forked from OSchip/llvm-project
58 lines
2.8 KiB
Plaintext
58 lines
2.8 KiB
Plaintext
// RUN: %clang_cc1 -x objective-c++ -triple x86_64-apple-darwin11 -fsyntax-only -fobjc-arc -fblocks -Wexplicit-ownership-type -verify -Wno-objc-root-class %s
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// rdar://10244607
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typedef const struct __CFString * CFStringRef;
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@class NSString;
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NSString *CFBridgingRelease();
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typedef NSString * PNSString;
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typedef __autoreleasing NSString * AUTORELEASEPNSString;
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@interface I @end
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@implementation I
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- (CFStringRef)myString
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{
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CFStringRef myString =
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(__bridge CFStringRef) (__strong NSString *)CFBridgingRelease(); // expected-error {{explicit ownership qualifier on cast result has no effect}}
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myString =
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(__bridge CFStringRef) (__autoreleasing PNSString) CFBridgingRelease(); // expected-error {{explicit ownership qualifier on cast result has no effect}}
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myString =
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(__bridge CFStringRef) (AUTORELEASEPNSString) CFBridgingRelease(); // OK
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myString =
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(__bridge CFStringRef) (typeof(__strong NSString *)) CFBridgingRelease(); // expected-error {{explicit ownership qualifier on cast result has no effect}}
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return myString;
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}
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- (void)decodeValueOfObjCType:(const char *)type at:(void *)addr {
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__autoreleasing id *stuff = (__autoreleasing id *)addr;
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}
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@end
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// rdar://problem/10711456
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__strong I *__strong test1; // expected-error {{the type 'I *__strong' is already explicitly ownership-qualified}}
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__strong I *(__strong test2); // expected-error {{the type 'I *__strong' is already explicitly ownership-qualified}}
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__strong I *(__strong (test3)); // expected-error {{the type 'I *__strong' is already explicitly ownership-qualified}}
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__unsafe_unretained __typeof__(test3) test4;
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typedef __strong I *strong_I;
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__unsafe_unretained strong_I test5;
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// rdar://10907090
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typedef void (^T) ();
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@interface NSObject @end
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@protocol P;
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@interface Radar10907090 @end
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@implementation Radar10907090
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- (void) MMM : (NSObject*) arg0 : (NSObject<P>*&)arg : (id) arg1 : (id<P>&) arg2 {} // expected-warning {{method parameter of type 'NSObject<P> *__autoreleasing &' with no explicit ownership}} \
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// expected-warning {{method parameter of type '__autoreleasing id<P> &' with no explicit ownership}}
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- (void) MM : (NSObject*) arg0 : (__strong NSObject**)arg : (id) arg1 : (__strong id*) arg2 {}
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- (void) M : (NSObject**)arg0 : (id*)arg {} // expected-warning {{method parameter of type 'NSObject *__autoreleasing *' with no explicit ownership}} \
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// expected-warning {{method parameter of type '__autoreleasing id *' with no explicit ownership}}
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- (void) N : (__strong NSObject***) arg0 : (__strong NSObject<P>***)arg : (float**) arg1 : (double) arg2 {}
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- (void) BLOCK : (T&) arg0 : (T)arg : (__strong T*) arg1 {} // expected-warning {{method parameter of type '__autoreleasing T &' (aka 'void (^__autoreleasing &)()') with no explicit ownership}}
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@end
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