void main_sink(twoints * * data_ptr);void main(){twoints * data;data=NULL;data=new twoints;data->a=1;data->b=2;delete data;main_sink(&data);}void main_sink(twoints * * data_ptr){twoints * data=*data_ptr;printStructLine(data);}
static void main(){twoints * data;data=NULL;data=new twoints;data->a=1;data->b=2;main_sink(&data);}void main_sink(twoints * * data_ptr){twoints * data=*data_ptr;printStructLine(data);}