ressions.message_hpp" title="Header &lt;boost/log/expressions/message.hpp&gt;">boost/log/expressions/message.hpp</a>&gt;

</span>
<span class="keyword">typedef</span> <a class="link" href="attribute_keyword.html" title="Struct template attribute_keyword">attribute_keyword</a><span class="special">&lt;</span> <a class="link" href="tag/smessage.html" title="Struct smessage">tag::smessage</a> <span class="special">&gt;</span> <span class="identifier">smessage_type</span><span class="special">;</span></pre></di