<!-- quirks -->
<link rel=help href="https://bugzilla.mozilla.org/show_bug.cgi?id=1877591">
<!-- Really a crashtest but since we can't really have print crashtests, we assert that we print something -->
<link rel="mismatch" href="/css/reference/blank.html">
<style>
* {
  bottom: 1px;
  overflow-y: auto;
}
</style>
<table>
  <th>
    <span id="a"></span>
  </th>
</table>
<script>
  a.appendChild(document.createElement("frameset"));
</script>