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<span class="keyword">struct</span> <a class="link" href="keyword_descriptor.html" title="Struct keyword_descriptor">keyword_descriptor</a> <span class="special">{</span>
<span class="special">}</span><span class="special">;</span></pre></div>
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-<a name="idm46436912454928"></a><h2>Description</h2>
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<p>Base class for keyword descriptors. All keyword descriptors must derive from this class to support the <code class="computeroutput"><a class="link" href="is_keyword_descriptor.html" title="Struct template is_keyword_descriptor">is_keyword_descriptor</a></code> trait. </p>
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