golang b 代码
文件路径：/test/fixedbugs/issue19548.dir/b.go
// Copyright 2016 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 "./a"
type Value interface {
a.Stringer
Addr() *a.Mode
}
var global a.Mode
func f() int {
var v Value
v = &global
return int(v.String()[0])
}
func main() {
f()
}