pan> <span class="keyword">noexcept</span><span class="special">;</span>
  <a class="link" href="permissions.html" title="Class permissions">permissions</a> <span class="special">&amp;</span> <a class="link" href="permissions.html#idm46093042795664-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><a class="link" href="permissions.html" title="Class permissions">permissions</a> <span class="special">&amp;&amp;</span><span class="special">)</span> <span 