span class="constructor">Pext_rebind</span>&nbsp;<span class="keyword">of</span>&nbsp;<span class="constructor">Longident</span>.t&nbsp;<span class="constructor">Asttypes</span>.loc<br>
&nbsp;&nbsp;<span class="keyword">and</span>&nbsp;class_type&nbsp;=&nbsp;{<br>
&nbsp;&nbsp;&nbsp;&nbsp;pcty_desc&nbsp;:&nbsp;<span class="constructor">Parsetree</span>.class_type_desc;<br>
&nbsp;&nbsp;&nbsp;&nbsp;pcty_loc&nbsp;:&nbsp;<span class="constructor">Location</span>.t;<br>
&nbsp;&nbsp;&nbsp;&nbsp;pcty_attributes&nbs