./../../../../../IR/Instrs/index.html#type-t">IR.Instrs.t</a></span></span></code></div></div><div class="odoc-spec"><div class="spec value" id="val-fold_succs" class="anchored"><a href="#val-fold_succs" class="anchor"></a><code><span><span class="keyword">val</span> fold_succs : <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <span><span>( <a href="Node/index.html#type-t">Node.t</a>, <a href="Node/index.html#type-t">Node.t</a>, <span class="type-var">'accum</span> )</span> <span c