1 files changed, 4 insertions, 0 deletions
diff --git a/tests/ui/mut/mut-ref.rs b/tests/ui/mut/mut-ref.rs
new file mode 100644
index 000000000..80990b2bf
--- /dev/null
+++ b/tests/ui/mut/mut-ref.rs
@@ -0,0 +1,4 @@
+fn main() {
+    let mut ref x = 10; //~ ERROR the order of `mut` and `ref` is incorrect
+    let ref mut y = 11;
+}