Changelog for Clippy 1.99 🍂

CHANGELOG.md

@@ -6,7 +6,95 @@ document.
 
 ## Unreleased / Beta / In Rust Nightly
 
-[64c7431...master](https://github.com/rust-lang/rust-clippy/compare/64c7431...master)
+[49e2f89...master](https://github.com/rust-lang/rust-clippy/compare/49e2f89...master)
+
+## Rust 1.99
+
+Current stable, released 2026-10-01
+
+[View all 123 merged pull requests](https://github.com/rust-lang/rust-clippy/pulls?q=merged%3A2026-06-27T20%3A01%3A42Z..2026-08-07T11%3A58%3A08Z+base%3Amaster)
+
+### New Lints
+
+* Added [`assert_is_empty`] to `pedantic`
+  [#17149](https://github.com/rust-lang/rust-clippy/pull/17149)
+* Added [`nonnull_unchecked_on_box_ptr`] to `complexity`
+  [#17336](https://github.com/rust-lang/rust-clippy/pull/17336)
+* Added [`block_scrutinee`] to `suspicious`
+  [#16855](https://github.com/rust-lang/rust-clippy/pull/16855)
+* Added [`definition_in_module_root`] to `restriction`
+  [#16965](https://github.com/rust-lang/rust-clippy/pull/16965)
+* Added [`rest_pattern_accessible_field`] to `restriction`
+  [#15000](https://github.com/rust-lang/rust-clippy/pull/15000)
+* Added [`unnecessary_rest_pattern`] to `restriction`
+  [#15000](https://github.com/rust-lang/rust-clippy/pull/15000)
+* Added [`manual_bit_width`] to `pedantic`
+  [#16902](https://github.com/rust-lang/rust-clippy/pull/16902)
+* Added [`mismatched_bit_width_type`] to `suspicious`
+  [#16902](https://github.com/rust-lang/rust-clippy/pull/16902)
+
+### Enhancements
+
+* [`redundant_pattern_matching`] parenthesize guarded `matches!` suggestions so the autofix keeps
+  the original operator precedence
+  [#17287](https://github.com/rust-lang/rust-clippy/pull/17287)
+* [`unwrap_or_default`] don't suggest `unwrap_or_default()` for a raw-pointer value below the 1.88
+  MSRV that stabilized `Default` for raw pointers
+  [#17452](https://github.com/rust-lang/rust-clippy/pull/17452)
+* [`clone_on_copy`] lint UFCS calls like `Clone::clone()` and `i32::clone()`
+  [#16972](https://github.com/rust-lang/rust-clippy/pull/16972)
+* [`manual_div_ceil`] avoid suggestions that change the evaluation count of side-effectful divisors
+  [#17468](https://github.com/rust-lang/rust-clippy/pull/17468)
+* [`float_cmp_const`] fix FN on `assert_eq!`
+  [#17024](https://github.com/rust-lang/rust-clippy/pull/17024)
+* [`duration_suboptimal_units`] print the complete method name in the suggestion
+  [#17002](https://github.com/rust-lang/rust-clippy/pull/17002)
+* [`min_ident_chars`] add an option to enforce the lint even when following the naming from the
+  trait
+  [#16741](https://github.com/rust-lang/rust-clippy/pull/16741)
+* [`unnecessary_safety_comment`] handle compound assignments
+  [#17044](https://github.com/rust-lang/rust-clippy/pull/17044)
+* [`big_endian_bytes`], [`host_endian_bytes`], [`little_endian_bytes`] lint method names (including
+  UFCS) rather than only calls
+  [#17363](https://github.com/rust-lang/rust-clippy/pull/17363)
+* [`branches_sharing_code`] also lint `match` expressions whose arms end with the same expression
+  [#17313](https://github.com/rust-lang/rust-clippy/pull/17313)
+* [`approx_constant`] add `EULER_GAMMA` and `GOLDEN_RATIO` constants
+  [#17441](https://github.com/rust-lang/rust-clippy/pull/17441)
+* [`double_must_use`], [`let_underscore_must_use`], [`must_use_candidate`] determine `#[must_use]`
+  needs using the compiler algorithm
+  [#16633](https://github.com/rust-lang/rust-clippy/pull/16633)
+
+### False Positive Fixes
+
+* [`doc_paragraphs_missing_punctuation`] fix FP on images with an embedded link
+  [#16773](https://github.com/rust-lang/rust-clippy/pull/16773)
+* [`multiple_unsafe_ops_per_block`] fix FP when taking a pointer to a mutable static without
+  reading, writing, or field-projecting into it
+  [#17461](https://github.com/rust-lang/rust-clippy/pull/17461)
+* [`non_zero_suggestions`] fix FP when suggesting `NonZero` for signed integer div/rem
+  [#17385](https://github.com/rust-lang/rust-clippy/pull/17385)
+* [`infinite_loop`] fix FP on `yield` inside gen blocks
+  [#17311](https://github.com/rust-lang/rust-clippy/pull/17311)
+
+### ICE Fixes
+
+* [`unnecessary_unwrap_unchecked`] fix ICE when resolving a path to a local variable
+  [#17353](https://github.com/rust-lang/rust-clippy/pull/17353)
+
+### Documentation Improvements
+
+* [`cargo_common_metadata`] update the link in the documentation
+  [#17435](https://github.com/rust-lang/rust-clippy/pull/17435)
+* [`manual_c_str_literals`] add a clarifying note for the `as_ptr` suggestion
+  [#17282](https://github.com/rust-lang/rust-clippy/pull/17282)
+* Fix accessible labels for the theme and version filters on the lint page
+  [#17434](https://github.com/rust-lang/rust-clippy/pull/17434)
+
+### Performance Improvements
+
+* [`nonstandard_macro_braces`] optimize by 99.97%
+  [#16808](https://github.com/rust-lang/rust-clippy/pull/16808)
 
 ## Rust 1.98
 

clippy_lints/src/assert_is_empty.rs

@@ -65,7 +65,7 @@ declare_clippy_lint! {
     /// assert_eq!(items, [] as [i32; 0]);
     /// assert_ne!(items, [] as [i32; 0]);
     /// ```
-    #[clippy::version = "1.98.0"]
+    #[clippy::version = "1.99.0"]
     pub ASSERT_IS_EMPTY,
     pedantic,
     "asserting on emptiness without showing the asserted value on failure"

clippy_lints/src/bit_width.rs

@@ -25,7 +25,7 @@ declare_clippy_lint! {
     /// let x: u32 = 5;
     /// let bit_width = x.bit_width();
     /// ```
-    #[clippy::version = "1.98.0"]
+    #[clippy::version = "1.99.0"]
     pub MANUAL_BIT_WIDTH,
     pedantic,
     "manually reimplementing `bit_width`"
@@ -49,7 +49,7 @@ declare_clippy_lint! {
     /// let x: u64 = 5;
     /// let bit_width = x.bit_width();
     /// ```
-    #[clippy::version = "1.98.0"]
+    #[clippy::version = "1.99.0"]
     pub MISMATCHED_BIT_WIDTH_TYPE,
     suspicious,
     "type mismatch in bit width calculation"

clippy_lints/src/block_scrutinee.rs

@@ -22,7 +22,7 @@ declare_clippy_lint! {
     /// ```rust,ignore
     /// if let Some(x) = { my_function() } { .. }
     /// ```
-    #[clippy::version = "1.98.0"]
+    #[clippy::version = "1.99.0"]
     pub BLOCK_SCRUTINEE,
     suspicious,
     "warns when the scrutinee is wrapped in a block in older editions"

clippy_lints/src/nonnull_unchecked_on_box_ptr.rs

@@ -30,7 +30,7 @@ declare_clippy_lint! {
     /// let one = Box::new(1);
     /// let ptr = Box::into_non_null(one);
     /// ```
-    #[clippy::version = "1.98.0"]
+    #[clippy::version = "1.99.0"]
     pub NONNULL_UNCHECKED_ON_BOX_PTR,
     complexity,
     "checks for uses of `NonNull::new_unchecked` with `Box::into_raw`"