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)) // expected-error {{'objc_requires_property_definitions' attribute only applies to Objective-C interfaces}} 37@interface Deep(CAT) 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@interface NSObject @end 44@protocol Foo 45@property (readonly) char isFoo; // expected-note {{property declared here}} 46@property (readonly) char isNotFree; // expected-note {{property declared here}} 47@end 48 49@interface Bar : NSObject <Foo> 50@end 51 52@implementation Bar 53- (char)isFoo { 54 return 0; 55} 56- (char)isNotFree { 57 return 0; 58} 59@end 60 61@interface Baz : Bar 62@end 63 64@interface Baz () 65@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}} 66@property char Property1; // expected-warning {{auto property synthesis will not synthesize property 'Property1' because it cannot share an ivar with another synthesized property}} 67@property char Property2; 68@property (readwrite) char isNotFree; // expected-warning {{auto property synthesis will not synthesize property 'isNotFree'}} 69@end 70 71@implementation Baz { // expected-note {{detected while default synthesizing properties in class implementation}} 72 char _isFoo; 73 char _isNotFree; 74} 75@synthesize Property2 = Property1; // expected-note {{property synthesized here}} 76 77- (void) setIsNotFree : (char)Arg { 78 _isNotFree = Arg; 79} 80 81@end 82 83// More test where such warnings should not be issued. 84@protocol MyProtocol 85-(void)setProp1:(id)x; 86@end 87 88@protocol P1 <MyProtocol> 89@end 90 91@interface B 92@property (readonly) id prop; // expected-note {{property declared here}} 93@property (readonly) id prop1; // expected-note {{property declared here}} 94@property (readonly) id prop2; // expected-note {{property declared here}} 95@end 96 97@interface B() 98-(void)setProp:(id)x; 99@end 100 101@interface B(cat) 102@property (readwrite) id prop2; 103@end 104 105@interface S : B<P1> 106@property (assign,readwrite) id prop; // expected-warning {{auto property synthesis will not synthesize property 'prop'}} 107@property (assign,readwrite) id prop1; // expected-warning {{auto property synthesis will not synthesize property 'prop1'}} 108@property (assign,readwrite) id prop2; // expected-warning {{auto property synthesis will not synthesize property 'prop2'}} 109@end 110 111@implementation S // expected-note 3 {{detected while default synthesizing properties in class implementation}} 112@end 113 114// No warning must be issued in this test. 115@interface ParentObject 116@end 117 118@protocol TestObject 119@property (readonly) int six; 120@end 121 122@interface TestObject : ParentObject <TestObject> 123@property int six; 124@end 125 126@implementation TestObject 127@synthesize six; 128@end 129 130// no warning in this test 131@interface ISAChallenge : NSObject { 132} 133 134@property (assign, readonly) int failureCount; 135@end 136 137@interface ISSAChallenge : ISAChallenge { 138 int _failureCount; 139} 140@property (assign, readwrite) int failureCount; 141@end 142 143@implementation ISAChallenge 144- (int)failureCount { 145 return 0; 146} 147@end 148 149@implementation ISSAChallenge 150 151@synthesize failureCount = _failureCount; 152@end 153 154__attribute ((objc_requires_property_definitions(1))) // expected-error {{'objc_requires_property_definitions' attribute takes no arguments}} 155@interface I1 156@end 157 158@protocol SubFooling 159 @property(nonatomic, readonly) id hoho; // expected-note 2 {{property declared here}} 160@end 161 162@protocol Fooing<SubFooling> 163 @property(nonatomic, readonly) id muahahaha; // expected-note 2 {{property declared here}} 164@end 165 166typedef NSObject<Fooing> FooObject; 167 168@interface Okay : NSObject<Fooing> 169@end 170 171@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'}} 172@end // expected-note 2 {{add a '@synthesize' directive}} 173 174@interface Fail : FooObject 175@end 176 177@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'}} 178@end // expected-note 2 {{add a '@synthesize' directive}} 179 180@class NSURL; 181 182@interface Root 183- (void)setFileURL : (NSURL *) arg; 184- (void)setFile : (NSURL *) arg; 185- (NSURL *)fileSys; 186- (void)setFileSys : (NSURL *) arg; 187- (NSURL *)fileKerl; 188@end 189 190@interface SuperClass : Root 191- (NSURL *)fileURL; 192- (NSURL *)file; 193- (NSURL *)fileLog; 194- (void)setFileLog : (NSURL *) arg; 195- (void)setFileKerl : (NSURL *) arg; 196@end 197 198@protocol r16089191Protocol 199@property (readonly) NSURL *fileURL; 200@property (copy) NSURL *file; 201@property (copy) NSURL *fileSys; 202@property (copy) NSURL *fileLog; 203@property (copy) NSURL *fileKerl; 204@end 205 206@interface SubClass : SuperClass <r16089191Protocol> 207@end 208 209@implementation SubClass 210@end 211