an></span>
  <span><span class="label">iter_lhs</span>:<a href="../../../IR/Pvar/index.html#type-t">IR.Pvar.t</a> <span class="arrow">&#45;&gt;</span></span>
  <span><span class="label">iter_rhs</span>:<a href="../../../IR/Pvar/index.html#type-t">IR.Pvar.t</a> <span class="arrow">&#45;&gt;</span></span>
  <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span>
  <a href="#type-t">t</a></span></code></div><div class="spec-doc"><p>Add a compare alias from ret_id to <code>iter_lhs: Pvar.t</co