// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
export namespace std {
#if 0
# if _LIBCPP_STD_VER >= 23
// 2.2.3, class template rcu_obj_base using std::rcu_obj_base;
// 2.2.4, class rcu_domain
using std::rcu_domain;
using std::rcu_default_domain();
using std::rcu_barrier;
using std::rcu_retire;
using std::rcu_synchronize;
# endif // _LIBCPP_STD_VER >= 23
#endif
} // namespace std