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update tracking issue for vec_extend_from_within

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Ashley Mannix 2021-02-02 17:47:55 +10:00 • committed by GitHub
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library/alloc/src/vec/mod.rs
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@ -1897,7 +1897,7 @@ impl<T: Clone, A: Allocator> Vec<T, A> {
/// vec.extend_from_within(4..8); /// vec.extend_from_within(4..8);
/// assert_eq!(vec, [0, 1, 2, 3, 4, 2, 3, 4, 0, 1, 4, 2, 3, 4]); /// 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) pub fn extend_from_within<R>(&mut self, src: R)
where where
R: RangeBounds<usize>, R: RangeBounds<usize>,