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