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// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s
@interface NSString @end
@interface NSObject @end
@interface SynthItAll
@property int howMany;
@property (retain) NSString* what;
@end
@implementation SynthItAll
#if !__has_feature(objc_default_synthesize_properties)
@synthesize howMany, what;
#endif
@end
@interface SynthSetter : NSObject
@property (nonatomic) int howMany; // REM: nonatomic to avoid warnings about only implementing one of the pair
@property (nonatomic, retain) NSString* what;
@end
@implementation SynthSetter
#if !__has_feature(objc_default_synthesize_properties)
@synthesize howMany, what;
#endif
- (int) howMany {
return self.howMany;
}
// - (void) setHowMany: (int) value
- (NSString*) what {
return self.what;
}
// - (void) setWhat: (NSString*) value
@end
@interface SynthGetter : NSObject
@property (nonatomic) int howMany; // REM: nonatomic to avoid warnings about only implementing one of the pair
@property (nonatomic, retain) NSString* what;
@end
@implementation SynthGetter
#if !__has_feature(objc_default_synthesize_properties)
@synthesize howMany, what;
#endif
// - (int) howMany
- (void) setHowMany: (int) value {
self.howMany = value;
}
// - (NSString*) what
- (void) setWhat: (NSString*) value {
if (self.what != value) {
}
}
@end
@interface SynthNone : NSObject
@property int howMany;
@property (retain) NSString* what;
@end
@implementation SynthNone
#if !__has_feature(objc_default_synthesize_properties)
@synthesize howMany, what; // REM: Redundant anyway
#endif
- (int) howMany {
return self.howMany;
}
- (void) setHowMany: (int) value {
self.howMany = value;
}
- (NSString*) what {
return self.what;
}
- (void) setWhat: (NSString*) value {
if (self.what != value) {
}
}
@end
@protocol TopProtocol
@property (readonly) id myString;
@end
@interface TopClass <TopProtocol>
{
id myString;
}
@end
@interface SubClass : TopClass <TopProtocol>
@end
@implementation SubClass @end
// rdar://7920807
@interface C @end
@interface C (Category)
@property int p; // expected-note 2 {{property declared here}}
@end
@implementation C (Category) // expected-warning {{property 'p' requires method 'p' to be defined}} \
// expected-warning {{property 'p' requires method 'setP:' to be defined}}
@end
// Don't complain if a property is already @synthesized by usr.
@interface D
{
}
@property int PROP;
@end
@implementation D
- (int) Meth { return self.PROP; }
#if __has_feature(objc_default_synthesize_properties)
@synthesize PROP=IVAR;
#endif
@end
// rdar://10567333
@protocol MyProtocol
@property (nonatomic, strong) NSString *requiredString; // expected-note {{property declared here}}
@optional
@property (nonatomic, strong) NSString *optionalString;
@end
@interface MyClass <MyProtocol>
@end
@implementation MyClass // expected-warning {{auto property synthesis will not synthesize property declared in a protocol}}
@end
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