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master
test/fixedbugs/issue30476.go
30 строк
525 B
Cherry Zhang
cmd/compile: make KeepAlive work on stack object
01 мар 2019, 18:36
01 мар 2019, 18:36
40df9cc
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// 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) {}