summaryrefslogtreecommitdiff
path: root/clang/test/CodeGenObjC/protocols.m
blob: 6dadb11273dca3a06ce883bc99ef751a6c2659e7 (about) (plain)
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
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
// RUN: %clang_cc1 -emit-llvm-only %s

void p(const char*, ...);

@interface Root
+(int) maxValue;
-(int) conformsTo: (id) x;
@end

@protocol P0;

@protocol P1
+(void) classMethodReq0;
-(void) methodReq0;
@optional
+(void) classMethodOpt1;
-(void) methodOpt1;
@required
+(void) classMethodReq2;
-(void) methodReq2;
@end

@protocol P2
//@property(readwrite) int x;
@end

@protocol P3<P1, P2>
-(id <P1>) print0;
-(void) print1;
@end

void foo(const id a) {
  void *p = @protocol(P3);
}

int main() {
  Protocol *P0 = @protocol(P0);
  Protocol *P1 = @protocol(P1);
  Protocol *P2 = @protocol(P2);
  Protocol *P3 = @protocol(P3);

#define Pbool(X) p(#X ": %s\n", X ? "yes" : "no");
  Pbool([P0 conformsTo: P1]);
  Pbool([P1 conformsTo: P0]);
  Pbool([P1 conformsTo: P2]);
  Pbool([P2 conformsTo: P1]);
  Pbool([P3 conformsTo: P1]);
  Pbool([P1 conformsTo: P3]);

  return 0;
}

// rdar://problem/7992749
typedef Root<P1> P1Object;
int test10() {
  return [P1Object maxValue];
}