ld ()
  </td></tr></table></blockquote>Gets the current threshold setting for the barrier.</div></div><div class=CToolTip id="tt10"><div class=CMethod>
    <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>virtual function int get_num_waiters ()
  </td></tr></table></blockquote>Returns the number of processes currently waiting at the barrier.</div></div><div class=CToolTip id="tt11"><div class=CMethod>
    <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype>