1 files changed, 32 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/property-12.m b/clang/test/SemaObjC/property-12.m
new file mode 100644
index 0000000..cd0fccf
--- /dev/null
+++ b/clang/test/SemaObjC/property-12.m
@@ -0,0 +1,32 @@
+// RUN: %clang_cc1 -fsyntax-only -Wreadonly-setter-attrs -verify %s
+
+@protocol P0
+@property(readonly,assign) id X; // expected-warning {{property attributes 'readonly' and 'assign' are mutually exclusive}}
+@end
+
+@protocol P1
+@property(readonly,retain) id X; // expected-warning {{property attributes 'readonly' and 'retain' are mutually exclusive}}
+@end
+
+@protocol P2
+@property(readonly,copy) id X; // expected-warning {{property attributes 'readonly' and 'copy' are mutually exclusive}}
+@end
+
+@protocol P3
+@property(readonly,readwrite) id X; // expected-error {{property attributes 'readonly' and 'readwrite' are mutually exclusive}}
+@end
+
+@protocol P4
+@property(assign,copy) id X; // expected-error {{property attributes 'assign' and 'copy' are mutually exclusive}}
+@end
+
+@protocol P5
+@property(assign,retain) id X; // expected-error {{property attributes 'assign' and 'retain' are mutually exclusive}}
+@end
+
+@protocol P6
+@property(copy,retain) id X; // expected-error {{property attributes 'copy' and 'retain' are mutually exclusive}}
+@end
+
+
+