hhvm/hphp/test/quick/foreach-sharedmap.php.expect

bool(true)
array(3) {
  [0]=>
  int(2)
  [1]=>
  int(3)
  [2]=>
  &int(4)
}
array(3) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(3)
}