{"ast_node_type":"variable","tokens":[{"end":108,"kind":"keyword","start":0,"text":"let"}]}
                let res = self.context.new_call(self.location, count_trailing_zeroes, &[casted_arg]) - diff;
                let diff = diff * self.context.new_cast(self.location, cond, self.int_type);
                return self.context.new_cast(self.location, res, result_type);