/span>
        <span class="comment">// by another instance of a logging_resource</span>

        <span class="keyword">return</span> <span class="keyword">dynamic_cast</span><span class="special">&lt;</span> <span class="identifier">logging_resource</span> <span class="keyword">const</span><span class="special">*</span> <span class="special">&gt;(</span> <span class="special">&amp;</span><span class="identifier">other</span> <span class="special">)</span> <span class="special">!=</span> <span class="keywor