golang b 代码
文件路径：/test/fixedbugs/issue26341.dir/b.go
// Copyright 2018 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 b
import "./a"
func f() {
for k := range (a.M{}) {
k.F()
}
}