 panel-primary">
  <div class="panel-heading text-left"><h3 class="panel-title"><a data-toggle="collapse" href="#vars-1">Variables</a></h3></div>
  <div id="vars-1" class="panel-collapse collapse">
    <div class="list-group">
      
      <a class="list-group-item" href="../program/volatile_doctest~41.html#variable-a1~4">a1</a>
      
      <a class="list-group-item" href="../program/volatile_doctest~41.html#variable-a2~4">a2</a>
      
      <a class="list-group-item" href="../program/volatile_doctest~41.