function x($re, $v, $options = 'si')
{
while (preg_match('/^\\s*(\\/\\*.*\\*\\/)(.*)$/Usi', $v, $m)) {
/* comment removal */
$v = $m[2];
}
$this->unparsed_code = strlen($this->unparsed_code) > strlen($v) ? $v : $this->unparsed_code;
return ARC2::x($re, $v, $options);
}