From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:13 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 library/alloc/src/sync.rs | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

(limited to 'library/alloc/src/sync.rs')

diff --git a/library/alloc/src/sync.rs b/library/alloc/src/sync.rs
index f7dc4d109..bab7f5f53 100644
--- a/library/alloc/src/sync.rs
+++ b/library/alloc/src/sync.rs
@@ -254,7 +254,7 @@ unsafe impl<T: ?Sized + Sync + Send> Sync for Arc<T> {}
 #[stable(feature = "catch_unwind", since = "1.9.0")]
 impl<T: RefUnwindSafe + ?Sized> UnwindSafe for Arc<T> {}
 
-#[unstable(feature = "coerce_unsized", issue = "27732")]
+#[unstable(feature = "coerce_unsized", issue = "18598")]
 impl<T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<Arc<U>> for Arc<T> {}
 
 #[unstable(feature = "dispatch_from_dyn", issue = "none")]
@@ -295,7 +295,7 @@ pub struct Weak<T: ?Sized> {
     // This is a `NonNull` to allow optimizing the size of this type in enums,
     // but it is not necessarily a valid pointer.
     // `Weak::new` sets this to `usize::MAX` so that it doesn’t need
-    // to allocate space on the heap.  That's not a value a real pointer
+    // to allocate space on the heap. That's not a value a real pointer
     // will ever have because RcBox has alignment at least 2.
     // This is only possible when `T: Sized`; unsized `T` never dangle.
     ptr: NonNull<ArcInner<T>>,
@@ -306,13 +306,13 @@ unsafe impl<T: ?Sized + Sync + Send> Send for Weak<T> {}
 #[stable(feature = "arc_weak", since = "1.4.0")]
 unsafe impl<T: ?Sized + Sync + Send> Sync for Weak<T> {}
 
-#[unstable(feature = "coerce_unsized", issue = "27732")]
+#[unstable(feature = "coerce_unsized", issue = "18598")]
 impl<T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<Weak<U>> for Weak<T> {}
 #[unstable(feature = "dispatch_from_dyn", issue = "none")]
 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> fmt::Debug for Weak<T> {
+impl<T: ?Sized> fmt::Debug for Weak<T> {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         write!(f, "(Weak)")
     }
@@ -1656,7 +1656,7 @@ impl<T: ?Sized> Arc<T> {
         //
         // The acquire label here ensures a happens-before relationship with any
         // writes to `strong` (in particular in `Weak::upgrade`) prior to decrements
-        // of the `weak` count (via `Weak::drop`, which uses release).  If the upgraded
+        // of the `weak` count (via `Weak::drop`, which uses release). If the upgraded
         // weak ref was never dropped, the CAS here will fail so we do not care to synchronize.
         if self.inner().weak.compare_exchange(1, usize::MAX, Acquire, Relaxed).is_ok() {
             // This needs to be an `Acquire` to synchronize with the decrement of the `strong`
@@ -1712,7 +1712,7 @@ unsafe impl<#[may_dangle] T: ?Sized> Drop for Arc<T> {
         }
 
         // This fence is needed to prevent reordering of use of the data and
-        // deletion of the data.  Because it is marked `Release`, the decreasing
+        // deletion of the data. Because it is marked `Release`, the decreasing
         // of the reference count synchronizes with this `Acquire` fence. This
         // means that use of the data happens before decreasing the reference
         // count, which happens before this fence, which happens before the
@@ -2172,7 +2172,7 @@ impl<T: ?Sized> Clone for Weak<T> {
         } else {
             return Weak { ptr: self.ptr };
         };
-        // See comments in Arc::clone() for why this is relaxed.  This can use a
+        // See comments in Arc::clone() for why this is relaxed. This can use a
         // fetch_add (ignoring the lock) because the weak count is only locked
         // where are *no other* weak pointers in existence. (So we can't be
         // running this code in that case).
-- 
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