1// <experimental/utility> -*- C++ -*-
3// Copyright (C) 2015-2023 Free Software Foundation, Inc.
5// This file is part of the GNU ISO C++ Library. This library is free
6// software; you can redistribute it and/or modify it under the
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 3, or (at your option)
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14// GNU General Public License for more details.
16// Under Section 7 of GPL version 3, you are granted additional
17// permissions described in the GCC Runtime Library Exception, version
18// 3.1, as published by the Free Software Foundation.
20// You should have received a copy of the GNU General Public License and
21// a copy of the GCC Runtime Library Exception along with this program;
22// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23// <http://www.gnu.org/licenses/>.
25/** @file experimental/utility
26 * This is a TS C++ Library header.
30#ifndef _GLIBCXX_EXPERIMENTAL_UTILITY
31#define _GLIBCXX_EXPERIMENTAL_UTILITY 1
33#include <bits/requires_hosted.h> // experimental is currently omitted
35#if __cplusplus >= 201402L
37#include <bits/uses_allocator.h>
38#include <experimental/bits/lfts_config.h>
41_GLIBCXX_BEGIN_NAMESPACE_VERSION
43namespace experimental {
44inline namespace fundamentals_v2 {
45 // 3.1.2, erased-type placeholder
46 using erased_type = std::__erased_type;
47} // namespace fundamentals_v2
48} // namespace experimental
50_GLIBCXX_END_NAMESPACE_VERSION
54#endif // _GLIBCXX_EXPERIMENTAL_UTILITY