// 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 main

import (
	"bytes"
	"encoding/json"
	"flag"
	"fmt"
	"io"
	"io/fs"
	"log"
	"os"
	"os/exec"
	"path/filepath"
	"regexp"
	"sort"
	"strings"
	"sync"
	"time"
)

// Initialization for any invocation.

// The usual variables.
var (

// 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 expressions.

package types

import (
	"fmt"
	"go/ast"
	"go/constant"
	"go/internal/typeparams"
	"go/token"
	. "internal/types/errors"
	"strings"
)

/*
Basic algorithm:

// 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 xml

import (
	"bytes"
	"errors"
	"fmt"
	"io"
	"reflect"
	"strconv"
	"strings"
	"sync"
	"testing"
	"time"
)

type DriveType int

const (
	HyperDrive DriveType = iota
	ImprobabilityDrive
)

type Passenger struct {

// Copyright 2010 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 json

import (
	"bytes"
	"encoding"
	"errors"
	"fmt"
	"image"
	"math"
	"math/big"
	"net"
	"reflect"
	"slices"
	"strconv"
	"strings"
	"testing"
	"time"
)

type T struct {
	X string
	Y int
	Z int `json:"-"`
}

		{"go1.19.0", "", "go1.19.0"},         // no file version specified
		{"go1.20", "go1.20.1", "go1.20"},     // file upgrade ignored
		{"go1.20.1", "go1.20", "go1.20.1"},   // file upgrade ignored
		{"go1.20.1", "go1.21", "go1.21"},     // file upgrade permitted
		{"go1.20.1", "go1.19", "go1.20.1"},   // file downgrade not permitted

// 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.

// Lowering arithmetic
(Add(64|32|16|8) ...) => (ADD(Q|L|L|L) ...)
(AddPtr ...) => (ADDQ ...)
(Add(32|64)F ...) => (ADDS(S|D) ...)

(Sub(64|32|16|8) ...) => (SUB(Q|L|L|L) ...)
(SubPtr ...) => (SUBQ ...)
(Sub(32|64)F ...) => (SUBS(S|D) ...)

(Mul(64|32|16|8) ...) => (MUL(Q|L|L|L) ...)

// Copyright 2014 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.

// Memory allocator.
//
// This was originally based on tcmalloc, but has diverged quite a bit.
// http://goog-perftools.sourceforge.net/doc/tcmalloc.html

// The main allocator works in runs of pages.
// Small allocation sizes (up to and including 32 kB) are

// Copyright 2014 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 runtime

// This file contains the implementation of Go's map type.
//
// A map is just a hash table. The data is arranged
// into an array of buckets. Each bucket contains up to
// 8 key/elem pairs. The low-order bits of the hash are
// used to select a bucket. Each bucket contains a few

// 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.

//go:build !js

package pprof

import (
	"bytes"
	"context"
	"fmt"
	"internal/abi"
	"internal/profile"
	"internal/syscall/unix"
	"internal/testenv"
	"io"
	"math"
	"math/big"
	"os"
	"regexp"
	"runtime"
	"runtime/debug"
	"strings"
	"sync"

// Copyright 2010 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 http_test

import (
	"bufio"
	"bytes"
	"compress/gzip"
	"errors"
	"fmt"
	"internal/testenv"
	"io"
	"io/fs"
	"mime"
	"mime/multipart"
	"net"
	"net/http"
	. "net/http"
	"net/http/httptest"
	"net/url"
	"os"
	"os/exec"
	"path"