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Diffstat (limited to 'test/SemaObjCXX/objcbridge-attribute.mm')
| -rw-r--r-- | test/SemaObjCXX/objcbridge-attribute.mm | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/test/SemaObjCXX/objcbridge-attribute.mm b/test/SemaObjCXX/objcbridge-attribute.mm new file mode 100644 index 000000000000..e777774d136f --- /dev/null +++ b/test/SemaObjCXX/objcbridge-attribute.mm @@ -0,0 +1,210 @@ +// RUN: %clang_cc1 -fsyntax-only -x objective-c++ -fobjc-arc -verify -Wno-objc-root-class %s +// rdar://15454846 + +typedef struct __attribute__ ((objc_bridge(NSError))) __CFErrorRef * CFErrorRef; // expected-note 5 {{declared here}} + +typedef struct __attribute__ ((objc_bridge(MyError))) __CFMyErrorRef * CFMyErrorRef; // expected-note 1 {{declared here}} + +typedef struct __attribute__((objc_bridge(12))) __CFMyColor *CFMyColorRef; // expected-error {{parameter of 'objc_bridge' attribute must be a single name of an Objective-C class}} + +typedef struct __attribute__ ((objc_bridge)) __CFArray *CFArrayRef; // expected-error {{'objc_bridge' attribute takes one argument}} + +typedef struct __attribute__((objc_bridge(NSLocale, NSError))) __CFLocale *CFLocaleRef;// expected-error {{use of undeclared identifier 'NSError'}} + +typedef struct __attribute__((objc_bridge(NSDictionary))) __CFDictionary * CFDictionaryRef; + +typedef union __attribute__((objc_bridge(NSUColor))) __CFUPrimeColor XXX; +typedef XXX *CFUColor2Ref; + +@interface I +{ +} +@end + +@protocol NSTesting @end +@class NSString; + +typedef struct __attribute__((objc_bridge(NSTesting))) __CFError *CFTestingRef; // expected-note {{declared here}} + +id Test1(CFTestingRef cf) { + return (NSString *)cf; // expected-error {{CF object of type 'CFTestingRef' (aka '__CFError *') is bridged to 'NSTesting', which is not an Objective-C class}} \ + // expected-error {{cast of C pointer type 'CFTestingRef' (aka '__CFError *') to Objective-C pointer type 'NSString *' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFTestingRef' (aka '__CFError *') into ARC}} +} + +typedef CFErrorRef CFErrorRef1; + +typedef CFErrorRef1 CFErrorRef2; // expected-note 2 {{declared here}} + +@protocol P1 @end +@protocol P2 @end +@protocol P3 @end +@protocol P4 @end +@protocol P5 @end + +@interface NSError<P1, P2, P3> @end // expected-note 5 {{declared here}} + +@interface MyError : NSError // expected-note 1 {{declared here}} +@end + +@interface NSUColor @end + +@class NSString; + +void Test2(CFErrorRef2 cf, NSError *ns, NSString *str, Class c, CFUColor2Ref cf2) { + (void)(NSString *)cf; // expected-warning {{'CFErrorRef2' (aka '__CFErrorRef *') bridges to NSError, not 'NSString'}} \ + // expected-error {{cast of C pointer type 'CFErrorRef2' (aka '__CFErrorRef *') to Objective-C pointer type 'NSString *' requires a bridged cast}} \ + // expected-note {{__bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef2' (aka '__CFErrorRef *') into ARC}} + (void)(NSError *)cf; // expected-error {{cast of C pointer type 'CFErrorRef2' (aka '__CFErrorRef *') to Objective-C pointer type 'NSError *' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef2' (aka '__CFErrorRef *') into ARC}} + (void)(MyError*)cf; // expected-error {{cast of C pointer type 'CFErrorRef2' (aka '__CFErrorRef *') to Objective-C pointer type 'MyError *' requires a bridged cast}} \ + // expected-note {{__bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef2' (aka '__CFErrorRef *') into ARC}} + (void)(NSUColor *)cf2; // expected-error {{cast of C pointer type 'CFUColor2Ref' (aka '__CFUPrimeColor *') to Objective-C pointer type 'NSUColor *' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFUColor2Ref' (aka '__CFUPrimeColor *') into ARC}} + (void)(CFErrorRef)ns; // expected-error {{cast of Objective-C pointer type 'NSError *' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}} + (void)(CFErrorRef)str; // expected-warning {{'NSString' cannot bridge to 'CFErrorRef' (aka '__CFErrorRef *')}} \\ + // expected-error {{cast of Objective-C pointer type 'NSString *' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}} + (void)(Class)cf; // expected-warning {{'CFErrorRef2' (aka '__CFErrorRef *') bridges to NSError, not 'Class'}} \\ + // expected-error {{cast of C pointer type 'CFErrorRef2' (aka '__CFErrorRef *') to Objective-C pointer type 'Class' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef2' (aka '__CFErrorRef *') into ARC}} + (void)(CFErrorRef)c; // expected-warning {{'__unsafe_unretained Class' cannot bridge to 'CFErrorRef' (aka '__CFErrorRef *')}} \ + // expected-error {{cast of Objective-C pointer type 'Class' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}} +} + + +void Test3(CFErrorRef cf, NSError *ns) { + (void)(id)cf; // expected-error {{cast of C pointer type 'CFErrorRef' (aka '__CFErrorRef *') to Objective-C pointer type 'id' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef' (aka '__CFErrorRef *') into ARC}} + (void)(id<P1, P2>)cf; // expected-error {{cast of C pointer type 'CFErrorRef' (aka '__CFErrorRef *') to Objective-C pointer type 'id<P1,P2>' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef' (aka '__CFErrorRef *') into ARC}} + (void)(id<P1, P2, P4>)cf; // expected-warning {{'CFErrorRef' (aka '__CFErrorRef *') bridges to NSError, not 'id<P1,P2,P4>'}} \ + // expected-error {{cast of C pointer type 'CFErrorRef' (aka '__CFErrorRef *') to Objective-C pointer type 'id<P1,P2,P4>' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef' (aka '__CFErrorRef *') into ARC}} +} + +void Test4(CFMyErrorRef cf) { + (void)(id)cf; // expected-error {{cast of C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') to Objective-C pointer type 'id' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *') into ARC}} + (void)(id<P1, P2>)cf; // expected-error {{cast of C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') to Objective-C pointer type 'id<P1,P2>' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *') into ARC}} + (void)(id<P1, P2, P3>)cf; // expected-error {{cast of C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') to Objective-C pointer type 'id<P1,P2,P3>' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *') into ARC}} + (void)(id<P2, P3>)cf; // expected-error {{cast of C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') to Objective-C pointer type 'id<P2,P3>' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *') into ARC}} + (void)(id<P1, P2, P4>)cf; // expected-warning {{'CFMyErrorRef' (aka '__CFMyErrorRef *') bridges to MyError, not 'id<P1,P2,P4>'}} \ + // expected-error {{cast of C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') to Objective-C pointer type 'id<P1,P2,P4>' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *') into ARC}} +} + +void Test5(id<P1, P2, P3> P123, id ID, id<P1, P2, P3, P4> P1234, id<P1, P2> P12, id<P2, P3> P23) { + (void)(CFErrorRef)ID; // expected-error {{cast of Objective-C pointer type 'id' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}} + (void)(CFErrorRef)P123; // expected-error {{cast of Objective-C pointer type 'id<P1,P2,P3>' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}} + (void)(CFErrorRef)P1234; // expected-error {{cast of Objective-C pointer type 'id<P1,P2,P3,P4>' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}} + (void)(CFErrorRef)P12; // expected-error {{cast of Objective-C pointer type 'id<P1,P2>' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}} + (void)(CFErrorRef)P23; // expected-error {{cast of Objective-C pointer type 'id<P2,P3>' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}} +} + +void Test6(id<P1, P2, P3> P123, id ID, id<P1, P2, P3, P4> P1234, id<P1, P2> P12, id<P2, P3> P23) { + + (void)(CFMyErrorRef)ID; // expected-error {{cast of Objective-C pointer type 'id' to C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *')}} + (void)(CFMyErrorRef)P123; // expected-error {{cast of Objective-C pointer type 'id<P1,P2,P3>' to C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *')}} + (void)(CFMyErrorRef)P1234; // expected-error {{cast of Objective-C pointer type 'id<P1,P2,P3,P4>' to C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *')}} + (void)(CFMyErrorRef)P12; // expected-error {{cast of Objective-C pointer type 'id<P1,P2>' to C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *')}} + (void)(CFMyErrorRef)P23; // expected-error {{cast of Objective-C pointer type 'id<P2,P3>' to C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *')}} +} + +typedef struct __attribute__ ((objc_bridge(MyPersonalError))) __CFMyPersonalErrorRef * CFMyPersonalErrorRef; // expected-note 1 {{declared here}} + +@interface MyPersonalError : NSError <P4> // expected-note 1 {{declared here}} +@end + +void Test7(id<P1, P2, P3> P123, id ID, id<P1, P2, P3, P4> P1234, id<P1, P2> P12, id<P2, P3> P23) { + (void)(CFMyPersonalErrorRef)ID; // expected-error {{cast of Objective-C pointer type 'id' to C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *')}} + (void)(CFMyPersonalErrorRef)P123; // expected-error {{cast of Objective-C pointer type 'id<P1,P2,P3>' to C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *')}} + (void)(CFMyPersonalErrorRef)P1234; // expected-error {{cast of Objective-C pointer type 'id<P1,P2,P3,P4>' to C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *')}} + (void)(CFMyPersonalErrorRef)P12; // expected-error {{cast of Objective-C pointer type 'id<P1,P2>' to C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *')}} + (void)(CFMyPersonalErrorRef)P23; // expected-error {{cast of Objective-C pointer type 'id<P2,P3>' to C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *')}} +} + +void Test8(CFMyPersonalErrorRef cf) { + (void)(id)cf; // expected-error {{cast of C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') to Objective-C pointer type 'id' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') into ARC}} + (void)(id<P1>)cf; // expected-error {{cast of C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') to Objective-C pointer type 'id<P1>' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') into ARC}} + (void)(id<P1, P2>)cf; // expected-error {{cast of C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') to Objective-C pointer type 'id<P1,P2>' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') into ARC}} + (void)(id<P1, P2, P3>)cf; // expected-error {{cast of C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') to Objective-C pointer type 'id<P1,P2,P3>' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') into ARC}} + (void)(id<P1, P2, P3, P4>)cf; // expected-error {{cast of C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') to Objective-C pointer type 'id<P1,P2,P3,P4>' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') into ARC}} + (void)(id<P1, P2, P3, P4, P5>)cf; // expected-warning {{'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') bridges to MyPersonalError, not 'id<P1,P2,P3,P4,P5>'}} \ + // expected-error {{cast of C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') to Objective-C pointer type 'id<P1,P2,P3,P4,P5>' requires a bridged cast}} \ + // expected-note {{use __bridge to convert directly (no change in ownership)}} \ + // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') into ARC}} +} + +void Test9(CFErrorRef2 cf, NSError *ns, NSString *str, Class c, CFUColor2Ref cf2) { + (void)(__bridge NSString *)cf; // expected-warning {{'CFErrorRef2' (aka '__CFErrorRef *') bridges to NSError, not 'NSString'}} + (void)(__bridge NSError *)cf; // okay + (void)(__bridge MyError*)cf; // okay, + (void)(__bridge NSUColor *)cf2; // okay + (void)(__bridge CFErrorRef)ns; // okay + (void)(__bridge CFErrorRef)str; // expected-warning {{'NSString' cannot bridge to 'CFErrorRef' (aka '__CFErrorRef *')}} + (void)(__bridge Class)cf; // expected-warning {{'CFErrorRef2' (aka '__CFErrorRef *') bridges to NSError, not 'Class'}} + (void)(__bridge CFErrorRef)c; // expected-warning {{'__unsafe_unretained Class' cannot bridge to 'CFErrorRef' (aka '__CFErrorRef *')}} +} |