late</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="identifier">T</span> <span class="identifier">copysign</span><span class="special">(</span> <span class="identifier">T</span> <span class="identifier">x</span><span class="special">,</span> <span class="identifier">T</span> <span class="identifier">y</span> <span class="special">);</span>

<span class="special">}</span> <span class="comment">// namesp