l">)</span>
     <span class="keyword">noexcept</span><span class="special">(</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">is_nothrow_constructible</span><span class="special">&lt;</span><span class="identifier">MemberType</span><span class="special">,</span> <span class="identifier">T</span><span class="special">...&gt;::</span><span class="identifier">value</span> <span class="special">);</span>
<span class="preprocessor">#else</span>
    <span class="i