// run

// 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

import "os"

func main() {
	m := make(map[int]int);
	m[0] = 0;
	m[0]++;
	if m[0] != 1 {
		print("map does not increment\n");
		os.Exit(1)
	}
}