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Diffstat (limited to 'src/libcore/iter/iterator.rs')
| -rw-r--r-- | src/libcore/iter/iterator.rs | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libcore/iter/iterator.rs b/src/libcore/iter/iterator.rs index 92a4aed4e27..c0b83a6868b 100644 --- a/src/libcore/iter/iterator.rs +++ b/src/libcore/iter/iterator.rs @@ -98,6 +98,7 @@ fn _assert_is_object_safe(_: &dyn Iterator<Item=()>) {} message="`{Self}` is not an iterator" )] #[doc(spotlight)] +#[must_use] pub trait Iterator { /// The type of the elements being iterated over. #[stable(feature = "rust1", since = "1.0.0")] |