special">()</span> <span class="special">==</span> <span class="special">*</span><span class="keyword">this</span><span class="special">-&gt;</span><span class="identifier">storage</span><span class="special">()</span></code>, ownership of the underlying memory
                is swapped in constant time, with no possibility of exceptions. All
                iterators and references remain valid.
              </li>
<li class="listitem">
                If <code class="computeroutput"><span class="special"