} else {
		idx, _ := lv.stackMapSet.add(livedefer)
		lv.livenessMap.DeferReturn = objw.StackMapIndex(idx)
	}

	// Done compacting. Throw out the stack map set.
	lv.stackMaps = lv.stackMapSet.extractUnique()
	lv.stackMapSet = bvecSet{}

	// Useful sanity check: on entry to the function,
	// the only things that can possibly be live are the
	// input parameters.
	for j, n := range lv.vars {