diff options
Diffstat (limited to 'src/libstd/sync')
| -rw-r--r-- | src/libstd/sync/once.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libstd/sync/once.rs b/src/libstd/sync/once.rs index 1e6b6c430be..a3ee14e85d2 100644 --- a/src/libstd/sync/once.rs +++ b/src/libstd/sync/once.rs @@ -497,7 +497,7 @@ impl Drop for WaiterQueue<'_> { let mut queue = (state_and_queue & !STATE_MASK) as *const Waiter; while !queue.is_null() { let next = (*queue).next; - let thread = (*queue).thread.replace(None).unwrap(); + let thread = (*queue).thread.take().unwrap(); (*queue).signaled.store(true, Ordering::Release); // ^- FIXME (maybe): This is another case of issue #55005 // `store()` has a potentially dangling ref to `signaled`. |