lass="identifier">int_</span> <span class="special">==</span> <span class="identifier">b</span><span class="special">.</span><span class="identifier">int_</span><span class="special">;</span>  <span class="special">}</span>
<span class="special">};</span>

<span class="comment">//Define an sg_set using the base hook that will store values in reverse order</span>
<span class="comment">//and won't execute floating point operations.</span>
<span class="keyword">typedef</span> <span class="identifier">sg_set</s