<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
 <head>
<script>
if (window.testRunner) {
    testRunner.dumpAsText();
    testRunner.waitUntilDone();
}
</script>
  <script type="text/javascript">
    var xmlNode = null;

    loadData();
    setTimeout("testData()", 0);

    function testData() {
        var i = 0;
        var s;
        while (i < 5000) {
            i = i+1.11;
            s = s + " ";
        }
        
        document.write(xmlNode.ownerDocument.data ? "<p>SUCCESS</p>" : "<p>FAILURE</p>");
        if (window.testRunner)
             testRunner.notifyDone();
    }

    function loadData() {
        var xmlDoc = document.implementation.createDocument("", "doc", null);
        if (!xmlDoc.documentElement)
            xmlDoc.appendChild(document.createElement("doc"));
        xmlNode = xmlDoc.documentElement;
        xmlNode.ownerDocument.data = 1;
     }
  </script>
 </head>
 <body>
This test checks that custom data on reachable DOM nodes is not lost during GC. If it passes, it should say SUCCESS below.
 </body>
</html>