<html xmlns="http://www.w3.org/1999/xhtml" xmlns:g="http://www.w3.org/2000/svg">
 <head>
  <title>document.getElementsByClassName(): compound</title>
  <script src="resources/common.js"></script>
 </head>
 <body>
  <p id="r">FAIL (script did not run)</p>  
  <x class="a"/>
  <g:x class="a"/>
  <script> t(document.getElementsByClassName("a"), document.getElementsByTagName("x")) </script>
 </body>
</html>