 class="link" href="category.html#idm14295-bb">public static functions</a></span>
  <span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keyword">unsigned</span> <a class="link" href="category.html#idm14296-bb"><span class="identifier">options</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
  <span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keyw