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//===----------------------------------------------------------------------===//
//
// 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___CONCEPTS_ARITHMETIC_H
#define _LIBCPP___CONCEPTS_ARITHMETIC_H
#include <__config>
#include <__type_traits/is_signed_integer.h>
#include <__type_traits/is_unsigned_integer.h>
#include <type_traits>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
#if _LIBCPP_STD_VER > 17
// [concepts.arithmetic], arithmetic concepts
template<class _Tp>
concept integral = is_integral_v<_Tp>;
template<class _Tp>
concept signed_integral = integral<_Tp> && is_signed_v<_Tp>;
template<class _Tp>
concept unsigned_integral = integral<_Tp> && !signed_integral<_Tp>;
template<class _Tp>
concept floating_point = is_floating_point_v<_Tp>;
// Concept helpers for the internal type traits for the fundamental types.
template <class _Tp>
concept __libcpp_unsigned_integer = __libcpp_is_unsigned_integer<_Tp>::value;
template <class _Tp>
concept __libcpp_signed_integer = __libcpp_is_signed_integer<_Tp>::value;
#endif // _LIBCPP_STD_VER > 17
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP___CONCEPTS_ARITHMETIC_H
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