func stack2004() { var buf [2004]byte; use(buf[:]); C.callGoStackCheck() }
func stack2008() { var buf [2008]byte; use(buf[:]); C.callGoStackCheck() }
func stack2012() { var buf [2012]byte; use(buf[:]); C.callGoStackCheck() }
func stack2016() { var buf [2016]byte; use(buf[:]); C.callGoStackCheck() }
func stack2020() { var buf [2020]byte; use(buf[:]); C.callGoStackCheck() }

}

var armOperandTests = []operandTest{
	{"$0", "$0"},
	{"$256", "$256"},
	{"(R0)", "(R0)"},
	{"(R11)", "(R11)"},
	{"(g)", "(g)"},
	{"-12(R4)", "-12(R4)"},
	{"0(PC)", "0(PC)"},
	{"1024", "1024"},
	{"12(R(1))", "12(R1)"},
	{"12(R13)", "12(R13)"},
	{"R0", "R0"},
	{"R0->(32-1)", "R0->31"},
	{"R0<<R1", "R0<<R1"},
	{"R0>>R(1)", "R0>>R1"},
	{"R0@>(32-1)", "R0@>31"},
	{"R1", "R1"},

// Copyright 2021 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.

//go:build !compiler_bootstrap

package main

import (
	"go/ast"
	"go/token"
)

func (f *File) walkUnexpected(x interface{}, context astContext, visit func(*File, interface{}, astContext)) {
	switch n := x.(type) {
	default:
		error_(token.NoPos, "unexpected type %T in walk", x)

// Copyright 2021 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 zip

import (
	"bytes"
	"io"
	"os"
	"path/filepath"
	"testing"
)

func FuzzReader(f *testing.F) {
	testdata, err := os.ReadDir("testdata")
	if err != nil {
		f.Fatalf("failed to read testdata directory: %s", err)
	}
	for _, de := range testdata {

				Mode:     fs.ModeDir | 0666,
				Modified: time.Date(2021, 12, 29, 0, 0, 0, 0, timeZone(0)),
			},
			{
				Name:     "a/b",
				Content:  []byte{},
				Mode:     0666,
				Modified: time.Date(2021, 12, 29, 0, 0, 0, 0, timeZone(0)),
			},
			{
				Name:     "a/b/",
				Content:  []byte{},
				Mode:     fs.ModeDir | 0666,
				Modified: time.Date(2021, 12, 29, 0, 0, 0, 0, timeZone(0)),
			},
			{

		}
	case "F":
		if 0 <= n && n <= 31 {
			return ppc64.REG_F0 + n, true
		}
	case "R":
		if 0 <= n && n <= 31 {
			return ppc64.REG_R0 + n, true
		}
	case "SPR":
		if 0 <= n && n <= 1024 {
			return ppc64.REG_SPR0 + n, true
		}
	}
	return 0, false

func BenchmarkBufferNotEmptyWriteRead(b *testing.B) {
	buf := make([]byte, 1024)
	for i := 0; i < b.N; i++ {
		var b Buffer
		b.Write(buf[0:1])
		for i := 0; i < 5<<10; i++ {
			b.Write(buf)
			b.Read(buf)
		}
	}
}

// Check that we don't compact too often. From Issue 5154.
func BenchmarkBufferFullSmallReads(b *testing.B) {
	buf := make([]byte, 1024)
	for i := 0; i < b.N; i++ {
		var b Buffer
		b.Write(buf)

// Copyright 2023 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 swig

import (
	"cmd/internal/quoted"
	"internal/testenv"
	"os"
	"os/exec"
	"path/filepath"
	"regexp"
	"strconv"
	"strings"
	"sync"
	"testing"
)

func TestStdio(t *testing.T) {
	testenv.MustHaveCGO(t)
	mustHaveSwig(t)

// Copyright 2022 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.

//go:build goexperiment.arenas

/*
The arena package provides the ability to allocate memory for a collection
of Go values and free that space manually all at once, safely. The purpose
of this functionality is to improve efficiency: manually freeing memory

pkg syscall (linux-arm-cgo), type Flock_t struct, Whence int16
pkg syscall (netbsd-386), const CLONE_CSIGNAL = 255
pkg syscall (netbsd-386), const CLONE_CSIGNAL ideal-int
pkg syscall (netbsd-386), const CLONE_FILES = 1024
pkg syscall (netbsd-386), const CLONE_FILES ideal-int
pkg syscall (netbsd-386), const CLONE_FS = 512
pkg syscall (netbsd-386), const CLONE_FS ideal-int
pkg syscall (netbsd-386), const CLONE_PID = 4096