MOVD	$(3<<3), R5
	RXSBG	$59, $60, $3, R3, R5 // R5 = 24 - ((addr % 4) * 8) = ((addr & 3) << 3) ^ (3 << 3)
	ANDW	$~3, R3              // R3 = floor(addr, 4) = addr &^ 3
	RLL	R5, R4, R4           // R4 = rotl(R4, R5)
	LAN	R4, R6, 0(R3)        // R6 = *R3; *R3 &= R4; (atomic)
	RET

// func Or(addr *uint32, v uint32)
TEXT ·Or(SB), NOSPLIT, $0-12
	MOVD	ptr+0(FP), R3
	MOVW	val+8(FP), R4

	switch {
	case ctx.IsSet("config-dir"):
		ctxt.ConfigDir = ctx.String("config-dir")
		ctxt.configDirSet = true
	case ctx.GlobalIsSet("config-dir"):
		ctxt.ConfigDir = ctx.GlobalString("config-dir")
		ctxt.configDirSet = true
	}

	switch {
	case ctx.IsSet("certs-dir"):
		ctxt.CertsDir = ctx.String("certs-dir")
		ctxt.certsDirSet = true
	case ctx.GlobalIsSet("certs-dir"):

	if len(b) < l {
		return 0, nil, errInvalidAddr
	}
	data := b[4:]
	var name string
	var addr []byte
	if nlen > 0 {
		name = string(data[:nlen])
		data = data[nlen:]
	}
	if alen > 0 {
		addr = data[:alen]
		data = data[alen:]
	}
	return l, &LinkAddr{Name: name, Addr: addr}, nil
}

// An Inet4Addr represents an internet address for IPv4.
type Inet4Addr struct {

	for _, tt := range resolveUDPAddrTests {
		addr, err := ResolveUDPAddr(tt.network, tt.litAddrOrName)
		if !reflect.DeepEqual(addr, tt.addr) || !reflect.DeepEqual(err, tt.err) {
			t.Errorf("ResolveUDPAddr(%q, %q) = %#v, %v, want %#v, %v", tt.network, tt.litAddrOrName, addr, err, tt.addr, tt.err)
			continue
		}
		if err == nil {
			addr2, err := ResolveUDPAddr(addr.Network(), addr.String())

//go:build !msan

package msan

import (
	"unsafe"
)

const Enabled = false

func Read(addr unsafe.Pointer, sz uintptr) {
}

func Write(addr unsafe.Pointer, sz uintptr) {
}

func Malloc(addr unsafe.Pointer, sz uintptr) {
}

func Free(addr unsafe.Pointer, sz uintptr) {
}

func Move(dst, src unsafe.Pointer, sz uintptr) {

	}
	c.clusters = &cd
	return nil
}

func retrieveEndpointAddress(host *admin.HostStatus) string {
	addr := host.Address.GetSocketAddress()
	if addr != nil {
		return addr.Address
	}
	if pipe := host.Address.GetPipe(); pipe != nil {
		return "unix://" + pipe.Path
	}
	if internal := host.Address.GetEnvoyInternalAddress(); internal != nil {

	}
}

func testIsTCPAddr(t *testing.T, method string, addr Addr) {
	if _, ok := addr.(*TCPAddr); !ok {
		t.Errorf("%s: returned address is not a *TCPAddr: %T", method, addr)
	}
}

func testIsUDPAddr(t *testing.T, method string, addr Addr) {
	if _, ok := addr.(*UDPAddr); !ok {
		t.Errorf("%s: returned address is not a *UDPAddr: %T", method, addr)
	}

	return c.fd.writeTo(b, sa)
}

func (c *UnixConn) writeMsg(b, oob []byte, addr *UnixAddr) (n, oobn int, err error) {
	if c.fd.sotype == syscall.SOCK_DGRAM && c.fd.isConnected {
		return 0, 0, ErrWriteToConnected
	}
	var sa syscall.Sockaddr
	if addr != nil {
		if addr.Net != sotypeToNet(c.fd.sotype) {
			return 0, 0, syscall.EAFNOSUPPORT
		}
		sa = &syscall.SockaddrUnix{Name: addr.Name}
	}

			// NOTE: the meaning/value of Offset is unclear. However,
			// this likely doesn't matter as the text segment's file
			// offset is usually 0.
			addMapping(addr,
				addr+memRegionSize,
				read64(&info.Offset),
				regionFilename(addr),
				"")
			added = true
		}
		addr += memRegionSize
	}
}

func read64(p *[8]byte) uint64 {
	// all supported darwin platforms are little endian

	final := []v1.EndpointSubset{}
	for key, ports := range addrReadyMapKeyToPorts {
		var readyAddrs, notReadyAddrs []v1.EndpointAddress
		for addr, ready := range keyToAddrReadyMap[key] {
			if ready {
				readyAddrs = append(readyAddrs, *addr)
			} else {
				notReadyAddrs = append(notReadyAddrs, *addr)
			}
		}
		final = append(final, v1.EndpointSubset{Addresses: readyAddrs, NotReadyAddresses: notReadyAddrs, Ports: ports})
	}