<!DOCTYPE html>
<html>
<head>
<script>

function boom()
{
  var b = document.createElement('bdi');
  var c = document.createElement('div');
  var d = document.createElement('div');

  b.appendChild(c);
  c.appendChild(d);
  b.removeChild(c);
  d.appendChild(b);
  document.createElement('div').appendChild(c);
  b.appendChild(document.createElement('div'));

  b.setAttribute('dir', "auto");
}

</script>
</head>
<body onload="boom();"></body>
</html>
