<!DOCTYPE html>
<style>
marquee { -webkit-clip-path: url(#foo); }
</style>
<script>
function runTest() {
if (window.testRunner)
    testRunner.dumpAsText();
document.getElementsByTagName('marquee')[0].style.cssText = "display: inline";
}
</script>
<body onload="runTest()">
<iframe srcdoc="bar"></iframe>
<marquee></marquee>
<p>The test passes if WebKit doesn't crash or hit an assertion.</p>