an><span class="label">formals</span>:<span><span>(<a href="../../../IR/Pvar/index.html#type-t">IR.Pvar.t</a> * <a href="../../../IR/Typ/index.html#type-t">IR.Typ.t</a>)</span> list</span> <span class="arrow">&#45;&gt;</span></span> <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <a href="#type-t">t</a></span></code></div><div class="spec-doc"><p>Forget unreachable locations from <code>formals</code></p></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-tra