1 files changed, 9 insertions, 0 deletions
diff --git a/tests/ui/iterators/iterator-scope-collect-suggestion-81584.rs b/tests/ui/iterators/iterator-scope-collect-suggestion-81584.rs
new file mode 100644
index 00000000000..3fba39517fc
--- /dev/null
+++ b/tests/ui/iterators/iterator-scope-collect-suggestion-81584.rs
@@ -0,0 +1,9 @@
+// https://github.com/rust-lang/rust/issues/81584
+//@ run-rustfix
+fn main() {
+        let _ = vec![vec![0, 1], vec![2]]
+            .into_iter()
+            .map(|y| y.iter().map(|x| x + 1))
+                  //~^ ERROR cannot return value referencing function parameter `y`
+            .collect::<Vec<_>>();
+}