update tracking issue for vec_extend_from_within

2021-02-02 17:47:55 +10:00
parent d5c221107e
commit 125ec782bd
1 changed files with 1 additions and 1 deletions
--- a/library/alloc/src/vec/mod.rs
+++ b/library/alloc/src/vec/mod.rs
@@ -1897,7 +1897,7 @@ impl<T: Clone, A: Allocator> Vec<T, A> {
    /// vec.extend_from_within(4..8);
    /// assert_eq!(vec, [0, 1, 2, 3, 4, 2, 3, 4, 0, 1, 4, 2, 3, 4]);
    /// ```
-    #[unstable(feature = "vec_extend_from_within", issue = "none")]
+    #[unstable(feature = "vec_extend_from_within", issue = "81656")]
    pub fn extend_from_within<R>(&mut self, src: R)
    where
        R: RangeBounds<usize>,