1*4bdff4beSrobert //===----------------------------------------------------------------------===// 2*4bdff4beSrobert // 3*4bdff4beSrobert // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*4bdff4beSrobert // See https://llvm.org/LICENSE.txt for license information. 5*4bdff4beSrobert // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*4bdff4beSrobert // 7*4bdff4beSrobert //===----------------------------------------------------------------------===// 8*4bdff4beSrobert 9*4bdff4beSrobert #ifndef _LIBCPP___CONCEPTS_ARITHMETIC_H 10*4bdff4beSrobert #define _LIBCPP___CONCEPTS_ARITHMETIC_H 11*4bdff4beSrobert 12*4bdff4beSrobert #include <__config> 13*4bdff4beSrobert #include <__type_traits/is_floating_point.h> 14*4bdff4beSrobert #include <__type_traits/is_integral.h> 15*4bdff4beSrobert #include <__type_traits/is_signed.h> 16*4bdff4beSrobert #include <__type_traits/is_signed_integer.h> 17*4bdff4beSrobert #include <__type_traits/is_unsigned_integer.h> 18*4bdff4beSrobert 19*4bdff4beSrobert #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 20*4bdff4beSrobert # pragma GCC system_header 21*4bdff4beSrobert #endif 22*4bdff4beSrobert 23*4bdff4beSrobert _LIBCPP_BEGIN_NAMESPACE_STD 24*4bdff4beSrobert 25*4bdff4beSrobert #if _LIBCPP_STD_VER > 17 26*4bdff4beSrobert 27*4bdff4beSrobert // [concepts.arithmetic], arithmetic concepts 28*4bdff4beSrobert 29*4bdff4beSrobert template<class _Tp> 30*4bdff4beSrobert concept integral = is_integral_v<_Tp>; 31*4bdff4beSrobert 32*4bdff4beSrobert template<class _Tp> 33*4bdff4beSrobert concept signed_integral = integral<_Tp> && is_signed_v<_Tp>; 34*4bdff4beSrobert 35*4bdff4beSrobert template<class _Tp> 36*4bdff4beSrobert concept unsigned_integral = integral<_Tp> && !signed_integral<_Tp>; 37*4bdff4beSrobert 38*4bdff4beSrobert template<class _Tp> 39*4bdff4beSrobert concept floating_point = is_floating_point_v<_Tp>; 40*4bdff4beSrobert 41*4bdff4beSrobert // Concept helpers for the internal type traits for the fundamental types. 42*4bdff4beSrobert 43*4bdff4beSrobert template <class _Tp> 44*4bdff4beSrobert concept __libcpp_unsigned_integer = __libcpp_is_unsigned_integer<_Tp>::value; 45*4bdff4beSrobert template <class _Tp> 46*4bdff4beSrobert concept __libcpp_signed_integer = __libcpp_is_signed_integer<_Tp>::value; 47*4bdff4beSrobert 48*4bdff4beSrobert #endif // _LIBCPP_STD_VER > 17 49*4bdff4beSrobert 50*4bdff4beSrobert _LIBCPP_END_NAMESPACE_STD 51*4bdff4beSrobert 52*4bdff4beSrobert #endif // _LIBCPP___CONCEPTS_ARITHMETIC_H 53