if strings.HasPrefix(addr, UnixAddressPrefix) {
		unixEndpoint = true
		errs = AppendValidation(errs, ValidateUnixAddress(strings.TrimPrefix(addr, UnixAddressPrefix)))
		if len(we.Ports) != 0 {
			errs = AppendValidation(errs, fmt.Errorf("unix endpoint %s must not include ports", addr))
		}

  auto x = ops::Placeholder(root.WithOpName("x"), DT_FLOAT);
  auto add1 = ops::Add(root.WithOpName("add1"), x, x);
  add1.node()->AddAttr("_cluster", "cluster1");
  auto add2 = ops::Add(root.WithOpName("add2"), add1, add1);
  add2.node()->AddAttr("_cluster", "cluster2");
  auto out = ops::Mul(root.WithOpName("mul"), add1, add2);

  Graph graph_before_encapsulation(OpRegistry::Global());

	anonAddr := func(addr string) string {
		if anonParam != anonymizeStrict {
			return addr
		}
		newAddr, found := hostAnonymizer[addr]
		if found {
			return newAddr
		}

		// If we reach here, it means that the given addr doesn't contain any of the hosts.
		// Return it as is. Can happen for drive paths in non-distributed mode
		return addr
	}

			mb, me, valid = decodeMask32(uint32(p.RestArgs[0].Addr.Offset))
			if !valid {
				c.ctxt.Diag("cannot generate mask #%x\n%v", uint64(p.RestArgs[0].Addr.Offset), p)
			}
		} else { // Otherwise, mask is already passed as mb and me in RestArgs.
			mb, me = uint32(p.RestArgs[0].Addr.Offset), uint32(p.RestArgs[1].Addr.Offset)
		}
		if p.From.Type == obj.TYPE_CONST {

			success:  false,
			testName: "IPv4 address that doesn't belong to host",
		},
	}
	addrs, err := net.InterfaceAddrs()
	if err != nil {
		assert.Error(t, err, fmt.Sprintf(
			"Unable to obtain a list of the node's unicast interface addresses."))
	}
	for _, addr := range addrs {
		var ip net.IP
		switch v := addr.(type) {
		case *net.IPNet:
			ip = v.IP
		case *net.IPAddr:
			ip = v.IP
		}

	c.elitrl = nil
	c.pool.size = 0
	c.pool.start = 0
}

/*
 * MOVD foo(SB), R is actually
 *   MOVD addr, REGTMP
 *   MOVD REGTMP, R
 * where addr is the address of the DWORD containing the address of foo.
 *
 * TODO: hash
 */
func (c *ctxt7) addpool(p *obj.Prog, a *obj.Addr) {
	cls := c.aclass(a)
	lit := c.instoffset
	t := c.newprog()
	t.As = AWORD
	sz := 4

	addrs := []net.Addr{
		&net.IPNet{IP: netutils.ParseIPSloppy("127.0.0.1"), Mask: net.CIDRMask(8, 32)},
		&net.IPNet{IP: netutils.ParseIPSloppy("::1/128"), Mask: net.CIDRMask(128, 128)},
	}
	networkInterfacer.AddInterfaceAddr(&itf, addrs)
	itf1 := net.Interface{Index: 1, MTU: 0, Name: "eth0", HardwareAddr: nil, Flags: 0}
	addrs1 := []net.Addr{

	}

	v := ValueOf(&p)
	v = v.Elem()
	v = v.Addr()
	v = v.Elem()
	v = v.Field(0)
	v.SetInt(2)
	if p.X != 2 {
		t.Errorf("Addr.Elem.Set failed to set value")
	}

	// Again but take address of the ValueOf value.
	// Exercises generation of PtrTypes not present in the binary.
	q := &p
	v = ValueOf(&q).Elem()
	v = v.Addr()
	v = v.Elem()
	v = v.Elem()
	v = v.Addr()

  %4 = "tf.Log"(%3) {device = "/job:localhost/replica:0/task:0/device:GPU:0"}: (tensor<4x4xf32>) -> tensor<4x4xf32>

  // CHECK: %[[ADD1:.*]] = "tf.AddV2"
  // CHECK: %[[LOG1:.*]] = "tf.Log"(%[[ADD1]])
  %5 = "tf.AddV2"(%4, %1): (tensor<4x4xf32>, tensor<1xf32>) -> tensor<4x4xf32>
  %6 = "tf.Log"(%5): (tensor<4x4xf32>) -> tensor<4x4xf32>

		return nil
	}

	// Initialize classes for all arguments.
	p.From.Class = int8(c.aclass(&p.From) + 1)
	p.To.Class = int8(c.aclass(&p.To) + 1)
	for i := range p.RestArgs {
		p.RestArgs[i].Addr.Class = int8(c.aclass(&p.RestArgs[i].Addr) + 1)
	}

	// Mirrors the argument list in Optab.
	args := [...]int8{
		p.From.Class - 1,
		C_NONE, // p.Reg
		C_NONE, // p.RestArgs[0]
		C_NONE, // p.RestArgs[1]