forked from OSchip/llvm-project
67 lines
1.9 KiB
Objective-C
67 lines
1.9 KiB
Objective-C
// RUN: %clang_cc1 -Wmethod-signatures -fsyntax-only -verify -Wno-objc-root-class %s
|
|
// RUN: %clang_cc1 -x objective-c++ -Wmethod-signatures -fsyntax-only -verify -Wno-objc-root-class %s
|
|
|
|
@interface A @end
|
|
@interface B : A @end
|
|
|
|
@interface Test1 {}
|
|
- (void) test1:(A*) object; // expected-note {{previous definition is here}}
|
|
- (void) test2:(B*) object;
|
|
@end
|
|
|
|
@implementation Test1
|
|
- (void) test1:(B*) object {} // expected-warning {{conflicting parameter types in implementation of 'test1:': 'A *' vs 'B *'}}
|
|
- (void) test2:(A*) object {}
|
|
@end
|
|
|
|
@interface Test2 {}
|
|
- (void) test1:(id) object; // expected-note {{previous definition is here}}
|
|
- (void) test2:(A*) object;
|
|
@end
|
|
|
|
@implementation Test2
|
|
- (void) test1:(A*) object {} // expected-warning {{conflicting parameter types in implementation of 'test1:': 'id' vs 'A *'}}
|
|
- (void) test2:(id) object {}
|
|
@end
|
|
|
|
@interface Test3 {}
|
|
- (A*) test1;
|
|
- (B*) test2; // expected-note {{previous definition is here}}
|
|
@end
|
|
|
|
@implementation Test3
|
|
- (B*) test1 { return 0; }
|
|
- (A*) test2 { return 0; } // expected-warning {{conflicting return type in implementation of 'test2': 'B *' vs 'A *'}}
|
|
@end
|
|
|
|
// The particular case of overriding with an id return is white-listed.
|
|
@interface Test4 {}
|
|
- (id) test1;
|
|
- (A*) test2;
|
|
@end
|
|
@implementation Test4
|
|
- (A*) test1 { return 0; } // id -> A* is rdar://problem/8596987
|
|
- (id) test2 { return 0; }
|
|
@end
|
|
|
|
// rdar://12522752
|
|
typedef int int32_t;
|
|
typedef long long int64_t;
|
|
|
|
@interface NSObject @end
|
|
|
|
@protocol CKMessage
|
|
@property (nonatomic,readonly,assign) int64_t sequenceNumber; // expected-note {{previous definition is here}}
|
|
@end
|
|
|
|
@protocol CKMessage;
|
|
|
|
@interface CKIMMessage : NSObject<CKMessage>
|
|
@end
|
|
|
|
@implementation CKIMMessage
|
|
- (int32_t)sequenceNumber { // expected-warning {{conflicting return type in implementation of 'sequenceNumber': 'int64_t' (aka 'long long') vs 'int32_t' (aka 'int')}}
|
|
return 0;
|
|
}
|
|
@end
|