1 files changed, 11 insertions, 0 deletions
diff --git a/test/Sema/block-args.c b/test/Sema/block-args.c
index 5ee383e..c6beead 100644
--- a/test/Sema/block-args.c
+++ b/test/Sema/block-args.c
@@ -45,3 +45,14 @@ void test5_helper(void (^)(int, int[*]));
 void test5(void) {
   test5_helper(^(int n, int array[n]) {});
 }
+
+// Reduced from a problem on platforms where va_list is an array.
+struct tag {
+  int x;
+};
+typedef struct tag array_ty[1];
+void test6(void) {
+  void (^block)(array_ty) = ^(array_ty arr) { };
+  array_ty arr;
+  block(arr);
+}