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

//go:build arm64 && linux

package cpu

import _ "unsafe" // for linkname

// HWCap may be initialized by archauxv and
// should not be changed after it was initialized.
//
// Other widely used packages
// access HWCap using linkname as well, most notably:
//   - github.com/klauspost/cpuid/v2
//
// Do not remove or change the type signature.
// See go.dev/issue/67401.

}

func lowerASCII(c byte) byte {
	if 'A' <= c && c <= 'Z' {
		return c + ('a' - 'A')
	}
	return c
}

// _cgo_setenv should be an internal detail,
// but widely used packages access it using linkname.
// Notable members of the hall of shame include:
//   - github.com/ebitengine/purego
//
// Do not remove or change the type signature.
// See go.dev/issue/67401.
//
//go:linkname _cgo_setenv

// Copyright 2024 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.

// Linkname coroswitch is not allowed, even if iter.Pull
// is instantiated in the same package.

package main

import (
	"iter"
	"unsafe"
)

func seq(yield func(int) bool) {
	yield(123)
}

func main() {
	next, stop := iter.Pull(seq)
	next()
	stop()

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

package reflect

import (
	"internal/abi"
	"unsafe"
	_ "unsafe"
)

// Widely used packages access these symbols using linkname,
// most notably:
//  - github.com/goccy/go-json
//  - github.com/goccy/go-reflect
//  - github.com/sohaha/zlsgo
//  - github.com/undefinedlabs/go-mpatch
//
// Do not remove or change the type signature.

package types

import _ "unsafe"

// This should properly be in infer.go, but that file is auto-generated.

// infer should be an internal detail,
// but widely used packages access it using linkname.
// Notable members of the hall of shame include:
//   - github.com/goplus/gox
//
// Do not remove or change the type signature.
// See go.dev/issue/67401.
//

// 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 runtime

import (
	"internal/abi"
	_ "unsafe" // for linkname
)

// inlinedCall is the encoding of entries in the FUNCDATA_InlTree table.
type inlinedCall struct {
	funcID    abi.FuncID // type of the called function
	_         [3]byte

// Copyright 2016 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 os

import (
	"syscall"
	_ "unsafe" // for linkname
)

//go:linkname executablePath
var executablePath string // set by sysauxv in ../runtime/os3_solaris.go

var initCwd, initCwdErr = Getwd()

func executable() (string, error) {
	path := executablePath

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

package runtime

import _ "unsafe"

// These should be an internal details
// but widely used packages access them using linkname.
// Do not remove or change the type signature.
// See go.dev/issue/67401.

// Notable members of the hall of shame include:
//   - github.com/dgraph-io/ristretto
//   - github.com/outcaste-io/ristretto

// Copyright 2024 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.

// Linkname corostart is not allowed, as it doesn't have
// a linknamed definition.

package main

import _ "unsafe"

//go:linkname corostart runtime.corostart
func corostart()

func main() {
	corostart()

// Copyright 2024 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.

// Linkname fastrand is allowed _for now_, as it has a
// linknamed definition, for legacy reason.
// NOTE: this may not be allowed in the future. Don't do this!

package main

import _ "unsafe"

//go:linkname fastrand runtime.fastrand
func fastrand() uint32

func main() {