1 // RUN: %clang_cc1 -x objective-c -fsyntax-only -fobjc-default-synthesize-properties -verify -Wno-objc-root-class %s 2 // RUN: %clang_cc1 -x objective-c++ -fsyntax-only -fobjc-default-synthesize-properties -verify -Wno-objc-root-class %s 3 4 #if __has_attribute(objc_requires_property_definitions) 5 __attribute ((objc_requires_property_definitions)) 6 #endif 7 @interface NoAuto // expected-note 2 {{class with specified objc_requires_property_definitions attribute is declared here}} 8 @property int NoAutoProp; // expected-note 2 {{property declared here}} 9 @end 10 11 @implementation NoAuto // expected-warning {{property 'NoAutoProp' requires method 'NoAutoProp' to be defined}} \ 12 // expected-warning {{property 'NoAutoProp' requires method 'setNoAutoProp:'}} 13 @end 14 15 __attribute ((objc_requires_property_definitions)) // redundant, just for testing 16 @interface Sub : NoAuto // expected-note 3 {{class with specified objc_requires_property_definitions attribute is declared here}} 17 @property (copy) id SubProperty; // expected-note 2 {{property declared here}} 18 @end 19 20 @implementation Sub // expected-warning {{property 'SubProperty' requires method 'SubProperty' to be defined}} \ 21 // expected-warning {{property 'SubProperty' requires method 'setSubProperty:' to be defined}} 22 @end 23 24 @interface Deep : Sub 25 @property (copy) id DeepProperty; 26 @property (copy) id DeepSynthProperty; 27 @property (copy) id DeepMustSynthProperty; // expected-note {{property declared here}} 28 @end 29 30 @implementation Deep // expected-warning {{property 'DeepMustSynthProperty' requires method 'setDeepMustSynthProperty:' to be defined}} 31 @dynamic DeepProperty; 32 @synthesize DeepSynthProperty; 33 - (id) DeepMustSynthProperty { return 0; } 34 @end 35 36 __attribute ((objc_requires_property_definitions)) 37 @interface Deep(CAT) // expected-error {{attributes may not be specified on a category}} 38 @end 39 40 __attribute ((objc_requires_property_definitions)) // expected-error {{objc_requires_property_definitions attribute may only be specified on a class}} 41 @protocol P @end 42 43 // rdar://13388503 44 @interface NSObject @end 45 @protocol Foo 46 @property (readonly) char isFoo; // expected-note {{property declared here}} 47 @property (readonly) char isNotFree; 48 @end 49 50 @interface Bar : NSObject <Foo> 51 @end 52 53 @implementation Bar 54 - (char)isFoo { 55 return 0; 56 } 57 - (char)isNotFree { 58 return 0; 59 } 60 @end 61 62 @interface Baz : Bar 63 @end 64 65 @interface Baz () 66 @property (readwrite) char isFoo; // expected-warning {{auto property synthesis will not synthesize property 'isFoo' because it is 'readwrite' but it will be synthesized 'readonly' via another property}} 67 @property char Property1; // expected-warning {{auto property synthesis will not synthesize property 'Property1' because it cannot share an ivar with another synthesized property}} 68 @property char Property2; 69 @property (readwrite) char isNotFree; 70 @end 71 72 @implementation Baz { 73 char _isFoo; 74 char _isNotFree; 75 } 76 @synthesize Property2 = Property1; // expected-note {{property synthesized here}} 77 78 - (void) setIsNotFree : (char)Arg { 79 _isNotFree = Arg; 80 } 81 82 @end 83
