1 files changed, 14 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-81584.stderr b/tests/ui/issues/issue-81584.stderr
new file mode 100644
index 000000000..54973cfa3
--- /dev/null
+++ b/tests/ui/issues/issue-81584.stderr
@@ -0,0 +1,14 @@
+error[E0515]: cannot return value referencing function parameter `y`
+  --> $DIR/issue-81584.rs:5:22
+   |
+LL |             .map(|y| y.iter().map(|x| x + 1))
+   |                      --------^^^^^^^^^^^^^^^
+   |                      |
+   |                      returns a value referencing data owned by the current function
+   |                      `y` is borrowed here
+   |
+   = help: use `.collect()` to allocate the iterator
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0515`.