v1/__fwd/memory_resource.h

0001 //===----------------------------------------------------------------------===//
0002 //
0003 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
0004 // See https://llvm.org/LICENSE.txt for license information.
0005 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
0006 //
0007 //===----------------------------------------------------------------------===//
0008
0009 #ifndef _LIBCPP___FWD_MEMORY_RESOURCE_H
0010 #define _LIBCPP___FWD_MEMORY_RESOURCE_H
0011
0012 #include <__config>
0013
0014 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
0015 #  pragma GCC system_header
0016 #endif
0017
0018 #if _LIBCPP_STD_VER >= 17
0019
0020 _LIBCPP_BEGIN_NAMESPACE_STD
0021
0022 namespace pmr {
0023 template <class _ValueType>
0024 class _LIBCPP_AVAILABILITY_PMR _LIBCPP_TEMPLATE_VIS polymorphic_allocator;
0025 } // namespace pmr
0026
0027 _LIBCPP_END_NAMESPACE_STD
0028
0029 #endif // _LIBCPP_STD_VER >= 17
0030
0031 #endif // _LIBCPP___FWD_MEMORY_RESOURCE_H