1*67e74705SXin Li @interface Base { 2*67e74705SXin Li int my_var; 3*67e74705SXin Li } 4*67e74705SXin Li -(int) my_var; 5*67e74705SXin Li -(void) my_method: (int)param; 6*67e74705SXin Li +(void) my_method: (int)param; 7*67e74705SXin Li @end 8*67e74705SXin Li 9*67e74705SXin Li @interface Sub : Base 10*67e74705SXin Li -(void) my_method: (int)param; 11*67e74705SXin Li @end 12