Add fmt::Debug to sync::Weak<T, A>

2024-08-27 17:38:51 -07:00 · 2024-08-27 17:38:51 -07:00 · c11d46f045
commit c11d46f045
parent 1f12b9b0fd
1 changed files with 1 additions and 1 deletions
--- a/library/alloc/src/sync.rs
+++ b/library/alloc/src/sync.rs
@ -335,7 +335,7 @@ impl<T: ?Sized + Unsize<U>, U: ?Sized, A: Allocator> CoerceUnsized<Weak<U, A>> f
 impl<T: ?Sized + Unsize<U>, U: ?Sized> DispatchFromDyn<Weak<U>> for Weak<T> {}

 #[stable(feature = "arc_weak", since = "1.4.0")]
-impl<T: ?Sized> fmt::Debug for Weak<T> {
+impl<T: ?Sized, A: Allocator> fmt::Debug for Weak<T, A> {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        write!(f, "(Weak)")
    }