1 files changed, 20 insertions, 0 deletions
diff --git a/test/CodeGenObjC/stret-1.m b/test/CodeGenObjC/stret-1.m
new file mode 100644
index 000000000000..f45d1219da65
--- /dev/null
+++ b/test/CodeGenObjC/stret-1.m
@@ -0,0 +1,20 @@
+// RUN: %clang_cc1 -fblocks -triple arm64-apple-darwin %s -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-ARM64
+// rdar://12416433
+
+struct stret { int x[100]; };
+struct stret zero;
+struct stret one = {{1}};
+
+@interface Test  @end
+
+@implementation Test
++(struct stret) method { return one; }
+@end
+
+int main(int argc, const char **argv)
+{
+    struct stret st2 = one;
+    if (argc) st2 = [(id)(argc&~255) method];
+}
+
+// CHECK-ARM64: call void @llvm.memset.p0i8.i64(i8* [[T0:%.*]], i8 0, i64 400, i32 4, i1 false)