ass="keyword">and</span> inst_desc</span><span> = <a href="../../Ident/index.html#type-t">Ident.t</a> * <a href="../../Ident/index.html#type-t">Ident.t</a> * <span><a href="#type-expr">expr</a> list</span> * <span><a href="../../Ident/index.html#type-t">Ident.t</a> list</span></span></code></div></div><div class="odoc-spec"><div class="spec type anchored" id="type-fun_decl"><a href="#type-fun_decl" class="anchor"></a><code><span><span class="keyword">and</span> fun_decl</span><span> = <span><span>(<a href="