1 files changed, 24 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/weak-property.m b/clang/test/SemaObjC/weak-property.m
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+++ b/clang/test/SemaObjC/weak-property.m
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+// RUN: %clang_cc1  -fsyntax-only -fobjc-runtime-has-weak -fobjc-arc -verify -Wno-objc-root-class %s
+// rdar://8899430
+
+@interface WeakPropertyTest {
+    Class isa;
+    __weak id value;
+    id x;
+}
+@property (weak) id value1;
+@property __weak id value;
+@property () __weak id value2;
+
+@property (weak, assign) id v1;  // expected-error {{property attributes 'assign' and 'weak' are mutually exclusive}}
+@property (weak, copy) id v2; // expected-error {{property attributes 'copy' and 'weak' are mutually exclusive}}
+@property (weak, retain) id v3; // expected-error {{property attributes 'retain' and 'weak' are mutually exclusive}}
+@property (weak, assign) id v4;  // expected-error {{property attributes 'assign' and 'weak' are mutually exclusive}}
+
+@property () __weak id x; // expected-note {{property declared here}}
+@end
+
+@implementation WeakPropertyTest
+@synthesize x;	// expected-error {{existing ivar 'x' for __weak property 'x' must be __weak}}
+@dynamic value1, value, value2, v1,v2,v3,v4;
+@end