var b []int var m = make(map[interface{}] int) } m[ib] = 1 // Use of this source code is governed by a BSD-style func main() { // Copyright 2009 The Go Authors. All rights reserved. // $G $D/$F.go && $L $F.$A && ! ./$A.out // license that can be found in the LICENSE file. var ib interface{} = b package main