dex.html">infer</a> &#x00BB; <a href="../../index.html">IR</a> &#x00BB; <a href="../index.html">Procdesc</a> &#x00BB; NodeKey</nav><h1>Module <code>Procdesc.NodeKey</code></h1></header><dl><dt class="spec type" id="type-t"><a href="#type-t" class="anchor"></a><code><span class="keyword">type</span> t</code></dt></dl><dl><dt class="spec value" id="val-to_string"><a href="#val-to_string" class="anchor"></a><code><span class="keyword">val</span> to_string : <a href="index.html#type-t">t</a> <span>&#45;&gt;</sp