<style>
    rt, script, body {
      outline-style: solid;
      position: absolute;
      will-change: transform;
      display: table-cell;
      border-spacing: 4499;
    }
    </style>
    Test passes if it does not CRASH in debug.
    Note, this test does not have a DOCTYPE as the failure does not
    reproduce with a DOCTYPE.
    <rt>
    <menu></menu>
    <script>
      if (window.testRunner)
        testRunner.dumpAsText();
    
      document.execCommand("selectAll");
      document.designMode = "On";
      document.execCommand("italic")
    </script>
    