diff options
| -rw-r--r-- | library/core/src/sync/atomic.rs | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/library/core/src/sync/atomic.rs b/library/core/src/sync/atomic.rs index bd5a58d74ba..6bc6bee682d 100644 --- a/library/core/src/sync/atomic.rs +++ b/library/core/src/sync/atomic.rs @@ -3885,10 +3885,13 @@ unsafe fn atomic_sub<T: Copy>(dst: *mut T, val: T, order: Ordering) -> T { } } +/// Publicly exposed for stdarch; nobody else should use this. #[inline] #[cfg(target_has_atomic)] #[cfg_attr(miri, track_caller)] // even without panics, this helps for Miri backtraces -unsafe fn atomic_compare_exchange<T: Copy>( +#[unstable(feature = "core_intrinsics", issue = "none")] +#[doc(hidden)] +pub unsafe fn atomic_compare_exchange<T: Copy>( dst: *mut T, old: T, new: T, |