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-rw-r--r--clang/test/SemaObjC/writable-property-in-superclass.m17
1 files changed, 17 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/writable-property-in-superclass.m b/clang/test/SemaObjC/writable-property-in-superclass.m
new file mode 100644
index 0000000..bbd1f16
--- /dev/null
+++ b/clang/test/SemaObjC/writable-property-in-superclass.m
@@ -0,0 +1,17 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+@interface MessageStore
+@property (assign, readonly) int P;
+@end
+
+@interface MessageStore (CAT)
+@property (assign) int P;
+@end
+
+@interface NeXTMbox : MessageStore
+@end
+
+@implementation NeXTMbox
+- (void) Meth { self.P = 1; }
+@end
+