Issues

• RUSTSEC-2026-0382: Certificate verification may accept distrusted intermediates

  rust-lang/rust-clippy#17908 · Filter by author xtqqczze opened on Oct 22, 2026

• The incompatible_msrv lint doesn't warn for macros

  C-bugI-false-negative
  rust-lang/rust-clippy#17903 · Filter by author Techcable opened on Oct 21, 2026

• double_comparisons machine-applicable fix drops parentheses under unary ! (E0600)

  C-buggood first issueI-suggestion-causes-error
  rust-lang/rust-clippy#17900 · Filter by author LIghtJUNction opened on Oct 20, 2026
  2

  

• Private deprecated items should not be expected to have since

  C-buggood first issueI-false-positive
  rust-lang/rust-clippy#17893 · Filter by author kpreid opened on Oct 18, 2026
  2

  

• Lint for manual str.trim_matches where str.trim can work

  A-lint
  rust-lang/rust-clippy#17891 · Filter by author voodookiidoo opened on Oct 17, 2026
  1

  

• Suggest branded types instead of repeated types in a function argument list

  A-lint
  rust-lang/rust-clippy#17885 · Filter by author boenrobot opened on Oct 15, 2026

• E0425 (unresolved name) causes: "error: internal compiler error: encountered incremental compilation error with evaluate_obligation(438f71306b469e95-f644598fa3d5b9b0)"

  C-bugI-ICE
  rust-lang/rust-clippy#17883 · Filter by author epilys opened on Oct 15, 2026
  1

• crosspointer_transmute: fires on *const usize -> usize and suppresses the as cast suggestion

  C-bugI-false-positive
  rust-lang/rust-clippy#17871 · Filter by author bardiharborow opened on Oct 13, 2026
  1

  

• transmute_undefined_repr: enums with the default representation are never checked

  C-bugI-false-negative
  rust-lang/rust-clippy#17870 · Filter by author bardiharborow opened on Oct 13, 2026
  1

  

• transmute_undefined_repr: no lint when transmuting into a single-field struct without #[repr(transparent)]

  C-bugI-false-negative
  rust-lang/rust-clippy#17869 · Filter by author bardiharborow opened on Oct 13, 2026
  2

• Lint function inputs being shadowed with a mutable variable

  A-lint
  rust-lang/rust-clippy#17868 · Filter by author orowith2os opened on Oct 12, 2026
  4

• Unexpected panic during Clippy run

  C-bugI-ICE
  rust-lang/rust-clippy#17867 · Filter by author torkelrogstad opened on Oct 12, 2026
  2

• needless_for_each is suggested when for_each actually improves performance over for

  C-bugI-false-positive
  rust-lang/rust-clippy#17856 · Filter by author immconcon opened on Oct 7, 2026
  2

• Replace map_or_else(Default::default, ...) on Options with map_or_default(...)

  A-lint
  rust-lang/rust-clippy#17845 · Filter by author ronnodas opened on Oct 5, 2026
  

• Applying unnecessary_to_owned on Cow::into_owned results in a double borrow error

  C-bugI-false-positiveI-suggestion-causes-error
  rust-lang/rust-clippy#17842 · Filter by author Ved-s opened on Oct 4, 2026
  3

  

• while_let_loop proposes replacing exhaustive matches with non-exhaustive ones (which is bad)

  C-bugI-false-positive
  rust-lang/rust-clippy#17839 · Filter by author kpreid opened on Oct 3, 2026
  3

  

• (Style) Line comment adjacent to line doc comment

  A-lint
  rust-lang/rust-clippy#17834 · Filter by author Marcono1234 opened on Oct 2, 2026

• automatic fix tries to remove #[async_recursion] annotation

  C-bugD-confusinggood first issueI-false-positiveI-suggestion-causes-error
  rust-lang/rust-clippy#17831 · Filter by author pacak opened on Oct 1, 2026
  4

  

• significant_drop_tightening false positive with invalid code using Mutex<HashMap>

  C-bugI-false-positiveI-suggestion-causes-error
  rust-lang/rust-clippy#17824 · Filter by author Lynnesbian opened on Sep 30, 2026
  2

• Avoid literal CURRENT_RUSTC_VERSION string

  A-infra
  rust-lang/rust-clippy#17815 · Filter by author Mark-Simulacrum opened on Sep 29, 2026
  2

• future_not_send using excessive amounts of memory causing OOMs on matrix-sdk under the next trait solver

  C-bugE-mediumI-ICEL-nursery
  rust-lang/rust-clippy#17812 · Filter by author Hywan opened on Sep 29, 2026
  6

• Some(a).or(b) should warn and fix remove the or-part

  A-lint
  rust-lang/rust-clippy#17808 · Filter by author oscargus opened on Sep 29, 2026
  1

  

• unnecessary_fold: suggest bool bitwise ops

  C-enhancementD-confusinggood first issue
  rust-lang/rust-clippy#17792 · Filter by author vilgotf opened on Sep 26, 2026
  8

  

• Lint request: require explicit lifetimes for impls with references

  A-lint
  rust-lang/rust-clippy#17791 · Filter by author nazar-pc opened on Sep 26, 2026
  1

• ICE: node_type: no type for node HirId

  C-bugI-ICE
  rust-lang/rust-clippy#17790 · Filter by author matthiaskrgr opened on Sep 26, 2026