1/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, December 2010.  */
2/* { dg-do compile } */
3/* { dg-additional-options "-Wno-objc-root-class" } */
4
5/* This test tests class extensions and protocols.  */
6
7#include <objc/objc.h>
8
9/* First, a simple test where a plain class has a protocol attached to
10   it in a class extension.  */
11@interface MyObject
12{
13  Class isa;
14}
15@end
16
17@protocol MyProtocol
18- (void) test;
19@end
20
21@interface MyObject () <MyProtocol>
22@end
23
24@implementation MyObject
25@end /* { dg-warning "incomplete implementation of class .MyObject." } */
26     /* { dg-warning "method definition for .-test. not found" "" { target *-*-* } .-1 } */
27     /* { dg-warning "class .MyObject. does not fully implement the .MyProtocol. protocol" "" { target *-*-* } .-2 } */
28
29
30
31/* Second, a more interesting test where protocols are added from the
32   main class and from two different class extensions.  */
33@interface MyObject2 : MyObject <MyProtocol>
34@end
35
36@protocol MyProtocol2
37- (void) test2;
38@end
39
40@protocol MyProtocol3
41- (void) test3;
42@end
43
44@interface MyObject2 () <MyProtocol2>
45@end
46
47@interface MyObject2 () <MyProtocol3>
48@end
49
50@implementation MyObject2
51@end /* { dg-warning "incomplete implementation of class .MyObject2." } */
52     /* { dg-warning "method definition for .-test. not found" "" { target *-*-* } .-1 } */
53     /* { dg-warning "class .MyObject2. does not fully implement the .MyProtocol. protocol" "" { target *-*-* } .-2 } */
54     /* { dg-warning "method definition for .-test2. not found" "" { target *-*-* } .-3 } */
55     /* { dg-warning "class .MyObject2. does not fully implement the .MyProtocol2. protocol" "" { target *-*-* } .-4 } */
56     /* { dg-warning "method definition for .-test3. not found" "" { target *-*-* } .-5 } */
57     /* { dg-warning "class .MyObject2. does not fully implement the .MyProtocol3. protocol" "" { target *-*-* } .-6 } */
58