1// RUN: %clang_cc1 -triple x86_64-apple-darwin11 -fsyntax-only -fobjc-arc -fblocks -verify %s
2
3typedef const void *CFTypeRef;
4typedef const struct __CFString *CFStringRef;
5
6@interface NSString
7@end
8
9CFTypeRef CFCreateSomething();
10CFStringRef CFCreateString();
11CFTypeRef CFGetSomething();
12CFStringRef CFGetString();
13
14id CreateSomething();
15NSString *CreateNSString();
16
17template<typename IdType, typename StringType, typename IntPtrType>
18void from_cf() {
19  id obj1 = (__bridge_transfer IdType)CFCreateSomething();
20  id obj2 = (__bridge_transfer StringType)CFCreateString();
21  (__bridge IntPtrType)CFCreateSomething(); // expected-error{{incompatible types casting 'CFTypeRef' (aka 'const void *') to 'int *' with a __bridge cast}}
22  id obj3 = (__bridge IdType)CFGetSomething();
23  id obj4 = (__bridge StringType)CFGetString();
24}
25
26template void from_cf<id, NSString*, int*>(); // expected-note{{in instantiation of function template specialization}}
27
28template<typename IdType, typename StringType>
29void to_cf(id obj) {
30  CFTypeRef cf1 = (__bridge_retained IdType)CreateSomething();
31  CFStringRef cf2 = (__bridge_retained StringType)CreateNSString();
32  CFTypeRef cf3 = (__bridge IdType)CreateSomething();
33  CFStringRef cf4 = (__bridge StringType)CreateNSString(); 
34}
35
36template void to_cf<CFTypeRef, CFStringRef>(id);
37