ss="keyword">long</span> <span class="identifier">v</span> <span class="special">)</span> <span class="special">;</span>
    <span class="keyword">long</span> <span class="keyword">long</span> <span class="identifier">to_builtin</span><span class="special">();</span>
<span class="special">}</span> <span class="special">;</span>
<span class="keyword">namespace</span> <span class="identifier">std</span> <span class="special">{</span>
<span class="keyword">template</span><span class="special">&lt;&gt;</span> <