mtu, _, ok := dtoi(mtustr)
	if !ok {
		return nil, errors.New("invalid status file of interface: " + ifcstat)
	}
	ifc.MTU = mtu

	// Not a loopback device ("/dev/null") or packet interface (e.g. "pkt2")
	if stringslite.HasPrefix(device, netdir+"/") {
		deviceaddrf, err := open(device + "/addr")
		if err != nil {
			return nil, err
		}
		defer deviceaddrf.close()

		line, ok = deviceaddrf.readLine()

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Issue 3843: inlining bug due to wrong receive operator precedence.

package pkg2

import "./pkg1"

func F() {
	pkg1.Do()

// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package pkg2

import "./pkg1"

var T = struct{ pkg1.A }{nil}
var U = struct{ pkg1.B }{nil}
var V pkg1.A = struct{ *pkg1.C }{nil}
var W = interface {
	Write() error
	Hello()

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Use the functions in one.go so that the inlined
// forms get type-checked.

package pkg2

import "./one"

func use() {
	one.F1(nil)
	one.F2(nil)
	one.F3()
	one.F4(1)

	var t *one.T
	t.M()
	t.MM()
}

var V = []one.PB{{}, {}}

	} {
		pat1 := mustParsePattern(t, test.p1)
		pat2 := mustParsePattern(t, test.p2)
		if g := pat1.comparePaths(pat1); g != equivalent {
			t.Errorf("%s does not match itself; got %s", pat1, g)
		}
		if g := pat2.comparePaths(pat2); g != equivalent {
			t.Errorf("%s does not match itself; got %s", pat2, g)
		}
		got := pat1.comparePaths(pat2)
		if got != test.want {

// license that can be found in the LICENSE file.

package main

import (
	"./pkg1"
	"./pkg2"
)

func main() {
	if pkg1.T != pkg2.T {
		panic("pkg1.T != pkg2.T")
	}
	if pkg1.U != pkg2.U {
		panic("pkg1.U != pkg2.U")
	}
	if pkg1.V != pkg2.V {
		panic("pkg1.V != pkg2.V")
	}
	if pkg1.W != pkg2.W {
		panic("pkg1.W != pkg2.W")
	}

go test -c -o $devnull ./...

rm pkg1.test$GOEXE
rm pkg2.test$GOEXE
go test -o . ./pkg/...
exists -exec pkg1.test$GOEXE
exists -exec pkg2.test$GOEXE

-- go.mod --
module example

-- pkg/pkg1/pkg1_test.go --
package pkg1

-- pkg/pkg2/pkg2_test.go --
package pkg2

-- anotherpkg/pkg1/pkg1_test.go --

-- go.mod --
module m

go 1.16
-- pkg1/a.go --
package pkg1

import "fmt"

func F() {
	fmt.Println("pkg1")
}
-- pkg2/a.go --
package pkg2

import "fmt"

func F() {
	fmt.Println("pkg2")
}
-- pkg2/a_test.go --
package pkg2
-- pkg3/a.go --
package pkg3

import "fmt"

func F() {
	fmt.Println("pkg3")
}
-- pkg3/a_test.go --
package pkg3

	}

	CheckPet(t, pet, pet)

	// Find
	var pet2 Pet
	DB.Find(&pet2, "id = ?", pet.ID)
	DB.Model(&pet2).Association("Toy").Find(&pet2.Toy)
	CheckPet(t, pet2, pet)

	// Count
	AssertAssociationCount(t, pet, "Toy", 1, "")

	// Append
	toy := Toy{Name: "toy-has-one-append"}

	if err := DB.Model(&pet2).Association("Toy").Append(&toy); err != nil {

			t.Fatalf("errors happened when create: %v", err)
		}

		var pet2 Pet
		DB.Preload("Toy").Find(&pet2, "id = ?", pet.ID)
		CheckPet(t, pet2, pet)

		pet.Toy.Name += "new"
		if err := DB.Save(&pet).Error; err != nil {
			t.Fatalf("errors happened when update: %v", err)
		}

		var pet3 Pet
		DB.Preload("Toy").Find(&pet3, "id = ?", pet.ID)
		CheckPet(t, pet2, pet3)