diff --git a/test/Sema/array-init.c b/test/Sema/array-init.c
index 7d6e6c6..bf3d83d 100644
--- a/test/Sema/array-init.c
+++ b/test/Sema/array-init.c
@@ -235,3 +235,6 @@
 	{(int) &dblfault_tss},
 	{ (int)xpto},
 };
+
+static void sppp_ipv6cp_up();
+const struct {} ipcp = { sppp_ipv6cp_up }; //expected-warning{{empty struct extension}} expected-warning{{excess elements in array initializer}}