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// $G $D/$F.go && $L $F.$A && ./$A.out

// Copyright 2009 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

func g() {}

func f1() (a, b int) {

        a, b = 2, 1

        g() // defeat optimizer

        return a, b

}

func f2() (a, b int) {

        a, b = 1, 2

        g() // defeat optimizer

        return b, a

}

func main() {

        x, y := f1()

        if x != 2 || y != 1 {

                println("f1", x, y)

                panic("fail")

        }

        x, y = f2()

        if x != 2 || y != 1 {

                println("f2", x, y)

                panic("fail")

        }

}