about summary refs log tree commit diff
path: root/library
diff options
context:
space:
mode:
Diffstat (limited to 'library')
-rw-r--r--library/core/src/iter/traits/iterator.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/library/core/src/iter/traits/iterator.rs b/library/core/src/iter/traits/iterator.rs
index bac836292f8..dcbed4e963f 100644
--- a/library/core/src/iter/traits/iterator.rs
+++ b/library/core/src/iter/traits/iterator.rs
@@ -66,6 +66,7 @@ fn _assert_is_object_safe(_: &dyn Iterator<Item = ()>) {}
 #[must_use = "iterators are lazy and do nothing unless consumed"]
 pub trait Iterator {
     /// The type of the elements being iterated over.
+    #[rustc_diagnostic_item = "IteratorItem"]
     #[stable(feature = "rust1", since = "1.0.0")]
     type Item;