// Copyright 2015 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.

// Test broken pipes on Unix systems.
//
//go:build !plan9 && !js && !wasip1

package os_test

import (
	"bufio"
	"bytes"
	"fmt"
	"internal/testenv"
	"io"
	"io/fs"
	"os"
	"os/exec"
	"os/signal"
	"runtime"
	"strconv"
	"strings"
	"sync"
	"syscall"

// Copyright 2011 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.

// This file implements a typechecker test harness. The packages specified
// in tests are typechecked. Error messages reported by the typechecker are
// compared against the errors expected in the test files.
//
// Expected errors are indicated in the test files by putting comments

// Copyright 2013 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 race

#include "go_asm.h"
#include "go_tls.h"
#include "funcdata.h"
#include "textflag.h"
#include "cgo/abi_amd64.h"

// The following thunks allow calling the gcc-compiled race runtime directly
// from Go code without going all the way through cgo.

// Copyright 2011 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 norm

import "unicode/utf8"

const (
	maxNonStarters = 30
	// The maximum number of characters needed for a buffer is
	// maxNonStarters + 1 for the starter + 1 for the GCJ
	maxBufferSize    = maxNonStarters + 2
	maxNFCExpansion  = 3  // NFC(0x1D160)

// Copyright 2013 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 astutil

// This file defines utilities for working with source positions.

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

// PathEnclosingInterval returns the node that encloses the source
// interval [start, end), and all its ancestors up to the AST root.
//

// Copyright 2015 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.

// Garbage collector: write barriers.
//
// For the concurrent garbage collector, the Go compiler implements
// updates to pointer-valued fields that may be in heap objects by
// emitting calls to write barriers. The main write barrier for
// individual pointer writes is gcWriteBarrier and is implemented in

// Copyright 2015 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 net

import (
	"errors"
	"internal/bytealg"
	"internal/godebug"
	"internal/stringslite"
	"io/fs"
	"os"
	"runtime"
	"sync"
	"syscall"
)

// The net package's name resolution is rather complicated.
// There are two main approaches, go and cgo.

// errorcheck -0 -m=2

// Copyright 2018 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.

// Test that we restrict inlining into very large functions.
// See issue #26546.

package foo

func small(a []int) int { // ERROR "can inline small with cost .* as:.*" "a does not escape"
	// Cost 16 body (need cost < 20).

// 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.

// This file implements typechecking of statements.

package types

import (
	"go/ast"
	"go/constant"
	"go/token"
	"internal/buildcfg"
	. "internal/types/errors"
	"sort"
)

// Copyright 2013 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 main

import (
	"bytes"
	"cmd/internal/cov/covcmd"
	"encoding/json"
	"flag"
	"fmt"
	"go/ast"
	"go/parser"
	"go/token"
	"internal/coverage"
	"internal/coverage/encodemeta"
	"internal/coverage/slicewriter"
	"io"
	"log"
	"os"
	"path/filepath"
	"sort"