1// -*- C++ -*- 2//===----------------------------------------------------------------------===// 3// 4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 5// See https://llvm.org/LICENSE.txt for license information. 6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 7// 8//===----------------------------------------------------------------------===// 9 10export namespace std { 11#if 0 12# if _LIBCPP_STD_VER >= 23 13 // 4.1.3, class template hazard_pointer_obj_base 14 using std::hazard_pointer_obj_base; 15 // 4.1.4, class hazard_pointer 16 using std::hazard_pointer; 17 // 4.1.5, Construct non-empty hazard_pointer 18 using std::make_hazard_pointer; 19 // 4.1.6, Hazard pointer swap 20 using std::swap; 21# endif // _LIBCPP_STD_VER >= 23 22#endif 23} // namespace std 24