ss_expr_desc;<br>
&nbsp;&nbsp;&nbsp;&nbsp;pcl_loc&nbsp;:&nbsp;<span class="constructor">Location</span>.t;<br>
&nbsp;&nbsp;&nbsp;&nbsp;pcl_attributes&nbsp;:&nbsp;<span class="constructor">Parsetree</span>.attributes;<br>
&nbsp;&nbsp;}<br>
&nbsp;&nbsp;<span class="keyword">and</span>&nbsp;class_expr_desc&nbsp;=<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="constructor">Pcl_constr</span>&nbsp;<span class="keyword">of</span>&nbsp;<span class="constructor">Longident</span>.t&nbsp;<span class="constructor