1 files changed, 8 insertions, 0 deletions
diff --git a/tests/ui/nll/return-ref-mut-issue-46557.rs b/tests/ui/nll/return-ref-mut-issue-46557.rs
new file mode 100644
index 000000000..dca61d39d
--- /dev/null
+++ b/tests/ui/nll/return-ref-mut-issue-46557.rs
@@ -0,0 +1,8 @@
+// Regression test for issue #46557
+
+fn gimme_static_mut() -> &'static mut u32 {
+    let ref mut x = 1234543;
+    x //~ ERROR cannot return value referencing temporary value [E0515]
+}
+
+fn main() {}