "almost complete ascii range", -- line 52 ---------------------------------------- -- line 61 ---------------------------------------- . "use an inclusive range", . "..=".to_owned(), . Applicability::MaybeIncorrect, . ); . } . }, . ); . } 30,366 ( 0.00%) } . 17,136 ( 0.00%) fn check_pat(&mut self, cx: &EarlyContext<'_>, p: &Pat) { 5,712 ( 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, . ); . }, . ); . } 19,992 ( 0.00%) } . . extract_msrv_attr!(); . } . . fn is_incomplete_range(start: &Expr, end: &Expr) -> bool { . match (&start.peel_parens().kind, &end.peel_parens().kind) { . (&ExprKind::Lit(start_lit), &ExprKind::Lit(end_lit)) => { . matches!( -- line 104 ---------------------------------------- 56 ( 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); 83,678 ( 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() { 108 ( 0.00%) let doc = beautify_doc_string(doc_str, fragment_kind.comment_kind()); 10,330 ( 0.00%) => ???:rustc_ast::util::comments::beautify_doc_string (36x) 144 ( 0.00%) let attr_span = attr.span(); 74 ( 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(); . 41,404 ( 0.00%) unindent_doc_fragments(&mut doc_fragments); 923,662 ( 0.06%) => ???:rustc_resolve::rustdoc::unindent_doc_fragments (41,404x) . 248,424 ( 0.02%) (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 ---------------------------------------- 942 ( 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 { 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, e: &Expr<'_>) { 78,642 ( 0.01%) if let ExprKind::Call(fn_expr, [arg1, arg2]) = e.kind 8,248 ( 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, . ); . } . }, . ); . } 257,600 ( 0.02%) } . } . . /// 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/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 { 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 64,400 ( 0.00%) if expr.span.from_expansion() { . return; . } . 4,896 ( 0.00%) let ctxt = expr.span.ctxt(); 10,622 ( 0.00%) if let ExprKind::AddrOf(BorrowKind::Ref, mutability, addressee) = expr.kind 332 ( 0.00%) && addressee.span.ctxt() == ctxt 338 ( 0.00%) && let ExprKind::Index(indexed, range, _) = addressee.kind 3 ( 0.00%) && cx . .typeck_results() 6 ( 0.00%) .expr_ty_adjusted(range) 231 ( 0.00%) => ???:::expr_ty_adjusted (3x) . .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); . }); . } . } 257,600 ( 0.02%) } . } 20,254 ( 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 { 6 ( 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)) 187,444 ( 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. 96 ( 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) { 14 ( 0.00%) Entry::Occupied(e) => *e.get(), . Entry::Vacant(e) => { . let e = e.insert(IsFreeze::Yes); 6 ( 0.00%) if ty.is_freeze(tcx, typing_env) { 5,460 ( 0.00%) => ???:::is_freeze (1x) . 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 . }, . } 64 ( 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> { 3,395 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 970 ( 0.00%) if let ItemKind::Const(ident, .., ct_rhs) = item.kind 3 ( 0.00%) && !ident.is_special() 12 ( 0.00%) && let ty = cx.tcx.type_of(item.owner_id).instantiate_identity().skip_norm_wip() 20 ( 0.00%) && match self.is_ty_freeze(cx.tcx, cx.typing_env(), ty) { 5,756 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_copy_const.rs:::is_ty_freeze (2x) 42 ( 0.00%) => ???:::typing_env (2x) . 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"); . } . }, . ); . } 3,880 ( 0.00%) } . 16 ( 0.00%) fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx TraitItem<'_>) { 4 ( 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", . ); . } 16 ( 0.00%) } . 679 ( 0.00%) fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx ImplItem<'_>) { 194 ( 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", . ); . } 776 ( 0.00%) } . 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 79,832 ( 0.01%) if let ExprKind::Path(qpath) = &e.kind . && let typeck = cx.typeck_results() 236,804 ( 0.02%) && let Res::Def(DefKind::Const { .. } | DefKind::AssocConst { .. }, did) = typeck.qpath_res(qpath, e.hir_id) 306,888 ( 0.02%) => ???:::qpath_res (15,432x) . // As of `1.80` constant contexts can't borrow any type with interior mutability 24 ( 0.00%) && !is_in_const_context(cx) 1,956 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (6x) 90 ( 0.00%) && !self.is_ty_freeze(cx.tcx, cx.typing_env(), typeck.expr_ty(e)).is_freeze() 354 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/non_copy_const.rs:::is_ty_freeze (6x) 240 ( 0.00%) => ???:::expr_ty (6x) 180 ( 0.00%) => ???:::typing_env (6x) . && 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"); . }, . ); . } 257,600 ( 0.02%) } . } . . struct ReplaceAssocFolder<'tcx> { . tcx: TyCtxt<'tcx>, . trait_id: DefId, . self_ty: Ty<'tcx>, . } . impl<'tcx> TypeFolder> for ReplaceAssocFolder<'tcx> { -- line 900 ---------------------------------------- 15,449 ( 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 { 182,577 ( 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 { 129,555 ( 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(). 8,454 ( 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. 20,963 ( 0.00%) if len == self.buf.capacity() { 2,854 ( 0.00%) self.buf.grow_one(); 336 ( 0.00%) => ???:>::grow_one (3x) . } . unsafe { . let end = self.as_mut_ptr().add(len); . ptr::write(end, value); 19,723 ( 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 . ); 1,056 ( 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 1303 ---------------------------------------- . capacity: usize, . alloc: A, . ) -> Self { . ub_checks::assert_unsafe_precondition!( . check_library_ub, . "Vec::from_parts_in requires that length <= capacity", . (length: usize = length, capacity: usize = capacity) => length <= capacity . ); 24 ( 0.00%) unsafe { Vec { buf: RawVec::from_nonnull_in(ptr, capacity, alloc), len: length } } . } . . /// Decomposes a `Vec` into its raw components: `(pointer, length, capacity, allocator)`. . /// . /// Returns the raw pointer to the underlying data, the length of the vector (in elements), . /// the allocated capacity of the data (in elements), and the allocator. These are the same . /// arguments in the same order as the arguments to [`from_raw_parts_in`]. . /// -- line 1319 ---------------------------------------- -- 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) { 1,370 ( 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. 1,286 ( 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. 18,121 ( 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); 7,294 ( 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 451,220 ( 0.03%) &*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 64,037 ( 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 . ); . 2,580 ( 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(); 154 ( 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(); 77 ( 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)); 19 ( 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(); . 102 ( 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) }; 52 ( 0.00%) if hint::unlikely(!f(cur)) { . break; . } 9 ( 0.00%) read += 1; 18 ( 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)) }; . 134 ( 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) }; 48 ( 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); . } 48 ( 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 { 11,346 ( 0.00%) if self.len == 0 { . None . } else { . unsafe { 7,852 ( 0.00%) self.len -= 1; . core::hint::assert_unchecked(self.len < self.capacity()); 28 ( 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(); 1,325 ( 0.00%) if count > 0 { . unsafe { . ptr::copy_nonoverlapping(other as *const T, self.as_mut_ptr().add(len), count) . }; . } 2,868 ( 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 { 353 ( 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 { 11,904 ( 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 { 4,301 ( 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. 2,396 ( 0.00%) fn clone(&self) -> Self { . let alloc = self.allocator().clone(); 42 ( 0.00%) <[T]>::to_vec_in(&**self, alloc) 3,013 ( 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) { 15 ( 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 { 459 ( 0.00%) >::from_iter(iter.into_iter()) 5,926 ( 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 (31x) . } . } . . #[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()) 555 ( 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 4092 ---------------------------------------- . 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); . // } 3,882 ( 0.00%) while let Some(element) = iterator.next() { 6,046 ( 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::{closure#0}>, ::check_item_kind::{closure#1}>, core::option::Option> as core::iter::traits::iterator::Iterator>::next (43x) . let len = self.len(); 1,268 ( 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 634 ( 0.00%) self.set_len(len + 1); . } . } . } . . // 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) { -- line 4119 ---------------------------------------- -- 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); 88 ( 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 . { 682 ( 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 1,507 ( 0.00%) self.as_mut_ptr().cast_slice(self.len).drop_in_place() . } . // RawVec handles deallocation 852 ( 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 ---------------------------------------- 65,799 ( 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 408 ---------------------------------------- . } . } . . pub fn invalid() -> Self { . Self::new(Ident::dummy(), HirId::INVALID, Res::Err) . } . . pub fn args(&self) -> &GenericArgs<'hir> { 14,492 ( 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>> { 11 ( 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() . } . } . 233 ( 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. 26 ( 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<'_>> { 25 ( 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 862 ---------------------------------------- . pub fn is_impl_trait(&self) -> bool { . 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 { 900 ( 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> { 24 ( 0.00%) self.predicates.iter().filter_map(move |pred| match pred.kind { . WherePredicateKind::BoundPredicate(bp) 72 ( 0.00%) if bp.is_param_bound(param_def_id.to_def_id()) => 42 ( 0.00%) => ???:::is_param_bound (2x) . { . 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, . } . } . } . 9 ( 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 { 130 ( 0.00%) match &self { . Attribute::Unparsed(n) => { . if let [ident] = n.path.segments.as_ref() { . Some(*ident) . } else { . None . } . } . _ => None, -- line 1453 ---------------------------------------- -- line 1468 ---------------------------------------- . Some(*span) . } else { . None . } . } . . #[inline] . fn span(&self) -> Span { 324 ( 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> { 92,143 ( 0.01%) match &self { 2,550 ( 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)> { 922 ( 0.00%) match &self { . Attribute::Parsed(AttributeKind::DocComment { kind, comment, .. }) => { 288 ( 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 { 26 ( 0.00%) matches!( . self, . Attribute::Parsed( . AttributeKind::ProcMacro . | AttributeKind::ProcMacroAttribute . | AttributeKind::ProcMacroDerive { .. } . ) . ) . } . . fn is_doc_hidden(&self) -> bool { 1,010 ( 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) . } . 393 ( 0.00%) fn walk_(&self, it: &mut impl FnMut(&Pat<'hir>) -> bool) { 3 ( 0.00%) if !it(self) { . return; . } . . use PatKind::*; 95 ( 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), 13 ( 0.00%) Struct(_, fields, _) => fields.iter().for_each(|field| field.pat.walk_(it)), 281 ( 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_::<::each_binding_or_first::{closure#0}>::{closure#0}>'2 (4x) 24 ( 0.00%) TupleStruct(_, s, _) | Tuple(s, _) | Or(s) => s.iter().for_each(|p| p.walk_(it)), 30 ( 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 (1x) . Slice(before, slice, after) => { . before.iter().chain(slice).chain(after.iter()).for_each(|p| p.walk_(it)) . } . } 272 ( 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) { 46 ( 0.00%) self.walk_(&mut it) 1,336 ( 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:::walk_::<::each_binding_or_first::{closure#0}>::{closure#0}> (7x) 200 ( 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_::<::each_binding_or_first::{closure#0}> (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 2052 ---------------------------------------- . assert!(n < u32::MAX as usize); . Self(n as u32) . } . None => Self(u32::MAX), . } . } . . pub fn as_opt_usize(&self) -> Option { 280 ( 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 { 3,126 ( 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; 5,506 ( 0.00%) while let ExprKind::DropTemps(inner) = &expr.kind { . expr = inner; . } . expr . } . . pub fn peel_blocks(&self) -> &Self { . let mut expr = self; 346,411 ( 0.02%) while let ExprKind::Block(Block { expr: Some(inner), .. }, _) = &expr.kind { . expr = inner; . } . expr . } . . pub fn peel_borrows(&self) -> &Self { . let mut expr = self; 106,001 ( 0.01%) while let ExprKind::AddrOf(.., inner) = &expr.kind { 4,692 ( 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 _ { .. }`. 398 ( 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. 8 ( 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. 790 ( 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>> { 32,954 ( 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(); 1,094 ( 0.00%) while let TyKind::Ref(_, MutTy { ty, .. }) = &final_ty.kind { 166 ( 0.00%) final_ty = ty; . } . final_ty . } . } . . impl<'hir> Ty<'hir> { . pub fn peel_refs(&self) -> &Self { . let mut final_ty = self; 15 ( 0.00%) while let TyKind::Ref(_, MutTy { ty, .. }) = &final_ty.kind { 5 ( 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)> { 16,747 ( 0.00%) let TyKind::Path(QPath::Resolved(None, path)) = self.kind else { . return None; . }; 4,758 ( 0.00%) let [segment] = &path.segments else { . return None; . }; 5,268 ( 0.00%) match path.res { 66 ( 0.00%) Res::Def(DefKind::TyParam, def_id) | Res::SelfTyParam { trait_: def_id } => { 64 ( 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` 171 ( 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) 19 ( 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 { 192 ( 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 { 96 ( 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 { 361 ( 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 { 379 ( 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 { 1,044 ( 0.00%) match *self { 12 ( 0.00%) Self::DefaultReturn(span) => span, 438 ( 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 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. 3,167 ( 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 4714 ---------------------------------------- . fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { . f.write_str(match *self { . Self::Unsafe => "unsafe", . Self::Safe => "safe", . }) . } . } . 6 ( 0.00%) #[derive(Copy, Clone, PartialEq, Eq, Debug, Encodable, Decodable, StableHash)] . pub enum Constness { . Const { always: bool }, . NotConst, . } . . /// This impl exists as an optimization so that metadata deserialization can . /// store the value directly and not have to encode it wrapped in another `Option`. . impl Default for Constness { -- line 4730 ---------------------------------------- -- line 4789 ---------------------------------------- . pub safety: HeaderSafety, . pub constness: Constness, . pub asyncness: IsAsync, . pub abi: ExternAbi, . } . . impl FnHeader { . pub fn is_async(&self) -> bool { 323 ( 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 { 955 ( 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 { 154 ( 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, . } 14 ( 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 ---------------------------------------- 103,358 ( 0.01%) -------------------------------------------------------------------------------- -- 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), . } . 368 ( 0.00%) fn get_ascii_type<'a>(cx: &LateContext<'a>, kind: rustc_hir::ExprKind<'_>) -> Option<(Span, MatchType<'a>)> { 252 ( 0.00%) if let MethodCall(path, expr, _, _) = kind { 11 ( 0.00%) let is_lower = match path.ident.name { 44 ( 0.00%) 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) . || ty.is_str() . || ty.is_slice() -- line 60 ---------------------------------------- -- 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 368 ( 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 { 257,600 ( 0.02%) 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 64,400 ( 0.00%) if let Binary(op, left, right) = &expr.kind 195 ( 0.00%) && (op.node == BinOpKind::Eq || op.node == BinOpKind::Ne) 782 ( 0.00%) && let Some((left_span, left_val)) = get_ascii_type(cx, left.kind) 1,157 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_ignore_case_cmp.rs:clippy_lints::manual_ignore_case_cmp::get_ascii_type (46x) . && 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, . ); . }, . ); . } 257,600 ( 0.02%) } . } 251 ( 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, . { 4,510 ( 0.00%) default fn from_iter(iterator: I) -> Self { 43,860 ( 0.00%) SpecFromIterNested::from_iter(iterator) 371 ( 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_driver::main::{closure#1}::{closure#4}>, alloc::vec::into_iter::IntoIter>>>::from_iter (1x) 4,036 ( 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 ---------------------------------------- 7 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/misc_early/unneeded_field_pattern.rs -------------------------------------------------------------------------------- Ir . use clippy_utils::diagnostics::{span_lint, span_lint_and_then}; . use clippy_utils::source::SpanExt as _; . use itertools::Itertools as _; . use rustc_ast::ast::{Pat, PatKind}; . use rustc_lint::{EarlyContext, LintContext as _}; . . use super::UNNEEDED_FIELD_PATTERN; . 22,848 ( 0.00%) pub(super) fn check(cx: &EarlyContext<'_>, pat: &Pat) { 5,712 ( 0.00%) if let PatKind::Struct(_, ref npat, ref pfields, _) = pat.kind { . let mut wilds = 0; 34 ( 0.00%) let type_name = npat . .segments . .last() . .expect("A path must have at least one segment") . .ident . .name; . 68 ( 0.00%) for field in pfields { 115 ( 0.00%) if let PatKind::Wild = field.pat.kind { . wilds += 1; . } . } 17 ( 0.00%) if !pfields.is_empty() && wilds == pfields.len() { . if !pat.span.in_external_macro(cx.sess().source_map()) { . #[expect(clippy::collapsible_span_lint_calls, reason = "rust-clippy#7797")] . span_lint_and_then( . cx, . UNNEEDED_FIELD_PATTERN, . pat.span, . "all the struct fields are matched to a wildcard pattern, consider using `..`", . |diag| { . diag.help(format!("try with `{type_name} {{ .. }}` instead")); . }, . ); . } . return; . } 34 ( 0.00%) if wilds > 0 { . for field in pfields { . if let PatKind::Wild = field.pat.kind . && !field.span.in_external_macro(cx.sess().source_map()) . { . wilds -= 1; . if wilds > 0 { . span_lint( . cx, -- line 47 ---------------------------------------- -- line 69 ---------------------------------------- . )); . }, . ); . } . } . } . } . } 22,848 ( 0.00%) } 17 ( 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/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. 267,658 ( 0.02%) 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)); 29 ( 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. 742 ( 0.00%) match borrow.get() { . UNUSED => { . borrow.replace(UNUSED - 1); . Some(BorrowRefMut { borrow }) . } . _ => None, . } . } . -- line 2077 ---------------------------------------- 37,104 ( 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 { 388 ( 0.00%) match &expr.kind { . ExprKind::Paren(e) => strip_paren_blocks(e), . ExprKind::Block(b, _) => { 2 ( 0.00%) if let [ . Stmt { . kind: StmtKind::Expr(e), . .. . }, 1 ( 0.00%) ] = &b.stmts[..] . { . strip_paren_blocks(e) . } else { . expr . } . }, . _ => expr, . } . } . . impl EarlyLintPass for MultiAssignments { 91,098 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 60,732 ( 0.00%) if let ExprKind::Assign(target, source, _) = &expr.kind { 84 ( 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"); . } 84 ( 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"); . } . } 121,464 ( 0.01%) } . } -------------------------------------------------------------------------------- -- 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 83,799 ( 0.01%) if let ExprKind::AddrOf(BorrowKind::Ref, Mutability::Not, inner_expr) = expr.kind 1,413 ( 0.00%) && let ExprKind::Call(fun, args) = inner_expr.kind 21 ( 0.00%) && let ExprKind::Path(ref qpath) = fun.kind 28 ( 0.00%) && let Some(fun_def_id) = cx.qpath_res(qpath, fun.hir_id).opt_def_id() 161 ( 0.00%) => ???:::qpath_res (7x) 35 ( 0.00%) && let ty::Ref(_, inner_str, _) = cx.typeck_results().expr_ty_adjusted(expr).kind() 371 ( 0.00%) => ???:::expr_ty_adjusted (7x) 21 ( 0.00%) && inner_str.is_str() . { 35 ( 0.00%) let fun_name = cx.tcx.get_diagnostic_name(fun_def_id); 560 ( 0.00%) => ???:::get_diagnostic_name (7x) . 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", . "try", . "\"\"".to_owned(), -- line 55 ---------------------------------------- -- line 69 ---------------------------------------- . expr.span, . "usage of `&String::from(\"\")` for a function expecting a `&str` argument", . "try", . "\"\"".to_owned(), . Applicability::MachineApplicable, . ); . } . } 257,600 ( 0.02%) } . } 49 ( 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) { 61,083 ( 0.00%) if let ExprKind::If(_, then_block, Some(else_clause)) = &expr.kind 144 ( 0.00%) && let ExprKind::Block(block, _) = &else_clause.kind 110 ( 0.00%) && !expr.span.from_expansion() 110 ( 0.00%) && !else_clause.span.from_expansion() 110 ( 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, . ); . } 30,366 ( 0.00%) } . } 1,008 ( 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { . // Check that the expression is generated by a macro. 91,704 ( 0.01%) if expr.span.from_expansion() . // Check that it's a string literal. 1,569 ( 0.00%) && let ExprKind::Lit(lit) = expr.kind 4,937 ( 0.00%) && let LitKind::Str(lit_s, _) = lit.node . // Get the direct parent of the expression. 7,845 ( 0.00%) && let Some(macro_call) = macro_backtrace(expr.span).next() . // Check if the `concat` macro from the `core` library. 10,983 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::macro_concat, macro_call.def_id) 156,900 ( 0.01%) => ???:::is_diagnostic_item (1,569x) . // We get the original code to parse it. . && let Some(original_code) = snippet_opt(cx, macro_call.span) . // 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. -- line 53 ---------------------------------------- -- line 94 ---------------------------------------- . macro_call.span, . "unneeded use of `concat!` macro", . "replace with", . format!("{lit_s:?}"), . Applicability::MachineApplicable, . ); . } . } 257,600 ( 0.02%) } . } 56,177 ( 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; . 2,086 ( 0.00%) fn check_ty<'a>(cx: &LateContext<'a>, param: &hir::Ty<'a>, param_ty: Ty<'a>, fixes: &mut Vec<(Span, String)>) { 884 ( 0.00%) if let ty::Ref(_, opt_ty, Mutability::Not) = param_ty.kind() 552 ( 0.00%) && let Some(gen_ty) = option_arg_ty(cx, *opt_ty) 1,250 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::option_arg_ty (138x) . && !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, "..") . ), . )); . } 2,384 ( 0.00%) } . 1,100 ( 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 220 ( 0.00%) for (param, param_ty) in decl.inputs.iter().zip(sig.inputs()) { 955 ( 0.00%) check_ty(cx, param, *param_ty, &mut fixes); 5,627 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/ref_option.rs:clippy_lints::functions::ref_option::check_ty (191x) . } . // Check return type 220 ( 0.00%) if let hir::FnRetTy::Return(ty) = &decl.output { 642 ( 0.00%) check_ty(cx, ty, sig.output(), &mut fixes); 1,943 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/ref_option.rs:clippy_lints::functions::ref_option::check_ty (107x) . } 110 ( 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); . }, . ); . } 880 ( 0.00%) } . . #[expect(clippy::too_many_arguments)] 3,178 ( 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, . ) { 1,589 ( 0.00%) if avoid_breaking_exported_api && cx.effective_visibilities.is_exported(def_id) { 12,961 ( 0.00%) => ???:::is_exported (227x) . return; . } 446 ( 0.00%) if span.in_external_macro(cx.sess().source_map()) { . return; . } . 396 ( 0.00%) if let FnKind::Closure = kind { . // Compute the span of the closure parameters + return type if set 150 ( 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()) . } 118 ( 0.00%) } else if let (Some(first), Some(last)) = (decl.inputs.first(), decl.inputs.last()) { 236 ( 0.00%) first.span.to(last.span) 8,142 ( 0.00%) => ???:::to (59x) . } else { . // No parameters - no point in checking . return; . }; . . // Figure out the signature of the closure 236 ( 0.00%) let ty::Closure(_, args) = cx.typeck_results().expr_ty(body.value).kind() else { 2,384 ( 0.00%) => ???:::expr_ty (59x) . 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); 738 ( 0.00%) } else if !is_trait_impl_item(cx, hir_id) { 17,165 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_trait_impl_item (123x) . let sig = cx . .tcx . .fn_sig(def_id) . .instantiate_identity() . .skip_norm_wip() . .skip_binder(); . 972 ( 0.00%) if is_from_proc_macro(cx, &(&kind, body, hir_id, span)) { . return; . } . 540 ( 0.00%) check_fn_sig(cx, decl, span, sig); . } 1,816 ( 0.00%) } . 20 ( 0.00%) pub(super) fn check_trait_item<'a>( . cx: &LateContext<'a>, . trait_item: &hir::TraitItem<'a>, . avoid_breaking_exported_api: bool, . ) { 6 ( 0.00%) if !trait_item.span.in_external_macro(cx.sess().source_map()) 4 ( 0.00%) && let hir::TraitItemKind::Fn(ref sig, _) = trait_item.kind 14 ( 0.00%) && !(avoid_breaking_exported_api && cx.effective_visibilities.is_exported(trait_item.owner_id.def_id)) 114 ( 0.00%) => ???:::is_exported (2x) 4 ( 0.00%) && !is_from_proc_macro(cx, trait_item) . { 4 ( 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(); 8 ( 0.00%) check_fn_sig(cx, sig.decl, sig.span, ty_sig); 290 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/ref_option.rs:clippy_lints::functions::ref_option::check_fn_sig (2x) . } 16 ( 0.00%) } 1,579 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/casts/borrow_as_ptr.rs -------------------------------------------------------------------------------- Ir -- line 54 ---------------------------------------- . . span_lint_and_sugg(cx, BORROW_AS_PTR, span, "borrow as raw pointer", "try", suggestion, app); . return true; . } . false . } . . /// Check for an implicit cast from reference to raw pointer outside an explicit `as`. 128,800 ( 0.01%) pub(super) fn check_implicit_cast<'cx>(cx: &LateContext<'cx>, expr: &Expr<'cx>) { 91,704 ( 0.01%) if !expr.span.from_expansion() 498 ( 0.00%) && let ExprKind::AddrOf(BorrowKind::Ref, _, pointee) = expr.kind 418 ( 0.00%) && !matches!(get_parent_expr(cx, expr).map(|e| e.kind), Some(ExprKind::Cast(..))) 19,754 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr (166x) 664 ( 0.00%) && let [deref, borrow] = cx.typeck_results().expr_adjustments(expr) 7,153 ( 0.00%) => ???:::expr_adjustments (166x) 106 ( 0.00%) && matches!(deref.kind, Adjust::Deref(..)) 212 ( 0.00%) && let Adjust::Borrow(AutoBorrow::RawPtr(mutability)) = borrow.kind . // Do not suggest taking a raw pointer to a temporary value . && !is_expr_temporary_value(cx, pointee) . && !is_from_proc_macro(cx, expr) . { . span_lint_and_then(cx, BORROW_AS_PTR, expr.span, "implicit borrow as raw pointer", |diag| { . diag.span_suggestion_verbose( . expr.span.until(pointee.span), . "use a raw pointer instead", . format!("&raw {} ", mutability.ptr_str()), . Applicability::MachineApplicable, . ); . }); . } 161,000 ( 0.01%) } 10,290 ( 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 17 ---------------------------------------- . pub struct TakeWhile { . iter: I, . flag: bool, . predicate: P, . } . . impl TakeWhile { . pub(in crate::iter) const fn new(iter: I, predicate: P) -> TakeWhile { 6 ( 0.00%) TakeWhile { iter, flag: false, predicate } . } . } . . #[stable(feature = "core_impl_debug", since = "1.9.0")] . impl fmt::Debug for TakeWhile { . fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { . f.debug_struct("TakeWhile").field("iter", &self.iter).field("flag", &self.flag).finish() . } -- line 33 ---------------------------------------- -- line 37 ---------------------------------------- . impl Iterator for TakeWhile . where . P: FnMut(&I::Item) -> bool, . { . type Item = I::Item; . . #[inline] . fn next(&mut self) -> Option { 5 ( 0.00%) if self.flag { . None . } else { . let x = self.iter.next()?; 4 ( 0.00%) if (self.predicate)(&x) { . Some(x) . } else { . self.flag = true; . None . } . } . } . -- line 57 ---------------------------------------- -- 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| { 93,474 ( 0.01%) if p(&x) { . ControlFlow::from_try(fold(acc, x)) . } else { 18,399 ( 0.00%) *flag = true; . ControlFlow::Break(try { acc }) . } . } . } . 12,788 ( 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 ---------------------------------------- 53,166 ( 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)> { 60,732 ( 0.00%) if let ExprKind::MethodCall(MethodCall { . seg: name_ident, . receiver, . .. . }) = &expr.kind 1,134 ( 0.00%) && let method_name = name_ident.ident.name 6,804 ( 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 { 212,562 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 1,134 ( 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, . ); . } 242,928 ( 0.02%) } . } 1,134 ( 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)] 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { . // Skip path expressions from deref calls. e.g. `Deref::deref(e)` 64,400 ( 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 64,400 ( 0.00%) if expr.span.from_expansion() { 54,608 ( 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 9,714 ( 0.00%) if let Some((state, data)) = self.state.take() { 80 ( 0.00%) self.report(cx, expr, state, data, typeck); . } . return; . }; 239 ( 0.00%) self.skip_expr = skip_expr; . 478 ( 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; . } . 478 ( 0.00%) match (self.state.take(), kind) { . (None, kind) => { 956 ( 0.00%) let expr_ty = typeck.expr_ty(expr); 9,560 ( 0.00%) => ???:::expr_ty (239x) 1,195 ( 0.00%) let use_site = get_expr_use_site(cx.tcx, typeck, SyntaxContext::root(), expr); 81,286 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_expr_use_site (239x) 1,331 ( 0.00%) let adjusted_ty = use_site.adjustments.last().map_or(expr_ty, |a| a.target); . 2,629 ( 0.00%) match kind { 146 ( 0.00%) RefOp::Deref if use_site.same_ctxt => { 70 ( 0.00%) let use_node = use_site.use_node(cx); 1,835 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:::use_node (70x) 210 ( 0.00%) let sub_ty = typeck.expr_ty(sub_expr); 2,800 ( 0.00%) => ???:::expr_ty (70x) 420 ( 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, . }, . )); 70 ( 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() 84 ( 0.00%) && let Some(ty) = use_node.defined_ty(cx) 4,780 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:::defined_ty (28x) 16 ( 0.00%) && TyCoercionStability::for_defined_ty(cx, ty, use_node.is_return()).is_deref_stable() 416 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/dereference.rs:::for_defined_ty (8x) . { . self.state = Some(( . State::ExplicitDeref { mutability: None }, . StateData { . first_expr: expr, . adjusted_ty, . }, . )); -- line 315 ---------------------------------------- -- line 328 ---------------------------------------- . mutbl, . }, . StateData { . first_expr: expr, . adjusted_ty, . }, . )); . }, 332 ( 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) => { 945 ( 0.00%) if !matches!(adjust.kind, Adjust::Deref(_)) { . break Some(adjust); 210 ( 0.00%) } else if !adjust.target.is_ref() { . deref_count += 1; . break iter.next(); . } . deref_count += 1; . }, . None => break None, . } . }; . 936 ( 0.00%) let use_node = use_site.use_node(cx); 5,616 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:::use_node (156x) 624 ( 0.00%) let stability = use_node.defined_ty(cx).map_or(TyCoercionStability::None, |ty| { 47,150 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:::defined_ty (156x) 200 ( 0.00%) TyCoercionStability::for_defined_ty(cx, ty, use_node.is_return()) 250,584 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/dereference.rs:::for_defined_ty (100x) . }); 2,062 ( 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 }) 579 ( 0.00%) } else if let Some(&Adjustment { . kind: Adjust::Borrow(AutoBorrow::Ref(mutability)), . .. 156 ( 0.00%) }) = next_adjust 568 ( 0.00%) && matches!(mutability, AutoBorrowMutability::Mut { .. }) . && !stability.is_reborrow_stable() . { . (3, deref_msg) . } else { . (2, deref_msg) . }; . 312 ( 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, . }, . )); 156 ( 0.00%) } else if stability.is_deref_stable() . // Auto-deref doesn't combine with other adjustments 784 ( 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(_))) . { 240 ( 0.00%) self.state = Some(( . State::Borrow { mutability }, . StateData { . first_expr: expr, . adjusted_ty, . }, . )); . } . }, -- line 521 ---------------------------------------- -- 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), . } 257,600 ( 0.02%) } . 23,751 ( 0.00%) fn check_pat(&mut self, cx: &LateContext<'tcx>, pat: &'tcx Pat<'_>) { 13,439 ( 0.00%) if let PatKind::Binding(BindingMode::REF, id, name, _) = pat.kind { 66 ( 0.00%) if let Some(opt_prev_pat) = self.ref_locals.get_mut(&id) { 264 ( 0.00%) => /rust/deps/indexmap-2.14.0/src/map.rs:>::get_mut:: (22x) . // 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; . } . 44 ( 0.00%) if !pat.span.from_expansion() 110 ( 0.00%) && let ty::Ref(_, tam, _) = *cx.typeck_results().pat_ty(pat).kind() 880 ( 0.00%) => ???:::pat_ty (22x) . // only lint immutable refs, because borrowed `&mut T` cannot be moved out 44 ( 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, . }), . ); . } . } 27,144 ( 0.00%) } . 1,617 ( 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; . } 1,848 ( 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 1,077 ( 0.00%) if !self.in_deref_impl() && is_deref_or_derefmut_impl(cx, item) { 4 ( 0.00%) 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) { 2 ( 0.00%) self.outermost_deref_impl = None; . } . } . } . . fn is_deref_or_derefmut_impl(cx: &LateContext<'_>, item: &Item<'_>) -> bool { 1,940 ( 0.00%) if let hir::ItemKind::Impl(impl_) = item.kind . && let Some(of_trait) = impl_.of_trait 159 ( 0.00%) && let Some(trait_id) = of_trait.trait_ref.trait_def_id() 689 ( 0.00%) => ???:::trait_def_id (53x) . { 211 ( 0.00%) cx.tcx.lang_items().deref_trait() == Some(trait_id) || cx.tcx.lang_items().deref_mut_trait() == Some(trait_id) 4,200 ( 0.00%) => ???:::lang_items (105x) . } else { . false . } . } . . fn try_parse_ref_op<'tcx>( . tcx: TyCtxt<'tcx>, . typeck: &'tcx TypeckResults<'_>, . expr: &'tcx Expr<'_>, . ) -> Option<(RefOp, &'tcx Expr<'tcx>, Option)> { 31,510 ( 0.00%) let (call_path_id, def_id, arg) = match expr.kind { 6,668 ( 0.00%) ExprKind::MethodCall(_, arg, [], _) => (None, typeck.type_dependent_def_id(expr.hir_id)?, arg), 26,862 ( 0.00%) => ???:::type_dependent_def_id (526x) . ExprKind::Call( . &Expr { 218 ( 0.00%) kind: ExprKind::Path(QPath::Resolved(None, path)), 203 ( 0.00%) hir_id, . .. . }, 1,025 ( 0.00%) [arg], . ) => (Some(hir_id), path.res.opt_def_id()?, arg), 657 ( 0.00%) ExprKind::Unary(UnOp::Deref, sub_expr) if !typeck.expr_ty(sub_expr).is_raw_ptr() => { 2,920 ( 0.00%) => ???:::expr_ty (73x) . return Some((RefOp::Deref, sub_expr, None)); . }, . ExprKind::AddrOf(BorrowKind::Ref, mutability, sub_expr) => { 830 ( 0.00%) return Some((RefOp::AddrOf(mutability), sub_expr, None)); . }, . _ => return None, . }; 6,561 ( 0.00%) let mutbl = match tcx.get_diagnostic_name(def_id) { 47,383 ( 0.00%) => ???:::get_diagnostic_name (729x) . 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 { 320 ( 0.00%) matches!(self, Self::Deref) . } . . fn is_reborrow_stable(self) -> bool { . matches!(self, Self::Deref | Self::Reborrow) . } . 648 ( 0.00%) fn for_defined_ty<'tcx>(cx: &LateContext<'tcx>, ty: DefinedTy<'tcx>, for_return: bool) -> Self { 324 ( 0.00%) match ty { . DefinedTy::Hir(ty) => Self::for_hir_ty(ty), 314 ( 0.00%) DefinedTy::Mir { def_site_def_id, ty } => Self::for_mir_ty( . cx.tcx, . def_site_def_id, 324 ( 0.00%) cx.tcx.instantiate_bound_regions_with_erased(ty), 92,496 ( 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:: (108x) . for_return, . ), . } 756 ( 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 { 216 ( 0.00%) let ty::Ref(_, mut ty, _) = *ty.kind() else { . return Self::None; . }; . 196 ( 0.00%) if let Some(def_id) = def_site_def_id { 392 ( 0.00%) let typing_env = ty::TypingEnv::non_body_analysis(tcx, def_id); 152,947 ( 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:: (98x) . ty = tcx . .try_normalize_erasing_regions(typing_env, Unnormalized::new_wip(ty)) . .unwrap_or(ty); . } . loop { 490 ( 0.00%) break match *ty.kind() { . ty::Ref(_, ref_ty, _) => { . ty = ref_ty; . continue; . }, 6 ( 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 952 ---------------------------------------- . kind: ty::Opaque { .. }, . .. . }, . ) . | ty::Placeholder(_) . | ty::Dynamic(..) . | ty::Param(_) => Self::Reborrow, . ty::Adt(_, args) 129 ( 0.00%) if ty.has_placeholders() . || ty.has_opaque_types() 166 ( 0.00%) || (!for_return && args.has_non_region_param()) => . { . Self::Reborrow . }, . ty::Bool . | ty::Char . | ty::Int(_) . | ty::Uint(_) . | ty::Array(..) -- line 970 ---------------------------------------- -- 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) { 34,912 ( 0.00%) if let Some(outer_pat) = self.ref_locals.get_mut(&local) 104,736 ( 0.01%) => /rust/deps/indexmap-2.14.0/src/map.rs:>::get_mut:: (8,728x) . && 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)] 800 ( 0.00%) fn report( . &self, . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'_>, . state: State, . data: StateData<'tcx>, . typeck: &'tcx TypeckResults<'tcx>, . ) { 640 ( 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 1293 ---------------------------------------- . snip.into_owned() . }; . diag.span_suggestion(data.first_expr.span, "try", sugg, app); . }, . ); . }, . State::Borrow { .. } | State::Reborrow { .. } => (), . } 640 ( 0.00%) } . } 20,018 ( 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 { 273,294 ( 0.02%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 60,732 ( 0.00%) if expr.span.from_expansion() { . return; . } . 13,720 ( 0.00%) if let Some(binops) = extract_related_binops(&expr.kind) { 33 ( 0.00%) check_binops(cx, &binops.iter().collect::>(), &mut self.linted_spans); 745 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::check_binops (11x) . . 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| { . if !op_types.contains(&op) { . op_types.push(op); . } . }); . 46 ( 0.00%) for op_type in op_types { . let ops: Vec<_> = binops.iter().filter(|b| b.op == op_type).collect(); . 39 ( 0.00%) check_binops(cx, &ops, &mut self.linted_spans); 687 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::check_binops (13x) . } . } 242,928 ( 0.02%) } . } . 216 ( 0.00%) fn check_binops(cx: &EarlyContext<'_>, binops: &[&BinaryOp<'_>], linted_spans: &mut FxHashSet) { . let binop_count = binops.len(); 48 ( 0.00%) if binop_count < 2 { . // Single binary operation expressions would likely be false . // positives. . return; . } . . let mut one_ident_difference_count = 0; . let mut no_difference_info = None; . let mut double_difference_info = None; . let mut expected_ident_loc = None; . . let mut paired_identifiers = FxHashSet::default(); . 20 ( 0.00%) for (i, BinaryOp { left, right, op, .. }) in binops.iter().enumerate() { 60 ( 0.00%) match ident_difference_expr(left, right) { . IdentDifference::NoDifference => { . if is_useless_with_eq_exprs(*op) { . // The `eq_op` lint should catch this in this case. . return; . } . . no_difference_info = Some(i); . }, -- line 127 ---------------------------------------- -- line 176 ---------------------------------------- . { . emit_suggestion(cx, binop.span, sugg, applicability, linted_spans); . } . } . }, . _ => {}, . } . } 192 ( 0.00%) } . . fn attempt_to_emit_no_difference_lint( . cx: &EarlyContext<'_>, . binops: &[&BinaryOp<'_>], . i: usize, . expected_loc: IdentLocation, . linted_spans: &mut FxHashSet, . ) { -- line 192 ---------------------------------------- -- line 346 ---------------------------------------- . fn new(op: BinOpKind, span: Span, (left, right): (&'exprs Expr, &'exprs Expr)) -> Self { . Self { op, span, left, right } . } . } . . fn strip_non_ident_wrappers(expr: &Expr) -> &Expr { . let mut output = expr; . loop { 212 ( 0.00%) output = match &output.kind { 4 ( 0.00%) ExprKind::Paren(inner) | ExprKind::Unary(_, inner) => inner, . _ => { . return output; . }, . }; . } . } . . fn extract_related_binops(kind: &ExprKind) -> Option>> { 13,698 ( 0.00%) append_opt_vecs(chained_binops(kind), if_statement_binops(kind)) 152,790 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::if_statement_binops (4,566x) 100,480 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::append_opt_vecs:: (4,566x) . } . 35,546 ( 0.00%) fn if_statement_binops(kind: &ExprKind) -> Option>> { 35,264 ( 0.00%) match kind { 295 ( 0.00%) ExprKind::If(condition, _, _) => chained_binops(&condition.kind), . ExprKind::Paren(e) => if_statement_binops(&e.kind), . ExprKind::Block(block, _) => { 270 ( 0.00%) let mut output = None; 270 ( 0.00%) for stmt in &block.stmts { 3,116 ( 0.00%) match &stmt.kind { . StmtKind::Expr(e) | StmtKind::Semi(e) => { 7,168 ( 0.00%) output = append_opt_vecs(output, if_statement_binops(&e.kind)); 26,198 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::if_statement_binops'2 (240x) 5,285 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::append_opt_vecs:: (240x) . }, . _ => {}, . } . } 1,890 ( 0.00%) output . }, . _ => None, . } 40,440 ( 0.00%) } . 35,546 ( 0.00%) fn append_opt_vecs(target_opt: Option>, source_opt: Option>) -> Option> { 25,390 ( 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) . }, 52 ( 0.00%) (Some(v), None) | (None, Some(v)) => Some(v), 10,130 ( 0.00%) (None, None) => None, . } 40,624 ( 0.00%) } . . fn chained_binops(kind: &ExprKind) -> Option>> { 33,297 ( 0.00%) match kind { 565 ( 0.00%) ExprKind::Binary(_, left_outer, right_outer) => chained_binops_helper(left_outer, right_outer), 1,163 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::chained_binops_helper (17x) 116 ( 0.00%) ExprKind::Paren(e) | ExprKind::Unary(_, e) => chained_binops(&e.kind), 4,514 ( 0.00%) _ => None, . } . } . 970 ( 0.00%) fn chained_binops_helper<'expr>(left_outer: &'expr Expr, right_outer: &'expr Expr) -> Option>> { 806 ( 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), 3 ( 0.00%) (_, 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), . ExprKind::Binary(Spanned { node: right_op, .. }, right_left, right_right), 88 ( 0.00%) ) => match ( 77 ( 0.00%) chained_binops_helper(left_left, left_right), 361 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::chained_binops_helper'2 (11x) 66 ( 0.00%) chained_binops_helper(right_left, right_right), 361 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/suspicious_operation_groupings.rs:clippy_lints::suspicious_operation_groupings::chained_binops_helper'2 (11x) . ) { . (Some(mut left_ops), Some(right_ops)) => { . left_ops.reserve(right_ops.len()); . for op in right_ops { . left_ops.push(op); . } . Some(left_ops) . }, -- line 430 ---------------------------------------- -- line 431 ---------------------------------------- . (Some(mut left_ops), _) => { . left_ops.push(BinaryOp::new(*right_op, right_outer.span, (right_left, right_right))); . Some(left_ops) . }, . (_, Some(mut right_ops)) => { . right_ops.insert(0, BinaryOp::new(*left_op, left_outer.span, (left_left, left_right))); . Some(right_ops) . }, 121 ( 0.00%) (None, None) => Some(vec![ 22 ( 0.00%) BinaryOp::new(*left_op, left_outer.span, (left_left, left_right)), 22 ( 0.00%) BinaryOp::new(*right_op, right_outer.span, (right_left, right_right)), . ]), 11 ( 0.00%) }, 86 ( 0.00%) _ => None, . } 776 ( 0.00%) } . . #[derive(Clone, Copy, PartialEq, Eq, Default, Debug)] . struct IdentLocation { . index: usize, . } . . impl Add for IdentLocation { . type Output = IdentLocation; -- line 454 ---------------------------------------- -- line 537 ---------------------------------------- . // . // If it turns out that problematic cases are more prevalent than we assume, . // then we should be able to change this function to do the correct traversal, . // without needing to change the rest of the code. . . #[allow(clippy::enum_glob_use)] . use ExprKind::*; . 200 ( 0.00%) match ( . &strip_non_ident_wrappers(left).kind, . &strip_non_ident_wrappers(right).kind, . ) { . (Yield(_), Yield(_)) . | (Try(_), Try(_)) . | (Paren(_), Paren(_)) . | (Repeat(_, _), Repeat(_, _)) . | (Struct(_), Struct(_)) -- line 553 ---------------------------------------- 29,080 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/redundant_locals.rs -------------------------------------------------------------------------------- Ir -- line 42 ---------------------------------------- . pub REDUNDANT_LOCALS, . suspicious, . "redundant redefinition of a local binding" . } . . declare_lint_pass!(RedundantLocals => [REDUNDANT_LOCALS]); . . impl<'tcx> LateLintPass<'tcx> for RedundantLocals { 13,770 ( 0.00%) fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) { 9,180 ( 0.00%) if !local.span.is_desugaring(DesugaringKind::Async) 145,864 ( 0.01%) => ???:::is_desugaring (1,530x) . // the pattern is a single by-value binding 16,623 ( 0.00%) && let PatKind::Binding(BindingMode(ByRef::No, mutability), _, ident, None) = local.pat.kind . // the binding is not type-ascribed 1,337 ( 0.00%) && local.ty.is_none() . // the expression is a resolved path 3,405 ( 0.00%) && let Some(expr) = local.init 2,538 ( 0.00%) && let ExprKind::Path(qpath @ QPath::Resolved(None, path)) = expr.kind . // the path is a single segment equal to the local's name 55 ( 0.00%) && let [last_segment] = path.segments . && last_segment.ident == ident . // resolve the path to its defining binding pattern . && let Res::Local(binding_id) = cx.qpath_res(&qpath, expr.hir_id) . && let Node::Pat(binding_pat) = cx.tcx.hir_node(binding_id) . // the previous binding has the same mutability . && find_binding(binding_pat, ident).is_some_and(|bind| bind.1 == mutability) . // the local does not change the effect of assignments to the binding. see #11290 . && !affects_assignments(cx, mutability, binding_id, local.hir_id) -- line 68 ---------------------------------------- -- line 77 ---------------------------------------- . cx, . REDUNDANT_LOCALS, . local.span, . format!("redundant redefinition of a binding `{ident}`"), . Some(binding_pat.span), . format!("`{ident}` is initially defined here"), . ); . } 12,240 ( 0.00%) } . } . . /// Checks if the enclosing body is a closure and if the given local is captured by value. . /// . /// In those cases, the redefinition may be necessary to force a move: . /// ``` . /// fn assert_static(_: T) {} . /// -- line 93 ---------------------------------------- -------------------------------------------------------------------------------- -- 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; . 23,751 ( 0.00%) pub(crate) fn check(cx: &LateContext<'_>, pat: &Pat<'_>) { 6,786 ( 0.00%) if !pat.span.from_expansion() 3,382 ( 0.00%) && let PatKind::Struct(QPath::Resolved(_, path), fields, Some(dotdot)) = pat.kind . && let Some(def_id) = path.res.opt_def_id() 13 ( 0.00%) && let ty = cx.tcx.type_of(def_id).instantiate_identity().skip_norm_wip() 26 ( 0.00%) && let ty::Adt(def, _) = ty.kind() 39 ( 0.00%) && (def.is_struct() || def.is_union()) 39 ( 0.00%) && fields.len() == def.non_enum_variant().fields.len() 104 ( 0.00%) => ???:::non_enum_variant (13x) . && !def.non_enum_variant().is_field_list_non_exhaustive() . { . span_lint_and_then( . cx, . REST_PAT_IN_FULLY_BOUND_STRUCTS, . pat.span, . "unnecessary use of `..` pattern in struct binding. All fields were already bound", . |diag| { -- line 23 ---------------------------------------- -- line 25 ---------------------------------------- . dotdot, . "consider removing `..` from this binding", . "", . rustc_errors::Applicability::MachineApplicable, . ); . }, . ); . } 27,144 ( 0.00%) } 26 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/main_recursion.rs -------------------------------------------------------------------------------- Ir -- line 29 ---------------------------------------- . . #[derive(Default)] . pub struct MainRecursion { . has_no_std_attr: bool, . } . . impl LateLintPass<'_> for MainRecursion { . fn check_crate(&mut self, cx: &LateContext<'_>) { 3 ( 0.00%) self.has_no_std_attr = is_no_std_crate(cx); 110 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_no_std_crate (1x) . } . 128,800 ( 0.01%) fn check_expr_post(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 140,864 ( 0.01%) if self.has_no_std_attr { . return; . } . . if let ExprKind::Call(func, []) = &expr.kind 3,520 ( 0.00%) && let ExprKind::Path(QPath::Resolved(_, path)) = &func.kind 3 ( 0.00%) && let Some(def_id) = path.res.opt_def_id() 15 ( 0.00%) && is_entrypoint_fn(cx, def_id) 192 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_entrypoint_fn (3x) . { . span_lint_and_help( . cx, . MAIN_RECURSION, . func.span, . format!("recursing into entrypoint `{}`", snippet(cx, func.span, "main")), . None, . "consider using another function for this recursion", . ); . } 161,000 ( 0.01%) } . } 3 ( 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. 1,864 ( 0.00%) __rust_no_alloc_shim_is_unstable_v2(); 50 ( 0.00%) => ???:std::exception::~exception() (50x) . 22,770 ( 0.00%) __rust_alloc(layout.size(), layout.alignment()) 3,083 ( 0.00%) => ???:__rustc::__rust_alloc (88x) . } . } . . /// 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) { 23,437 ( 0.00%) unsafe { __rust_dealloc(ptr, layout.size(), layout.alignment()) } 1,406 ( 0.00%) => ???:__rustc::__rdl_dealloc (37x) . } . . /// 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 { 2,681 ( 0.00%) unsafe { __rust_realloc(ptr, layout.size(), layout.alignment(), new_size) } 2,043 ( 0.00%) => ???:__rustc::__rust_realloc (8x) . } . . /// 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 284 ---------------------------------------- . __rust_alloc_zeroed(layout.size(), layout.alignment()) . } . } . . 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> { 4,220 ( 0.00%) match layout.size() { . 0 => Ok(layout.dangling_ptr().cast_slice(0)), . // SAFETY: `layout` is non-zero in size, . size => unsafe { 2,102 ( 0.00%) let raw_ptr = if zeroed { alloc_zeroed(layout) } else { alloc(layout) }; 2,093 ( 0.00%) => ???:std::exception::~exception() (2,093x) . 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) { 2,298 ( 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 ---------------------------------------- 53,446 ( 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 { 128,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &'_ Expr<'_>) { 78,413 ( 0.01%) if let ExprKind::Call(path, [arg]) = expr.kind 7,324 ( 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", . ); . } 161,000 ( 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 { 36,538 ( 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 { 25,572 ( 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. 14,653 ( 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])* 248 ( 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 ---------------------------------------- 17,244 ( 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); 1,432 ( 0.00%) let mut preds = [Vec::new(), Vec::new(), Vec::new()]; . for (clause, _) in generics.clauses { 2,380 ( 0.00%) if let ClauseKind::Trait(poly_trait_pred) = clause.kind().skip_binder() { 6,664 ( 0.00%) => ???:::kind (476x) . let trait_pred = cx . .tcx 2,814 ( 0.00%) .instantiate_bound_regions_with_erased(clause.kind().rebind(poly_trait_pred)); 40,792 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_middle/src/ty/fold.rs:::instantiate_bound_regions_with_erased::> (402x) 5,628 ( 0.00%) => ???:::kind (402x) . for (i, tid) in trait_ids.iter().enumerate() { 1,684 ( 0.00%) if let Some(tid) = tid . && *tid == trait_pred.trait_ref.def_id . { . preds[i].push(trait_pred); . } . } . } . } 2,506 ( 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, _)| { 1,062 ( 0.00%) if let ClauseKind::Projection(pred) = clause.kind().skip_binder() { 2,548 ( 0.00%) => ???:::kind (182x) 266 ( 0.00%) let projection_pred = cx.tcx.instantiate_bound_regions_with_erased(clause.kind().rebind(pred)); 11,788 ( 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::> (38x) 532 ( 0.00%) => ???:::kind (38x) 38 ( 0.00%) if projection_pred.projection_term.args == trait_pred.trait_ref.args { 228 ( 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(); 895 ( 0.00%) if let Some(def_id) = cx.typeck_results().type_dependent_def_id(expr.hir_id) { 9,157 ( 0.00%) => ???:::type_dependent_def_id (179x) . let fn_sig = cx.tcx.fn_sig(def_id).instantiate_identity().skip_norm_wip(); . let generics = cx.tcx.clauses_of(def_id); 2,327 ( 0.00%) let [fn_mut_preds, ord_preds, partial_ord_preds] = 179 ( 0.00%) get_trait_predicates_for_trait_ids(cx, generics, &[Some(fn_mut_trait), ord_trait, partial_ord_trait]); 179 ( 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<'_>]` 76 ( 0.00%) let inputs_output = cx.tcx.instantiate_bound_regions_with_erased(fn_sig.inputs_and_output()); 13,784 ( 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>> (38x) . inputs_output . .iter() . .rev() . .skip(1) . .rev() . .enumerate() . .for_each(|(i, inp)| { . for trait_pred in &fn_mut_preds { 152 ( 0.00%) if trait_pred.self_ty() == inp 304 ( 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; . } . } . } . } . }); . } 190 ( 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 65,534 ( 0.00%) if let ExprKind::MethodCall(_, receiver, args, _) = expr.kind 462 ( 0.00%) && args.iter().any(|arg| { . matches!( . arg.peel_blocks().peel_borrows().peel_drop_temps().kind, . ExprKind::Path(_) | ExprKind::Closure(_) . ) . }) 895 ( 0.00%) && let Some(fn_mut_trait) = cx.tcx.lang_items().fn_mut_trait() 7,160 ( 0.00%) => ???:::lang_items (179x) . { 716 ( 0.00%) let ord_trait = cx.tcx.get_diagnostic_item(sym::Ord); 18,974 ( 0.00%) => ???:::get_diagnostic_item (179x) 358 ( 0.00%) let partial_ord_trait = cx.tcx.lang_items().partial_ord_trait(); 7,160 ( 0.00%) => ???:::lang_items (179x) . if (ord_trait, partial_ord_trait) == (None, None) { . return; . } . . let args = std::iter::once(receiver).chain(args.iter()).collect::>(); 358 ( 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"); . } . }, . ); . } . } . } 257,600 ( 0.02%) } . } 4,913 ( 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) { 58,464 ( 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) { 771 ( 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/enum_clike.rs -------------------------------------------------------------------------------- Ir -- line 29 ---------------------------------------- . correctness, . "C-like enums that are `repr(isize/usize)` and have values that don't fit into an `i32`" . } . . declare_lint_pass!(UnportableVariant => [ENUM_CLIKE_UNPORTABLE_VARIANT]); . . impl<'tcx> LateLintPass<'tcx> for UnportableVariant { . #[expect(clippy::cast_possible_wrap)] 3,880 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'_>) { 2,425 ( 0.00%) if cx.tcx.data_layout.pointer_size().bits() != 64 { . return; . } . if let ItemKind::Enum(_, _, def) = &item.kind { 9 ( 0.00%) for var in def.variants { 192 ( 0.00%) if let Some(anon_const) = &var.disr_expr { . let def_id = cx.tcx.hir_body_owner_def_id(anon_const.body); . let mut ty = cx . .tcx . .type_of(def_id.to_def_id()) . .instantiate_identity() . .skip_norm_wip(); . let constant = cx.tcx.const_eval_poly(def_id.to_def_id()).ok(); . if let Some(Constant::Int(val)) = constant.and_then(|c| mir_to_const(cx.tcx, c, ty)) { -- line 51 ---------------------------------------- -- line 69 ---------------------------------------- . ENUM_CLIKE_UNPORTABLE_VARIANT, . var.span, . "C-like enum variant discriminant is not portable to 32-bit targets", . ); . } . } . } . } 3,880 ( 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. 8,150 ( 0.00%) fn span_matches_pat(sess: &Session, span: Span, start_pat: Pat, end_pat: Pat) -> bool { 4,075 ( 0.00%) let pos = sess.source_map().lookup_byte_offset(span.lo()); 116,160 ( 0.01%) => ???:::lookup_byte_offset (815x) 1,630 ( 0.00%) let Some(ref src) = pos.sf.src else { . return false; . }; . let end = span.hi() - pos.sf.start_pos; 6,520 ( 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. 815 ( 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 == ','); 10,595 ( 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()) . }, 6,520 ( 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)), 198 ( 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, . }) 2,445 ( 0.00%) }) 7,335 ( 0.00%) } . . /// Get the search patterns to use for the given literal . fn lit_search_pat(lit: &LitKind) -> (Pat, Pat) { 8 ( 0.00%) match lit { 3 ( 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")), . 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("")), . } 1 ( 0.00%) } . . /// Get the search patterns to use for the given path 265 ( 0.00%) fn qpath_search_pat(path: &QPath<'_>) -> (Pat, Pat) { 530 ( 0.00%) match path { . QPath::Resolved(ty, path) => { 262 ( 0.00%) let start = if ty.is_some() { . Pat::Str("<") . } else { 262 ( 0.00%) path.segments.first().map_or(Pat::Str(""), |seg| { 524 ( 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| { 262 ( 0.00%) if seg.args.is_some() { . Pat::Str(">") . } else { . Pat::Sym(seg.ident.name) . } . }); 1,572 ( 0.00%) (start, end) . }, 24 ( 0.00%) QPath::TypeRelative(_, name) => (Pat::Str(""), Pat::Sym(name.ident.name)), . } 265 ( 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) { 14,166 ( 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. 3,148 ( 0.00%) if !e.span.eq_ctxt(outer_span) { . return (Pat::Str(""), Pat::Str("")); . } . 5,045 ( 0.00%) match e.kind { 19 ( 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` . ExprKind::Tup([]) => (Pat::Str(")"), Pat::Str("(")), 1,244 ( 0.00%) ExprKind::Unary(UnOp::Deref, e) => (Pat::Str("*"), expr_search_pat_inner(tcx, e, outer_span).1), 10,053 ( 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 (73x) . 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), 11 ( 0.00%) ExprKind::Lit(lit) => lit_search_pat(&lit.node), 18 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::lit_search_pat (1x) 144 ( 0.00%) ExprKind::Array(_) | ExprKind::Repeat(..) => (Pat::Str("["), Pat::Str("]")), 264 ( 0.00%) ExprKind::Call(e, []) | ExprKind::MethodCall(_, e, [], _) => { 360 ( 0.00%) (expr_search_pat_inner(tcx, e, outer_span).0, Pat::Str("(")) 664 ( 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 (8x) . }, 8 ( 0.00%) ExprKind::Call(first, [.., last]) 27 ( 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, 1,697 ( 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 (8x) 104 ( 0.00%) expr_search_pat_inner(tcx, last, outer_span).1, 3,512 ( 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 (8x) . ), . 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")) . }, 27 ( 0.00%) ExprKind::Closure(&Closure { body, .. }) => ( 36 ( 0.00%) Pat::Str(""), 81 ( 0.00%) expr_search_pat_inner(tcx, tcx.hir_body(body).value, outer_span).1, 2,257 ( 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 (9x) 805 ( 0.00%) => ???:::hir_body (9x) . ), . ExprKind::Block( . Block { . rules: BlockCheckMode::UnsafeBlock(UnsafeSource::UserProvided), . .. . }, . None, . ) => (Pat::Str("unsafe"), Pat::Str("}")), 2 ( 0.00%) ExprKind::Block(_, None) => (Pat::Str("{"), Pat::Str("}")), 1,690 ( 0.00%) ExprKind::Field(e, name) => (expr_search_pat_inner(tcx, e, outer_span).0, Pat::Sym(name.name)), 83 ( 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) 300 ( 0.00%) ExprKind::Index(e, _, _) => (expr_search_pat_inner(tcx, e, outer_span).0, Pat::Str("]")), 2,335 ( 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 (17x) 2,915 ( 0.00%) ExprKind::Path(ref path) => qpath_search_pat(path), 8,944 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::qpath_search_pat (265x) 1,328 ( 0.00%) ExprKind::AddrOf(_, _, e) => (Pat::Str("&"), expr_search_pat_inner(tcx, e, outer_span).1), 23,611 ( 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 (166x) . 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("")), . } 4,168 ( 0.00%) } . 819 ( 0.00%) expr_search_pat_inner(tcx, e, e.span) 63,951 ( 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 (273x) . } . . fn fn_header_search_pat(header: FnHeader) -> Pat { 323 ( 0.00%) if header.is_async() { . Pat::Str("async") 646 ( 0.00%) } else if matches!(header.constness, rustc_hir::Constness::Const { always: false }) { . Pat::Str("const") . } else if header.is_unsafe() { . Pat::Str("unsafe") 969 ( 0.00%) } else if header.abi != ExternAbi::Rust { . Pat::Str("extern") . } else { . Pat::MultiStr(&["fn", "extern"]) . } . } . . fn item_search_pat(item: &Item<'_>) -> (Pat, Pat) { 1,563 ( 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(";")), 315 ( 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("")), . }; 264 ( 0.00%) if item.vis_span.is_empty() { 693 ( 0.00%) (start_pat, end_pat) . } else { 440 ( 0.00%) (Pat::Str("pub"), end_pat) . } . } . . fn trait_item_search_pat(item: &TraitItem<'_>) -> (Pat, Pat) { 44 ( 0.00%) match &item.kind { . TraitItemKind::Const(..) => (Pat::Str("const"), Pat::Str(";")), . TraitItemKind::Type(..) => (Pat::Str("type"), Pat::Str(";")), 12 ( 0.00%) TraitItemKind::Fn(sig, ..) => (fn_header_search_pat(sig.header), Pat::Str("")), . } . } . . fn impl_item_search_pat(item: &ImplItem<'_>) -> (Pat, Pat) { 1,802 ( 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(";")), 212 ( 0.00%) ImplItemKind::Fn(sig, ..) => (fn_header_search_pat(sig.header), Pat::Str("")), . }; 318 ( 0.00%) if let ImplItemImplKind::Inherent { vis_span, .. } = item.impl_kind 106 ( 0.00%) && !vis_span.is_empty() . { 336 ( 0.00%) start_pat = Pat::Str("pub"); . } 1,272 ( 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)), . } . } . 972 ( 0.00%) fn fn_kind_pat(tcx: TyCtxt<'_>, kind: &FnKind<'_>, body: &Body<'_>, hir_id: HirId) -> (Pat, Pat) { 1,192 ( 0.00%) let (mut start_pat, end_pat) = match kind { 52 ( 0.00%) FnKind::ItemFn(.., header) => (fn_header_search_pat(*header), Pat::Str("")), 112 ( 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), . }; 1,024 ( 0.00%) match tcx.hir_node(hir_id) { 6,696 ( 0.00%) => ???:::hir_node (108x) 156 ( 0.00%) Node::Item(Item { vis_span, .. }) . | Node::ImplItem(ImplItem { 56 ( 0.00%) impl_kind: ImplItemImplKind::Inherent { vis_span, .. }, . .. . }) => { 254 ( 0.00%) if !vis_span.is_empty() { . start_pat = Pat::Str("pub"); . } . }, . Node::ImplItem(_) | Node::TraitItem(_) => {}, . _ => start_pat = Pat::Str(""), . } 1,080 ( 0.00%) (start_pat, end_pat) 972 ( 0.00%) } . . fn attr_search_pat(attr: &Attribute) -> (Pat, Pat) { 354 ( 0.00%) match attr.kind { . AttrKind::Normal(..) => { 472 ( 0.00%) if let Some(name) = attr.name() { 1,062 ( 0.00%) => ???:::name (118x) . // NOTE: This will likely have false positives, like `allow = 1` 472 ( 0.00%) (Pat::Attr(name), Pat::Str("")) . } else { . (Pat::Str("#"), Pat::Str("]")) . } . }, . AttrKind::Synthetic(..) => unreachable!(), . AttrKind::DocComment(_kind @ CommentKind::Line, ..) => { . if attr.style == AttrStyle::Outer { . (Pat::Str("///"), Pat::Str("")) -- line 376 ---------------------------------------- -- 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>; 2,751 ( 0.00%) fn search_pat(&$self, $cx_ident: &Self::Context) -> (Pat, Pat) { . $fn($($args)*) 3,095 ( 0.00%) } . fn span(&self) -> Span { . self.span . } . } . }; . } 273 ( 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) { 756 ( 0.00%) fn_kind_pat(cx.tcx, self.0, self.1, self.2) 21,448 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::fn_kind_pat (108x) . } . . 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. . pub fn is_from_proc_macro<'cx, T: WithSearchPat<'cx>>(cx: &T::Context, item: &T) -> bool { 2,229 ( 0.00%) let (start_pat, end_pat) = item.search_pat(cx); 194 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:::search_pat (2x) 9,098 ( 0.00%) !span_matches_pat(cx.sess(), item.span(), start_pat, end_pat) 850 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::span_matches_pat (2x) . } . . /// Checks if the span actually refers to a match expression . pub fn is_span_match(cx: &impl LintContext, span: Span) -> bool { 936 ( 0.00%) span_matches_pat(cx.sess(), span, Pat::Str("match"), Pat::Str("}")) 30,120 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::span_matches_pat (72x) . } . . /// Checks if the span actually refers to an if expression . pub fn is_span_if(cx: &impl LintContext, span: Span) -> bool { 30 ( 0.00%) span_matches_pat(cx.sess(), span, Pat::Str("if"), Pat::Str("}")) 694 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/check_proc_macro.rs:clippy_utils::check_proc_macro::span_matches_pat (2x) . } 15,105 ( 0.00%) -------------------------------------------------------------------------------- -- 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(), 2,313 ( 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<'_>) { 129 ( 0.00%) if self.avoid_breaking_exported_api && cx.effective_visibilities.is_exported(item.owner_id.def_id) { 498 ( 0.00%) => ???:::is_exported (9x) . return; . } . . if (def.variants.len() as u64) < self.enum_threshold { . return; . } . 18 ( 0.00%) let Some(ident) = item.kind.ident() else { . return; . }; . let item_name = ident.name.as_str(); 24 ( 0.00%) for var in def.variants { . check_enum_start(cx, item_name, var); . check_enum_end(cx, item_name, var); . } . 6 ( 0.00%) Self::check_enum_common_affix(cx, item, def); . } . . /// Lint the names of struct fields against the name of the struct. 45 ( 0.00%) fn check_fields(&self, cx: &LateContext<'_>, item: &Item<'_>, fields: &[FieldDef<'_>]) { 10 ( 0.00%) if (fields.len() as u64) < self.struct_threshold { . return; . } . 12 ( 0.00%) self.check_struct_name_repetition(cx, item, fields); . self.check_struct_common_affix(cx, item, fields); 40 ( 0.00%) } . . fn check_enum_common_affix(cx: &LateContext<'_>, item: &Item<'_>, def: &EnumDef<'_>) { . let first = match def.variants.first() { 6 ( 0.00%) Some(variant) => variant.ident.name.as_str(), . None => return, . }; 18 ( 0.00%) let mut pre = camel_case_split(first); 5,187 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::camel_case_split (6x) 12 ( 0.00%) let mut post = pre.clone(); 559 ( 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 (6x) 1 ( 0.00%) post.reverse(); . for var in def.variants { . let name = var.ident.name.as_str(); . 21 ( 0.00%) let variant_split = camel_case_split(name); 5,999 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::camel_case_split (7x) 14 ( 0.00%) if variant_split.len() == 1 { . return; . } . 4 ( 0.00%) pre = pre . .iter() . .zip(variant_split.iter()) . .take_while(|(a, b)| a == b) . .map(|e| *e.0) . .collect(); 4 ( 0.00%) post = post . .iter() . .zip(variant_split.iter().rev()) . .take_while(|(a, b)| a == b) . .map(|e| *e.0) . .collect(); . } . let (what, value) = match (have_no_extra_prefix(&pre), post.is_empty()) { . (true, true) => return, -- line 274 ---------------------------------------- -- 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; . } . 18 ( 0.00%) if self.avoid_breaking_exported_api . && fields . .iter() 27 ( 0.00%) .any(|field| cx.effective_visibilities.is_exported(field.def_id)) 1,440 ( 0.00%) => ???:::is_exported (27x) . { . 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(); 6 ( 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<'_>]) { 12 ( 0.00%) let Some(ident) = item.kind.ident() else { return }; 6 ( 0.00%) let snake_name = to_snake_case(ident.name.as_str()); 1,939 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::to_snake_case (3x) . let item_name_words: Vec<&str> = snake_name.split('_').collect(); . for field in fields { 189 ( 0.00%) if self.avoid_breaking_exported_api && cx.effective_visibilities.is_exported(field.def_id) { 1,440 ( 0.00%) => ???:::is_exported (27x) . continue; . } . 27 ( 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(); 54 ( 0.00%) if field_words.len() >= item_name_words.len() { . // if the field name is shorter than the struct name it cannot contain it 23 ( 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", . ); . } 46 ( 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(); . 406 ( 0.00%) if count_match_start(item_name, name).char_count == item_name_chars 6,814 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::count_match_start (58x) . && 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(); . 464 ( 0.00%) if count_match_end(item_name, name).char_count == item_name_chars 7,631 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::count_match_end (58x) . && !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<'_>) { 970 ( 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<'_>) { 462 ( 0.00%) if let [.., last] = &mut *self.modules { 436 ( 0.00%) last.in_body_count += 1; . } . } . . fn check_body_post(&mut self, _: &LateContext<'_>, _: &Body<'_>) { 462 ( 0.00%) if let [.., last] = &mut *self.modules { 436 ( 0.00%) last.in_body_count -= 1; . } . } . 4,365 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'_>, item: &Item<'_>) { 3,281 ( 0.00%) let ident = match item.kind { 30 ( 0.00%) ItemKind::Mod(ident, _) => { 45 ( 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 . }, . 63 ( 0.00%) ItemKind::Enum(ident, _, def) => { 45 ( 0.00%) if !ident.span.in_external_macro(cx.tcx.sess.source_map()) { 9 ( 0.00%) self.check_variants(cx, item, &def); . } . ident . }, 10 ( 0.00%) ItemKind::Struct(ident, _, data) => { 20 ( 0.00%) if let VariantData::Struct { fields, .. } = data 20 ( 0.00%) && !ident.span.in_external_macro(cx.tcx.sess.source_map()) . { 35 ( 0.00%) self.check_fields(cx, item, fields); 19,820 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/item_name_repetitions.rs:::check_fields (5x) . } . ident . }, . . ItemKind::Const(ident, ..) 2 ( 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(); 604 ( 0.00%) let item_camel = to_camel_case(item_name); 122,981 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/str_utils.rs:clippy_utils::str_utils::to_camel_case (302x) . 604 ( 0.00%) if let [.., prev] = &*self.modules 843 ( 0.00%) && prev.is_public . && prev.in_body_count == 0 . && !item.span.from_expansion() . && !matches!(item.kind, ItemKind::Macro(..)) . && cx.tcx.visibility(item.owner_id).is_public() . { . if !self.allow_exact_repetitions && item_camel == prev.name_camel { . if !is_from_proc_macro(cx, item) { . span_lint( -- line 552 ---------------------------------------- -- line 578 ---------------------------------------- . MODULE_NAME_REPETITIONS, . ident.span, . "item name ends with its containing module's name", . ); . } . } . } . 604 ( 0.00%) if matches!(item.kind, ItemKind::Mod(..)) { . self.modules.push(ModInfo { . name: ident.name, . name_camel: item_camel, 45 ( 0.00%) is_public: cx.tcx.visibility(item.owner_id).is_public(), . in_body_count: 0, . }); . } 3,880 ( 0.00%) } . } 2,538 ( 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 { 10,710 ( 0.00%) fn check_local(&mut self, cx: &LateContext<'tcx>, local: &LetStmt<'tcx>) { 3,060 ( 0.00%) if matches!(local.source, LocalSource::Normal) 4,590 ( 0.00%) && let PatKind::Wild = local.pat.kind 453 ( 0.00%) && let Some(init) = local.init 1,057 ( 0.00%) && !local.span.in_external_macro(cx.tcx.sess.source_map()) . { . let init_ty = cx.typeck_results().expr_ty(init); . let contains_sync_guard = init_ty.walk().any(|inner| match inner.kind() { . 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, . }); -- line 150 ---------------------------------------- -- line 233 ---------------------------------------- . local.pat.span.parent(), . ), . "consider adding a type annotation", . ); . }, . ); . } . } 12,240 ( 0.00%) } . } 1,832 ( 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 { 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 64,945 ( 0.00%) if let ExprKind::If(cond, then, Some(otherwise)) = expr.kind 200 ( 0.00%) && let ExprKind::Path(_) = cond.kind 20 ( 0.00%) && let ExprKind::Block( . Block { 30 ( 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, . ); . }, . ); . } 257,600 ( 0.02%) } . } . . 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: 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { . // Cheap kind check before the costlier const context query. 32,200 ( 0.00%) if matches!( 64,400 ( 0.00%) expr.kind, . ExprKind::If(..) | ExprKind::Match(..) | ExprKind::MethodCall(..) | ExprKind::Call(..) 15,132 ( 0.00%) ) && !expr.span.from_expansion() 5,620 ( 0.00%) && !is_in_const_context(cx) 461,236 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (1,405x) . { . let suggestion = is_if_elseif_else_pattern(cx, expr) 2,702 ( 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); . } . } 257,600 ( 0.02%) } . 10,311 ( 0.00%) fn check_block(&mut self, cx: &LateContext<'tcx>, block: &'tcx Block<'tcx>) { . // Cheap `if`-statement check before the costlier const context query. 1,473 ( 0.00%) if !block . .stmts . .iter() 11,847 ( 0.00%) .any(|stmt| matches!(stmt.kind, StmtKind::Expr(e) if matches!(e.kind, ExprKind::If(..)))) . { . return; . } . 374 ( 0.00%) if is_in_const_context(cx) || !self.msrv.meets(cx, msrvs::CLAMP) { 11,159 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (34x) 510 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (34x) . return; . } . for suggestion in is_two_if_pattern(cx, block) { . maybe_emit_suggestion(cx, &suggestion); . } 11,784 ( 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) 15 ( 0.00%) } else if cx . .tcx 10 ( 0.00%) .get_diagnostic_item(sym::Ord) 530 ( 0.00%) => ???:::get_diagnostic_item (5x) 30 ( 0.00%) .is_some_and(|id| implements_trait(cx, ty, id, &[])) 261,310 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::implements_trait (5x) . { . 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)) . { 30 ( 0.00%) let params = is_clamp_meta_pattern( 263,128 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/manual_clamp.rs:clippy_lints::manual_clamp::is_clamp_meta_pattern (5x) . cx, 12 ( 0.00%) expr.span.ctxt(), 15 ( 0.00%) &BinaryOp::new(peel_blocks(cond))?, 10 ( 0.00%) &BinaryOp::new(peel_blocks(else_if_cond))?, . peel_blocks(then), . peel_blocks(else_if_then), 25 ( 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> { 4,273 ( 0.00%) if let ExprKind::MethodCall(seg_second, receiver, [arg_second], _) = expr.kind 499 ( 0.00%) && let ExprKind::MethodCall(seg_first, input, [arg_first], _) = &receiver.kind . // Match method names before the costlier type queries. 63 ( 0.00%) && let Some((min, max)) = match (seg_first.ident.name, seg_second.ident.name) { 84 ( 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 341 ---------------------------------------- . /// . /// ```no_run . /// # let (input, min_value, max_value) = (0, -3, 12); . /// # use std::cmp::{max, min}; . /// min(max(input, min_value), max_value) . /// # ; . /// ``` . fn is_call_max_min_pattern<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> Option> { 21 ( 0.00%) fn segment<'tcx>(cx: &LateContext<'_>, func: &Expr<'tcx>) -> Option> { 14 ( 0.00%) match func.kind { 1 ( 0.00%) ExprKind::Path(QPath::Resolved(None, path)) => { 3 ( 0.00%) let def = path.res.opt_def(cx)?; 7 ( 0.00%) match cx.tcx.get_diagnostic_name(def.1) { 53 ( 0.00%) => ???:::get_diagnostic_name (1x) . Some(sym::cmp_min) => Some(FunctionType::CmpMin), . Some(sym::cmp_max) => Some(FunctionType::CmpMax), . _ if def.assoc_fn_parent(cx).is_diag_item(cx, sym::Ord) => { . Some(FunctionType::OrdOrFloat(path.segments.last().expect("infallible"))) . }, . _ => None, . } . }, . ExprKind::Path(QPath::TypeRelative(ty, seg)) => { 4 ( 0.00%) matches!(ty.basic_res(), Res::PrimTy(PrimTy::Float(_))).then(|| FunctionType::OrdOrFloat(seg)) . }, . _ => None, . } 21 ( 0.00%) } . . enum FunctionType<'tcx> { . CmpMin, . CmpMax, . OrdOrFloat(&'tcx PathSegment<'tcx>), . } . 2,232 ( 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> { 531 ( 0.00%) if let ExprKind::Call(inner_fn, [first, second]) = &inner_call.kind 15 ( 0.00%) && let Some(inner_seg) = segment(cx, inner_fn) 156 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_clamp.rs:clippy_lints::manual_clamp::is_call_max_min_pattern::segment (3x) . && 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), . ) { . (true, false) => (second, first), -- line 391 ---------------------------------------- -- line 412 ---------------------------------------- . max, . is_float, . }, . span, . make_assignment: None, . hir_with_ignore_attr: None, . }) . } else { 248 ( 0.00%) None . } 1,984 ( 0.00%) } . 9,752 ( 0.00%) if let ExprKind::Call(outer_fn, [first, second]) = &expr.kind { 2,356 ( 0.00%) check(cx, outer_fn, first, second, expr.span).or_else(|| check(cx, outer_fn, second, first, expr.span)) 5,178 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_clamp.rs:clippy_lints::manual_clamp::is_call_max_min_pattern::check (248x) . } 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> { 2,523 ( 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>| { 33 ( 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 497 ---------------------------------------- . /// let mut x = input; . /// if x < min { x = min; } . /// if x > max { x = max; } . /// ``` . fn is_two_if_pattern<'tcx>(cx: &LateContext<'tcx>, block: &'tcx Block<'tcx>) -> Vec> { . block_stmt_with_last(block) . .tuple_windows() . .filter_map(|(maybe_set_first, maybe_set_second)| { 957 ( 0.00%) if let StmtKind::Expr(first_expr) = *maybe_set_first 195 ( 0.00%) && let StmtKind::Expr(second_expr) = *maybe_set_second . && let Some(If { . cond: first_cond, . then: first_then, . r#else: None, . }) = If::hir(first_expr) . && let Some(If { . cond: second_cond, . then: second_then, -- line 514 ---------------------------------------- -- line 540 ---------------------------------------- . max: input_min_max.max, . is_float: input_min_max.is_float, . }, . span: first_expr.span.to(second_expr.span), . make_assignment: Some(maybe_input_first_path), . hir_with_ignore_attr: Some(first_expr.hir_id), . }) . } else { 153 ( 0.00%) None . } . }) . .collect() . } . . /// Targets patterns like . /// . /// ```no_run -- line 556 ---------------------------------------- -- line 568 ---------------------------------------- . then, . r#else: Some(else_if), . }) = If::hir(expr) . && let Some(If { . cond: else_if_cond, . then: else_if_then, . r#else: None, . }) = If::hir(peel_blocks(else_if)) 3 ( 0.00%) && let ExprKind::Assign(maybe_input_first_path, maybe_min_max_first, _) = peel_blocks_with_stmt(then).kind . && let ExprKind::Assign(maybe_input_second_path, maybe_min_max_second, _) = . peel_blocks_with_stmt(else_if_then).kind . { . let ctxt = expr.span.ctxt(); . let params = is_clamp_meta_pattern( . cx, . ctxt, . &BinaryOp::new(peel_blocks(cond))?, -- line 584 ---------------------------------------- -- 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 { 10 ( 0.00%) op: op.node, 10 ( 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. 45 ( 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, . ]; 25 ( 0.00%) let clampability = TypeClampability::is_clampable(cx, cx.typeck_results().expr_ty(first_expr))?; 200 ( 0.00%) => ???:::expr_ty (5x) . let is_float = clampability.is_float(); 50 ( 0.00%) if exprs.iter().any(|e| peel_blocks(e).can_have_side_effects()) { 579 ( 0.00%) => ???:::can_have_side_effects (25x) . 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, . ) . }) . }) 40 ( 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 ---------------------------------------- -- line 819 ---------------------------------------- . #[derive(Debug)] . enum MaybeBorrowedStmtKind<'a> { . Borrowed(&'a StmtKind<'a>), . Owned(StmtKind<'a>), . } . . impl Clone for MaybeBorrowedStmtKind<'_> { . fn clone(&self) -> Self { 722 ( 0.00%) match self { . Self::Borrowed(t) => Self::Borrowed(t), . Self::Owned(StmtKind::Expr(e)) => Self::Owned(StmtKind::Expr(e)), . Self::Owned(_) => unreachable!("Owned should only ever contain a StmtKind::Expr."), . } . } . } . . impl<'a> Deref for MaybeBorrowedStmtKind<'a> { -- line 835 ---------------------------------------- 46,644 ( 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 { 1,644 ( 0.00%) if let ExprKind::Path(QPath::TypeRelative(cstr, fn_name)) = &func.kind 605 ( 0.00%) && let TyKind::Path(QPath::Resolved(_, ty_path)) = &cstr.kind 242 ( 0.00%) && cx.tcx.lang_items().c_str() == ty_path.res.opt_def_id() 4,840 ( 0.00%) => ???:::lang_items (121x) . { . 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(..)` 2,877 ( 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), . _ => {}, . } . } 3,288 ( 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 ---------------------------------------- 968 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/vec_init_then_push.rs -------------------------------------------------------------------------------- Ir -- line 57 ---------------------------------------- . lhs_is_let: bool, . let_ty_span: Option, . name: Symbol, . err_span: Span, . found: u128, . last_push_expr: HirId, . } . impl VecPushSearcher { 56 ( 0.00%) fn display_err(&self, cx: &LateContext<'_>) { . let required_pushes_before_extension = match self.init { 40 ( 0.00%) _ if self.found == 0 => return, . VecInitKind::WithConstCapacity(x) if x > self.found => return, . VecInitKind::WithConstCapacity(x) => x, . VecInitKind::WithExprCapacity(_) => return, . _ => 3, . }; . . let mut needs_mut = false; . let res = for_each_local_use_after_expr(cx, self.local_id, self.last_push_expr, |e| { -- line 75 ---------------------------------------- -- line 142 ---------------------------------------- . cx, . VEC_INIT_THEN_PUSH, . self.err_span, . "calls to `push` immediately after creation", . "consider using the `vec![]` macro", . s, . Applicability::HasPlaceholders, . ); 64 ( 0.00%) } . } . . impl<'tcx> LateLintPass<'tcx> for VecInitThenPush { . fn check_block(&mut self, _: &LateContext<'tcx>, _: &'tcx Block<'tcx>) { 1,473 ( 0.00%) self.searcher = None; . } . 10,710 ( 0.00%) fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) { 4,590 ( 0.00%) if let Some(init_expr) = local.init 12,187 ( 0.00%) && let PatKind::Binding(BindingMode::MUT, id, name, None) = local.pat.kind 1,692 ( 0.00%) && !local.span.in_external_macro(cx.sess().source_map()) 115 ( 0.00%) && let Some(init) = get_vec_init_kind(cx, init_expr) 2,822 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::get_vec_init_kind (23x) 16 ( 0.00%) && !matches!(init, VecInitKind::WithExprCapacity(_)) . { 120 ( 0.00%) self.searcher = Some(VecPushSearcher { . local_id: id, . init, . lhs_is_let: true, 8 ( 0.00%) let_ty_span: local.ty.map(|ty| ty.span), . name: name.name, . err_span: local.span, . found: 0, 8 ( 0.00%) last_push_expr: init_expr.hir_id, . }); . } 12,240 ( 0.00%) } . . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 96,568 ( 0.01%) if self.searcher.is_none() 28 ( 0.00%) && let ExprKind::Assign(left, right, _) = expr.kind 91 ( 0.00%) && let ExprKind::Path(QPath::Resolved(None, path)) = left.kind 14 ( 0.00%) && let [name] = &path.segments 21 ( 0.00%) && let Res::Local(id) = path.res 56 ( 0.00%) && !expr.span.in_external_macro(cx.sess().source_map()) 974 ( 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 (7x) 30 ( 0.00%) && let Some(init) = get_vec_init_kind(cx, right) 360 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::get_vec_init_kind (6x) . && !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, . }); . } 32,200 ( 0.00%) } . . fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) { 11,980 ( 0.00%) if let Some(searcher) = self.searcher.take() { 23 ( 0.00%) if let StmtKind::Expr(expr) | StmtKind::Semi(expr) = stmt.kind 14 ( 0.00%) && !stmt.span.from_expansion() 14 ( 0.00%) && 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), . found: searcher.found + 1, . last_push_expr: expr.hir_id, . ..searcher . }); . } else { 8 ( 0.00%) searcher.display_err(cx); 160 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/vec_init_then_push.rs:::display_err (8x) . } . } 5,938 ( 0.00%) } . . fn check_block_post(&mut self, cx: &LateContext<'tcx>, _: &'tcx Block<'tcx>) { 2,946 ( 0.00%) if let Some(searcher) = self.searcher.take() { . searcher.display_err(cx); . } . } . } 1,171 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/empty_line_after.rs -------------------------------------------------------------------------------- Ir -- line 117 ---------------------------------------- . struct ItemInfo { . kind: ItemKindDescr, . name: Option, . span: Span, . mod_items: Option, . } . . impl ItemInfo { 4,944 ( 0.00%) fn new(kind: ItemKindDescr, ident: Option, span: Span, mod_items: Option) -> Self { 3,296 ( 0.00%) Self { . kind, . name: ident.map(|ident| ident.name), . span: match ident { 195 ( 0.00%) Some(ident) => span.with_hi(ident.span.hi()), . None => span.shrink_to_lo(), . }, . mod_items, . } 3,296 ( 0.00%) } . } . . pub struct EmptyLineAfter { . items: Vec, . } . . impl EmptyLineAfter { . pub fn new() -> Self { -- line 143 ---------------------------------------- -- line 240 ---------------------------------------- . // ^ ^ . let asterisk = self.span.from_inner(InnerSpan::new(1, 2)); . suggestions.push((asterisk, String::new())); . }, . } . } . . fn from_attr(cx: &EarlyContext<'_>, attr: &Attribute) -> Option { 129 ( 0.00%) let SpanData { lo, hi, .. } = attr.span.data(); 172 ( 0.00%) let file = cx.sess().source_map().lookup_source_file(lo); 5,547 ( 0.00%) => ???:::lookup_source_file (43x) . 43 ( 0.00%) Some(Self { . span: attr.span, 172 ( 0.00%) kind: match attr.kind { . AttrKind::Normal(_) | AttrKind::Synthetic(_) => StopKind::Attr, . AttrKind::DocComment(comment_kind, _) => StopKind::Doc(comment_kind), . }, 129 ( 0.00%) first: file.lookup_line(file.relative_position(lo))?, 4,134 ( 0.00%) => ???:::lookup_line (43x) 86 ( 0.00%) last: file.lookup_line(file.relative_position(hi))?, 4,134 ( 0.00%) => ???:::lookup_line (43x) 86 ( 0.00%) name: attr.name(), 257 ( 0.00%) => ???:::name (43x) . }) . } . } . . /// Represents a set of attrs/doc comments separated by 1 or more empty lines . /// . /// ```ignore . /// /// chunk 1 docs -- line 267 ---------------------------------------- -- line 282 ---------------------------------------- . /// The chunk that includes [`prev_stop`](Self::prev_stop) . prev_chunk: &'a [Stop], . } . . impl<'a> Gap<'a> { . fn new(cx: &EarlyContext<'_>, prev_chunk: &'a [Stop], next_chunk: &'a [Stop]) -> Option { . let prev_stop = prev_chunk.last()?; . let next_stop = next_chunk.first()?; 15 ( 0.00%) let gap_span = prev_stop.span.between(next_stop.span); 321 ( 0.00%) => ???:::between (3x) . let gap_snippet = gap_span.get_text(cx)?; . . let mut has_comment = false; . let mut empty_lines = Vec::new(); . 39 ( 0.00%) for (token, source, inner_span) in tokenize_with_text(&gap_snippet) { 75 ( 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:::deref (3x) 24 ( 0.00%) match token { . TokenKind::BlockComment { . doc_style: None, . terminated: true, . } . | TokenKind::LineComment { doc_style: None } => has_comment = true, . TokenKind::Whitespace => { 6 ( 0.00%) let newlines = source.bytes().positions(|b| b == b'\n'); . empty_lines.extend( . newlines . .tuple_windows() . .map(|(a, b)| InnerSpan::new(inner_span.start + a + 1, inner_span.start + b)) . .map(|inner_span| gap_span.from_inner(inner_span)), . ); . }, . // Ignore cfg_attr'd out attributes as they may contain empty lines, could also be from macro -- line 312 ---------------------------------------- -- line 453 ---------------------------------------- . StopKind::Doc(_) => format!("if the comment should document the {desc} use an inner doc comment"), . }, . suggestions, . Applicability::MaybeIncorrect, . ); . } . } . 5,356 ( 0.00%) fn check_item_kind(&mut self, cx: &EarlyContext<'_>, info: ItemInfo, attrs: &[Attribute], id: NodeId) { . self.items.push(info); . . let mut outer = attrs . .iter() 362 ( 0.00%) .filter(|attr| attr.style == AttrStyle::Outer && !attr.span.from_expansion()) 43 ( 0.00%) .map(|attr| Stop::from_attr(cx, attr)) . .collect::>>() . .unwrap_or_default(); . 412 ( 0.00%) if outer.is_empty() { . return; . } . . // Push a fake attribute Stop for the item itself so we check for gaps between the last outer . // attr/doc comment and the item they apply to 90 ( 0.00%) let span = self.items.last().unwrap().span; . if !span.from_expansion() 252 ( 0.00%) && let Ok(line) = cx.sess().source_map().lookup_line(span.lo()) 6,474 ( 0.00%) => ???:::lookup_line (28x) . { . outer.push(Stop { . span, . kind: StopKind::Attr, . first: line.line, . // last doesn't need to be accurate here, we don't compare it with anything . last: line.line, . name: None, . }); 56 ( 0.00%) } . . let mut gaps = Vec::new(); . let mut last = 0; . for pos in outer . .array_windows() 41 ( 0.00%) .positions(|[a, b]| b.first.saturating_sub(a.last) > 1) . { . // we want to be after the first stop in the window . let pos = pos + 1; 42 ( 0.00%) if let Some(gap) = Gap::new(cx, &outer[last..pos], &outer[pos..]) { . last = pos; . gaps.push(gap); . } . } . . self.check_gaps(cx, &gaps, id); 3,296 ( 0.00%) } . } . . fn assoc_item_descr(kind: &AssocItemKind) -> &'static str { 495 ( 0.00%) match kind { . AssocItemKind::Const(_) => "constant item", . AssocItemKind::Fn(_) => "function", . AssocItemKind::Type(_) => "type alias", . AssocItemKind::MacCall(_) => "item macro invocation", . AssocItemKind::Delegation(_) => "delegated function", . AssocItemKind::DelegationMac(_) => "delegation", . } . } . . impl EarlyLintPass for EmptyLineAfter { 9 ( 0.00%) fn check_crate(&mut self, _: &EarlyContext<'_>, krate: &Crate) { . self.items.push(ItemInfo { . kind: ItemKindDescr::Crate, . name: Some(kw::Crate), 1 ( 0.00%) span: krate.spans.inner_span.with_hi(krate.spans.inner_span.lo()), . mod_items: krate . .items . .iter() 12 ( 0.00%) .filter(|i| !matches!(i.span.ctxt().outer_expn_data().kind, ExpnKind::AstPass(_))) 4 ( 0.00%) .map(|i| i.id) . .next(), . }); 8 ( 0.00%) } . . fn check_item_post(&mut self, _: &EarlyContext<'_>, _: &Item) { . self.items.pop(); . } . fn check_impl_item_post(&mut self, _: &EarlyContext<'_>, _: &Item) { . self.items.pop(); . } . fn check_trait_item_post(&mut self, _: &EarlyContext<'_>, _: &Item) { . self.items.pop(); . } . 792 ( 0.00%) fn check_impl_item(&mut self, cx: &EarlyContext<'_>, item: &Item) { 396 ( 0.00%) let kind = ItemKindDescr::Other(assoc_item_descr(&item.kind)); 594 ( 0.00%) let info = ItemInfo::new(kind, item.kind.ident(), item.span, None); 7,227 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/empty_line_after.rs:::new (99x) 495 ( 0.00%) self.check_item_kind(cx, info, &item.attrs, item.id); 14,494 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/empty_line_after.rs:::check_item_kind (99x) 594 ( 0.00%) } . . fn check_trait_item(&mut self, cx: &EarlyContext<'_>, item: &Item) { . let kind = ItemKindDescr::Other(assoc_item_descr(&item.kind)); . let info = ItemInfo::new(kind, item.kind.ident(), item.span, None); . self.check_item_kind(cx, info, &item.attrs, item.id); . } . 3,130 ( 0.00%) fn check_item(&mut self, cx: &EarlyContext<'_>, item: &Item) { 1,597 ( 0.00%) let (kind, mod_items) = match &item.kind { . ItemKind::Mod(_, _, ModKind::Loaded(items, _, _)) => { . let first = items . .iter() 60 ( 0.00%) .filter(|i| !matches!(i.span.ctxt().outer_expn_data().kind, ExpnKind::AstPass(_))) 45 ( 0.00%) .map(|i| i.id) . .next(); . (ItemKindDescr::Module, first) . }, . ItemKind::Mod(..) => (ItemKindDescr::Module, None), 1,192 ( 0.00%) _ => (ItemKindDescr::Other(item.kind.descr()), None), . }; 1,565 ( 0.00%) let info = ItemInfo::new(kind, item.kind.ident(), item.span, mod_items); 17,913 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/empty_line_after.rs:::new (313x) 1,565 ( 0.00%) self.check_item_kind(cx, info, &item.attrs, item.id); 66,278 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/empty_line_after.rs:::check_item_kind (313x) 2,504 ( 0.00%) } . } 1,181 ( 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) { 600 ( 0.00%) param.uses = Vec::new(); 800 ( 0.00%) let key = (param.fn_id, param.idx); . self.by_fn.remove(&key); . // FIXME(rust/#120456) - is `swap_remove` correct? 400 ( 0.00%) self.by_id.swap_remove(&id); 20,735 ( 0.00%) => /rust/deps/indexmap-2.14.0/src/map.rs:>::swap_remove:: (200x) . } . } . . fn get_by_id_mut(&mut self, id: HirId) -> Option<&mut Param> { 35,712 ( 0.00%) self.params.get_mut(*self.by_id.get(&id)?) 156,458 ( 0.01%) => /rust/deps/indexmap-2.14.0/src/map.rs:>::get:: (8,928x) . } . . 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 { 600 ( 0.00%) self.try_disable_lint_for_param(param, &mut eval_stack); 1,400 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/only_used_in_recursion.rs:::try_disable_lint_for_param (200x) . } . } . . // Use by calling `flag_for_linting`. . fn try_disable_lint_for_param(&self, param: &Param, eval_stack: &mut Vec) -> bool { 400 ( 0.00%) if !param.apply_lint.get() { . true 200 ( 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 . } 200 ( 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 { 1,848 ( 0.00%) fn check_body(&mut self, cx: &LateContext<'tcx>, body: &Body<'tcx>) { 693 ( 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. 2,739 ( 0.00%) let (fn_id, fn_kind, skip_params) = match cx.tcx.parent_hir_node(body.value.hir_id) { 21,276 ( 0.00%) => ???:::parent_hir_node (197x) 116 ( 0.00%) Node::Item(i) => (i.owner_id.to_def_id(), FnKind::Fn, 0), . Node::TraitItem(&TraitItem { . kind: TraitItemKind::Fn(ref sig, _), . owner_id, . .. . }) => ( . owner_id.to_def_id(), . FnKind::TraitFn, . usize::from(sig.decl.implicit_self().has_implicit_self()), . ), . Node::ImplItem(&ImplItem { . kind: ImplItemKind::Fn(ref sig, _), 71 ( 0.00%) owner_id, 71 ( 0.00%) impl_kind, . .. . }) => { 269 ( 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); 30 ( 0.00%) let trait_ref = cx.tcx.impl_trait_ref(impl_id).instantiate_identity().skip_norm_wip(); 1,065 ( 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:: (15x) . ( . 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, . }; 258 ( 0.00%) body.params . .iter() . .enumerate() . .skip(skip_params) 812 ( 0.00%) .filter_map(|(idx, p)| match p.pat.kind { 2,012 ( 0.00%) PatKind::Binding(_, id, ident, None) if !ident.as_str().starts_with('_') => { 6,496 ( 0.00%) => ???:::as_str (203x) . Some((id, Param::new(fn_id, fn_kind, idx, ident))) . }, . _ => None, . }) . .for_each(|(id, param)| self.params.insert(param, id)); 129 ( 0.00%) if self.entered_body.is_none() { 258 ( 0.00%) self.entered_body = Some(body.value.hir_id); . } 1,848 ( 0.00%) } . 225,400 ( 0.02%) 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(); 200 ( 0.00%) let span = e.span; . let mut e = e; . loop { 1,334 ( 0.00%) match get_expr_use_or_unification_node(cx.tcx, e) { 42,275 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_expr_use_or_unification_node (215x) . None | Some((Node::Stmt(_), _)) => return, 2,448 ( 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) 934 ( 0.00%) if callee.res(cx).opt_def_id().is_some_and(|id| { 167 ( 0.00%) id == param.fn_id && has_matching_args(param.fn_kind, typeck.node_args(callee.hir_id)) 156 ( 0.00%) => ???:::node_args (4x) 476 ( 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, _) 715 ( 0.00%) if typeck.type_dependent_def_id(parent.hir_id).is_some_and(|id| { 2,805 ( 0.00%) => ???:::type_dependent_def_id (55x) . 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; . }, -- line 397 ---------------------------------------- -- line 402 ---------------------------------------- . // Parameter update e.g. `x = x + 1` . ExprKind::Assign(lhs, rhs, _) | ExprKind::AssignOp(_, lhs, rhs) . 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) 12 ( 0.00%) if typeck.expr_ty(lhs).is_primitive() && typeck.expr_ty(rhs).is_primitive() => 120 ( 0.00%) => ???:::expr_ty (3x) . { . e = parent; . continue; . }, 10 ( 0.00%) ExprKind::Unary(_, arg) if typeck.expr_ty(arg).is_primitive() => { 80 ( 0.00%) => ???:::expr_ty (2x) . 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; . } . } 257,600 ( 0.02%) } . 1,617 ( 0.00%) fn check_body_post(&mut self, cx: &LateContext<'tcx>, body: &Body<'tcx>) { 204 ( 0.00%) if self.entered_body == Some(body.value.hir_id) { 129 ( 0.00%) self.entered_body = None; . self.params.flag_for_linting(); . for param in &self.params.params { 400 ( 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(); . } 1,848 ( 0.00%) } . } . . fn has_matching_args(kind: FnKind, args: GenericArgsRef<'_>) -> bool { 16 ( 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), . }), 8 ( 0.00%) FnKind::ImplTraitFn(expected_args) => std::ptr::from_ref(args) as usize == expected_args, . } . } 3,788 ( 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 = { 850 ( 0.00%) let mut visitor = TypeComplexityVisitor { score: 0, nest: 1 }; . visitor.visit_ty_unambig(ty); 366 ( 0.00%) visitor.score . }; . 850 ( 0.00%) if score > type_complexity_threshold { . span_lint( . cx, . TYPE_COMPLEXITY, . ty.span, . "very complex type used. Consider factoring parts into `type` definitions", . ); . true . } else { -- line 25 ---------------------------------------- -- line 32 ---------------------------------------- . /// total complexity score of the type . score: u64, . /// current nesting level . nest: u64, . } . . impl<'tcx> Visitor<'tcx> for TypeComplexityVisitor { . fn visit_infer(&mut self, inf_id: hir::HirId, _inf_span: Span, _kind: InferKind<'tcx>) -> Self::Result { 7 ( 0.00%) self.score += 1; . self.visit_id(inf_id); . } . 2,948 ( 0.00%) fn visit_ty(&mut self, ty: &'tcx hir::Ty<'_, AmbigArg>) { 6,633 ( 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 1,701 ( 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), . . TyKind::TraitObject(param_bounds, _) => { . let has_lifetime_parameters = param_bounds.iter().any(|bound| { . bound . .bound_generic_params -- line 58 ---------------------------------------- -- line 65 ---------------------------------------- . } else { . // simple trait bounds like A + B . (20 * self.nest, 0) . } . }, . . _ => (0, 0), . }; 737 ( 0.00%) self.score += add_score; 737 ( 0.00%) self.nest += sub_nest; 1,474 ( 0.00%) walk_ty(self, ty); 52,803 ( 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:: (366x) 737 ( 0.00%) self.nest -= sub_nest; 2,948 ( 0.00%) } . } 2,218 ( 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 { 96,600 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 66,884 ( 0.00%) if let ExprKind::MethodCall(path, receiver, [arg], _) = &expr.kind 432 ( 0.00%) && let ExprKind::Lit(lit) = &arg.kind 140 ( 0.00%) && LitKind::Bool(false) == lit.node 108 ( 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 (20x) 2 ( 0.00%) && path.ident.name == sym::set_readonly . && cx . .typeck_results() . .expr_ty(receiver) . .is_diag_item(cx, sym::FsPermissions) . { . span_lint_and_then( . cx, . PERMISSIONS_SET_READONLY_FALSE, -- line 47 ---------------------------------------- -- 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", . ); . }, . ); . } 128,800 ( 0.01%) } . } 21 ( 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 { 322,000 ( 0.02%) fn check_expr<'tcx>(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { 96,600 ( 0.01%) if expr.span.in_external_macro(cx.sess().source_map()) { . return; . } . 11,080 ( 0.00%) match expr.kind { . // `T::BITS - n.leading_zeros()` . ExprKind::Binary(op, left, right) . if op.node == BinOpKind::Sub . && 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) -- line 114 ---------------------------------------- -- 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); . } . }, . _ => {}, . } 257,600 ( 0.02%) } . } . . 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/methods/unnecessary_fallible_conversions.rs -------------------------------------------------------------------------------- Ir -- line 157 ---------------------------------------- . path.ident.span, . ); . } . } . . /// Checks function call exprs: . /// - `>::try_from(0i32)` . /// - `<_ as TryInto>::try_into(0i32)` 2,877 ( 0.00%) pub(super) fn check_function(cx: &LateContext<'_>, expr: &Expr<'_>, callee: &Expr<'_>) { 1,233 ( 0.00%) if let ExprKind::Path(ref qpath) = callee.kind 2,877 ( 0.00%) && let Some(item_def_id) = cx.qpath_res(qpath, callee.hir_id).opt_def_id() 16,108 ( 0.00%) => ???:::qpath_res (411x) 1,980 ( 0.00%) && let Some(trait_def_id) = cx.tcx.trait_of_assoc(item_def_id) 64,321 ( 0.00%) => ???:::trait_of_assoc (396x) . { 2 ( 0.00%) let qpath_spans = match qpath { . QPath::Resolved(_, path) => { . if let [trait_seg, fn_seg] = path.segments { . Some(SpansKind::TraitFn { . trait_span: trait_seg.ident.span, . fn_span: fn_seg.ident.span, . }) . } else { . None . } . }, . QPath::TypeRelative(_, seg) => Some(SpansKind::Fn { 4 ( 0.00%) fn_span: seg.ident.span, . }), . }; . . check( . cx, . expr, 4 ( 0.00%) cx.typeck_results().node_args(callee.hir_id), 39 ( 0.00%) => ???:::node_args (1x) 11 ( 0.00%) match cx.tcx.get_diagnostic_name(trait_def_id) { 87 ( 0.00%) => ???:::get_diagnostic_name (1x) . Some(sym::TryFrom) => FunctionKind::TryFromFunction(qpath_spans), . Some(sym::TryInto) => FunctionKind::TryIntoFunction(qpath_spans), . _ => return, . }, . callee.span, . ); . } 3,288 ( 0.00%) } 1,237 ( 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 64,400 ( 0.00%) if let ExprKind::Binary(ref op, left, right) = expr.kind 91 ( 0.00%) && BinOpKind::Mul == op.node . && !expr.span.from_expansion() . && 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) -- line 65 ---------------------------------------- -- line 74 ---------------------------------------- . MANUAL_SLICE_SIZE_CALCULATION, . expr.span, . "manual slice size calculation", . "try", . format!("{sugg}::mem::size_of_val({deref}{val_name})"), . app, . ); . } 257,600 ( 0.02%) } . } . . fn simplify<'tcx>( . cx: &LateContext<'tcx>, . expr1: &'tcx Expr<'tcx>, . expr2: &'tcx Expr<'tcx>, . ) -> Option<(&'tcx Expr<'tcx>, usize)> { . let expr1 = expr_or_init(cx, expr1); -- line 90 ---------------------------------------- -------------------------------------------------------------------------------- -- 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>)> { 56 ( 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 { 225,400 ( 0.02%) fn check_expr<'tcx>(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { 64,701 ( 0.00%) if let ExprKind::Binary(op, l, r) = expr.kind 219 ( 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, . ); . }, . ); . } 257,600 ( 0.02%) } . } -------------------------------------------------------------------------------- -- 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. 13,257 ( 0.00%) fn check_block(&mut self, cx: &LateContext<'tcx>, block: &'tcx hir::Block<'tcx>) { 1,473 ( 0.00%) let fn_def_id = block.hir_id.owner.to_def_id(); 8,838 ( 0.00%) if let Some(impl_id) = cx.tcx.trait_impl_of_assoc(fn_def_id) { 148,045 ( 0.01%) => ???:::trait_impl_of_assoc (1,473x) . 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 568 ( 0.00%) if let Some(trait_name) = cx.tcx.get_diagnostic_name(trait_id) 4,855 ( 0.00%) => ???:::get_diagnostic_name (71x) . && 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; . } . } . 1,473 ( 0.00%) for stmt in block.stmts { 16,037 ( 0.00%) if let hir::StmtKind::Semi(exp) = stmt.kind { 8,322 ( 0.00%) check_expr(cx, exp); 372,948 ( 0.03%) => site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs:clippy_lints::unused_io_amount::check_expr (4,161x) . } . } . 4,419 ( 0.00%) if let Some(exp) = block.expr 3,697 ( 0.00%) && matches!( 2,486 ( 0.00%) exp.kind, . ExprKind::If(_, _, _) | ExprKind::Match(_, _, hir::MatchSource::Normal) . ) . { 918 ( 0.00%) check_expr(cx, exp); 8,508 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs:clippy_lints::unused_io_amount::check_expr (102x) . } 10,968 ( 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) . } . 38,367 ( 0.00%) fn check_expr<'a>(cx: &LateContext<'a>, expr: &'a hir::Expr<'a>) { 21,477 ( 0.00%) match expr.kind { . ExprKind::If(cond, _, _) 197 ( 0.00%) if let ExprKind::Let(hir::LetExpr { pat, init, .. }) = cond.kind 70 ( 0.00%) && is_ok_wild_or_dotdot_pattern(cx, pat) 2,664 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs:clippy_lints::unused_io_amount::is_ok_wild_or_dotdot_pattern (14x) . && 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 330 ( 0.00%) ExprKind::Match(expr, [arm1, arm2], hir::MatchSource::Normal) if let Some(op) = should_lint(cx, expr) => { 1,020 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs:clippy_lints::unused_io_amount::should_lint (26x) . 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) => {}, 21,100 ( 0.00%) _ if let Some(op) = should_lint(cx, expr) => { 262,127 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/unused_io_amount.rs:clippy_lints::unused_io_amount::should_lint (4,220x) . emit_lint(cx, expr.span, expr.hir_id, op, &[]); . }, . _ => {}, . } 34,104 ( 0.00%) } . 38,214 ( 0.00%) fn should_lint<'a>(cx: &LateContext<'a>, mut inner: &'a hir::Expr<'a>) -> Option { . inner = unpack_match(inner); 4,246 ( 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) 38,214 ( 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 . 67 ( 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. 91 ( 0.00%) && cx.qpath_res(path, pat.hir_id).ctor_parent(cx).is_lang_item(cx, hir::LangItem::ResultOk) 299 ( 0.00%) => ???:::qpath_res (13x) . { . if matches!(inner_pat, []) { . return true; . } . . if let [cons_pat] = inner_pat . && matches!(cons_pat.kind, PatKind::Wild) . { . return true; . } . return false; . } . false 14 ( 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> { 12,798 ( 0.00%) while let ExprKind::MethodCall(path, receiver, ..) = expr.kind { . if matches!( 60 ( 0.00%) path.ident.name, 658 ( 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> { 17,438 ( 0.00%) while let ExprKind::Call(func, [arg_0]) = expr.kind 4,920 ( 0.00%) && let ExprKind::Path(qpath) = func.kind 4,920 ( 0.00%) && cx.tcx.qpath_is_lang_item(qpath, hir::LangItem::TryTraitBranch) 92,452 ( 0.01%) => ???:::qpath_is_lang_item (820x) . { . expr = arg_0; . } . expr . } . . fn unpack_match<'a>(mut expr: &'a hir::Expr<'a>) -> &'a hir::Expr<'a> { 12,862 ( 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> { 8,372 ( 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 { 8,372 ( 0.00%) let ExprKind::MethodCall(path, ..) = call.kind else { . return None; . }; . 180 ( 0.00%) let vectorized = match path.ident.as_str() { 1,920 ( 0.00%) => ???:::as_str (60x) . "write_vectored" | "read_vectored" => true, 26 ( 0.00%) "write" | "read" => false, . _ => { . return None; . }, . }; . . if let Some(method_def_id) = cx.typeck_results().type_dependent_def_id(call.hir_id) . && let Some(trait_def_id) = cx.tcx.trait_of_assoc(method_def_id) . { -- line 302 ---------------------------------------- 21,546 ( 0.00%) -------------------------------------------------------------------------------- -- 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 64,550 ( 0.00%) let ExprKind::Closure(Closure { . kind: ClosureKind::Coroutine(CoroutineKind::Desugared(CoroutineDesugaring::Async, kind)), . body: body_id, . .. 75 ( 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, . ); . }, . ); . } 257,600 ( 0.02%) } . } -------------------------------------------------------------------------------- -- 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(); 2,870 ( 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); 96,731 ( 0.01%) compare_bytes(lhs as _, rhs as _, size) == 0 4,200 ( 0.00%) => ???:0x0000000000173660 (420x) . } . } . } . . #[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 { 20 ( 0.00%) x.iter().any(|y| *y == *self) . } . } . . 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 -- line 398 ---------------------------------------- -- 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 5 ( 0.00%) return chunks.remainder().iter().any(|x| *x == *self); . } . } . )* . }; . } . . impl_slice_contains!(u16, u32, u64, i16, i32, i64, f32, f64, usize, isize, char); 11,908 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/methods/or_fun_call.rs -------------------------------------------------------------------------------- Ir -- line 16 ---------------------------------------- . use rustc_hir as hir; . use rustc_lint::LateContext; . use rustc_middle::ty; . use rustc_span::{Span, Symbol}; . . use super::{OR_FUN_CALL, UNWRAP_OR_DEFAULT}; . . /// Checks for the `OR_FUN_CALL` lint. 2,112 ( 0.00%) pub(super) fn check<'tcx>( . cx: &LateContext<'tcx>, . expr: &hir::Expr<'_>, . method_span: Span, . name: Symbol, . receiver: &'tcx hir::Expr<'_>, . args: &'tcx [hir::Expr<'_>], . msrv: Msrv, . ) { . // Bail out early unless the method is one that `check_unwrap_or_default` or . // `check_or_fn_call` can lint, to avoid walking the argument of every method call. . if !matches!( . name, 4,800 ( 0.00%) sym::unwrap_or . | sym::unwrap_or_else . | sym::or_insert . | sym::or_insert_with . | sym::get_or_insert . | sym::map_or . | sym::ok_or . | sym::or . | sym::and . ) { . return; . } . 84 ( 0.00%) if let [arg] = args { 21 ( 0.00%) let inner_arg = peel_blocks(arg); 21 ( 0.00%) for_each_expr(cx.tcx, inner_arg, |ex| { . // `or_fun_call` lint needs to take nested expr into account, . // but `unwrap_or_default` lint doesn't, we don't want something like: . // `opt.unwrap_or(Foo { inner: String::default(), other: 1 })` to get replaced by . // `opt.unwrap_or_default()`. 218 ( 0.00%) let is_nested_expr = ex.hir_id != inner_arg.hir_id; . 1,487 ( 0.00%) let is_triggered = match ex.kind { . hir::ExprKind::Call(fun, fun_args) => { . let inner_fun_has_args = !fun_args.is_empty(); 62 ( 0.00%) let fun_span = if inner_fun_has_args || is_nested_expr { 31 ( 0.00%) None . } else { . Some(fun.span) . }; . (!inner_fun_has_args . && !is_nested_expr . && check_unwrap_or_default(cx, name, receiver, fun, Some(ex), expr.span, method_span, msrv)) 403 ( 0.00%) || check_or_fn_call(cx, name, method_span, receiver, arg, None, expr.span, fun_span) . }, 220 ( 0.00%) hir::ExprKind::Path(..) | hir::ExprKind::Closure(..) if !is_nested_expr => { 234 ( 0.00%) check_unwrap_or_default(cx, name, receiver, ex, None, expr.span, method_span, msrv) 289,387 ( 0.02%) => site/frontend/rust-clippy/clippy_lints/src/methods/or_fun_call.rs:clippy_lints::methods::or_fun_call::check_unwrap_or_default (18x) . }, . hir::ExprKind::Index(..) | hir::ExprKind::MethodCall(..) => { 308 ( 0.00%) check_or_fn_call(cx, name, method_span, receiver, arg, None, expr.span, None) . }, . _ => false, . }; . 182 ( 0.00%) if is_triggered { . ControlFlow::Break(()) . } else { . ControlFlow::Continue(()) . } . }); . } . . // `map_or` takes two arguments -- line 89 ---------------------------------------- -- line 107 ---------------------------------------- . { . return ControlFlow::Break(()); . }, . _ => {}, . } . ControlFlow::Continue(()) . }); . } 1,408 ( 0.00%) } . . /// Checks for `unwrap_or(T::new())`, `unwrap_or(T::default())`, . /// `or_insert(T::new())` or `or_insert(T::default())`. . /// Similarly checks for `unwrap_or_else(T::new)`, `unwrap_or_else(T::default)`, . /// `or_insert_with(T::new)` or `or_insert_with(T::default)`. . #[expect(clippy::too_many_arguments)] 216 ( 0.00%) fn check_unwrap_or_default( . cx: &LateContext<'_>, . name: Symbol, . receiver: &hir::Expr<'_>, . fun: &hir::Expr<'_>, . call_expr: Option<&hir::Expr<'_>>, . span: Span, . method_span: Span, . msrv: Msrv, . ) -> bool { 18 ( 0.00%) let sugg = match (name, call_expr.is_some()) { 100 ( 0.00%) (sym::unwrap_or, true) | (sym::unwrap_or_else, false) => sym::unwrap_or_default, . (sym::or_insert, true) | (sym::or_insert_with, false) => sym::or_default, . _ => return false, . }; . 56 ( 0.00%) let receiver_ty = cx.typeck_results().expr_ty_adjusted(receiver).peel_refs(); 1,002 ( 0.00%) => ???:::expr_ty_adjusted (14x) . . // Check MSRV, but only for `Result::unwrap_or_default` 52 ( 0.00%) if receiver_ty.is_diag_item(cx, sym::Result) && !msrv.meets(cx, msrvs::RESULT_UNWRAP_OR_DEFAULT) { 60 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (4x) . return false; . } . . // `Default` for raw pointers is only stable since 1.88.0, so the suggestion would not compile . // below that MSRV (#17379). Only reachable under `-Zbuild-std`, hence not covered by our UI . // tests against a precompiled `std` — removing this breaks no test, but does bring the false . // positive back for build-std users. 14 ( 0.00%) if let Some(call_expr) = call_expr . && cx.typeck_results().expr_ty(call_expr).is_raw_ptr() 8 ( 0.00%) && !msrv.meets(cx, msrvs::RAW_PTR_DEFAULT) . { . return false; . } . 70 ( 0.00%) if !expr_type_is_certain(cx, receiver) { 275,270 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/type_certainty/mod.rs:clippy_utils::ty::type_certainty::expr_type_is_certain (14x) . return false; . } . . let is_new = |fun: &hir::Expr<'_>| { 24 ( 0.00%) if let hir::ExprKind::Path(ref qpath) = fun.kind { . let path = last_path_segment(qpath).ident.name; . matches!(path, sym::new) . } else { . false . } . }; . . let output_type_implements_default = |fun| { -- line 169 ---------------------------------------- -- line 180 ---------------------------------------- . .get_diagnostic_item(sym::Default) . .is_some_and(|default_trait_id| implements_trait(cx, output_ty, default_trait_id, &[])) . } else { . false . } . }; . . let Some(suggested_method_def_id) = receiver_ty.ty_adt_def().and_then(|adt_def| { 8 ( 0.00%) cx.tcx . .inherent_impls(adt_def.did()) . .iter() 32 ( 0.00%) .flat_map(|&impl_id| cx.tcx.associated_items(impl_id).filter_by_name_unhygienic(sugg)) 1,040 ( 0.00%) => ???:::filter_by_name_unhygienic (8x) . .find_map(|assoc| { 48 ( 0.00%) if assoc.is_method() && cx.tcx.fn_sig(assoc.def_id).skip_binder().inputs().skip_binder().len() == 1 { . Some(assoc.def_id) . } else { . None . } . }) . }) else { . return false; . }; . let in_sugg_method_implementation = { 8 ( 0.00%) matches!( . suggested_method_def_id.as_local(), . Some(local_def_id) if local_def_id == cx.tcx.hir_get_parent_item(receiver.hir_id).def_id . ) . }; . if in_sugg_method_implementation { . return false; . } . -- line 211 ---------------------------------------- -- line 213 ---------------------------------------- . // non-empty `Vec`, then it will not be a default value anyway. Bail out in all cases. . if call_expr.and_then(|call_expr| VecArgs::hir(cx, call_expr)).is_some() { . return false; . } . . // needs to target Default::default in particular or be *::new and have a Default impl . // available . if (is_new(fun) && output_type_implements_default(fun)) 24 ( 0.00%) || match call_expr { . Some(call_expr) => is_default_equivalent(cx, call_expr), 80 ( 0.00%) None => is_default_equivalent_call(cx, fun, None) || closure_body_returns_empty_to_string(cx, fun), 817 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/methods/or_fun_call.rs:clippy_lints::methods::or_fun_call::closure_body_returns_empty_to_string (8x) 200 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_default_equivalent_call (8x) . } . { . span_lint_and_sugg( . cx, . UNWRAP_OR_DEFAULT, . method_span.with_hi(span.hi()), . format!("use of `{name}` to construct default value"), . "try", -- line 231 ---------------------------------------- -- line 232 ---------------------------------------- . format!("{sugg}()"), . Applicability::MachineApplicable, . ); . . true . } else { . false . } 144 ( 0.00%) } . . /// Checks for `*or(foo())`. . #[expect(clippy::too_many_arguments)] 1,219 ( 0.00%) fn check_or_fn_call<'tcx>( . cx: &LateContext<'tcx>, . name: Symbol, . method_span: Span, . self_expr: &hir::Expr<'_>, . arg: &'tcx hir::Expr<'_>, . // `Some` if fn has second argument . second_arg: Option<&hir::Expr<'_>>, . span: Span, -- line 252 ---------------------------------------- -- line 265 ---------------------------------------- . ), . (sym::Option, false, &[sym::get_or_insert], "with"), . (sym::Option, true, &[sym::and], "then"), . (sym::Result, true, &[sym::map_or, sym::or, sym::unwrap_or], "else"), . (sym::Result, true, &[sym::and], "then"), . ]; . . if KNOW_TYPES.iter().any(|k| k.2.contains(&name)) 7 ( 0.00%) && switch_to_lazy_eval(cx, arg) 6,965 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/eager_or_lazy.rs:clippy_utils::eager_or_lazy::switch_to_lazy_eval (1x) . && !contains_return(arg) . && let self_ty = cx.typeck_results().expr_ty(self_expr) . && let Some(&(_, fn_has_arguments, _, suffix)) = KNOW_TYPES . .iter() . .find(|&&i| self_ty.is_diag_item(cx, i.0) && i.2.contains(&name)) . { . let ctxt = span.ctxt(); . let mut app = Applicability::HasPlaceholders; -- line 281 ---------------------------------------- -- line 309 ---------------------------------------- . "try", . format!("{name}_{suffix}({sugg})"), . app, . ); . true . } else { . false . } 424 ( 0.00%) } . . fn closure_body_returns_empty_to_string(cx: &LateContext<'_>, e: &hir::Expr<'_>) -> bool { 32 ( 0.00%) if let hir::ExprKind::Closure(&hir::Closure { body, .. }) = e.kind { 8 ( 0.00%) let body = cx.tcx.hir_body(body); 707 ( 0.00%) => ???:::hir_body (8x) . 8 ( 0.00%) if body.params.is_empty() 4 ( 0.00%) && let hir::Expr { kind, .. } = &body.value 14 ( 0.00%) && let hir::ExprKind::MethodCall(hir::PathSegment { ident, .. }, self_arg, [], _) = kind 2 ( 0.00%) && ident.name == sym::to_string . && let hir::Expr { kind, .. } = self_arg . && let hir::ExprKind::Lit(lit) = kind . && let ast::LitKind::Str(rustc_span::sym::empty, _) = lit.node . { . return true; . } . } . . false 8 ( 0.00%) } 1,722 ( 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 { 7,864 ( 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 119 ---------------------------------------- . 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); . t . } . 6,416 ( 0.00%) fn fold_ty(&mut self, t: Ty<'tcx>) -> Ty<'tcx> { 3,208 ( 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()) . } . _ => { 3,208 ( 0.00%) if !t.has_vars_bound_at_or_above(self.current_index) { . t 1,466 ( 0.00%) } else if let Some(&t) = self.cache.get(&(self.current_index, t)) { . t . } else { 2,199 ( 0.00%) let res = t.super_fold_with(self); 421,610 ( 0.03%) => /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::> (597x) . assert!(self.cache.insert((self.current_index, t), res)); . res . } . } . } 6,416 ( 0.00%) } . . fn fold_region(&mut self, r: ty::Region<'tcx>) -> ty::Region<'tcx> { 3,732 ( 0.00%) match r.kind() { . ty::ReBound(ty::BoundVarIndexKind::Bound(debruijn), br) 622 ( 0.00%) if debruijn == self.current_index => . { 2,373 ( 0.00%) let region = self.delegate.replace_region(br); 188,231 ( 0.01%) => ???:::replace_region (434x) 3,732 ( 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 = 7,378 ( 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); 1,709 ( 0.00%) (value, region_map) . } . 80 ( 0.00%) 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(); 1,803 ( 0.00%) if !value.has_escaping_bound_vars() { 16,132 ( 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); 20 ( 0.00%) value.fold_with(&mut replacer) 10,832 ( 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::> (10x) . } 70 ( 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, . delegate: impl BoundVarReplacerDelegate<'tcx>, -- line 252 ---------------------------------------- -- line 275 ---------------------------------------- . pub fn liberate_late_bound_regions( . self, . all_outlive_scope: DefId, . value: ty::Binder<'tcx, T>, . ) -> T . where . T: TypeFoldable>, . { 30 ( 0.00%) self.instantiate_bound_regions_uncached(value, |br| { 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/fold.rs:::instantiate_bound_regions_uncached::, ::liberate_late_bound_regions>::{closure#0}> (10x) . let kind = ty::LateParamRegionKind::from_bound(br.var, br.kind); . ty::Region::new_late_param(self, all_outlive_scope, kind) . }) . } . . pub fn shift_bound_var_indices(self, bound_vars: usize, value: T) -> T . where . T: TypeFoldable>, -- line 291 ---------------------------------------- -- 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. 26,423 ( 0.00%) pub fn instantiate_bound_regions_with_erased(self, value: Binder<'tcx, T>) -> T . where . T: TypeFoldable>, . { 15,976 ( 0.00%) self.instantiate_bound_regions(value, |_| self.lifetimes.re_erased).0 21,277 ( 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 ---------------------------------------- 4,807 ( 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), 33,803 ( 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> { 289,800 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 64,400 ( 0.00%) if expr.span.from_expansion() { . return; . } 24,916 ( 0.00%) if matches!(expr.kind, ExprKind::If(..)) && !is_else_clause(cx.tcx, expr) { 17,811 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_else_clause (109x) 828 ( 0.00%) let (conds, blocks) = if_sequence(expr); 22,068 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::if_sequence (92x) 552 ( 0.00%) ifs_same_cond::check(cx, &conds, &mut self.interior_mut); 60,990 ( 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 (92x) 368 ( 0.00%) same_functions_in_if_cond::check(cx, &conds); 47,511 ( 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 (92x) . let all_same = 1,196 ( 0.00%) !is_lint_allowed(cx, IF_SAME_THEN_ELSE, expr.hir_id) && if_same_then_else::check(cx, &conds, &blocks); 302,568 ( 0.02%) => /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 (92x) 267,845 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (92x) 296 ( 0.00%) if !all_same && conds.len() != blocks.len() { 385 ( 0.00%) branches_sharing_code::check(cx, &conds, &blocks, expr); 3,158,439 ( 0.21%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/ifs/branches_sharing_code.rs:clippy_lints::ifs::branches_sharing_code::check (55x) . } 362 ( 0.00%) } else if let ExprKind::Match(_, arms, _) = expr.kind { 1,991 ( 0.00%) branches_sharing_code::check_match(cx, expr, arms); 513,060 ( 0.03%) => /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 (181x) . } 255,416 ( 0.02%) } . } 276 ( 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 { 9,219 ( 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)] 2,304 ( 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) } 2,304 ( 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 76 ( 0.00%) unsafe { self.inner.try_reserve_exact(len, additional, T::LAYOUT) } 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:::try_reserve_exact (4x) . } . . /// 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. 142,772 ( 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 { 7 ( 0.00%) match Self::try_allocate_in(capacity, AllocInit::Uninitialized, alloc, elem_layout) { 77 ( 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 (1x) 1 ( 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), . } . } . 9 ( 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. 7,915 ( 0.00%) if layout.size() == 0 { . return Ok(Self::new_in(alloc, elem_layout.alignment())); . } . 2 ( 0.00%) let result = match init { . AllocInit::Uninitialized => alloc.allocate(layout), . #[cfg(not(no_global_oom_handling))] . AllocInit::Zeroed => alloc.allocate_zeroed(layout), . }; 7,613 ( 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::()`. 3 ( 0.00%) Ok(Self { . ptr: Unique::from(ptr.cast()), . cap: unsafe { Cap::new_unchecked(capacity) }, . alloc, . }) 7 ( 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 576 ( 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); . 2,634 ( 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`. 3,212 ( 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 7,411 ( 0.00%) let ptr = unsafe { self.finish_grow(cap, elem_layout)? }; 44,910 ( 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 (200x) . . // 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] 20,980 ( 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()) 15,736 ( 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 { 280,750 ( 0.02%) self.ptr.cast().as_non_null_ptr() . } . . #[inline] . const fn capacity(&self, elem_size: usize) -> usize { 1,969 ( 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)> { 149,002 ( 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] 5,271 ( 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); . } 5,272 ( 0.00%) } . 3,000 ( 0.00%) if self.needs_to_grow(len, additional, elem_layout) { . unsafe { 9,581 ( 0.00%) do_reserve_and_handle(self, len, additional, elem_layout); 112 ( 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 24 ( 0.00%) unsafe fn try_reserve_exact( . &mut self, . len: usize, . additional: usize, . elem_layout: Layout, . ) -> Result<(), TryReserveError> { 8 ( 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(()) 8 ( 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 { 3,653 ( 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::()`. 1,904 ( 0.00%) self.ptr = Unique::from(ptr.cast()); 1,902 ( 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> { 8 ( 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 4,378 ( 0.00%) let ptr = unsafe { self.finish_grow(cap, elem_layout)? }; 3,110 ( 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 (16x) . . // 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 416 ( 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. 832 ( 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 ---------------------------------------- 558,659 ( 0.04%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/float_literal.rs -------------------------------------------------------------------------------- Ir -- line 71 ---------------------------------------- . pub fn new(conf: &'static Conf) -> Self { . Self { . const_literal_digits_threshold: conf.const_literal_digits_threshold, . } . } . } . . impl<'tcx> LateLintPass<'tcx> for FloatLiteral { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) { 64,400 ( 0.00%) if let hir::ExprKind::Lit(lit) = expr.kind 3,768 ( 0.00%) && let LitKind::Float(sym, lit_float_ty) = lit.node . && let ty::Float(fty) = *cx.typeck_results().expr_ty(expr).kind() . { . let sym_str = sym.as_str(); . let formatter = FloatFormat::new(sym_str); . // Try to bail out if the float is for sure fine. . // If its within the 2 decimal digits of being out of precision we . // check if the parsed representation is the same as the string . // since we'll need the truncated string anyway. -- line 89 ---------------------------------------- -- line 168 ---------------------------------------- . "consider changing the type or truncating it to", . numeric_literal::format(&float_str, type_suffix, true), . Applicability::MachineApplicable, . ); . }, . ); . } . } 257,600 ( 0.02%) } . } . . #[must_use] . fn max_digits(fty: FloatTy) -> u32 { . match fty { . FloatTy::F16 => f16::DIGITS, . FloatTy::F32 => f32::DIGITS, . FloatTy::F64 => f64::DIGITS, -- line 184 ---------------------------------------- 1,884 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/question_mark.rs -------------------------------------------------------------------------------- Ir -- line 130 ---------------------------------------- . fn init_expr_can_use_question_mark(cx: &LateContext<'_>, init_expr: &Expr<'_>) -> bool { . let init_ty = cx.typeck_results().expr_ty_adjusted(init_expr); . cx.tcx . .lang_items() . .try_trait() . .is_some_and(|did| implements_trait(cx, init_ty, did, &[])) . } . 3,059 ( 0.00%) if let StmtKind::Let(LetStmt { . pat, . init: Some(init_expr), . els: Some(els), . .. 6,119 ( 0.00%) }) = stmt.kind . && init_expr_can_use_question_mark(cx, init_expr) . && let Some(ret) = find_let_else_ret_expression(els) . && let Some(inner_pat) = pat_and_expr_can_be_question_mark(cx, pat, ret) . && !span_contains_comment(cx, els.span) . && !span_contains_cfg(cx, els.span) . { . let mut applicability = Applicability::MaybeIncorrect; . let init_expr_str = -- line 151 ---------------------------------------- -- line 198 ---------------------------------------- . "this `let...else` may be rewritten with the `?` operator", . "replace it with", . sugg, . applicability, . ); . } . } . 576 ( 0.00%) fn is_early_return(smbl: Symbol, cx: &LateContext<'_>, if_block: &IfBlockType<'_>) -> bool { 216 ( 0.00%) match *if_block { 30 ( 0.00%) IfBlockType::IfIs(caller, caller_ty, call_sym, if_then) => { . // If the block could be identified as `if x.is_none()/is_err()`, . // we then only need to check the if_then return to see if it is none/err. 40 ( 0.00%) caller_ty.is_diag_item(cx, smbl) 40 ( 0.00%) && expr_return_none_or_err(smbl, cx, if_then, caller, None) 200 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:clippy_lints::question_mark::expr_return_none_or_err (5x) . && match smbl { . sym::Option => call_sym == sym::is_none, . sym::Result => call_sym == sym::is_err, . _ => false, . } . }, 42 ( 0.00%) IfBlockType::IfLet(res, let_expr_ty, let_pat_sym, let_expr, if_then, if_else) => { 64 ( 0.00%) let_expr_ty.is_diag_item(cx, smbl) . && match smbl { 64 ( 0.00%) sym::Option => { . // We only need to check `if let Some(x) = option` not `if let None = option`, . // because the later one will be suggested as `if option.is_none()` thus causing conflict. 60 ( 0.00%) res.ctor_parent(cx).is_lang_item(cx, OptionSome) 66 ( 0.00%) && if_else.is_some_and(|inner| expr_return_none_or_err(smbl, cx, inner, let_expr, None)) 535 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:clippy_lints::question_mark::expr_return_none_or_err (11x) . }, . sym::Result => { . (res.ctor_parent(cx).is_lang_item(cx, ResultOk) . && if_else.is_some_and(|inner| { . expr_return_none_or_err(smbl, cx, inner, let_expr, Some(let_pat_sym)) . })) . || res.ctor_parent(cx).is_lang_item(cx, ResultErr) . && expr_return_none_or_err(smbl, cx, if_then, let_expr, Some(let_pat_sym)) . && if_else.is_none() . }, . _ => false, . } . }, . } 576 ( 0.00%) } . 64 ( 0.00%) fn expr_return_none_or_err( . smbl: Symbol, . cx: &LateContext<'_>, . expr: &Expr<'_>, . cond_expr: &Expr<'_>, . err_sym: Option, . ) -> bool { 136 ( 0.00%) match peel_blocks_with_stmt(expr).kind { . ExprKind::Ret(Some(ret_expr)) => expr_return_none_or_err(smbl, cx, ret_expr, cond_expr, err_sym), . ExprKind::Path(ref qpath) => match smbl { . sym::Option => cx . .qpath_res(qpath, expr.hir_id) . .ctor_parent(cx) . .is_lang_item(cx, OptionNone), . sym::Result => expr.res_local_id().is_some() && expr.res_local_id() == cond_expr.res_local_id(), . _ => false, . }, 14 ( 0.00%) ExprKind::Call(call_expr, [arg]) => { 7 ( 0.00%) if smbl == sym::Result . && let ExprKind::Path(QPath::Resolved(_, path)) = &call_expr.kind . && let Some(segment) = path.segments.first() . && let Some(err_sym) = err_sym . && let ExprKind::Path(QPath::Resolved(_, arg_path)) = &arg.kind . && let Some(PathSegment { ident, .. }) = arg_path.segments.first() . { . return segment.ident.name == sym::Err && err_sym == ident.name; . } . false . }, . _ => false, . } 80 ( 0.00%) } . . /// Checks if the given expression on the given context matches the following structure: . /// . /// ```ignore . /// if option.is_none() { . /// return None; . /// } . /// ``` -- line 282 ---------------------------------------- -- line 285 ---------------------------------------- . /// if result.is_err() { . /// return result; . /// } . /// ``` . /// . /// If it matches, it will suggest to use the `?` operator instead . fn check_is_none_or_err_and_early_return<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { . if let Some(higher::If { cond, then, r#else }) = higher::If::hir(expr) 696 ( 0.00%) && !is_else_clause(cx.tcx, expr) 18,909 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_else_clause (116x) 252 ( 0.00%) && let ExprKind::MethodCall(segment, caller, [], _) = &cond.kind 30 ( 0.00%) && let caller_ty = cx.typeck_results().expr_ty(caller) 600 ( 0.00%) => ???:::expr_ty (15x) 150 ( 0.00%) && let if_block = IfBlockType::IfIs(caller, caller_ty, segment.ident.name, then) 150 ( 0.00%) && (is_early_return(sym::Option, cx, &if_block) || is_early_return(sym::Result, cx, &if_block)) 2,781 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:clippy_lints::question_mark::is_early_return (30x) . { . let mut applicability = Applicability::MachineApplicable; . let receiver_str = snippet_with_context(cx, caller.span, expr.span.ctxt(), "..", &mut applicability).0; . let by_ref = !cx.type_is_copy_modulo_regions(caller_ty) . && !matches!(caller.kind, ExprKind::Call(..) | ExprKind::MethodCall(..)); . let sugg = if let Some(else_inner) = r#else { . if eq_expr_value(cx, expr.span.ctxt(), caller, peel_blocks(else_inner)) { . format!("Some({receiver_str}?)") -- line 305 ---------------------------------------- -- line 324 ---------------------------------------- . . #[derive(Clone, Copy, Debug)] . enum TryMode { . Result, . Option, . } . . fn find_try_mode<'tcx>(cx: &LateContext<'tcx>, scrutinee: &Expr<'tcx>) -> Option { 90 ( 0.00%) let scrutinee_ty = cx.typeck_results().expr_ty_adjusted(scrutinee).peel_refs(); 2,343 ( 0.00%) => ???:::expr_ty_adjusted (30x) . let ty::Adt(scrutinee_adt_def, _) = scrutinee_ty.kind() else { . return None; . }; . 75 ( 0.00%) match cx.tcx.get_diagnostic_name(scrutinee_adt_def.did())? { 1,461 ( 0.00%) => ???:::get_diagnostic_name (25x) 24 ( 0.00%) sym::Result => Some(TryMode::Result), . sym::Option => Some(TryMode::Option), . _ => None, . } . } . . // Check that `pat` is `{ctor_lang_item}(val)`, returning `val`. 4 ( 0.00%) fn extract_ctor_call<'a, 'tcx>( . cx: &LateContext<'tcx>, . expected_ctor: LangItem, . pat: &'a Pat<'tcx>, . ) -> Option<&'a Pat<'tcx>> { 24 ( 0.00%) if let PatKind::TupleStruct(variant_path, [val_binding], _) = &pat.kind 8 ( 0.00%) && cx 24 ( 0.00%) .qpath_res(variant_path, pat.hir_id) 92 ( 0.00%) => ???:::qpath_res (4x) 4 ( 0.00%) .ctor_parent(cx) . .is_lang_item(cx, expected_ctor) . { . Some(val_binding) . } else { . None . } 4 ( 0.00%) } . . // Extracts the local ID of a plain `val` pattern. . fn extract_binding_pat(pat: &Pat<'_>) -> Option { 4 ( 0.00%) if let PatKind::Binding(_, binding, _, None) = pat.kind { . Some(binding) . } else { . None . } . } . . fn check_arm_is_some_or_ok<'tcx>( . cx: &LateContext<'tcx>, -- line 372 ---------------------------------------- -- line 391 ---------------------------------------- . IfLetOrMatchThen::ManualUnwrap(val_binding.span, arm.body) . }); . } . . None . } . . fn check_arm_is_none_or_err<'tcx>(cx: &LateContext<'tcx>, mode: TryMode, arm: &Arm<'tcx>) -> bool { 8 ( 0.00%) if arm.guard.is_some() { . return false; . } . 17 ( 0.00%) let arm_body = peel_blocks(arm.body); 16 ( 0.00%) match mode { . TryMode::Result => { . // Check that pat is Err(val) 16 ( 0.00%) if let Some(ok_pat) = extract_ctor_call(cx, ResultErr, arm.pat) 868 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:clippy_lints::question_mark::extract_ctor_call (4x) . && let Some(ok_val) = extract_binding_pat(ok_pat) . // check `=> return Err(...)` . && let ExprKind::Ret(Some(wrapped_ret_expr)) = arm_body.kind . && let ExprKind::Call(ok_ctor, [ret_expr]) = wrapped_ret_expr.kind . && ok_ctor.res(cx).ctor_parent(cx).is_lang_item(cx, ResultErr) . // check if `...` is `val` from binding or `val.into()` . && is_local_or_local_into(cx, ret_expr, ok_val) . { . true . } else { . false . } . }, . TryMode::Option => { . // Check the pat is `None` 16 ( 0.00%) if is_none_pattern(cx, arm.pat) 424 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_none_pattern (4x) . // Check `=> return None` 4 ( 0.00%) && let ExprKind::Ret(Some(ret_expr)) = arm_body.kind . && is_none_expr(cx, ret_expr) . && !ret_expr.span.from_expansion() . { . true . } else { . false . } . }, . } 8 ( 0.00%) } . . /// Check if `expr` is `val` or `val.into()` . fn is_local_or_local_into(cx: &LateContext<'_>, expr: &Expr<'_>, val: HirId) -> bool { . let is_into_call = fn_def_id_with_node_args(cx, expr) . .and_then(|(fn_def_id, _)| cx.tcx.trait_of_assoc(fn_def_id)) . .is_some_and(|trait_def_id| cx.tcx.is_diagnostic_item(sym::Into, trait_def_id)); . match expr.kind { . ExprKind::MethodCall(_, recv, [], _) | ExprKind::Call(_, [recv]) => { . is_into_call && recv.res_local_id() == Some(val) . }, . _ => expr.res_local_id() == Some(val), . } . } . 40 ( 0.00%) fn check_arms_are_try<'tcx>( . cx: &LateContext<'tcx>, . mode: TryMode, . arm1: &Arm<'tcx>, . arm2: &Arm<'tcx>, . ) -> Option> { 16 ( 0.00%) (check_arm_is_none_or_err(cx, mode, arm2).then(|| check_arm_is_some_or_ok(cx, mode, arm1))) 994 ( 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::question_mark::check_arm_is_none_or_err (4x) 16 ( 0.00%) .or_else(|| check_arm_is_none_or_err(cx, mode, arm1).then(|| check_arm_is_some_or_ok(cx, mode, arm2))) 583 ( 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::question_mark::check_arm_is_none_or_err (4x) . .flatten() 24 ( 0.00%) } . . #[derive(Debug)] . enum IfLetOrMatchThen<'tcx> { . /// Return the binding from an if let or match arm as is. . DirectReturn, . /// Working on the binding from an if let or match arm as if it comes from a `?`. . ManualUnwrap(Span, &'tcx Expr<'tcx>), . } . 2,888 ( 0.00%) fn check_if_try_match<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { 2,050 ( 0.00%) if let ExprKind::Match(scrutinee, [arm1, arm2], MatchSource::Normal | MatchSource::Postfix) = expr.kind 146 ( 0.00%) && !expr.span.from_expansion() 60 ( 0.00%) && let Some(mode) = find_try_mode(cx, scrutinee) 24 ( 0.00%) && !span_contains_cfg(cx, expr.span) 32,634 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::span_contains_cfg (4x) 20 ( 0.00%) && let Some(if_let_or_match_then) = check_arms_are_try(cx, mode, arm1, arm2) 1,693 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:clippy_lints::question_mark::check_arms_are_try (4x) . { . span_lint_and_then( . cx, . QUESTION_MARK, . expr.span, . "this `match` expression can be replaced with `?`", . |diag| { . let mut applicability = Applicability::MachineApplicable; -- line 482 ---------------------------------------- -- line 509 ---------------------------------------- . ); . } . diag.span_suggestion(expr.span, "try instead", sugg, applicability); . }, . } . }, . ); . } 2,888 ( 0.00%) } . . fn check_if_let_some_or_err_and_early_return<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { 400 ( 0.00%) if let Some(higher::IfLet { . let_pat, . let_expr, . if_then, . if_else, . .. 2,000 ( 0.00%) }) = higher::IfLet::hir(cx, expr) 8,334 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (400x) 106 ( 0.00%) && let PatKind::TupleStruct(ref path1, [field], ddpos) = let_pat.kind . && ddpos.as_opt_usize().is_none() 195 ( 0.00%) && let PatKind::Binding(BindingMode(by_ref, _), bind_id, ident, None) = field.kind 63 ( 0.00%) && let caller_ty = cx.typeck_results().expr_ty(let_expr) 840 ( 0.00%) => ???:::expr_ty (21x) 294 ( 0.00%) && let if_block = IfBlockType::IfLet( 168 ( 0.00%) cx.qpath_res(path1, let_pat.hir_id), 483 ( 0.00%) => ???:::qpath_res (21x) . caller_ty, . ident.name, . let_expr, . if_then, . if_else, . ) 105 ( 0.00%) && let is_option_early_return = is_early_return(sym::Option, cx, &if_block) 5,827 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:clippy_lints::question_mark::is_early_return (21x) 147 ( 0.00%) && (is_option_early_return || is_early_return(sym::Result, cx, &if_block)) 2,451 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:clippy_lints::question_mark::is_early_return (21x) . && if_else . .map(|e| eq_expr_value(cx, expr.span.ctxt(), let_expr, peel_blocks(e))) . .is_none_or(|e| !e) . { . if !is_copy(cx, caller_ty) . && let Some(hir_id) = let_expr.res_local_id() . && local_used_after_expr(cx, hir_id, expr) . { -- line 548 ---------------------------------------- -- 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 { 5,892 ( 0.00%) if let Some(expr) = bl.expr 6,392 ( 0.00%) && let ExprKind::Call(callee, [_]) = expr.kind 1,820 ( 0.00%) && let ExprKind::Path(qpath) = callee.kind 520 ( 0.00%) && cx.tcx.qpath_is_lang_item(qpath, LangItem::TryTraitFromOutput) 14,177 ( 0.00%) => ???:::qpath_is_lang_item (130x) . { . true . } else { . false . } . } . . fn is_inferred_ret_closure(expr: &Expr<'_>) -> bool { 224,310 ( 0.02%) let ExprKind::Closure(closure) = expr.kind else { . return false; . }; . 450 ( 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 { 41,566 ( 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. 11,876 ( 0.00%) if !matches!(stmt.kind, StmtKind::Let(..)) { . return; . } . 22,950 ( 0.00%) if !is_lint_allowed(cx, QUESTION_MARK_USED, stmt.hir_id) || !self.msrv.meets(cx, msrvs::QUESTION_MARK_OPERATOR) 3,066,522 ( 0.21%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (1,530x) 22,950 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (1,530x) . { . return; . } . 10,710 ( 0.00%) if !self.inside_try_block() && !is_in_const_context(cx) { 503,532 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (1,530x) . check_let_some_else_return_none(cx, stmt); . } . self.check_manual_let_else(cx, stmt); 47,504 ( 0.00%) } . 322,000 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 96,600 ( 0.01%) if is_inferred_ret_closure(expr) { 75 ( 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(..)) 1,200 ( 0.00%) && !self.inside_try_block() 1,600 ( 0.00%) && !is_in_const_context(cx) 131,362 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (400x) 2,800 ( 0.00%) && is_lint_allowed(cx, QUESTION_MARK_USED, expr.hir_id) 579,321 ( 0.04%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (400x) 2,400 ( 0.00%) && self.msrv.meets(cx, msrvs::QUESTION_MARK_OPERATOR) 6,000 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (400x) . { . check_is_none_or_err_and_early_return(cx, expr); . check_if_let_some_or_err_and_early_return(cx, expr); . 800 ( 0.00%) if self.inferred_ret_closure_stack == 0 { 1,083 ( 0.00%) check_if_try_match(cx, expr); 47,294 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/question_mark.rs:clippy_lints::question_mark::check_if_try_match (361x) . } . } 257,675 ( 0.02%) } . . fn check_expr_post(&mut self, _: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 75 ( 0.00%) if is_inferred_ret_closure(expr) { 75 ( 0.00%) self.inferred_ret_closure_stack -= 1; . } . } . . fn check_block(&mut self, cx: &LateContext<'tcx>, block: &'tcx Block<'tcx>) { 1,863 ( 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>) { 1,863 ( 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; . } . } . } 7,904 ( 0.00%) -------------------------------------------------------------------------------- -- 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { . // (x % c + c) % c 64,400 ( 0.00%) if let ExprKind::Binary(rem_op, rem_lhs, rem_rhs) = expr.kind 91 ( 0.00%) && rem_op.node == BinOpKind::Rem . && 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()) -- line 62 ---------------------------------------- -- line 93 ---------------------------------------- . MANUAL_REM_EUCLID, . expr.span, . "manual `rem_euclid` implementation", . "consider using", . format!("{rem_of}.rem_euclid({const1})"), . app, . ); . } 257,600 ( 0.02%) } . } . . // 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 ---------------------------------------- -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/returns/let_and_return.rs -------------------------------------------------------------------------------- Ir -- line 8 ---------------------------------------- . use rustc_errors::Applicability; . use rustc_hir::{Block, Expr, PatKind, StmtKind}; . use rustc_lint::{LateContext, LintContext as _}; . use rustc_middle::ty::GenericArgKind; . use rustc_span::edition::Edition; . . use super::LET_AND_RETURN; . 10,311 ( 0.00%) pub(super) fn check_block<'tcx>(cx: &LateContext<'tcx>, block: &'tcx Block<'_>) { . // we need both a let-binding stmt and an expr 4,419 ( 0.00%) if let Some(retexpr) = block.expr 2,133 ( 0.00%) && let Some(stmt) = block.stmts.last() 1,780 ( 0.00%) && let StmtKind::Let(local) = &stmt.kind 650 ( 0.00%) && local.ty.is_none() 219 ( 0.00%) && local.els.is_none() 1,533 ( 0.00%) && cx.tcx.hir_attrs(local.hir_id).is_empty() 18,842 ( 0.00%) => ???:::hir_attrs (219x) 876 ( 0.00%) && let Some(initexpr) = &local.init 657 ( 0.00%) && let PatKind::Binding(_, local_id, _, _) = local.pat.kind 1 ( 0.00%) && retexpr.res_local_id() == Some(local_id) 3 ( 0.00%) && (cx.sess().edition() >= Edition::Edition2024 || !last_statement_borrows(cx, initexpr)) . && !initexpr.span.in_external_macro(cx.sess().source_map()) . && !retexpr.span.in_external_macro(cx.sess().source_map()) . && !local.span.from_expansion() . && !span_contains_non_whitespace(cx, stmt.span.between(retexpr.span), false) . { . span_lint_hir_and_then( . cx, . LET_AND_RETURN, -- line 35 ---------------------------------------- -- line 60 ---------------------------------------- . err.multipart_suggestion( . "return the expression directly", . vec![(local.span, String::new()), (retexpr.span, sugg)], . app, . ); . }, . ); . } 10,311 ( 0.00%) } . fn last_statement_borrows<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> bool { . for_each_expr(cx.tcx, expr, |e| { 12 ( 0.00%) if let Some(def_id) = fn_def_id(cx, e) 142 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::fn_def_id (1x) 3 ( 0.00%) && cx . .tcx . .fn_sig(def_id) . .instantiate_identity() . .skip_norm_wip() . .skip_binder() . .output() 9 ( 0.00%) .walk() 7 ( 0.00%) => ???:::walk (1x) 2 ( 0.00%) .any(|arg| matches!(arg.kind(), GenericArgKind::Lifetime(re) if !re.is_static())) . { . ControlFlow::Break(()) . } else { . ControlFlow::Continue(()) . } . }) . .is_some() . } -- line 88 ---------------------------------------- 342 ( 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 { 163,768 ( 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> { 95 ( 0.00%) map_entry(self.base.rustc_entry(key)) 1,533 ( 0.00%) => /rust/deps/hashbrown-0.17.1/src/rustc_entry.rs:>::rustc_entry (7x) . } . . /// 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, . { 8 ( 0.00%) self.base.get(k) 16 ( 0.00%) => /rust/deps/hashbrown-0.17.1/src/raw.rs:>::get:: (4x) . } . . /// 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 { 1,411 ( 0.00%) self.base.insert(k, v) 15,507 ( 0.00%) => /rust/deps/hashbrown-0.17.1/src/map.rs:>::insert (67x) . } . . /// 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, . { 220 ( 0.00%) self.base.remove(k) 71 ( 0.00%) => /rust/deps/hashbrown-0.17.1/src/map.rs:>::remove:: (1x) . } . . /// 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 { 359 ( 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. 153 ( 0.00%) fn from_iter>(iter: T) -> HashMap { . let mut map = HashMap::with_hasher(Default::default()); 795 ( 0.00%) map.extend(iter); 77 ( 0.00%) => ???:0x0000000000173dc0 (1x) 2,398 ( 0.00%) map 169 ( 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) 4,294 ( 0.00%) => /rust/deps/hashbrown-0.17.1/src/map.rs: as core::iter::traits::collect::Extend<(clippy_config::types::SourceItemOrderingModuleItemKind, alloc::string::String)>>::extend::<[(clippy_config::types::SourceItemOrderingModuleItemKind, alloc::string::String); 16]> (1x) 3,718 ( 0.00%) => /rust/deps/hashbrown-0.17.1/src/map.rs: as core::iter::traits::collect::Extend<(clippy_config::types::SourceItemOrderingModuleItemKind, usize)>>::extend::<[(clippy_config::types::SourceItemOrderingModuleItemKind, usize); 16]> (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> { 160 ( 0.00%) match raw { . base::RustcEntry::Occupied(base) => Entry::Occupied(OccupiedEntry { base }), 72 ( 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 ---------------------------------------- 5,141 ( 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>) { 64,400 ( 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/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()?; 60 ( 0.00%) self.next() 5,559 ( 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 (30x) 1 ( 0.00%) } . . /// 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. . /// . /// Note 2: The time at which ignored elements are pulled is not fixed. -- line 399 ---------------------------------------- -- line 879 ---------------------------------------- . Self: Sized, . F: FnMut(Self::Item), . { . #[inline] . fn call(mut f: impl FnMut(T)) -> impl FnMut((), T) { . move |(), item| f(item) . } . 1,742 ( 0.00%) self.fold((), call(f)); 9,360 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/char/mod.rs:::fold::<(), core::iter::traits::iterator::Iterator::for_each::call>::extend::{closure#0}>::{closure#0}> (260x) . } . . /// 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:?}"); . } . 425 ( 0.00%) FromIterator::from_iter(self) 513 ( 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}>> (13x) . } . . /// 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| { 9 ( 0.00%) let p = predicate(&**x); 3 ( 0.00%) *true_count += p as usize; . !p . } . } . . #[inline] . fn is_true(predicate: &mut impl FnMut(&T) -> bool) -> impl FnMut(&&mut T) -> bool + '_ { 15 ( 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); 3 ( 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")] 648,315 ( 0.04%) 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; 1,623,948 ( 0.11%) while let Some(x) = self.next() { 356 ( 0.00%) => ???:::next (8x) 47,164 ( 0.00%) accum = f(accum, x)?; 894 ( 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 core::iter::traits::iterator::Iterator::all::check<&(rustc_middle::ty::predicate::Clause, rustc_span::span_encoding::Span), clippy_utils::eager_or_lazy::fn_eagerness::{closure#2}>::{closure#0} as core::ops::function::FnMut<((), &(rustc_middle::ty::predicate::Clause, rustc_span::span_encoding::Span))>>::call_mut (6x) . } . try { accum } 433,351 ( 0.03%) } . . /// 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; 3,063,366 ( 0.21%) while let Some(x) = self.next() { 38,552 ( 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 (216x) 1,276,358 ( 0.09%) accum = f(accum, x); . } 522,495 ( 0.04%) 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()?; 330 ( 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 2828 ---------------------------------------- . where . Self: Sized, . 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(()) } 6 ( 0.00%) } . } 5 ( 0.00%) self.try_fold((), check(f)) == ControlFlow::Continue(()) 58 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/iter/adapters/skip.rs: as core::iter::traits::iterator::Iterator>::try_fold::<(), core::iter::traits::iterator::Iterator::all::check::{closure#0}, core::ops::control_flow::ControlFlow<()>> (1x) . } . . /// 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| { 601 ( 0.00%) if predicate(&x) { ControlFlow::Break(x) } else { ControlFlow::Continue(()) } 73 ( 0.00%) } . } . . self.try_fold((), check(predicate)).break_value() . } . . /// Applies function to the elements of iterator and returns . /// the first non-none result. . /// -- line 2972 ---------------------------------------- -- 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 { 115,958 ( 0.01%) move |(), x| match f(x) { 5,186 ( 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::manual_clamp::is_two_if_pattern::{closure#0} as core::ops::function::FnMut<((clippy_lints::manual_clamp::MaybeBorrowedStmtKind, clippy_lints::manual_clamp::MaybeBorrowedStmtKind),)>>::call_mut (153x) 4 ( 0.00%) Some(x) => ControlFlow::Break(x), . None => ControlFlow::Continue(()), . } . } . 55,584 ( 0.00%) self.try_fold((), check(f)).break_value() 64,367 ( 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> (1,569x) . } . . /// 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] 216 ( 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); 270 ( 0.00%) unzipped 243 ( 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, . { 55 ( 0.00%) self.eq_by(other, |x, y| x == y) 3,684 ( 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:, ::block::{closure#0}>, ::block::{closure#1}> as core::iter::traits::iterator::Iterator>::eq_by::<[rustc_lexer::TokenKind; 1], , ::block::{closure#0}>, ::block::{closure#1}> as core::iter::traits::iterator::Iterator>::eq<[rustc_lexer::TokenKind; 1]>::{closure#0}> (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] 139 ( 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(()) } . } . } . 195 ( 0.00%) SpecIterEq::spec_iter_eq(self, other.into_iter(), compare(eq)) 164 ( 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 30 ( 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 ---------------------------------------- 3,173,893 ( 0.21%) -------------------------------------------------------------------------------- -- 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 { 289,800 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 32,200 ( 0.00%) let span = expr.span; 128,800 ( 0.01%) if !span.in_external_macro(cx.tcx.sess.source_map()) && 43,904 ( 0.00%) let Some(body_expr) = desugar_async_block(cx, expr) && 62,073 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/redundant_async_block.rs:clippy_lints::redundant_async_block::desugar_async_block (5,488x) . 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, . ); . } 257,600 ( 0.02%) } . } . . /// If `expr` is a desugared `async` block, return the original expression if it does not capture . /// any variable by ref. 16,464 ( 0.00%) fn desugar_async_block<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) -> Option<&'tcx Expr<'tcx>> { 10,976 ( 0.00%) if let ExprKind::Closure(Closure { body, def_id, kind, .. }) = expr.kind 225 ( 0.00%) && let body = cx.tcx.hir_body(*body) 6,668 ( 0.00%) => ???:::hir_body (75x) 150 ( 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 . } 21,952 ( 0.00%) } 5,638 ( 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. 987,588 ( 0.07%) #[derive(Copy, Clone, PartialEq, Eq, Hash, Encodable, Decodable, StableHash)] . #[rustc_pass_by_value] . pub struct HirId { 7,723 ( 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 . ); . 7,606 ( 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 ---------------------------------------- 586 ( 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/freeze.rs -------------------------------------------------------------------------------- Ir -- line 67 ---------------------------------------- . hint::cold_path(); . None . } . } . . #[inline] . pub fn read(&self) -> FreezeReadGuard<'_, T> { . FreezeReadGuard { 5,256 ( 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> { 3,944 ( 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 ---------------------------------------- 2,628 ( 0.00%) -------------------------------------------------------------------------------- -- 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 102 ---------------------------------------- . /// Expression must be a `Vec<_>`. Type cannot change. . Impossible, . } . . impl UselessVec { . /// Checks if the surrounding environment requires this expression to actually be of type . /// `Vec<_>`, or if it can be changed to `&[]`/`[]` without causing type errors. . fn expr_usage_requires_vec(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) -> VecToArray { 32 ( 0.00%) match cx.tcx.parent_hir_node(expr.hir_id) { 432 ( 0.00%) => ???:::parent_hir_node (4x) . // search for `let foo = vec![_]` expressions where all uses of `foo` . // adjust to slices or call a method that exist on slices (e.g. len) . Node::LetStmt(LetStmt { . ty: None, . pat: . Pat { . kind: PatKind::Binding(_, id, ..), . .. -- line 118 ---------------------------------------- -- line 166 ---------------------------------------- . VecToArray::Impossible . } . }, . } . } . } . . impl<'tcx> LateLintPass<'tcx> for UselessVec { 289,800 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 128,808 ( 0.01%) if let Some(vec_args) = higher::VecArgs::hir(cx, expr.peel_borrows()) 6,515,349 ( 0.44%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (32,200x) . // The `vec![]` or `&vec![]` invocation span. 16 ( 0.00%) && let vec_span = expr.span.parent_callsite().unwrap_or(expr.span) 408 ( 0.00%) => ???:::parent_callsite (4x) . && !vec_span.from_expansion() . { 12 ( 0.00%) if self.allow_in_test && is_in_test(cx.tcx, expr.hir_id) { . return; . } . 4 ( 0.00%) match self.expr_usage_requires_vec(cx, expr) { . VecToArray::Possible => { . let suggest_ty = suggest_type(expr); . . // Size and `Copy` checks don't depend on the enclosing usage of the expression . // and don't need to be inserted into the state map. . let vec_snippet = match vec_args { . higher::VecArgs::Repeat(expr, len) => { . if is_copy(cx, cx.typeck_results().expr_ty(expr)) -- line 192 ---------------------------------------- -- line 228 ---------------------------------------- . entry.insert(VecState::Change { . suggest_ty, . vec_snippet, . expr_hir_id: expr.hir_id, . }); . } . }, . VecToArray::Impossible => { 48 ( 0.00%) self.span_to_state.insert(vec_span, VecState::NoChange); 1,211 ( 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:>::insert (4x) . }, . } . } 257,600 ( 0.02%) } . 8 ( 0.00%) fn check_crate_post(&mut self, cx: &LateContext<'tcx>) { 46 ( 0.00%) for (span, state) in mem::take(&mut self.span_to_state) { 4 ( 0.00%) if let VecState::Change { . suggest_ty, . vec_snippet, . expr_hir_id, 4 ( 0.00%) } = 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()); . // If the `vec!` macro contains comment, better not make the suggestion machine applicable as it . // would remove them. . let applicability = if span_contains_comment(cx, span) { . 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 ---------------------------------------- -- line 301 ---------------------------------------- . } . . fn size_of(cx: &LateContext<'_>, expr: &Expr<'_>) -> u64 { . let ty = cx.typeck_results().expr_ty_adjusted(expr); . cx.layout_of(ty).map_or(0, |l| l.size.bytes()) . } . . fn adjusts_to_slice(cx: &LateContext<'_>, e: &Expr<'_>) -> bool { 16 ( 0.00%) matches!(cx.typeck_results().expr_ty_adjusted(e).kind(), ty::Ref(_, ty, _) if ty.is_slice()) 180 ( 0.00%) => ???:::expr_ty_adjusted (4x) . } . . fn suggest_type(expr: &Expr<'_>) -> SuggestedType { . if let ExprKind::AddrOf(BorrowKind::Ref, mutability, _) = expr.kind { . // `expr` is `&vec![_]`, so suggest `&[_]` (or `&mut[_]` resp.) . SuggestedType::SliceRef(mutability) . } else { . // `expr` is the `vec![_]` expansion, so suggest `[_]` -- line 317 ---------------------------------------- 29 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/len_zero.rs -------------------------------------------------------------------------------- Ir -- line 96 ---------------------------------------- . . impl LenZero { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for LenZero { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 96,629 ( 0.01%) if let ExprKind::Let(lt) = expr.kind 259 ( 0.00%) && match lt.pat.kind { . PatKind::Slice([], None, []) => true, . PatKind::Expr(lit) 3 ( 0.00%) if let PatExprKind::Lit { lit, .. } = lit.kind . && let LitKind::Str(lit, _) = lit.node => . { . lit.as_str().is_empty() . }, . _ => false, . } . && !expr.span.from_expansion() . && has_is_empty(cx, lt.init, self.msrv) -- line 117 ---------------------------------------- -- line 127 ---------------------------------------- . lt.span, . "comparison to empty slice using `if let`", . "using `is_empty` is clearer and more explicit", . format!("{lit_str}.is_empty()"), . applicability, . ); . } . 66,610 ( 0.00%) if let ExprKind::MethodCall(method, lhs_expr, [rhs_expr], _) = expr.kind 1,728 ( 0.00%) && cx.ty_based_def(expr).opt_parent(cx).is_diag_item(cx, sym::PartialEq) . && !expr.span.from_expansion() . { . self.check_empty_expr( . cx, . expr.span, . lhs_expr, . peel_ref_operators(cx, rhs_expr), . if method.ident.name == sym::ne { . "!" . } else { . Default::default() . }, . ); . } . 64,183 ( 0.00%) if let ExprKind::Binary(Spanned { node: cmp, .. }, left, right) = expr.kind 182 ( 0.00%) && !expr.span.from_expansion() . { . // expr.span might contains parenthesis, see issue #10529 52 ( 0.00%) let actual_span = span_without_enclosing_paren(cx, expr.span); 288 ( 0.00%) match cmp { . BinOpKind::Eq => { 385 ( 0.00%) self.check_cmp(cx, actual_span, left, right, "", 0); // len == 0 4,446 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/len_zero.rs:::check_cmp (35x) 280 ( 0.00%) self.check_cmp(cx, actual_span, right, left, "", 0); // 0 == len . }, . BinOpKind::Ne => { 91 ( 0.00%) self.check_cmp(cx, actual_span, left, right, "!", 0); // len != 0 490 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/len_zero.rs:::check_cmp (7x) 49 ( 0.00%) self.check_cmp(cx, actual_span, right, left, "!", 0); // 0 != len . }, . BinOpKind::Gt => { 11 ( 0.00%) self.check_cmp(cx, actual_span, left, right, "!", 0); // len > 0 58 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/len_zero.rs:::check_cmp (1x) 7 ( 0.00%) self.check_cmp(cx, actual_span, right, left, "", 1); // 1 > len . }, . BinOpKind::Lt => { 11 ( 0.00%) self.check_cmp(cx, actual_span, left, right, "", 1); // len < 1 56 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/len_zero.rs:::check_cmp (1x) 6 ( 0.00%) self.check_cmp(cx, actual_span, right, left, "!", 0); // 0 < len . }, . BinOpKind::Ge => self.check_cmp(cx, actual_span, left, right, "!", 1), // len >= 1 . BinOpKind::Le => self.check_cmp(cx, actual_span, right, left, "!", 1), // 1 <= len . _ => (), . } . } 257,600 ( 0.02%) } . } . . impl LenZero { 792 ( 0.00%) fn check_cmp( . &self, . cx: &LateContext<'_>, . span: Span, . method: &Expr<'_>, . lit: &Expr<'_>, . op: &str, . compare_to: u32, . ) { 176 ( 0.00%) if method.span.from_expansion() { . return; . } . 242 ( 0.00%) if let (&ExprKind::MethodCall(method_path, receiver, [], _), ExprKind::Lit(lit)) = (&method.kind, &lit.kind) { . // check if we are in an is_empty() method 55 ( 0.00%) if parent_item_name(cx, method) == Some(sym::is_empty) { 1,991 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::parent_item_name (11x) . return; . } . 44 ( 0.00%) self.check_len(cx, span, method_path.ident.name, receiver, &lit.node, op, compare_to); . } else { 616 ( 0.00%) self.check_empty_expr(cx, span, method, lit, op); 2,621 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/len_zero.rs:::check_empty_expr (77x) . } 88 ( 0.00%) } . . #[expect(clippy::too_many_arguments)] . fn check_len( . &self, . cx: &LateContext<'_>, . span: Span, . method_name: Symbol, . receiver: &Expr<'_>, . lit: &LitKind, . op: &str, . compare_to: u32, . ) { 66 ( 0.00%) if let LitKind::Int(lit, _) = *lit { . // check if length is compared to the specified number . if lit != u128::from(compare_to) { . return; . } . . if method_name == sym::len && has_is_empty(cx, receiver, self.msrv) { . let mut applicability = Applicability::MachineApplicable; . span_lint_and_sugg( -- line 227 ---------------------------------------- -- line 235 ---------------------------------------- . snippet_with_context(cx, receiver.span, span.ctxt(), "_", &mut applicability).0, . ), . applicability, . ); . } . } . } . 1,078 ( 0.00%) fn check_empty_expr(&self, cx: &LateContext<'_>, span: Span, lit1: &Expr<'_>, lit2: &Expr<'_>, op: &str) { 11 ( 0.00%) if (is_empty_array(lit2) || is_empty_string(lit2)) && has_is_empty(cx, lit1, self.msrv) { . let mut applicability = Applicability::MachineApplicable; . . let lit1 = peel_ref_operators(cx, lit1); . let lit_str = Sugg::hir_with_context(cx, lit1, span.ctxt(), "_", &mut applicability).maybe_paren(); . . span_lint_and_sugg( . cx, . COMPARISON_TO_EMPTY, . span, . "comparison to empty slice", . format!("using `{op}is_empty` is clearer and more explicit"), . format!("{op}{lit_str}.is_empty()"), . applicability, . ); . } 616 ( 0.00%) } . } . . fn span_without_enclosing_paren(cx: &LateContext<'_>, span: Span) -> Span { 364 ( 0.00%) let Some(snippet) = span.get_text(cx) else { . return span; . }; 156 ( 0.00%) if has_enclosing_paren(snippet) { 2,496 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/sugg.rs:clippy_utils::sugg::has_enclosing_paren:: (52x) . let source_map = cx.tcx.sess.source_map(); . let left_paren = source_map.start_point(span); . let right_parent = source_map.end_point(span); . left_paren.between(right_parent) . } else { . span . } . } . . fn is_empty_string(expr: &Expr<'_>) -> bool { 201 ( 0.00%) if let ExprKind::Lit(lit) = expr.kind . && let LitKind::Str(lit, _) = lit.node . { . let lit = lit.as_str(); . return lit.is_empty(); . } . false . } . . fn is_empty_array(expr: &Expr<'_>) -> bool { 231 ( 0.00%) if let ExprKind::Array(arr) = expr.kind { . return arr.is_empty(); . } . false . } . . /// Checks if this type has an `is_empty` method. . fn has_is_empty(cx: &LateContext<'_>, expr: &Expr<'_>, msrv: Msrv) -> bool { . /// Gets an `AssocItem` and return true if it matches `is_empty(self)`. -- line 296 ---------------------------------------- 1,884 ( 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/generic_args.rs -------------------------------------------------------------------------------- Ir -- line 218 ---------------------------------------- . } . } . } . . impl<'tcx> GenericArg<'tcx> { . #[inline] . pub fn kind(self) -> GenericArgKind<'tcx> { . let ptr = 1,630 ( 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 { 3,581 ( 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 338 ---------------------------------------- . 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), . } . } . . fn fold_with>>(self, folder: &mut F) -> Self { . match self.kind() { 115 ( 0.00%) GenericArgKind::Lifetime(lt) => lt.fold_with(folder).into(), 95 ( 0.00%) GenericArgKind::Type(ty) => ty.fold_with(folder).into(), . GenericArgKind::Const(ct) => ct.fold_with(folder).into(), . } . } . } . . impl<'tcx> TypeVisitable> for GenericArg<'tcx> { . fn visit_with>>(&self, visitor: &mut V) -> V::Result { 605 ( 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> { 135 ( 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)), . } . } . 1,566 ( 0.00%) fn fold_with>>(self, folder: &mut F) -> Self { . // See justification for this behavior in `try_fold_with`. 797 ( 0.00%) match self.len() { . 1 => { 138 ( 0.00%) let param0 = self[0].fold_with(folder); 1,104 ( 0.00%) if param0 == self[0] { self } else { folder.cx().mk_args(&[param0]) } . } . 2 => { 36 ( 0.00%) let param0 = self[0].fold_with(folder); 108 ( 0.00%) let param1 = self[1].fold_with(folder); 153 ( 0.00%) if param0 == self[0] && param1 == self[1] { . self . } else { 180 ( 0.00%) folder.cx().mk_args(&[param0, param1]) . } . } . 0 => self, . _ => ty::util::fold_list(self, folder, |tcx, v| tcx.mk_args(v)), . } 1,566 ( 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)), . } . } . 3,267 ( 0.00%) fn fold_with>>(self, folder: &mut F) -> Self { . // See comment justifying behavior in `try_fold_with`. 726 ( 0.00%) match self.len() { . 2 => { 243 ( 0.00%) let param0 = self[0].fold_with(folder); 729 ( 0.00%) let param1 = self[1].fold_with(folder); 729 ( 0.00%) if param0 == self[0] && param1 == self[1] { . self . } else { 1,701 ( 0.00%) folder.cx().mk_type_list(&[param0, param1]) 22,090 ( 0.00%) => ???:::mk_type_list (225x) . } . } 120 ( 0.00%) _ => ty::util::fold_list(self, folder, |tcx, v| tcx.mk_type_list(v)), 12,956 ( 0.00%) => ???:::mk_type_list (120x) . } 3,267 ( 0.00%) } . } . . impl<'tcx, T: TypeVisitable>> TypeVisitable> for &'tcx ty::List { . #[inline] . fn visit_with>>(&self, visitor: &mut V) -> V::Result { 3,296 ( 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 ---------------------------------------- 1,120 ( 0.00%) -------------------------------------------------------------------------------- -- 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx rustc_hir::Expr<'tcx>) { 91,704 ( 0.01%) if !expr.span.from_expansion() 1,897 ( 0.00%) && let hir::ExprKind::MethodCall(path, recv, [map_arg], ..) = expr.kind 326 ( 0.00%) && !map_arg.span.from_expansion() 464 ( 0.00%) && let hir::ExprKind::Path(fun) = map_arg.kind 174 ( 0.00%) && let Some(sym::Option | sym::Result) = cx.typeck_results().expr_ty(recv).opt_diag_name(cx) 1,400 ( 0.00%) => ???:::expr_ty (35x) . { 29 ( 0.00%) let (constructor_path, constructor_item) = if let hir::ExprKind::Call(constructor, [arg, ..]) = recv.kind 15 ( 0.00%) && let hir::ExprKind::Path(constructor_path) = constructor.kind 6 ( 0.00%) && !constructor.span.from_expansion() 6 ( 0.00%) && !arg.span.from_expansion() . { . (constructor_path, arg) . } else { . return; . }; 6 ( 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; . } . }, . hir::QPath::TypeRelative(_, path) => path.ident.name, . }; . match constructor_symbol { 18 ( 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, . ); . } 257,600 ( 0.02%) } . } 9,798 ( 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. 2,124 ( 0.00%) pub fn check_clippy_attr(sess: &Session, attr: &A) { 195 ( 0.00%) if let [clippy, segment2] = &*attr.path() . && *clippy == sym::clippy . { . let path_span = attr . .path_span() . .expect("Clippy attributes are unparsed and have a span"); . . match *segment2 { . sym::cyclomatic_complexity => { -- line 25 ---------------------------------------- -- line 40 ---------------------------------------- . | sym::msrv . | sym::has_significant_drop . | sym::format_args => {}, . _ => { . sess.dcx().span_err(path_span, "usage of unknown attribute"); . }, . } . } 1,652 ( 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| { 1,275 ( 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 2,133 ( 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 1,896 ( 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]` 1,368 ( 0.00%) pub fn has_non_exhaustive_attr(tcx: TyCtxt<'_>, adt: AdtDef<'_>) -> bool { 342 ( 0.00%) adt.is_variant_list_non_exhaustive() 18,236 ( 0.00%) || find_attr!(tcx, adt.did(), NonExhaustive(..)) 109,247 ( 0.01%) => ???:>::get_attrs (170x) . || adt.variants().iter().any(|variant_def| { 4,594 ( 0.00%) variant_def.is_field_list_non_exhaustive() || find_attr!(tcx, variant_def.def_id, NonExhaustive(..)) 97,444 ( 0.01%) => ???:>::get_attrs (513x) . }) . || adt . .all_fields() 764 ( 0.00%) .any(|field_def| find_attr!(tcx, field_def.did, NonExhaustive(..))) 58,820 ( 0.00%) => ???:>::get_attrs (373x) 1,368 ( 0.00%) } . . /// Checks whether the given span contains a `#[cfg(..)]` attribute 45 ( 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. 16 ( 0.00%) if !src.contains('#') { . return false; . } . . let mut iter = tokenize_with_text(src); . . // Search for the token sequence [`#`, `[`, `cfg`] 194 ( 0.00%) while iter.any(|(t, ..)| matches!(t, TokenKind::Pound)) { . let mut iter = iter.by_ref().skip_while(|(t, ..)| { . matches!( . t, . TokenKind::Whitespace | TokenKind::LineComment { .. } | TokenKind::BlockComment { .. } . ) . }); 14 ( 0.00%) if matches!(iter.next(), Some((TokenKind::OpenBracket, ..))) . && matches!(iter.next(), Some((TokenKind::Ident, "cfg", _))) . { . return true; . } . } . false . }) 135 ( 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 { 203 ( 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; 165,648 ( 0.01%) parse_attrs(sess, attrs, name, |val| stack.push(val)); 862,241 ( 0.06%) => site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::parse_attrs::<::push_attrs::{closure#0}, rustc_hir::hir::Attribute> (41,412x) . } . pub fn pop_attrs(&mut self, sess: &Session, attrs: &[impl AttributeExt], name: Symbol) { . let stack = &mut self.stack; 165,648 ( 0.01%) parse_attrs(sess, attrs, name, |val| { 862,391 ( 0.06%) => site/frontend/rust-clippy/clippy_utils/src/attrs.rs:clippy_utils::attrs::parse_attrs::<::pop_attrs::{closure#0}, rustc_hir::hir::Attribute> (41,412x) . let popped = stack.pop(); . debug_assert_eq!(popped, Some(val)); . }); . } . } . 828,240 ( 0.06%) 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); . } 662,592 ( 0.04%) } 41,633 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/matches/infallible_destructuring_match.rs -------------------------------------------------------------------------------- Ir -- line 3 ---------------------------------------- . use clippy_utils::source::snippet_with_applicability; . use clippy_utils::{peel_blocks, strip_pat_refs}; . use rustc_errors::Applicability; . use rustc_hir::{ExprKind, LetStmt, MatchSource, PatKind, QPath}; . use rustc_lint::LateContext; . . use super::INFALLIBLE_DESTRUCTURING_MATCH; . 10,710 ( 0.00%) pub(crate) fn check(cx: &LateContext<'_>, local: &LetStmt<'_>) -> bool { . // turn this: . // . // let local = match target { . // Variant(binding arg) => { arg } . // }; . // . // into this: . // . // let Variant(binding local) = target; 3,060 ( 0.00%) if !local.span.from_expansion() 1,182 ( 0.00%) && let Some(expr) = local.init 992 ( 0.00%) && let ExprKind::Match(target, [arm], MatchSource::Normal) = expr.kind . && arm.guard.is_none() . && let PatKind::TupleStruct(QPath::Resolved(None, variant_name), [arg_lhs], _) = arm.pat.kind . && let PatKind::Binding(binding, arg_lhs, ..) = strip_pat_refs(arg_lhs).kind . && let arg_rhs = peel_blocks(arm.body) . && Some(arg_lhs) == arg_rhs.res_local_id() . { . let mut applicability = Applicability::MachineApplicable; . span_lint_and_sugg( -- line 31 ---------------------------------------- -- line 41 ---------------------------------------- . snippet_with_applicability(cx, local.pat.span, "..", &mut applicability), . snippet_with_applicability(cx, target.span, "..", &mut applicability), . ), . applicability, . ); . return true; . } . false 12,240 ( 0.00%) } 1,530 ( 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, . { 492,048 ( 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, . { 1,774,091 ( 0.12%) let thread_local = unsafe { (self.inner)(None).as_ref().ok_or(AccessError)? }; 33 ( 0.00%) => ???:>>,)>>::call_once (11x) 894,959 ( 0.06%) 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 ---------------------------------------- 96 ( 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]>`. 3,395 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'_>, item: &Item<'_>) { 1,035 ( 0.00%) if let ItemKind::Impl(imp) = item.kind 130 ( 0.00%) && let Some(of_trait) = imp.of_trait 159 ( 0.00%) && let ty = cx.tcx.type_of(item.owner_id).instantiate_identity().skip_norm_wip() 265 ( 0.00%) && let Some(hash_id) = cx.tcx.get_diagnostic_item(sym::Hash) 5,618 ( 0.00%) => ???:::get_diagnostic_item (53x) 477 ( 0.00%) && Res::Def(DefKind::Trait, hash_id) == of_trait.trait_ref.path.res 1,749 ( 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 (53x) . && 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"); . }, . ); . } 3,880 ( 0.00%) } . } 53 ( 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 { 45 ( 0.00%) folder.try_fold_ty(self) 3,715 ( 0.00%) => ???:>::try_fold_ty (1x) . } . . fn fold_with>>(self, folder: &mut F) -> Self { 3,496 ( 0.00%) folder.fold_ty(self) 84 ( 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 (6x) . } . } . . impl<'tcx> TypeVisitable> for Ty<'tcx> { . fn visit_with>>(&self, visitor: &mut V) -> V::Result { 2,787 ( 0.00%) visitor.visit_ty(*self) 2,080 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/methods/useless_asref.rs:>::visit_ty (32x) . } . } . . 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) }) . } . 6,597 ( 0.00%) fn super_fold_with>>(self, folder: &mut F) -> Self { 4,398 ( 0.00%) let kind = match *self.kind() { . ty::RawPtr(ty, mutbl) => ty::RawPtr(ty.fold_with(folder), mutbl), 159 ( 0.00%) ty::Array(typ, sz) => ty::Array(typ.fold_with(folder), sz.fold_with(folder)), 46 ( 0.00%) ty::Slice(typ) => ty::Slice(typ.fold_with(folder)), 636 ( 0.00%) ty::Adt(tid, args) => ty::Adt(tid, args.fold_with(folder)), 83,422 ( 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/generic_args.rs:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::generic_args::GenericArg> as rustc_type_ir::fold::TypeFoldable>::fold_with::> (149x) . ty::Dynamic(trait_ty, region) => { . ty::Dynamic(trait_ty.fold_with(folder), region.fold_with(folder)) . } 243 ( 0.00%) ty::Tuple(ts) => ty::Tuple(ts.fold_with(folder)), 13,629 ( 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::> (14x) . 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), . ty::UnsafeBinder(f) => ty::UnsafeBinder(f.fold_with(folder)), 3,549 ( 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, . }; . 6,597 ( 0.00%) if *self.kind() == kind { self } else { folder.cx().mk_ty_from_kind(kind) } 9,999 ( 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 (597x) 6,597 ( 0.00%) } . } . . impl<'tcx> TypeSuperVisitable> for Ty<'tcx> { . fn super_visit_with>>(&self, visitor: &mut V) -> V::Result { 128 ( 0.00%) match self.kind() { . ty::RawPtr(ty, _mutbl) => ty.visit_with(visitor), . ty::Array(typ, sz) => { . try_visit!(typ.visit_with(visitor)); . sz.visit_with(visitor) . } . ty::Slice(typ) => typ.visit_with(visitor), 32 ( 0.00%) ty::Adt(_, args) => args.visit_with(visitor), . ty::Dynamic(trait_ty, reg) => { . try_visit!(trait_ty.visit_with(visitor)); . reg.visit_with(visitor) . } . ty::Tuple(ts) => ts.visit_with(visitor), . ty::FnDef(_, args) => args.visit_with(visitor), . ty::FnPtr(sig_tys, _) => sig_tys.visit_with(visitor), . ty::UnsafeBinder(f) => f.visit_with(visitor), -- line 454 ---------------------------------------- 1,976 ( 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. 1,041,253 ( 0.07%) match self.mode { . Mode::NoSync => { . let cell = unsafe { &self.lock.mode_union.no_sync }; . debug_assert!(cell.get()); . cell.set(false); 40 ( 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 { 1,760,004 ( 0.12%) match mode { . Mode::NoSync => { 1,767,170 ( 0.12%) 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> { 880,002 ( 0.06%) unsafe { self.lock_assume(self.mode) } . } . } . . unsafe impl DynSend for Lock {} . unsafe impl DynSync for Lock {} . . impl Lock { . #[inline(always)] -- line 175 ---------------------------------------- 880,543 ( 0.06%) -------------------------------------------------------------------------------- -- 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/sharded.rs -------------------------------------------------------------------------------- Ir -- line 87 ---------------------------------------- . #[track_caller] . pub fn lock_shard_by_hash(&self, hash: u64) -> LockGuard<'_, T> { . self.lock_shard_by_index(get_shard_hash(hash)) . } . . #[inline] . #[track_caller] . pub fn lock_shard_by_index(&self, i: usize) -> LockGuard<'_, T> { 14,445 ( 0.00%) match self { . Self::Single(single) => { . // Synchronization is disabled so use the `lock_assume_no_sync` method optimized . // for that case. . . // SAFETY: We know `is_dyn_thread_safe` was false when creating the lock thus . // `might_be_dyn_thread_safe` was also false. . unsafe { single.lock_assume(Mode::NoSync) } . } -- line 103 ---------------------------------------- -- line 148 ---------------------------------------- . } . pub fn len(&self) -> usize { . self.lock_shards().map(|shard| shard.len()).sum() . } . } . . impl ShardedHashMap { . #[inline] 17,115 ( 0.00%) pub fn get(&self, key: &Q) -> Option . where . K: Borrow, . Q: Hash + Eq, . V: Clone, . { . let hash = make_hash(key); . let shard = self.lock_shard_by_hash(hash); . let (_, value) = shard.find(hash, |(k, _)| k.borrow() == key)?; 9,625 ( 0.00%) Some(value.clone()) 20,895 ( 0.00%) } . . #[inline] . pub fn get_or_insert_with(&self, key: K, default: impl FnOnce() -> V) -> V . where . V: Copy, . { . let hash = make_hash(&key); . let mut shard = self.lock_shard_by_hash(hash); -- line 174 ---------------------------------------- 9,441 ( 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 } . } . 13,880 ( 0.00%) fn check_res_emit(&self, cx: &LateContext<'_>, res: &Res, span: Span) { 13,794 ( 0.00%) 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), . ); 16,656 ( 0.00%) } . } . . 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>) { 1,618 ( 0.00%) if let ItemKind::Use(path, UseKind::Single(_)) = &item.kind 1,458 ( 0.00%) && let Some(res) = path.res.type_ns . { 672 ( 0.00%) self.check_res_emit(cx, &res, item.span); 3,024 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_types.rs:::check_res_emit (168x) . } . } . . fn check_ty(&mut self, cx: &LateContext<'tcx>, ty: &'tcx Ty<'tcx, AmbigArg>) { 8,334 ( 0.00%) if let TyKind::Path(path) = &ty.kind { 28,512 ( 0.00%) self.check_res_emit(cx, &cx.qpath_res(path, ty.hir_id), ty.span); 59,616 ( 0.00%) => ???:::qpath_res (2,592x) 46,264 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_types.rs:::check_res_emit (2,592x) . } . } . . fn check_poly_trait_ref(&mut self, cx: &LateContext<'tcx>, poly: &'tcx PolyTraitRef<'tcx>) { 144 ( 0.00%) self.check_res_emit(cx, &poly.trait_ref.path.res, poly.trait_ref.path.span); 288 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/disallowed_types.rs:::check_res_emit (16x) . } . } 168 ( 0.00%) -------------------------------------------------------------------------------- -- 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> { 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 64,400 ( 0.00%) if matches!(expr.kind, ExprKind::AddrOf(..)) 9,348 ( 0.00%) && !expr.span.from_expansion() 1,826 ( 0.00%) && let use_site = get_expr_use_site(cx.tcx, cx.typeck_results(), SyntaxContext::root(), expr) 56,876 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_expr_use_site (166x) 644 ( 0.00%) && use_site.same_ctxt . && !use_site.is_ty_unified 1,184 ( 0.00%) && let use_node = use_site.use_node(cx) 5,496 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:::use_node (148x) 988 ( 0.00%) && let Some(DefinedTy::Mir { def_site_def_id: _, ty }) = use_node.defined_ty(cx) 23,398 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:::defined_ty (148x) 204 ( 0.00%) && let ty::Param(param_ty) = *ty.skip_binder().kind() 24 ( 0.00%) && let Some((hir_id, fn_id, i)) = match use_node { . ExprUseNode::MethodArg(_, _, 0) => None, . ExprUseNode::MethodArg(hir_id, None, i) => cx . .typeck_results() . .type_dependent_def_id(hir_id) . .map(|id| (hir_id, id, i)), . ExprUseNode::FnArg( . &Expr { . kind: ExprKind::Path(ref p), 4 ( 0.00%) hir_id, . .. . }, 2 ( 0.00%) i, 28 ( 0.00%) ) if !path_has_args(p) => match cx.typeck_results().qpath_res(p, hir_id) { 30 ( 0.00%) => ???:::qpath_res (2x) 8 ( 0.00%) Res::Def(DefKind::Fn | DefKind::Ctor(..) | DefKind::AssocFn, id) => Some((hir_id, id, i)), . _ => None, 2 ( 0.00%) }, . _ => None, . } 26 ( 0.00%) && let count = needless_borrow_count( 43,458 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/needless_borrows_for_generic_args.rs:clippy_lints::needless_borrows_for_generic_args::needless_borrow_count (2x) . cx, . &mut self.possible_borrowers, . fn_id, 8 ( 0.00%) cx.typeck_results().node_args(hir_id), 78 ( 0.00%) => ???:::node_args (2x) . i, . param_ty, . expr, . self.msrv, . ) 4 ( 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); . }, . ); . } 257,600 ( 0.02%) } . 1,617 ( 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(); . } 1,848 ( 0.00%) } . } . . fn path_has_args(p: &QPath<'_>) -> bool { 4 ( 0.00%) match *p { 18 ( 0.00%) QPath::Resolved(_, Path { segments: [.., s], .. }) | QPath::TypeRelative(_, s) => s.args.is_some(), . QPath::Resolved(..) => false, . } . } . . /// Checks for the number of borrow expressions which can be removed from the given expression . /// where the expression is used as an argument to a function expecting a generic type. . /// . /// 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)] 26 ( 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 { 8 ( 0.00%) let destruct_trait_def_id = cx.tcx.lang_items().destruct_trait(); 80 ( 0.00%) => ???:::lang_items (2x) 4 ( 0.00%) let sized_trait_def_id = cx.tcx.lang_items().sized_trait(); 80 ( 0.00%) => ???:::lang_items (2x) 4 ( 0.00%) let meta_sized_trait_def_id = cx.tcx.lang_items().meta_sized_trait(); 80 ( 0.00%) => ???:::lang_items (2x) 4 ( 0.00%) let drop_trait_def_id = cx.tcx.lang_items().drop_trait(); 80 ( 0.00%) => ???:::lang_items (2x) . . 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| { 35 ( 0.00%) if let ClauseKind::Projection(projection_predicate) = clause.kind().skip_binder() { 98 ( 0.00%) => ???:::kind (7x) . 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| { 12 ( 0.00%) if let ClauseKind::Trait(trait_predicate) = clause.kind().skip_binder() 42 ( 0.00%) => ???:::kind (3x) 6 ( 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| { 2 ( 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 4 ( 0.00%) || cx.tcx.is_diagnostic_item(sym::Any, trait_def_id) 100 ( 0.00%) => ???:::is_diagnostic_item (1x) . }) . { . 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. 1 ( 0.00%) let mut args_with_referent_ty = callee_args.to_vec(); . . let mut check_reference_and_referent = |reference: &Expr<'tcx>, referent: &Expr<'tcx>| { 4 ( 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; . } . 1 ( 0.00%) let referent_ty = cx.typeck_results().expr_ty(referent); 40 ( 0.00%) => ???:::expr_ty (1x) . 5 ( 0.00%) if !(is_copy(cx, referent_ty) 7,921 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::is_copy (1x) 1 ( 0.00%) || referent_ty.is_ref() && referent_used_exactly_once(cx, possible_borrowers, reference) 3 ( 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; 4 ( 0.00%) while let ExprKind::AddrOf(_, _, referent) = expr.kind { . if !check_reference_and_referent(expr, referent) { . break; . } . expr = referent; . count += 1; . } . count 18 ( 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() { 3 ( 0.00%) let self_ty = cx . .tcx 2 ( 0.00%) .fn_sig(assoc_item.def_id) . .instantiate_identity() . .skip_norm_wip() . .skip_binder() . .inputs()[0]; 2 ( 0.00%) matches!(self_ty.kind(), ty::Ref(_, _, Mutability::Mut)) . } else { . false . } . }) . } . . fn is_mixed_projection_predicate<'tcx>( . cx: &LateContext<'tcx>, . callee_def_id: DefId, . projection_predicate: &ProjectionPredicate<'tcx>, . ) -> bool { . let generics = cx.tcx.generics_of(callee_def_id); . // The predicate requires the projected type to equal a type parameter from the parent context. 4 ( 0.00%) if let Some(term_ty) = projection_predicate.term.as_type() 7 ( 0.00%) => ???:::as_type (1x) 2 ( 0.00%) && let ty::Param(term_param_ty) = term_ty.kind() 3 ( 0.00%) && (term_param_ty.index as usize) < generics.parent_count . { . // The inner-most self type is a type parameter from the current function. . let mut projection_term = projection_predicate.projection_term; . loop { . match *projection_term.self_ty().kind() { . ty::Alias( . _, . inner_projection_ty @ ty::AliasTy { -- line 345 ---------------------------------------- 510 ( 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; . 19,992 ( 0.00%) pub(super) fn check(cx: &EarlyContext<'_>, pat: &Pat) { 19,992 ( 0.00%) if let PatKind::Ident(ann, ident, Some(ref right)) = pat.kind . && let PatKind::Wild = right.kind . && !pat.span.in_external_macro(cx.sess().source_map()) . { . span_lint_and_sugg( . cx, . REDUNDANT_PATTERN, . pat.span, . format!( -- line 17 ---------------------------------------- -- line 18 ---------------------------------------- . "the `{} @ _` pattern can be written as just `{}`", . ident.name, ident.name, . ), . "try", . format!("{}{}", ann.prefix_str(), ident.name), . Applicability::MachineApplicable, . ); . } 22,848 ( 0.00%) } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/needless_parens_on_range_literals.rs -------------------------------------------------------------------------------- Ir -- line 41 ---------------------------------------- . declare_lint_pass!(NeedlessParensOnRangeLiterals => [ . NEEDLESS_PARENS_ON_RANGE_LITERALS, . ]); . . fn snippet_enclosed_in_parenthesis(snippet: &str) -> bool { . snippet.starts_with('(') && snippet.ends_with(')') . } . 48 ( 0.00%) fn check_for_parens(cx: &LateContext<'_>, e: &Expr<'_>, is_start: bool) { 8 ( 0.00%) if is_start . && let ExprKind::Lit(literal) = e.kind . && let ast::LitKind::Float(_sym, ast::LitFloatType::Unsuffixed) = literal.node . { . // don't check floating point literals on the start expression of a range . return; . } 4 ( 0.00%) if let ExprKind::Lit(literal) = e.kind . // the indicator that parenthesis surround the literal is that the span of the expression and the literal differ . && (literal.span.data().hi - literal.span.data().lo) != (e.span.data().hi - e.span.data().lo) . // inspect the source code of the expression for parenthesis . && snippet_enclosed_in_parenthesis(&snippet(cx, e.span, "")) . { . let mut applicability = Applicability::MachineApplicable; . span_lint_and_then( . cx, -- line 65 ---------------------------------------- -- line 67 ---------------------------------------- . e.span, . "needless parenthesis on range literals can be removed", . |diag| { . let suggestion = snippet_with_applicability(cx, literal.span, "_", &mut applicability); . diag.span_suggestion(e.span, "try", suggestion, applicability); . }, . ); . } 32 ( 0.00%) } . . impl<'tcx> LateLintPass<'tcx> for NeedlessParensOnRangeLiterals { . fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 161,008 ( 0.01%) if let Some(higher::Range { start, end, .. }) = higher::Range::hir(cx, expr) { 1,525,054 ( 0.10%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (32,200x) 8 ( 0.00%) if let Some(start) = start { 6 ( 0.00%) check_for_parens(cx, start, true); 48 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/needless_parens_on_range_literals.rs:clippy_lints::needless_parens_on_range_literals::check_for_parens (2x) . } 8 ( 0.00%) if let Some(end) = end { 8 ( 0.00%) check_for_parens(cx, end, false); 48 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/needless_parens_on_range_literals.rs:clippy_lints::needless_parens_on_range_literals::check_for_parens (2x) . } . } . } . } 4 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/explicit_write.rs -------------------------------------------------------------------------------- Ir -- line 47 ---------------------------------------- . . impl ExplicitWrite { . pub fn new(format_args: FormatArgsStorage) -> Self { . Self { format_args } . } . } . . impl<'tcx> LateLintPass<'tcx> for ExplicitWrite { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { . // match call to unwrap 67,571 ( 0.00%) if let ExprKind::MethodCall(unwrap_fun, write_call, [], _) = expr.kind 903 ( 0.00%) && unwrap_fun.ident.name == sym::unwrap . // match call to write_fmt 36 ( 0.00%) && let ExprKind::MethodCall(write_fun, write_recv, [write_arg], _) = *look_in_block(cx, &write_call.kind) . && let ExprKind::Call(write_recv_path, []) = write_recv.kind . && write_fun.ident.name == sym::write_fmt . && let Some(def_id) = write_recv_path.basic_res().opt_def_id() . { . // match calls to std::io::stdout() / std::io::stderr () . let (dest_name, prefix) = match cx.tcx.get_diagnostic_name(def_id) { . Some(sym::io_stdout) => ("stdout", ""), . Some(sym::io_stderr) => ("stderr", "e"), -- line 68 ---------------------------------------- -- line 105 ---------------------------------------- . EXPLICIT_WRITE, . expr.span, . format!("use of `{used}.unwrap()`"), . "try", . format!("{prefix}{sugg_mac}!({inputs_snippet})"), . applicability, . ); . } 257,600 ( 0.02%) } . } . . /// If `kind` is a block that looks like `{ let result = $expr; result }` then . /// returns $expr. Otherwise returns `kind`. . fn look_in_block<'tcx, 'hir>(cx: &LateContext<'tcx>, kind: &'tcx ExprKind<'hir>) -> &'tcx ExprKind<'hir> { 18 ( 0.00%) if let ExprKind::Block(block, _label @ None) = kind . && let Block { . stmts: [Stmt { kind: StmtKind::Let(local), .. }], . expr: Some(expr_end_of_block), . rules: BlockCheckMode::DefaultBlock, . .. . } = block . . // Find id of the local that expr_end_of_block resolves to -- line 127 ---------------------------------------- 6 ( 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 { 13,257 ( 0.00%) fn check_block(&mut self, cx: &LateContext<'tcx>, block: &'tcx Block<'_>) { 1,473 ( 0.00%) let ctxt = block.span.ctxt(); 8,838 ( 0.00%) if !ctxt.in_external_macro(cx.tcx.sess.source_map()) { 284,594 ( 0.02%) => ???:::in_external_macro (1,473x) 1,899 ( 0.00%) for [stmt1, stmt2] in block.stmts.array_windows::<2>() { 1,561 ( 0.00%) if let StmtKind::Expr(expr) | StmtKind::Semi(expr) = stmt2.kind 176 ( 0.00%) && stmt1.span.ctxt() == ctxt 176 ( 0.00%) && stmt2.span.ctxt() == ctxt 160 ( 0.00%) && expr.span.ctxt() == ctxt . { 288 ( 0.00%) handle_uninit_vec_pair(cx, ctxt, stmt1, expr); 4,776 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/uninit_vec.rs:clippy_lints::uninit_vec::handle_uninit_vec_pair (72x) . } . } . 1,179 ( 0.00%) if let (Some(stmt), Some(expr)) = (block.stmts.last(), block.expr) 428 ( 0.00%) && stmt.span.ctxt() == ctxt 428 ( 0.00%) && expr.span.ctxt() == ctxt . { 1,958 ( 0.00%) handle_uninit_vec_pair(cx, ctxt, stmt, expr); 18,627 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/uninit_vec.rs:clippy_lints::uninit_vec::handle_uninit_vec_pair (178x) . } . } 10,360 ( 0.00%) } . } . 2,500 ( 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>, . ) { 500 ( 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", . ); . } . } 2,000 ( 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> { 1,122 ( 0.00%) match stmt.kind { . StmtKind::Let(local) => { 552 ( 0.00%) if let Some(init_expr) = local.init 1,462 ( 0.00%) && let PatKind::Binding(_, hir_id, _, None) = local.pat.kind 910 ( 0.00%) && let Some(init_kind) = get_vec_init_kind(cx, init_expr) 12,646 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::get_vec_init_kind (182x) . { . return Some(TargetVec { . location: VecLocation::Local(hir_id), . init_kind: Some(init_kind), . }); . } . }, 316 ( 0.00%) StmtKind::Expr(expr) | StmtKind::Semi(expr) => match expr.kind { 4 ( 0.00%) ExprKind::Assign(lhs, rhs, _span) => { 10 ( 0.00%) if let Some(init_kind) = get_vec_init_kind(cx, rhs) { 38 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::get_vec_init_kind (2x) . return Some(TargetVec { . location: VecLocation::Expr(lhs), . init_kind: Some(init_kind), . }); . } . }, 76 ( 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() 6 ( 0.00%) .expr_ty(self_expr) 240 ( 0.00%) => ???:::expr_ty (6x) . .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() }` -- line 205 ---------------------------------------- 11,309 ( 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 64,835 ( 0.00%) if let ExprKind::If(cond, then, r#else) = expr.kind 290 ( 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. 2 ( 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(); 14 ( 0.00%) if !eq.eq_expr(SyntaxContext::root(), divisor, divisor) { 1,510 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr (2x) . return; . } . . let mut division_spans = Vec::new(); 2 ( 0.00%) let mut first_use = None; . 22 ( 0.00%) let found_early_use = for_each_expr_without_closures(block, |e| { 18,673 ( 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}> (2x) 540 ( 0.00%) if let ExprKind::Binary(binop, lhs, rhs) = e.kind . && 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 80 ---------------------------------------- -- 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) 630 ( 0.00%) } else if eq.eq_expr(SyntaxContext::root(), e, divisor) { 508 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:::eq_expr (2x) 2 ( 0.00%) if first_use.is_none() { 2 ( 0.00%) first_use = Some(UseKind::Other); . return ControlFlow::Break(()); . } . ControlFlow::<(), _>::Continue(Descend::Yes) . } else { . ControlFlow::<(), _>::Continue(Descend::Yes) . } . }); . 4 ( 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`"); . }); 2 ( 0.00%) } 257,600 ( 0.02%) } . } . . #[derive(Copy, Clone, Eq, PartialEq)] . enum UseKind { . Division, . Other, . } . . fn divisor_from_condition<'tcx>(cond: &'tcx Expr<'tcx>) -> Option<(&'tcx Expr<'tcx>, NonZeroBranch)> { 235 ( 0.00%) let ExprKind::Binary(binop, lhs, rhs) = cond.kind else { . return None; . }; . 87 ( 0.00%) match binop.node { 2 ( 0.00%) 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)), 1 ( 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>> { 4 ( 0.00%) match branch { 4 ( 0.00%) NonZeroBranch::Then => match then.kind { . ExprKind::Block(block, _) => Some(block), . _ => None, . }, . 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 { 10 ( 0.00%) matches!(cx.typeck_results().expr_ty(expr).peel_refs().kind(), ty::Uint(_)) 80 ( 0.00%) => ???:::expr_ty (2x) . } 45 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/literal_representation.rs -------------------------------------------------------------------------------- Ir -- line 201 ---------------------------------------- . } . } . . pub struct LiteralDigitGrouping { . lint_fraction_readability: bool, . } . . impl EarlyLintPass for LiteralDigitGrouping { 212,562 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { . // `NumericLiteral::from_lit_kind` only accepts integer and float literals. 62,592 ( 0.00%) if let ExprKind::Lit(lit) = expr.kind 5,580 ( 0.00%) && matches!(lit.kind, token::LitKind::Integer | token::LitKind::Float) 244 ( 0.00%) && !expr.span.in_external_macro(cx.sess().source_map()) . { . self.check_lit(cx, lit, expr.span); . } 242,928 ( 0.02%) } . } . . // Length of each UUID hyphenated group in hex digits. . const UUID_GROUP_LENS: [usize; 5] = [8, 4, 4, 4, 12]; . . impl LiteralDigitGrouping { . pub fn new(conf: &'static Conf) -> Self { . Self { 2 ( 0.00%) lint_fraction_readability: conf.unreadable_literal_lint_fractions, . } . } . . fn check_lit(&self, cx: &EarlyContext<'_>, lit: token::Lit, span: Span) { 259 ( 0.00%) if let Some(src) = span.get_text(cx) 296 ( 0.00%) && let Ok(lit_kind) = LitKind::from_token_lit(lit) 5,146 ( 0.00%) => ???:::from_token_lit (37x) 777 ( 0.00%) && let Some(mut num_lit) = NumericLiteral::from_lit_kind(&src, &lit_kind) 5,452 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/numeric_literal.rs:::from_lit_kind (37x) 925 ( 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:::deref (37x) . { . if !Self::check_for_mistyped_suffix(cx, span, &mut num_lit) { . return; . } . . if Self::is_literal_uuid_formatted(&num_lit) { . return; . } . 111 ( 0.00%) let result = (|| { . let integral_group_size = Self::get_group_size(num_lit.integer.split('_'), num_lit.radix, true)?; 111 ( 0.00%) if let Some(fraction) = num_lit.fraction { . let fractional_group_size = . Self::get_group_size(fraction.rsplit('_'), num_lit.radix, self.lint_fraction_readability)?; . . let consistent = Self::parts_consistent( . integral_group_size, . fractional_group_size, . num_lit.integer.len(), . fraction.len(), -- line 253 ---------------------------------------- -- line 272 ---------------------------------------- . warning_type.display(&num_lit, cx, span); . } . } . } . } . . // Returns `false` if the check fails . fn check_for_mistyped_suffix(cx: &EarlyContext<'_>, span: Span, num_lit: &mut NumericLiteral<'_>) -> bool { 37 ( 0.00%) if num_lit.suffix.is_some() { . return true; . } . 108 ( 0.00%) let (part, mistyped_suffixes, is_float) = if let Some((_, exponent)) = &mut num_lit.exponent { . (exponent, &["32", "64"][..], true) 36 ( 0.00%) } else if num_lit.fraction.is_some() { . return true; . } else { . (&mut num_lit.integer, &["8", "16", "32", "64"][..], false) . }; . 72 ( 0.00%) let mut split = part.rsplit('_'); 72 ( 0.00%) let last_group = split.next().expect("At least one group"); 36 ( 0.00%) if split.next().is_some() && mistyped_suffixes.contains(&last_group) { . let main_part = &part[..part.len() - last_group.len()]; . let missing_char; . if is_float { . missing_char = 'f'; . } else { . let radix = match num_lit.radix { . Radix::Binary => 2, . Radix::Octal => 8, -- line 302 ---------------------------------------- -- line 386 ---------------------------------------- . groups: impl Iterator, . radix: Radix, . lint_unreadable: bool, . ) -> Result, WarningType> { . let mut groups = groups.map(str::len); . . let first = groups.next().expect("At least one group"); . 74 ( 0.00%) if (radix == Radix::Binary || radix == Radix::Octal || radix == Radix::Hexadecimal) . && let Some(second_size) = groups.next() . && (!groups.all(|i| i == second_size) || first > second_size) . { . return Err(WarningType::UnusualByteGroupings); . } . . if let Some(second) = groups.next() { . if !groups.all(|x| x == second) || first > second { . Err(WarningType::InconsistentDigitGrouping) . } else if second > 4 { . Err(WarningType::LargeDigitGroups) . } else { . Ok(Some(second)) . } 74 ( 0.00%) } else if first > 5 && lint_unreadable { . Err(WarningType::UnreadableLiteral) . } else { . Ok(None) . } . } . } . . pub struct DecimalLiteralRepresentation { . threshold: u64, . } . . impl EarlyLintPass for DecimalLiteralRepresentation { 212,562 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { . // Only integer tokens can produce `LitKind::Int`. 60,732 ( 0.00%) if let ExprKind::Lit(lit) = expr.kind . && lit.kind == token::LitKind::Integer 183 ( 0.00%) && !expr.span.in_external_macro(cx.sess().source_map()) . { 185 ( 0.00%) self.check_lit(cx, lit, expr.span); . } 242,928 ( 0.02%) } . } . . impl DecimalLiteralRepresentation { . pub fn new(conf: &'static Conf) -> Self { . Self { 2 ( 0.00%) threshold: conf.literal_representation_threshold, . } . } . fn check_lit(&self, cx: &EarlyContext<'_>, lit: token::Lit, span: Span) { . // Lint integral literals. 259 ( 0.00%) if let Ok(lit_kind) = LitKind::from_token_lit(lit) 5,146 ( 0.00%) => ???:::from_token_lit (37x) 148 ( 0.00%) && let LitKind::Int(val, _) = lit_kind 37 ( 0.00%) && val >= u128::from(self.threshold) . && let Some(src) = span.get_text(cx) . && let Some(num_lit) = NumericLiteral::from_lit_kind(&src, &lit_kind) . && num_lit.radix == Radix::Decimal . { . let hex = format!("{val:#X}"); . let num_lit = NumericLiteral::new(&hex, num_lit.suffix, false); . let _: Result<(), ()> = Self::do_lint(num_lit.integer).map_err(|warning_type| { . warning_type.display(&num_lit, cx, span); -- line 451 ---------------------------------------- 575 ( 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 { 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 64,400 ( 0.00%) if !expr.span.from_expansion() . && let Some(if_expr) = If::hir(expr) . && let Some(r#else) = if_expr.r#else 143 ( 0.00%) && let ExprKind::Binary(op, rhs, lhs) = if_expr.cond.kind 66 ( 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); . }, . ); . } 257,600 ( 0.02%) } . } . . 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)> { . let is_int = |ty: Ty<'_>| matches!(ty.kind(), ty::Uint(_) | ty::Int(_)) && self.msrv.meets(cx, msrvs::ABS_DIFF); . let is_duration = -- line 102 ---------------------------------------- 11 ( 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 { 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { . if let Some(higher::If { cond, then, .. }) = higher::If::hir(expr) 304 ( 0.00%) && let ExprKind::MethodCall(_, target_arg, [pattern], _) = cond.kind 28 ( 0.00%) && let ExprKind::Path(target_path) = &target_arg.kind 15 ( 0.00%) && let Some(method_def_id) = cx.typeck_results().type_dependent_def_id(cond.hir_id) 153 ( 0.00%) => ???:::type_dependent_def_id (3x) . { 24 ( 0.00%) let strip_kind = match cx.tcx.get_diagnostic_name(method_def_id) { 159 ( 0.00%) => ???:::get_diagnostic_name (3x) . Some(sym::str_starts_with) => StripKind::Prefix, . Some(sym::str_ends_with) => StripKind::Suffix, . _ => return, . }; . let target_res = cx.qpath_res(target_path, target_arg.hir_id); . if target_res == Res::Err { . return; . } -- line 85 ---------------------------------------- -- line 144 ---------------------------------------- . ) . .collect(), . app, . ); . }, . ); . } . } 257,600 ( 0.02%) } . } . . // 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 ---------------------------------------- 6 ( 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]; . 72 ( 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); 45 ( 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 { 12 ( 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); 36 ( 0.00%) self.span.ctxt().hash(state); . } . } . . impl fmt::Debug for Ident { . fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { . fmt::Display::fmt(self, f)?; . fmt::Debug::fmt(&self.span.ctxt(), f) . } -- line 2525 ---------------------------------------- -- 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`. 1,222 ( 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 { 205 ( 0.00%) with_session_globals(|session_globals| session_globals.symbol_interner.intern_str(str)) 1,891 ( 0.00%) => ???:::intern_str (15x) . } . . /// 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 { 23,569 ( 0.00%) std::mem::transmute::<&str, &str>(session_globals.symbol_interner.get_str(*self)) 308 ( 0.00%) => ???:::get_str (11x) . }) . } . . pub fn as_u32(self) -> u32 { . self.0.as_u32() . } . . pub fn is_empty(self) -> bool { -- line 2700 ---------------------------------------- 2,563 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/lib.rs -------------------------------------------------------------------------------- Ir -- line 128 ---------------------------------------- . /// Methods on `Vec` that also exists on slices. . pub const VEC_METHODS_SHADOWING_SLICE_METHODS: [Symbol; 3] = [sym::as_ptr, sym::is_empty, sym::len]; . . #[macro_export] . macro_rules! extract_msrv_attr { . () => { . fn check_attributes(&mut self, cx: &rustc_lint::EarlyContext<'_>, attrs: &[rustc_ast::ast::Attribute]) { . let sess = rustc_lint::LintContext::sess(cx); 823,986 ( 0.06%) self.msrv.check_attributes(attrs); 522,828 ( 0.04%) => /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 (160,428x) . } . . fn check_attributes_post(&mut self, cx: &rustc_lint::EarlyContext<'_>, attrs: &[rustc_ast::ast::Attribute]) { . let sess = rustc_lint::LintContext::sess(cx); 783,879 ( 0.05%) self.msrv.check_attributes_post(attrs); 522,828 ( 0.04%) => /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 (160,428x) . } . }; . } . . /// If the given expression is a local binding, find the initializer expression. . /// If that initializer expression is another local binding, find its initializer again. . /// . /// This process repeats as long as possible (but usually no more than once). Initializer -- line 149 ---------------------------------------- -- line 160 ---------------------------------------- . /// . /// // or... . /// let abc = 1; . /// let def = abc + 2; . /// // ^^^^^^^ output . /// dbg!(def); . /// // ^^^ input . /// ``` 1,860 ( 0.00%) pub fn expr_or_init<'a, 'b, 'tcx: 'b>(cx: &LateContext<'tcx>, mut expr: &'a Expr<'b>) -> &'a Expr<'b> { . while let Some(init) = expr . .res_local_id() . .and_then(|id| find_binding_init(cx, id)) . .filter(|init| cx.typeck_results().expr_adjustments(init).is_empty()) . { . expr = init; . } . expr 1,116 ( 0.00%) } . . /// Finds the initializer expression for a local binding. Returns `None` if the binding is mutable. . /// . /// By only considering immutable bindings, we guarantee that the returned expression represents the . /// value of the binding wherever it is referenced. . /// . /// Example: For `let x = 1`, if the `HirId` of `x` is provided, the `Expr` `1` is returned. . /// Note: If you have an expression that references a binding `x`, use `path_to_local` to get the . /// canonical binding `HirId`. 12 ( 0.00%) pub fn find_binding_init<'tcx>(cx: &LateContext<'tcx>, hir_id: HirId) -> Option<&'tcx Expr<'tcx>> { 18 ( 0.00%) if let Node::Pat(pat) = cx.tcx.hir_node(hir_id) 124 ( 0.00%) => ???:::hir_node (2x) 12 ( 0.00%) && matches!(pat.kind, PatKind::Binding(BindingMode::NONE, ..)) 13 ( 0.00%) && let Node::LetStmt(local) = cx.tcx.parent_hir_node(hir_id) 216 ( 0.00%) => ???:::parent_hir_node (2x) . { 1 ( 0.00%) return local.init; . } . None 10 ( 0.00%) } . . /// Checks if the given local has an initializer or is from something other than a `let` statement . /// . /// e.g. returns true for `x` in `fn f(x: usize) { .. }` and `let x = 1;` but false for `let x;` . pub fn local_is_initialized(cx: &LateContext<'_>, local: HirId) -> bool { . for (_, node) in cx.tcx.hir_parent_iter(local) { . match node { . Node::Pat(..) | Node::PatField(..) => {}, -- line 203 ---------------------------------------- -- line 216 ---------------------------------------- . /// `tcx.hir_is_inside_const_context(_)`. . /// . /// Do not call this unless the `LateContext` has an enclosing body. For release build this case . /// will safely return `false`, but debug builds will ICE. Note that `check_expr`, `check_block`, . /// `check_pat` and a few other entry points will always have an enclosing body. Some entry points . /// like `check_path` or `check_ty` may or may not have one. . pub fn is_in_const_context(cx: &LateContext<'_>) -> bool { . debug_assert!(cx.enclosing_body.is_some(), "`LateContext` has no enclosing body"); 25,578 ( 0.00%) cx.enclosing_body.is_some_and(|id| { 12,789 ( 0.00%) cx.tcx 63,945 ( 0.00%) .hir_body_const_context(cx.tcx.hir_body_owner_def_id(id)) 2,445,177 ( 0.16%) => ???:::hir_body_const_context (12,789x) 1,569,079 ( 0.11%) => ???:::hir_body_owner_def_id (12,789x) . .is_some() . }) 12,789 ( 0.00%) } . . /// Returns `true` if the given `HirId` is inside an always constant context. . /// . /// This context includes: . /// * const/static items . /// * const blocks (or inline consts) . /// * associated constants 356 ( 0.00%) pub fn is_inside_always_const_context(tcx: TyCtxt<'_>, hir_id: HirId) -> bool { . use rustc_hir::ConstContext::{Const, ConstFn, Static}; 1,424 ( 0.00%) let Some(ctx) = tcx.hir_body_const_context(tcx.hir_enclosing_body_owner(hir_id)) else { 102,756 ( 0.01%) => ???:::hir_enclosing_body_owner (178x) 34,437 ( 0.00%) => ???:::hir_body_const_context (178x) . return false; . }; . match ctx { . ConstFn => false, . Static(_) . | Const { . allow_const_fn_promotion: _, . } => true, . } 356 ( 0.00%) } . . /// Checks if `{ctor_call_id}(...)` is `{enum_item}::{variant_name}(...)`. . pub fn is_enum_variant_ctor( . cx: &LateContext<'_>, . enum_item: Symbol, . variant_name: Symbol, . ctor_call_id: DefId, . ) -> bool { -- line 257 ---------------------------------------- -- line 277 ---------------------------------------- . }, . _ => did, . }; . . cx.tcx.is_diagnostic_item(item, did) . } . . /// Checks if the `DefId` matches the given `LangItem` or it's constructor. 320 ( 0.00%) pub fn is_lang_item_or_ctor(cx: &LateContext<'_>, did: DefId, item: LangItem) -> bool { 224 ( 0.00%) let did = match cx.tcx.def_kind(did) { . DefKind::Ctor(..) => cx.tcx.parent(did), . // Constructors for types in external crates seem to have `DefKind::Variant` . DefKind::Variant => match cx.tcx.opt_parent(did) { . Some(did) if matches!(cx.tcx.def_kind(did), DefKind::Variant) => did, . _ => did, . }, . _ => did, . }; . 64 ( 0.00%) cx.tcx.lang_items().get(item) == Some(did) 1,280 ( 0.00%) => ???:::lang_items (32x) 256 ( 0.00%) } . . /// Checks is `expr` is `None` . pub fn is_none_expr(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 36 ( 0.00%) expr.basic_res().ctor_parent(cx).is_lang_item(cx, OptionNone) 770 ( 0.00%) } . . /// If `expr` is `Some(inner)`, returns `inner` 50 ( 0.00%) pub fn as_some_expr<'tcx>(cx: &LateContext<'_>, expr: &'tcx Expr<'tcx>) -> Option<&'tcx Expr<'tcx>> { 121 ( 0.00%) if let ExprKind::Call(e, [arg]) = expr.kind 30 ( 0.00%) && e.basic_res().ctor_parent(cx).is_lang_item(cx, OptionSome) . { . Some(arg) . } else { . None . } 50 ( 0.00%) } . . /// Check if the given `Expr` is an empty block (i.e. `{}`) or not. . pub fn is_empty_block(expr: &Expr<'_>) -> bool { . matches!( . expr.kind, . ExprKind::Block( . Block { . stmts: [], -- line 321 ---------------------------------------- -- line 324 ---------------------------------------- . }, . _, . ) . ) . } . . /// Checks if `expr` is an empty block or an empty tuple. . pub fn is_unit_expr(expr: &Expr<'_>) -> bool { 498 ( 0.00%) matches!( 332 ( 0.00%) expr.kind, . ExprKind::Block( . Block { . stmts: [], . expr: None, . .. . }, . _ 2 ( 0.00%) ) | ExprKind::Tup([]) . ) . } . . /// Checks if given pattern is a wildcard (`_`) . pub fn is_wild(pat: &Pat<'_>) -> bool { 148 ( 0.00%) matches!(pat.kind, PatKind::Wild) . } . . /// If `pat` is: . /// - `Some(inner)`, returns `inner` . /// - it will _usually_ contain just one element, but could have two, given patterns like . /// `Some(inner, ..)` or `Some(.., inner)` . /// - `Some`, returns `[]` . /// - otherwise, returns `None` 138 ( 0.00%) pub fn as_some_pattern<'a, 'hir>(cx: &LateContext<'_>, pat: &'a Pat<'hir>) -> Option<&'a [Pat<'hir>]> { 112 ( 0.00%) if let PatKind::TupleStruct(ref qpath, inner, _) = pat.kind 44 ( 0.00%) && cx 110 ( 0.00%) .qpath_res(qpath, pat.hir_id) 506 ( 0.00%) => ???:::qpath_res (22x) 22 ( 0.00%) .ctor_parent(cx) . .is_lang_item(cx, OptionSome) . { . Some(inner) . } else { . None . } 184 ( 0.00%) } . . /// Checks if the `pat` is `None`. . pub fn is_none_pattern(cx: &LateContext<'_>, pat: &Pat<'_>) -> bool { 1,915 ( 0.00%) matches!(pat.kind, 90 ( 0.00%) PatKind::Expr(PatExpr { kind: PatExprKind::Path(qpath), .. }) 522 ( 0.00%) if cx.qpath_res(qpath, pat.hir_id).ctor_parent(cx).is_lang_item(cx, OptionNone)) 2,616 ( 0.00%) => ???:::qpath_res (84x) 759 ( 0.00%) } . . /// Checks if `arm` has the form `None => None`. 372 ( 0.00%) pub fn is_none_arm(cx: &LateContext<'_>, arm: &Arm<'_>) -> bool { 74 ( 0.00%) is_none_pattern(cx, arm.pat) . && matches!( 6 ( 0.00%) peel_blocks(arm.body).kind, . ExprKind::Path(qpath) . if cx.qpath_res(&qpath, arm.body.hir_id).ctor_parent(cx).is_lang_item(cx, OptionNone) . ) 434 ( 0.00%) } . . /// Checks if the given `QPath` belongs to a type alias. . pub fn is_ty_alias(qpath: &QPath<'_>) -> bool { 1,902 ( 0.00%) match *qpath { 12,005 ( 0.00%) QPath::Resolved(_, path) => matches!(path.res, Res::Def(DefKind::TyAlias | DefKind::AssocTy, ..)), 144 ( 0.00%) QPath::TypeRelative(ty, _) if let TyKind::Path(qpath) = ty.kind => is_ty_alias(&qpath), 256 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_ty_alias'2 (16x) . QPath::TypeRelative(..) => false, . } 951 ( 0.00%) } . . /// Checks if the `def_id` belongs to a function that is part of a trait impl. . pub fn is_def_id_trait_method(cx: &LateContext<'_>, def_id: LocalDefId) -> bool { . if let Node::Item(item) = cx.tcx.parent_hir_node(cx.tcx.local_def_id_to_hir_id(def_id)) . && let ItemKind::Impl(imp) = item.kind . { . imp.of_trait.is_some() . } else { . false . } . } . . pub fn last_path_segment<'tcx>(path: &QPath<'tcx>) -> &'tcx PathSegment<'tcx> { 2,976 ( 0.00%) match *path { 2,976 ( 0.00%) QPath::Resolved(_, path) => path.segments.last().expect("A path must have at least one segment"), . QPath::TypeRelative(_, seg) => seg, . } 1,465 ( 0.00%) } . . pub fn qpath_generic_tys<'tcx>(qpath: &QPath<'tcx>) -> impl Iterator> { 23 ( 0.00%) last_path_segment(qpath) . .args . .map_or(&[][..], |a| a.args) . .iter() 69 ( 0.00%) .filter_map(|a| match a { . GenericArg::Type(ty) => Some(ty.as_unambig_ty()), . _ => None, . }) 23 ( 0.00%) } . . /// If the expression is a path to a local (with optional projections), . /// returns the canonical `HirId` of the local. . /// . /// For example, `x.field[0].field2` would return the `HirId` of `x`. . pub fn path_to_local_with_projections(expr: &Expr<'_>) -> Option { . match expr.kind { . ExprKind::Field(recv, _) | ExprKind::Index(recv, _, _) => path_to_local_with_projections(recv), -- line 430 ---------------------------------------- -- line 448 ---------------------------------------- . /// impl std::ops::Add for Point { . /// type Output = Self; . /// . /// fn add(self, other: Self) -> Self { . /// Point(0, 0) . /// } . /// } . /// ``` 2,464 ( 0.00%) pub fn trait_ref_of_method<'tcx>(cx: &LateContext<'tcx>, owner: OwnerId) -> Option<&'tcx TraitRef<'tcx>> { 2,156 ( 0.00%) if let Node::Item(item) = cx.tcx.hir_node(cx.tcx.hir_owner_parent(owner)) 19,096 ( 0.00%) => ???:::hir_node (308x) 616 ( 0.00%) && let ItemKind::Impl(impl_) = &item.kind 308 ( 0.00%) && let Some(of_trait) = impl_.of_trait . { . return Some(&of_trait.trait_ref); . } . None 2,464 ( 0.00%) } . . /// This method will return tuple of projection stack and root of the expression, . /// used in `can_mut_borrow_both`. . /// . /// For example, if `e` represents the `v[0].a.b[x]` . /// this method will return a tuple, composed of a `Vec` . /// containing the `Expr`s for `v[0], v[0].a, v[0].a.b, v[0].a.b[x]` . /// and an `Expr` for root of them, `v` -- line 472 ---------------------------------------- -- line 561 ---------------------------------------- . { . return Some(adt.did()) == cx.tcx.lang_items().string() . || (cx.tcx.get_diagnostic_name(adt.did())).is_some_and(|adt_name| std_types_symbols.contains(&adt_name)); . } . false . } . . /// Returns true if the expr is equal to `Default::default` when evaluated. 80 ( 0.00%) pub fn is_default_equivalent_call( . cx: &LateContext<'_>, . repl_func: &Expr<'_>, . whole_call_expr: Option<&Expr<'_>>, . ) -> bool { 32 ( 0.00%) if let ExprKind::Path(ref repl_func_qpath) = repl_func.kind . && let Some(repl_def) = cx.qpath_res(repl_func_qpath, repl_func.hir_id).opt_def(cx) . && (repl_def.assoc_fn_parent(cx).is_diag_item(cx, sym::Default) . || is_default_equivalent_ctor(cx, repl_def.1, repl_func_qpath)) . { . return true; . } . . // Get the type of the whole method call expression, find the exact method definition, look at . // its body and check if it is similar to the corresponding `Default::default()` body. 16 ( 0.00%) let Some(e) = whole_call_expr else { return false }; . let Some(default_fn_def_id) = cx.tcx.get_diagnostic_item(sym::default_fn) else { . return false; . }; . let Some(ty) = cx.tcx.typeck(e.hir_id.owner.def_id).expr_ty_adjusted_opt(e) else { . return false; . }; . let args = rustc_ty::GenericArgs::for_item(cx.tcx, default_fn_def_id, |param, _| { . if let rustc_ty::GenericParamDefKind::Lifetime = param.kind { -- line 592 ---------------------------------------- -- line 651 ---------------------------------------- . { . return true; . }, . _ => {}, . } . } . } . false 64 ( 0.00%) } . . /// Returns true if the expr is equal to `Default::default()` of its type when evaluated. . /// . /// It doesn't cover all cases, like struct literals, but it is a close approximation. . pub fn is_default_equivalent(cx: &LateContext<'_>, e: &Expr<'_>) -> bool { . match &e.kind { . ExprKind::Lit(lit) => match lit.node { . LitKind::Bool(false) | LitKind::Int(Pu128(0), _) => true, -- line 667 ---------------------------------------- -- line 786 ---------------------------------------- . // TODO: check if the local has been partially moved. Assume it has for now. . false . }, . _ => true, . } . } . . /// How a local is captured by a closure 3 ( 0.00%) #[derive(Debug, Clone, Copy, PartialEq, Eq)] . pub enum CaptureKind { . Value, . Use, . Ref(Mutability), . } . impl CaptureKind { . pub fn is_imm_ref(self) -> bool { . self == Self::Ref(Mutability::Not) -- line 802 ---------------------------------------- -- line 820 ---------------------------------------- . } . } . . /// Given an expression referencing a local, determines how it would be captured in a closure. . /// . /// Note as this will walk up to parent expressions until the capture can be determined it should . /// only be used while making a closure somewhere a value is consumed. e.g. a block, match arm, or . /// function argument (other than a receiver). 54 ( 0.00%) pub fn capture_local_usage(cx: &LateContext<'_>, e: &Expr<'_>) -> CaptureKind { . fn pat_capture_kind(cx: &LateContext<'_>, pat: &Pat<'_>) -> CaptureKind { . let mut capture = CaptureKind::Ref(Mutability::Not); . pat.each_binding_or_first(&mut |_, id, span, _| match cx . .typeck_results() . .extract_binding_mode(cx.sess(), id, span) . .0 . { . ByRef::No if !is_copy(cx, cx.typeck_results().node_type(id)) => { -- line 836 ---------------------------------------- -- line 847 ---------------------------------------- . debug_assert!(matches!( . e.kind, . ExprKind::Path(QPath::Resolved(None, Path { res: Res::Local(_), .. })) . )); . . let mut capture = CaptureKind::Value; . let mut capture_expr_ty = e; . 66 ( 0.00%) for (parent, child_id) in hir_parent_with_src_iter(cx.tcx, e.hir_id) { 30 ( 0.00%) if let [ . Adjustment { . kind: Adjust::Deref(_) | Adjust::Borrow(AutoBorrow::Ref(..)), . target, . }, . ref adjust @ .., 20 ( 0.00%) ] = *cx . .typeck_results() . .adjustments() . .get(child_id) . .map_or(&[][..], |x| &**x) 16 ( 0.00%) && let rustc_ty::RawPtr(_, mutability) | rustc_ty::Ref(_, _, mutability) = 4 ( 0.00%) *adjust.last().map_or(target, |a| a.target).kind() . { . return CaptureKind::Ref(mutability); . } . 4 ( 0.00%) match parent { 11 ( 0.00%) Node::Expr(e) => match e.kind { . ExprKind::AddrOf(_, mutability, _) => return CaptureKind::Ref(mutability), . ExprKind::Index(..) | ExprKind::Unary(UnOp::Deref, _) => capture = CaptureKind::Ref(Mutability::Not), 2 ( 0.00%) ExprKind::Assign(lhs, ..) | ExprKind::AssignOp(_, lhs, _) if lhs.hir_id == child_id => { . return CaptureKind::Ref(Mutability::Mut); . }, . ExprKind::Field(..) => { . if capture == CaptureKind::Value { . capture_expr_ty = e; . } . }, . ExprKind::Let(let_expr) => { -- line 885 ---------------------------------------- -- line 905 ---------------------------------------- . Node::LetStmt(l) => match pat_capture_kind(cx, l.pat) { . CaptureKind::Value | CaptureKind::Use => break, . capture @ CaptureKind::Ref(_) => return capture, . }, . _ => break, . } . } . 6 ( 0.00%) if capture == CaptureKind::Value && is_copy(cx, cx.typeck_results().expr_ty(capture_expr_ty)) { 40 ( 0.00%) => ???:::expr_ty (1x) . // Copy types are never automatically captured by value. . CaptureKind::Ref(Mutability::Not) . } else { . capture . } 54 ( 0.00%) } . . /// Checks if the expression can be moved into a closure as is. This will return a list of captures . /// if so, otherwise, `None`. 90 ( 0.00%) pub fn can_move_expr_to_closure<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) -> Option> { . struct V<'cx, 'tcx> { . cx: &'cx LateContext<'tcx>, . // Stack of potential break targets contained in the expression. . loops: Vec, . /// Local variables created in the expression. These don't need to be captured. . locals: HirIdSet, . /// Whether this expression can be turned into a closure. . allow_closure: bool, . /// Locals which need to be captured, and whether they need to be by value, reference, or . /// mutable reference. . captures: HirIdMap, . } . impl<'tcx> Visitor<'tcx> for V<'_, 'tcx> { 126 ( 0.00%) fn visit_expr(&mut self, e: &'tcx Expr<'_>) { 36 ( 0.00%) if !self.allow_closure { . return; . } . 90 ( 0.00%) match e.kind { . ExprKind::Path(QPath::Resolved(None, &Path { res: Res::Local(l), .. })) => { . if !self.locals.contains(&l) { . let cap = capture_local_usage(self.cx, e); . self.captures.entry(l).and_modify(|e| *e |= cap).or_insert(cap); . } . }, 18 ( 0.00%) ExprKind::Closure(closure) => { 90 ( 0.00%) for capture in self.cx.typeck_results().closure_min_captures_flattened(closure.def_id) { 276 ( 0.00%) => ???:::closure_min_captures_flattened (18x) 18 ( 0.00%) let local_id = match capture.place.base { . PlaceBase::Local(id) => id, . PlaceBase::Upvar(var) => var.var_path.hir_id, . _ => continue, . }; 2 ( 0.00%) if !self.locals.contains(&local_id) { 22 ( 0.00%) let capture = match capture.info.capture_kind { . UpvarCapture::ByValue => CaptureKind::Value, . UpvarCapture::ByUse => CaptureKind::Use, 4 ( 0.00%) UpvarCapture::ByRef(kind) => match kind { . BorrowKind::Immutable => CaptureKind::Ref(Mutability::Not), . BorrowKind::UniqueImmutable | BorrowKind::Mutable => { . CaptureKind::Ref(Mutability::Mut) . }, . }, . }; . self.captures . .entry(local_id) -- line 968 ---------------------------------------- -- line 976 ---------------------------------------- . self.visit_block(b); . self.loops.pop(); . }, . _ => { . self.allow_closure &= can_move_expr_to_closure_no_visit(self.cx, e, &self.loops, &self.locals); . walk_expr(self, e); . }, . } 144 ( 0.00%) } . . fn visit_pat(&mut self, p: &'tcx Pat<'tcx>) { . p.each_binding_or_first(&mut |_, id, _, _| { . self.locals.insert(id); . }); . } . } . 324 ( 0.00%) let mut v = V { . cx, . loops: Vec::new(), . locals: HirIdSet::default(), . allow_closure: true, . captures: HirIdMap::default(), . }; 36 ( 0.00%) v.visit_expr(expr); 2,478 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:::visit_expr (18x) . v.allow_closure.then_some(v.captures) 108 ( 0.00%) } . . /// Arguments of a method: the receiver and all the additional arguments. . pub type MethodArguments<'tcx> = Vec<(&'tcx Expr<'tcx>, &'tcx [Expr<'tcx>])>; . . /// Returns the method names and argument list of nested method call expressions that make up . /// `expr`. method/span lists are sorted with the most recent call first. . pub fn method_calls<'tcx>(expr: &'tcx Expr<'tcx>, max_depth: usize) -> (Vec, MethodArguments<'tcx>, Vec) { . let mut method_names = Vec::with_capacity(max_depth); -- line 1010 ---------------------------------------- -- line 1030 ---------------------------------------- . } . . /// Matches an `Expr` against a chain of methods, and return the matched `Expr`s. . /// . /// For example, if `expr` represents the `.baz()` in `foo.bar().baz()`, . /// `method_chain_args(expr, &[sym::bar, sym::baz])` will return a `Vec` . /// containing the `Expr`s for . /// `.bar()` and `.baz()` 6,713 ( 0.00%) pub fn method_chain_args<'a>(expr: &'a Expr<'_>, methods: &[Symbol]) -> Option, &'a [Expr<'a>])>> { . let mut current = expr; . let mut matched = Vec::with_capacity(methods.len()); . for method_name in methods.iter().rev() { . // method chains are stored last -> first 2,058 ( 0.00%) if let ExprKind::MethodCall(path, receiver, args, _) = current.kind { 140 ( 0.00%) if path.ident.name == *method_name { . if receiver.span.from_expansion() || args.iter().any(|e| e.span.from_expansion()) { . return None; . } . matched.push((receiver, args)); // build up `matched` backwards . current = receiver; // go to parent expression . } else { . return None; . } . } else { . return None; . } . } . // Reverse `matched` so that it is in the same order as `methods`. . matched.reverse(); . Some(matched) 8,631 ( 0.00%) } . . /// Returns `true` if the provided `def_id` is an entrypoint to a program. 531 ( 0.00%) pub fn is_entrypoint_fn(cx: &LateContext<'_>, def_id: DefId) -> bool { 59 ( 0.00%) cx.tcx . .entry_fn(()) . .is_some_and(|(entry_fn_def_id, _)| def_id == entry_fn_def_id) 472 ( 0.00%) } . . /// Returns `true` if the expression is in the program's `#[panic_handler]`. . pub fn is_in_panic_handler(cx: &LateContext<'_>, e: &Expr<'_>) -> bool { . let parent = cx.tcx.hir_get_parent_item(e.hir_id); . Some(parent.to_def_id()) == cx.tcx.lang_items().panic_impl() . } . . /// Gets the name of the item the expression is in, if available. 77 ( 0.00%) pub fn parent_item_name(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option { 66 ( 0.00%) let parent_id = cx.tcx.hir_get_parent_item(expr.hir_id).def_id; 209 ( 0.00%) => ???:::hir_get_parent_item (11x) 73 ( 0.00%) match cx.tcx.hir_node_by_def_id(parent_id) { 10 ( 0.00%) Node::Item(item) => item.kind.ident().map(|ident| ident.name), 1 ( 0.00%) Node::TraitItem(TraitItem { ident, .. }) | Node::ImplItem(ImplItem { ident, .. }) => Some(ident.name), . _ => None, . } 88 ( 0.00%) } . . pub struct ContainsName<'a, 'tcx> { . pub cx: &'a LateContext<'tcx>, . pub name: Symbol, . } . . impl<'tcx> Visitor<'tcx> for ContainsName<'_, 'tcx> { . type Result = ControlFlow<()>; -- line 1091 ---------------------------------------- -- line 1108 ---------------------------------------- . pub fn contains_name<'tcx>(name: Symbol, expr: &'tcx Expr<'_>, cx: &LateContext<'tcx>) -> bool { . let mut cn = ContainsName { cx, name }; . cn.visit_expr(expr).is_break() . } . . /// Returns `true` if `expr` contains a return expression . pub fn contains_return<'tcx>(expr: impl Visitable<'tcx>) -> bool { . for_each_expr_without_closures(expr, |e| { 1 ( 0.00%) if matches!(e.kind, ExprKind::Ret(..)) { . ControlFlow::Break(()) . } else { . ControlFlow::Continue(()) . } . }) . .is_some() . } . . /// Gets the parent expression, if any –- this is useful to constrain a lint. 13,871 ( 0.00%) pub fn get_parent_expr<'tcx>(cx: &LateContext<'tcx>, e: &Expr<'_>) -> Option<&'tcx Expr<'tcx>> { 27,742 ( 0.00%) get_parent_expr_for_hir(cx, e.hir_id) 27,742 ( 0.00%) } . . /// This retrieves the parent for the given `HirId` if it's an expression. This is useful for . /// constraint lints 168 ( 0.00%) pub fn get_parent_expr_for_hir<'tcx>(cx: &LateContext<'tcx>, hir_id: HirId) -> Option<&'tcx Expr<'tcx>> { 55,708 ( 0.00%) match cx.tcx.parent_hir_node(hir_id) { 1,498,068 ( 0.10%) => ???:::parent_hir_node (13,871x) . Node::Expr(parent) => Some(parent), . _ => None, . } 112 ( 0.00%) } . . /// Gets the enclosing block, if any. 50 ( 0.00%) pub fn get_enclosing_block<'tcx>(cx: &LateContext<'tcx>, hir_id: HirId) -> Option<&'tcx Block<'tcx>> { 25 ( 0.00%) let enclosing_node = cx . .tcx 50 ( 0.00%) .hir_get_enclosing_scope(hir_id) 6,035 ( 0.00%) => ???:::hir_get_enclosing_scope (25x) 75 ( 0.00%) .map(|enclosing_id| cx.tcx.hir_node(enclosing_id)); 1,550 ( 0.00%) => ???:::hir_node (25x) 150 ( 0.00%) enclosing_node.and_then(|node| match node { . Node::Block(block) => Some(block), . Node::Item(&Item { . kind: ItemKind::Fn { body: eid, .. }, . .. . }) . | Node::ImplItem(&ImplItem { . kind: ImplItemKind::Fn(_, eid), . .. -- line 1153 ---------------------------------------- -- line 1156 ---------------------------------------- . kind: TraitItemKind::Fn(_, TraitFn::Provided(eid)), . .. . }) => match cx.tcx.hir_body(eid).value.kind { . ExprKind::Block(block, _) => Some(block), . _ => None, . }, . _ => None, . }) 75 ( 0.00%) } . . /// Returns the [`Closure`] enclosing `hir_id`, if any. . pub fn get_enclosing_closure<'tcx>(cx: &LateContext<'tcx>, hir_id: HirId) -> Option<&'tcx Closure<'tcx>> { . cx.tcx.hir_parent_iter(hir_id).find_map(|(_, node)| { . if let Node::Expr(expr) = node . && let ExprKind::Closure(closure) = expr.kind . { . Some(closure) -- line 1172 ---------------------------------------- -- line 1203 ---------------------------------------- . Node::Stmt(_) | Node::Block(_) | Node::LetStmt(_) | Node::Arm(_) | Node::ExprField(_) => (), . _ => break, . } . } . None . } . . /// Gets the parent node if it's an impl block. 6 ( 0.00%) pub fn get_parent_as_impl(tcx: TyCtxt<'_>, id: HirId) -> Option<&Impl<'_>> { 42 ( 0.00%) match tcx.hir_parent_iter(id).next() { . Some(( . _, . Node::Item(Item { . kind: ItemKind::Impl(imp), . .. . }), . )) => Some(imp), . _ => None, . } 12 ( 0.00%) } . . /// Removes blocks around an expression, only if the block contains just one expression . /// and no statements. Unsafe blocks are not removed. . /// . /// Examples: . /// * `{}` -> `{}` . /// * `{ x }` -> `x` . /// * `{{ x }}` -> `x` . /// * `{ x; }` -> `{ x; }` . /// * `{ x; y }` -> `{ x; y }` . /// * `{ unsafe { x } }` -> `unsafe { x }` . pub fn peel_blocks<'a>(mut expr: &'a Expr<'a>) -> &'a Expr<'a> { 1,442 ( 0.00%) while let ExprKind::Block( . Block { 897 ( 0.00%) stmts: [], . expr: Some(inner), . rules: BlockCheckMode::DefaultBlock, . .. . }, . _, 1,371 ( 0.00%) ) = expr.kind . { . expr = inner; . } . expr . } . . /// Removes blocks around an expression, only if the block contains just one expression . /// or just one expression statement with a semicolon. Unsafe blocks are not removed. -- line 1251 ---------------------------------------- -- line 1252 ---------------------------------------- . /// . /// Examples: . /// * `{}` -> `{}` . /// * `{ x }` -> `x` . /// * `{ x; }` -> `x` . /// * `{{ x; }}` -> `x` . /// * `{ x; y }` -> `{ x; y }` . /// * `{ unsafe { x } }` -> `unsafe { x }` 6 ( 0.00%) pub fn peel_blocks_with_stmt<'a>(mut expr: &'a Expr<'a>) -> &'a Expr<'a> { 1,576 ( 0.00%) while let ExprKind::Block( . Block { 1,554 ( 0.00%) stmts: [], . expr: Some(inner), . rules: BlockCheckMode::DefaultBlock, . .. . } . | Block { . stmts: . [ . Stmt { 46 ( 0.00%) kind: StmtKind::Expr(inner) | StmtKind::Semi(inner), . .. . }, . ], . expr: None, . rules: BlockCheckMode::DefaultBlock, . .. . }, . _, 679 ( 0.00%) ) = expr.kind . { 155 ( 0.00%) expr = inner; . } . expr 6 ( 0.00%) } . . /// Checks if the given expression is the else clause of either an `if` or `if let` expression. 891 ( 0.00%) pub fn is_else_clause(tcx: TyCtxt<'_>, expr: &Expr<'_>) -> bool { 594 ( 0.00%) let mut iter = tcx.hir_parent_iter(expr.hir_id); 804 ( 0.00%) match iter.next() { . Some(( . _, . Node::Expr(Expr { . kind: ExprKind::If(_, _, Some(else_expr)), . .. . }), . )) => else_expr.hir_id == expr.hir_id, . _ => false, . } 1,188 ( 0.00%) } . . /// Checks if the given expression is a part of `let else` . /// returns `true` for both the `init` and the `else` part . pub fn is_inside_let_else(tcx: TyCtxt<'_>, expr: &Expr<'_>) -> bool { . hir_parent_with_src_iter(tcx, expr.hir_id).any(|(node, child_id)| { . matches!( . node, . Node::LetStmt(LetStmt { -- line 1309 ---------------------------------------- -- line 1343 ---------------------------------------- . }) . } else { . false . } . } . . /// Checks whether the given expression is a constant literal of the given value. . pub fn is_integer_literal(expr: &Expr<'_>, value: u128) -> bool { 287 ( 0.00%) if let ExprKind::Lit(spanned) = expr.kind 28 ( 0.00%) && let LitKind::Int(v, _) = spanned.node . { . return v == value; . } . false . } . . /// Checks whether the given expression is an untyped integer literal. . pub fn is_integer_literal_untyped(expr: &Expr<'_>) -> bool { -- line 1360 ---------------------------------------- -- line 1380 ---------------------------------------- . . /// Returns `true` if the given `Expr` has been coerced before. . /// . /// Examples of coercions can be found in the Nomicon at . /// . . /// . /// See `rustc_middle::ty::adjustment::Adjustment` and `rustc_hir_analysis::check::coercion` for . /// more information on adjustments and coercions. 198 ( 0.00%) pub fn is_adjusted(cx: &LateContext<'_>, e: &Expr<'_>) -> bool { 132 ( 0.00%) cx.typeck_results().adjustments().get(e.hir_id).is_some() 264 ( 0.00%) } . . /// Returns the pre-expansion span if this comes from an expansion of the . /// macro `name`. . /// See also [`is_direct_expn_of`]. . #[must_use] 310,692 ( 0.02%) pub fn is_expn_of(mut span: Span, name: Symbol) -> Option { . loop { . if span.from_expansion() { . let data = span.ctxt().outer_expn_data(); 451,536 ( 0.03%) let new_span = data.call_site; . 898,302 ( 0.06%) if let ExpnKind::Macro(MacroKind::Bang, mac_name) = data.kind . && mac_name == name . { 80 ( 0.00%) return Some(new_span); . } . . span = new_span; . } else { 36,512 ( 0.00%) return None; . } . } 164,484 ( 0.01%) } . . /// Returns the pre-expansion span if the span directly comes from an expansion . /// of the macro `name`. . /// The difference with [`is_expn_of`] is that in . /// ```no_run . /// # macro_rules! foo { ($name:tt!$args:tt) => { $name!$args } } . /// # macro_rules! bar { ($e:expr) => { $e } } . /// foo!(bar!(42)); . /// ``` . /// `42` is considered expanded from `foo!` and `bar!` by `is_expn_of` but only . /// from `bar!` by `is_direct_expn_of`. . #[must_use] 2,349 ( 0.00%) pub fn is_direct_expn_of(span: Span, name: Symbol) -> Option { . if span.from_expansion() { . let data = span.ctxt().outer_expn_data(); 13 ( 0.00%) let new_span = data.call_site; . 342 ( 0.00%) if let ExpnKind::Macro(MacroKind::Bang, mac_name) = data.kind . && mac_name == name . { 26 ( 0.00%) return Some(new_span); . } . } . 248 ( 0.00%) None 1,305 ( 0.00%) } . . /// Convenience function to get the return type of a function. 217 ( 0.00%) pub fn return_ty<'tcx>(cx: &LateContext<'tcx>, fn_def_id: OwnerId) -> Ty<'tcx> { 31 ( 0.00%) let ret_ty = cx.tcx.fn_sig(fn_def_id).instantiate_identity().skip_norm_wip().output(); 124 ( 0.00%) cx.tcx.instantiate_bound_regions_with_erased(ret_ty) 837 ( 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:: (31x) 217 ( 0.00%) } . . /// Convenience function to get the nth argument type of a function. . pub fn nth_arg<'tcx>(cx: &LateContext<'tcx>, fn_def_id: OwnerId, nth: usize) -> Ty<'tcx> { . let arg = cx . .tcx . .fn_sig(fn_def_id) . .instantiate_identity() . .skip_norm_wip() -- line 1453 ---------------------------------------- -- line 1467 ---------------------------------------- . _ => false, . }; . } . false . } . . /// Returns `true` if a pattern is refutable. . // TODO: should be implemented using rustc/mir_build/thir machinery 240 ( 0.00%) pub fn is_refutable(cx: &LateContext<'_>, pat: &Pat<'_>) -> bool { . fn is_qpath_refutable(cx: &LateContext<'_>, qpath: &QPath<'_>, id: HirId) -> bool { 88 ( 0.00%) !matches!( 120 ( 0.00%) cx.qpath_res(qpath, id), 184 ( 0.00%) => ???:::qpath_res (8x) . Res::Def(DefKind::Struct, ..) | Res::Def(DefKind::Ctor(def::CtorOf::Struct, _), _) . ) . } . . fn are_refutable<'a, I: IntoIterator>>(cx: &LateContext<'_>, i: I) -> bool { 16 ( 0.00%) i.into_iter().any(|pat| is_refutable(cx, pat)) 552 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_refutable'2 (8x) . } . 184 ( 0.00%) match pat.kind { . PatKind::Missing => unreachable!(), . PatKind::Wild | PatKind::Never => false, // If `!` typechecked then the type is empty, so not refutable. 7 ( 0.00%) PatKind::Binding(_, _, _, pat) => pat.is_some_and(|pat| is_refutable(cx, pat)), . PatKind::Box(pat) | PatKind::Ref(pat, _, _) => is_refutable(cx, pat), . PatKind::Expr(PatExpr { 4 ( 0.00%) kind: PatExprKind::Path(qpath), . hir_id, . .. 8 ( 0.00%) }) => is_qpath_refutable(cx, qpath, *hir_id), . PatKind::Or(pats) => { . // TODO: should be the honest check, that pats is exhaustive set . are_refutable(cx, pats) . }, . PatKind::Tuple(pats, _) => are_refutable(cx, pats), 16 ( 0.00%) PatKind::Struct(ref qpath, fields, _) => { 32 ( 0.00%) is_qpath_refutable(cx, qpath, pat.hir_id) || are_refutable(cx, fields.iter().map(|field| field.pat)) . }, 12 ( 0.00%) PatKind::TupleStruct(ref qpath, pats, _) => { 20 ( 0.00%) is_qpath_refutable(cx, qpath, pat.hir_id) || are_refutable(cx, pats) . }, . PatKind::Slice(head, middle, tail) => { . match &cx.typeck_results().node_type(pat.hir_id).kind() { . rustc_ty::Slice(..) => { . // [..] is the only irrefutable slice pattern. . !head.is_empty() || middle.is_none() || !tail.is_empty() . }, . rustc_ty::Array(..) => are_refutable(cx, head.iter().chain(middle).chain(tail.iter())), -- line 1514 ---------------------------------------- -- line 1515 ---------------------------------------- . _ => { . // unreachable!() . true . }, . } . }, . PatKind::Expr(..) | PatKind::Range(..) | PatKind::Err(_) | PatKind::Deref(_) | PatKind::Guard(..) => true, . } 192 ( 0.00%) } . . /// If the pattern is an `or` pattern, call the function once for each sub pattern. Otherwise, call . /// the function once on the given pattern. . pub fn recurse_or_patterns<'tcx, F: FnMut(&'tcx Pat<'tcx>)>(pat: &'tcx Pat<'tcx>, mut f: F) { 92 ( 0.00%) if let PatKind::Or(pats) = pat.kind { . pats.iter().for_each(f); . } else { 80 ( 0.00%) f(pat); 4,766 ( 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} (40x) . } . } . . pub fn is_self(slf: &Param<'_>) -> bool { . if let PatKind::Binding(.., name, _) = slf.pat.kind { . name.name == kw::SelfLower . } else { . false -- line 1539 ---------------------------------------- -- line 1545 ---------------------------------------- . && let Res::SelfTyParam { .. } | Res::SelfTyAlias { .. } = path.res . { . return true; . } . false . } . . pub fn iter_input_pats<'tcx>(decl: &FnDecl<'_>, body: &'tcx Body<'_>) -> impl Iterator> { 815 ( 0.00%) (0..decl.inputs.len()).map(move |i| &body.params[i]) . } . . /// Checks if a given expression is a match expression expanded from the `?` . /// operator or the `try` macro. . pub fn is_try<'tcx>(cx: &LateContext<'_>, expr: &'tcx Expr<'tcx>) -> Option<&'tcx Expr<'tcx>> { . fn is_ok(cx: &LateContext<'_>, arm: &Arm<'_>) -> bool { . if let PatKind::TupleStruct(ref path, pat, ddpos) = arm.pat.kind . && ddpos.as_opt_usize().is_none() -- line 1561 ---------------------------------------- -- line 1603 ---------------------------------------- . /// of the expectations in `ids` . /// . /// This should only be used when the lint would otherwise be emitted, for a way to check if a lint . /// is allowed early to skip work see [`is_lint_allowed`] . /// . /// To emit at a lint at a different context than the one current see . /// [`span_lint_hir`](diagnostics::span_lint_hir) or . /// [`span_lint_hir_and_then`](diagnostics::span_lint_hir_and_then) 16 ( 0.00%) pub fn fulfill_or_allowed(cx: &LateContext<'_>, lint: &'static Lint, ids: impl IntoIterator) -> bool { . let mut suppress_lint = false; . . for id in ids { 16 ( 0.00%) let level_spec = cx.tcx.lint_level_spec_at_node(lint, id); 2,372 ( 0.00%) => ???:::lint_level_spec_at_node (4x) 16 ( 0.00%) if let Some(expectation) = level_spec.lint_id() { . cx.fulfill_expectation(expectation); . } . 10 ( 0.00%) match level_spec.level() { . Level::Allow | Level::Expect => suppress_lint = true, . Level::Warn | Level::ForceWarn | Level::Deny | Level::Forbid => {}, . } . } . . suppress_lint 16 ( 0.00%) } . . /// Returns `true` if the lint is allowed in the current context. This is useful for . /// skipping long running code when it's unnecessary . /// . /// This function should check the lint level for the same node, that the lint will . /// be emitted at. If the information is buffered to be emitted at a later point, please . /// make sure to use `span_lint_hir` functions to emit the lint. This ensures that . /// expectations at the checked nodes will be fulfilled. 16,420 ( 0.00%) pub fn is_lint_allowed(cx: &LateContext<'_>, lint: &'static Lint, id: HirId) -> bool { 8,210 ( 0.00%) cx.tcx.lint_level_spec_at_node(lint, id).is_allow() 7,741,062 ( 0.52%) => ???:::lint_level_spec_at_node (4,105x) 8,210 ( 0.00%) } . . pub fn strip_pat_refs<'hir>(mut pat: &'hir Pat<'hir>) -> &'hir Pat<'hir> { 21 ( 0.00%) while let PatKind::Ref(subpat, _, _) = pat.kind { . pat = subpat; . } . pat . } . . pub fn int_bits(tcx: TyCtxt<'_>, ity: IntTy) -> u64 { . Integer::from_int_ty(&tcx, ity).size().bits() . } -- line 1649 ---------------------------------------- -- line 1658 ---------------------------------------- . #[expect(clippy::cast_sign_loss)] . /// clip unused bytes . pub fn unsext(tcx: TyCtxt<'_>, u: i128, ity: IntTy) -> u128 { . let amt = 128 - int_bits(tcx, ity); . ((u as u128) << amt) >> amt . } . . /// clip unused bytes 11 ( 0.00%) pub fn clip(tcx: TyCtxt<'_>, u: u128, ity: UintTy) -> u128 { . let bits = Integer::from_uint_ty(&tcx, ity).size().bits(); . let amt = 128 - bits; 99 ( 0.00%) (u << amt) >> amt 33 ( 0.00%) } . . pub fn has_attr(attrs: &[hir::Attribute], symbol: Symbol) -> bool { . attrs.iter().any(|attr| attr.has_name(symbol)) . } . . pub fn has_repr_attr(cx: &LateContext<'_>, hir_id: HirId) -> bool { . find_attr!(cx.tcx, hir_id, Repr { .. }) . } -- line 1678 ---------------------------------------- -- line 1688 ---------------------------------------- . enclosing_node = tcx.hir_get_parent_item(enclosing_node).into(); . } . . false . } . . /// Checks if the given HIR node is inside an `impl` block with the `automatically_derived` . /// attribute. 45,542 ( 0.00%) pub fn in_automatically_derived(tcx: TyCtxt<'_>, id: HirId) -> bool { . tcx.hir_parent_owner_iter(id) 67,571 ( 0.00%) .filter(|(_, node)| matches!(node, OwnerNode::Item(item) if matches!(item.kind, ItemKind::Impl(_)))) 6,206 ( 0.00%) .any(|(id, _)| find_attr!(tcx, id.def_id, AutomaticallyDerived)) 285,148 ( 0.02%) => ???:>::get_attrs (3,099x) 45,542 ( 0.00%) } . . /// Checks if the given `DefId` matches the `libc` item. 2,190 ( 0.00%) pub fn match_libc_symbol(cx: &LateContext<'_>, did: DefId, name: Symbol) -> bool { . // libc is meant to be used as a flat list of names, but they're all actually defined in different . // modules based on the target platform. Ignore everything but crate name and the item name. 657 ( 0.00%) cx.tcx.crate_name(did.krate) == sym::libc && cx.tcx.def_path_str(did).ends_with(name.as_str()) 1,752 ( 0.00%) } . . /// Returns the list of condition expressions and the list of blocks in a . /// sequence of `if/else`. . /// E.g., this returns `([a, b], [c, d, e])` for the expression . /// `if a { c } else if b { d } else { e }`. 736 ( 0.00%) pub fn if_sequence<'tcx>(mut expr: &'tcx Expr<'tcx>) -> (Vec<&'tcx Expr<'tcx>>, Vec<&'tcx Block<'tcx>>) { . let mut conds = Vec::new(); . let mut blocks: Vec<&Block<'_>> = Vec::new(); . . while let Some(higher::IfOrIfLet { cond, then, r#else }) = higher::IfOrIfLet::hir(expr) { . conds.push(cond); 327 ( 0.00%) if let ExprKind::Block(block, _) = then.kind { . blocks.push(block); . } else { . panic!("ExprKind::If node is not an ExprKind::Block"); . } . 218 ( 0.00%) if let Some(else_expr) = r#else { . expr = else_expr; . } else { . break; . } . } . . // final `else {..}` 92 ( 0.00%) if !blocks.is_empty() 239 ( 0.00%) && let ExprKind::Block(block, _) = expr.kind . { . blocks.push(block); . } . 1,104 ( 0.00%) (conds, blocks) 828 ( 0.00%) } . . /// Peels away all the compiler generated code surrounding the body of an async closure. . pub fn get_async_closure_expr<'tcx>(tcx: TyCtxt<'tcx>, expr: &Expr<'_>) -> Option<&'tcx Expr<'tcx>> { . if let ExprKind::Closure(&Closure { . body, . kind: hir::ClosureKind::Coroutine(CoroutineKind::Desugared(CoroutineDesugaring::Async, _)), . .. . }) = expr.kind -- line 1748 ---------------------------------------- -- line 1796 ---------------------------------------- . /// * `|(x, y)| (x, y)` . /// * `|[x, y]| [x, y]` . /// * `|Foo(bar, baz)| Foo(bar, baz)` . /// * `|Foo { bar, baz }| Foo { bar, baz }` . /// * `|x| { let y = x; ...; let z = y; z }` . /// * `|x| { let y = x; ...; let z = y; return z }` . /// . /// Consider calling [`is_expr_untyped_identity_function`] or [`is_expr_identity_function`] instead. 252 ( 0.00%) fn is_body_identity_function<'hir>(cx: &LateContext<'_>, func: &Body<'hir>) -> bool { 108 ( 0.00%) let [param] = func.params else { . return false; . }; . 36 ( 0.00%) let mut param_pat = param.pat; . . // Given a sequence of `Stmt`s of the form `let p = e` where `e` is an expr identical to the . // current `param_pat`, advance the current `param_pat` to `p`. . // . // Note: This is similar to `clippy_utils::get_last_chain_binding_hir_id`, but it works . // directly over a `Pattern` rather than a `HirId`. And it checks for compatibility via . // `is_expr_identity_of_pat` rather than `HirId` equality . let mut advance_param_pat_over_stmts = |stmts: &[Stmt<'hir>]| { . for stmt in stmts { 71 ( 0.00%) if let StmtKind::Let(local) = stmt.kind 69 ( 0.00%) && let Some(init) = local.init 115 ( 0.00%) && is_expr_identity_of_pat(cx, param_pat, init, true) 2,122 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_expr_identity_of_pat (23x) . { . param_pat = local.pat; . } else { . return false; . } . } . . true . }; . 36 ( 0.00%) let mut expr = func.value; . loop { 220 ( 0.00%) match expr.kind { . ExprKind::Block( . &Block { 112 ( 0.00%) stmts: [], . expr: Some(e), . .. . }, . _, . ) . | ExprKind::Ret(Some(e)) => expr = e, . ExprKind::Block( . &Block { 48 ( 0.00%) stmts: [stmt], . expr: None, . .. . }, . _, . ) => { . if let StmtKind::Semi(e) | StmtKind::Expr(e) = stmt.kind . && let ExprKind::Ret(Some(ret_val)) = e.kind . { . expr = ret_val; . } else { . return false; . } . }, . ExprKind::Block( . &Block { 24 ( 0.00%) stmts, expr: Some(e), .. . }, . _, . ) => { . if !advance_param_pat_over_stmts(stmts) { . return false; . } . . expr = e; -- line 1870 ---------------------------------------- -- line 1875 ---------------------------------------- . && let StmtKind::Semi(e) | StmtKind::Expr(e) = last_stmt.kind . && let ExprKind::Ret(Some(ret_val)) = e.kind . { . expr = ret_val; . } else { . return false; . } . }, 120 ( 0.00%) _ => return is_expr_identity_of_pat(cx, param_pat, expr, true), 1,145 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_expr_identity_of_pat (12x) . } . } 216 ( 0.00%) } . . /// Checks if the given expression is an identity representation of the given pattern: . /// * `x` is the identity representation of `x` . /// * `(x, y)` is the identity representation of `(x, y)` . /// * `[x, y]` is the identity representation of `[x, y]` . /// * `Foo(bar, baz)` is the identity representation of `Foo(bar, baz)` . /// * `Foo { bar, baz }` is the identity representation of `Foo { bar, baz }` . /// . /// Note that `by_hir` is used to determine bindings are checked by their `HirId` or by their name. . /// This can be useful when checking patterns in `let` bindings or `match` arms. 315 ( 0.00%) pub fn is_expr_identity_of_pat(cx: &LateContext<'_>, pat: &Pat<'_>, expr: &Expr<'_>, by_hir: bool) -> bool { 22 ( 0.00%) if cx . .typeck_results() . .pat_binding_modes() 70 ( 0.00%) .get(pat.hir_id) 22 ( 0.00%) .is_some_and(|mode| matches!(mode.0, ByRef::Yes(..))) . { . // If the parameter is `(x, y)` of type `&(T, T)`, or `[x, y]` of type `&[T; 2]`, then . // due to match ergonomics, the inner patterns become references. Don't consider this . // the identity function as that changes types. . return false; . } . . // NOTE: we're inside a (function) body, so this won't ICE . let qpath_res = |qpath, hir| cx.typeck_results().qpath_res(qpath, hir); . 498 ( 0.00%) match (pat.kind, expr.kind) { 44 ( 0.00%) (PatKind::Binding(_, id, _, _), _) if by_hir => { . expr.res_local_id() == Some(id) && cx.typeck_results().expr_adjustments(expr).is_empty() . }, . (PatKind::Binding(_, _, ident, _), ExprKind::Path(QPath::Resolved(_, path))) => { . matches!(path.segments, [ segment] if segment.ident.name == ident.name) . }, . (PatKind::Tuple(pats, dotdot), ExprKind::Tup(tup)) . if dotdot.as_opt_usize().is_none() && pats.len() == tup.len() => . { -- line 1922 ---------------------------------------- -- line 1946 ---------------------------------------- . qpath_res(&pat_ident, pat.hir_id) == qpath_res(ident, expr.hir_id) . // check fields . && unordered_over(field_pats, fields, |field_pat, field| { . field_pat.ident == field.ident && is_expr_identity_of_pat(cx, field_pat.pat, field.expr, by_hir) . }) . }, . _ => false, . } 280 ( 0.00%) } . . /// This is the same as [`is_expr_identity_function`], but does not consider closures . /// with type annotations for its bindings (or similar) as identity functions: . /// * `|x: u8| x` . /// * `std::convert::identity::` 32 ( 0.00%) pub fn is_expr_untyped_identity_function(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 160 ( 0.00%) match expr.kind { 96 ( 0.00%) ExprKind::Closure(&Closure { body, fn_decl, .. }) 96 ( 0.00%) if fn_decl.inputs.iter().all(|ty| matches!(ty.kind, TyKind::Infer(()))) => . { 224 ( 0.00%) is_body_identity_function(cx, cx.tcx.hir_body(body)) 4,362 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_body_identity_function (32x) 2,872 ( 0.00%) => ???:::hir_body (32x) . }, . ExprKind::Path(QPath::Resolved(_, path)) . if path.segments.iter().all(|seg| seg.infer_args) . && let Some(did) = path.res.opt_def_id() => . { . cx.tcx.is_diagnostic_item(sym::convert_identity, did) . }, . _ => false, -- line 1973 ---------------------------------------- -- line 1978 ---------------------------------------- . /// Only examines closures and `std::convert::identity` . /// . /// NOTE: If you want to use this function to find out if a closure is unnecessary, you likely want . /// to call [`is_expr_untyped_identity_function`] instead, which makes sure that the closure doesn't . /// have type annotations. This is important because removing a closure with bindings can . /// remove type information that helped type inference before, which can then lead to compile . /// errors. . pub fn is_expr_identity_function(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 12 ( 0.00%) match expr.kind { 44 ( 0.00%) ExprKind::Closure(&Closure { body, .. }) => is_body_identity_function(cx, cx.tcx.hir_body(body)), 564 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_body_identity_function (4x) 381 ( 0.00%) => ???:::hir_body (4x) . _ => expr.basic_res().is_diag_item(cx, sym::convert_identity), . } . } . . /// Gets the node where an expression is either used, or it's type is unified with another branch. . /// Returns both the node and the `HirId` of the closest child node. 1,720 ( 0.00%) pub fn get_expr_use_or_unification_node<'tcx>(tcx: TyCtxt<'tcx>, expr: &Expr<'_>) -> Option<(Node<'tcx>, HirId)> { 1,935 ( 0.00%) for (node, child_id) in hir_parent_with_src_iter(tcx, expr.hir_id) { 474 ( 0.00%) match node { . Node::Block(_) => {}, . Node::Arm(arm) if arm.body.hir_id == child_id => {}, 890 ( 0.00%) Node::Expr(expr) => match expr.kind { . ExprKind::Block(..) | ExprKind::DropTemps(_) => {}, 28 ( 0.00%) ExprKind::Match(_, [arm], _) if arm.hir_id == child_id => {}, . ExprKind::If(_, then_expr, None) if then_expr.hir_id == child_id => return None, 204 ( 0.00%) _ => return Some((Node::Expr(expr), child_id)), . }, 22 ( 0.00%) node => return Some((node, child_id)), . } . } . None 1,720 ( 0.00%) } . . /// Checks if the result of an expression is used, or it's type is unified with another branch. . pub fn is_expr_used_or_unified(tcx: TyCtxt<'_>, expr: &Expr<'_>) -> bool { . !matches!( . get_expr_use_or_unification_node(tcx, expr), . None | Some(( . Node::Stmt(Stmt { . kind: StmtKind::Expr(_) -- line 2017 ---------------------------------------- -- line 2026 ---------------------------------------- . .. . }), . _ . )) . ) . } . . /// Checks if the expression is the final expression returned from a block. 362 ( 0.00%) pub fn is_expr_final_block_expr(tcx: TyCtxt<'_>, expr: &Expr<'_>) -> bool { 1,267 ( 0.00%) matches!(tcx.parent_hir_node(expr.hir_id), Node::Block(..)) 19,548 ( 0.00%) => ???:::parent_hir_node (181x) 362 ( 0.00%) } . . /// Checks if the expression is a temporary value. . // This logic is the same as the one used in rustc's `check_named_place_expr function`. . // https://github.com/rust-lang/rust/blob/3ed2a10d173d6c2e0232776af338ca7d080b1cd4/compiler/rustc_hir_typeck/src/expr.rs#L482-L499 . pub fn is_expr_temporary_value(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { . !expr.is_place_expr(|base| { . cx.typeck_results() . .adjustments() -- line 2044 ---------------------------------------- -- line 2052 ---------------------------------------- . None . } else if is_no_std_crate(cx) { . Some("core") . } else { . Some("std") . } . } . 1 ( 0.00%) pub fn is_no_std_crate(cx: &LateContext<'_>) -> bool { 47 ( 0.00%) find_attr!(cx.tcx, crate, NoStd) 55 ( 0.00%) => ???:::hir_krate_attrs (1x) 3 ( 0.00%) } . . pub fn is_no_core_crate(cx: &LateContext<'_>) -> bool { . find_attr!(cx.tcx, crate, NoCore) . } . . /// Check if parent of a hir node is a trait implementation block. . /// For example, `f` in . /// ```no_run . /// # struct S; . /// # trait Trait { fn f(); } . /// impl Trait for S { . /// fn f() {} . /// } . /// ``` 1,263 ( 0.00%) pub fn is_trait_impl_item(cx: &LateContext<'_>, hir_id: HirId) -> bool { 2,024 ( 0.00%) if let Node::Item(item) = cx.tcx.parent_hir_node(hir_id) { 51,350 ( 0.00%) => ???:::parent_hir_node (421x) 1,156 ( 0.00%) matches!(item.kind, ItemKind::Impl(Impl { of_trait: Some(_), .. })) . } else { . false . } 842 ( 0.00%) } . . /// Check if it's even possible to satisfy the `where` clause for the item. . /// . /// `trivial_bounds` feature allows functions with unsatisfiable bounds, for example: . /// . /// ```ignore . /// fn foo() where i32: Iterator { . /// for _ in 2i32 {} -- line 2091 ---------------------------------------- -- line 2098 ---------------------------------------- . .clauses_of(did) . .clauses . .iter() . .filter_map(|(p, _)| if p.is_global() { Some(*p) } else { None }); . traits::impossible_clauses(cx.tcx, traits::elaborate(cx.tcx, clauses).collect::>()) . } . . /// Returns the `DefId` of the callee if the given expression is a function or method call. 19,648 ( 0.00%) pub fn fn_def_id(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option { 4,912 ( 0.00%) fn_def_id_with_node_args(cx, expr).map(|(did, _)| did) 241,817 ( 0.02%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::fn_def_id_with_node_args (4,912x) 9,824 ( 0.00%) } . . /// Returns the `DefId` of the callee if the given expression is a function or method call, . /// as well as its node args. 34,405 ( 0.00%) pub fn fn_def_id_with_node_args<'tcx>( . cx: &LateContext<'tcx>, . expr: &Expr<'_>, . ) -> Option<(DefId, GenericArgsRef<'tcx>)> { . let typeck = cx.typeck_results(); 24,997 ( 0.00%) match &expr.kind { 2,127 ( 0.00%) ExprKind::MethodCall(..) => Some(( 4,254 ( 0.00%) typeck.type_dependent_def_id(expr.hir_id)?, 36,235 ( 0.00%) => ???:::type_dependent_def_id (709x) 2,836 ( 0.00%) typeck.node_args(expr.hir_id), 26,943 ( 0.00%) => ???:::node_args (709x) 1,116 ( 0.00%) )), . ExprKind::Call( . Expr { 422 ( 0.00%) kind: ExprKind::Path(qpath), . hir_id: path_hir_id, . .. . }, . .., . ) => { . // Only return Fn-like DefIds, not the DefIds of statics/consts/etc that contain or . // deref to fn pointers, dyn Fn, impl Fn - #8850 2,065 ( 0.00%) if let Res::Def(DefKind::Fn | DefKind::Ctor(..) | DefKind::AssocFn, id) = 4,145 ( 0.00%) typeck.qpath_res(qpath, *path_hir_id) 12,674 ( 0.00%) => ???:::qpath_res (422x) . { 2,442 ( 0.00%) Some((id, typeck.node_args(*path_hir_id))) 15,209 ( 0.00%) => ???:::node_args (407x) . } else { . None . } . }, . _ => None, . } 44,235 ( 0.00%) } . . /// Returns `Option` where String is a textual representation of the type encapsulated in . /// the slice iff the given expression is a slice of primitives. . /// . /// (As defined in the `is_recursively_primitive_type` function.) Returns `None` otherwise. . pub fn is_slice_of_primitives(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option { . let expr_type = cx.typeck_results().expr_ty_adjusted(expr); . let expr_kind = expr_type.kind(); -- line 2150 ---------------------------------------- -- line 2180 ---------------------------------------- . . /// Returns a list of groups where elements in each group are equal according to `eq` . /// . /// - Within each group the elements are sorted by the order they appear in `exprs` . /// - The groups themselves are sorted by their first element's appearence in `exprs` . /// . /// Given functions `eq` and `hash` such that `eq(a, b) == true` . /// implies `hash(a) == hash(b)` 1,932 ( 0.00%) pub fn search_same(exprs: &[T], mut hash: Hash, mut eq: Eq) -> Vec> . where . Hash: FnMut(&T) -> u64, . Eq: FnMut(&T, &T) -> bool, . { . match exprs { 493 ( 0.00%) [a, b] if eq(a, b) => return vec![vec![a, b]], 350 ( 0.00%) _ if exprs.len() <= 2 => return vec![], . _ => {}, . } . . let mut buckets: UnindexMap>> = UnindexMap::default(); . . for expr in exprs { 32 ( 0.00%) match buckets.entry(hash(expr)) { . indexmap::map::Entry::Occupied(mut o) => { . let bucket = o.get_mut(); . match bucket.iter_mut().find(|group| eq(expr, group[0])) { . Some(group) => group.push(expr), . None => bucket.push(vec![expr]), . } . }, . indexmap::map::Entry::Vacant(v) => { 160 ( 0.00%) v.insert(vec![vec![expr]]); 16 ( 0.00%) }, . } . } . . buckets . .into_values() . .flatten() 32 ( 0.00%) .filter(|group| group.len() > 1) . .collect() 1,656 ( 0.00%) } . . /// Peels off all references on the pattern. Returns the underlying pattern and the number of . /// references removed. 250 ( 0.00%) pub fn peel_hir_pat_refs<'a>(pat: &'a Pat<'a>) -> (&'a Pat<'a>, usize) { . fn peel<'a>(pat: &'a Pat<'a>, count: usize) -> (&'a Pat<'a>, usize) { 500 ( 0.00%) if let PatKind::Ref(pat, _, _) = pat.kind { . peel(pat, count + 1) . } else { . (pat, count) . } . } . peel(pat, 0) 250 ( 0.00%) } . . /// Peels of expressions while the given closure returns `Some`. 72 ( 0.00%) pub fn peel_hir_expr_while<'tcx>( . mut expr: &'tcx Expr<'tcx>, . mut f: impl FnMut(&'tcx Expr<'tcx>) -> Option<&'tcx Expr<'tcx>>, . ) -> &'tcx Expr<'tcx> { . while let Some(e) = f(expr) { . expr = e; . } . expr 81 ( 0.00%) } . . /// Peels off up to the given number of references on the expression. Returns the underlying . /// expression and the number of references removed. . pub fn peel_n_hir_expr_refs<'a>(expr: &'a Expr<'a>, count: usize) -> (&'a Expr<'a>, usize) { . let mut remaining = count; . let e = peel_hir_expr_while(expr, |e| match e.kind { . ExprKind::AddrOf(ast::BorrowKind::Ref, _, e) if remaining != 0 => { . remaining -= 1; -- line 2253 ---------------------------------------- -- line 2267 ---------------------------------------- . count = count.wrapping_add(1); . curr_expr = local_expr; . } . (curr_expr, count) . } . . /// Peels off all references on the expression. Returns the underlying expression and the number of . /// references removed. 64,888 ( 0.00%) pub fn peel_hir_expr_refs<'a>(expr: &'a Expr<'a>) -> (&'a Expr<'a>, usize) { . let mut count = 0; 83,588 ( 0.01%) let e = peel_hir_expr_while(expr, |e| match e.kind { 4,675 ( 0.00%) ExprKind::AddrOf(ast::BorrowKind::Ref, _, e) => { 4,675 ( 0.00%) count += 1; . Some(e) . }, . _ => None, . }); . (e, count) 32,444 ( 0.00%) } . . /// Peels off all references on the type. Returns the underlying type and the number of references . /// removed. . pub fn peel_hir_ty_refs<'a>(mut ty: &'a hir::Ty<'a>) -> (&'a hir::Ty<'a>, usize) { . let mut count = 0; . loop { . match &ty.kind { . TyKind::Ref(_, ref_ty) => { -- line 2293 ---------------------------------------- -- line 2304 ---------------------------------------- . match &ty.kind { . TyKind::Ptr(mut_ty) | TyKind::Ref(_, mut_ty) => peel_hir_ty_refs_and_ptrs(mut_ty.ty), . _ => ty, . } . } . . /// Removes `AddrOf` operators (`&`) or deref operators (`*`), but only if a reference type is . /// dereferenced. An overloaded deref such as `Vec` to slice would not be removed. 117 ( 0.00%) pub fn peel_ref_operators<'hir>(cx: &LateContext<'_>, mut expr: &'hir Expr<'hir>) -> &'hir Expr<'hir> { . loop { 100 ( 0.00%) match expr.kind { . ExprKind::AddrOf(_, _, e) => expr = e, 58 ( 0.00%) ExprKind::Unary(UnOp::Deref, e) if cx.typeck_results().expr_ty(e).is_ref() => expr = e, 480 ( 0.00%) => ???:::expr_ty (12x) . _ => break, . } . } . expr 65 ( 0.00%) } . . /// Returns a `Vec` of `Expr`s containing `AddrOf` operators (`&`) or deref operators (`*`) of a . /// given expression. . pub fn get_ref_operators<'hir>(cx: &LateContext<'_>, expr: &'hir Expr<'hir>) -> Vec<&'hir Expr<'hir>> { . let mut operators = Vec::new(); . peel_hir_expr_while(expr, |expr| match expr.kind { . ExprKind::AddrOf(_, _, e) => { . operators.push(expr); -- line 2329 ---------------------------------------- -- line 2346 ---------------------------------------- . } . false . } . . static TEST_ITEM_NAMES_CACHE: OnceLock>>> = OnceLock::new(); . . /// Returns the names of the test items in the given module. . /// The names are sorted using the default `Symbol` ordering. 40 ( 0.00%) fn test_item_names(tcx: TyCtxt<'_>, module: LocalModId) -> Vec { . let cache = TEST_ITEM_NAMES_CACHE.get_or_init(|| Mutex::new(FxHashMap::default())); . let mut map = cache.lock().unwrap(); . match map.entry(module) { . Entry::Occupied(entry) => entry.get().clone(), . Entry::Vacant(entry) => { . let mut names = Vec::new(); . for id in tcx.hir_module_free_items(module) { 48 ( 0.00%) if matches!(tcx.def_kind(id.owner_id), DefKind::Const { .. }) 3 ( 0.00%) && let item = tcx.hir_item(id) 63 ( 0.00%) => ???:::hir_item (1x) 3 ( 0.00%) && let ItemKind::Const(ident, _generics, ty, _body) = item.kind 2 ( 0.00%) && let TyKind::Path(QPath::Resolved(_, path)) = ty.kind . // We could also check for the type name `test::TestDescAndFn` . && let Res::Def(DefKind::Struct, _) = path.res . && find_attr!(tcx, item.hir_id(), RustcTestMarker(..)) . { . names.push(ident.name); . } . } . names.sort_unstable(); 4 ( 0.00%) entry.insert(names).clone() . }, . } 32 ( 0.00%) } . . /// Checks if the function containing the given `HirId` is a `#[test]` function . /// . /// Note: Add `//@compile-flags: --test` to UI tests with a `#[test]` function 28 ( 0.00%) pub fn is_in_test_function(tcx: TyCtxt<'_>, id: HirId) -> bool { 16 ( 0.00%) let names = test_item_names(tcx, tcx.parent_module(id)); 2,207 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::test_item_names (4x) 288 ( 0.00%) => ???:::parent_module (4x) . // Without `--test` there are no test items, so the parent walk can never match. 4 ( 0.00%) if names.is_empty() { . return false; . } . once((id, tcx.hir_node(id))) . .chain(tcx.hir_parent_iter(id)) . // Since you can nest functions we need to collect all until we leave . // function scope . .any(|(_id, node)| { . if let Node::Item(item) = node -- line 2393 ---------------------------------------- -- line 2394 ---------------------------------------- . && let ItemKind::Fn { ident, .. } = item.kind . { . // Note that we have sorted the item names in the visitor, . // so the binary_search gets the same as `contains`, but faster. . return names.binary_search(&ident.name).is_ok(); . } . false . }) 24 ( 0.00%) } . . /// Checks if `fn_def_id` has a `#[test]` attribute applied . /// . /// This only checks directly applied attributes. To see if a node has a parent function marked with . /// `#[test]` use [`is_in_test_function`]. . /// . /// Note: Add `//@compile-flags: --test` to UI tests with a `#[test]` function . pub fn is_test_function(tcx: TyCtxt<'_>, fn_def_id: LocalDefId) -> bool { -- line 2410 ---------------------------------------- -- line 2420 ---------------------------------------- . } . } . . /// Checks if `id` has a `#[cfg(test)]` attribute applied . /// . /// This only checks directly applied attributes, to see if a node is inside a `#[cfg(test)]` parent . /// use [`is_in_cfg_test`] . pub fn is_cfg_test(tcx: TyCtxt<'_>, id: HirId) -> bool { 72 ( 0.00%) if let Some(cfgs) = find_attr!(tcx, id, CfgTrace(cfgs) => cfgs) 256 ( 0.00%) => ???:>::get_attrs (4x) . && cfgs . .iter() . .any(|(cfg, _)| matches!(cfg, CfgEntry::NameValue { name: sym::test, .. })) . { . true . } else { . false . } -- line 2436 ---------------------------------------- -- line 2437 ---------------------------------------- . } . . /// Checks if any parent node of `HirId` has `#[cfg(test)]` attribute applied . pub fn is_in_cfg_test(tcx: TyCtxt<'_>, id: HirId) -> bool { . tcx.hir_parent_id_iter(id).any(|parent_id| is_cfg_test(tcx, parent_id)) . } . . /// Checks if the node is in a `#[test]` function or has any parent node marked `#[cfg(test)]` 40 ( 0.00%) pub fn is_in_test(tcx: TyCtxt<'_>, hir_id: HirId) -> bool { 20 ( 0.00%) is_in_test_function(tcx, hir_id) || is_in_cfg_test(tcx, hir_id) 2,595 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_test_function (4x) 32 ( 0.00%) } . . /// Checks if the item of any of its parents has `#[cfg(...)]` attribute applied. . pub fn inherits_cfg(tcx: TyCtxt<'_>, def_id: LocalDefId) -> bool { . find_attr!(tcx, def_id, CfgTrace(..)) . || find_attr!( . tcx.hir_parent_id_iter(tcx.local_def_id_to_hir_id(def_id)) . .flat_map(|parent_id| tcx.hir_attrs(parent_id)), . CfgTrace(..) -- line 2455 ---------------------------------------- -- line 2485 ---------------------------------------- . /// Whether the type must unify with another code path. . pub is_ty_unified: bool, . /// Whether the value will be moved before it's used. . pub moved_before_use: bool, . /// Whether the use site has the same `SyntaxContext` as the value. . pub same_ctxt: bool, . } . impl<'tcx> ExprUseSite<'tcx> { 374 ( 0.00%) pub fn use_node(&self, cx: &LateContext<'tcx>) -> ExprUseNode<'tcx> { 2,748 ( 0.00%) match self.node { 189 ( 0.00%) Node::LetStmt(l) => ExprUseNode::LetStmt(l), . Node::ExprField(field) => ExprUseNode::Field(field), . . Node::Item(&Item { . kind: ItemKind::Static(..) | ItemKind::Const(..), . owner_id, . .. . }) . | Node::TraitItem(&TraitItem { -- line 2503 ---------------------------------------- -- line 2518 ---------------------------------------- . }) . | Node::TraitItem(&TraitItem { . kind: TraitItemKind::Fn(..), . owner_id, . .. . }) . | Node::ImplItem(&ImplItem { . kind: ImplItemKind::Fn(..), 13 ( 0.00%) owner_id, . .. . }) => ExprUseNode::Return(owner_id), . 2,384 ( 0.00%) Node::Expr(use_expr) => match use_expr.kind { . ExprKind::Ret(_) => ExprUseNode::Return(OwnerId { . def_id: cx.tcx.hir_body_owner_def_id(cx.enclosing_body.unwrap()), . }), . 6 ( 0.00%) ExprKind::Closure(closure) => ExprUseNode::Return(OwnerId { def_id: closure.def_id }), 155 ( 0.00%) ExprKind::Call(func, args) => match args.iter().position(|arg| arg.hir_id == self.child_id) { 465 ( 0.00%) Some(i) => ExprUseNode::FnArg(func, i), . None => ExprUseNode::Callee, . }, 220 ( 0.00%) ExprKind::MethodCall(name, _, args, _) => ExprUseNode::MethodArg( 44 ( 0.00%) use_expr.hir_id, 44 ( 0.00%) name.args, . args.iter() . .position(|arg| arg.hir_id == self.child_id) . .map_or(0, |i| i + 1), . ), . ExprKind::Field(_, name) => ExprUseNode::FieldAccess(name), 84 ( 0.00%) ExprKind::AddrOf(kind, mutbl, _) => ExprUseNode::AddrOf(kind, mutbl), . _ => ExprUseNode::Other, . }, . _ => ExprUseNode::Other, . } 1,122 ( 0.00%) } . } . . /// The node which consumes a value. . pub enum ExprUseNode<'tcx> { . /// Assignment to, or initializer for, a local . LetStmt(&'tcx LetStmt<'tcx>), . /// Initializer for a const or static item. . ConstStatic(OwnerId), -- line 2561 ---------------------------------------- -- line 2573 ---------------------------------------- . FieldAccess(Ident), . /// Borrow expression. . AddrOf(ast::BorrowKind, Mutability), . Other, . } . impl<'tcx> ExprUseNode<'tcx> { . /// Checks if the value is returned from the function. . pub fn is_return(&self) -> bool { 540 ( 0.00%) matches!(self, Self::Return(_)) . } . . /// Checks if the value is used as a method call receiver. . pub fn is_recv(&self) -> bool { 68 ( 0.00%) matches!(self, Self::MethodArg(_, _, 0)) . } . . /// Gets the needed type as it's defined without any type inference. 2,324 ( 0.00%) pub fn defined_ty(&self, cx: &LateContext<'tcx>) -> Option> { 3,572 ( 0.00%) match *self { . Self::LetStmt(LetStmt { ty: Some(ty), .. }) => Some(DefinedTy::Hir(ty)), . Self::ConstStatic(id) => Some(DefinedTy::Mir { . def_site_def_id: Some(id.def_id.to_def_id()), . ty: Binder::dummy(cx.tcx.type_of(id).instantiate_identity().skip_norm_wip()), . }), 30 ( 0.00%) Self::Return(id) => { 49 ( 0.00%) if let Node::Expr(Expr { . kind: ExprKind::Closure(c), . .. 17 ( 0.00%) }) = cx.tcx.hir_node_by_def_id(id.def_id) . { 10 ( 0.00%) match c.fn_decl.output { . FnRetTy::DefaultReturn(_) => None, . FnRetTy::Return(ty) => Some(DefinedTy::Hir(ty)), . } . } else { . let ty = cx.tcx.fn_sig(id).instantiate_identity().skip_norm_wip().output(); 52 ( 0.00%) Some(DefinedTy::Mir { . def_site_def_id: Some(id.def_id.to_def_id()), . ty, . }) . } . }, . Self::Field(field) => match get_parent_expr_for_hir(cx, field.hir_id) { . Some(Expr { . hir_id, -- line 2617 ---------------------------------------- -- line 2626 ---------------------------------------- . .map(|f| (adt, f)) . }) . .map(|(adt, field_def)| DefinedTy::Mir { . def_site_def_id: Some(adt.did()), . ty: Binder::dummy(cx.tcx.type_of(field_def.did).instantiate_identity().skip_norm_wip()), . }), . _ => None, . }, 310 ( 0.00%) Self::FnArg(callee, i) => { 465 ( 0.00%) let sig = expr_sig(cx, callee)?; 44,934 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::expr_sig (155x) 1,240 ( 0.00%) let (hir_ty, ty) = sig.input_with_hir(i)?; 6,665 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:::input_with_hir (155x) 930 ( 0.00%) Some(match hir_ty { . Some(hir_ty) => DefinedTy::Hir(hir_ty), . None => DefinedTy::Mir { . def_site_def_id: sig.predicates_id(), . ty, . }, . }) 155 ( 0.00%) }, 80 ( 0.00%) Self::MethodArg(id, _, i) => { 80 ( 0.00%) let id = cx.typeck_results().type_dependent_def_id(id)?; 2,040 ( 0.00%) => ???:::type_dependent_def_id (40x) 40 ( 0.00%) let sig = cx.tcx.fn_sig(id).skip_binder(); 160 ( 0.00%) Some(DefinedTy::Mir { . def_site_def_id: Some(id), . ty: sig.input(i), . }) 40 ( 0.00%) }, . Self::LetStmt(_) | Self::FieldAccess(..) | Self::Callee | Self::Other | Self::AddrOf(..) => None, . } 2,988 ( 0.00%) } . } . . struct ReplacingFilterMap(I, F); . impl Iterator for ReplacingFilterMap . where . I: Iterator, . F: FnMut(&mut I, I::Item) -> Option, . { . type Item = U; . fn next(&mut self) -> Option { 930 ( 0.00%) while let Some(x) = self.0.next() { . if let Some(x) = (self.1)(&mut self.0, x) { . return Some(x); . } . } . None . } . } . -- line 2674 ---------------------------------------- -- line 2676 ---------------------------------------- . /// which simply moves a value. . #[expect(clippy::too_many_lines)] . pub fn expr_use_sites<'tcx>( . tcx: TyCtxt<'tcx>, . typeck: &'tcx TypeckResults<'tcx>, . mut ctxt: SyntaxContext, . e: &'tcx Expr<'tcx>, . ) -> impl Iterator> { 1,215 ( 0.00%) let mut adjustments: &[_] = typeck.expr_adjustments(e); 17,384 ( 0.00%) => ???:::expr_adjustments (405x) . let mut is_ty_unified = false; . let mut moved_before_use = false; . let mut same_ctxt = true; 5,670 ( 0.00%) ReplacingFilterMap( 810 ( 0.00%) hir_parent_with_src_iter(tcx, e.hir_id), . move |iter: &mut _, (parent, child_id)| { . let parent_ctxt; . let mut parent_adjustments: &[_] = &[]; 1,860 ( 0.00%) match parent { . Node::Expr(parent_expr) => { 351 ( 0.00%) parent_ctxt = parent_expr.span.ctxt(); 1,053 ( 0.00%) same_ctxt &= parent_ctxt == ctxt; 1,053 ( 0.00%) parent_adjustments = typeck.expr_adjustments(parent_expr); 14,735 ( 0.00%) => ???:::expr_adjustments (351x) 2,038 ( 0.00%) match parent_expr.kind { 140 ( 0.00%) ExprKind::Match(scrutinee, arms, _) if scrutinee.hir_id != child_id => { 17 ( 0.00%) is_ty_unified |= arms.len() != 1; . moved_before_use = true; . if adjustments.is_empty() { . adjustments = parent_adjustments; . } . return None; . }, . ExprKind::If(cond, _, else_) if cond.hir_id != child_id => { . is_ty_unified |= else_.is_some(); -- line 2708 ---------------------------------------- -- line 2716 ---------------------------------------- . is_ty_unified = true; . moved_before_use = true; . *iter = hir_parent_with_src_iter(tcx, id); . if adjustments.is_empty() { . adjustments = parent_adjustments; . } . return None; . }, 13 ( 0.00%) ExprKind::Block(b, _) => { 13 ( 0.00%) is_ty_unified |= b.targeted_by_break; . moved_before_use = true; . if adjustments.is_empty() { . adjustments = parent_adjustments; . } . return None; . }, . ExprKind::DropTemps(_) | ExprKind::Type(..) => { . if adjustments.is_empty() { -- line 2733 ---------------------------------------- -- line 2734 ---------------------------------------- . adjustments = parent_adjustments; . } . return None; . }, . _ => {}, . } . }, . Node::Arm(arm) => { 17 ( 0.00%) parent_ctxt = arm.span.ctxt(); 51 ( 0.00%) same_ctxt &= parent_ctxt == ctxt; 34 ( 0.00%) if arm.body.hir_id == child_id { . return None; . } . }, . Node::Block(b) => { 52 ( 0.00%) same_ctxt &= b.span.ctxt() == ctxt; . return None; . }, . Node::ConstBlock(_) => parent_ctxt = ctxt, . Node::ExprField(&ExprField { span, .. }) => { . parent_ctxt = span.ctxt(); . same_ctxt &= parent_ctxt == ctxt; . }, . Node::AnonConst(&AnonConst { span, .. }) -- line 2757 ---------------------------------------- -- line 2759 ---------------------------------------- . | Node::Field(&FieldDef { span, .. }) . | Node::ImplItem(&ImplItem { span, .. }) . | Node::Item(&Item { span, .. }) . | Node::LetStmt(&LetStmt { span, .. }) . | Node::Stmt(&Stmt { span, .. }) . | Node::TraitItem(&TraitItem { span, .. }) . | Node::Variant(&Variant { span, .. }) => { . parent_ctxt = span.ctxt(); 168 ( 0.00%) same_ctxt &= parent_ctxt == ctxt; . *iter = hir_parent_with_src_iter(tcx, CRATE_HIR_ID); . }, . Node::AssocItemConstraint(_) . | Node::ConstArgExprField(_) . | Node::Crate(_) . | Node::Ctor(_) . | Node::Err(_) . | Node::ForeignItem(_) -- line 2775 ---------------------------------------- -- line 2803 ---------------------------------------- . is_ty_unified: mem::replace(&mut is_ty_unified, false), . moved_before_use: mem::replace(&mut moved_before_use, false), . same_ctxt: mem::replace(&mut same_ctxt, true), . }) . }, . ) . } . 4,860 ( 0.00%) pub fn get_expr_use_site<'tcx>( . tcx: TyCtxt<'tcx>, . typeck: &'tcx TypeckResults<'tcx>, . ctxt: SyntaxContext, . e: &'tcx Expr<'tcx>, . ) -> ExprUseSite<'tcx> { . // The value in `unwrap_or` doesn't actually matter; an expression always . // has a use site. . expr_use_sites(tcx, typeck, ctxt, e).next().unwrap_or_else(|| { -- line 2819 ---------------------------------------- -- line 2822 ---------------------------------------- . node: Node::Synthetic, // The crate root would also work. . child_id: CRATE_HIR_ID, . adjustments: &[], . is_ty_unified: false, . moved_before_use: false, . same_ctxt: false, . } . }) 3,240 ( 0.00%) } . . /// Tokenizes the input while keeping the text associated with each token. . pub fn tokenize_with_text(s: &str) -> impl Iterator { . let mut pos = 0; . tokenize(s, FrontmatterAllowed::No).map(move |t| { 4,040 ( 0.00%) let end = pos + t.len; . let range = pos as usize..end as usize; . let inner = InnerSpan::new(range.start, range.end); 1,472 ( 0.00%) pos = end; 2,212 ( 0.00%) (t.kind, s.get(range).unwrap_or_default(), inner) . }) . } . . /// Checks whether a given span has any comment token . /// This checks for all types of comment: line "//", block "/**", doc "///" "//!" . pub fn span_contains_comment<'sm>(sm: impl HasSourceMap<'sm>, span: Span) -> bool { . span.check_text(sm, |snippet| { . tokenize(snippet, FrontmatterAllowed::No).any(|token| { 23,043 ( 0.00%) matches!( . token.kind, . TokenKind::BlockComment { .. } | TokenKind::LineComment { .. } . ) . }) . }) . } . . /// Checks whether a given span has any significant token. A significant token is a non-whitespace -- line 2857 ---------------------------------------- -- line 2884 ---------------------------------------- . .filter(|(t, ..)| matches!(t, TokenKind::BlockComment { .. } | TokenKind::LineComment { .. })) . .map(|(_, s, _)| s.to_string()) . .collect::>() . }) . .unwrap_or_default() . } . . pub fn span_find_starting_semi(sm: &SourceMap, span: Span) -> Span { 23 ( 0.00%) sm.span_take_while(span, |&ch| ch == ' ' || ch == ';') 18,064 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_span/src/source_map.rs:::span_take_while:: (23x) . } . . /// Returns whether the given let pattern and else body can be turned into the `?` operator . /// . /// For this example: . /// ```ignore . /// let FooBar { a, b } = if let Some(a) = ex { a } else { return None }; . /// ``` -- line 2900 ---------------------------------------- -- line 2911 ---------------------------------------- . /// We get as parameters: . /// ```ignore . /// pat: Some(FooBar { a, b }) . /// else_body: return None . /// ``` . /// . /// We output `Some(a)` in the first instance, and `Some(FooBar { a, b })` in the second, because . /// the `?` operator is applicable here. Callers have to check whether we are in a constant or not. 28 ( 0.00%) pub fn pat_and_expr_can_be_question_mark<'a, 'hir>( . cx: &LateContext<'_>, . pat: &'a Pat<'hir>, . else_body: &Expr<'_>, . ) -> Option<&'a Pat<'hir>> { 32 ( 0.00%) if let Some([inner_pat]) = as_some_pattern(cx, pat) 852 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::as_some_pattern (4x) 24 ( 0.00%) && !is_refutable(cx, inner_pat) 124 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_refutable (4x) . && let else_body = peel_blocks(else_body) . && let ExprKind::Ret(Some(ret_val)) = else_body.kind . && let ExprKind::Path(ret_path) = ret_val.kind . && cx . .qpath_res(&ret_path, ret_val.hir_id) . .ctor_parent(cx) . .is_lang_item(cx, OptionNone) . { . Some(inner_pat) . } else { . None . } 24 ( 0.00%) } . . macro_rules! op_utils { . ($($name:ident $assign:ident)*) => { . /// Binary operation traits like `LangItem::Add` . pub static BINOP_TRAITS: &[LangItem] = &[$(LangItem::$name,)*]; . . /// Operator-Assign traits like `LangItem::AddAssign` . pub static OP_ASSIGN_TRAITS: &[LangItem] = &[$(LangItem::$assign,)*]; . . /// Converts `BinOpKind::Add` to `(LangItem::Add, LangItem::AddAssign)`, for example . pub fn binop_traits(kind: hir::BinOpKind) -> Option<(LangItem, LangItem)> { 544 ( 0.00%) match kind { . $(hir::BinOpKind::$name => Some((LangItem::$name, LangItem::$assign)),)* . _ => None, . } . } . }; . } . . op_utils! { -- line 2958 ---------------------------------------- -- line 2966 ---------------------------------------- . BitOr BitOrAssign . Shl ShlAssign . Shr ShrAssign . } . . /// Returns `true` if the pattern is a `PatWild`, or is an ident prefixed with `_` . /// that is not locally used. . pub fn pat_is_wild<'tcx>(cx: &LateContext<'tcx>, pat: &'tcx PatKind<'_>, body: impl Visitable<'tcx>) -> bool { 294 ( 0.00%) match *pat { . PatKind::Wild => true, 137 ( 0.00%) PatKind::Binding(_, id, ident, None) if ident.as_str().starts_with('_') => { 320 ( 0.00%) => ???:::as_str (10x) 11 ( 0.00%) !visitors::is_local_used(cx, body, id) . }, . _ => false, . } 13 ( 0.00%) } . . #[derive(Clone, Copy)] . pub enum RequiresSemi { . Yes, . No, . } . impl RequiresSemi { . pub fn requires_semi(self) -> bool { . matches!(self, Self::Yes) . } . } . . /// Check if the expression return `!`, a type coerced from `!`, or could return `!` if the final . /// expression were turned into a statement. . #[expect(clippy::too_many_lines)] 130 ( 0.00%) pub fn is_never_expr<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) -> Option { . struct BreakTarget { . id: HirId, . unused: bool, . } . . struct V<'cx, 'tcx> { . cx: &'cx LateContext<'tcx>, . break_targets: Vec, -- line 3005 ---------------------------------------- -- line 3012 ---------------------------------------- . impl V<'_, '_> { . fn push_break_target(&mut self, id: HirId) { . self.break_targets.push(BreakTarget { id, unused: true }); . self.break_targets_for_result_ty += u32::from(self.in_final_expr); . } . } . . impl<'tcx> Visitor<'tcx> for V<'_, 'tcx> { 13,992 ( 0.00%) fn visit_expr(&mut self, e: &'tcx Expr<'_>) { . // Note: Part of the complexity here comes from the fact that . // coercions are applied to the innermost expression. . // e.g. In `let x: u32 = { break () };` the never-to-any coercion . // is applied to the break expression. This means we can't just . // check the block's type as it will be `u32` despite the fact . // that the block always diverges. . . // The rest of the complexity comes from checking blocks which -- line 3028 ---------------------------------------- -- line 3029 ---------------------------------------- . // syntactically return a value, but will always diverge before . // reaching that point. . // e.g. In `let x = { foo(panic!()) };` the block's type will be the . // return type of `foo` even though it will never actually run. This . // can be trivially fixed by adding a semicolon after the call, but . // we must first detect that a semicolon is needed to make that . // suggestion. . 2,660 ( 0.00%) if self.is_never && self.break_targets.is_empty() { . if self.in_final_expr && !self.requires_semi { . // This expression won't ever run, but we still need to check . // if it can affect the type of the final expression. . match e.kind { . ExprKind::DropTemps(e) => self.visit_expr(e), . ExprKind::If(_, then, Some(else_)) => { . self.visit_expr(then); . self.visit_expr(else_); -- line 3045 ---------------------------------------- -- line 3066 ---------------------------------------- . }, . _ => { . self.requires_semi = !self.cx.typeck_results().expr_ty(e).is_never(); . }, . } . } . return; . } 8,200 ( 0.00%) match e.kind { . ExprKind::DropTemps(e) => self.visit_expr(e), . ExprKind::Ret(None) | ExprKind::Continue(_) => self.is_never = true, . ExprKind::Ret(Some(e)) | ExprKind::Become(e) => { 6 ( 0.00%) self.in_final_expr = false; 12 ( 0.00%) self.visit_expr(e); 15,356 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:::visit_expr'2 (6x) . self.is_never = true; . }, . ExprKind::Break(dest, e) => { . if let Some(e) = e { . self.in_final_expr = false; . self.visit_expr(e); . } . if let Ok(id) = dest.target_id -- line 3087 ---------------------------------------- -- line 3093 ---------------------------------------- . { . target.unused &= self.is_never; . if i < self.break_targets_for_result_ty as usize { . self.requires_semi = true; . } . } . self.is_never = true; . }, 9 ( 0.00%) ExprKind::If(cond, then, else_) => { . let in_final_expr = mem::replace(&mut self.in_final_expr, false); 9 ( 0.00%) self.visit_expr(cond); 517 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:::visit_expr'2 (1x) 3 ( 0.00%) self.in_final_expr = in_final_expr; . 9 ( 0.00%) if self.is_never { . self.visit_expr(then); . if let Some(else_) = else_ { . self.visit_expr(else_); . } . } else { . self.visit_expr(then); . let is_never = mem::replace(&mut self.is_never, false); 6 ( 0.00%) if let Some(else_) = else_ { 6 ( 0.00%) self.visit_expr(else_); 7,039 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:::visit_expr'2 (1x) 2 ( 0.00%) self.is_never &= is_never; . } . } . }, . ExprKind::Match(scrutinee, arms, _) => { . let in_final_expr = mem::replace(&mut self.in_final_expr, false); . self.visit_expr(scrutinee); . self.in_final_expr = in_final_expr; . -- line 3124 ---------------------------------------- -- line 3144 ---------------------------------------- . } . }, . ExprKind::Loop(b, _, _, _) => { . self.push_break_target(e.hir_id); . self.in_final_expr = false; . self.visit_block(b); . self.is_never = self.break_targets.pop().unwrap().unused; . }, 65 ( 0.00%) ExprKind::Block(b, _) => { 195 ( 0.00%) if b.targeted_by_break { . self.push_break_target(b.hir_id); . self.visit_block(b); . self.is_never &= self.break_targets.pop().unwrap().unused; . } else { . self.visit_block(b); . } . }, 1,256 ( 0.00%) _ => { 1,256 ( 0.00%) self.in_final_expr = false; 3,768 ( 0.00%) walk_expr(self, e); 3,160 ( 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:: (19x) 5,024 ( 0.00%) self.is_never |= self.cx.typeck_results().expr_ty(e).is_never(); 760 ( 0.00%) => ???:::expr_ty (19x) . }, . } 10,178 ( 0.00%) } . . fn visit_block(&mut self, b: &'tcx Block<'_>) { . let in_final_expr = mem::replace(&mut self.in_final_expr, false); 65 ( 0.00%) for s in b.stmts { . self.visit_stmt(s); . } 130 ( 0.00%) self.in_final_expr = in_final_expr; 267 ( 0.00%) if let Some(e) = b.expr { . self.visit_expr(e); . } . } . . fn visit_local(&mut self, l: &'tcx LetStmt<'_>) { 201 ( 0.00%) if let Some(e) = l.init { 134 ( 0.00%) self.visit_expr(e); 4,949 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:::visit_expr'2 (11x) . } 201 ( 0.00%) if let Some(else_) = l.els { . let is_never = self.is_never; . self.visit_block(else_); . self.is_never = is_never; . } . } . . fn visit_arm(&mut self, arm: &Arm<'tcx>) { . if let Some(guard) = arm.guard { -- line 3192 ---------------------------------------- -- line 3193 ---------------------------------------- . let in_final_expr = mem::replace(&mut self.in_final_expr, false); . self.visit_expr(guard); . self.in_final_expr = in_final_expr; . } . self.visit_expr(arm.body); . } . } . 104 ( 0.00%) if cx.typeck_results().expr_ty(e).is_never() { 1,040 ( 0.00%) => ???:::expr_ty (26x) . Some(RequiresSemi::No) 132 ( 0.00%) } else if let ExprKind::Block(b, _) = e.kind 24 ( 0.00%) && !b.targeted_by_break 12 ( 0.00%) && b.expr.is_none() . { . // If a block diverges without a final expression then it's type is `!`. . None . } else { 192 ( 0.00%) let mut v = V { . cx, . break_targets: Vec::new(), . break_targets_for_result_ty: 0, . in_final_expr: true, . requires_semi: false, . is_never: false, . }; 48 ( 0.00%) v.visit_expr(e); 175,580 ( 0.01%) => site/frontend/rust-clippy/clippy_utils/src/lib.rs:::visit_expr (24x) . v.is_never 72 ( 0.00%) .then_some(if v.requires_semi && matches!(e.kind, ExprKind::Block(..)) { . RequiresSemi::Yes . } else { . RequiresSemi::No . }) . } 130 ( 0.00%) } . . /// Produces a path from a local caller to the type of the called method. Suitable for user . /// output/suggestions. . /// . /// Returned path can be either absolute (for methods defined non-locally), or relative (for local . /// methods). . pub fn get_path_from_caller_to_method_type<'tcx>( . tcx: TyCtxt<'tcx>, -- line 3234 ---------------------------------------- -- line 3372 ---------------------------------------- . expr.kind, . ExprKind::Block(..) | ExprKind::ConstBlock(..) | ExprKind::If(..) | ExprKind::Loop(..) | ExprKind::Match(..) . ) . } . . /// Returns true if the given `expr` is binary expression that needs to be wrapped in parentheses. . pub fn binary_expr_needs_parentheses(expr: &Expr<'_>) -> bool { . fn contains_block(expr: &Expr<'_>, is_operand: bool) -> bool { 40 ( 0.00%) match expr.kind { . ExprKind::Binary(_, lhs, _) | ExprKind::Cast(lhs, _) => contains_block(lhs, true), . _ if is_block_like(expr) => is_operand, . _ => false, . } . } . . contains_block(expr, false) 8 ( 0.00%) } . . /// Returns true if the specified expression is in a receiver position. . pub fn is_receiver_of_method_call(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { . if let Some(parent_expr) = get_parent_expr(cx, expr) . && let ExprKind::MethodCall(_, receiver, ..) = parent_expr.kind . && receiver.hir_id == expr.hir_id . { . return true; . } . false . } . . /// Returns true if `expr` creates any temporary whose type references a non-static lifetime and has . /// a significant drop and does not consume it. 16 ( 0.00%) pub fn leaks_droppable_temporary_with_limited_lifetime<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> bool { . for_each_unconsumed_temporary(cx, expr, |temporary_ty| { . if temporary_ty.has_significant_drop(cx.tcx, cx.typing_env()) . && temporary_ty . .walk() . .any(|arg| matches!(arg.kind(), GenericArgKind::Lifetime(re) if !re.is_static())) . { . ControlFlow::Break(()) . } else { . ControlFlow::Continue(()) . } . }) . .is_break() 16 ( 0.00%) } . . /// Returns true if `expr` creates any temporary that has a significant drop and does not consume . /// it. . pub fn leaks_droppable_temporary<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> bool { . for_each_unconsumed_temporary(cx, expr, |temporary_ty| { . if temporary_ty.has_significant_drop(cx.tcx, cx.typing_env()) { . ControlFlow::Break(()) . } else { -- line 3424 ---------------------------------------- -- line 3570 ---------------------------------------- . { . Some(into_future_arg) . } else { . None . } . } . . /// Checks if the given expression is a call to `Default::default()`. 239 ( 0.00%) pub fn is_expr_default<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> bool { 590 ( 0.00%) if let ExprKind::Call(fn_expr, []) = &expr.kind 44 ( 0.00%) && let ExprKind::Path(qpath) = &fn_expr.kind 99 ( 0.00%) && let Res::Def(_, def_id) = cx.qpath_res(qpath, fn_expr.hir_id) 803 ( 0.00%) => ???:::qpath_res (11x) . { 33 ( 0.00%) cx.tcx.is_diagnostic_item(sym::default_fn, def_id) 946 ( 0.00%) => ???:::is_diagnostic_item (11x) . } else { . false . } 239 ( 0.00%) } . . /// Checks if `expr` may be directly used as the return value of its enclosing body. . /// The following cases are covered: . /// - `expr` as the last expression of the body, or of a block that can be used as the return value . /// - `return expr` . /// - then or else part of a `if` in return position . /// - arm body of a `match` in a return position . /// - `break expr` or `break 'label expr` if the loop or block being exited is used as a return -- line 3595 ---------------------------------------- -- line 3597 ---------------------------------------- . /// . /// Contrary to [`TyCtxt::hir_get_fn_id_for_return_block()`], if `expr` is part of a . /// larger expression, for example a field expression of a `struct`, it will not be . /// considered as matching the condition and will return `false`. . /// . /// Also, even if `expr` is assigned to a variable which is later returned, this function . /// will still return `false` because `expr` is not used *directly* as the return value . /// as it goes through the intermediate variable. 35 ( 0.00%) pub fn potential_return_of_enclosing_body(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { 5 ( 0.00%) let enclosing_body_owner = cx . .tcx 35 ( 0.00%) .local_def_id_to_hir_id(cx.tcx.hir_enclosing_body_owner(expr.hir_id)); 2,676 ( 0.00%) => ???:::hir_enclosing_body_owner (5x) . let mut prev_id = expr.hir_id; . let mut skip_until_id = None; 25 ( 0.00%) for (hir_id, node) in cx.tcx.hir_parent_iter(expr.hir_id) { 12 ( 0.00%) if hir_id == enclosing_body_owner { . return true; . } 20 ( 0.00%) if let Some(id) = skip_until_id { . prev_id = hir_id; . if id == hir_id { . skip_until_id = None; . } . continue; . } 32 ( 0.00%) match node { 3 ( 0.00%) Node::Block(Block { expr, .. }) if expr.is_some_and(|expr| expr.hir_id == prev_id) => {}, . Node::Arm(arm) if arm.body.hir_id == prev_id => {}, 40 ( 0.00%) Node::Expr(expr) => match expr.kind { . ExprKind::Ret(_) => return true, . ExprKind::If(_, then, opt_else) 2 ( 0.00%) if then.hir_id == prev_id || opt_else.is_some_and(|els| els.hir_id == prev_id) => {}, . ExprKind::Match(_, arms, _) if arms.iter().any(|arm| arm.hir_id == prev_id) => {}, 3 ( 0.00%) ExprKind::Block(block, _) if block.hir_id == prev_id => {}, . ExprKind::Break( . Destination { . target_id: Ok(target_id), . .. . }, . _, . ) => skip_until_id = Some(target_id), . _ => break, -- line 3638 ---------------------------------------- -- line 3640 ---------------------------------------- . _ => break, . } . prev_id = hir_id; . } . . // `expr` is used as part of "something" and is not returned directly from its . // enclosing body. . false 45 ( 0.00%) } . . /// Checks if the expression has adjustments that require coercion, for example: dereferencing with . /// overloaded deref, coercing pointers and `dyn` objects. . pub fn expr_adjustment_requires_coercion(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { . cx.typeck_results().expr_adjustments(expr).iter().any(|adj| { . matches!( . adj.kind, . Adjust::Deref(DerefAdjustKind::Overloaded(_)) -- line 3656 ---------------------------------------- -- line 3671 ---------------------------------------- . )), . .. . }) . ) . } . . /// Checks if the chosen edition and `msrv` allows using `if let` chains. . pub fn can_use_if_let_chains(cx: &LateContext<'_>, msrv: Msrv) -> bool { 30 ( 0.00%) cx.tcx.sess.edition().at_least_rust_2024() && msrv.meets(cx, msrvs::LET_CHAINS) 10 ( 0.00%) } . . /// Returns an iterator over successive parent nodes paired with the ID of the node which . /// immediatly preceeded them. . #[inline] . pub fn hir_parent_with_src_iter(tcx: TyCtxt<'_>, mut id: HirId) -> impl Iterator, HirId)> { . tcx.hir_parent_id_iter(id) 4,087 ( 0.00%) .map(move |parent| (tcx.hir_node(parent), mem::replace(&mut id, parent))) 372 ( 0.00%) => ???:::hir_node (6x) . } 234,919 ( 0.02%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/to_digit_is_some.rs -------------------------------------------------------------------------------- Ir -- line 43 ---------------------------------------- . . impl ToDigitIsSome { . pub(crate) fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for ToDigitIsSome { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) { 66,668 ( 0.00%) if let hir::ExprKind::MethodCall(is_some_path, to_digit_expr, [], _) = &expr.kind 1,806 ( 0.00%) && is_some_path.ident.name == sym::is_some . { 36 ( 0.00%) let match_result = match to_digit_expr.kind { . hir::ExprKind::MethodCall(to_digits_path, char_arg, [radix_arg], _) => { . if to_digits_path.ident.name == sym::to_digit . && cx.typeck_results().expr_ty_adjusted(char_arg).is_char() . { . Some((true, char_arg, radix_arg)) . } else { . None . } . }, 3 ( 0.00%) hir::ExprKind::Call(to_digits_call, [char_arg, radix_arg]) => { 3 ( 0.00%) if to_digits_call.res(cx).is_diag_item(cx, sym::char_to_digit) { . Some((false, char_arg, radix_arg)) . } else { . None . } . }, . _ => None, . }; . -- line 74 ---------------------------------------- -- line 89 ---------------------------------------- . format!("{char_arg_snip}.is_digit({radix_snip})") . } else { . format!("char::is_digit({char_arg_snip}, {radix_snip})") . }, . applicability, . ); . } . } 257,600 ( 0.02%) } . } 3 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/map_unit_fn.rs -------------------------------------------------------------------------------- Ir -- line 257 ---------------------------------------- . ); . diag.span_suggestion_verbose(stmt.span, SUGG_MSG, suggestion, Applicability::HasPlaceholders); . } . }); . } . } . . impl LateLintPass<'_> for MapUnit { 41,566 ( 0.00%) fn check_stmt(&mut self, cx: &LateContext<'_>, stmt: &hir::Stmt<'_>) { 16,037 ( 0.00%) if let hir::StmtKind::Semi(expr) = stmt.kind 8,322 ( 0.00%) && !stmt.span.from_expansion() 904 ( 0.00%) && let Some(arglists) = method_chain_args(expr, &[sym::map]) 15,870 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::method_chain_args (113x) . { . lint_map_unit_fn(cx, stmt, expr, arglists[0]); . } 47,504 ( 0.00%) } . } 8,322 ( 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 { 23,751 ( 0.00%) fn check_pat(&mut self, cx: &LateContext<'tcx>, ref_pat: &'tcx Pat<'_>) { 6,786 ( 0.00%) if let PatKind::Ref(pat, Pinnedness::Not, Mutability::Not) = ref_pat.kind . && !ref_pat.span.from_expansion() . && cx . .tcx . .hir_parent_iter(ref_pat.hir_id) . .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(_))) . { -- line 48 ---------------------------------------- -- line 100 ---------------------------------------- . ref_pat, . pat, . fields.iter().map(|field| field.pat), . ); . }, . _ => {}, . } . } 27,144 ( 0.00%) } . } . . fn check_subpatterns<'tcx>( . cx: &LateContext<'tcx>, . message: &'static str, . ref_pat: &Pat<'_>, . pat: &Pat<'_>, . subpatterns: impl IntoIterator>, -- line 116 ---------------------------------------- -------------------------------------------------------------------------------- -- 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 { 193,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, e: &Expr<'_>) { 91,704 ( 0.01%) if !e.span.from_expansion() 251 ( 0.00%) && let ExprKind::Unary(UnOp::Deref, deref_target) = e.kind 146 ( 0.00%) && !deref_target.span.from_expansion() 146 ( 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, . ); . } 193,200 ( 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 ---------------------------------------- 9,792 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/types/vec_box.rs -------------------------------------------------------------------------------- Ir -- line 7 ---------------------------------------- . use rustc_hir_analysis::lower_ty; . use rustc_lint::LateContext; . use rustc_middle::ty::TypeVisitableExt as _; . use rustc_middle::ty::layout::LayoutOf as _; . use rustc_span::symbol::sym; . . use super::VEC_BOX; . 4,444 ( 0.00%) pub(super) fn check<'tcx>( . cx: &LateContext<'tcx>, . hir_ty: &hir::Ty<'_>, . qpath: &QPath<'tcx>, . def_id: DefId, . box_size_threshold: u64, . ) -> bool { 3,232 ( 0.00%) if cx.tcx.is_diagnostic_item(sym::Vec, def_id) 24,602 ( 0.00%) => ???:::is_diagnostic_item (404x) 50 ( 0.00%) && let Some(last) = last_path_segment(qpath).args 120 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::last_path_segment (10x) . // Get the _ part of Vec<_> 40 ( 0.00%) && let Some(GenericArg::Type(ty)) = last.args.first() . // extract allocator from the Vec for later . && let vec_alloc_ty = last.args.get(1) . // ty is now _ at this point 38 ( 0.00%) && let TyKind::Path(ref ty_qpath) = ty.kind 48 ( 0.00%) && let res = cx.qpath_res(ty_qpath, ty.hir_id) 184 ( 0.00%) => ???:::qpath_res (8x) . && let Some(def_id) = res.opt_def_id() 14 ( 0.00%) && Some(def_id) == cx.tcx.lang_items().owned_box() 280 ( 0.00%) => ???:::lang_items (7x) . // At this point, we know ty is Box, now get T . && let Some(last) = last_path_segment(ty_qpath).args . && let Some(GenericArg::Type(boxed_ty)) = last.args.first() . // extract allocator from the Box for later . && let boxed_alloc_ty = last.args.get(1) . // we don't expect to encounter `_` here so ignore `GenericArg::Infer` is okay . && let ty_ty = lower_ty(cx.tcx, boxed_ty.as_unambig_ty()) . && !ty_ty.has_escaping_bound_vars() -- line 40 ---------------------------------------- -- line 69 ---------------------------------------- . "try", . format!("Vec<{}>", snippet(cx, boxed_ty.span, "..")), . Applicability::Unspecified, . ); . true . } else { . false . } 3,232 ( 0.00%) } 14 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/minmax.rs -------------------------------------------------------------------------------- Ir -- line 31 ---------------------------------------- . pub MIN_MAX, . correctness, . "`min(_, max(_, _))` (or vice versa) with bounds clamping the result to a constant" . } . . declare_lint_pass!(MinMaxPass => [MIN_MAX]); . . impl<'tcx> LateLintPass<'tcx> for MinMaxPass { 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 96,600 ( 0.01%) if let Some((outer_max, outer_c, oe)) = min_max(cx, expr) 1,309,117 ( 0.09%) => site/frontend/rust-clippy/clippy_lints/src/minmax.rs:clippy_lints::minmax::min_max (32,200x) . && let Some((inner_max, inner_c, ie)) = min_max(cx, oe) . && outer_max != inner_max . && let Some(ord) = Constant::partial_cmp(cx.tcx, cx.typeck_results().expr_ty(ie), &outer_c, &inner_c) . && matches!( . (outer_max, ord), . (MinMax::Max, Equal | Greater) | (MinMax::Min, Equal | Less) . ) . { . span_lint( . cx, . MIN_MAX, . expr.span, . "this `min`/`max` combination leads to constant result", . ); . } 193,200 ( 0.01%) } . } . . #[derive(PartialEq, Eq, Debug, Clone, Copy)] . enum MinMax { . Min, . Max, . } . 225,400 ( 0.02%) fn min_max<'a>(cx: &LateContext<'_>, expr: &'a Expr<'a>) -> Option<(MinMax, Constant, &'a Expr<'a>)> { 148,936 ( 0.01%) match expr.kind { 6,032 ( 0.00%) ExprKind::Call(path, args) => { 18,096 ( 0.00%) if let ExprKind::Path(ref qpath) = path.kind { . cx.typeck_results() 24,128 ( 0.00%) .qpath_res(qpath, path.hir_id) 139,284 ( 0.01%) => ???:::qpath_res (6,032x) . .opt_def_id() 36,102 ( 0.00%) .and_then(|def_id| match cx.tcx.get_diagnostic_name(def_id) { 338,957 ( 0.02%) => ???:::get_diagnostic_name (6,017x) . Some(sym::cmp_min) => fetch_const(cx, expr.span.ctxt(), None, args, MinMax::Min), . Some(sym::cmp_max) => fetch_const(cx, expr.span.ctxt(), None, args, MinMax::Max), . _ => None, . }) . } else { . None . } . }, 2,916 ( 0.00%) ExprKind::MethodCall(path, receiver, args @ [_], _) => { 216 ( 0.00%) let m = match path.ident.name { 864 ( 0.00%) sym::max => MinMax::Max, . sym::min => MinMax::Min, . _ => return None, . }; . if cx.typeck_results().expr_ty(receiver).is_floating_point() . || cx.ty_based_def(expr).opt_parent(cx).is_diag_item(cx, sym::Ord) . { . fetch_const(cx, expr.span.ctxt(), Some(receiver), args, m) . } else { . None . } . }, . _ => None, . } 257,600 ( 0.02%) } . . fn fetch_const<'a>( . cx: &LateContext<'_>, . ctxt: SyntaxContext, . receiver: Option<&'a Expr<'a>>, . args: &'a [Expr<'a>], . m: MinMax, . ) -> Option<(MinMax, Constant, &'a Expr<'a>)> { -- line 105 ---------------------------------------- 6,032 ( 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) { 25,114 ( 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, . ); . } 2,852 ( 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() 26 ( 0.00%) .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. . && cx.get_lint_level_spec(crate::rest_when_destructuring_struct::REST_PATTERN_ACCESSIBLE_FIELD).is_allow() . && !pat.span.in_external_macro(cx.sess().source_map()) . { . // Unlike the tuples above, structs have patfields rather than patterns, and separate out the . // `..` into a separate parameter. Also, the `..` can only be at the end of the pattern. -- line 50 ---------------------------------------- 78 ( 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { . // If the expression is a call (`Box::new(...)`) 78,413 ( 0.01%) if let ExprKind::Call(box_new, [arg]) = expr.kind . // And call is of the form `::something` . // Here, it would be `::new` 7,899 ( 0.00%) && let ExprKind::Path(QPath::TypeRelative(ty, seg)) = box_new.kind . // And that method is `new` 103 ( 0.00%) && seg.ident.name == sym::new . // And the call is that of a `Box` method . && 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())` . && 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 -- line 54 ---------------------------------------- -- line 62 ---------------------------------------- . BOX_DEFAULT, . expr.span, . "`Box::new(_)` of default value", . "try", . "Box::default()".into(), . Applicability::MachineApplicable, . ); . } 257,600 ( 0.02%) } . } . . 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 ---------------------------------------- -------------------------------------------------------------------------------- -- 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. 70,737 ( 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 { 68,201 ( 0.00%) Relaxed => intrinsics::atomic_load::(dst), 13,542 ( 0.00%) Acquire => intrinsics::atomic_load::(dst), 6,962 ( 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), 8 ( 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 { 11,651 ( 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), 15,354 ( 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) => { 12 ( 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 ---------------------------------------- 152 ( 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<'_>) { 15 ( 0.00%) let mut applicability = Applicability::MachineApplicable; 35 ( 0.00%) if let Some(hint) = str_literal_to_char_literal(cx, arg, &mut applicability, true) { 174 ( 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> (5x) . 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) { 10 ( 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 { 193,200 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 91,704 ( 0.01%) if !expr.span.from_expansion() 2,816 ( 0.00%) && let ExprKind::MethodCall(method, receiver, args, _) = expr.kind 704 ( 0.00%) && let method_name = method.ident.name 13 ( 0.00%) && let Some(&(_, pos)) = PATTERN_METHODS . .iter() . .find(|(array_method_name, _)| *array_method_name == method_name) . && let Some(arg) = args.get(pos) 21 ( 0.00%) && let ty::Ref(_, ty, _) = cx.typeck_results().expr_ty_adjusted(receiver).kind() 371 ( 0.00%) => ???:::expr_ty_adjusted (7x) 21 ( 0.00%) && ty.is_str() . { . check_single_char_pattern_lint(cx, arg); . 5 ( 0.00%) check_manual_pattern_char_comparison(cx, arg, self.msrv); . } 193,200 ( 0.01%) } . } 9,811 ( 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 { 128,800 ( 0.01%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &'_ Expr<'_>) { 66,107 ( 0.00%) if let ExprKind::Lit(lit) = expr.kind 5,652 ( 0.00%) && let LitKind::Str(_, _) | LitKind::Char(_) = lit.node . { 3,414 ( 0.00%) check_str(cx, lit.span, expr.hir_id); . } 161,000 ( 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) { 6,828 ( 0.00%) if !span_is_local(span) { 367,899 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::span_is_local (1,707x) . 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 ---------------------------------------- 3,414 ( 0.00%) -------------------------------------------------------------------------------- -- 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 { 212,562 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 187,594 ( 0.01%) match &expr.kind { . // ((..)) . // ^^^^^^ expr . // ^^^^ inner . ExprKind::Paren(inner) . 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) => -- line 53 ---------------------------------------- -- line 69 ---------------------------------------- . applicability, . ); . }, . . // func((n)) . // ^^^^^^^^^ expr . // ^^^ arg . // ^ inner 1,134 ( 0.00%) ExprKind::Call(_, args) | ExprKind::MethodCall(MethodCall { args, .. }) 13,618 ( 0.00%) if let [arg] = &**args 5,538 ( 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, . ); . }, . _ => {}, . } 242,928 ( 0.02%) } . } . . /// 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 ---------------------------------------- 1,846 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/repeat_vec_with_capacity.rs -------------------------------------------------------------------------------- Ir -- line 72 ---------------------------------------- . diag.note(note); . diag.span_suggestion_verbose(span, sugg_msg, sugg, Applicability::MaybeIncorrect); . }, . ); . } . . /// Checks `vec![Vec::with_capacity(x); n]` . fn check_vec_macro(cx: &LateContext<'_>, expr: &Expr<'_>) { 96,600 ( 0.01%) if let Some(VecArgs::Repeat(repeat_expr, len_expr)) = VecArgs::hir(cx, expr) 6,512,591 ( 0.44%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (32,200x) . && matching_root_macro_call(cx, expr.span, sym::vec_macro).is_some() . && fn_def_id(cx, repeat_expr).is_some_and(|did| cx.tcx.is_diagnostic_item(sym::vec_with_capacity, did)) . && !len_expr.span.from_expansion() . && let Some(Constant::Int(2..)) = ConstEvalCtxt::new(cx).eval(expr_or_init(cx, len_expr)) . { . emit_lint( . cx, . expr.span.source_callsite(), -- line 88 ---------------------------------------- -- line 95 ---------------------------------------- . snippet(cx, repeat_expr.span, "..") . ), . ); . } . } . . /// Checks `iter::repeat(Vec::with_capacity(x))` . fn check_repeat_fn(cx: &LateContext<'_>, expr: &Expr<'_>, msrv: Msrv) { 64,400 ( 0.00%) if !expr.span.from_expansion() 23,488 ( 0.00%) && fn_def_id(cx, expr).is_some_and(|did| cx.tcx.is_diagnostic_item(sym::iter_repeat, did)) 284,142 ( 0.02%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::fn_def_id (4,896x) 78,472 ( 0.01%) => ???:::is_diagnostic_item (1,100x) . && let ExprKind::Call(_, [repeat_expr]) = expr.kind . && fn_def_id(cx, repeat_expr).is_some_and(|did| cx.tcx.is_diagnostic_item(sym::vec_with_capacity, did)) . && !repeat_expr.span.from_expansion() . && let Some(exec_context) = std_or_core(cx) . && msrv.meets(cx, msrvs::REPEAT_WITH) . { . emit_lint( . cx, -- line 112 ---------------------------------------- -- line 118 ---------------------------------------- . "{exec_context}::iter::repeat_with(|| {})", . snippet(cx, repeat_expr.span, "..") . ), . ); . } . } . . impl LateLintPass<'_> for RepeatVecWithCapacity { 354,200 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { . check_vec_macro(cx, expr); 32,200 ( 0.00%) check_repeat_fn(cx, expr, self.msrv); 257,600 ( 0.02%) } . } -------------------------------------------------------------------------------- -- 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 { 11 ( 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, . { 240 ( 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, . { 822 ( 0.00%) match self { 1,012 ( 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, . { 128 ( 0.00%) match self { 63 ( 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, . { 5,445 ( 0.00%) match self { 5,246 ( 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, . { 1,748 ( 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, . { 142 ( 0.00%) match self { 12 ( 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 1586 ---------------------------------------- . #[inline] . #[stable(feature = "rust1", since = "1.0.0")] . #[rustc_const_unstable(feature = "const_result_trait_fn", issue = "144211")] . pub const fn unwrap_or(self, default: T) -> T . where . T: [const] Destruct, . E: [const] Destruct, . { 8 ( 0.00%) match self { . Ok(t) => t, . Err(_) => default, . } . } . . /// Returns the contained [`Ok`] value or computes it from a closure. . /// . /// -- line 1602 ---------------------------------------- -- 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 { 7,900 ( 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 { 1,488 ( 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 { 5,291 ( 0.00%) match self { 2,668 ( 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 ---------------------------------------- 8,834 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/drop_forget_ref.rs -------------------------------------------------------------------------------- Ir -- line 73 ---------------------------------------- . declare_lint_pass!(DropForgetRef => [DROP_NON_DROP, FORGET_NON_DROP, MEM_FORGET]); . . const DROP_NON_DROP_SUMMARY: &str = "call to `std::mem::drop` with a value that does not implement `Drop`. \ . Dropping such a type only extends its contained lifetimes"; . const FORGET_NON_DROP_SUMMARY: &str = "call to `std::mem::forget` with a value that does not implement `Drop`. \ . Forgetting such a type is the same as dropping it"; . . impl<'tcx> LateLintPass<'tcx> for DropForgetRef { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 78,413 ( 0.01%) if let ExprKind::Call(path, [arg]) = expr.kind 5,847 ( 0.00%) && let ExprKind::Path(ref qpath) = path.kind 7,796 ( 0.00%) && let Some(def_id) = cx.qpath_res(qpath, path.hir_id).opt_def_id() 50,504 ( 0.00%) => ???:::qpath_res (1,949x) 9,670 ( 0.00%) && let Some(fn_name) = cx.tcx.get_diagnostic_name(def_id) 121,043 ( 0.01%) => ???:::get_diagnostic_name (1,934x) . { 15 ( 0.00%) let arg_ty = cx.typeck_results().expr_ty(arg); 200 ( 0.00%) => ???:::expr_ty (5x) 25 ( 0.00%) let is_copy = is_copy(cx, arg_ty); 8,905 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::is_copy (5x) 21 ( 0.00%) let drop_is_single_call_in_arm = is_single_call_in_arm(cx, arg, expr); . let (lint, msg, note_span) = match fn_name { . // early return for uplifted lints: dropping_references, dropping_copy_types, forgetting_references, . // forgetting_copy_types 20 ( 0.00%) sym::mem_drop if arg_ty.is_ref() && !drop_is_single_call_in_arm => return, . sym::mem_forget if arg_ty.is_ref() => return, . sym::mem_drop if is_copy && !drop_is_single_call_in_arm => return, . sym::mem_forget if is_copy => return, . sym::mem_drop if arg_ty.is_lang_item(cx, LangItem::ManuallyDrop) => return, . sym::mem_drop . if !(arg_ty.needs_drop(cx.tcx, cx.typing_env()) . || is_must_use_func_call(cx, arg) . || opt_must_use_path(cx, arg_ty).is_some() -- line 101 ---------------------------------------- -- line 127 ---------------------------------------- . let note = format!("argument has type `{arg_ty}`"); . if let Some(span) = note_span { . diag.span_note(span, note); . } else { . diag.note(note); . } . }); . } 257,600 ( 0.02%) } . } . . // dropping returned value of a function like in the following snippet is considered idiomatic, see . // #9482 for examples match { . // => drop(fn_with_side_effect_and_returning_some_value()), . // .. . // } . fn is_single_call_in_arm<'tcx>(cx: &LateContext<'tcx>, arg: &'tcx Expr<'_>, drop_expr: &'tcx Expr<'_>) -> bool { 15 ( 0.00%) if matches!(arg.kind, ExprKind::Call(..) | ExprKind::MethodCall(..)) 20 ( 0.00%) && let Node::Arm(Arm { body, .. }) = cx.tcx.parent_hir_node(drop_expr.hir_id) 432 ( 0.00%) => ???:::parent_hir_node (4x) . { . return body.hir_id == drop_expr.hir_id; . } . false . } 5,851 ( 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { 78,413 ( 0.01%) if let ExprKind::Call(path_expr, [arg]) = e.kind 13,334 ( 0.00%) && let ExprKind::Path(QPath::Resolved(None, path)) = path_expr.kind . && let Some(def_id) = path.res.opt_def_id() 12,817 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::transmute, def_id) 125,198 ( 0.01%) => ???:::is_diagnostic_item (1,831x) . { . // 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); . } . } 257,600 ( 0.02%) } . } 3,662 ( 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] 2,587 ( 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); 1,862 ( 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 { 476,620 ( 0.03%) self.tcx.sess . } . . fn opt_span_lint>( . &self, . lint: &'static Lint, . span: Option, . decorate: impl for<'a> Diagnostic<'a, ()>, . ) { 146 ( 0.00%) let hir_id = self.last_node_with_lint_attrs; . 146 ( 0.00%) match span { 511 ( 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> { 86,074 ( 0.01%) 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> { 13,710 ( 0.00%) self.tcx . } . } . . impl<'tcx> ty::layout::HasTypingEnv<'tcx> for LateContext<'tcx> { . #[inline] . fn typing_env(&self) -> ty::TypingEnv<'tcx> { 63 ( 0.00%) self.typing_env() 1,422 ( 0.00%) => ???:::typing_env (63x) . } . } . . 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 ---------------------------------------- 41,777 ( 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/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 { 44,769 ( 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. 388 ( 0.00%) if index == 0 { . return true; . } . 1,096 ( 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. 3 ( 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()] 463 ( 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)), 154 ( 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 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 { 288 ( 0.00%) pat.is_contained_in(self) 3,096 ( 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:::is_contained_in (72x) . } . . /// 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 { 17,658 ( 0.00%) pat.into_searcher(self).next_match().map(|(i, _)| i) 996,373 ( 0.07%) => /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 (5,886x) . } . . /// 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> { 389 ( 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>, . { 393 ( 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] 1,656 ( 0.00%) pub fn split_once(&self, delimiter: P) -> Option<(&'_ str, &'_ str)> { 243 ( 0.00%) let (start, end) = delimiter.into_searcher(self).next_match()?; 8,568 ( 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 (72x) . // SAFETY: `Searcher` is known to return valid indices. 216 ( 0.00%) unsafe { Some((self.get_unchecked(..start), self.get_unchecked(end..))) } 1,080 ( 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 { 84,854 ( 0.01%) self.trim_matches(char::is_whitespace) 26,808 ( 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_matches::<::is_whitespace> (127x) . } . . /// 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 { 3,772 ( 0.00%) self.trim_start_matches(char::is_whitespace) 739,110 ( 0.05%) => /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> (3,189x) . } . . /// 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")] 127,011 ( 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) } 127,011 ( 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")] 7,124 ( 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()) } 3,562 ( 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")] 72 ( 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) } 72 ( 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 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 { 3,681 ( 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 ---------------------------------------- 19,363 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/methods/needless_collect.rs -------------------------------------------------------------------------------- Ir -- line 18 ---------------------------------------- . use rustc_middle::hir::nested_filter; . use rustc_middle::ty::{self, AssocTag, ClauseKind, EarlyBinder, GenericArg, GenericArgKind, Ty, Unnormalized}; . use rustc_span::symbol::Ident; . use rustc_span::{Span, Symbol}; . . const NEEDLESS_COLLECT_MSG: &str = "avoid using `collect()` when not needed"; . . #[expect(clippy::too_many_lines)] 133 ( 0.00%) pub(super) fn check<'tcx>( . cx: &LateContext<'tcx>, . name_span: Span, . collect_expr: &'tcx Expr<'_>, . iter_expr: &'tcx Expr<'tcx>, . call_span: Span, . ) { 57 ( 0.00%) let iter_ty = cx.typeck_results().expr_ty(iter_expr); 760 ( 0.00%) => ???:::expr_ty (19x) 95 ( 0.00%) if has_non_owning_mutable_access(cx, iter_ty) { 4,610,556 ( 0.31%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::has_non_owning_mutable_access (19x) . return; // don't lint if the iterator has side effects . } . 50 ( 0.00%) if collect_turbofish_is_fully_concrete(collect_expr) { . return; // don't lint if turbofish on collect maybe the only thing anchoring the type . } . 222 ( 0.00%) match cx.tcx.parent_hir_node(collect_expr.hir_id) { 1,944 ( 0.00%) => ???:::parent_hir_node (18x) 11 ( 0.00%) Node::Expr(parent) => { 11 ( 0.00%) check_collect_into_intoiterator(cx, parent, collect_expr, call_span, iter_expr); . . let sugg: String; . let mut app; . 69 ( 0.00%) if let ExprKind::MethodCall(name, _, args @ ([] | [_]), _) = parent.kind { 1 ( 0.00%) app = Applicability::MachineApplicable; 3 ( 0.00%) let collect_ty = cx.typeck_results().expr_ty(collect_expr); 40 ( 0.00%) => ???:::expr_ty (1x) . 1 ( 0.00%) sugg = match name.ident.name { 6 ( 0.00%) sym::len => { . if let Some(adt) = collect_ty.ty_adt_def() . && matches!( . cx.tcx.get_diagnostic_name(adt.did()), . Some(sym::Vec | sym::VecDeque | sym::LinkedList | sym::BinaryHeap) . ) . { . "count()".into() . } else { -- line 62 ---------------------------------------- -- line 101 ---------------------------------------- . NEEDLESS_COLLECT, . call_span.with_hi(parent.span.hi()), . NEEDLESS_COLLECT_MSG, . "replace with", . sugg, . app, . ); . }, 6 ( 0.00%) Node::LetStmt(l) => { 60 ( 0.00%) if let PatKind::Binding(BindingMode::NONE | BindingMode::MUT, id, _, None) = l.pat.kind 24 ( 0.00%) && let ty = cx.typeck_results().expr_ty(collect_expr) 240 ( 0.00%) => ???:::expr_ty (6x) . && let Some(extra_spec) = ty.opt_diag_name(cx).and_then(ExtraFunctionSpec::new) 24 ( 0.00%) && let iter_ty = cx.typeck_results().expr_ty(iter_expr) 240 ( 0.00%) => ???:::expr_ty (6x) 36 ( 0.00%) && let Some(block) = get_enclosing_block(cx, l.hir_id) 2,214 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_enclosing_block (6x) 6 ( 0.00%) && let Some((iter_calls, extra_calls)) = 108 ( 0.00%) detect_iter_and_into_iters(block, id, cx, get_captured_ids(cx, iter_ty), extra_spec) 75,816 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/methods/needless_collect.rs:clippy_lints::methods::needless_collect::detect_iter_and_into_iters (6x) 4,682 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/methods/needless_collect.rs:clippy_lints::methods::needless_collect::get_captured_ids (6x) . && let [iter_call] = &*iter_calls . { . let mut used_count_visitor = UsedCountVisitor { . cx, . id, . extra_spec, . count: 0, . }; -- line 124 ---------------------------------------- -- line 164 ---------------------------------------- . Applicability::MaybeIncorrect, . ); . }, . ); . } . }, . _ => (), . } 152 ( 0.00%) } . . /// checks for collecting into a (generic) method or function argument . /// taking an `IntoIterator` . fn check_collect_into_intoiterator<'tcx>( . cx: &LateContext<'tcx>, . parent: &'tcx Expr<'tcx>, . collect_expr: &'tcx Expr<'tcx>, . call_span: Span, . iter_expr: &'tcx Expr<'tcx>, . ) { 55 ( 0.00%) if let Some(id) = fn_def_id(cx, parent) { 1,280 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::fn_def_id (11x) 35 ( 0.00%) let args = match parent.kind { 11 ( 0.00%) ExprKind::Call(_, args) | ExprKind::MethodCall(_, _, args, _) => args, . _ => &[], . }; . // find the argument index of the `collect_expr` in the . // function / method call . if let Some(arg_idx) = args.iter().position(|e| e.hir_id == collect_expr.hir_id).map(|i| { 110 ( 0.00%) if matches!(parent.kind, ExprKind::MethodCall(_, _, _, _)) { . i + 1 . } else { . i . } . }) { . // extract the input types of the function/method call . // that contains `collect_expr` 10 ( 0.00%) let inputs = cx . .tcx 20 ( 0.00%) .liberate_late_bound_regions(id, cx.tcx.fn_sig(id).instantiate_identity().skip_norm_wip()) . .inputs(); . . // map IntoIterator generic bounds to their signature . // types and check whether the argument type is an . // `IntoIterator` . if cx . .tcx . .param_env(id) . .caller_bounds() . .into_iter() . .filter_map(|c| { 200 ( 0.00%) if let ClauseKind::Trait(t) = c.kind().skip_binder() 700 ( 0.00%) => ???:::kind (50x) 120 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::IntoIterator, t.trait_ref.def_id) 3,000 ( 0.00%) => ???:::is_diagnostic_item (30x) . { . Some(t.self_ty()) . } else { . None . } . }) . .any(|ty| ty == inputs[arg_idx]) . { -- line 222 ---------------------------------------- -- line 232 ---------------------------------------- . } . } . } . } . . /// Returns `true` if `collect_expr`'s turbofish is fully concrete (has . /// generic arguments and none of them are inference placeholders) . fn collect_turbofish_is_fully_concrete(collect_expr: &Expr<'_>) -> bool { 36 ( 0.00%) if let ExprKind::MethodCall(segment, ..) = collect_expr.kind 54 ( 0.00%) && let Some(args) = segment.args 48 ( 0.00%) && let [a] = args.args . { 32 ( 0.00%) generic_arg_is_fully_concrete(a) . } else { . false . } . } . . fn generic_arg_is_fully_concrete(arg: &rustc_hir::GenericArg<'_>) -> bool { 252 ( 0.00%) match arg { . rustc_hir::GenericArg::Infer(_) => false, 56 ( 0.00%) rustc_hir::GenericArg::Type(ty) => ty_is_fully_concrete(ty.as_unambig_ty()), 1,542 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/methods/needless_collect.rs:clippy_lints::methods::needless_collect::ty_is_fully_concrete (16x) . rustc_hir::GenericArg::Const(ct) => !matches!(ct.as_unambig_ct().kind, rustc_hir::ConstArgKind::Infer(..)), . rustc_hir::GenericArg::Lifetime(_) => true, . } . } . 234 ( 0.00%) fn ty_is_fully_concrete(ty: &rustc_hir::Ty<'_>) -> bool { 234 ( 0.00%) match &ty.kind { . rustc_hir::TyKind::Infer(..) => false, 52 ( 0.00%) rustc_hir::TyKind::Path(rustc_hir::QPath::Resolved(_, path)) => path.segments.iter().all(|seg| { 26 ( 0.00%) seg.args 26 ( 0.00%) .is_none_or(|a| a.args.iter().all(generic_arg_is_fully_concrete)) . }), . rustc_hir::TyKind::Ref(_, mut_ty) => ty_is_fully_concrete(mut_ty.ty), . rustc_hir::TyKind::Slice(ty) | rustc_hir::TyKind::Array(ty, _) => ty_is_fully_concrete(ty), . rustc_hir::TyKind::Tup(tys) => tys.iter().all(ty_is_fully_concrete), . _ => true, . } 208 ( 0.00%) } . /// Checks if the given method call matches the expected signature of `([&[mut]] self) -> bool` . fn is_is_empty_sig(cx: &LateContext<'_>, call_id: HirId) -> bool { . cx.typeck_results().type_dependent_def_id(call_id).is_some_and(|id| { . let sig = cx.tcx.fn_sig(id).instantiate_identity().skip_norm_wip().skip_binder(); . sig.inputs().len() == 1 && sig.output().is_bool() . }) . } . -- line 279 ---------------------------------------- -- line 485 ---------------------------------------- . extra_spec: ExtraFunctionSpec, . hir_id_uses_map: FxHashMap, . current_statement_hir_id: Option, . seen_other: bool, . target: HirId, . } . . impl<'tcx> Visitor<'tcx> for IterFunctionVisitor<'_, 'tcx> { 315 ( 0.00%) fn visit_block(&mut self, block: &'tcx Block<'tcx>) { 35 ( 0.00%) for (expr, hir_id) in block.stmts.iter().filter_map(get_expr_and_hir_id_from_stmt) { . if check_loop_kind(expr).is_some() { . continue; . } 605 ( 0.00%) self.visit_block_expr(expr, hir_id); 41,900 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/methods/needless_collect.rs:::visit_block_expr (15x) . } 105 ( 0.00%) if let Some(expr) = block.expr { 29 ( 0.00%) if let Some(loop_kind) = check_loop_kind(expr) { . if let LoopKind::Conditional(block_expr) = loop_kind { . self.visit_block_expr(block_expr, None); . } . } else { . self.visit_block_expr(expr, None); . } . } 24 ( 0.00%) } . . #[expect(clippy::too_many_lines)] 3,794 ( 0.00%) fn visit_expr(&mut self, expr: &'tcx Expr<'tcx>) { . // Check function calls on our collection 1,626 ( 0.00%) if let ExprKind::MethodCall(method_name, recv, args, _) = &expr.kind { 66 ( 0.00%) if args.is_empty() 40 ( 0.00%) && method_name.ident.name == sym::collect 18 ( 0.00%) && self . .cx 18 ( 0.00%) .ty_based_def(expr) 24 ( 0.00%) .opt_parent(self.cx) 6 ( 0.00%) .is_diag_item(self.cx, sym::Iterator) . { 78 ( 0.00%) self.current_mutably_captured_ids = get_captured_ids(self.cx, self.cx.typeck_results().expr_ty(recv)); 240 ( 0.00%) => ???:::expr_ty (6x) 12 ( 0.00%) self.visit_expr(recv); 2,507 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/methods/needless_collect.rs:::visit_expr'2 (6x) . return; . } . 40 ( 0.00%) if recv.res_local_id() == Some(self.target) { . if self . .illegal_mutable_capture_ids . .intersection(&self.current_mutably_captured_ids) . .next() . .is_none() . { 17 ( 0.00%) if let Some(hir_id) = self.current_statement_hir_id { . self.hir_id_uses_map.insert(hir_id, self.uses.len()); . } 10 ( 0.00%) match method_name.ident.name { 30 ( 0.00%) sym::into_iter => self.uses.push(Some(IterFunction { . func: IterFunctionKind::IntoIter(expr.hir_id), . span: expr.span, . })), 1 ( 0.00%) sym::len => self.uses.push(Some(IterFunction { . func: IterFunctionKind::Len, 1 ( 0.00%) span: expr.span, 1 ( 0.00%) })), . sym::is_empty => self.uses.push(Some(IterFunction { . func: IterFunctionKind::IsEmpty, . span: expr.span, . })), . sym::contains => self.uses.push(Some(IterFunction { . func: IterFunctionKind::Contains(args[0].span), . span: expr.span, . })), 8 ( 0.00%) name if let is_push_back = self.extra_spec.push_symbol.back.is_some_and(|sym| name == sym) 12 ( 0.00%) && (is_push_back || self.extra_spec.push_symbol.front.is_some_and(|sym| name == sym)) . && self.uses.is_empty() => . { . let span = get_span_of_expr_or_parent_stmt(self.cx, expr); . match self.extras.last_mut() { . Some(ExtraFunction::Push { back, .. }) if is_push_back => { . back.push(ExtraFunctionSpan { . func_span: span, . arg_span: args[0].span, -- line 564 ---------------------------------------- -- line 595 ---------------------------------------- . { . let span = get_span_of_expr_or_parent_stmt(self.cx, expr); . self.extras.push(ExtraFunction::Extend(ExtraFunctionSpan { . func_span: span, . arg_span: args[0].span, . })); . }, . _ => { 4 ( 0.00%) self.seen_other = true; 16 ( 0.00%) if let Some(hir_id) = self.current_statement_hir_id { . self.hir_id_uses_map.remove(&hir_id); . } . }, . } . } . return; . } . 16 ( 0.00%) if let Some(hir_id) = recv.res_local_id() 8 ( 0.00%) && let Some(index) = self.hir_id_uses_map.remove(&hir_id) . { . if self . .illegal_mutable_capture_ids . .intersection(&self.current_mutably_captured_ids) . .next() . .is_none() . { . if let Some(hir_id) = self.current_statement_hir_id { -- line 622 ---------------------------------------- -- line 623 ---------------------------------------- . self.hir_id_uses_map.insert(hir_id, index); . } . } else { . self.uses[index] = None; . } . } . } . // Check if the collection is used for anything else 126 ( 0.00%) if expr.res_local_id() == Some(self.target) { 4 ( 0.00%) self.seen_other = true; . } else { 529 ( 0.00%) walk_expr(self, expr); 60,866 ( 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:: (11x) . } 4,336 ( 0.00%) } . } . . /// If parent of the `expr` is a statement, return the span of the statement, otherwise return the . /// span of the expression. . fn get_span_of_expr_or_parent_stmt<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> Span { . if let Node::Stmt(stmt) = cx.tcx.parent_hir_node(expr.hir_id) { . stmt.span . } else { -- line 644 ---------------------------------------- -- line 653 ---------------------------------------- . . fn check_loop_kind<'tcx>(expr: &Expr<'tcx>) -> Option> { . if let Some(higher::WhileLet { let_expr, .. }) = higher::WhileLet::hir(expr) { . return Some(LoopKind::Conditional(let_expr)); . } . if let Some(higher::While { condition, .. }) = higher::While::hir(expr) { . return Some(LoopKind::Conditional(condition)); . } 692 ( 0.00%) if let Some(higher::ForLoop { arg, .. }) = higher::ForLoop::hir(expr) { 300 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (20x) . return Some(LoopKind::Conditional(arg)); . } . if let ExprKind::Loop { .. } = expr.kind { . return Some(LoopKind::Loop); . } . . None . } . . impl<'tcx> IterFunctionVisitor<'_, 'tcx> { 765 ( 0.00%) fn visit_block_expr(&mut self, expr: &'tcx Expr<'tcx>, hir_id: Option) { 306 ( 0.00%) self.current_statement_hir_id = hir_id; 1,683 ( 0.00%) self.current_mutably_captured_ids = get_captured_ids(self.cx, self.cx.typeck_results().expr_ty(expr)); 800 ( 0.00%) => ???:::expr_ty (20x) 459 ( 0.00%) self.visit_expr(expr); 71,192 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/methods/needless_collect.rs:::visit_expr (20x) 765 ( 0.00%) } . } . . fn get_expr_and_hir_id_from_stmt<'v>(stmt: &'v Stmt<'v>) -> Option<(&'v Expr<'v>, Option)> { 404 ( 0.00%) match stmt.kind { . StmtKind::Expr(expr) | StmtKind::Semi(expr) => Some((expr, None)), . StmtKind::Item(..) => None, . StmtKind::Let(LetStmt { init, pat, .. }) => { 238 ( 0.00%) if let PatKind::Binding(_, hir_id, ..) = pat.kind { . init.map(|init_expr| (init_expr, Some(hir_id))) . } else { . init.map(|init_expr| (init_expr, None)) . } . }, . } . } . -- line 692 ---------------------------------------- -- line 719 ---------------------------------------- . . fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt { . self.cx.tcx . } . } . . /// Detect the occurrences of calls to `iter` or `into_iter` for the . /// given identifier 42 ( 0.00%) fn detect_iter_and_into_iters<'tcx: 'a, 'a>( . block: &'tcx Block<'tcx>, . id: HirId, . cx: &'a LateContext<'tcx>, . captured_ids: HirIdSet, . extra_spec: ExtraFunctionSpec, . ) -> Option<(Vec, Vec)> { 210 ( 0.00%) let mut visitor = IterFunctionVisitor { . illegal_mutable_capture_ids: captured_ids, . current_mutably_captured_ids: HirIdSet::default(), . cx, . uses: Vec::new(), . extras: Vec::new(), . extra_spec, . hir_id_uses_map: FxHashMap::default(), . current_statement_hir_id: None, . seen_other: false, . target: id, . }; 6 ( 0.00%) visitor.visit_block(block); 75,197 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/methods/needless_collect.rs:::visit_block (6x) 18 ( 0.00%) if visitor.seen_other { 6 ( 0.00%) None . } else { . Some((visitor.uses.into_iter().flatten().collect(), visitor.extras)) . } 48 ( 0.00%) } . 18 ( 0.00%) fn get_captured_ids(cx: &LateContext<'_>, ty: Ty<'_>) -> HirIdSet { 2,133 ( 0.00%) fn get_captured_ids_recursive(cx: &LateContext<'_>, ty: Ty<'_>, set: &mut HirIdSet) { 937 ( 0.00%) match ty.kind() { . ty::Adt(_, generics) => { 124 ( 0.00%) for generic in *generics { . if let GenericArgKind::Type(ty) = generic.kind() { 216 ( 0.00%) get_captured_ids_recursive(cx, ty, set); 8,866 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/methods/needless_collect.rs:clippy_lints::methods::needless_collect::get_captured_ids::get_captured_ids_recursive'2 (44x) . } . } . }, . ty::Closure(def_id, _) => { 108 ( 0.00%) let closure_hir_node = cx.tcx.hir_get_if_local(*def_id).unwrap(); 2,646 ( 0.00%) => ???:::hir_get_if_local (18x) 36 ( 0.00%) if let Node::Expr(closure_expr) = closure_hir_node { 36 ( 0.00%) can_move_expr_to_closure(cx, closure_expr) 3,414 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::can_move_expr_to_closure (18x) . .unwrap() . .into_iter() . .for_each(|(hir_id, capture_kind)| { 4 ( 0.00%) if matches!(capture_kind, CaptureKind::Ref(Mutability::Mut)) { . set.insert(hir_id); . } . }); . } . }, . _ => (), . } 1,880 ( 0.00%) } . . let mut set = HirIdSet::default(); . 501 ( 0.00%) get_captured_ids_recursive(cx, ty, &mut set); 4,526 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/methods/needless_collect.rs:clippy_lints::methods::needless_collect::get_captured_ids::get_captured_ids_recursive (6x) . 1,320 ( 0.00%) set 18 ( 0.00%) } . . struct IteratorMethodCheckVisitor<'a, 'tcx> { . cx: &'a LateContext<'tcx>, . hir_id_of_expr: HirId, . hir_id_of_let_binding: Option, . } . . impl<'tcx> Visitor<'tcx> for IteratorMethodCheckVisitor<'_, 'tcx> { -- line 794 ---------------------------------------- 1,170 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/default.rs -------------------------------------------------------------------------------- Ir -- line 73 ---------------------------------------- . . #[derive(Default)] . pub struct Default { . // Spans linted by `field_reassign_with_default`. . reassigned_linted: FxHashSet, . } . . impl<'tcx> LateLintPass<'tcx> for Default { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 96,600 ( 0.01%) if !expr.span.from_expansion() . // Avoid cases already linted by `field_reassign_with_default` 5,718 ( 0.00%) && !self.reassigned_linted.contains(&expr.span) 19 ( 0.00%) && let ExprKind::Call(path, []) = expr.kind 209 ( 0.00%) && !in_automatically_derived(cx.tcx, expr.hir_id) 12,121 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::in_automatically_derived (19x) 57 ( 0.00%) && let ExprKind::Path(ref qpath) = path.kind 95 ( 0.00%) && let Some(def_id) = cx.qpath_res(qpath, path.hir_id).opt_def_id() 1,317 ( 0.00%) => ???:::qpath_res (19x) 95 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::default_fn, def_id) 1,378 ( 0.00%) => ???:::is_diagnostic_item (19x) . && !is_update_syntax_base(cx, expr) . // Detect and ignore ::default() because these calls do explicitly name the type. . && let QPath::Resolved(None, _path) = qpath . && let expr_ty = cx.typeck_results().expr_ty(expr) . && let ty::Adt(def, ..) = expr_ty.kind() . && !is_from_proc_macro(cx, expr) . { . let replacement = with_forced_trimmed_paths!(format!("{}::default()", cx.tcx.def_path_str(def.did()))); -- line 97 ---------------------------------------- -- line 100 ---------------------------------------- . DEFAULT_TRAIT_ACCESS, . expr.span, . format!("calling `{replacement}` is more clear than this expression"), . "try", . replacement, . Applicability::Unspecified, // First resolve the TODO above . ); . } 257,600 ( 0.02%) } . . #[expect(clippy::too_many_lines)] 13,257 ( 0.00%) fn check_block(&mut self, cx: &LateContext<'tcx>, block: &Block<'tcx>) { . // start from the `let mut _ = _::default();` and look at all the following . // statements, see if they re-assign the fields of the binding . let stmts_head = match block.stmts { 5,892 ( 0.00%) [] | [_] => return, . // Skip the last statement since there cannot possibly be any following statements that re-assign fields. . [head @ .., _] => head, . }; . for (stmt_idx, stmt) in stmts_head.iter().enumerate() { . // find all binding statements like `let mut _ = T::default()` where `T::default()` is the . // `default` method of the `Default` trait, and store statement index in current block being . // checked and the name of the bound variable 10,861 ( 0.00%) let (local, variant, binding_name, binding_type, span) = if let StmtKind::Let(local) = stmt.kind . // only take `let ...` statements 3,615 ( 0.00%) && let Some(expr) = local.init 8,428 ( 0.00%) && !in_automatically_derived(cx.tcx, expr.hir_id) 785,059 ( 0.05%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::in_automatically_derived (1,204x) 2,400 ( 0.00%) && !expr.span.from_expansion() . // only take bindings to identifiers 1,476 ( 0.00%) && let PatKind::Binding(_, binding_id, ident, _) = local.pat.kind . // only when assigning `... = Default::default()` 1,195 ( 0.00%) && is_expr_default(cx, expr) 3,048 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_expr_default (239x) . && let binding_type = cx.typeck_results().node_type(binding_id) . && let ty::Adt(adt, args) = *binding_type.kind() . && adt.is_struct() . && let variant = adt.non_enum_variant() . && !variant.field_list_has_applicable_non_exhaustive() . && let module_did = cx.tcx.parent_module(stmt.hir_id) . && variant . .fields -- line 139 ---------------------------------------- -- line 242 ---------------------------------------- . first_assign.unwrap().span, . "field assignment outside of initializer for an instance created with Default::default()", . Some(local.span), . format!("consider initializing the variable with `{sugg}` and removing relevant reassignments"), . ); . self.reassigned_linted.insert(span); . } . } 11,784 ( 0.00%) } . } . . /// Returns the reassigned field and the assigning expression (right-hand side of assign). . fn field_reassigned_by_stmt<'tcx>(this: &Stmt<'tcx>, binding_name: Symbol) -> Option<(Ident, &'tcx Expr<'tcx>)> { . if let StmtKind::Semi(later_expr) = this.kind . // only take assignments . && let ExprKind::Assign(assign_lhs, assign_rhs, _) = later_expr.kind . // only take assignments to fields where the left-hand side field is a field of -- line 258 ---------------------------------------- 8,965 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_utils/src/res.rs -------------------------------------------------------------------------------- Ir -- line 41 ---------------------------------------- . /// only returned so logic errors can be handled by not emitting a lint on . /// release builds. . #[inline] . #[cfg_attr(debug_assertions, track_caller)] . fn ty_based_def(&self, node: impl HasHirId) -> Option { . #[inline] . #[cfg_attr(debug_assertions, track_caller)] . fn f(typeck: &TypeckResults<'_>, id: HirId) -> Option { 721 ( 0.00%) if typeck.hir_owner == id.owner { 2,621 ( 0.00%) let def = typeck.type_dependent_def(id); 11,908 ( 0.00%) => ???:::type_dependent_def (216x) . debug_assert!( . def.is_some(), . "attempted type-dependent lookup for a node with no definition\ . \n node `{id:?}`", . ); . def . } else { . debug_assert!( -- line 58 ---------------------------------------- -- line 99 ---------------------------------------- . /// use for type dependant lookup. . fn opt_qpath(self) -> Option>; . . /// If this is a path gets its resolution. Returns `Res::Err` otherwise. . #[inline] . #[cfg_attr(debug_assertions, track_caller)] . fn res<'tcx>(self, typeck: &impl MaybeTypeckRes<'tcx>) -> Res { . #[cfg_attr(debug_assertions, track_caller)] 4,194 ( 0.00%) fn f(qpath: &QPath<'_>, id: HirId, typeck: &TypeckResults<'_>) -> Res { 8,698 ( 0.00%) match *qpath { 19,945 ( 0.00%) QPath::Resolved(_, p) => p.res, 2,653 ( 0.00%) QPath::TypeRelative(..) if let Some((kind, id)) = typeck.ty_based_def(id) => Res::Def(kind, id), . QPath::TypeRelative(..) => Res::Err, . } 4,660 ( 0.00%) } . match self.opt_qpath() { 10,616 ( 0.00%) Some((qpath, id)) if let Some(typeck) = typeck.typeck_res() => f(qpath, id, typeck), 24,969 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/res.rs:clippy_utils::res::MaybeQPath::res::f (1,949x) 27 ( 0.00%) _ => Res::Err, . } . } . . /// If this is a path with the specified name as its final segment gets its . /// resolution. Returns `Res::Err` otherwise. . #[inline] . #[cfg_attr(debug_assertions, track_caller)] . fn res_if_named<'tcx>(self, typeck: &impl MaybeTypeckRes<'tcx>, name: Symbol) -> Res { -- line 124 ---------------------------------------- -- line 243 ---------------------------------------- . } . . /// If this is a type-relative path gets the definition it resolves to. . /// . /// Only inherent associated items require a type-relative path. . #[inline] . #[cfg_attr(debug_assertions, track_caller)] . fn ty_rel_def<'tcx>(self, typeck: &impl MaybeTypeckRes<'tcx>) -> Option { 45 ( 0.00%) match self.opt_qpath() { 85 ( 0.00%) Some((QPath::TypeRelative(..), id)) => typeck.ty_based_def(id), . _ => None, . } . } . . /// If this is a type-relative path to an item with the specified name gets . /// the definition it resolves to. . /// . /// Only inherent associated items require a type-relative path. . #[inline] . #[cfg_attr(debug_assertions, track_caller)] . fn ty_rel_def_if_named<'tcx>(self, typeck: &impl MaybeTypeckRes<'tcx>, name: Symbol) -> Option { 28 ( 0.00%) match self.opt_qpath() { . Some((&QPath::TypeRelative(_, seg), id)) if seg.ident.name == name => typeck.ty_based_def(id), . _ => None, . } . } . . /// If this is a type-relative path gets the definition it resolves to and . /// its final segment. . /// -- line 272 ---------------------------------------- -- line 285 ---------------------------------------- . #[inline] . fn opt_qpath(self) -> Option> { . Some((self.0, self.1)) . } . } . impl<'tcx> MaybeQPath<'tcx> for &'tcx Expr<'_> { . #[inline] . fn opt_qpath(self) -> Option> { 25,928 ( 0.00%) match &self.kind { 12,597 ( 0.00%) ExprKind::Path(qpath) => Some((qpath, self.hir_id)), . _ => None, . } . } . } . impl<'tcx> MaybeQPath<'tcx> for &'tcx PatExpr<'_> { . #[inline] . fn opt_qpath(self) -> Option> { . match &self.kind { -- line 302 ---------------------------------------- -- line 366 ---------------------------------------- . fn basic_res(self) -> &'a Res { . self.opt_res_path().1.map_or(&Res::Err, |p| &p.res) . } . . /// If this node is a path to a local gets the local's `HirId`. . #[inline] . fn res_local_id(self) -> Option { . if let (_, Some(p)) = self.opt_res_path() 143,066 ( 0.01%) && let Res::Local(id) = p.res . { . Some(id) . } else { . None . } . } . . /// If this node is a path to a local gets the local's `HirId` and identifier. -- line 382 ---------------------------------------- -- line 405 ---------------------------------------- . #[inline] . fn basic_res(self) -> &'a Res { . &self.res . } . } . impl<'a> MaybeResPath<'a> for &QPath<'a> { . #[inline] . fn opt_res_path(self) -> OptResPath<'a> { 10,021 ( 0.00%) match *self { 53,146 ( 0.00%) QPath::Resolved(ty, path) => (ty, Some(path)), . QPath::TypeRelative(..) => (None, None), . } . } . . #[inline] . fn opt_ty_rel_path(self) -> OptTyRelPath<'a> { . match *self { . QPath::TypeRelative(ty, seg) => Some((ty, seg)), . QPath::Resolved(..) => None, . } . } . } . impl<'a> MaybeResPath<'a> for &Expr<'a> { . #[inline] . fn opt_res_path(self) -> OptResPath<'a> { 516,404 ( 0.03%) match &self.kind { 486 ( 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::::{closure#0}>>'2 (9x) . ExprKind::Path(qpath) => qpath.opt_res_path(), . _ => (None, None), . } . } . . #[inline] . fn opt_ty_rel_path(self) -> OptTyRelPath<'a> { . match &self.kind { -- line 438 ---------------------------------------- -- line 456 ---------------------------------------- . PatExprKind::Path(qpath) => qpath.opt_ty_rel_path(), . PatExprKind::Lit { .. } => None, . } . } . } . impl<'a, AmbigArg> MaybeResPath<'a> for &hir::Ty<'a, AmbigArg> { . #[inline] . fn opt_res_path(self) -> OptResPath<'a> { 156 ( 0.00%) match &self.kind { . TyKind::Path(qpath) => qpath.opt_res_path(), . _ => (None, None), . } . } . . #[inline] . fn opt_ty_rel_path(self) -> OptTyRelPath<'a> { . match &self.kind { -- line 472 ---------------------------------------- -- line 518 ---------------------------------------- . . /// Gets this definition's id and kind. This will lookup the kind in the def . /// tree if needed. . fn opt_def<'tcx>(self, tcx: &impl HasTyCtxt<'tcx>) -> Option<(DefKind, DefId)>; . . /// Gets the diagnostic name of this definition if it has one. . #[inline] . fn opt_diag_name<'tcx>(self, tcx: &impl HasTyCtxt<'tcx>) -> Option { 4,171 ( 0.00%) self.opt_def_id().and_then(|id| tcx.tcx().get_diagnostic_name(id)) 1,392 ( 0.00%) => ???:::get_diagnostic_name (16x) . } . . /// Checks if this definition has the specified diagnostic name. . #[inline] . fn is_diag_item<'tcx>(self, tcx: &impl HasTyCtxt<'tcx>, name: Symbol) -> bool { . self.opt_def_id() 28,436 ( 0.00%) .is_some_and(|id| tcx.tcx().is_diagnostic_item(name, id)) 16,646 ( 0.00%) => ???:::is_diagnostic_item (216x) . } . . /// Checks if this definition is the specified `LangItem`. . #[inline] . fn is_lang_item<'tcx>(self, tcx: &impl HasTyCtxt<'tcx>, item: LangItem) -> bool { . self.opt_def_id() 419 ( 0.00%) .is_some_and(|id| tcx.tcx().lang_items().get(item) == Some(id)) 80 ( 0.00%) => ???:::lang_items (2x) . } . . /// If this definition is an impl block gets its type. . #[inline] 324 ( 0.00%) fn opt_impl_ty<'tcx>(self, tcx: &impl HasTyCtxt<'tcx>) -> Option>> { 222 ( 0.00%) match self.opt_def(tcx) { 1,242 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/res.rs:::opt_def:: (9x) 34 ( 0.00%) Some((DefKind::Impl { .. }, id)) => Some(tcx.tcx().type_of(id)), . _ => None, . } 336 ( 0.00%) } . . /// Gets the parent of this definition if it has one. . #[inline] 50 ( 0.00%) fn opt_parent<'tcx>(self, tcx: &impl HasTyCtxt<'tcx>) -> Option { . self.opt_def_id().and_then(|id| tcx.tcx().opt_parent(id)) 100 ( 0.00%) } . . /// Checks if this definition is an impl block. . #[inline] . fn is_impl<'tcx>(self, tcx: &impl HasTyCtxt<'tcx>) -> bool { 54 ( 0.00%) matches!(self.opt_def(tcx), Some((DefKind::Impl { .. }, _))) . } . . /// If this definition is a constructor gets the `DefId` of it's type or variant. . #[inline] . fn ctor_parent<'tcx>(self, tcx: &impl HasTyCtxt<'tcx>) -> Option { 330 ( 0.00%) match self.opt_def(tcx) { . Some((DefKind::Ctor(..), id)) => tcx.tcx().opt_parent(id), . _ => None, . } . } . . /// If this definition is an associated item of an impl or trait gets the . /// `DefId` of its parent. . #[inline] 81 ( 0.00%) fn assoc_parent<'tcx>(self, tcx: &impl HasTyCtxt<'tcx>) -> Option { . match self.opt_def(tcx) { . Some((DefKind::AssocConst { .. } | DefKind::AssocFn | DefKind::AssocTy, id)) => tcx.tcx().opt_parent(id), . _ => None, . } 108 ( 0.00%) } . . /// If this definition is an associated function of an impl or trait gets the . /// `DefId` of its parent. . #[inline] . fn assoc_fn_parent<'tcx>(self, tcx: &impl HasTyCtxt<'tcx>) -> Option { 81 ( 0.00%) match self.opt_def(tcx) { . Some((DefKind::AssocFn, id)) => tcx.tcx().opt_parent(id), . _ => None, . } . } . } . impl MaybeDef for DefId { . #[inline] . fn opt_def_id(self) -> Option { . Some(self) . } . . #[inline] 367 ( 0.00%) fn opt_def<'tcx>(self, tcx: &impl HasTyCtxt<'tcx>) -> Option<(DefKind, DefId)> { . self.opt_def_id().map(|id| (tcx.tcx().def_kind(id), id)) 272 ( 0.00%) } . } . impl MaybeDef for (DefKind, DefId) { . #[inline] . fn opt_def_id(self) -> Option { . Some(self.1) . } . . #[inline] . fn opt_def<'tcx>(self, _: &impl HasTyCtxt<'tcx>) -> Option<(DefKind, DefId)> { 38 ( 0.00%) Some(self) . } . } . impl MaybeDef for AdtDef<'_> { . #[inline] . fn opt_def_id(self) -> Option { . Some(self.did()) . } . -- line 620 ---------------------------------------- -- line 642 ---------------------------------------- . impl MaybeDef for Res { . #[inline] . fn opt_def_id(self) -> Option { . Res::opt_def_id(&self) . } . . #[inline] . fn opt_def<'tcx>(self, _: &impl HasTyCtxt<'tcx>) -> Option<(DefKind, DefId)> { 706 ( 0.00%) match self { 222 ( 0.00%) Res::Def(kind, id) => Some((kind, id)), . _ => None, . } . } . } . impl MaybeDef for Option { . #[inline] . fn opt_def_id(self) -> Option { . self.and_then(T::opt_def_id) . } . . #[inline] . fn opt_def<'tcx>(self, tcx: &impl HasTyCtxt<'tcx>) -> Option<(DefKind, DefId)> { 50 ( 0.00%) self.and_then(|x| T::opt_def(x, tcx)) 2,950 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/res.rs:::opt_def:: (25x) . } . } . impl MaybeDef for EarlyBinder<'_, T> { . #[inline] . fn opt_def_id(self) -> Option { . self.skip_binder().opt_def_id() . } . -- line 672 ---------------------------------------- 102,774 ( 0.01%) -------------------------------------------------------------------------------- -- 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 { 322,000 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 64,400 ( 0.00%) let (target, _) = peel_hir_expr_refs(expr); 198,398 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::peel_hir_expr_refs (32,200x) 67,638 ( 0.00%) if let ExprKind::MethodCall(path, receiver, &[], _) = target.kind 923 ( 0.00%) && path.ident.name == sym::to_string 20 ( 0.00%) && let ExprKind::Path(QPath::Resolved(None, path)) = receiver.kind 4 ( 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, . ); . } 257,600 ( 0.02%) } . } -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/utils/dump_hir.rs -------------------------------------------------------------------------------- Ir -- line 18 ---------------------------------------- . /// fn foo(input: u32) -> u64 { . /// input as u64 . /// } . /// ``` . DumpHir => [] . ); . . impl<'tcx> LateLintPass<'tcx> for DumpHir { 3,880 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::Item<'_>) { 605 ( 0.00%) if has_attr(cx, item.hir_id()) { . println!("{item:#?}"); . } 3,880 ( 0.00%) } . 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) { 96,831 ( 0.01%) if has_attr(cx, expr.hir_id) { . println!("{expr:#?}"); . } 257,600 ( 0.02%) } . 53,442 ( 0.00%) fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx hir::Stmt<'_>) { 29,458 ( 0.00%) match stmt.kind { 17,108 ( 0.00%) hir::StmtKind::Expr(e) | hir::StmtKind::Semi(e) if has_attr(cx, e.hir_id) => return, . _ => {}, . } 13,564 ( 0.00%) if has_attr(cx, stmt.hir_id) { . println!("{stmt:#?}"); . } 47,504 ( 0.00%) } . 16 ( 0.00%) fn check_trait_item(&mut self, cx: &LateContext<'_>, item: &TraitItem<'_>) { 4 ( 0.00%) if has_attr(cx, item.hir_id()) { . println!("{item:#?}"); . } 16 ( 0.00%) } . 776 ( 0.00%) fn check_impl_item(&mut self, cx: &LateContext<'_>, item: &hir::ImplItem<'_>) { 124 ( 0.00%) if has_attr(cx, item.hir_id()) { . println!("{item:#?}"); . } 776 ( 0.00%) } . } . . fn has_attr(cx: &LateContext<'_>, hir_id: hir::HirId) -> bool { 90,859 ( 0.01%) let attrs = cx.tcx.hir_attrs(hir_id); 5,937 ( 0.00%) => ???:::hir_attrs (97x) 407 ( 0.00%) get_builtin_attr(attrs, sym::dump).count() > 0 . } 814 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/new_without_default.rs -------------------------------------------------------------------------------- Ir -- line 47 ---------------------------------------- . #[clippy::version = "pre 1.29.0"] . pub NEW_WITHOUT_DEFAULT, . style, . "`pub fn new() -> Self` method without `Default` implementation" . } . . impl_lint_pass!(NewWithoutDefault => [NEW_WITHOUT_DEFAULT]); . 1 ( 0.00%) #[derive(Clone, Default)] . pub struct NewWithoutDefault { . impling_types: Option, . } . . impl<'tcx> LateLintPass<'tcx> for NewWithoutDefault { . #[expect(clippy::too_many_lines)] 4,365 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::Item<'_>) { 1,100 ( 0.00%) let hir::ItemKind::Impl(hir::Impl { . of_trait: None, . generics, . self_ty: impl_self_ty, . .. . }) = item.kind . else { . return; . }; . 124 ( 0.00%) for assoc_item in cx . .tcx 24 ( 0.00%) .associated_items(item.owner_id.def_id) 24 ( 0.00%) .filter_by_name_unhygienic(sym::new) 747 ( 0.00%) => ???:::filter_by_name_unhygienic (12x) . { 12 ( 0.00%) if let AssocKind::Fn { has_self: false, .. } = assoc_item.kind 12 ( 0.00%) && let assoc_item_hir_id = cx.tcx.local_def_id_to_hir_id(assoc_item.def_id.expect_local()) 30 ( 0.00%) && let impl_item = cx.tcx.hir_node(assoc_item_hir_id).expect_impl_item() 186 ( 0.00%) => ???:::hir_node (3x) 15 ( 0.00%) => ???:::expect_impl_item (3x) 12 ( 0.00%) && !impl_item.span.in_external_macro(cx.sess().source_map()) 6 ( 0.00%) && let hir::ImplItemKind::Fn(ref sig, _) = impl_item.kind . && let id = impl_item.owner_id . // can't be implemented for unsafe new . && !sig.header.is_unsafe() . // shouldn't be implemented when it is hidden in docs 6 ( 0.00%) && !cx.tcx.is_doc_hidden(impl_item.owner_id.def_id) . // when the result of `new()` depends on a parameter we should not require . // an impl of `Default` 6 ( 0.00%) && impl_item.generics.params.is_empty() 6 ( 0.00%) && sig.decl.inputs.is_empty() . && cx.effective_visibilities.is_exported(impl_item.owner_id.def_id) . && let self_ty = cx.tcx.type_of(item.owner_id).instantiate_identity().skip_norm_wip() . && self_ty == return_ty(cx, impl_item.owner_id) . && let Some(default_trait_id) = cx.tcx.get_diagnostic_item(sym::Default) . { . if self.impling_types.is_none() { . let mut impls = HirIdSet::default(); . for &d in cx.tcx.local_trait_impls(default_trait_id) { -- line 99 ---------------------------------------- -- line 190 ---------------------------------------- . &where_clause_sugg, . ), . app, . ); . }, . ); . } . } 3,880 ( 0.00%) } . } . . fn create_new_without_default_suggest_msg( . attrs_sugg: &str, . self_type_snip: &str, . generics_sugg: &str, . where_clause_sugg: &str, . ) -> String { -- line 206 ---------------------------------------- 259 ( 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` 1,694 ( 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>)> { 616 ( 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 605 ( 0.00%) .instantiate_bound_regions_with_erased(cx.tcx.fn_sig(id).instantiate_identity().skip_norm_wip().output()); 20,842 ( 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:: (121x) . . // for async functions, peel through `impl Future` to get `T` 605 ( 0.00%) if cx.tcx.ty_is_opaque_future(ty) 2,178 ( 0.00%) => ???:::ty_is_opaque_future (121x) . && let Some(future_output_ty) = cx.tcx.get_impl_future_output_ty(ty) . { . ty = future_output_ty; . } . 242 ( 0.00%) if let ty::Adt(adt_def, args) = ty.kind() 600 ( 0.00%) && cx.tcx.is_diagnostic_item(sym::Result, adt_def.did()) 7,745 ( 0.00%) => ???:::is_diagnostic_item (100x) . { 37 ( 0.00%) let err_ty = args.type_at(1); . return Some((hir_ty, err_ty)); . } . } . None 1,386 ( 0.00%) } . 4,365 ( 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, . ) { 970 ( 0.00%) if let hir::ItemKind::Fn { ref sig, .. } = item.kind 672 ( 0.00%) && let Some((hir_ty, err_ty)) = result_err_ty(cx, sig.decl, item.owner_id.def_id, item.span) 83,205 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::result_err_ty (56x) . { 110 ( 0.00%) if cx.effective_visibilities.is_exported(item.owner_id.def_id) { 1,233 ( 0.00%) => ???:::is_exported (22x) . let fn_header_span = item.span.with_hi(sig.decl.output.span().hi()); . check_result_unit_err(cx, err_ty, fn_header_span, msrv); . } 154 ( 0.00%) check_result_large_err(cx, err_ty, hir_ty.span, large_err_threshold, large_err_ignored, false); 5,170 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_result_large_err (22x) . } 3,880 ( 0.00%) } . 873 ( 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 194 ( 0.00%) if let hir::ImplItemKind::Fn(ref sig, _) = item.kind 1,152 ( 0.00%) && let Some((hir_ty, err_ty)) = result_err_ty(cx, sig.decl, item.owner_id.def_id, item.span) 35,393 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::result_err_ty (96x) 60 ( 0.00%) && trait_ref_of_method(cx, item.owner_id).is_none() 2,175 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::trait_ref_of_method (15x) . { 70 ( 0.00%) if cx.effective_visibilities.is_exported(item.owner_id.def_id) { 799 ( 0.00%) => ???:::is_exported (14x) . let fn_header_span = item.span.with_hi(sig.decl.output.span().hi()); . check_result_unit_err(cx, err_ty, fn_header_span, msrv); . } 98 ( 0.00%) check_result_large_err(cx, err_ty, hir_ty.span, large_err_threshold, large_err_ignored, false); 127,789 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_result_large_err (14x) . } 776 ( 0.00%) } . 20 ( 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, . ) { 4 ( 0.00%) if let hir::TraitItemKind::Fn(ref sig, _) = item.kind { 4 ( 0.00%) let fn_header_span = item.span.with_hi(sig.decl.output.span().hi()); 22 ( 0.00%) if let Some((hir_ty, err_ty)) = result_err_ty(cx, sig.decl, item.owner_id.def_id, item.span) { 642 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::result_err_ty (2x) . if cx.effective_visibilities.is_exported(item.owner_id.def_id) { . check_result_unit_err(cx, err_ty, fn_header_span, msrv); . } . check_result_large_err(cx, err_ty, hir_ty.span, large_err_threshold, large_err_ignored, false); . } . } 16 ( 0.00%) } . . fn check_result_unit_err(cx: &LateContext<'_>, err_ty: Ty<'_>, fn_header_span: Span, msrv: Msrv) { . if err_ty.is_unit() && (!is_no_std_crate(cx) || msrv.meets(cx, msrvs::ERROR_IN_CORE)) { . span_lint_and_help( . cx, . RESULT_UNIT_ERR, . fn_header_span, . "this returns a `Result<_, ()>`", . None, . "use a custom `Error` type instead", . ); . } . } . 564 ( 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, . ) { 94 ( 0.00%) if let ty::Adt(adt, _) = err_ty.kind() 47 ( 0.00%) && large_err_ignored.contains(&adt.did()) . { . return; . } . 423 ( 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 { 141 ( 0.00%) let ty_size = approx_ty_size(cx, err_ty); 133,575 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:clippy_utils::ty::approx_ty_size (47x) 94 ( 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}>`")); . }, . ); . } . } 376 ( 0.00%) } . 225,400 ( 0.02%) pub(super) fn check_expr<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx hir::Expr<'tcx>, . large_err_threshold: u64, . large_err_ignored: &DefIdSet, . ) { 64,400 ( 0.00%) if let hir::ExprKind::Closure(closure) = expr.kind 225 ( 0.00%) && let ty::Closure(_, args) = cx.typeck_results().expr_ty(expr).kind() 3,012 ( 0.00%) => ???:::expr_ty (75x) 75 ( 0.00%) && let closure_sig = args.as_closure().sig() . && let Ok(err_binder) = closure_sig.output().try_map_bound(|output_ty| { 150 ( 0.00%) if let ty::Adt(adt, args) = output_ty.kind() 156 ( 0.00%) && let [_, err_arg] = args.as_slice() 12 ( 0.00%) && let Some(err_ty) = err_arg.as_type() 48 ( 0.00%) && adt.is_diag_item(cx, sym::Result) . { . return Ok(err_ty); . } . . Err(()) . }) . { 33 ( 0.00%) let err_ty = cx.tcx.instantiate_bound_regions_with_erased(err_binder); 297 ( 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:: (11x) 33 ( 0.00%) let hir_ty_span = match closure.fn_decl.output { . hir::FnRetTy::Return(hir_ty) => hir_ty.span, 11 ( 0.00%) hir::FnRetTy::DefaultReturn(_) => expr.span, . }; 143 ( 0.00%) check_result_large_err(cx, err_ty, hir_ty_span, large_err_threshold, large_err_ignored, true); 2,684 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/functions/result.rs:clippy_lints::functions::result::check_result_large_err (11x) . } 257,512 ( 0.02%) } 611 ( 0.00%) -------------------------------------------------------------------------------- -- 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>) { 96,600 ( 0.01%) if cx.tcx.sess.edition() >= Edition2024 { . return; . } . 32,227 ( 0.00%) if let Some(higher::IfLet { 17 ( 0.00%) let_expr, 17 ( 0.00%) if_then, . if_else: Some(if_else), . .. 64,454 ( 0.00%) }) = higher::IfLet::hir(cx, expr) 167,334 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (32,200x) 34 ( 0.00%) && let ctxt = expr.span.ctxt() 34 ( 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, . ); . } 32,200 ( 0.00%) } . } . . fn mutex_lock_call<'tcx>( . cx: &LateContext<'tcx>, . ctxt: SyntaxContext, . expr: &'tcx Expr<'_>, . op_mutex: Option<&'tcx Expr<'_>>, . ) -> ControlFlow<&'tcx Expr<'tcx>> { 116 ( 0.00%) if let ExprKind::MethodCall(path, self_arg, [], _) = &expr.kind 14 ( 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 ---------------------------------------- 547,468 ( 0.04%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/casts/cast_slice_from_raw_parts.rs -------------------------------------------------------------------------------- Ir -- line 13 ---------------------------------------- . use super::CAST_SLICE_FROM_RAW_PARTS; . . enum RawPartsKind { . Immutable, . Mutable, . } . . fn raw_parts_kind(cx: &LateContext<'_>, did: DefId) -> Option { 4,558 ( 0.00%) match cx.tcx.get_diagnostic_name(did)? { 123,973 ( 0.01%) => ???:::get_diagnostic_name (2,279x) . sym::slice_from_raw_parts => Some(RawPartsKind::Immutable), . sym::slice_from_raw_parts_mut => Some(RawPartsKind::Mutable), . _ => None, . } . } . . pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, cast_expr: &Expr<'_>, cast_to: Ty<'_>, msrv: Msrv) { . if let ty::RawPtr(ptrty, _) = cast_to.kind() -- line 29 ---------------------------------------- -- line 54 ---------------------------------------- . "replace with", . format!("{krate}::ptr::slice_{func}({ptr}, {len})"), . applicability, . ); . } . } . . /// Checks for implicit cast from slice reference to raw slice pointer. 257,600 ( 0.02%) pub(super) fn check_implicit_cast(cx: &LateContext<'_>, expr: &Expr<'_>) { 14,999 ( 0.00%) if let ExprKind::Call(fun, [ptr_arg, len_arg]) = expr.peel_blocks().kind 6,837 ( 0.00%) && let ExprKind::Path(ref qpath) = fun.kind 9,116 ( 0.00%) && let Some(fun_def_id) = cx.qpath_res(qpath, fun.hir_id).opt_def_id() 63,802 ( 0.00%) => ???:::qpath_res (2,279x) 6,837 ( 0.00%) && let Some(rpk) = raw_parts_kind(cx, fun_def_id) . && !matches!(get_parent_expr(cx, expr).map(|e| e.kind), Some(ExprKind::Cast(..))) . && let [deref, borrow] = cx.typeck_results().expr_adjustments(expr) . && matches!(deref.kind, Adjust::Deref(..)) . && let Adjustment { . kind: Adjust::Borrow(AutoBorrow::RawPtr(..)), . target, . } = borrow . && let ty::RawPtr(pointee_ty, _) = target.kind() -- line 74 ---------------------------------------- -- line 89 ---------------------------------------- . CAST_SLICE_FROM_RAW_PARTS, . expr.span, . format!("implicitly casting the result of `{func}` to `{target}`"), . "replace_with", . format!("{krate}::ptr::slice_{func}({ptr}, {len})"), . applicability, . ); . } 257,600 ( 0.02%) } 43,595 ( 0.00%) -------------------------------------------------------------------------------- -- 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. 504 ( 0.00%) if matches!(kind, FnKind::Closure) || (span.from_expansion() && span.in_external_macro(cx.sess().source_map())) { . return; . } . 254 ( 0.00%) let mut line_count: u64 = 0; 127 ( 0.00%) let too_many = body.value.span.check_text(cx, |src| { . let mut in_comment = false; . let mut code_in_line; . 381 ( 0.00%) let function_lines = if matches!(body.value.kind, hir::ExprKind::Block(..)) 127 ( 0.00%) && src.as_bytes().first().copied() == Some(b'{') 127 ( 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(); 3,189 ( 0.00%) if line.is_empty() { . break; . } 5,886 ( 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()); 17,658 ( 0.00%) code_in_line |= multi_idx > 0 && single_idx > 0; . // Implies multi_idx is below line.len() 5,886 ( 0.00%) if multi_idx < single_idx { . line = &line[multi_idx + 2..]; . in_comment = true; . continue; . } . } . break; . } 5,886 ( 0.00%) if code_in_line { 11,624 ( 0.00%) line_count += 1; . } . } 508 ( 0.00%) line_count > too_many_lines_threshold . }); . . if too_many { . span_lint( . cx, . TOO_MANY_LINES, . cx.tcx.def_span(def_id), 30 ( 0.00%) format!("this function has too many lines ({line_count}/{too_many_lines_threshold})"), . ); . } . } 34,081 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/incompatible_msrv.rs -------------------------------------------------------------------------------- Ir -- line 80 ---------------------------------------- . Since(RustcVersion), . } . . /// All known std crates containing a stability attribute. . struct StdCrates([Option; 6]); . impl StdCrates { . fn new(tcx: TyCtxt<'_>) -> Self { . let mut res = Self([None; _]); 52 ( 0.00%) for &krate in tcx.crates(()) { . // FIXME(@Jarcho): We should have an internal lint to detect when this list is out of date. . match tcx.crate_name(krate) { 198 ( 0.00%) sym::alloc => res.0[0] = Some(krate), . sym::core => res.0[1] = Some(krate), . sym::core_arch => res.0[2] = Some(krate), . sym::proc_macro => res.0[3] = Some(krate), . sym::std => res.0[4] = Some(krate), . sym::std_detect => res.0[5] = Some(krate), . _ => {}, . } . } -- line 99 ---------------------------------------- -- line 112 ---------------------------------------- . std_crates: StdCrates, . . // The most recently called path. Used to skip checking the path after it's . // been checked when visiting the call expression. . called_path: Option, . } . . impl IncompatibleMsrv { 9 ( 0.00%) pub fn new(tcx: TyCtxt<'_>, conf: &'static Conf) -> Self { 19 ( 0.00%) Self { 2 ( 0.00%) msrv: conf.msrv.into(), . availability_cache: FxHashMap::default(), 1 ( 0.00%) check_in_tests: conf.check_incompatible_msrv_in_tests, . std_crates: StdCrates::new(tcx), . called_path: None, . } 8 ( 0.00%) } . . /// Returns the availability of `def_id`, whether it is enabled through a feature or . /// available since a given version (the default being Rust 1.0.0). `needs_const` requires . /// the `const`-stability to be looked up instead of the stability in non-`const` contexts. . fn get_def_id_availability(&mut self, tcx: TyCtxt<'_>, def_id: DefId, needs_const: bool) -> Availability { . if let Some(availability) = self.availability_cache.get(&(def_id, needs_const)) { . return *availability; . } -- line 136 ---------------------------------------- -- line 161 ---------------------------------------- . patch: 0, . }) . }; . self.availability_cache.insert((def_id, needs_const), version); . version . } . . /// Emit lint if `def_id`, associated with `node` and `span`, is below the current MSRV. 153,510 ( 0.01%) fn emit_lint_if_under_msrv( . &mut self, . cx: &LateContext<'_>, . needs_const: bool, . def_id: DefId, . node: HirId, . span: Span, . ) { . if !self.std_crates.contains(def_id.krate) { . // No stability attributes to lookup for these items. . return; . } . // Use `from_expansion` to fast-path the common case. . if span.from_expansion() { . let expn = span.ctxt().outer_expn_data(); 3,696 ( 0.00%) match expn.kind { . // FIXME(@Jarcho): Check that the actual desugaring or std macro is supported by the . // current MSRV. Note that nested expansions need to be handled as well. . ExpnKind::AstPass(_) | ExpnKind::Desugaring(_) => return, 294 ( 0.00%) ExpnKind::Macro(..) if expn.macro_def_id.is_some_and(|did| self.std_crates.contains(did.krate)) => { . return; . }, . // All other expansions share the target's MSRV. . // FIXME(@Jarcho): What should we do about version dependant macros from external crates? . _ => {}, . } . } . . // Check `is_in_test` last as it walks the HIR parent chain. 5,560 ( 0.00%) if let Some(current) = self.msrv.current(cx) 6,950 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::current (695x) . && let Availability::Since(version) = self.get_def_id_availability(cx.tcx, def_id, needs_const) . && version > current . && (self.check_in_tests || !is_in_test(cx.tcx, node)) . { . span_lint_and_then( . cx, . INCOMPATIBLE_MSRV, . span, -- line 206 ---------------------------------------- -- line 210 ---------------------------------------- . ), . |diag| { . if is_under_cfg_attribute(cx, node) { . diag.note_once("you may want to conditionally increase the MSRV considered by Clippy using the `clippy::msrv` attribute"); . } . }, . ); . } 81,872 ( 0.01%) } . } . . impl<'tcx> LateLintPass<'tcx> for IncompatibleMsrv { 289,800 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 199,004 ( 0.01%) match expr.kind { . ExprKind::MethodCall(_, _, _, span) => { 7,938 ( 0.00%) if let Some(method_did) = cx.typeck_results().type_dependent_def_id(expr.hir_id) { 57,974 ( 0.00%) => ???:::type_dependent_def_id (1,134x) 13,608 ( 0.00%) self.emit_lint_if_under_msrv(cx, is_in_const_context(cx), method_did, expr.hir_id, span); 372,513 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (1,134x) 51,867 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/incompatible_msrv.rs:::emit_lint_if_under_msrv (1,134x) . } . }, 42,224 ( 0.00%) ExprKind::Call(callee, _) if let ExprKind::Path(qpath) = callee.kind => { 12,064 ( 0.00%) self.called_path = Some(callee.hir_id); 18,096 ( 0.00%) let needs_const = is_in_const_context(cx); 1,985,574 ( 0.13%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (6,032x) 36,192 ( 0.00%) let def_id = if let Some(def_id) = cx.qpath_res(&qpath, callee.hir_id).opt_def_id() { 190,342 ( 0.01%) => ???:::qpath_res (6,032x) . def_id 30 ( 0.00%) } else if needs_const && let ty::FnDef(def_id, _) = *cx.typeck_results().expr_ty(callee).kind() { . // Edge case where a function is first assigned then called. . // We previously would have warned for the non-const MSRV, when . // checking the path, but now that it's called the const MSRV . // must also be met. . def_id . } else { . return; . }; 42,119 ( 0.00%) self.emit_lint_if_under_msrv(cx, needs_const, def_id, expr.hir_id, callee.span); . }, . // Desugaring into function calls by the compiler will use `QPath::LangItem` variants. Those should . // not be linted as they will not be generated in older compilers if the function is not available, . // and the compiler is allowed to call unstable functions. 15,432 ( 0.00%) ExprKind::Path(qpath) 138,888 ( 0.01%) if let Some(path_def_id) = cx.qpath_res(&qpath, expr.hir_id).opt_def_id() 434,670 ( 0.03%) => ???:::qpath_res (15,432x) . && self.called_path != Some(expr.hir_id) => . { 4,809 ( 0.00%) self.emit_lint_if_under_msrv(cx, false, path_def_id, expr.hir_id, expr.span); . }, . _ => {}, . } 257,600 ( 0.02%) } . . fn check_ty(&mut self, cx: &LateContext<'tcx>, hir_ty: &'tcx hir::Ty<'tcx, AmbigArg>) { 16,110 ( 0.00%) if let hir::TyKind::Path(qpath) = hir_ty.kind 20,736 ( 0.00%) && let Some(ty_def_id) = cx.qpath_res(&qpath, hir_ty.hir_id).opt_def_id() 59,616 ( 0.00%) => ???:::qpath_res (2,592x) . // `CStr` and `CString` have been moved around but have been available since Rust 1.0.0 16,772 ( 0.00%) && !matches!(cx.tcx.get_diagnostic_name(ty_def_id), Some(sym::cstr_type | sym::cstring_type)) 135,235 ( 0.01%) => ???:::get_diagnostic_name (2,396x) . { 21,564 ( 0.00%) self.emit_lint_if_under_msrv(cx, false, ty_def_id, hir_ty.hir_id, hir_ty.span); 103,113 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/incompatible_msrv.rs:::emit_lint_if_under_msrv (2,396x) . } . } . } . . /// Heuristic checking if the node `hir_id` is under a `#[cfg()]` or `#[cfg_attr()]` . /// attribute. . fn is_under_cfg_attribute(cx: &LateContext<'_>, hir_id: HirId) -> bool { . cx.tcx -- line 272 ---------------------------------------- 23,981 ( 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 { 23,751 ( 0.00%) fn check_pat(&mut self, cx: &LateContext<'_>, pat: &Pat<'_>) { 6,786 ( 0.00%) if !pat.span.from_expansion() 5,029 ( 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, . ); . } . } 27,144 ( 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 1,129 ( 0.00%) if self.outermost_debug_impl.is_none() && is_debug_impl(cx, item) { 6 ( 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) { 3 ( 0.00%) self.outermost_debug_impl = None; . } . } . 322,000 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 1,554 ( 0.00%) let Some(macro_call) = root_macro_call_first_node(cx, expr) else { . return; . }; 1,813 ( 0.00%) let Some(diag_name) = cx.tcx.get_diagnostic_name(macro_call.def_id) else { 14,502 ( 0.00%) => ???:::get_diagnostic_name (259x) . return; . }; 44 ( 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"); . 44 ( 0.00%) let allowed_in_tests = self.allow_print_in_tests && is_in_test(cx.tcx, expr.hir_id); . match diag_name { 195 ( 0.00%) sym::print_macro | sym::println_macro if !allowed_in_tests => { 2 ( 0.00%) if !is_build_script { 4 ( 0.00%) 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, . } . 8 ( 0.00%) if let Some(format_args) = self.format_args.get(cx, expr, macro_call.expn) { 2,122 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:::get (1x) . // ignore `writeln!(w)` and `write!(v, some_macro!())` 2 ( 0.00%) if format_args.span.from_expansion() { . return; . } . . match diag_name { 6 ( 0.00%) sym::print_macro | sym::eprint_macro | sym::write_macro => { . with_newline::check(cx, format_args, ¯o_call, name); . }, . sym::println_macro | sym::eprintln_macro | sym::writeln_macro => { 6 ( 0.00%) empty_string::check(cx, format_args, ¯o_call, name); 25 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/write/empty_string.rs:clippy_lints::write::empty_string::check (1x) . }, . _ => {}, . } . 5 ( 0.00%) literal::check(cx, format_args, name); 99 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/write/literal.rs:clippy_lints::write::literal::check (1x) . 1 ( 0.00%) if !self.in_debug_impl() { 4 ( 0.00%) use_debug::check(cx, format_args); 30 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/write/use_debug.rs:clippy_lints::write::use_debug::check (1x) . } . } 257,600 ( 0.02%) } . } . . fn is_debug_impl(cx: &LateContext<'_>, item: &Item<'_>) -> bool { 2,910 ( 0.00%) if let ItemKind::Impl(Impl { . of_trait: Some(of_trait), . .. . }) = &item.kind 159 ( 0.00%) && let Some(trait_id) = of_trait.trait_ref.trait_def_id() 689 ( 0.00%) => ???:::trait_def_id (53x) . { 212 ( 0.00%) cx.tcx.is_diagnostic_item(sym::Debug, trait_id) 4,941 ( 0.00%) => ???:::is_diagnostic_item (53x) . } else { . false . } . } 77 ( 0.00%) -------------------------------------------------------------------------------- -- 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>) { 970 ( 0.00%) if let hir::ItemKind::Fn { ref sig, .. } = item.kind { 224 ( 0.00%) self.check_sig(cx, item.owner_id.def_id, sig.decl); 28,573 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_sig (56x) . } . } . . fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::ImplItem<'tcx>) { 194 ( 0.00%) if let hir::ImplItemKind::Fn(ref sig, ..) = item.kind 480 ( 0.00%) && trait_ref_of_method(cx, item.owner_id).is_none() 13,920 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::trait_ref_of_method (96x) . { 224 ( 0.00%) self.check_sig(cx, item.owner_id.def_id, sig.decl); 29,404 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_sig (56x) . } . } . . fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::TraitItem<'tcx>) { 4 ( 0.00%) if let hir::TraitItemKind::Fn(ref sig, ..) = item.kind { 8 ( 0.00%) self.check_sig(cx, item.owner_id.def_id, sig.decl); 586 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_sig (2x) . } . } . . fn check_local(&mut self, cx: &LateContext<'tcx>, local: &hir::LetStmt<'tcx>) { 4,590 ( 0.00%) if let hir::PatKind::Wild = local.pat.kind { . return; . } 9,653 ( 0.00%) self.check_ty_(cx, local.span, cx.typeck_results().pat_ty(local.pat)); 111,684 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_ty_ (1,379x) 55,260 ( 0.00%) => ???:::pat_ty (1,379x) . } . } . . 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), 1,153 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/ty/mod.rs:::without_pointers (1x) . } . } . 1,254 ( 0.00%) fn check_sig(&mut self, cx: &LateContext<'tcx>, fn_def_id: LocalDefId, decl: &hir::FnDecl<'tcx>) { 114 ( 0.00%) let fn_sig = cx.tcx.fn_sig(fn_def_id).instantiate_identity().skip_norm_wip(); 569 ( 0.00%) for (hir_ty, ty) in iter::zip(decl.inputs, fn_sig.inputs().skip_binder()) { 975 ( 0.00%) self.check_ty_(cx, hir_ty.span, *ty); 14,484 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_ty_ (195x) . } 570 ( 0.00%) self.check_ty_( 10,455 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/mut_key.rs:::check_ty_ (114x) . cx, . decl.output.span(), 342 ( 0.00%) cx.tcx.instantiate_bound_regions_with_erased(fn_sig.output()), 18,193 ( 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:: (114x) . ); 912 ( 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). 13,504 ( 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() 7,385 ( 0.00%) && matches!( 5,908 ( 0.00%) cx.tcx.get_diagnostic_name(def.did()), 84,290 ( 0.01%) => ???:::get_diagnostic_name (1,477x) . Some(sym::HashMap | sym::BTreeMap | sym::HashSet | sym::BTreeSet) . ) . { . let subst_ty = args.type_at(0); . if let Some(chain) = self.interior_mut.interior_mut_ty_chain(cx, subst_ty) { . 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" . ))); . } . }); . } . } 10,128 ( 0.00%) } . } 1,477 ( 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<'_>) { 485 ( 0.00%) self.format_trait_impl = is_format_trait_impl(cx, impl_item); 1,486 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/format_impl.rs:clippy_lints::format_impl::is_format_trait_impl (97x) . } . . fn check_impl_item_post(&mut self, cx: &LateContext<'_>, impl_item: &ImplItem<'_>) { . // Assume no nested Impl of Debug and Display within each other 388 ( 0.00%) if is_format_trait_impl(cx, impl_item).is_some() { 1,486 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/format_impl.rs:clippy_lints::format_impl::is_format_trait_impl (97x) 3 ( 0.00%) self.format_trait_impl = None; . } . } . 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 96,642 ( 0.01%) if let Some(format_trait_impl) = self.format_trait_impl { 252 ( 0.00%) let linter = FormatImplExpr { . cx, 42 ( 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(); . } 257,600 ( 0.02%) } . } . . 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) { 42 ( 0.00%) if self.format_trait_impl.name == sym::Display . && 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() ? . && path.ident.name == sym::to_string . // Is the method a part of the ToString trait? (i.e. not to_string() implemented . // separately) . && self . .cx -- line 162 ---------------------------------------- -- line 250 ---------------------------------------- . format!("{replacement}!(..)") . }, . Applicability::HasPlaceholders, . ); . } . } . } . 194 ( 0.00%) fn is_format_trait_impl(cx: &LateContext<'_>, impl_item: &ImplItem<'_>) -> Option { 194 ( 0.00%) if impl_item.ident.name == sym::fmt 24 ( 0.00%) && let ImplItemKind::Fn(_, body_id) = impl_item.kind 12 ( 0.00%) && let Some(Impl { . of_trait: Some(of_trait), . .. 30 ( 0.00%) }) = get_parent_as_impl(cx.tcx, impl_item.hir_id()) 912 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_as_impl (6x) 18 ( 0.00%) && let Some(did) = of_trait.trait_ref.trait_def_id() 78 ( 0.00%) => ???:::trait_def_id (6x) 30 ( 0.00%) && let Some(name) = cx.tcx.get_diagnostic_name(did) 522 ( 0.00%) => ???:::get_diagnostic_name (6x) . && matches!(name, sym::Debug | sym::Display) . { 24 ( 0.00%) let body = cx.tcx.hir_body(body_id); 372 ( 0.00%) => ???:::hir_body (6x) 6 ( 0.00%) let formatter_name = body . .params . .get(1) 6 ( 0.00%) .and_then(|param| param.pat.simple_ident()) . .map(|ident| ident.name); . . Some(FormatTraitNames { name, formatter_name }) . } else { . None . } 194 ( 0.00%) } 168 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/manual_let_else.rs -------------------------------------------------------------------------------- Ir -- line 45 ---------------------------------------- . #[clippy::version = "1.67.0"] . pub MANUAL_LET_ELSE, . pedantic, . "manual implementation of a let...else statement" . } . . impl<'tcx> QuestionMark { . pub(crate) fn check_manual_let_else(&self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'tcx>) { 1,530 ( 0.00%) if let StmtKind::Let(local) = stmt.kind 4,590 ( 0.00%) && let Some(init) = local.init 1,529 ( 0.00%) && local.els.is_none() 1,529 ( 0.00%) && local.ty.is_none() 2,346 ( 0.00%) && init.span.eq_ctxt(stmt.span) 6,150 ( 0.00%) && let Some(if_let_or_match) = IfLetOrMatch::parse(cx, init) 23,985 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::parse (1,100x) 520 ( 0.00%) && !stmt.span.in_external_macro(cx.sess().source_map()) 19,395 ( 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 (130x) 618 ( 0.00%) && self.msrv.meets(cx, msrvs::LET_ELSE) 1,545 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (103x) . { 206 ( 0.00%) match if_let_or_match { . IfLetOrMatch::IfLet(if_let_expr, let_pat, if_then, if_else, ..) => { 76 ( 0.00%) if let Some(ident_map) = expr_simple_identity_map(local.pat, let_pat, if_then) 3,628 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_let_else.rs:clippy_lints::manual_let_else::expr_simple_identity_map (7x) 8 ( 0.00%) && let Some(if_else) = if_else 16 ( 0.00%) && is_never_expr(cx, if_else).is_some() 13,952 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_never_expr (4x) 20 ( 0.00%) && let qm_allowed = is_lint_allowed(cx, QUESTION_MARK, stmt.hir_id) 19,960 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_lint_allowed (4x) 28 ( 0.00%) && (qm_allowed || pat_and_expr_can_be_question_mark(cx, let_pat, if_else).is_none()) 1,160 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::pat_and_expr_can_be_question_mark (4x) . { 24 ( 0.00%) emit_manual_let_else(cx, stmt.span, if_let_expr, &ident_map, let_pat, if_else); 12,616 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_let_else.rs:clippy_lints::manual_let_else::emit_manual_let_else (4x) . } . }, . IfLetOrMatch::Match(match_expr, arms, source) => { 96 ( 0.00%) if self.matches_behaviour == MatchLintBehaviour::Never { . return; . } 158 ( 0.00%) if source != MatchSource::Normal { . return; . } . // Any other number than two arms doesn't (necessarily) . // have a trivial mapping to let else. . if arms.len() != 2 { . return; . } . // Guards don't give us an easy mapping either . if arms.iter().any(|arm| arm.guard.is_some()) { . return; . } . let check_types = self.matches_behaviour == MatchLintBehaviour::WellKnownTypes; . let diverging_arm_opt = arms.iter().enumerate().find(|(_, arm)| { 94 ( 0.00%) is_never_expr(cx, arm.body).is_some() && pat_allowed_for_else(cx, arm.pat, check_types) 163,822 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_never_expr (22x) . }); . let Some((idx, diverging_arm)) = diverging_arm_opt else { . return; . }; . 14 ( 0.00%) let pat_arm = &arms[1 - idx]; . // If the non-diverging arm is the first one, its pattern can be reused in a let/else statement. . // However, if it arrives in second position, its pattern may cover some cases already covered . // by the diverging one. 4 ( 0.00%) if idx == 0 && !is_arms_disjointed(cx, diverging_arm, pat_arm) { . return; . } . 14 ( 0.00%) let Some(ident_map) = expr_simple_identity_map(local.pat, pat_arm.pat, pat_arm.body) else { 98 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/manual_let_else.rs:clippy_lints::manual_let_else::expr_simple_identity_map (2x) . return; . }; . . emit_manual_let_else(cx, stmt.span, match_expr, &ident_map, pat_arm.pat, diverging_arm.body); . }, . } . } . } -- line 113 ---------------------------------------- -- line 147 ---------------------------------------- . }; . let res = path.res(cx); . matches!( . res, . Res::Def(DefKind::Variant, ..) | Res::Def(DefKind::Ctor(CtorOf::Variant, _), _) . ) . } . 20 ( 0.00%) fn emit_manual_let_else( . cx: &LateContext<'_>, . span: Span, . expr: &Expr<'_>, . ident_map: &FxHashMap, BindingMode)>, . pat: &Pat<'_>, . else_body: &Expr<'_>, . ) { 32 ( 0.00%) span_lint_and_then( 12,528 ( 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, . MANUAL_LET_ELSE, . span, . "this could be rewritten as `let...else`", 28 ( 0.00%) |diag| { . // This is far from perfect, for example there needs to be: . // * renamings of the bindings for many `PatKind`s like slices, etc. . // * limitations in the existing replacement algorithms . // * unused binding collision detection with existing ones . // for this to be machine applicable. . let mut app = Applicability::HasPlaceholders; . let (sn_expr, _) = snippet_with_context(cx, expr.span, span.ctxt(), "", &mut app); . let (sn_else, else_is_mac_call) = snippet_with_context(cx, else_body.span, span.ctxt(), "", &mut app); -- line 176 ---------------------------------------- -- line 189 ---------------------------------------- . // https://rust-lang.github.io/rfcs/3137-let-else.html#let-pattern--if--else--else- . format!("let {sn_bl} = ({sn_expr}) else {else_bl};") . } else { . format!("let {sn_bl} = {sn_expr} else {else_bl};") . }; . diag.span_suggestion(span, "consider writing", sugg, app); . }, . ); 8 ( 0.00%) } . . /// Replaces the locals in the pattern . /// . /// For this example: . /// . /// ```ignore . /// let (a, FooBar { b, c }) = if let Bar { Some(a_i), b_i } = ex { (a_i, b_i) } else { return }; . /// ``` -- line 205 ---------------------------------------- -- line 336 ---------------------------------------- . let (sn_pat, _) = snippet_with_context(cx, pat.span, span.ctxt(), "", app); . sn_pat.into_owned() . } . . fn pat_allowed_for_else(cx: &LateContext<'_>, pat: &'_ Pat<'_>, check_types: bool) -> bool { . // Check whether the pattern contains any bindings, as the . // binding might potentially be used in the body. . // TODO: only look for *used* bindings. 2 ( 0.00%) let mut has_bindings = false; 4 ( 0.00%) pat.each_binding_or_first(&mut |_, _, _, _| has_bindings = true); 8 ( 0.00%) if has_bindings { . return false; . } . . // If we shouldn't check the types, exit early. . if !check_types { . return true; . } . . // Check whether any possibly "unknown" patterns are included, . // because users might not know which values some enum has. . // Well-known enums are excepted, as we assume people know them. . // We do a deep check, to be able to disallow Err(En::Foo(_)) . // for usage of the En::Foo variant, as we disallow En::Foo(_), . // but we allow Err(_). . let typeck_results = cx.typeck_results(); 2 ( 0.00%) let mut has_disallowed = false; 8 ( 0.00%) pat.walk_always(|pat| { . // Only do the check if the type is "spelled out" in the pattern 11 ( 0.00%) if !matches!( 16 ( 0.00%) pat.kind, . PatKind::Struct(..) . | PatKind::TupleStruct(..) . | PatKind::Expr(PatExpr { . kind: PatExprKind::Path(..), . .. . },) . ) { . return; . } 6 ( 0.00%) let ty = typeck_results.pat_ty(pat); 80 ( 0.00%) => ???:::pat_ty (2x) . // Option and Result are allowed, everything else isn't. 8 ( 0.00%) if !matches!(ty.opt_diag_name(cx), Some(sym::Option | sym::Result)) { . has_disallowed = true; . } . }); . !has_disallowed . } . . /// Checks if the passed block is a simple identity referring to bindings created by the pattern, . /// and if yes, returns a mapping between the relevant sub-pattern and the identifier it corresponds -- line 386 ---------------------------------------- -- line 398 ---------------------------------------- . /// local_pat: (foo_o, bar_o) . /// let_pat: (Some(foo), bar) . /// expr: (foo, bar) . /// ``` . /// . /// We build internal `sub_pats` so that it looks like `[foo_o, bar_o]` and `paths` so that it looks . /// like `[foo, bar]`. Then we turn that into `FxHashMap [(foo) -> (foo_o), (bar) -> (bar_o)]` which . /// we return. 72 ( 0.00%) fn expr_simple_identity_map<'a, 'hir>( . local_pat: &'a Pat<'hir>, . let_pat: &'_ Pat<'hir>, . expr: &'_ Expr<'hir>, . ) -> Option, BindingMode)>> { . let peeled = peel_blocks(expr); 127 ( 0.00%) let (sub_pats, paths) = match (local_pat.kind, peeled.kind) { . (PatKind::Tuple(pats, _), ExprKind::Tup(exprs)) | (PatKind::Slice(pats, ..), ExprKind::Array(exprs)) => { . (pats, exprs) . }, . (_, ExprKind::Path(_)) => (slice::from_ref(local_pat), slice::from_ref(peeled)), . _ => return None, . }; . . // There is some length mismatch, which indicates usage of .. in the patterns above e.g.: . // let (a, ..) = if let [a, b, _c] = ex { (a, b) } else { ... }; . // We bail in these cases as they should be rare. . if paths.len() != sub_pats.len() { . return None; . } . . let mut pat_bindings = FxHashMap::default(); 4 ( 0.00%) let_pat.each_binding_or_first(&mut |binding_mode, _hir_id, _sp, ident| { . pat_bindings.insert(ident, binding_mode); . }); 8 ( 0.00%) if pat_bindings.len() < paths.len() { . // This rebinds some bindings from the outer scope, or it repeats some copy-able bindings multiple . // times. We don't support these cases so we bail here. E.g.: . // let foo = 0; . // let (new_foo, bar, bar_copied) = if let Some(bar) = Some(0) { (foo, bar, bar) } else { .. }; . return None; . } . let mut ident_map = FxHashMap::default(); . for (sub_pat, path) in sub_pats.iter().zip(paths.iter()) { 20 ( 0.00%) if let ExprKind::Path(QPath::Resolved(_ty, path)) = path.kind 12 ( 0.00%) && let [path_seg] = path.segments 16 ( 0.00%) && let ident = path_seg.ident 8 ( 0.00%) && let Some(let_binding_mode) = pat_bindings.remove(&ident) . { 12 ( 0.00%) ident_map.insert(ident.name, (sub_pat, let_binding_mode)); . } else { . return None; . } . } 16 ( 0.00%) Some(ident_map) 81 ( 0.00%) } 7,670 ( 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 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>, . { 10 ( 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 258 ---------------------------------------- . . /// 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)> { 185 ( 0.00%) loop { 42 ( 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 { 4,272 ( 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(); 37 ( 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` 2,146 ( 0.00%) let last_byte = unsafe { *self.utf8_encoded.get_unchecked(self.utf8_size() - 1) }; 8,332 ( 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. 7,541 ( 0.00%) self.finger += index + 1; 17,660 ( 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) { 6,690 ( 0.00%) if slice == &self.utf8_encoded[0..self.utf8_size()] { . return Some((found_char, self.finger)); . } . } . } . } else { . // found nothing, exit 95 ( 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) }; 240 ( 0.00%) if let Some(index) = memchr::memrchr(last_byte, bytes) { 1,731 ( 0.00%) => ???:core::slice::memchr::memrchr (39x) . // we searched a slice that was offset by self.finger, . // add self.finger to recoup the original index 3 ( 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; 12 ( 0.00%) if index >= shift { . let found_char = index - shift; 9 ( 0.00%) if let Some(slice) = haystack.get(found_char..(found_char + self.utf8_size())) { 4 ( 0.00%) if slice == &self.utf8_encoded[0..self.utf8_size()] { . // move finger to before the character found (i.e., at its start index) 3 ( 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 { 36 ( 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) . } 72 ( 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; 1,630 ( 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 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> { 41,735 ( 0.00%) StrSearcher::new(haystack, self) 692 ( 0.00%) => ???:::new (1x) . } . . /// 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] . fn is_contained_in(self, haystack: &str) -> bool { . if self.len() == 0 { . return true; . } . 12 ( 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 1012 ---------------------------------------- . } . _ => self == haystack, . } . } . . /// Removes the pattern from the front of haystack, if it matches. . #[inline] . fn strip_prefix_of(self, haystack: &str) -> Option<&str> { 571 ( 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>, . { 3,361 ( 0.00%) if self.is_suffix_of(haystack) { 48 ( 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] 42,003 ( 0.00%) fn next_match(&mut self) -> Option<(usize, usize)> { 12,012 ( 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) => { 12,013 ( 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. 6,007 ( 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, . ) . } . } . } 47,928 ( 0.00%) } . } . . 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 { 184,203 ( 0.01%) (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; 6,006 ( 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. 79,344 ( 0.01%) let tail_byte = match haystack.get(self.position + needle_last) { . Some(&b) => b, . None => { 5,868 ( 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 123,112 ( 0.01%) if !self.byteset_contains(tail_byte) { 105,810 ( 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. 14,064 ( 0.00%) if needle[i] != unsafe { *haystack.get_unchecked(self.position + i) } { 3,438 ( 0.00%) self.position += i - self.crit_pos + 1; 5,148 ( 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. 881 ( 0.00%) if needle[i] != unsafe { *haystack.get_unchecked(self.position + i) } { 120 ( 0.00%) self.position += self.period; 1,394 ( 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 278 ( 0.00%) self.position += needle.len(); . if !long_period { 75 ( 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 { 437 ( 0.00%) Some((a, b)) . } . } . . /// Emit Rejects regularly . enum RejectAndMatch {} . . impl TwoWayStrategy for RejectAndMatch { . type Output = SearchStep; -- line 1775 ---------------------------------------- 265,602 ( 0.02%) -------------------------------------------------------------------------------- -- 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { 78,413 ( 0.01%) if let ExprKind::Call(box_from_raw, [arg]) = expr.kind 7,899 ( 0.00%) && let ExprKind::Path(QPath::TypeRelative(ty, seg)) = box_from_raw.kind 103 ( 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", . ); . } 257,600 ( 0.02%) } . } . . /// 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/single_range_in_vec_init.rs -------------------------------------------------------------------------------- Ir -- line 65 ---------------------------------------- . } else { . write!(f, "an array") . } . } . } . . impl LateLintPass<'_> for SingleRangeInVecInit { . #[expect(clippy::too_many_lines)] 289,800 ( 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`" 64,611 ( 0.00%) let (inner_expr, span, suggested_type) = if let ExprKind::Array([inner_expr]) = expr.kind 92 ( 0.00%) && !expr.span.from_expansion() . { 17 ( 0.00%) (inner_expr, expr.span, SuggestedType::Array) 777 ( 0.00%) } else if let Some(macro_call) = root_macro_call_first_node(cx, expr) 1,303 ( 0.00%) && let Some(VecArgs::Vec([expr])) = VecArgs::hir(cx, expr) 11,494 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (259x) . { . (expr, macro_call.span, SuggestedType::Vec) . } else { . return; . }; . 102 ( 0.00%) let Some(range) = Range::hir(cx, inner_expr) else { 765 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (17x) . 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, . ); . } . } . }, . ); 257,600 ( 0.02%) } . } 293 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/upper_case_acronyms.rs -------------------------------------------------------------------------------- Ir -- line 65 ---------------------------------------- . } . } else { . count = 0; . } . } . count == 2 . } . 1,040 ( 0.00%) fn check_ident(cx: &LateContext<'_>, ident: &Ident, hir_id: HirId, be_aggressive: bool) { 240 ( 0.00%) let s = ident.as_str(); 2,560 ( 0.00%) => ???:::as_str (80x) . . // By default, only warn for upper case identifiers with at least 3 characters. 160 ( 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 160 ( 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, . ); . }, . ); 640 ( 0.00%) } . . impl LateLintPass<'_> for UpperCaseAcronyms { 4,850 ( 0.00%) fn check_item(&mut self, cx: &LateContext<'_>, it: &Item<'_>) { . // do not lint public items or in macros 1,455 ( 0.00%) if it.span.in_external_macro(cx.sess().source_map()) 2,912 ( 0.00%) || (self.avoid_breaking_exported_api && cx.effective_visibilities.is_exported(it.owner_id.def_id)) 22,939 ( 0.00%) => ???:::is_exported (416x) . { . return; . } 1,696 ( 0.00%) match it.kind { 28 ( 0.00%) ItemKind::TyAlias(ident, ..) | ItemKind::Struct(ident, ..) | ItemKind::Trait { ident, .. } => { 35 ( 0.00%) check_ident(cx, &ident, it.hir_id(), self.upper_case_acronyms_aggressive); 511 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/upper_case_acronyms.rs:clippy_lints::upper_case_acronyms::check_ident (7x) . }, 36 ( 0.00%) ItemKind::Enum(ident, _, ref enumdef) => { 54 ( 0.00%) check_ident(cx, &ident, it.hir_id(), self.upper_case_acronyms_aggressive); 661 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/upper_case_acronyms.rs:clippy_lints::upper_case_acronyms::check_ident (9x) . // 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 9 ( 0.00%) enumdef.variants.iter().for_each(|variant| { 384 ( 0.00%) check_ident(cx, &variant.ident, variant.hir_id, self.upper_case_acronyms_aggressive); 4,800 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/upper_case_acronyms.rs:clippy_lints::upper_case_acronyms::check_ident (64x) . }); . }, . _ => {}, . } 3,880 ( 0.00%) } . } 16 ( 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 18 ---------------------------------------- . pub struct Fuse { . // NOTE: for `I: FusedIterator`, we never bother setting `None`, but . // we still have to be prepared for that state due to variance. . // See rust-lang/rust#85863 . iter: Option, . } . impl Fuse { . pub(in crate::iter) const fn new(iter: I) -> Fuse { 32 ( 0.00%) Fuse { iter: Some(iter) } . } . . pub(crate) fn into_inner(self) -> Option { . self.iter . } . } . . #[stable(feature = "fused", since = "1.26.0")] -- line 34 ---------------------------------------- -- 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, . { 735 ( 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> { 572 ( 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, . { 64,430 ( 0.00%) if let Some(ref mut iter) = self.iter { 32,253 ( 0.00%) acc = iter.try_fold(acc, fold)?; 8,428 ( 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_utils::eager_or_lazy::fn_eagerness::{closure#0}> as core::iter::traits::iterator::Iterator>::try_fold::<(), >::iter_try_fold::flatten, (), core::ops::control_flow::ControlFlow<()>, as core::iter::traits::iterator::Iterator>::try_fold::flatten, (), core::ops::control_flow::ControlFlow<()>, core::iter::traits::iterator::Iterator::any::check<&rustc_middle::ty::FieldDef, clippy_utils::eager_or_lazy::fn_eagerness::{closure#1}>::{closure#0}>::{closure#0}>::{closure#0}, core::ops::control_flow::ControlFlow<()>> (9x) . } . try { acc } . } . . #[inline] . fn find

(&mut self, predicate: P) -> Option . where . P: FnMut(&Self::Item) -> bool, -- line 438 ---------------------------------------- 53 ( 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/util.rs -------------------------------------------------------------------------------- Ir -- line 1400 ---------------------------------------- . /// attached; even if that is the case then the adt has been marked with . /// the attribute `rustc_insignificant_dtor`. . /// . /// Note that this method is used to check for change in drop order for . /// 2229 drop reorder migration analysis. . #[inline] . pub fn has_significant_drop(self, tcx: TyCtxt<'tcx>, typing_env: ty::TypingEnv<'tcx>) -> bool { . // Avoid querying in simple cases. 114 ( 0.00%) match needs_drop_components(tcx, self) { . Err(AlwaysRequiresDrop) => true, 57 ( 0.00%) Ok(components) => { . let query_ty = match *components { 144 ( 0.00%) [] => return false, . // If we've got a single component, call the query with that . // to increase the chance that we hit the query cache. 49 ( 0.00%) [component_ty] => component_ty, . _ => self, . }; . . // FIXME . // We should be canonicalizing, or else moving this to a method of inference . // context, or *something* like that, . // but for now just avoid passing inference variables . // to queries that can't cope with them. . // Instead, conservatively return "true" (may change drop order). 50 ( 0.00%) if query_ty.has_infer() { . return true; . } . . // This doesn't depend on regions, so try to minimize distinct . // query keys used. . // FIX: Use try_normalize to avoid crashing. If it fails, return true. . tcx.try_normalize_erasing_regions(typing_env, Unnormalized::new_wip(query_ty)) . .map(|erased| tcx.has_significant_drop_raw(typing_env.as_query_input(erased))) -- line 1433 ---------------------------------------- -- line 1499 ---------------------------------------- . /// # Examples . /// . /// - `u8` -> `u8` . /// - `&'a mut u8` -> `u8` . /// - `&'a &'b u8` -> `u8` . /// - `&'a *const &'b u8 -> *const &'b u8` . pub fn peel_refs(self) -> Ty<'tcx> { . let mut ty = self; 15,217 ( 0.00%) while let ty::Ref(_, inner_ty, _) = ty.kind() { 425 ( 0.00%) ty = *inner_ty; . } . ty . } . } . . /// Returns a list of types such that the given type needs drop if and only if . /// *any* of the returned types need drop. Returns `Err(AlwaysRequiresDrop)` if . /// this type always needs drop. -- line 1516 ---------------------------------------- -- line 1517 ---------------------------------------- . // . // FIXME(zetanumbers): consider replacing this with only . // `needs_drop_components_with_async` . #[inline] . pub fn needs_drop_components<'tcx>( . tcx: TyCtxt<'tcx>, . ty: Ty<'tcx>, . ) -> Result; 2]>, AlwaysRequiresDrop> { 243 ( 0.00%) needs_drop_components_with_async(tcx, ty, Asyncness::No) 367 ( 0.00%) => ???:rustc_middle::ty::util::needs_drop_components_with_async (15x) . } . . /// Returns a list of types such that the given type needs drop if and only if . /// *any* of the returned types need drop. Returns `Err(AlwaysRequiresDrop)` if . /// this type always needs drop. . pub fn needs_drop_components_with_async<'tcx>( . tcx: TyCtxt<'tcx>, . ty: Ty<'tcx>, -- line 1533 ---------------------------------------- -- line 1620 ---------------------------------------- . if new_t != t { Some((i, new_t)) } else { None } . }) { . Some((i, new_t)) => { . // An element changed, prepare to intern the resulting list . let mut new_list = SmallVec::<[_; 8]>::with_capacity(slice.len()); . new_list.extend_from_slice(&slice[..i]); . new_list.push(new_t); . for t in iter { 237 ( 0.00%) new_list.push(t.fold_with(folder)) . } 240 ( 0.00%) intern(folder.cx(), &new_list) . } . None => list, . } . } . . /// Does the equivalent of . /// ```ignore (illustrative) . /// let v = self.iter().map(|p| p.try_fold_with(folder)).collect::>(); -- line 1638 ---------------------------------------- 986 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/format_args.rs -------------------------------------------------------------------------------- Ir -- line 321 ---------------------------------------- . ty_msrv_map: FxHashMap, Option>, . has_derived_debug: FxHashMap, bool>, . has_pointer_format: FxHashMap, bool>, . } . . impl<'tcx> FormatArgs<'tcx> { . pub fn new(tcx: TyCtxt<'tcx>, conf: &'static Conf, format_args: FormatArgsStorage) -> Self { . let ty_msrv_map = make_ty_msrv_map(tcx); 13 ( 0.00%) Self { . format_args, . msrv: conf.msrv.into(), 1 ( 0.00%) ignore_mixed: conf.allow_mixed_uninlined_format_args, . ty_msrv_map, . has_derived_debug: FxHashMap::default(), . has_pointer_format: FxHashMap::default(), . } . } . } . . impl<'tcx> LateLintPass<'tcx> for FormatArgs<'tcx> { 322,000 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 1,554 ( 0.00%) if let Some(macro_call) = root_macro_call_first_node(cx, expr) 1,554 ( 0.00%) && is_format_macro(cx, macro_call.def_id) 1,219,298 ( 0.08%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::is_format_macro (259x) 40 ( 0.00%) && let Some(format_args) = self.format_args.get(cx, expr, macro_call.expn) 14,290 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:::get (5x) . { 50 ( 0.00%) let mut linter = FormatArgsExpr { . cx, . expr, . macro_call: ¯o_call, . format_args, 5 ( 0.00%) ignore_mixed: self.ignore_mixed, . msrv: &self.msrv, 5 ( 0.00%) ty_msrv_map: &self.ty_msrv_map, 5 ( 0.00%) has_derived_debug: &mut self.has_derived_debug, 5 ( 0.00%) has_pointer_format: &mut self.has_pointer_format, . }; . . linter.check_trailing_comma(); . linter.check_templates(); . 30 ( 0.00%) if self.msrv.meets(cx, msrvs::FORMAT_ARGS_CAPTURE) { 75 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/msrvs.rs:::meets (5x) . linter.check_uninlined_args(); . } . } 257,600 ( 0.02%) } . } . . struct FormatArgsExpr<'a, 'tcx> { . cx: &'a LateContext<'tcx>, . expr: &'tcx Expr<'tcx>, . macro_call: &'a MacroCall, . format_args: &'a rustc_ast::FormatArgs, . ignore_mixed: bool, -- line 373 ---------------------------------------- -- line 375 ---------------------------------------- . ty_msrv_map: &'a FxHashMap, Option>, . has_derived_debug: &'a mut FxHashMap, bool>, . has_pointer_format: &'a mut FxHashMap, bool>, . } . . impl<'tcx> FormatArgsExpr<'_, 'tcx> { . /// Check if there is a comma after the last format macro arg. . fn check_trailing_comma(&self) { 5 ( 0.00%) let span = self.macro_call.span; 35 ( 0.00%) if let Some(src) = span.get_text(self.cx) 5 ( 0.00%) && let Some(src) = src.strip_suffix([')', ']', '}']) 125 ( 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:::deref (5x) . && let src = src.trim_end_matches(|c: char| c.is_whitespace() && c != '\n') . && let Some(src) = src.strip_suffix(',') . && let src = src.trim_end_matches(|c: char| c.is_whitespace() && c != '\n') . && !src.ends_with('\n') . { . span_lint_and_sugg( . self.cx, . UNNECESSARY_TRAILING_COMMA, -- line 393 ---------------------------------------- -- line 397 ---------------------------------------- . "remove the trailing comma", . String::new(), . Applicability::MachineApplicable, . ); . } . } . . fn check_templates(&mut self) { 5 ( 0.00%) for piece in &self.format_args.template { 46 ( 0.00%) if let FormatArgsPiece::Placeholder(placeholder) = piece 9 ( 0.00%) && let Ok(index) = placeholder.argument.index 9 ( 0.00%) && let Some(arg) = self.format_args.arguments.all_args().get(index) 36 ( 0.00%) && let Some(arg_expr) = find_format_arg_expr(self.expr, arg) 13,521 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/macros.rs:clippy_utils::macros::find_format_arg_expr (9x) . { 9 ( 0.00%) self.check_unused_format_specifier(placeholder, arg_expr); 9 ( 0.00%) self.check_useless_format_width(placeholder); 36 ( 0.00%) self.check_useless_borrows_in_formatting(placeholder, arg_expr); 8,145 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/format_args.rs:::check_useless_borrows_in_formatting (9x) . . // Check width and precision arguments the same way as the value . for opt in [&placeholder.format_options.width, &placeholder.format_options.precision] { . if let Some(FormatCount::Argument(position)) = opt.as_ref() . && let Ok(pos_index) = position.index . && let Some(pos_arg) = self.format_args.arguments.all_args().get(pos_index) . && let Some(pos_arg_expr) = find_format_arg_expr(self.expr, pos_arg) . { . self.check_useless_borrows_in_formatting(placeholder, pos_arg_expr); . } . } . . if placeholder.format_trait == Display 45 ( 0.00%) && placeholder.format_options == FormatOptions::default() 405 ( 0.00%) => /home/moon/.rustup/toolchains/nightly-2026-08-07-x86_64-unknown-linux-gnu/lib/rustlib/rustc-src/rust/compiler/rustc_ast/src/format.rs:::eq (9x) 9 ( 0.00%) && !self.is_aliased(index) . { 45 ( 0.00%) let name = self.cx.tcx.item_name(self.macro_call.def_id); 36 ( 0.00%) self.check_format_in_format_args(name, arg_expr); 18 ( 0.00%) self.check_to_string_in_format_args(name, arg_expr); . } . . if placeholder.format_trait == Debug { . let name = self.cx.tcx.item_name(self.macro_call.def_id); . self.check_unnecessary_debug_formatting(name, arg_expr); . if let Some(span) = placeholder.span . && self.has_pointer_debug(self.cx.typeck_results().expr_ty(arg_expr), 0) . { -- line 440 ---------------------------------------- -- line 446 ---------------------------------------- . && let Some(span) = placeholder.span . { . span_lint(self.cx, POINTER_FORMAT, span, "pointer formatting detected"); . } . } . } . } . 99 ( 0.00%) fn check_useless_borrows_in_formatting(&self, placeholder: &FormatPlaceholder, arg_expr: &Expr<'tcx>) { . // Updated while peeling: 9 ( 0.00%) let mut only_mutable = true; 9 ( 0.00%) let mut has_mutable = false; . 18 ( 0.00%) if !arg_expr.span.from_expansion() 18 ( 0.00%) && !is_from_proc_macro(self.cx, arg_expr) 54 ( 0.00%) && let Some(fmt_trait) = match placeholder.format_trait { . Display => self.cx.tcx.get_diagnostic_item(sym::Display), . Debug => self.cx.tcx.get_diagnostic_item(sym::Debug), . _ => None, . } 54 ( 0.00%) && let Some(sized_trait) = self.cx.tcx.lang_items().sized_trait() 360 ( 0.00%) => ???:::lang_items (9x) 90 ( 0.00%) && let peeled_expr = peel_hir_expr_while(arg_expr, |e| { 171 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::peel_hir_expr_while::<::check_useless_borrows_in_formatting::{closure#0}> (9x) . // Need to handle `&&&T` to `&T` when a single ref is still required 18 ( 0.00%) if let ExprKind::AddrOf(BorrowKind::Ref, m, e) = e.kind . && let ty = self.cx.typeck_results().expr_ty(e) . && implements_trait(self.cx, ty, sized_trait, &[]) . && implements_trait(self.cx, ty, fmt_trait, &[]) . { . only_mutable = only_mutable && m == Mutability::Mut; . has_mutable = has_mutable || m == Mutability::Mut; . Some(e) . } else { . None . } . }) 9 ( 0.00%) && !std::ptr::eq(arg_expr, peeled_expr) . && let Some(peeled_snippet) = snippet_opt(self.cx, peeled_expr.span) . { . let name = self.cx.tcx.item_name(self.macro_call.def_id); . let message = if only_mutable { . "remove the redundant `&mut`" . } else if has_mutable { . "remove the redundant `&`/`&mut`" . } else { -- line 489 ---------------------------------------- -- line 494 ---------------------------------------- . USELESS_BORROWS_IN_FORMATTING, . arg_expr.span, . format!("redundant reference in `{name}!` argument"), . message, . peeled_snippet, . Applicability::MachineApplicable, . ); . } 72 ( 0.00%) } . . fn check_unused_format_specifier(&self, placeholder: &FormatPlaceholder, arg: &Expr<'_>) { . let options = &placeholder.format_options; . 27 ( 0.00%) if let Some(placeholder_span) = placeholder.span 18 ( 0.00%) && *options != FormatOptions::default() . && let ty = self.cx.typeck_results().expr_ty(arg).peel_refs() . && ty.is_lang_item(self.cx, LangItem::FormatArguments) . { . span_lint_and_then( . self.cx, . UNUSED_FORMAT_SPECS, . placeholder_span, . "format specifiers have no effect on `format_args!()`", -- line 516 ---------------------------------------- -- line 549 ---------------------------------------- . }, . ); . } . } . . /// Lint when format width has no effect on the output because the format trait's . /// minimum output is larger (e.g. `{:#02X}` outputs "0x1" so width 2 has no effect). . fn check_useless_format_width(&self, placeholder: &FormatPlaceholder) { 45 ( 0.00%) let min_width = match placeholder.format_trait { . // 0x prefix, e.g. 0x1, 0o1, 0b1 . LowerHex | UpperHex | Octal | Binary if placeholder.format_options.alternate => 4, . LowerExp | UpperExp | Pointer => 4, // e.g. 1e0 with exponent, 0x1 for pointer . _ => return, . }; . if let Some(FormatCount::Literal(width_value)) = placeholder.format_options.width . && width_value < min_width . && let Some(placeholder_span) = placeholder.span -- line 565 ---------------------------------------- -- line 571 ---------------------------------------- . "format width has no effect on the output for this format trait", . None, . format!("consider removing the width or increasing it to at least {min_width}"), . ); . } . } . . fn check_uninlined_args(&self) { 15 ( 0.00%) if self.format_args.span.from_expansion() { . return; . } 20 ( 0.00%) if self.macro_call.span.edition() < Edition2021 290 ( 0.00%) => ???:::edition (5x) . && (is_panic(self.cx, self.macro_call.def_id) || is_assert_macro(self.cx, self.macro_call.def_id)) . { . // panic!, assert!, and debug_assert! before 2021 edition considers a single string argument as . // non-format . return; . } . . let mut fixes = Vec::new(); . // If any of the arguments are referenced by an index number, . // and that argument is not a simple variable and cannot be inlined, . // we cannot remove any other arguments in the format string, . // because the index numbers might be wrong after inlining. . // Example of an un-inlinable format: print!("{}{1}", foo, 2) 55 ( 0.00%) for (pos, usage) in self.format_arg_positions() { 8 ( 0.00%) if !self.check_one_arg(pos, usage, &mut fixes) { . return; . } . } . 1 ( 0.00%) if fixes.is_empty() { . return; . } . . // multiline span display suggestion is sometimes broken: https://github.com/rust-lang/rust/pull/102729#discussion_r988704308 . // in those cases, make the code suggestion hidden . let multiline_fix = fixes . .iter() . .any(|(span, _)| self.cx.sess().source_map().is_multiline(*span)); -- line 610 ---------------------------------------- -- line 625 ---------------------------------------- . Applicability::MachineApplicable, . if multiline_fix { CompletelyHidden } else { ShowCode }, . ); . }, . ); . } . . fn check_one_arg(&self, pos: &FormatArgPosition, usage: FormatParamUsage, fixes: &mut Vec<(Span, String)>) -> bool { 4 ( 0.00%) let index = pos.index.unwrap(); 16 ( 0.00%) let arg = &self.format_args.arguments.all_args()[index]; . 8 ( 0.00%) if !matches!(arg.kind, FormatArgumentKind::Captured(_)) 12 ( 0.00%) && let rustc_ast::ExprKind::Path(None, path) = &arg.expr.kind . && let [segment] = path.segments.as_slice() . && segment.args.is_none() . && let Some(arg_span) = format_arg_removal_span(self.format_args, index) . && let Some(pos_span) = pos.span . { . let replacement = match usage { . FormatParamUsage::Argument => segment.ident.name.to_string(), . FormatParamUsage::Width => format!("{}$", segment.ident.name), -- line 645 ---------------------------------------- -- line 648 ---------------------------------------- . fixes.push((pos_span, replacement)); . fixes.push((arg_span, String::new())); . true // successful inlining, continue checking . } else { . // Do not continue inlining (return false) in case . // * if we can't inline a numbered argument, e.g. `print!("{0} ...", foo.bar, ...)` . // * if allow_mixed_uninlined_format_args is false and this arg hasn't been inlined already . pos.kind != FormatArgPositionKind::Number 20 ( 0.00%) && (!self.ignore_mixed || matches!(arg.kind, FormatArgumentKind::Captured(_))) . } . } . . fn check_format_in_format_args(&self, name: Symbol, arg: &Expr<'_>) { . let expn_data = arg.span.ctxt().outer_expn_data(); 18 ( 0.00%) if expn_data.call_site.from_expansion() { . return; . } 36 ( 0.00%) let Some(mac_id) = expn_data.macro_def_id else { return }; 45 ( 0.00%) if !self.cx.tcx.is_diagnostic_item(sym::format_macro, mac_id) { 486 ( 0.00%) => ???:::is_diagnostic_item (9x) . return; . } . span_lint_and_then( . self.cx, . FORMAT_IN_FORMAT_ARGS, . self.macro_call.span, . format!("`format!` in `{name}!` args"), . |diag| { -- line 674 ---------------------------------------- -- line 677 ---------------------------------------- . )); . diag.help("or consider changing `format!` to `format_args!`"); . }, . ); . } . . fn check_to_string_in_format_args(&self, name: Symbol, value: &Expr<'_>) { . let cx = self.cx; 18 ( 0.00%) if !value.span.from_expansion() 16 ( 0.00%) && let ExprKind::MethodCall(_, receiver, [], to_string_span) = value.kind 16 ( 0.00%) && cx . .typeck_results() 24 ( 0.00%) .type_dependent_def_id(value.hir_id) 408 ( 0.00%) => ???:::type_dependent_def_id (8x) 8 ( 0.00%) .opt_parent(cx) . .is_diag_item(cx, sym::ToString) . && let receiver_ty = cx.typeck_results().expr_ty(receiver) . && let Some(display_trait_id) = cx.tcx.get_diagnostic_item(sym::Display) . && let (n_needed_derefs, target) = . count_needed_derefs(receiver_ty, cx.typeck_results().expr_adjustments(receiver).iter()) . && implements_trait(cx, target, display_trait_id, &[]) . && let Some(sized_trait_id) = cx.tcx.lang_items().sized_trait() . && let Some(receiver_snippet) = receiver.span.source_callsite().get_text(cx) -- line 698 ---------------------------------------- -- line 760 ---------------------------------------- . be removed", . ); . }, . ); . } . } . . fn format_arg_positions(&self) -> impl Iterator { 171 ( 0.00%) self.format_args.template.iter().flat_map(|piece| match piece { . FormatArgsPiece::Placeholder(placeholder) => { . let mut positions = ArrayVec::<_, 3>::new(); . . positions.push((&placeholder.argument, FormatParamUsage::Argument)); 150 ( 0.00%) if let Some(FormatCount::Argument(position)) = &placeholder.format_options.width { . positions.push((position, FormatParamUsage::Width)); . } 75 ( 0.00%) if let Some(FormatCount::Argument(position)) = &placeholder.format_options.precision { . positions.push((position, FormatParamUsage::Precision)); . } . 200 ( 0.00%) positions . }, . FormatArgsPiece::Literal(_) => ArrayVec::new(), . }) . } . . /// Returns true if the format argument at `index` is referred to by multiple format params . fn is_aliased(&self, index: usize) -> bool { . self.format_arg_positions() -- line 788 ---------------------------------------- -- line 866 ---------------------------------------- . } . } . } . . fn make_ty_msrv_map(tcx: TyCtxt<'_>) -> FxHashMap, Option> { . [(sym::OsStr, Some(msrvs::OS_STR_DISPLAY)), (sym::Path, None)] . .into_iter() . .filter_map(|(name, feature)| { 6 ( 0.00%) tcx.get_diagnostic_item(name).map(|def_id| { 212 ( 0.00%) => ???:::get_diagnostic_item (2x) . let ty = Ty::new_adt(tcx, tcx.adt_def(def_id), List::empty()); . (ty, feature) . }) . }) . .collect() . } . . fn count_needed_derefs<'tcx, I>(mut ty: Ty<'tcx>, mut iter: I) -> (usize, Ty<'tcx>) -- line 882 ---------------------------------------- 251 ( 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(), . } . } . 125 ( 0.00%) fn is_potentially_local_place(&self, place: &Place<'_>) -> bool { 50 ( 0.00%) match self { . Self::WithFieldAccess { . local_id, . field_indices, . .. . } => { . let field_projections = place . .projections . .iter() . .filter(|proj| matches!(proj.kind, ProjectionKind::Field(_, _))) . .collect::>(); 24 ( 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), . } 125 ( 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) { 10 ( 0.00%) (sym::Option, sym::is_some) => Some((UnwrappableKind::Option, true)), 5 ( 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, . } . } . 2,576 ( 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>, . ) { 1,854 ( 0.00%) match expr.kind { 8 ( 0.00%) ExprKind::Binary(op, left, right) 111 ( 0.00%) if matches!( 72 ( 0.00%) (invert, op.node), . (false, BinOpKind::And | BinOpKind::BitAnd) | (true, BinOpKind::Or | BinOpKind::BitOr) . ) => . { 28 ( 0.00%) inner(cx, if_expr, left, branch, invert, false, out); 131 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:clippy_lints::unwrap::collect_unwrap_info::inner'2 (4x) . inner(cx, if_expr, right, branch, invert, false, out); . }, 40 ( 0.00%) ExprKind::Unary(UnOp::Not, expr) => inner(cx, if_expr, expr, branch, !invert, false, out), 104 ( 0.00%) ExprKind::MethodCall(method_name, receiver, [], _) 240 ( 0.00%) if let Some(local) = extract_local(cx, receiver) 1,404 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:clippy_lints::unwrap::extract_local (20x) 20 ( 0.00%) && let ty = cx.typeck_results().expr_ty(receiver) 800 ( 0.00%) => ???:::expr_ty (20x) . && let name = method_name.ident.name 22 ( 0.00%) && let Some((kind, unwrappable)) = option_or_result_call(cx, ty, name) => . { . let safe_to_unwrap = unwrappable != invert; . 47 ( 0.00%) out.push(UnwrapInfo { . local, . if_expr, . check: expr, . check_name: name, . branch, . safe_to_unwrap, . kind, . is_entire_condition, . }); . }, . _ => {}, . } 1,472 ( 0.00%) } . . let mut out = vec![]; 720 ( 0.00%) inner(cx, if_expr, expr, branch, invert, is_entire_condition, &mut out); 9,673 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:clippy_lints::unwrap::collect_unwrap_info::inner (152x) 540 ( 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`]) 9,032 ( 0.00%) fn extract_local(cx: &LateContext<'_>, mut expr: &Expr<'_>) -> Option { 1,129 ( 0.00%) let span = expr.span; . let mut field_indices = vec![]; 6,520 ( 0.00%) while let ExprKind::Field(recv, _) = expr.kind 1,225 ( 0.00%) && let Some(field_idx) = cx.typeck_results().opt_field_index(expr.hir_id) 6,881 ( 0.00%) => ???:::opt_field_index (175x) . { . field_indices.push(field_idx); . expr = recv; . } . let local_id = expr.res_local_id()?; 634 ( 0.00%) if field_indices.is_empty() { 1,386 ( 0.00%) Some(Local::Pure { local_id }) . } else { 688 ( 0.00%) Some(Local::WithFieldAccess { . local_id, 688 ( 0.00%) field_indices, . span, . }) . } 9,204 ( 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) { 44 ( 0.00%) if let ty::BorrowKind::Mutable = bk . && self.local.is_potentially_local_place(&cat.place) . && !is_as_mut_use(self.tcx, diag_expr_id) . { . self.is_mutated = true; . } . } . . fn mutate(&mut self, cat: &PlaceWithHirId<'tcx>, _: HirId) { 175 ( 0.00%) if self.local.is_potentially_local_place(&cat.place) { 1,417 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:::is_potentially_local_place (25x) . 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> { 1,620 ( 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(); 1,315 ( 0.00%) for unwrap_info in collect_unwrap_info(self.cx, if_expr, cond, branch, else_branch, true) { 20 ( 0.00%) let mut delegate = MutationVisitor { . is_mutated: false, . local: &unwrap_info.local, 10 ( 0.00%) tcx: self.cx.tcx, . }; . . let vis = ExprUseVisitor::for_clippy(self.cx, cond.hir_id.owner.def_id, &mut delegate); 15 ( 0.00%) vis.walk_expr(cond).into_ok(); 9,604 ( 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 (5x) 15 ( 0.00%) vis.walk_expr(branch).into_ok(); 332,271 ( 0.02%) => /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 (5x) . 10 ( 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; . } 60 ( 0.00%) self.unwrappables.push(unwrap_info); . } 540 ( 0.00%) walk_expr(self, branch); 969,619 ( 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_expr::'2 (152x) . self.unwrappables.truncate(prev_len); 1,440 ( 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) { 2,786 ( 0.00%) if let ExprKind::MethodCall(path, recv, [], _) = expr.kind { 120 ( 0.00%) match path.ident.name { 469 ( 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; . 283,842 ( 0.02%) fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { . // Skip checking inside closures since they are visited through `Unwrap::check_fn()` already. 216,180 ( 0.01%) if matches!(expr.kind, ExprKind::Closure(_)) { . return; . } . if let Some(higher::If { cond, then, r#else }) = higher::If::hir(expr) { 321 ( 0.00%) walk_expr(self, cond); 21,499 ( 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_expr::'2 (107x) 642 ( 0.00%) self.visit_branch(expr, cond, then, false); 901,670 ( 0.06%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:::visit_branch (88x) 25,984 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:::visit_branch'2 (19x) 214 ( 0.00%) if let Some(else_inner) = r#else { 949 ( 0.00%) self.visit_branch(expr, cond, else_inner, true); 431,367 ( 0.03%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:::visit_branch (64x) 14,477 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:::visit_branch'2 (9x) . } . } else { . // find `unwrap[_err]()` or `expect("...")` calls: 1,109 ( 0.00%) if let ExprKind::MethodCall(method_name, self_arg, ..) = expr.kind 1,109 ( 0.00%) && let (self_arg, as_ref_kind) = consume_option_as_ref(self_arg) 10,219 ( 0.00%) && let Some(local) = extract_local(self.cx, self_arg) 711 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/unwrap.rs:clippy_lints::unwrap::extract_local (11x) 4,298 ( 0.00%) && matches!(method_name.ident.name, sym::unwrap | sym::expect | sym::unwrap_err) 18 ( 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"); . }, . ); . } . } 94,068 ( 0.01%) walk_expr(self, expr); 3,322,544 ( 0.22%) => /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:: (202x) . } 251,720 ( 0.02%) } . . fn maybe_tcx(&mut self) -> Self::MaybeTyCtxt { 202 ( 0.00%) self.cx.tcx . } . } . . impl<'tcx> LateLintPass<'tcx> for Unwrap { 1,589 ( 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; . } . 1,010 ( 0.00%) let mut v = UnwrappableVariablesVisitor { . unwrappables: Vec::new(), . cx, 202 ( 0.00%) msrv: self.msrv, . }; . 808 ( 0.00%) walk_fn(&mut v, kind, decl, body.id(), fn_id); 3,398,073 ( 0.23%) => /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:: (202x) 1,135 ( 0.00%) } . } 5,629 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/implicit_saturating_sub.rs -------------------------------------------------------------------------------- Ir -- line 90 ---------------------------------------- . . impl ImplicitSaturatingSub { . pub fn new(conf: &'static Conf) -> Self { . Self { msrv: conf.msrv.into() } . } . } . . impl<'tcx> LateLintPass<'tcx> for ImplicitSaturatingSub { 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 64,400 ( 0.00%) if expr.span.from_expansion() { . return; . } . if let Some(higher::If { cond, then, r#else: None }) = higher::If::hir(expr) . . // Check if the conditional expression is a binary operation 54 ( 0.00%) && let ExprKind::Binary(ref cond_op, cond_left, cond_right) = cond.kind . { 12 ( 0.00%) check_with_condition(cx, expr, cond_op.node, cond_left, cond_right, then, self.msrv); . } else if let Some(higher::If { . cond, . then: if_block, . r#else: Some(else_block), . }) = higher::If::hir(expr) 110 ( 0.00%) && let ExprKind::Binary(ref cond_op, cond_left, cond_right) = cond.kind . { 11 ( 0.00%) check_manual_check( . cx, expr, cond_op, cond_left, cond_right, if_block, else_block, self.msrv, . ); . } 257,432 ( 0.02%) } . } . . #[expect(clippy::too_many_arguments)] . fn check_manual_check<'tcx>( . cx: &LateContext<'tcx>, . expr: &Expr<'tcx>, . condition: &BinOp, . left_hand: &Expr<'tcx>, . right_hand: &Expr<'tcx>, . if_block: &Expr<'tcx>, . else_block: &Expr<'tcx>, . msrv: Msrv, . ) { 22 ( 0.00%) let ty = cx.typeck_results().expr_ty(left_hand); 440 ( 0.00%) => ???:::expr_ty (11x) . if ty.is_numeric() && !ty.is_signed() { 12 ( 0.00%) match condition.node { . BinOpKind::Gt | BinOpKind::Ge => check_gt( . cx, . condition.span, . expr.span, . left_hand, . right_hand, . if_block, . else_block, -- line 143 ---------------------------------------- -- line 307 ---------------------------------------- . expr: &Expr<'tcx>, . cond_op: BinOpKind, . cond_left: &Expr<'tcx>, . cond_right: &Expr<'tcx>, . then: &Expr<'tcx>, . msrv: Msrv, . ) { . // Ensure that the binary operator is >, !=, or < 6 ( 0.00%) if (BinOpKind::Ne == cond_op || BinOpKind::Gt == cond_op || BinOpKind::Lt == cond_op) . . // Check if assign operation is done . && let Some(target) = subtracts_one(cx, then) . . // Extracting out the variable name . && let ExprKind::Path(QPath::Resolved(_, ares_path)) = target.kind . { . let ctxt = expr.span.ctxt(); -- line 323 ---------------------------------------- -- line 389 ---------------------------------------- . } . }, . _ => (), . } . } . } . . fn subtracts_one<'a>(cx: &LateContext<'_>, expr: &'a Expr<'a>) -> Option<&'a Expr<'a>> { 18 ( 0.00%) match peel_blocks_with_stmt(expr).kind { . ExprKind::AssignOp(ref op1, target, value) => { . // Check if literal being subtracted is one . (AssignOpKind::SubAssign == op1.node && is_integer_literal(value, 1)).then_some(target) . }, 1 ( 0.00%) ExprKind::Assign(target, value, _) => { 2 ( 0.00%) if let ExprKind::Binary(ref op1, left1, right1) = value.kind . && BinOpKind::Sub == op1.node . && SpanlessEq::new(cx).eq_expr(expr.span.ctxt(), left1, target) . && is_integer_literal(right1, 1) . { . Some(target) . } else { . None . } -- line 411 ---------------------------------------- 39 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/unit_types/let_unit_value.rs -------------------------------------------------------------------------------- Ir -- line 11 ---------------------------------------- . use rustc_lint::{LateContext, LintContext as _}; . use rustc_middle::ty; . use rustc_span::Span; . . use super::LET_UNIT_VALUE; . . pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, format_args: &FormatArgsStorage, local: &'tcx LetStmt<'_>) { . // skip `let () = { ... }` 4,590 ( 0.00%) if let PatKind::Tuple(fields, ..) = local.pat.kind 40 ( 0.00%) && fields.is_empty() . { . return; . } . 4,590 ( 0.00%) if let Some(init) = local.init 3,058 ( 0.00%) && !local.pat.span.from_expansion() 1,179 ( 0.00%) && !local.span.in_external_macro(cx.sess().source_map()) 1,179 ( 0.00%) && !local.span.is_from_async_await() 40,086 ( 0.00%) => ???:::is_from_async_await (393x) 799 ( 0.00%) && cx.typeck_results().pat_ty(local.pat).is_unit() 15,744 ( 0.00%) => ???:::pat_ty (393x) . { . // skip `let awa = ()` . if let ExprKind::Tup([]) = init.kind { . return; . } . . // skip `let _: () = { ... }` . if let Some(ty) = local.ty -- line 37 ---------------------------------------- 393 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/types/box_collection.rs -------------------------------------------------------------------------------- Ir -- line 3 ---------------------------------------- . use clippy_utils::{qpath_generic_tys, sym}; . use rustc_hir::def_id::DefId; . use rustc_hir::{self as hir, QPath}; . use rustc_lint::LateContext; . use rustc_span::Symbol; . . use super::BOX_COLLECTION; . 4,848 ( 0.00%) pub(super) fn check(cx: &LateContext<'_>, hir_ty: &hir::Ty<'_>, qpath: &QPath<'_>, def_id: DefId) -> bool { 1,228 ( 0.00%) if Some(def_id) == cx.tcx.lang_items().owned_box() 16,160 ( 0.00%) => ???:::lang_items (404x) . && let Some(item_type) = get_std_collection(cx, qpath) . { . let generic = match item_type { . sym::String => "", . _ => "<..>", . }; . . let box_content = format!("{item_type}{generic}"); -- line 20 ---------------------------------------- -- line 25 ---------------------------------------- . format!("you seem to be trying to use `Box<{box_content}>`. Consider using just `{box_content}`"), . None, . format!("`{box_content}` is already on the heap, `Box<{box_content}>` makes an extra allocation"), . ); . true . } else { . false . } 3,232 ( 0.00%) } . . fn get_std_collection(cx: &LateContext<'_>, qpath: &QPath<'_>) -> Option { . let param = qpath_generic_tys(qpath).next()?; . let id = param.basic_res().opt_def_id()?; . cx.tcx . .get_diagnostic_name(id) . .filter(|&name| { . matches!( -- line 41 ---------------------------------------- 404 ( 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/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")] 11,650 ( 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 1080 ---------------------------------------- . /// Get the ABI, including the unwind flag. . pub fn abi(self) -> ExternAbi { . let abi_index = self.flags & Self::EXTERN_ABI_MASK; . ExternAbi::from_packed(abi_index) . } . . /// Get the safety flag. . pub fn is_safe(self) -> bool { 2 ( 0.00%) self.flags & Self::SAFE_FLAG != 0 . } . . /// 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 { 310 ( 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) . )] 618 ( 0.00%) #[derive(TypeVisitable_Generic, GenericTypeVisitable, TypeFoldable_Generic, Lift_Generic)] 375,262 ( 0.03%) => /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::> (309x) . pub struct FnSig { . pub inputs_and_output: I::Tys, 618 ( 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 { 876 ( 0.00%) self.inputs_and_output.inputs() 497 ( 0.00%) => ???:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty> as rustc_type_ir::inherent::Tys>::inputs (71x) . } . . pub fn output(self) -> I::Ty { 3,849 ( 0.00%) self.inputs_and_output.output() 30 ( 0.00%) => ???:<&rustc_middle::ty::list::RawList<(), rustc_middle::ty::Ty> as rustc_type_ir::inherent::Tys>::output (6x) . } . . 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 ---------------------------------------- -- line 1176 ---------------------------------------- . #[inline] . pub fn inputs(self) -> ty::Binder { . self.map_bound(|fn_sig| fn_sig.inputs()) . } . . #[inline] . #[track_caller] . pub fn input(self, index: usize) -> ty::Binder { 4 ( 0.00%) self.map_bound(|fn_sig| fn_sig.inputs().get(index).unwrap()) . } . . pub fn inputs_and_output(self) -> ty::Binder { . self.map_bound(|fn_sig| fn_sig.inputs_and_output) . } . . #[inline] . pub fn output(self) -> ty::Binder { -- line 1192 ---------------------------------------- 2,128 ( 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 { 273 ( 0.00%) match value { . BinOpKind::Le => Ok(Self::Le), . BinOpKind::Ge => Ok(Self::Ge), . _ => Err(()), . } . } . } . . impl IntPlusOne { -- line 64 ---------------------------------------- -- 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 { 182,196 ( 0.01%) fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { 60,732 ( 0.00%) if let ExprKind::Binary(binop, lhs, rhs) = &expr.kind 182 ( 0.00%) && let Ok(le_or_ge) = LeOrGe::try_from(binop.node) . && 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); . } 212,562 ( 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/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> { 20 ( 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(); 3,123 ( 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> { 1,164 ( 0.00%) self.hir_node(self.local_def_id_to_hir_id(id)) 14,074 ( 0.00%) => ???:::hir_node (227x) . } . . /// 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> { 120 ( 0.00%) self.hir_body(id).params.iter().map(|param| match param.pat.kind { 20 ( 0.00%) PatKind::Binding(_, _, ident, _) => Some(ident), . 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. 1,698 ( 0.00%) pub fn hir_body_owner_kind(self, def_id: impl Into) -> BodyOwnerKind { 484 ( 0.00%) let def_id = def_id.into(); 2,906 ( 0.00%) match self.def_kind(def_id) { . DefKind::Const { .. } | DefKind::AssocConst { .. } => { 3 ( 0.00%) BodyOwnerKind::Const { inline: false } . } . DefKind::AnonConst => BodyOwnerKind::Const { . inline: self.anon_const_kind(def_id) == ty::AnonConstKind::NonTypeSystemInline, . }, . 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), . } 1,460 ( 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)> { 157,437 ( 0.01%) self.hir_parent_id_iter(current_id).map(move |id| (id, self.hir_node(id))) 1,905,570 ( 0.13%) => ???:::hir_node (30,735x) . } . . /// 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 ---------------------------------------- 4,223 ( 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/context.rs -------------------------------------------------------------------------------- Ir -- line 1081 ---------------------------------------- . Some(hir::CoroutineKind::Desugared(hir::CoroutineDesugaring::AsyncGen, _)) . ) . } . . pub fn features(self) -> &'tcx rustc_feature::Features { . self.features_query(()) . } . 15,768 ( 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 { 5,916 ( 0.00%) self.cstore_untracked().def_key(id) 152,061 ( 0.01%) => ???:::def_key (1,972x) . } 18,396 ( 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> { 2,990 ( 0.00%) self.interners.intern_ty(st) 59,619 ( 0.00%) => ???:::intern_ty (597x) . } . . 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 2428 ---------------------------------------- . T::collect_and_apply(iter, |xs| self.mk_clauses(xs)) . } . . pub fn mk_type_list_from_iter(self, iter: I) -> T::Output . where . I: Iterator, . T: CollectAndApply, &'tcx List>>, . { 20 ( 0.00%) T::collect_and_apply(iter, |xs| self.mk_type_list(xs)) 207 ( 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::>, core::array::iter::IntoIter>, ::mk_type_list_from_iter>, core::array::iter::IntoIter>, rustc_middle::ty::Ty>::{closure#0}> (1x) . } . . pub fn mk_args_from_iter(self, iter: I) -> T::Output . where . I: Iterator, . T: CollectAndApply, ty::GenericArgsRef<'tcx>>, . { 315 ( 0.00%) T::collect_and_apply(iter, |xs| self.mk_args(xs)) 1,260 ( 0.00%) => ???:::mk_args (15x) . } . . 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] 28 ( 0.00%) pub fn emit_node_span_lint( . self, . lint: &'static Lint, . hir_id: HirId, . span: impl Into, . decorator: impl for<'a> Diagnostic<'a, ()>, . ) { 227 ( 0.00%) let level_spec = self.lint_level_spec_at_node(lint, hir_id); 5,791 ( 0.00%) => ???:::lint_level_spec_at_node (5x) 381 ( 0.00%) emit_lint_base(self.sess, lint, level_spec, Some(span.into()), decorator) 480 ( 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 { 160 ( 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 ---------------------------------------- 35,170 ( 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/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(); . 12,639 ( 0.00%) if start > end || end > slice.len() { . return false; . } . 7,170 ( 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 { 10,612 ( 0.00%) (start == 0 || bytes.as_ptr().add(start).read().is_utf8_char_boundary()) 7,038 ( 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 { 47,452 ( 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> { 13,889 ( 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 { 127 ( 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> { 35 ( 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 ---------------------------------------- 2,954 ( 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/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 { 15,008 ( 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: /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. 186 ( 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`. 262,465 ( 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. 40,483 ( 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 ---------------------------------------- 71,276 ( 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 { 322,000 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 58 ( 0.00%) let (let_pat, let_expr, ifwhile) = 128,827 ( 0.01%) if let Some(higher::IfLet { let_pat, let_expr, .. }) = higher::IfLet::hir(cx, expr) { 167,334 ( 0.01%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (32,200x) . (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; . }; . 81 ( 0.00%) if let ExprKind::MethodCall(ok_path, recv, [], ..) = let_expr.kind //check is expr.ok() has type Result.ok(, _) 6 ( 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, . ); . } 257,600 ( 0.02%) } . } 54 ( 0.00%) -------------------------------------------------------------------------------- -- 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 194,100 ( 0.01%) pub fn hir(expr: &Expr<'tcx>) -> Option { 64,711 ( 0.00%) if let ExprKind::DropTemps(e) = expr.kind 77 ( 0.00%) && let ExprKind::Match(iterexpr, [arm], MatchSource::ForLoopDesugar) = e.kind 44 ( 0.00%) && let ExprKind::Call(_, [arg]) = iterexpr.kind 88 ( 0.00%) && let ExprKind::Loop(block, label, ..) = arm.body.kind 33 ( 0.00%) && let [stmt] = block.stmts 33 ( 0.00%) && let hir::StmtKind::Expr(e) = stmt.kind 55 ( 0.00%) && let ExprKind::Match(_, [_, some_arm], _) = e.kind 66 ( 0.00%) && let hir::PatKind::Struct(_, [field], _) = some_arm.pat.kind . { 121 ( 0.00%) return Some(Self { 11 ( 0.00%) pat: field.pat, . arg, 11 ( 0.00%) body: some_arm.body, 22 ( 0.00%) loop_id: arm.body.hir_id, 22 ( 0.00%) span: expr.span.ctxt().outer_expn_data().call_site, . label, . }); . } 32,339 ( 0.00%) None 194,100 ( 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 { 137,284 ( 0.01%) if let ExprKind::If(cond, then, r#else) = expr.kind 6,439 ( 0.00%) && !has_let_expr(cond) 2,497 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::has_let_expr (109x) . { . 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 97,877 ( 0.01%) pub fn hir(cx: &LateContext<'_>, expr: &Expr<'hir>) -> Option { 196,986 ( 0.01%) if let ExprKind::If( . &Expr { . kind: . ExprKind::Let(&hir::LetExpr { 246 ( 0.00%) pat: let_pat, . init: let_expr, 123 ( 0.00%) span: let_span, . .. . }), . .. . }, 123 ( 0.00%) if_then, 123 ( 0.00%) if_else, 616 ( 0.00%) ) = expr.kind . { 246 ( 0.00%) let mut iter = cx.tcx.hir_parent_iter(expr.hir_id); 414 ( 0.00%) if let Some((_, Node::Block(Block { stmts: [], .. }))) = iter.next() 128 ( 0.00%) && let Some(( . _, . Node::Expr(Expr { . kind: ExprKind::Loop(_, _, LoopSource::While, _), . .. . }), 28 ( 0.00%) )) = iter.next() . { . // while loop desugar 16 ( 0.00%) return None; . } 460 ( 0.00%) return Some(Self { . let_pat, . let_expr, . if_then, . if_else, . let_span, . }); . } 97,754 ( 0.01%) None 97,877 ( 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 3,735 ( 0.00%) pub fn parse(cx: &LateContext<'_>, expr: &Expr<'hir>) -> Option { 2,490 ( 0.00%) match expr.kind { 992 ( 0.00%) ExprKind::Match(expr, arms, source) => Some(Self::Match(expr, arms, source)), 1,121 ( 0.00%) _ => IfLet::hir(cx, expr).map( 6,935 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (1,121x) . |IfLet { . let_expr, . let_pat, . if_then, . if_else, . let_span, . }| { Self::IfLet(let_expr, let_pat, if_then, if_else, let_span) }, . ), . } 4,980 ( 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 { 727 ( 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`. 645,250 ( 0.04%) pub fn hir(cx: &LateContext<'_>, expr: &'a Expr<'_>) -> Option> { 129,050 ( 0.01%) let span = expr.range_span()?; 1,571,400 ( 0.11%) => ???:::range_span (64,525x) 84 ( 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)) . }, 120 ( 0.00%) ExprKind::Struct(&qpath, fields, StructTailExpr::None) => match (cx.tcx.qpath_lang_item(qpath)?, fields) { 1,464 ( 0.00%) => ???:::qpath_lang_item (12x) . (hir::LangItem::RangeFull, []) => (RangeTy::OpsFull, None, None), 18 ( 0.00%) (hir::LangItem::RangeFrom, [start]) if start.ident.name == sym::start => { 6 ( 0.00%) (RangeTy::OpsFrom, Some(start.expr), None) . }, . (hir::LangItem::RangeFromCopy, [start]) if start.ident.name == sym::start => { . (RangeTy::RangeFrom, Some(start.expr), None) . }, . (hir::LangItem::Range, [start, end] | [end, start]) . if start.ident.name == sym::start && end.ident.name == sym::end => . { . (RangeTy::OpsRange, Some(start.expr), Some(end.expr)) -- line 239 ---------------------------------------- -- line 248 ---------------------------------------- . { . (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)) 6 ( 0.00%) }, 36 ( 0.00%) (hir::LangItem::RangeTo, [end]) if end.ident.name == sym::end => (RangeTy::OpsTo, None, Some(end.expr)), . _ => return None, . }, . _ => return None, . }; . 48 ( 0.00%) Some(Range { ty, start, end, span }) 516,212 ( 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!`. 679,854 ( 0.05%) pub fn hir(cx: &LateContext<'_>, expr: &'a Expr<'_>) -> Option> { 212,416 ( 0.01%) if let ExprKind::Call(fun, args) = expr.kind 36,364 ( 0.00%) && let ExprKind::Path(ref qpath) = fun.kind 109,032 ( 0.01%) && is_expn_of(fun.span, sym::vec).is_some() 17,636,335 ( 1.19%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_expn_of (18,172x) 100 ( 0.00%) && let Some(fun_def_id) = cx.qpath_res(qpath, fun.hir_id).opt_def_id() 1,560 ( 0.00%) => ???:::qpath_res (20x) 200 ( 0.00%) && let Some(name) = cx.tcx.get_diagnostic_name(fun_def_id) 1,740 ( 0.00%) => ???:::get_diagnostic_name (20x) . { . return match (name, args) { . (sym::vec_from_elem, [elem, size]) => { . // `vec![elem; size]` case . Some(VecArgs::Repeat(elem, size)) . }, . (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)) . }, 120 ( 0.00%) (sym::vec_new, []) => Some(VecArgs::Vec(&[])), 18,152 ( 0.00%) _ => None, . }; . } . 18,152 ( 0.00%) None 679,854 ( 0.05%) } . } . . /// 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 { 14 ( 0.00%) if let ExprKind::Loop( . Block { . expr: . Some(Expr { . kind: ExprKind::If(condition, body, _), . .. . }), . .. . }, . label, . LoopSource::While, 2 ( 0.00%) span, 6 ( 0.00%) ) = expr.kind 20 ( 0.00%) && !has_let_expr(condition) 51 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::has_let_expr (3x) . { . return Some(Self { 3 ( 0.00%) condition, . body, . span, . label, . }); . } . None . } . } -- line 436 ---------------------------------------- -- 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 { 85,318 ( 0.01%) if let ExprKind::Loop( . &Block { . expr: . Some(&Expr { . kind: . ExprKind::If( . &Expr { . kind: . ExprKind::Let(&hir::LetExpr { 10 ( 0.00%) pat: let_pat, 4 ( 0.00%) init: let_expr, . span: let_span, . .. . }), . .. . }, 2 ( 0.00%) if_then, . _, . ), . .. . }), . .. . }, 4 ( 0.00%) label, . LoopSource::While, . _, 246 ( 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. 1,694 ( 0.00%) pub fn get_vec_init_kind<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> Option { 598 ( 0.00%) if let ExprKind::Call(func, args) = expr.kind { 570 ( 0.00%) match func.kind { 16 ( 0.00%) ExprKind::Path(QPath::TypeRelative(ty, name)) 376 ( 0.00%) if cx.typeck_results().node_type(ty.hir_id).is_diag_item(cx, sym::Vec) => 1,927 ( 0.00%) => ???:::node_type (47x) . { 96 ( 0.00%) if name.ident.name == sym::new { 32 ( 0.00%) 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()?; . return match ConstEvalCtxt::new(cx).eval_local(arg, expr.span.ctxt()) { . Some(Constant::Int(num)) => Some(VecInitKind::WithConstCapacity(num)), . _ => Some(VecInitKind::WithExprCapacity(arg.hir_id)), . }; . } . }, . ExprKind::Path(QPath::Resolved(_, path)) 871 ( 0.00%) if cx.tcx.is_diagnostic_item(sym::default_fn, path.res.opt_def_id()?) 6,148 ( 0.00%) => ???:::is_diagnostic_item (67x) . && cx.typeck_results().expr_ty(expr).is_diag_item(cx, sym::Vec) => . { . return Some(VecInitKind::Default); . }, . _ => (), . } . } . None 2,178 ( 0.00%) } . . /// Checks that a condition doesn't have a `let` expression, to keep `If` and `While` from accepting . /// `if let` and `while let`. 8,595 ( 0.00%) pub const fn has_let_expr<'tcx>(cond: &'tcx Expr<'tcx>) -> bool { 11,650 ( 0.00%) match &cond.kind { . ExprKind::Let(_) => true, 1,670 ( 0.00%) ExprKind::Binary(_, lhs, rhs) => has_let_expr(lhs) || has_let_expr(rhs), 6,178 ( 0.00%) => site/frontend/rust-clippy/clippy_utils/src/higher.rs:clippy_utils::higher::has_let_expr'2 (284x) . _ => false, . } 8,595 ( 0.00%) } 228,069 ( 0.02%) -------------------------------------------------------------------------------- -- 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; . } . 202 ( 0.00%) let mut cc = 1u64; 202 ( 0.00%) let mut returns = 0u64; 202 ( 0.00%) let mut prev_expr: Option<&ExprKind<'tcx>> = None; . let _: Option = for_each_expr_without_closures(expr, |e| { 301,491 ( 0.02%) match e.kind { . ExprKind::If(_, _, _) => { . cc += 1; . }, 496 ( 0.00%) ExprKind::Match(_, arms, _) => { 496 ( 0.00%) if arms.len() > 1 { 474 ( 0.00%) cc += 1; . } . cc += arms.iter().filter(|arm| arm.guard.is_some()).count() as u64; . }, 1,162 ( 0.00%) ExprKind::Ret(_) if !matches!(prev_expr, Some(ExprKind::Ret(_))) => { 166 ( 0.00%) returns += 1; . }, . _ => {}, . } 63,650 ( 0.00%) prev_expr = Some(&e.kind); . ControlFlow::Continue(()) . }); . 606 ( 0.00%) let ret_ty = cx.typeck_results().node_type(expr.hir_id); 8,306 ( 0.00%) => ???:::node_type (202x) 300 ( 0.00%) let ret_adjust = if ret_ty.is_diag_item(cx, sym::Result) { 48 ( 0.00%) returns . } else { . #[expect(clippy::integer_division)] 308 ( 0.00%) (returns / 2) . }; . . // prevent degenerate cases where unreachable code contains `return` statements 1,010 ( 0.00%) if cc >= ret_adjust { 404 ( 0.00%) cc -= ret_adjust; . } . 404 ( 0.00%) if cc > self.limit.limit() { 2 ( 0.00%) 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) . }) { . range.with_ctxt(header_span.ctxt()) -- line 115 ---------------------------------------- -- line 118 ---------------------------------------- . } . }, . }; . . span_lint_and_help( . cx, . COGNITIVE_COMPLEXITY, . fn_span, 7 ( 0.00%) format!( . "the function has a cognitive complexity of ({cc}/{})", . self.limit.limit() . ), 1 ( 0.00%) None, . "you could split it up into multiple smaller functions", . ); . } . } . } . . impl<'tcx> LateLintPass<'tcx> for CognitiveComplexity { 3,405 ( 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)] 227 ( 0.00%) if cx.tcx.get_attrs(def_id, sym::test).next().is_none() { 2,497 ( 0.00%) let expr = if kind.asyncness().is_async() { 2,288 ( 0.00%) => ???:::asyncness (227x) . match get_async_fn_body(cx.tcx, body) { . Some(b) => b, . None => { . return; . }, . } . } else { 227 ( 0.00%) body.value . }; . 1,135 ( 0.00%) self.check(cx, kind, decl, expr, span); . } 1,816 ( 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 ---------------------------------------- 43,703 ( 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 { 14,730 ( 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); 11,784 ( 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>) { 4,419 ( 0.00%) if is_in_const_context(cx) { 484,257 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::is_in_const_context (1,473x) . return; . } . . for [s1, s2, s3] in block.stmts.array_windows::<3>() { 12,112 ( 0.00%) if let StmtKind::Let(tmp) = s1.kind . // let t = foo(); 2,490 ( 0.00%) && let Some(tmp_init) = tmp.init 4,069 ( 0.00%) && let PatKind::Binding(.., ident, None) = tmp.pat.kind . . // foo() = bar(); 1,920 ( 0.00%) && let StmtKind::Semi(first) = s2.kind 676 ( 0.00%) && let ExprKind::Assign(lhs1, rhs1, _) = first.kind . . // bar() = t; . && let StmtKind::Semi(second) = s3.kind . && let ExprKind::Assign(lhs2, rhs2, _) = second.kind . && let ExprKind::Path(QPath::Resolved(None, rhs2_path)) = rhs2.kind . && rhs2_path.segments.len() == 1 . . && ident.name == rhs2_path.segments[0].ident.name -- line 191 ---------------------------------------- -- 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() { 12,998 ( 0.00%) if let Some((lhs0, rhs0)) = parse(first) 3,584 ( 0.00%) && let Some((lhs1, rhs1)) = parse(second) 452 ( 0.00%) && let ctxt = first.span.ctxt() 904 ( 0.00%) && ctxt == second.span.ctxt() 1,804 ( 0.00%) && !ctxt.in_external_macro(cx.sess().source_map()) 77,943 ( 0.01%) => ???:::in_external_macro (451x) 1,242 ( 0.00%) && is_same(cx, ctxt, lhs0, rhs1) 1,520 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/swap.rs:clippy_lints::swap::is_same (207x) . && 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 { 414 ( 0.00%) match lhs { 2 ( 0.00%) ExprOrIdent::Expr(expr) => eq_expr_value(cx, ctxt, expr, rhs), 268 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/hir_utils.rs:clippy_utils::hir_utils::eq_expr_value (1x) . ExprOrIdent::Ident(ident) => { 417 ( 0.00%) if let ExprKind::Path(QPath::Resolved(None, path)) = rhs.kind 3 ( 0.00%) && let [segment] = &path.segments . && segment.ident == ident . { . true . } else { . false . } . }, . } 206 ( 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>)> { 20,250 ( 0.00%) if let StmtKind::Semi(expr) = stmt.kind { 7,963 ( 0.00%) if let ExprKind::Assign(lhs, rhs, _) = expr.kind { . return Some((ExprOrIdent::Expr(lhs), rhs)); . } . } else if let StmtKind::Let(expr) = stmt.kind 5,277 ( 0.00%) && let Some(rhs) = expr.init 9,951 ( 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>() { 4,021 ( 0.00%) let ctxt = s1.span.ctxt(); 3,090 ( 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>)> { 8,042 ( 0.00%) if let StmtKind::Semi(expr) = stmt.kind 6,184 ( 0.00%) && let ExprKind::AssignOp( . Spanned { . node: AssignOpKind::BitXorAssign, . .. . }, . lhs, . rhs, . ) = expr.kind . && expr.span.ctxt() == ctxt -- line 316 ---------------------------------------- 33,116 ( 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)] 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 64,400 ( 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 } 39 ( 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() . ), . ); . } 257,600 ( 0.02%) } . } . . #[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; 311 ( 0.00%) let expr = peel_hir_expr_while(expr, |e| match e.kind { 13 ( 0.00%) ExprKind::Unary(UnOp::Not, e) => { . negated = !negated; . Some(e) . }, . _ => None, . }); . 252 ( 0.00%) if let ExprKind::MethodCall(_, map, [arg], _) = expr.kind 30 ( 0.00%) && 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)?; . let expr = ContainsExpr { -- line 280 ---------------------------------------- 108 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/utils/author.rs -------------------------------------------------------------------------------- Ir -- line 96 ---------------------------------------- . } else { . println!(" && {}", format_args!($($t)*)); . } . } . } . . impl<'tcx> LateLintPass<'tcx> for Author { . fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::Item<'_>) { 970 ( 0.00%) check_item(cx, item.hir_id()); 74,526 ( 0.01%) => site/frontend/rust-clippy/clippy_lints/src/utils/author.rs:clippy_lints::utils::author::check_item (485x) . } . . fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::ImplItem<'_>) { 194 ( 0.00%) check_item(cx, item.hir_id()); 25,588 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/utils/author.rs:clippy_lints::utils::author::check_item (97x) . } . . fn check_trait_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::TraitItem<'_>) { 4 ( 0.00%) check_item(cx, item.hir_id()); 282 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/utils/author.rs:clippy_lints::utils::author::check_item (2x) . } . 5,913 ( 0.00%) fn check_arm(&mut self, cx: &LateContext<'tcx>, arm: &'tcx hir::Arm<'_>) { 1,314 ( 0.00%) check_node(cx, arm.hir_id, |v| { . v.arm(&v.bind("arm", arm)); . }); 5,256 ( 0.00%) } . 289,800 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) { 64,400 ( 0.00%) check_node(cx, expr.hir_id, |v| { . v.expr(&v.bind("expr", expr)); . }); 257,600 ( 0.02%) } . 53,442 ( 0.00%) fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx hir::Stmt<'_>) { 35,396 ( 0.00%) match stmt.kind { 17,108 ( 0.00%) StmtKind::Expr(e) | StmtKind::Semi(e) if has_attr(cx, e.hir_id) => return, . _ => {}, . } 11,876 ( 0.00%) check_node(cx, stmt.hir_id, |v| { . v.stmt(&v.bind("stmt", stmt)); . }); 47,504 ( 0.00%) } . } . 5,256 ( 0.00%) fn check_item(cx: &LateContext<'_>, hir_id: HirId) { 2,920 ( 0.00%) if let Some(body) = cx.tcx.hir_maybe_body_owned_by(hir_id.expect_owner().def_id) { 75,208 ( 0.01%) => ???:::hir_maybe_body_owned_by (584x) . check_node_with_body( . cx, . hir_id, 156 ( 0.00%) |v| { . v.expr(&v.bind("expr", body.value)); . }, . Some(body), . ); . } 4,672 ( 0.00%) } . . fn check_node(cx: &LateContext<'_>, hir_id: HirId, f: impl Fn(&PrintVisitor<'_, '_>)) { . check_node_with_body(cx, hir_id, f, None); . } . . /// Check the node at `hir_id`, in the context of `body` or the default from `cx` if none is given. . fn check_node_with_body( . cx: &LateContext<'_>, . hir_id: HirId, . f: impl Fn(&PrintVisitor<'_, '_>), . body: Option<&Body<'_>>, . ) { 34,823 ( 0.00%) if has_attr(cx, hir_id) { . let typeck_results = body.map_or_else(|| cx.typeck_results(), |body| cx.tcx.typeck_body(body.id())); . f(&PrintVisitor::new(cx, typeck_results)); . println!("{{"); . println!(" // report your lint here"); . println!("}}"); . } . } . -- line 170 ---------------------------------------- -- line 875 ---------------------------------------- . kind!("Semi({e})"); . self.expr(e); . }, . } . } . } . . fn has_attr(cx: &LateContext<'_>, hir_id: HirId) -> bool { 53,911 ( 0.00%) let attrs = cx.tcx.hir_attrs(hir_id); 2,980,214 ( 0.20%) => ???:::hir_attrs (32,200x) 935 ( 0.00%) get_builtin_attr(attrs, sym::author).count() > 0 . } -------------------------------------------------------------------------------- -- 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 { 225,400 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { 128,800 ( 0.01%) if let ExprKind::Call(..) | ExprKind::MethodCall(..) = expr.kind 14,332 ( 0.00%) && let child_ty = cx.typeck_results().expr_ty(expr) 286,976 ( 0.02%) => ???:::expr_ty (7,166x) 5,886 ( 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); . }, . _ => {}, . } . } 257,600 ( 0.02%) } . } . . 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 ---------------------------------------- 7,166 ( 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 { 257,600 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'tcx>) { 220,682 ( 0.01%) match expr.kind { . // `.get().()` 2,268 ( 0.00%) ExprKind::MethodCall(method, get_call, [], _) 10,836 ( 0.00%) if let Some((recv, nz_ty, nonzero_did, get_span)) = nonzero_get(cx, get_call) 13,811 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/needless_nonzero_get.rs:clippy_lints::needless_nonzero_get::nonzero_get (903x) . // 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) 364 ( 0.00%) if matches!(op.node, BinOpKind::Div | BinOpKind::Rem) . && let Some((recv, nz_ty, _, get_span)) = nonzero_get(cx, get_call) . && 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) 44 ( 0.00%) if matches!(op.node, AssignOpKind::DivAssign | AssignOpKind::RemAssign) . && let Some((recv, nz_ty, _, get_span)) = nonzero_get(cx, get_call) . && 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()); . }, . . _ => {}, . } 257,600 ( 0.02%) } . } . . /// Returns the receiver, its `NonZero` type and definition, and the `get` identifier span when . /// `expr` is an inherent `NonZero::get()` call. 4,515 ( 0.00%) fn nonzero_get<'tcx>( . cx: &LateContext<'tcx>, . expr: &'tcx Expr<'tcx>, . ) -> Option<(&'tcx Expr<'tcx>, Ty<'tcx>, DefId, Span)> { 1,984 ( 0.00%) let ExprKind::MethodCall(get, recv, [], get_span) = expr.kind else { . return None; . }; 44 ( 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)) 5,418 ( 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 ---------------------------------------- 2,709 ( 0.00%) -------------------------------------------------------------------------------- -- Auto-annotated source: site/frontend/rust-clippy/clippy_lints/src/loops/utils.rs -------------------------------------------------------------------------------- Ir -- line 6 ---------------------------------------- . use rustc_hir::intravisit::{Visitor, walk_expr, walk_local}; . use rustc_hir::{AssignOpKind, BorrowKind, Expr, ExprKind, HirId, HirIdMap, LetStmt, Mutability, PatKind}; . use rustc_lint::LateContext; . use rustc_middle::hir::nested_filter; . use rustc_middle::ty::{self, Ty}; . use rustc_span::Spanned; . use rustc_span::symbol::{Symbol, sym}; . 7,776 ( 0.00%) #[derive(Debug, PartialEq, Eq)] . enum IncrementVisitorVarState { . Initial, // Not examined yet . IncrOnce, // Incremented exactly once, may be a loop counter . DontWarn, . } . . /// Scan a for loop for variables that are incremented exactly once and not used after that. . pub(super) struct IncrementVisitor<'a, 'tcx> { . cx: &'a LateContext<'tcx>, // context reference . states: HirIdMap, // incremented variables . depth: u32, // depth of conditional expressions . } . . impl<'a, 'tcx> IncrementVisitor<'a, 'tcx> { . pub(super) fn new(cx: &'a LateContext<'tcx>) -> Self { 110 ( 0.00%) Self { . cx, . states: HirIdMap::default(), . depth: 0, . } . } . . pub(super) fn into_results(self) -> impl Iterator { . self.states.into_iter().filter_map(|(id, state)| { -- line 38 ---------------------------------------- -- line 42 ---------------------------------------- . None . } . }) . } . } . . impl<'tcx> Visitor<'tcx> for IncrementVisitor<'_, 'tcx> { . fn visit_local(&mut self, l: &'tcx LetStmt<'tcx>) { 1,698 ( 0.00%) if let Some(init) = l.init { 1,132 ( 0.00%) self.visit_expr(init); 730,273 ( 0.05%) => site/frontend/rust-clippy/clippy_lints/src/loops/utils.rs:::visit_expr (19x) 1,698 ( 0.00%) if let Some(els) = l.els { . self.depth += 1; . self.visit_block(els); . self.depth -= 1; . } . } . } . 75,582 ( 0.01%) fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { . // If node is a variable . if let Some(def_id) = expr.res_local_id() { 15,324 ( 0.00%) if let Some(parent) = get_parent_expr(self.cx, expr) { 455,889 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/lib.rs:clippy_utils::get_parent_expr (3,831x) 3,594 ( 0.00%) let state = self.states.entry(def_id).or_insert(IncrementVisitorVarState::Initial); 3,594 ( 0.00%) if *state == IncrementVisitorVarState::IncrOnce { . *state = IncrementVisitorVarState::DontWarn; . return; . } . 32,024 ( 0.00%) match parent.kind { 8 ( 0.00%) ExprKind::AssignOp(op, lhs, rhs) if lhs.hir_id == expr.hir_id => { 3 ( 0.00%) *state = if op.node == AssignOpKind::AddAssign 2 ( 0.00%) && is_integer_literal(rhs, 1) 6 ( 0.00%) && *state == IncrementVisitorVarState::Initial . && self.depth == 0 . { . IncrementVisitorVarState::IncrOnce . } else { . // Assigned some other value or assigned multiple times . IncrementVisitorVarState::DontWarn . }; . }, 200 ( 0.00%) ExprKind::Assign(lhs, _, _) if lhs.hir_id == expr.hir_id => { . *state = IncrementVisitorVarState::DontWarn; . }, . ExprKind::AddrOf(BorrowKind::Ref, Mutability::Mut, _) => { . *state = IncrementVisitorVarState::DontWarn; . }, . _ => (), . } . } . 7,662 ( 0.00%) walk_expr(self, expr); 33,717 ( 0.00%) } else if is_loop(expr) || is_conditional(expr) { 256 ( 0.00%) self.depth += 1; 128 ( 0.00%) walk_expr(self, expr); 1,913,098 ( 0.13%) => /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 (16x) 128 ( 0.00%) self.depth -= 1; . } else if let ExprKind::Continue(_) = expr.kind { . // If we see a `continue` block, then we increment depth so that the IncrementVisitor . // state will be set to DontWarn if we see the variable being modified anywhere afterwards. 4 ( 0.00%) self.depth += 1; . } else { . walk_expr(self, expr); . } 924 ( 0.00%) } . } . . enum InitializeVisitorState<'hir> { . Initial, // Not examined yet . Declared(Symbol, Option>), // Declared but not (yet) initialized . Initialized { . name: Symbol, . ty: Option>, -- line 113 ---------------------------------------- 98,449 ( 0.01%) -------------------------------------------------------------------------------- -- 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),* $(,)?)) => { 15,966,041 ( 1.07%) if $self.$field.active { 13,847,158 ( 0.93%) rustc_lint::LateLintPass::$name(&mut $self.$field.pass, $($arg),*); 40,653 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/needless_maybe_sized.rs:::check_generics (239x) . } . }; . } . . /// 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),*);)*]) => ( 1,234,095 ( 0.08%) $(#[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),*)); 683,854 ( 0.05%) })* . ) . } . . /// 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); . } . }; . } 231,273 ( 0.02%) -------------------------------------------------------------------------------- -- 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 { 354,200 ( 0.02%) fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { 64,400 ( 0.00%) let for_loop = higher::ForLoop::hir(expr); 484,760 ( 0.03%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_utils/src/higher.rs:::hir (32,200x) 32,200 ( 0.00%) if let Some(higher::ForLoop { 11 ( 0.00%) pat, 11 ( 0.00%) arg, 11 ( 0.00%) body, 11 ( 0.00%) loop_id, 11 ( 0.00%) span, 44 ( 0.00%) label, 64,400 ( 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 22 ( 0.00%) if body.span.from_expansion() { . return; . } 33 ( 0.00%) self.check_for_loop(cx, pat, arg, body, expr, span, label); 33 ( 0.00%) if let ExprKind::Block(block, _) = body.kind { 22 ( 0.00%) never_loop::check(cx, block, loop_id, span, for_loop.as_ref()); 711,849 ( 0.05%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::check (11x) . } . } . . // we don't want to check expanded macros 64,400 ( 0.00%) if expr.span.from_expansion() { . return; . } . . // check for never_loop 14,690 ( 0.00%) if let ExprKind::Loop(block, ..) = expr.kind { 20 ( 0.00%) never_loop::check(cx, block, expr.hir_id, expr.span, None); 6,035 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/loops/never_loop.rs:clippy_lints::loops::never_loop::check (2x) . } . . // 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`) 6 ( 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); . } . 9,792 ( 0.00%) while_let_on_iterator::check(cx, expr); 83,714 ( 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 (4,896x) . . if let Some(higher::While { . condition, body, span, .. . }) = higher::While::hir(expr) . { . while_immutable_condition::check(cx, condition, body); . while_float::check(cx, condition); . missing_spin_loop::check(cx, condition, body); . manual_while_let_some::check(cx, condition, body, span); . } . 12,604 ( 0.00%) if let ExprKind::MethodCall(path, recv, args, _) = expr.kind { 704 ( 0.00%) let name = path.ident.name; . 114 ( 0.00%) let is_iterator_method = || { 76 ( 0.00%) cx.ty_based_def(expr) . .assoc_fn_parent(cx) . .is_diag_item(cx, sym::Iterator) 152 ( 0.00%) }; . . // is_iterator_method is a bit expensive, so we call it last in each match arm . match (name, args) { 4,204 ( 0.00%) (sym::for_each | sym::all | sym::any, [arg]) => { 18 ( 0.00%) if let ExprKind::Closure(closure) = arg.kind 36 ( 0.00%) && is_iterator_method() 1,752 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/mod.rs:::check_expr::{closure#0} (6x) . { 30 ( 0.00%) unused_enumerate_index::check_method(cx, recv, arg, closure); 1,114 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/loops/unused_enumerate_index.rs:clippy_lints::loops::unused_enumerate_index::check_method (6x) 30 ( 0.00%) never_loop::check_iterator_reduction(cx, expr, recv, closure); 946 ( 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 (6x) . } . }, . . (sym::filter_map | sym::find_map | sym::flat_map | sym::map, [arg]) => { 96 ( 0.00%) if let ExprKind::Closure(closure) = arg.kind 192 ( 0.00%) && is_iterator_method() 9,317 ( 0.00%) => site/frontend/rust-clippy/clippy_lints/src/loops/mod.rs:::check_expr::{closure#0} (32x) . { 92 ( 0.00%) unused_enumerate_index::check_method(cx, recv, arg, closure); 5,858 ( 0.00%) => /home/moon/git/rustc-perf/site/frontend/rust-clippy/clippy_lints/src/loops/unused_enumerate_index.rs:clippy_lints::loops::unused_enumerate_index::check_method (23x) . } . }, . 12 ( 0.00%) (sym::try_for_each | sym::reduce, [arg]) | (sym::fold | sym::try_fold, [_, arg]) => { 29 ( 0.00%) if let ExprKind::Closure(closure) = arg.kind . && is_iterator_method() . { . never_loop::check_iterator_reduction(cx, expr, recv, closure); . } . }, . . _ => {}, . } . } 257,600 ( 0.02%) } . } . . 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