{"ast_node_type":"other","tokens":[{"end":103,"kind":"keyword","start":0,"text":"if"}]}
            if arg_type.is_uchar(self.cx) || arg_type.is_ushort(self.cx) || arg_type.is_uint(self.cx) {
            // instead of using is_uint().
                // NOTE: we don't need to & 0xFF for uchar because the result is undefined on zero.