diff --git a/tests/syntax/rename.i b/tests/syntax/rename.i
index 86a78d547896f65b6a27cea36565dab132c4b1b8..053c6546f7736200c0d12669e59e9fd35713109f 100644
--- a/tests/syntax/rename.i
+++ b/tests/syntax/rename.i
@@ -53,6 +53,13 @@ void f6() {
 
 int y_1;
 
+void f7() {
+  { int __constr_expr_1 = 0; }
+  int __constr_expr_1 = 0;
+}
+
+int __constr_expr_0 = 0;
+
 struct not_anon {
     int __anonCompField1;
 };