}
	} else {
		ovf = (*bmap)(newobject(t.Bucket))
	}
	h.incrnoverflow()
	if !t.Bucket.Pointers() {
		h.createOverflow()
		*h.extra.overflow = append(*h.extra.overflow, ovf)
	}
	b.setoverflow(t, ovf)
	return ovf
}

func (h *hmap) createOverflow() {
	if h.extra == nil {
		h.extra = new(mapextra)
	}
	if h.extra.overflow == nil {
		h.extra.overflow = new([]*bmap)
	}
}