ool</span> <span class="identifier">isnormal</span><span class="special">(</span> <span class="identifier">T</span> <span class="identifier">x</span> <span class="special">);</span>
<span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">T</span><span class="special">&gt;</span> <span class="keyword">int</span> <span class="identifier">fpclassify</span><span class="special">(</span> <span class="identifier">T</span> <span class="ident