1//===----------------------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef _LIBCPP___FWD_MEMORY_RESOURCE_H
10#define _LIBCPP___FWD_MEMORY_RESOURCE_H
11
12#include <__config>
13
14#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
15# pragma GCC system_header
16#endif
17
18#if _LIBCPP_STD_VER >= 17
19
20_LIBCPP_BEGIN_NAMESPACE_STD
21
22namespace pmr {
23template <class _ValueType>
24class _LIBCPP_AVAILABILITY_PMR polymorphic_allocator;
25} // namespace pmr
26
27_LIBCPP_END_NAMESPACE_STD
28
29#endif // _LIBCPP_STD_VER >= 17
30
31#endif // _LIBCPP___FWD_MEMORY_RESOURCE_H
32