1 files changed, 17 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/unsued-backing-ivar-warning.m b/clang/test/SemaObjC/unsued-backing-ivar-warning.m
index c07dea71a7e..df3ede75afa 100644
--- a/clang/test/SemaObjC/unsued-backing-ivar-warning.m
+++ b/clang/test/SemaObjC/unsued-backing-ivar-warning.m
@@ -74,3 +74,20 @@ typedef char BOOL;
   return 0;
 }
 @end
+
+// rdar://15630719
+@interface CDBModifyRecordsOperation : NSObject
+@property (nonatomic, assign) BOOL atomic;
+@end
+
+@class NSString;
+
+@implementation CDBModifyRecordsOperation
+- (void)setAtomic:(BOOL)atomic {
+  if (atomic == __objc_yes) {
+    NSString *recordZoneID = 0;
+  }
+  _atomic = atomic;
+}
+@end
+