}

func BenchmarkEqualBothUnaligned(b *testing.B) {
	sizes := []int{64, 4 << 10}
	if !isRaceBuilder {
		sizes = append(sizes, []int{4 << 20, 64 << 20}...)
	}
	maxSize := 2 * (sizes[len(sizes)-1] + 8)
	if len(bmbuf) < maxSize {
		bmbuf = make([]byte, maxSize)
	}

	for _, n := range sizes {
		for _, off := range []int{0, 1, 4, 7} {
			buf1 := bmbuf[off : off+n]
			buf2Start := (len(bmbuf) / 2) + off