">IR.Tenv.t</a> <span class="arrow">&#45;&gt;</span></span> <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <span><a href="../../../IR/Typ/index.html#type-t">IR.Typ.t</a> option</span></span></code></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-make"><a href="#val-make" class="anchor"></a><code><span><span class="keyword">val</span> make : <span><a href="../../../Absint/FormalMap/index.html#type-t">Absint.FormalMap.t</a> <span class="arrow">&#45;&gt;</s