../../../libs/fusion/doc/html/index.html" target="_top">Boost.Fusion</a>).
        </p></td></tr>
</table></div>
<p>
        As you can see, in order for a type to be compatible with the attribute type
        of a compound expression it has to
      </p>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
            either be convertible to the attribute type,
          </li>
<li class="listitem">
            or it has to expose certain functionalities