1*f4a2713aSLionel Sambuc// RUN: %clang_cc1 -Woverriding-method-mismatch -fsyntax-only -verify -Wno-objc-root-class %s 2*f4a2713aSLionel Sambuc// rdar://6191214 3*f4a2713aSLionel Sambuc 4*f4a2713aSLionel Sambuc@protocol Xint 5*f4a2713aSLionel Sambuc-(void) setX: (int) arg0; // expected-note {{previous declaration is here}} 6*f4a2713aSLionel Sambuc+(int) C; // expected-note {{previous declaration is here}} 7*f4a2713aSLionel Sambuc@end 8*f4a2713aSLionel Sambuc 9*f4a2713aSLionel Sambuc@protocol Xfloat 10*f4a2713aSLionel Sambuc-(void) setX: (float) arg0; // expected-note 2 {{previous declaration is here}} 11*f4a2713aSLionel Sambuc+(float) C; // expected-note 2 {{previous declaration is here}} 12*f4a2713aSLionel Sambuc@end 13*f4a2713aSLionel Sambuc 14*f4a2713aSLionel Sambuc@interface A <Xint, Xfloat> 15*f4a2713aSLionel Sambuc@end 16*f4a2713aSLionel Sambuc 17*f4a2713aSLionel Sambuc@implementation A 18*f4a2713aSLionel Sambuc-(void) setX: (int) arg0 { } // expected-warning {{conflicting parameter types in declaration of 'setX:': 'float' vs 'int'}} 19*f4a2713aSLionel Sambuc+(int) C {return 0; } // expected-warning {{conflicting return type in declaration of 'C': 'float' vs 'int'}} 20*f4a2713aSLionel Sambuc@end 21*f4a2713aSLionel Sambuc 22*f4a2713aSLionel Sambuc@interface B <Xfloat, Xint> 23*f4a2713aSLionel Sambuc@end 24*f4a2713aSLionel Sambuc 25*f4a2713aSLionel Sambuc@implementation B 26*f4a2713aSLionel Sambuc-(void) setX: (float) arg0 { } // expected-warning {{conflicting parameter types in declaration of 'setX:': 'int' vs 'float'}} 27*f4a2713aSLionel Sambuc+ (float) C {return 0.0; } // expected-warning {{conflicting return type in declaration of 'C': 'int' vs 'float'}} 28*f4a2713aSLionel Sambuc@end 29*f4a2713aSLionel Sambuc 30*f4a2713aSLionel Sambuc@protocol Xint_float<Xint, Xfloat> 31*f4a2713aSLionel Sambuc@end 32*f4a2713aSLionel Sambuc 33*f4a2713aSLionel Sambuc@interface C<Xint_float> 34*f4a2713aSLionel Sambuc@end 35*f4a2713aSLionel Sambuc 36*f4a2713aSLionel Sambuc@implementation C 37*f4a2713aSLionel Sambuc-(void) setX: (int) arg0 { } // expected-warning {{conflicting parameter types in declaration of 'setX:': 'float' vs 'int'}} 38*f4a2713aSLionel Sambuc+ (int) C {return 0;} // expected-warning {{conflicting return type in declaration of 'C': 'float' vs 'int'}} 39*f4a2713aSLionel Sambuc@end 40