/../../IR/Tenv/index.html#type-t">IR.Tenv.t</a> <span class="arrow">&#45;&gt;</span></span>
  <span><span>(<a href="../../../../IR/Mangled/index.html#type-t">IR.Mangled.t</a> * <a href="../../../../IR/Typ/index.html#type-t">IR.Typ.t</a> * <span><a href="#type-t">t</a> option</span>)</span> list</span></span></code></div><div class="spec-doc"><p>return each formal of the function paired with either Some(source) if the formal is a taint source, or None if the formal is not a taint source</p></div></div></div>