1 files changed, 14 insertions, 0 deletions
diff --git a/src/test/ui/pattern/usefulness/issue-30240-rpass.rs b/src/test/ui/pattern/usefulness/issue-30240-rpass.rs
new file mode 100644
index 000000000..ab16614fd
--- /dev/null
+++ b/src/test/ui/pattern/usefulness/issue-30240-rpass.rs
@@ -0,0 +1,14 @@
+// run-pass
+fn main() {
+    let &ref a = &[0i32] as &[_];
+    assert_eq!(a, &[0i32] as &[_]);
+
+    let &ref a = "hello";
+    assert_eq!(a, "hello");
+
+    match "foo" {
+        "fool" => unreachable!(),
+        "foo" => {},
+        ref _x => unreachable!()
+    }
+}