> compile NEMU

221220000 张三
Linux zzy 5.15.146.1-microsoft-standard-WSL2 #1 SMP Thu Jan 11 04:09:03 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux
 09:33:44 up 21:58,  3 users,  load average: 0.23, 0.11, 0.07

abstract-machine/klib/src/stdio.c

@@ -98,6 +98,7 @@ static int rvsnprintf(char* out, size_t n, const char* fmt, va_list ap) {
     case '%':
         int len = fmt_match(out, n, fmt, ap);
         out += len;
+        fmt ++;
         n -= len;
     default:
       *out = *fmt;