1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
// RUN: %clang_cc1 -fsyntax-only -verify %s
@class Protocol;
@protocol fproto; // expected-note {{'fproto' declared here}}
@protocol p1
@end
@class cl;
int main(void)
{
Protocol *proto = @protocol(p1);
Protocol *fproto = @protocol(fproto); // expected-error {{@protocol is using a forward protocol declaration of 'fproto'}}
Protocol *pp = @protocol(i); // expected-error {{cannot find protocol declaration for 'i'}}
Protocol *p1p = @protocol(cl); // expected-error {{cannot find protocol declaration for 'cl'}}
}
// rdar://17768630
@protocol SuperProtocol; // expected-note {{'SuperProtocol' declared here}}
@protocol TestProtocol; // expected-note {{'TestProtocol' declared here}}
@interface I
- (int) conformsToProtocol : (Protocol *)protocl;
@end
int doesConform(id foo) {
return [foo conformsToProtocol:@protocol(TestProtocol)]; // expected-error {{@protocol is using a forward protocol declaration of 'TestProtocol'}}
}
int doesConformSuper(id foo) {
return [foo conformsToProtocol:@protocol(SuperProtocol)]; // expected-error {{@protocol is using a forward protocol declaration of 'SuperProtocol'}}
}
|
