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
4 #if __has_attribute(objc_requires_property_definitions)
5 __attribute ((objc_requires_property_definitions))
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}}
11 @implementation NoAuto // expected-warning {{property 'NoAutoProp' requires method 'NoAutoProp' to be defined}} \
12 // expected-warning {{property 'NoAutoProp' requires method 'setNoAutoProp:'}}
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}}
20 @implementation Sub // expected-warning {{property 'SubProperty' requires method 'SubProperty' to be defined}} \
21 // expected-warning {{property 'SubProperty' requires method 'setSubProperty:' to be defined}}
25 @property (copy) id DeepProperty;
26 @property (copy) id DeepSynthProperty;
27 @property (copy) id DeepMustSynthProperty; // expected-note {{property declared here}}
30 @implementation Deep // expected-warning {{property 'DeepMustSynthProperty' requires method 'setDeepMustSynthProperty:' to be defined}}
31 @dynamic DeepProperty;
32 @synthesize DeepSynthProperty;
33 - (id) DeepMustSynthProperty { return 0; }
36 __attribute ((objc_requires_property_definitions)) // expected-error {{'objc_requires_property_definitions' attribute only applies to Objective-C interfaces}}
40 __attribute ((objc_requires_property_definitions)) // expected-error {{'objc_requires_property_definitions' attribute only applies to Objective-C interfaces}}
43 @interface NSObject @end
45 @property (readonly) char isFoo; // expected-note {{property declared here}}
46 @property (readonly) char isNotFree; // expected-note {{property declared here}}
49 @interface Bar : NSObject <Foo>
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'}}
71 @implementation Baz { // expected-note {{detected while default synthesizing properties in class implementation}}
75 @synthesize Property2 = Property1; // expected-note {{property synthesized here}}
77 - (void) setIsNotFree : (char)Arg {
83 // More test where such warnings should not be issued.
85 -(void)setProp1:(id)x;
88 @protocol P1 <MyProtocol>
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}}
102 @property (readwrite) id prop2;
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'}}
111 @implementation S // expected-note 3 {{detected while default synthesizing properties in class implementation}}
114 // No warning must be issued in this test.
115 @interface ParentObject
119 @property (readonly) int six;
122 @interface TestObject : ParentObject <TestObject>
126 @implementation TestObject
130 // no warning in this test
131 @interface ISAChallenge : NSObject {
134 @property (assign, readonly) int failureCount;
137 @interface ISSAChallenge : ISAChallenge {
140 @property (assign, readwrite) int failureCount;
143 @implementation ISAChallenge
144 - (int)failureCount {
149 @implementation ISSAChallenge
151 @synthesize failureCount = _failureCount;
154 __attribute ((objc_requires_property_definitions(1))) // expected-error {{'objc_requires_property_definitions' attribute takes no arguments}}
159 @property(nonatomic, readonly) id hoho; // expected-note 2 {{property declared here}}
162 @protocol Fooing<SubFooling>
163 @property(nonatomic, readonly) id muahahaha; // expected-note 2 {{property declared here}}
166 typedef NSObject<Fooing> FooObject;
168 @interface Okay : NSObject<Fooing>
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}}
174 @interface Fail : FooObject
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}}
183 - (void)setFileURL : (NSURL *) arg;
184 - (void)setFile : (NSURL *) arg;
186 - (void)setFileSys : (NSURL *) arg;
190 @interface SuperClass : Root
194 - (void)setFileLog : (NSURL *) arg;
195 - (void)setFileKerl : (NSURL *) arg;
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;
206 @interface SubClass : SuperClass <r16089191Protocol>
209 @implementation SubClass