int FUN_00404328(undefined4 param_1)

{

  char cVar1;

  int iVar2;

  do {

    iVar2 = xs_getc(param_1)   //possible issue identified - semgrep

    cVar1 = (char)iVar2   //possible issue identified - semgrep

    if (iVar2 == -1) {

      return -1;

    }

  } while ((((cVar1 == ' ') || (cVar1 == '\t')) || (cVar1 == '\n')) || (cVar1 == '\r'));

  xs_ungetc(iVar2,param_1)   //possible issue identified - semgrep

  return iVar2;

}