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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.

// function call arg reordering was picking out 1 call that
// didn't need to be in a temporary, but it was picking
// out the first call instead of the last call.
// http://code.google.com/p/go/issues/detail?id=370

package main

var gen = 'a'

func f(n int) string {
        s := string(gen) + string(n+'A'-1)
        gen++
        return s
}

func g(x, y string) string {
        return x + y
}

func main() {
        s := f(1) + f(2)
        if s != "aAbB" {
                println("BUG: bug221a: ", s)
                panic("fail")
        }
        s = g(f(3), f(4))
        if s != "cCdD" {
                println("BUG: bug221b: ", s)
                panic("fail")
        }
        s = f(5) + f(6) + f(7) + f(8) + f(9)
        if s != "eEfFgGhHiI" {
                println("BUG: bug221c: ", s)
                panic("fail")
        }
}