add issue number

2020-08-24 02:34:52 +02:00 · 2020-08-24 02:34:52 +02:00 · c26a8d5772
commit c26a8d5772
parent 9ad17b9ca7
1 changed files with 1 additions and 1 deletions
--- a/library/alloc/src/sync.rs
+++ b/library/alloc/src/sync.rs
@ -349,7 +349,7 @@ impl<T> Arc<T> {
    /// });
    /// ```
    #[inline]
-    #[unstable(feature = "arc_new_cyclic", issue = "none")]
+    #[unstable(feature = "arc_new_cyclic", issue = "75861")]
    pub fn new_cyclic(data_fn: impl FnOnce(&Weak<T>) -> T) -> Arc<T> {
        // Construct the inner in the "uninitialized" state with a single
        // weak reference.