"special">(</span><span class="keyword">const</span> <a class="link" href="discard_iterator.html" title="Class discard_iterator">discard_iterator</a> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
  <a class="link" href="discard_iterator.html" title="Class discard_iterator">discard_iterator</a> <span class="special">&amp;</span> <a class="link" href="discard_iterator.html#idp53430144-bb"><span class="keyword">operator</span><span class="special">=</span></a><s