Add #[deny(unsafe_op_in_unsafe_fn)] to thread_local!(const).

This avoids 'unused unsafe' warnings when using this feature inside std.
rust-lang · Apr 7, 2022 · 0664b8a · 0664b8a
1 parent aeb01c3
commit 0664b8a
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/library/std/src/thread/local.rs b/library/std/src/thread/local.rs
@@ -179,6 +179,7 @@ macro_rules! __thread_local_inner {
  // used to generate the `LocalKey` value for const-initialized thread locals
  (@key $t:ty, const $init:expr) => {{
  #[cfg_attr(not(windows), inline(always))] // see comments below
+ #[deny(unsafe_op_in_unsafe_fn)]
  unsafe fn __getit(
  _init: $crate::option::Option<&mut $crate::option::Option<$t>>,
  ) -> $crate::option::Option<&'static $t> {