mirror of
https://github.com/golang/go
synced 2024-11-23 00:50:05 -07:00
40 lines
551 B
Go
40 lines
551 B
Go
|
// run
|
||
|
|
|
||
|
|
// Copyright 2022 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
|
||
|
|
|
||
|
|
type Elem struct{}
|
||
|
|
|
||
|
|
func (*Elem) Wait(callback func()) {}
|
||
|
|
|
||
|
|
type Base struct {
|
||
|
|
elem [8]*Elem
|
||
|
|
}
|
||
|
|
|
||
|
|
var g_val = 1
|
||
|
|
|
||
|
|
func (s *Base) Do() *int {
|
||
|
|
resp := &g_val
|
||
|
|
for _, e := range s.elem {
|
||
|
|
e.Wait(func() {
|
||
|
|
*resp = 0
|
||
|
|
})
|
||
|
|
}
|
||
|
|
return resp
|
||
|
|
}
|
||
|
|
|
||
|
|
type Sub struct {
|
||
|
|
*Base
|
||
|
|
}
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
a := Sub{new(Base)}
|
||
|
|
resp := a.Do()
|
||
|
|
if resp != nil && *resp != 1 {
|
||
|
|
panic("FAIL")
|
||
|
|
}
|
||
|
|
}
|