useBuffer(&b)
	return b.Bytes() // ERROR "inlining call to bytes.\(\*Buffer\).Bytes$"
}

func bufferNoEscape5() { // ERROR "can inline bufferNoEscape5$"
	b := bytes.NewBuffer(make([]byte, 0, 128)) // ERROR "&bytes.Buffer{...} does not escape$" "make\(\[\]byte, 0, 128\) does not escape$" "inlining call to bytes.NewBuffer$"
	useBuffer(b)
}

//go:noinline

)

func checkUser(t *testing.T) {
	t.Helper()
	if !userImplemented {
		t.Skip("user: not implemented; skipping tests")
	}
}

func TestCurrent(t *testing.T) {
	old := userBuffer
	defer func() {
		userBuffer = old
	}()
	userBuffer = 1 // force use of retry code
	u, err := Current()
	if err != nil {
		if hasCgo || (hasUSER && hasHOME) {
			t.Fatalf("Current: %v (got %#v)", err, u)
		} else {

}

func lookupUser(username string) (*User, error) {
	var pwd _C_struct_passwd
	var found bool
	nameC := make([]byte, len(username)+1)
	copy(nameC, username)

	err := retryWithBuffer(userBuffer, func(buf []byte) syscall.Errno {
		var errno syscall.Errno
		pwd, found, errno = _C_getpwnam_r((*_C_char)(unsafe.Pointer(&nameC[0])),
			(*_C_char)(unsafe.Pointer(&buf[0])), _C_size_t(len(buf)))
		return errno
	})

	userImplemented = false
	groupImplemented = false
	groupListImplemented = false
}

var (
	// unused variables (in this implementation)
	// modified during test to exercise code paths in the cgo implementation.
	userBuffer  = 0
	groupBuffer = 0
)

func current() (*User, error) {
	ubytes, err := os.ReadFile("/dev/user")
	if err != nil {
		return nil, fmt.Errorf("user: %s", err)
	}

	uname := string(ubytes)

package user

import (
	"fmt"
	"os"
	"runtime"
	"strconv"
)

var (
	// unused variables (in this implementation)
	// modified during test to exercise code paths in the cgo implementation.
	userBuffer  = 0
	groupBuffer = 0
)

func current() (*User, error) {
	uid := currentUID()
	// $USER and /etc/passwd may disagree; prefer the latter if we can get it.
	// See issue 27524 for more information.

		Name:     name,
		HomeDir:  dir,
	}
	return u, nil
}

var (
	// unused variables (in this implementation)
	// modified during test to exercise code paths in the cgo implementation.
	userBuffer  = 0
	groupBuffer = 0
)

func current() (*User, error) {
	t, e := syscall.OpenCurrentProcessToken()
	if e != nil {
		return nil, e
	}
	defer t.Close()
	u, e := t.GetTokenUser()