golang b 代码
文件路径：/test/fixedbugs/issue31637.dir/b.go
// Copyright 2019 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 No struct {
a.EDO
}
func X() No {
return No{}
}
func main() {
X()
}