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Diffstat (limited to 'library/alloc/src/vec')
| -rw-r--r-- | library/alloc/src/vec/drain.rs | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/library/alloc/src/vec/drain.rs b/library/alloc/src/vec/drain.rs index fb32d144f87..e643940d017 100644 --- a/library/alloc/src/vec/drain.rs +++ b/library/alloc/src/vec/drain.rs @@ -52,6 +52,7 @@ impl<'a, T, A: Allocator> Drain<'a, T, A> { /// let _ = drain.next().unwrap(); /// assert_eq!(drain.as_slice(), &['b', 'c']); /// ``` + #[must_use] #[stable(feature = "vec_drain_as_slice", since = "1.46.0")] pub fn as_slice(&self) -> &[T] { self.iter.as_slice() |