> <span>&#45;&gt;</span> bool</code></dt><dt class="spec value" id="val-get_nullability_upper_bound_for_typestate"><a href="#val-get_nullability_upper_bound_for_typestate" class="anchor"></a><code><span class="keyword">val</span> get_nullability_upper_bound_for_typestate : <a href="../../IR/Procname/index.html#type-t">IR.Procname.t</a> <span>&#45;&gt;</span> <a href="../../IR/Fieldname/index.html#type-t">IR.Fieldname.t</a> <span>&#45;&gt;</span> <a href="../TypeState/index.html#type-t">TypeState.t</a> <span