al">&amp;</span><span class="special">,</span> <span class="identifier">insert_commit_data</span> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
  <span class="identifier">iterator</span> <a class="link" href="iunordered_set_index.html#idp55205088-bb"><span class="identifier">insert_commit</span></a><span class="special">(</span><span class="identifier">value_type</span> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">