1// run
2
3// Copyright 2009 The Go Authors. All rights reserved.
4// Use of this source code is governed by a BSD-style
5// license that can be found in the LICENSE file.
6
7package main
8
9import "os"
10
11func main() {
12	// This bug doesn't arise with [...]int, or []interface{} or [3]interface{}.
13	a := [...]interface{} { 1, 2, 3 };
14	n := 1;
15	for _, v := range a {
16		if v.(int) != n {
17			println("BUG:", n, v.(int));
18			os.Exit(0);
19		}
20		n++;
21	}
22}
23