diff --git a/test/CodeGenObjC/atomic-aggregate-property.m b/test/CodeGenObjC/atomic-aggregate-property.m
index 2896d37..3cd12a5 100644
--- a/test/CodeGenObjC/atomic-aggregate-property.m
+++ b/test/CodeGenObjC/atomic-aggregate-property.m
@@ -1,4 +1,5 @@
 // RUN: %clang_cc1 -triple x86_64-apple-darwin10  -fobjc-nonfragile-abi -fobjc-gc -emit-llvm -o - %s | FileCheck -check-prefix LP64 %s
+// RUN: %clang_cc1 -x objective-c++ -triple x86_64-apple-darwin10  -fobjc-nonfragile-abi -fobjc-gc -emit-llvm -o - %s | FileCheck -check-prefix LP64 %s
 // rdar: // 7849824
 
 struct s {
@@ -22,7 +23,7 @@
 @synthesize y;
 @synthesize z;
 @end
-
 // CHECK-LP64: call void @objc_copyStruct
 // CHECK-LP64: call void @objc_copyStruct
 // CHECK-LP64: call void @objc_copyStruct
+// CHECK-LP64: call i8* @objc_memmove_collectable