1*67e74705SXin Li// RUN: %clang_cc1 -Woverriding-method-mismatch -fsyntax-only -verify -Wno-objc-root-class %s 2*67e74705SXin Li// rdar://9352731 3*67e74705SXin Li 4*67e74705SXin Li@protocol Bar 5*67e74705SXin Li@required 6*67e74705SXin Li- (bycopy id)bud; // expected-note {{previous declaration is here}} 7*67e74705SXin Li- (unsigned char) baz; // expected-note {{previous declaration is here}} 8*67e74705SXin Li- (char) ok; 9*67e74705SXin Li- (void) also_ok; 10*67e74705SXin Li@end 11*67e74705SXin Li 12*67e74705SXin Li@protocol Bar1 13*67e74705SXin Li@required 14*67e74705SXin Li- (unsigned char) baz; // expected-note {{previous declaration is here}} 15*67e74705SXin Li- (unsigned char) also_ok; // expected-note {{previous declaration is here}} 16*67e74705SXin Li- (void) ban : (int) arg, ...; // expected-note {{previous declaration is here}} 17*67e74705SXin Li@end 18*67e74705SXin Li 19*67e74705SXin Li@protocol Baz <Bar, Bar1> 20*67e74705SXin Li- (void) bar : (unsigned char)arg; // expected-note {{previous declaration is here}} 21*67e74705SXin Li- (void) ok; 22*67e74705SXin Li- (char) bak; // expected-note {{previous declaration is here}} 23*67e74705SXin Li@end 24*67e74705SXin Li 25*67e74705SXin Li@interface Foo <Baz> 26*67e74705SXin Li- (id)bud; // expected-warning {{conflicting distributed object modifiers on return type in declaration of 'bud'}} 27*67e74705SXin Li- (void) baz; // expected-warning 2 {{conflicting return type in declaration of 'baz': 'unsigned char' vs 'void'}} 28*67e74705SXin Li- (void) bar : (unsigned char*)arg; // expected-warning {{conflicting parameter types in declaration of 'bar:': 'unsigned char' vs 'unsigned char *'}} 29*67e74705SXin Li- (void) ok; 30*67e74705SXin Li- (void) also_ok; // expected-warning {{conflicting return type in declaration of 'also_ok': 'unsigned char' vs 'void'}} 31*67e74705SXin Li- (void) still_ok; 32*67e74705SXin Li- (void) ban : (int) arg; // expected-warning {{conflicting variadic declaration of method and its implementation}} 33*67e74705SXin Li@end 34*67e74705SXin Li 35*67e74705SXin Li@interface Foo() 36*67e74705SXin Li- (void) bak; 37*67e74705SXin Li@end 38*67e74705SXin Li 39*67e74705SXin Li@implementation Foo 40*67e74705SXin Li- (bycopy id)bud { return 0; } 41*67e74705SXin Li- (void) baz {} 42*67e74705SXin Li- (void) bar : (unsigned char*)arg {} 43*67e74705SXin Li- (void) ok {} 44*67e74705SXin Li- (void) also_ok {} 45*67e74705SXin Li- (void) still_ok {} 46*67e74705SXin Li- (void) ban : (int) arg {} 47*67e74705SXin Li- (void) bak {} // expected-warning {{conflicting return type in declaration of 'bak': 'char' vs 'void'}} 48*67e74705SXin Li@end 49