1*67e74705SXin Li// RUN: %clang_cc1 -fsyntax-only -verify %s 2*67e74705SXin Li 3*67e74705SXin Li@interface INTF1 @end 4*67e74705SXin Li 5*67e74705SXin Li@protocol p1,p2,p3; // expected-note {{protocol 'p2' has no definition}} \ 6*67e74705SXin Li // expected-note {{protocol 'p3' has no definition}} 7*67e74705SXin Li 8*67e74705SXin Li@protocol p1; 9*67e74705SXin Li 10*67e74705SXin Li@protocol PROTO1 11*67e74705SXin Li- (INTF1<p1>*) meth; 12*67e74705SXin Li@end 13*67e74705SXin Li 14*67e74705SXin Li@protocol p1 @end 15*67e74705SXin Li 16*67e74705SXin Li@interface I1 <p1> @end 17*67e74705SXin Li 18*67e74705SXin Li@interface E1 <p2> @end // expected-warning {{cannot find protocol definition for 'p2'}} 19*67e74705SXin Li 20*67e74705SXin Li@protocol p2 @end 21*67e74705SXin Li 22*67e74705SXin Li 23*67e74705SXin Li@interface I2 <p1,p2> @end 24*67e74705SXin Li 25*67e74705SXin Li@interface E2 <p1,p2,p3> @end // expected-warning {{cannot find protocol definition for 'p3'}} 26*67e74705SXin Li 27*67e74705SXin Li@class U1, U2; // expected-note {{forward declaration of class here}} 28*67e74705SXin Li 29*67e74705SXin Li@interface E3 : U1 @end // expected-error {{attempting to use the forward class 'U1' as superclass of 'E3'}} 30*67e74705SXin Li 31*67e74705SXin Li 32*67e74705SXin Li@interface I3 : E3 @end 33*67e74705SXin Li 34*67e74705SXin Li@interface U2 @end 35*67e74705SXin Li 36*67e74705SXin Li@interface I4 : U2 <p1,p2> 37*67e74705SXin Li@end 38*67e74705SXin Li 39*67e74705SXin Li// rdar://16111182 40*67e74705SXin Li@interface NSObject @end 41*67e74705SXin Li 42*67e74705SXin Li@protocol UndefinedParentProtocol; // expected-note {{protocol 'UndefinedParentProtocol' has no definition}} 43*67e74705SXin Li 44*67e74705SXin Li@protocol UndefinedProtocol <UndefinedParentProtocol> 45*67e74705SXin Li@end 46*67e74705SXin Li 47*67e74705SXin Li@interface SomeObject : NSObject <UndefinedProtocol> // expected-warning {{cannot find protocol definition for 'UndefinedProtocol'}} 48*67e74705SXin Li@end 49