llvm-project/clang/test/CodeGenObjC/default-property-synthesis.m

39 lines
1.3 KiB
Objective-C

// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -o %t %s
// rdar://7923851.
// Superclass declares property. Subclass redeclares the same property.
// Do not @synthesize-by-default in the subclass. P1
// Superclass declares a property. Subclass declares a different property with the same name
// (such as different type or attributes). Do not @synthesize-by-default in the subclass. P2
// Superclass conforms to a protocol that declares a property. Subclass redeclares the
// same property. Do not @synthesize-by-default in the subclass. P3
// Superclass conforms to a protocol that declares a property. Subclass conforms to the
// same protocol or a derived protocol. Do not @synthesize-by-default in the subclass. P4
@protocol PROTO
@property int P3;
@property int P4;
@end
@protocol PROTO1 <PROTO>
@property int IMP1;
@end
@interface Super <PROTO>
@property int P1;
@property (copy) id P2;
@end
@interface Sub : Super <PROTO1>
@property int P1;
@property (nonatomic, retain) id P2; // expected-warning {{property 'P2' 'copy' attribute does not match the property inherited from 'Super'}} \
// expected-warning {{property 'P2' 'atomic' attribute does not match the property inherited from 'Super'}}
@property int P3;
@property int IMP2;
@end
@implementation Sub
@end