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___CONCEPTS_ARITHMETIC_H
10#define _LIBCPP___CONCEPTS_ARITHMETIC_H
11
12#include <__config>
13#include <__type_traits/is_floating_point.h>
14#include <__type_traits/is_integral.h>
15#include <__type_traits/is_signed.h>
16
17#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
18# pragma GCC system_header
19#endif
20
21_LIBCPP_BEGIN_NAMESPACE_STD
22
23#if _LIBCPP_STD_VER >= 20
24
25// [concepts.arithmetic], arithmetic concepts
26
27template <class _Tp>
28concept integral = is_integral_v<_Tp>;
29
30template <class _Tp>
31concept signed_integral = integral<_Tp> && is_signed_v<_Tp>;
32
33template <class _Tp>
34concept unsigned_integral = integral<_Tp> && !signed_integral<_Tp>;
35
36template <class _Tp>
37concept floating_point = is_floating_point_v<_Tp>;
38
39#endif // _LIBCPP_STD_VER >= 20
40
41_LIBCPP_END_NAMESPACE_STD
42
43#endif // _LIBCPP___CONCEPTS_ARITHMETIC_H
44