71 lines
2.8 KiB
Plaintext
71 lines
2.8 KiB
Plaintext
// RUN: %clang_cc1 -triple x86_64-apple-darwin11 -fsyntax-only -fobjc-arc -fblocks -verify %s
|
|
|
|
typedef const void *CFTypeRef;
|
|
typedef const struct __CFString *CFStringRef;
|
|
|
|
@interface NSString
|
|
@end
|
|
|
|
CFTypeRef CFCreateSomething();
|
|
CFStringRef CFCreateString();
|
|
CFTypeRef CFGetSomething();
|
|
CFStringRef CFGetString();
|
|
|
|
id CreateSomething();
|
|
NSString *CreateNSString();
|
|
|
|
template<typename IdType, typename StringType, typename IntPtrType>
|
|
void from_cf() {
|
|
id obj1 = (__bridge_transfer IdType)CFCreateSomething();
|
|
id obj2 = (__bridge_transfer StringType)CFCreateString();
|
|
(__bridge IntPtrType)CFCreateSomething(); // expected-error{{incompatible types casting 'CFTypeRef' (aka 'const void *') to 'int *' with a __bridge cast}}
|
|
id obj3 = (__bridge IdType)CFGetSomething();
|
|
id obj4 = (__bridge StringType)CFGetString();
|
|
}
|
|
|
|
template void from_cf<id, NSString*, int*>(); // expected-note{{in instantiation of function template specialization}}
|
|
|
|
template<typename IdType, typename StringType>
|
|
void to_cf(id obj) {
|
|
CFTypeRef cf1 = (__bridge_retained IdType)CreateSomething();
|
|
CFStringRef cf2 = (__bridge_retained StringType)CreateNSString();
|
|
CFTypeRef cf3 = (__bridge IdType)CreateSomething();
|
|
CFStringRef cf4 = (__bridge StringType)CreateNSString();
|
|
}
|
|
|
|
template void to_cf<CFTypeRef, CFStringRef>(id);
|
|
|
|
// rdar://problem/20107345
|
|
typedef const struct __attribute__((objc_bridge(id))) __CFAnnotatedObject *CFAnnotatedObjectRef;
|
|
CFAnnotatedObjectRef CFGetAnnotated();
|
|
|
|
void testObjCBridgeId() {
|
|
id obj;
|
|
obj = (__bridge id)CFGetAnnotated();
|
|
obj = (__bridge NSString*)CFGetAnnotated();
|
|
obj = (__bridge_transfer id)CFGetAnnotated();
|
|
obj = (__bridge_transfer NSString*)CFGetAnnotated();
|
|
|
|
CFAnnotatedObjectRef ref;
|
|
ref = (__bridge CFAnnotatedObjectRef) CreateSomething();
|
|
ref = (__bridge CFAnnotatedObjectRef) CreateNSString();
|
|
ref = (__bridge_retained CFAnnotatedObjectRef) CreateSomething();
|
|
ref = (__bridge_retained CFAnnotatedObjectRef) CreateNSString();
|
|
}
|
|
|
|
struct __CFAnnotatedObject {
|
|
} cf0;
|
|
|
|
extern const CFAnnotatedObjectRef r0;
|
|
extern const CFAnnotatedObjectRef r1 = &cf0;
|
|
extern "C" const CFAnnotatedObjectRef r2;
|
|
extern "C" const CFAnnotatedObjectRef r3 = &cf0;
|
|
|
|
void testExternC() {
|
|
id obj;
|
|
obj = (id)r0;
|
|
obj = (id)r1; // expected-error{{cast of C pointer type 'CFAnnotatedObjectRef' (aka 'const __CFAnnotatedObject *') to Objective-C pointer type 'id' requires a bridged cast}} expected-note{{use __bridge to convert directly}} expected-note{{use __bridge_transfer to transfer ownership of a +1 'CFAnnotatedObjectRef'}}
|
|
obj = (id)r2;
|
|
obj = (id)r3; // expected-error{{cast of C pointer type 'CFAnnotatedObjectRef' (aka 'const __CFAnnotatedObject *') to Objective-C pointer type 'id' requires a bridged cast}} expected-note{{use __bridge to convert directly}} expected-note{{use __bridge_transfer to transfer ownership of a +1 'CFAnnotatedObjectRef'}}
|
|
}
|