1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-nonfragile-abi -emit-llvm -o %t %s 2 // rdar://7923851. 3 4 // Superclass declares property. Subclass redeclares the same property. 5 // Do not @synthesize-by-default in the subclass. P1 6 // Superclass declares a property. Subclass declares a different property with the same name 7 // (such as different type or attributes). Do not @synthesize-by-default in the subclass. P2 8 // Superclass conforms to a protocol that declares a property. Subclass redeclares the 9 // same property. Do not @synthesize-by-default in the subclass. P3 10 // Superclass conforms to a protocol that declares a property. Subclass conforms to the 11 // same protocol or a derived protocol. Do not @synthesize-by-default in the subclass. P4 12 13 14 @protocol PROTO 15 @property int P3; 16 @property int P4; 17 @end 18 19 @protocol PROTO1 <PROTO> 20 @property int IMP1; 21 @end 22 23 @interface Super <PROTO> 24 @property int P1; 25 @property (copy) id P2; 26 @end 27 28 @interface Sub : Super <PROTO1> 29 @property int P1; 30 @property (nonatomic, retain) id P2; // expected-warning {{property 'P2' 'copy' attribute does not match the property inherited from 'Super'}} \ 31 // expected-warning {{property 'P2' 'atomic' attribute does not match the property inherited from 'Super'}} 32 @property int P3; 33 @property int IMP2; 34 @end 35 36 @implementation Sub 37 @end 38 39