ntifier">nullptr_t</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="unique_ptr.html" title="Class template unique_ptr">unique_ptr</a><span class="special">&lt;</span> <span class="identifier">T</span><span class="special">,</span> <span class="identifier">D</span> <span class="special">&gt;</span> <span class="special">&amp;</span> x<span class="special">)</span><span class="special">;</span></pre></div>
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