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/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, December 2010.  */

/* { dg-do compile } */

/* This test tests class extensions and protocols.  */

#include <objc/objc.h>

/* First, a simple test where a plain class has a protocol attached to

   it in a class extension.  */

@interface MyObject

{

  Class isa;

}

@end

@protocol MyProtocol

- (void) test;

@end

@interface MyObject () <MyProtocol>

@end

@implementation MyObject

@end /* { dg-warning "incomplete implementation of class .MyObject." } */

     /* { dg-warning "method definition for .-test. not found" "" { target *-*-* } 24 } */

     /* { dg-warning "class .MyObject. does not fully implement the .MyProtocol. protocol" "" { target *-*-* } 24 } */

/* Second, a more interesting test where protocols are added from the

   main class and from two different class extensions.  */

@interface MyObject2 : MyObject <MyProtocol>

@end

@protocol MyProtocol2

- (void) test2;

@end

@protocol MyProtocol3

- (void) test3;

@end

@interface MyObject2 () <MyProtocol2>

@end

@interface MyObject2 () <MyProtocol3>

@end

@implementation MyObject2

@end /* { dg-warning "incomplete implementation of class .MyObject2." } */

     /* { dg-warning "method definition for .-test. not found" "" { target *-*-* } 50 } */

     /* { dg-warning "class .MyObject2. does not fully implement the .MyProtocol. protocol" "" { target *-*-* } 50 } */

     /* { dg-warning "method definition for .-test2. not found" "" { target *-*-* } 50 } */

     /* { dg-warning "class .MyObject2. does not fully implement the .MyProtocol2. protocol" "" { target *-*-* } 50 } */

     /* { dg-warning "method definition for .-test3. not found" "" { target *-*-* } 50 } */

     /* { dg-warning "class .MyObject2. does not fully implement the .MyProtocol3. protocol" "" { target *-*-* } 50 } */