case U802TOCMAGIC:
			se := new(SymEnt32)
			if err := binary.Read(sr, binary.BigEndian, se); err != nil {
				return nil, err
			}
			numaux = int(se.Nnumaux)
			sym.SectionNumber = int(se.Nscnum)
			sym.StorageClass = int(se.Nsclass)
			sym.Value = uint64(se.Nvalue)
			needAuxFcn = se.Ntype&SYM_TYPE_FUNC != 0 && numaux > 1
			zeroes := binary.BigEndian.Uint32(se.Nname[:4])
			if zeroes != 0 {

}

type direction int

const (
	north direction = iota
	ne
	east
	se
	south
	sw
	west
	nw
	up
	down
)

func (dir direction) String() string {
	strs := map[direction]string{
		north: "north",
		ne:    "ne",
		east:  "east",
		se:    "se",
		south: "south",
		sw:    "sw",
		west:  "west",
		nw:    "nw",
		up:    "up",
		down:  "down",

	// Erroneous cases.
	{"%[d", SE{2, 1}, "%!d(BADINDEX)"},
	{"%]d", SE{2, 1}, "%!](int=2)d%!(EXTRA int=1)"},
	{"%[]d", SE{2, 1}, "%!d(BADINDEX)"},
	{"%[-3]d", SE{2, 1}, "%!d(BADINDEX)"},
	{"%[99]d", SE{2, 1}, "%!d(BADINDEX)"},
	{"%[3]", SE{2, 1}, "%!(NOVERB)"},
	{"%[1].2d", SE{5, 6}, "%!d(BADINDEX)"},
	{"%[1]2d", SE{2, 1}, "%!d(BADINDEX)"},
	{"%3.[2]d", SE{7}, "%!d(BADINDEX)"},

		}
		blockMark[b.ID] = true
		if b.Func != f {
			f.Fatalf("%s.Func=%s, want %s", b, b.Func.Name, f.Name)
		}

		for i, e := range b.Preds {
			if se := e.b.Succs[e.i]; se.b != b || se.i != i {
				f.Fatalf("block pred/succ not crosslinked correctly %d:%s %d:%s", i, b, se.i, se.b)
			}
		}
		for i, e := range b.Succs {
			if pe := e.b.Preds[e.i]; pe.b != b || pe.i != i {

}

type structFields struct {
	list         []field
	byExactName  map[string]*field
	byFoldedName map[string]*field
}

func (se structEncoder) encode(e *encodeState, v reflect.Value, opts encOpts) {
	next := byte('{')
FieldLoop:
	for i := range se.fields.list {
		f := &se.fields.list[i]

		// Find the nested struct field by following f.index.
		fv := v
		for _, i := range f.index {

// (Can adapt this code to generate them too.)
func TestTd(t *testing.T) {
	for i := 0; i < 256; i++ {
		s := uint32(sbox1[i])
		s9 := mul(s, 0x9)
		sb := mul(s, 0xb)
		sd := mul(s, 0xd)
		se := mul(s, 0xe)
		w := se<<24 | s9<<16 | sd<<8 | sb
		td := [][256]uint32{td0, td1, td2, td3}
		for j := 0; j < 4; j++ {
			if x := td[j][i]; x != w {
				t.Fatalf("td[%d][%d] = %#x, want %#x", j, i, x, w)
			}

	panic(scanError{errors.New(err)})
}

func (s *ss) Token(skipSpace bool, f func(rune) bool) (tok []byte, err error) {
	defer func() {
		if e := recover(); e != nil {
			if se, ok := e.(scanError); ok {
				err = se.err
			} else {
				panic(e)
			}
		}
	}()
	if f == nil {
		f = notSpace
	}
	s.buf = s.buf[:0]
	tok = s.token(skipSpace, f)
	return
}

type SystemRootsError struct {
	Err error
}

func (se SystemRootsError) Error() string {
	msg := "x509: failed to load system roots and no roots provided"
	if se.Err != nil {
		return msg + "; " + se.Err.Error()
	}
	return msg
}

func (se SystemRootsError) Unwrap() error { return se.Err }

// errNotParsed is returned when a certificate without ASN.1 contents is

		}
		if err != nil {
			cc.vlogf("http2: Transport readFrame error on conn %p: (%T) %v", cc, err, err)
		}
		if se, ok := err.(http2StreamError); ok {
			if cs := rl.streamByID(se.StreamID); cs != nil {
				if se.Cause == nil {
					se.Cause = cc.fr.errDetail
				}
				rl.endStreamError(cs, se)
			}
			continue
		} else if err != nil {
			cc.countReadFrameError(err)
			return err
		}

			// Or a type embedded in a constraint.
			// Nothing else is allowed.
			ty := field.Type
			if se, ok := field.Type.(*ast.StarExpr); !isInterface && ok {
				// The form *ident or *pkg.ident is only valid on
				// embedded types in structs.
				ty = se.X
			}
			constraint := false
			switch ident := ty.(type) {
			case *ast.Ident: