pos++
			lv.livenessMap.set(v, objw.StackMapIndex(idx))
		}
		if lv.allUnsafe || v.Op != ssa.OpClobber && lv.unsafePoints.Get(int32(v.ID)) {
			lv.livenessMap.setUnsafeVal(v)
		}
	}
	if lv.allUnsafe || lv.unsafeBlocks.Get(int32(b.ID)) {
		lv.livenessMap.setUnsafeBlock(b)
	}

	// Reset livevars.
	lv.livevars = lv.livevars[:0]
}

func (lv *liveness) enableClobber() {