ts</strong></span>: Return the memory at p to the pool. It is unspecified if or under what circumstances this operation will result in a call to <code class="computeroutput">upstream_resource()-&gt;deallocate()</code>.</p>
<p><span class="bold"><strong>Throws</strong></span>: Nothing. </p>
</li>
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<pre class="literallayout"><span class="keyword">virtual</span> <span class="keyword">bool</span> <a name="idp39484512-bb"></a><span class="identifier">do_is_equal</span><span class="special">(