<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<script>
if (window.testRunner)
    testRunner.dumpAsText();
</script>
</head>
<body>
<p>This test shouldn't crash.</p>
<mtd xmlns="http://www.w3.org/1998/Math/MathML" id="mtd" rowspan="1073741825"/>
</body>
</html>