// If hint is large zeroing this memory could take a while.
	if h.B != 0 {
		var nextOverflow *bmap
		h.buckets, nextOverflow = makeBucketArray(t, h.B, nil)
		if nextOverflow != nil {
			h.extra = new(mapextra)
			h.extra.nextOverflow = nextOverflow
		}
	}

	return h
}

// makeBucketArray initializes a backing array for map buckets.

		return false
	}
	buf := rb.out[p:]
	rb.out = rb.out[:p]
	decomposeToLastBoundary(rb)
	if s := rb.ss.next(info); s == ssStarter {
		rb.doFlush()
		rb.ss.first(info)
	} else if s == ssOverflow {
		rb.doFlush()
		rb.insertCGJ()
		rb.ss = 0
	}
	rb.insertUnsafe(inputBytes(buf), 0, info)
	return true
}

func appendQuick(rb *reorderBuffer, i int) int {
	if rb.nsrc == i {
		return i

				i.setDone()
				i.info = Properties{} // Force BoundaryBefore to succeed.
			} else {
				i.info = i.rb.f.info(i.rb.src, i.p)
			}
			switch i.rb.ss.next(i.info) {
			case ssOverflow:
				i.next = nextCGJDecompose
				fallthrough
			case ssStarter:
				if outp > 0 {
					copy(i.buf[outp:], d)
					return i.buf[:p]
				}
				return d
			}
			copy(i.buf[outp:], d)

		goto again // Growing the table invalidates everything, so try again
	}

	if insertb == nil {
		// The current bucket and all the overflow buckets connected to it are full, allocate a new one.
		insertb = h.newoverflow(t, b)
		inserti = 0 // not necessary, but avoids needlessly spilling inserti
	}
	insertb.tophash[inserti&(abi.MapBucketCount-1)] = tophash(hash) // mask inserti to avoid bounds checks

		goto again // Growing the table invalidates everything, so try again
	}

	if insertb == nil {
		// The current bucket and all the overflow buckets connected to it are full, allocate a new one.
		insertb = h.newoverflow(t, b)
		inserti = 0 // not necessary, but avoids needlessly spilling inserti
	}
	insertb.tophash[inserti&(abi.MapBucketCount-1)] = tophash(hash) // mask inserti to avoid bounds checks

	ssSuccess ssState = iota
	// Indicates a rune starts a new segment and should not be added.
	ssStarter
	// Indicates a rune caused a segment overflow and a CGJ should be inserted.
	ssOverflow
)

// streamSafe implements the policy of when a CGJ should be inserted.
type streamSafe uint8

// first inserts the first rune of a segment. It is a faster version of next if

	{bs, 1, 1},
	{bs + 1, 2, 2},
	{belowOverflow, 2, 2},  // 1.5 bs = 2 buckets @ 75%
	{atOverflow + 1, 4, 4}, // 13/8 bs + 1 == overflow to 4

	{2 * belowOverflow, 4, 4}, // 3 bs = 4 buckets @75%
	{2*atOverflow + 1, 8, 8},  // 13/4 bs + 1 = overflow to 8

	{4 * belowOverflow, 8, 8},  // 6 bs = 8 buckets @ 75%
	{4*atOverflow + 1, 16, 16}, // 13/2 bs + 1 = overflow to 16
}

func TestMapBuckets(t *testing.T) {

		goto again // Growing the table invalidates everything, so try again
	}

	if insertb == nil {
		// The current bucket and all the overflow buckets connected to it are full, allocate a new one.
		insertb = h.newoverflow(t, b)
		inserti = 0 // not necessary, but avoids needlessly spilling inserti
	}
	insertb.tophash[inserti&(abi.MapBucketCount-1)] = top // mask inserti to avoid bounds checks

	ENOTRECOVERABLE = syscall.Errno(0x83)
	ENOTSOCK        = syscall.Errno(0x58)
	ENOTSUP         = syscall.Errno(0x5f)
	ENOTUNIQ        = syscall.Errno(0x4c)
	EOPNOTSUPP      = syscall.Errno(0x5f)
	EOVERFLOW       = syscall.Errno(0x4b)
	EOWNERDEAD      = syscall.Errno(0x82)
	EPFNOSUPPORT    = syscall.Errno(0x60)
	EPROTO          = syscall.Errno(0x47)
	EPROTONOSUPPORT = syscall.Errno(0x5d)

	ENOTRECOVERABLE = syscall.Errno(0x83)
	ENOTSOCK        = syscall.Errno(0x58)
	ENOTSUP         = syscall.Errno(0x5f)
	ENOTUNIQ        = syscall.Errno(0x4c)
	EOPNOTSUPP      = syscall.Errno(0x5f)
	EOVERFLOW       = syscall.Errno(0x4b)
	EOWNERDEAD      = syscall.Errno(0x82)
	EPFNOSUPPORT    = syscall.Errno(0x60)
	EPROTO          = syscall.Errno(0x47)
	EPROTONOSUPPORT = syscall.Errno(0x5d)