1// RUN: %clang_cc1 -x objective-c -fsyntax-only -verify -Wno-objc-root-class %s 2// RUN: %clang_cc1 -x objective-c++ -fsyntax-only -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 only applies to Objective-C interfaces}} 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; // expected-note {{property declared here}} 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; // expected-warning {{auto property synthesis will not synthesize property 'isNotFree'}} 70@end 71 72@implementation Baz { // expected-note {{detected while default synthesizing properties in class implementation}} 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 84// More test where such warnings should not be issued. 85@protocol MyProtocol 86-(void)setProp1:(id)x; 87@end 88 89@protocol P1 <MyProtocol> 90@end 91 92@interface B 93@property (readonly) id prop; // expected-note {{property declared here}} 94@property (readonly) id prop1; // expected-note {{property declared here}} 95@property (readonly) id prop2; // expected-note {{property declared here}} 96@end 97 98@interface B() 99-(void)setProp:(id)x; 100@end 101 102@interface B(cat) 103@property (readwrite) id prop2; 104@end 105 106@interface S : B<P1> 107@property (assign,readwrite) id prop; // expected-warning {{auto property synthesis will not synthesize property 'prop'}} 108@property (assign,readwrite) id prop1; // expected-warning {{auto property synthesis will not synthesize property 'prop1'}} 109@property (assign,readwrite) id prop2; // expected-warning {{auto property synthesis will not synthesize property 'prop2'}} 110@end 111 112@implementation S // expected-note 3 {{detected while default synthesizing properties in class implementation}} 113@end 114 115// rdar://14085456 116// No warning must be issued in this test. 117@interface ParentObject 118@end 119 120@protocol TestObject 121@property (readonly) int six; 122@end 123 124@interface TestObject : ParentObject <TestObject> 125@property int six; 126@end 127 128@implementation TestObject 129@synthesize six; 130@end 131 132// rdar://14094682 133// no warning in this test 134@interface ISAChallenge : NSObject { 135} 136 137@property (assign, readonly) int failureCount; 138@end 139 140@interface ISSAChallenge : ISAChallenge { 141 int _failureCount; 142} 143@property (assign, readwrite) int failureCount; 144@end 145 146@implementation ISAChallenge 147- (int)failureCount { 148 return 0; 149} 150@end 151 152@implementation ISSAChallenge 153 154@synthesize failureCount = _failureCount; 155@end 156 157__attribute ((objc_requires_property_definitions(1))) // expected-error {{'objc_requires_property_definitions' attribute takes no arguments}} 158@interface I1 159@end 160 161// rdar://15051465 162@protocol SubFooling 163 @property(nonatomic, readonly) id hoho; // expected-note 2 {{property declared here}} 164@end 165 166@protocol Fooing<SubFooling> 167 @property(nonatomic, readonly) id muahahaha; // expected-note 2 {{property declared here}} 168@end 169 170typedef NSObject<Fooing> FooObject; 171 172@interface Okay : NSObject<Fooing> 173@end 174 175@implementation Okay // expected-warning {{auto property synthesis will not synthesize property 'muahahaha' declared in protocol 'Fooing'}} expected-warning {{auto property synthesis will not synthesize property 'hoho' declared in protocol 'SubFooling'}} 176@end 177 178@interface Fail : FooObject 179@end 180 181@implementation Fail // expected-warning {{auto property synthesis will not synthesize property 'muahahaha' declared in protocol 'Fooing'}} expected-warning {{auto property synthesis will not synthesize property 'hoho' declared in protocol 'SubFooling'}} 182@end 183 184// rdar://16089191 185@class NSURL; 186 187@interface Root 188- (void)setFileURL : (NSURL *) arg; 189- (void)setFile : (NSURL *) arg; 190- (NSURL *)fileSys; 191- (void)setFileSys : (NSURL *) arg; 192- (NSURL *)fileKerl; 193@end 194 195@interface SuperClass : Root 196- (NSURL *)fileURL; 197- (NSURL *)file; 198- (NSURL *)fileLog; 199- (void)setFileLog : (NSURL *) arg; 200- (void)setFileKerl : (NSURL *) arg; 201@end 202 203@protocol r16089191Protocol 204@property (readonly) NSURL *fileURL; 205@property (copy) NSURL *file; 206@property (copy) NSURL *fileSys; 207@property (copy) NSURL *fileLog; 208@property (copy) NSURL *fileKerl; 209@end 210 211@interface SubClass : SuperClass <r16089191Protocol> 212@end 213 214@implementation SubClass 215@end 216