diff --git a/test/CodeGenObjC/objc2-weak-assign.m b/test/CodeGenObjC/objc2-weak-assign.m
index a3740b2..635ca38 100644
--- a/test/CodeGenObjC/objc2-weak-assign.m
+++ b/test/CodeGenObjC/objc2-weak-assign.m
@@ -9,6 +9,10 @@
 id* __weak a2[30];
 id** __weak a3[40];
 
+void foo (__weak id *param) {
+ *param = 0;
+}
+
 int main()
 {
 	*x = 0;