pan> <span class="identifier">round_style</span> <span class="special">;</span>
    <span class="special">}</span> <span class="special">;</span>


    <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">S</span><span class="special">&gt;</span>
    <span class="keyword">struct</span> <span class="identifier">Ceil</span>
    <span class="special">{</span>
        <span class="keyword">static</span> <span class="identifier">source_