{&obj.Addr{Type: obj.TYPE_ADDR, Offset: 255}, Yu8},

		{immAddr(0), Yi0},
		{immAddr(1), Yi1},
		{immAddr(2), Yu2},
		{immAddr(3), Yu2},
		{immAddr(4), Yu7},
		{immAddr(86), Yu7},
		{immAddr(127), Yu7},
		{immAddr(128), Yu8},
		{immAddr(200), Yu8},
		{immAddr(255), Yu8},
		{immAddr(-1), Yi8},
		{immAddr(-100), Yi8},
		{immAddr(-128), Yi8},

		{regAddr(REG_AL), Yal},
		{regAddr(REG_AX), Yax},

	refPC := int32(c.pool.start) // PC of the first pool reference

	v := poolLast - refPC - 8 // 12-bit PC-relative offset (see omvl)

	if c.pool.size >= 0xff0 || immaddr(v) == 0 {
		return c.flushpool(p, 1, 0)
	} else if p.Link == nil {
		return c.flushpool(p, 2, 0)
	}
	return false
}

func (c *ctxt5) flushpool(p *obj.Prog, skip int, force int) bool {

	}
	return syscall.AF_INET6
}

func (a *IPAddr) sockaddr(family int) (syscall.Sockaddr, error) {
	if a == nil {
		return nil, nil
	}
	return ipToSockaddr(family, a.IP, 0, a.Zone)
}

func (a *IPAddr) toLocal(net string) sockaddr {
	return &IPAddr{loopbackIP(net), a.Zone}
}

func (c *IPConn) readFrom(b []byte) (int, *IPAddr, error) {
	// TODO(cw,rsc): consider using readv if we know the family

import (
	"reflect"
	"testing"
)

var testInetaddr = func(ip IPAddr) Addr { return &TCPAddr{IP: ip.IP, Port: 5682, Zone: ip.Zone} }

var addrListTests = []struct {
	filter    func(IPAddr) bool
	ips       []IPAddr
	inetaddr  func(IPAddr) Addr
	first     Addr
	primaries addrList
	fallbacks addrList
	err       error
}{
	{
		nil,
		[]IPAddr{
			{IP: IPv4(127, 0, 0, 1)},
			{IP: IPv6loopback},
		},

	litAddrOrName string
	addr          *IPAddr
	err           error
}

var resolveIPAddrTests = []resolveIPAddrTest{
	{"ip", "127.0.0.1", &IPAddr{IP: IPv4(127, 0, 0, 1)}, nil},
	{"ip4", "127.0.0.1", &IPAddr{IP: IPv4(127, 0, 0, 1)}, nil},
	{"ip4:icmp", "127.0.0.1", &IPAddr{IP: IPv4(127, 0, 0, 1)}, nil},

	{"ip", "::1", &IPAddr{IP: ParseIP("::1")}, nil},
	{"ip6", "::1", &IPAddr{IP: ParseIP("::1")}, nil},

	buf := bytes.NewBuffer(syms)

	for {
		symAddr, name, err := nextSymbol(buf)
		if err == io.EOF {
			// Done. If there was an unfinished group, append it.
			if len(names) != 0 {
				if match := matchSymbol(names, start, symAddr-1, r, address); match != nil {
					symbols = append(symbols, &plugin.Sym{Name: match, File: file, Start: start, End: symAddr - 1})
				}
			}

			// And return the symbols.

// BUG(mikio): On Windows, the File method of IPConn is not
// implemented.

// IPAddr represents the address of an IP end point.
type IPAddr struct {
	IP   IP
	Zone string // IPv6 scoped addressing zone
}

// Network returns the address's network name, "ip".
func (a *IPAddr) Network() string { return "ip" }

func (a *IPAddr) String() string {
	if a == nil {
		return "<nil>"
	}
	ip := ipEmptyString(a.IP)

	Linger int32
}

type Iovec struct {
	Base *byte
	Len  uint64
}

type IPMreq struct {
	Multiaddr [4]byte /* in_addr */
	Interface [4]byte /* in_addr */
}

type IPMreqn struct {
	Multiaddr [4]byte /* in_addr */
	Address   [4]byte /* in_addr */
	Ifindex   int32
}

type IPv6Mreq struct {
	Multiaddr [16]byte /* in6_addr */
	Interface uint32
}

type Msghdr struct {

}

func setupTestData() {
	resolveIPAddrTests = append(resolveIPAddrTests,
		[]resolveIPAddrTest{ // ERROR "\[\]resolveIPAddrTest{...} does not escape"
			{"ip",
				"localhost",
				&IPAddr{IP: IPv4(127, 0, 0, 1)}, // ERROR "&IPAddr{...} escapes to heap"
				nil},
			{"ip4",
				"localhost",
				&IPAddr{IP: IPv4(127, 0, 0, 1)}, // ERROR "&IPAddr{...} escapes to heap"
				nil},

	Linger int32
}

type Iovec struct {
	Base *byte
	Len  uint64
}

type IPMreq struct {
	Multiaddr [4]byte /* in_addr */
	Interface [4]byte /* in_addr */
}

type IPMreqn struct {
	Multiaddr [4]byte /* in_addr */
	Address   [4]byte /* in_addr */
	Ifindex   int32
}

type IPv6Mreq struct {
	Multiaddr [16]byte /* in6_addr */
	Interface uint32
}

type Msghdr struct {