> compile NEMU

ysyx_22040000 李心杨
Linux calcite 6.1.69 #1-NixOS SMP PREEMPT_DYNAMIC Wed Dec 20 16:00:29 UTC 2023 x86_64 GNU/Linux
 10:21:30  up 1 day 10:37,  2 users,  load average: 0.29, 0.40, 0.48
This commit is contained in:
tracer-ysyx 2024-01-13 10:21:30 +08:00 committed by xinyangli
parent ea30467cd6
commit 436fd0a6cd

View file

@ -25,7 +25,7 @@ expression
| expression '+' expression { $$ = $1 + $3; }
| expression '-' expression { $$ = $1 - $3; }
| expression '*' expression { $$ = $1 * $3; }
| expression '/' expression { $$ = $1 / $3; if($3 == 0) { perror("Devide by 0\n"); YYABORT; }}
| expression '/' expression { if($3 == 0) { perror("Devide by 0\n"); YYABORT; }; $$ = $1 / $3;}
| '-' number { $$ = -$2; }
| '(' expression ')' { $$ = $2; }