ref="#type-t" class="anchor"></a><code><span><span class="keyword">type</span> t</span><span> = </span><span>{</span></code><ol><li id="type-t.cost" class="def record field anchored"><a href="#type-t.cost" class="anchor"></a><code><span>cost : <a href="../BasicCost/index.html#type-t">BasicCost.t</a>;</span></code></li><li id="type-t.top_pname_opt" class="def record field anchored"><a href="#type-t.top_pname_opt" class="anchor"></a><code><span>top_pname_opt : <span><a href="../../../IR/Procname/index.html#ty