onstructor">Parsetree</span>.core_type<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="constructor">Cfk_concrete</span>&nbsp;<span class="keyword">of</span>&nbsp;<span class="constructor">Asttypes</span>.override_flag&nbsp;*&nbsp;<span class="constructor">Parsetree</span>.expression<br>
&nbsp;&nbsp;<span class="keyword">and</span>&nbsp;class_declaration&nbsp;=&nbsp;<span class="constructor">Parsetree</span>.class_expr&nbsp;<span class="constructor">Parsetree</span>.class_inf