(*z) = (*z)[:zb0002]
	} else {
		(*z) = make(rstats, zb0002)
	}
	for zb0001 := range *z {
		if dc.IsNil() {
			err = dc.ReadNil()
			if err != nil {
				err = msgp.WrapError(err, zb0001)
				return
			}
			(*z)[zb0001] = nil
		} else {
			if (*z)[zb0001] == nil {
				(*z)[zb0001] = new(rebalanceStats)
			}
			err = (*z)[zb0001].DecodeMsg(dc)
			if err != nil {

				if err != nil {
					err = msgp.WrapError(err, "PartActualSizes")
					return
				}
				if z.PartActualSizes != nil && cap(z.PartActualSizes) >= int(zb0008) {
					z.PartActualSizes = (z.PartActualSizes)[:zb0008]
				} else {
					z.PartActualSizes = make([]int64, zb0008)
				}
				for za0007 := range z.PartActualSizes {
					z.PartActualSizes[za0007], err = dc.ReadInt64()
					if err != nil {

		if z.Name != "" {
			z.err = z.writeString(z.Name)
			if z.err != nil {
				return 0, z.err
			}
		}
		if z.Comment != "" {
			z.err = z.writeString(z.Comment)
			if z.err != nil {
				return 0, z.err
			}
		}
		if z.compressor == nil {
			z.compressor, _ = flate.NewWriter(z.w, z.level)
		}
	}
	z.size += uint32(len(p))
	z.digest = crc32.Update(z.digest, crc32.IEEETable, p)

			z = (1 / SqrtPi) * (u*cc - v*ss) / Sqrt(x)
		}
		return z // |x| >= 2.0
	}
	if x < TwoM13 { // |x| < ~1.2207e-4
		if x < TwoM27 {
			return 1 // |x| < ~7.4506e-9
		}
		return 1 - 0.25*x*x // ~7.4506e-9 < |x| < ~1.2207e-4
	}
	z := x * x
	r := z * (R02 + z*(R03+z*(R04+z*R05)))
	s := 1 + z*(S01+z*(S02+z*(S03+z*S04)))
	if x < 1 {
		return 1 + z*(-0.25+(r/s)) // |x| < 1.00
	}
	u := 0.5 * x

	o = msgp.AppendUint64(o, z.Total)
	o = msgp.AppendUint64(o, z.Free)
	o = msgp.AppendUint64(o, z.Used)
	o = msgp.AppendUint64(o, z.UsedInodes)
	o = msgp.AppendUint64(o, z.FreeInodes)
	o = msgp.AppendUint32(o, z.Major)
	o = msgp.AppendUint32(o, z.Minor)
	o = msgp.AppendUint64(o, z.NRRequests)
	o = msgp.AppendString(o, z.FSType)
	o = msgp.AppendBool(o, z.RootDisk)
	o = msgp.AppendBool(o, z.Healing)

				return
			}
			if cap(z.Uploads) >= int(zb0002) {
				z.Uploads = (z.Uploads)[:zb0002]
			} else {
				z.Uploads = make([]MultipartInfo, zb0002)
			}
			for za0001 := range z.Uploads {
				bts, err = z.Uploads[za0001].UnmarshalMsg(bts)
				if err != nil {
					err = msgp.WrapError(err, "Uploads", za0001)
					return
				}
			}
		case "Prefix":
			z.Prefix, bts, err = msgp.ReadStringBytes(bts)

env GO111MODULE=

cd $GOPATH/src/x/y/z
go env GOMOD
stdout $GOPATH[/\\]src[/\\]x[/\\]y[/\\]z[/\\]go.mod

cd $GOPATH/src/x/y
go env GOMOD
stdout 'NUL|/dev/null'

# GO111MODULE=on should trigger everywhere
env GO111MODULE=on

cd $GOPATH/src/x/y/z
go env GOMOD
stdout z[/\\]go.mod

cd $GOPATH/src/x/y/z/w
go env GOMOD
stdout z[/\\]go.mod

cd $GOPATH/src/x/y
go env GOMOD

type funWVW func(z []Word, xn Word, x []Word, y Word) (r Word)
type argWVW struct {
	z  nat
	xn Word
	x  nat
	y  Word
	r  Word
}

func testFunWVW(t *testing.T, msg string, f funWVW, a argWVW) {
	z := make(nat, len(a.z))
	r := f(z, a.xn, a.x, a.y)
	for i, zi := range z {
		if zi != a.z[i] {
			t.Errorf("%s%+v\n\tgot z[%d] = %#x; want %#x", msg, a, i, zi, a.z[i])
			break

	// when z.prec > x.prec this will lower z.prec. Restore it after
	// the MantExp call.
	prec := z.prec
	b := x.MantExp(z)
	z.prec = prec

	// Compute √(z·2**b) as
	//   √( z)·2**(½b)     if b is even
	//   √(2z)·2**(⌊½b⌋)   if b > 0 is odd
	//   √(½z)·2**(⌈½b⌉)   if b < 0 is odd
	switch b % 2 {
	case 0:
		// nothing to do
	case 1:
		z.exp++
	case -1:
		z.exp--
	}
	// 0.25 <= z < 2.0

			return
		}
		(*z) = HandlerID(zb0001)
	}
	return
}

// EncodeMsg implements msgp.Encodable
func (z HandlerID) EncodeMsg(en *msgp.Writer) (err error) {
	err = en.WriteUint8(uint8(z))
	if err != nil {
		err = msgp.WrapError(err)
		return
	}
	return
}

// MarshalMsg implements msgp.Marshaler
func (z HandlerID) MarshalMsg(b []byte) (o []byte, err error) {
	o = msgp.Require(b, z.Msgsize())