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- // 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.
- // +build gccgo
- package issue9400
- import (
- "runtime"
- "sync/atomic"
- )
- // The test for the gc compiler resets the stack pointer so that the
- // stack gets modified. We don't have a way to do that for gccgo
- // without writing more assembly code, which we haven't bothered to
- // do. So this is not much of a test.
- var Baton int32
- func RewindAndSetgid() {
- atomic.StoreInt32(&Baton, 1)
- for atomic.LoadInt32(&Baton) != 0 {
- runtime.Gosched()
- }
- }
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