File size: 3,843 Bytes
501e3f2 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 | //===----------------------------------------------------------------------===//
//
// 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
// SPDX-FileCopyrightText: Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCUDACXX___CONCEPTS_TOTALLY_ORDERED_H
#define _LIBCUDACXX___CONCEPTS_TOTALLY_ORDERED_H
#ifndef __cuda_std__
#include <__config>
#endif //__cuda_std__
#include "../__concepts/__concept_macros.h"
#include "../__concepts/boolean_testable.h"
#include "../__concepts/equality_comparable.h"
#include "../__type_traits/common_reference.h"
#include "../__type_traits/make_const_lvalue_ref.h"
#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)
# pragma GCC system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)
# pragma clang system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
# pragma system_header
#endif // no system header
_LIBCUDACXX_BEGIN_NAMESPACE_STD
#if _LIBCUDACXX_STD_VER > 17
// [concept.totallyordered]
template<class _Tp, class _Up>
concept __partially_ordered_with =
requires(__make_const_lvalue_ref<_Tp> __t, __make_const_lvalue_ref<_Up> __u) {
{ __t < __u } -> __boolean_testable;
{ __t > __u } -> __boolean_testable;
{ __t <= __u } -> __boolean_testable;
{ __t >= __u } -> __boolean_testable;
{ __u < __t } -> __boolean_testable;
{ __u > __t } -> __boolean_testable;
{ __u <= __t } -> __boolean_testable;
{ __u >= __t } -> __boolean_testable;
};
template<class _Tp>
concept totally_ordered = equality_comparable<_Tp> && __partially_ordered_with<_Tp, _Tp>;
template<class _Tp, class _Up>
concept totally_ordered_with =
totally_ordered<_Tp> && totally_ordered<_Up> &&
equality_comparable_with<_Tp, _Up> &&
totally_ordered<
common_reference_t<
__make_const_lvalue_ref<_Tp>,
__make_const_lvalue_ref<_Up>>> &&
__partially_ordered_with<_Tp, _Up>;
#elif _LIBCUDACXX_STD_VER > 11
template<class _Tp, class _Up>
_LIBCUDACXX_CONCEPT_FRAGMENT(
__partially_ordered_with_,
requires(__make_const_lvalue_ref<_Tp> __t, __make_const_lvalue_ref<_Up> __u)(
requires(__boolean_testable<decltype(__t < __u)>),
requires(__boolean_testable<decltype(__t > __u)>),
requires(__boolean_testable<decltype(__t <= __u)>),
requires(__boolean_testable<decltype(__t >= __u)>),
requires(__boolean_testable<decltype(__u < __t)>),
requires(__boolean_testable<decltype(__u > __t)>),
requires(__boolean_testable<decltype(__u <= __t)>),
requires(__boolean_testable<decltype(__u >= __t)>)
));
template<class _Tp, class _Up>
_LIBCUDACXX_CONCEPT __partially_ordered_with = _LIBCUDACXX_FRAGMENT(__partially_ordered_with_, _Tp, _Up);
template<class _Tp>
_LIBCUDACXX_CONCEPT_FRAGMENT(
__totally_ordered_,
requires()(
requires(equality_comparable<_Tp>),
requires(__partially_ordered_with<_Tp, _Tp>)
));
template<class _Tp>
_LIBCUDACXX_CONCEPT totally_ordered = _LIBCUDACXX_FRAGMENT(__totally_ordered_, _Tp);
template<class _Tp, class _Up>
_LIBCUDACXX_CONCEPT_FRAGMENT(
__totally_ordered_with_,
requires()(
requires(totally_ordered<_Tp>),
requires(totally_ordered<_Up>),
requires(equality_comparable_with<_Tp, _Up>),
requires(totally_ordered<
common_reference_t<
__make_const_lvalue_ref<_Tp>,
__make_const_lvalue_ref<_Up>>>),
requires(__partially_ordered_with<_Tp, _Up>)));
template<class _Tp, class _Up>
_LIBCUDACXX_CONCEPT totally_ordered_with = _LIBCUDACXX_FRAGMENT(__totally_ordered_with_, _Tp, _Up);;
#endif // _LIBCUDACXX_STD_VER > 11
_LIBCUDACXX_END_NAMESPACE_STD
#endif // _LIBCUDACXX___CONCEPTS_TOTALLY_ORDERED_H
|