an></code></dt><dd><p>Like <code>eval</code> but starts from an address instead of an expression, checks that it is valid, and if so dereferences it according to the access.</p></dd></dl><dl><dt class="spec value" id="val-havoc_id"><a href="#val-havoc_id" class="anchor"></a><code><span class="keyword">val</span> havoc_id : <a href="../IR/Ident/index.html#type-t">IR.Ident.t</a> <span>&#45;&gt;</span> <a href="../Pulselib/PulseValueHistory/index.html#type-t">Pulselib.PulseBasicInterface.ValueHistory.t</a> <sp