 members to be specified. </p>
<dl class="section note"><dt>Note</dt><dd>This macro only works if the tag of the user-defined type <code>T</code> is <code>T</code> itself. This is the case unless you specifically asked for something different; see <code><a class="el" href="structboost_1_1hana_1_1tag__of.html" title="Metafunction returning the tag associated to T. ">tag_of</a></code>'s documentation.</dd></dl>
<h2>Example </h2>
<div class="fragment"><div class="line"><span class="comment">// Copyright Louis 