mirror of
https://github.com/golang/go
synced 2024-11-25 22:37:59 -07:00
31 lines
525 B
Go
31 lines
525 B
Go
|
// run
|
||
|
|
|
||
|
|
// 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.
|
||
|
|
|
||
|
|
// Issue 30476: KeepAlive didn't keep stack object alive.
|
||
|
|
|
||
|
|
package main
|
||
|
|
|
||
|
|
import "runtime"
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
x := new([10]int)
|
||
|
|
runtime.SetFinalizer(x, func(*[10]int) { panic("FAIL: finalizer runs") })
|
||
|
|
p := &T{x, 0}
|
||
|
|
use(p)
|
||
|
|
runtime.GC()
|
||
|
|
runtime.GC()
|
||
|
|
runtime.GC()
|
||
|
|
runtime.KeepAlive(p)
|
||
|
|
}
|
||
|
|
|
||
|
|
type T struct {
|
||
|
|
x *[10]int
|
||
|
|
y int
|
||
|
|
}
|
||
|
|
|
||
|
|
//go:noinline
|
||
|
|
func use(*T) {}
|