{"ast_node_type":"variable","tokens":[{"end":92,"kind":"keyword","start":0,"text":"let"}]}
                        let done = fx.bcx.ins().icmp_imm(IntCC::Equal, index, times as i64);
                        fx.bcx.switch_to_block(loop_block);
                        fx.bcx.ins().brif(done, done_block, &[], loop_block2, &[]);