go bug243 源码
golang bug243 代码
文件路径：/test/fixedbugs/bug243.go
// run
// Copyright 2010 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 "errors"
// Issue 481: closures and var declarations
// with multiple variables assigned from one
// function call.
func main() {
var listen, _ = Listen("tcp", "127.0.0.1:0")
go func() {
for {
var conn, _ = listen.Accept()
_ = conn
}
}()
var conn, _ = Dial("tcp", "", listen.Addr().Error())
_ = conn
}
// Simulated net interface to exercise bug
// without involving a real network.
type T chan int
var global T
func Listen(x, y string) (T, string) {
global = make(chan int)
return global, y
}
func (t T) Addr() error {
return errors.New("stringer")
}
func (t T) Accept() (int, string) {
return <-t, ""
}
func Dial(x, y, z string) (int, string) {
global <- 1
return 0, ""
}
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