1// RUN: %clang_cc1 -fsyntax-only -verify %s 2 3@interface NSObject @end 4@protocol XCElementP @end 5@protocol XCElementSpacerP <XCElementP> @end 6 7@protocol PWhatever @end 8 9@interface XX 10 11- (void)setFlexElement:(NSObject <PWhatever, XCElementP> *)flexer; 12- (void)setFlexElement2:(NSObject <PWhatever, XCElementSpacerP> *)flexer; // expected-note{{passing argument to parameter 'flexer' here}} 13 14@end 15 16void func() { 17 NSObject <PWhatever, XCElementSpacerP> * flexer; 18 NSObject <PWhatever, XCElementP> * flexer2; 19 XX *obj; 20 [obj setFlexElement:flexer]; 21 // FIXME: GCC provides the following diagnostic (which is much better): 22 // protocol-typecheck.m:21: warning: class 'NSObject <PWhatever, XCElementP>' does not implement the 'XCElementSpacerP' protocol 23 [obj setFlexElement2:flexer2]; // expected-warning{{incompatible pointer types sending 'NSObject<PWhatever,XCElementP> *' to parameter of type 'NSObject<PWhatever,XCElementSpacerP> *'}} 24} 25 26