<!-- Assertion reftest for bug 385533 -->
<html>
<head>
<style>
.pad { padding: 50%; color: white }
</style>
</head>
<body>
  <table>
    <tr>
      <td><div class="pad">a</div></td>
      <td><div class="pad">b</div></td>
    </tr>
  </table>
</body>
</html>