<!-- Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/ -->
<!doctype html>

<html>
  <head>
    <meta charset="utf-8"/>
    <title>Performance tool + garbage collection test page</title>
  </head>

  <body>
    <script type="text/javascript">
    "use strict";

    var x = 1;
    /* global test */
    window.test = function() {
      SpecialPowers.Cu.forceGC();
      document.body.style.borderTop = x + "px solid red";
      x = 1 ^ x;
      // flush pending reflows
      document.body.innerHeight;

      // Prevent this script from being garbage collected.
      setTimeout(window.test, 100);
    };
    test();
    </script>
  </body>

</html>
