1*bf6dda51SHans Wennborg#define NS_DESIGNATED_INITIALIZER __attribute__((objc_designated_initializer)) 2*bf6dda51SHans Wennborg 3*bf6dda51SHans Wennborg@class NSString; 4*bf6dda51SHans Wennborg 5*bf6dda51SHans Wennborg@interface B1 6*bf6dda51SHans Wennborg-(instancetype)init; 7*bf6dda51SHans Wennborg@end 8*bf6dda51SHans Wennborg 9*bf6dda51SHans Wennborg@interface S1 : B1 10*bf6dda51SHans Wennborg@property (nonatomic) int prop; 11*bf6dda51SHans Wennborg+(instancetype)s1; 12*bf6dda51SHans Wennborg-(instancetype)initWithFoo:(NSString*)foo NS_DESIGNATED_INITIALIZER; 13*bf6dda51SHans Wennborg@end 14