gecko-dev/layout/base/crashtests/1140198.html

17 lines
283 B
HTML

<!DOCTYPE html>
<html>
<head>
<script>
function boom()
{
document.documentElement.style.display = "contents";
document.designMode = 'on';
document.documentElement.insertAdjacentHTML("beforeEnd", "<span><optgroup>");
}
</script>
</head>
<body onload="boom();"></body>
</html>