gt;</span> 
  <span class="keyword">static</span> <span class="identifier">node_ptr</span> 
  <a name="idp57040576-bb"></a><span class="identifier">insert_equal_upper_bound</span><span class="special">(</span><span class="identifier">node_ptr</span> h<span class="special">,</span> <span class="identifier">node_ptr</span> new_node<span class="special">,</span> <span class="identifier">NodePtrCompare</span> comp<span class="special">)</span><span class="special">;</span></pre>
<p><span class="bold"><strong>Re