diff options
Diffstat (limited to 'library/alloc/src/sync.rs')
| -rw-r--r-- | library/alloc/src/sync.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/library/alloc/src/sync.rs b/library/alloc/src/sync.rs index 78671c4f64e..3183a6db410 100644 --- a/library/alloc/src/sync.rs +++ b/library/alloc/src/sync.rs @@ -19,6 +19,7 @@ use core::marker::{PhantomData, Unpin, Unsize}; use core::mem::size_of_val; use core::mem::{self, align_of_val_raw}; use core::ops::{CoerceUnsized, Deref, DispatchFromDyn, Receiver}; +use core::panic::{RefUnwindSafe, UnwindSafe}; use core::pin::Pin; use core::ptr::{self, NonNull}; #[cfg(not(no_global_oom_handling))] @@ -240,6 +241,9 @@ unsafe impl<T: ?Sized + Sync + Send> Send for Arc<T> {} #[stable(feature = "rust1", since = "1.0.0")] 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")] impl<T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<Arc<U>> for Arc<T> {} |