golang empty 代码
文件路径：/test/empty.go
/ compile
/ Copyright 2009 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.
/ Test that top-level parenthesized declarations can be empty.
/ Compiles but does not run.
package P
import ( )
const ( )
var ( )
type ( )