golang a 代码
文件路径：/test/fixedbugs/issue23179.dir/a.go
/ Copyright 2017 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 a
type Large struct {
x [256]int
}
func F(x int, _ int, _ bool, _ Large) int {
return x
}