mirror of
https://github.com/golang/go
synced 2024-09-05 07:54:46 +00:00
![Emmanuel Odeke](/assets/img/avatar_default.png)
Follows suit with https://go-review.googlesource.com/#/c/20111. Generated by running $ grep -R 'Go Authors. All' * | cut -d":" -f1 | while read F;do perl -pi -e 's/Go Authors. All/Go Authors. All/g' $F;done The code in cmd/internal/unvendor wasn't changed. Fixes #15213 Change-Id: I4f235cee0a62ec435f9e8540a1ec08ae03b1a75f Reviewed-on: https://go-review.googlesource.com/21819 Reviewed-by: Ian Lance Taylor <iant@golang.org> Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org>
49 lines
872 B
Go
49 lines
872 B
Go
// run
|
|
|
|
// Copyright 2014 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 s[len(s):] - which can point past the end of the allocated block -
|
|
// does not confuse the garbage collector.
|
|
|
|
package main
|
|
|
|
import (
|
|
"runtime"
|
|
"time"
|
|
)
|
|
|
|
type T struct {
|
|
ptr **int
|
|
pad [120]byte
|
|
}
|
|
|
|
var things []interface{}
|
|
|
|
func main() {
|
|
setup()
|
|
runtime.GC()
|
|
runtime.GC()
|
|
time.Sleep(10*time.Millisecond)
|
|
runtime.GC()
|
|
runtime.GC()
|
|
time.Sleep(10*time.Millisecond)
|
|
}
|
|
|
|
func setup() {
|
|
var Ts []interface{}
|
|
buf := make([]byte, 128)
|
|
|
|
for i := 0; i < 10000; i++ {
|
|
s := string(buf)
|
|
t := &T{ptr: new(*int)}
|
|
runtime.SetFinalizer(t.ptr, func(**int) { panic("*int freed too early") })
|
|
Ts = append(Ts, t)
|
|
things = append(things, s[len(s):])
|
|
}
|
|
|
|
things = append(things, Ts...)
|
|
}
|
|
|