{"ast_node_type":"variable","tokens":[{"end":72,"kind":"keyword","start":0,"text":"let"}]}
                    let is_lt = bx.icmp(pred(mir::BinOp::Lt), lhs, rhs);
                    let gtext = bx.zext(is_gt, bx.type_i8());
                    let ltext = bx.zext(is_lt, bx.type_i8());