1// RUN: %clang_cc1 -Woverriding-method-mismatch -fsyntax-only -verify -Wno-objc-root-class %s 2// rdar://9352731 3 4@protocol Bar 5@required 6- (bycopy id)bud; // expected-note {{previous declaration is here}} 7- (unsigned char) baz; // expected-note {{previous declaration is here}} 8- (char) ok; 9- (void) also_ok; 10@end 11 12@protocol Bar1 13@required 14- (unsigned char) baz; // expected-note {{previous declaration is here}} 15- (unsigned char) also_ok; // expected-note {{previous declaration is here}} 16- (void) ban : (int) arg, ...; // expected-note {{previous declaration is here}} 17@end 18 19@protocol Baz <Bar, Bar1> 20- (void) bar : (unsigned char)arg; // expected-note {{previous declaration is here}} 21- (void) ok; 22- (char) bak; // expected-note {{previous declaration is here}} 23@end 24 25@interface Foo <Baz> 26- (id)bud; // expected-warning {{conflicting distributed object modifiers on return type in declaration of 'bud'}} 27- (void) baz; // expected-warning 2 {{conflicting return type in declaration of 'baz': 'unsigned char' vs 'void'}} 28- (void) bar : (unsigned char*)arg; // expected-warning {{conflicting parameter types in declaration of 'bar:': 'unsigned char' vs 'unsigned char *'}} 29- (void) ok; 30- (void) also_ok; // expected-warning {{conflicting return type in declaration of 'also_ok': 'unsigned char' vs 'void'}} 31- (void) still_ok; 32- (void) ban : (int) arg; // expected-warning {{conflicting variadic declaration of method and its implementation}} 33@end 34 35@interface Foo() 36- (void) bak; 37@end 38 39@implementation Foo 40- (bycopy id)bud { return 0; } 41- (void) baz {} 42- (void) bar : (unsigned char*)arg {} 43- (void) ok {} 44- (void) also_ok {} 45- (void) still_ok {} 46- (void) ban : (int) arg {} 47- (void) bak {} // expected-warning {{conflicting return type in declaration of 'bak': 'char' vs 'void'}} 48@end 49