class="keyword">of</span> </code><code>{</code><table class="record"><tr id="type-t.objc_tmp" class="anchored"><td class="def field"><a href="#type-t.objc_tmp" class="anchor"></a><code>objc_tmp : <span><a href="../../BO/AbsLoc/Loc/index.html#type-t">BO.AbsLoc.Loc.t</a> option</span>;</code></td></tr></table><code>}</code></td><td class="doc"><p>This is for tracking the return values of <code>nextObject</code> function. If <code>%r</code> has an alias to <code>nextObject {l}</code>, which means that <code>%r