// 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) {} |