36 lines
1.3 KiB
Text
36 lines
1.3 KiB
Text
// RUN: %clang_cc1 -triple x86_64-apple-darwin11 -fsyntax-only -fobjc-arc -fblocks -verify %s
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typedef const void *CFTypeRef;
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typedef const struct __CFString *CFStringRef;
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@interface NSString
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@end
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CFTypeRef CFCreateSomething();
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CFStringRef CFCreateString();
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CFTypeRef CFGetSomething();
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CFStringRef CFGetString();
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id CreateSomething();
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NSString *CreateNSString();
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template<typename IdType, typename StringType, typename IntPtrType>
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void from_cf() {
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id obj1 = (__bridge_transfer IdType)CFCreateSomething();
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id obj2 = (__bridge_transfer StringType)CFCreateString();
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(__bridge IntPtrType)CFCreateSomething(); // expected-error{{incompatible types casting 'CFTypeRef' (aka 'const void *') to 'int *' with a __bridge cast}}
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id obj3 = (__bridge IdType)CFGetSomething();
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id obj4 = (__bridge StringType)CFGetString();
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}
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template void from_cf<id, NSString*, int*>(); // expected-note{{in instantiation of function template specialization}}
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template<typename IdType, typename StringType>
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void to_cf(id obj) {
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CFTypeRef cf1 = (__bridge_retained IdType)CreateSomething();
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CFStringRef cf2 = (__bridge_retained StringType)CreateNSString();
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CFTypeRef cf3 = (__bridge IdType)CreateSomething();
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CFStringRef cf4 = (__bridge StringType)CreateNSString();
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}
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template void to_cf<CFTypeRef, CFStringRef>(id);
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