libcxx/include/__flat_map/sorted_unique.h

// -*- 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
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP___FLAT_MAP_SORTED_UNIQUE_H
#define _LIBCPP___FLAT_MAP_SORTED_UNIQUE_H

#include <__config>

#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#  pragma GCC system_header
#endif

#if _LIBCPP_STD_VER >= 23

_LIBCPP_BEGIN_NAMESPACE_STD

struct sorted_unique_t {
  explicit sorted_unique_t() = default;
};
inline constexpr sorted_unique_t sorted_unique{};

_LIBCPP_END_NAMESPACE_STD

#endif // _LIBCPP_STD_VER >= 23

#endif // _LIBCPP___FLAT_MAP_SORTED_UNIQUE_H