chromium/base/threading/thread_local_internal.h

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef BASE_THREADING_THREAD_LOCAL_INTERNAL_H_
#define BASE_THREADING_THREAD_LOCAL_INTERNAL_H_

#include "base/dcheck_is_on.h"

#if DCHECK_IS_ON()

#include <atomic>
#include <memory>
#include <ostream>

#include "base/check_op.h"
#include "base/memory/raw_ptr.h"
#include "base/threading/thread_local_storage.h"

namespace base {
namespace internal {

// A version of ThreadLocalOwnedPointer which verifies that it's only destroyed
// when no threads, other than the one it is destroyed on, have remaining state
// set in it. A ThreadLocalOwnedPointer instance being destroyed too early would
// result in leaks per unregistering the TLS slot (and thus the DeleteTlsPtr
// hook).
template <typename T>
class CheckedThreadLocalOwnedPointer { … };

}  // namespace internal
}  // namespace base

#endif  // DCHECK_IS_ON()

#endif  // BASE_THREADING_THREAD_LOCAL_INTERNAL_H_