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1// RUN: %clang_cc1 -triple x86_64-apple-darwin11 -fsyntax-only -fobjc-arc -fblocks -verify %s
2// RUN: not %clang_cc1 -triple x86_64-apple-darwin11 -fsyntax-only -fobjc-arc -fblocks -fdiagnostics-parseable-fixits %s 2>&1 | FileCheck %s
3
4typedef const void *CFTypeRef;
5CFTypeRef CFBridgingRetain(id X);
6id CFBridgingRelease(CFTypeRef);
7typedef const struct __CFString *CFStringRef;
8
9@interface NSString
10@end
11
12CFTypeRef CFCreateSomething();
13CFStringRef CFCreateString();
14CFTypeRef CFGetSomething();
15CFStringRef CFGetString();
16
17id CreateSomething();
18NSString *CreateNSString();
19
20void from_cf() {
21  id obj1 = (__bridge_transfer id)CFCreateSomething();
22  id obj2 = (__bridge_transfer NSString*)CFCreateString();
23  (__bridge int*)CFCreateSomething(); // expected-error{{incompatible types casting 'CFTypeRef' (aka 'const void *') to 'int *' with a __bridge cast}}
24  id obj3 = (__bridge id)CFGetSomething();
25  id obj4 = (__bridge NSString*)CFGetString();
26}
27
28void to_cf(id obj) {
29  CFTypeRef cf1 = (__bridge_retained CFTypeRef)CreateSomething();
30  CFStringRef cf2 = (__bridge_retained CFStringRef)CreateNSString();
31  CFTypeRef cf3 = (__bridge CFTypeRef)CreateSomething();
32  CFStringRef cf4 = (__bridge CFStringRef)CreateNSString();
33
34  // rdar://problem/9629566 - temporary workaround
35  CFTypeRef cf5 = (__bridge_retain CFTypeRef)CreateSomething(); // expected-error {{unknown cast annotation __bridge_retain; did you mean __bridge_retained?}}
36  // CHECK: fix-it:"{{.*}}":{35:20-35:35}:"__bridge_retained"
37}
38
39CFTypeRef fixits() {
40  id obj1 = (id)CFCreateSomething(); // expected-error{{cast of C pointer type 'CFTypeRef' (aka 'const void *') to Objective-C pointer type 'id' requires a bridged cast}} \
41  // expected-note{{use __bridge to convert directly (no change in ownership)}} expected-note{{use CFBridgingRelease call to transfer ownership of a +1 'CFTypeRef' (aka 'const void *') into ARC}}
42  // CHECK: fix-it:"{{.*}}":{40:17-40:17}:"CFBridgingRelease("
43  // CHECK: fix-it:"{{.*}}":{40:36-40:36}:")"
44
45  CFTypeRef cf1 = (CFTypeRef)CreateSomething(); // expected-error{{cast of Objective-C pointer type 'id' to C pointer type 'CFTypeRef' (aka 'const void *') requires a bridged cast}} \
46  // expected-note{{use __bridge to convert directly (no change in ownership)}} \
47  // expected-note{{use CFBridgingRetain call to make an ARC object available as a +1 'CFTypeRef' (aka 'const void *')}}
48  // CHECK: fix-it:"{{.*}}":{45:30-45:30}:"CFBridgingRetain("
49  // CHECK: fix-it:"{{.*}}":{45:47-45:47}:")"
50
51  return (obj1); // expected-error{{implicit conversion of Objective-C pointer type 'id' to C pointer type 'CFTypeRef' (aka 'const void *') requires a bridged cast}} \
52  // expected-note{{use __bridge to convert directly (no change in ownership)}} \
53  // expected-note{{use CFBridgingRetain call to make an ARC object available as a +1 'CFTypeRef' (aka 'const void *')}}
54  // CHECK: fix-it:"{{.*}}":{51:10-51:10}:"(__bridge CFTypeRef)"
55  // CHECK: fix-it:"{{.*}}":{51:10-51:10}:"CFBridgingRetain"
56}
57
58CFTypeRef fixitsWithSpace(id obj) {
59  return(obj); // expected-error{{implicit conversion of Objective-C pointer type 'id' to C pointer type 'CFTypeRef' (aka 'const void *') requires a bridged cast}} \
60  // expected-note{{use __bridge to convert directly (no change in ownership)}} \
61  // expected-note{{use CFBridgingRetain call to make an ARC object available as a +1 'CFTypeRef' (aka 'const void *')}}
62  // CHECK: fix-it:"{{.*}}":{59:9-59:9}:"(__bridge CFTypeRef)"
63  // CHECK: fix-it:"{{.*}}":{59:9-59:9}:" CFBridgingRetain"
64}
65