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/* Contributed by Nicola Pero , December 2010.  */

/* { dg-do compile } */

/* Test that all protocols appearing in @interface declarations are

   real (ie, we saw a full @protocol definition with list of methods),

   and not just forward-references (ie, "@protocol NSObject;").  This

   test checks protocols implemented by other protocols.  */

#include 

@protocol MyProtocol;

@interface MyClass  /* { dg-warning "definition of protocol .MyProtocol. not found" } */

@end

@protocol MyProtocol2 

- (int)method2;

@end

@interface MyClass2  /* { dg-warning "definition of protocol .MyProtocol. not found" } */

- (int)method2;

@end

@protocol MyProtocol3 

- (int)method3;

@end

@interface MyClass3   /* { dg-warning "definition of protocol .MyProtocol. not found" } */

- (int)method2;

- (int)method3;

@end

@protocol MyProtocol4 

- (int)method4;

@end

@interface MyClass4   /* { dg-warning "definition of protocol .MyProtocol. not found" } */

- (int)method2;

- (int)method3;

- (int)method4;

@end

@protocol MyProtocol5

- (int)method5;

@end

@interface MyClass5  /* Ok */

- (int)method5;

@end

@protocol MyProtocol6 

- (int)method6;

@end

@interface MyClass6  /* Ok */

- (int)method5;

- (int)method6;

@end

@protocol MyProtocol7 

- (int)method7;

@end

@interface MyClass7  /* { dg-warning "definition of protocol .MyProtocol. not found" } */

- (int)method2;

- (int)method3;

- (int)method4;

- (int)method5;

- (int)method7;

@end

/* Now test that if we finally define MyProtocol, the warnings go away.  */

@protocol MyProtocol

- (int)method;

@end

@protocol MyProtocol8 

- (int)method8;

@end

@interface MyClass8  /* Ok */

- (int)method;

- (int)method2;

- (int)method3;

- (int)method4;

- (int)method5;

- (int)method8;

@end