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