1// RUN: %clang_cc1 -fsyntax-only -verify %s 2 3@class MyObject; 4 5 6@interface TopClassWithClassProperty0 7@property(nullable, readonly, strong, class) MyObject *foo; 8@end 9 10@interface SubClassWithClassProperty0 : TopClassWithClassProperty0 11@property(nonnull, readonly, copy, class) MyObject *foo; // expected-warning {{'copy' attribute on property 'foo' does not match the property inherited from 'TopClassWithClassProperty0'}} 12@end 13 14 15 16@interface TopClassWithInstanceProperty1 17@property(nullable, readonly, strong) MyObject *foo; 18@end 19 20@interface ClassWithClassProperty1 : TopClassWithInstanceProperty1 21@property(nonnull, readonly, copy, class) MyObject *foo; // no-warning 22@end 23 24@interface SubClassWithInstanceProperty1 : ClassWithClassProperty1 25@property(nullable, readonly, copy) MyObject *foo; // expected-warning {{'copy' attribute on property 'foo' does not match the property inherited from 'TopClassWithInstanceProperty1'}} 26@end 27 28 29@interface TopClassWithClassProperty2 30@property(nullable, readonly, strong, class) MyObject *foo; 31@end 32 33@interface ClassWithInstanceProperty2 : TopClassWithClassProperty2 34@property(nonnull, readonly, copy) MyObject *foo; // no-warning 35@end 36 37@interface SubClassWithClassProperty2 : ClassWithInstanceProperty2 38@property(nonnull, readonly, copy, class) MyObject *foo; // expected-warning {{'copy' attribute on property 'foo' does not match the property inherited from 'TopClassWithClassProperty2'}} 39@end 40