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
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
|
//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14, c++17
// UNSUPPORTED: libcpp-no-concepts
// template<class T>
// concept regular = see below;
#include <concepts>
#include <deque>
#include <forward_list>
#include <list>
#include <map>
#include <memory>
#include <optional>
#include <stdexcept>
#include <tuple>
#include <unordered_map>
#include <vector>
#include "type_classification/moveconstructible.h"
#include "type_classification/semiregular.h"
static_assert(std::regular<int>);
static_assert(std::regular<float>);
static_assert(std::regular<double>);
static_assert(std::regular<long double>);
static_assert(std::regular<int volatile>);
static_assert(std::regular<void*>);
static_assert(std::regular<int*>);
static_assert(std::regular<int const*>);
static_assert(std::regular<int volatile*>);
static_assert(std::regular<int volatile const*>);
static_assert(std::regular<int (*)()>);
struct S {};
static_assert(!std::regular<S>);
static_assert(std::regular<int S::*>);
static_assert(std::regular<int (S::*)()>);
static_assert(std::regular<int (S::*)() noexcept>);
static_assert(std::regular<int (S::*)() &>);
static_assert(std::regular<int (S::*)() & noexcept>);
static_assert(std::regular<int (S::*)() &&>);
static_assert(std::regular<int (S::*)() && noexcept>);
static_assert(std::regular<int (S::*)() const>);
static_assert(std::regular<int (S::*)() const noexcept>);
static_assert(std::regular<int (S::*)() const&>);
static_assert(std::regular<int (S::*)() const & noexcept>);
static_assert(std::regular<int (S::*)() const&&>);
static_assert(std::regular<int (S::*)() const && noexcept>);
static_assert(std::regular<int (S::*)() volatile>);
static_assert(std::regular<int (S::*)() volatile noexcept>);
static_assert(std::regular<int (S::*)() volatile&>);
static_assert(std::regular<int (S::*)() volatile & noexcept>);
static_assert(std::regular<int (S::*)() volatile&&>);
static_assert(std::regular<int (S::*)() volatile && noexcept>);
static_assert(std::regular<int (S::*)() const volatile>);
static_assert(std::regular<int (S::*)() const volatile noexcept>);
static_assert(std::regular<int (S::*)() const volatile&>);
static_assert(std::regular<int (S::*)() const volatile & noexcept>);
static_assert(std::regular<int (S::*)() const volatile&&>);
static_assert(std::regular<int (S::*)() const volatile && noexcept>);
union U {};
static_assert(!std::regular<U>);
static_assert(std::regular<int U::*>);
static_assert(std::regular<int (U::*)()>);
static_assert(std::regular<int (U::*)() noexcept>);
static_assert(std::regular<int (U::*)() &>);
static_assert(std::regular<int (U::*)() & noexcept>);
static_assert(std::regular<int (U::*)() &&>);
static_assert(std::regular<int (U::*)() && noexcept>);
static_assert(std::regular<int (U::*)() const>);
static_assert(std::regular<int (U::*)() const noexcept>);
static_assert(std::regular<int (U::*)() const&>);
static_assert(std::regular<int (U::*)() const & noexcept>);
static_assert(std::regular<int (U::*)() const&&>);
static_assert(std::regular<int (U::*)() const && noexcept>);
static_assert(std::regular<int (U::*)() volatile>);
static_assert(std::regular<int (U::*)() volatile noexcept>);
static_assert(std::regular<int (U::*)() volatile&>);
static_assert(std::regular<int (U::*)() volatile & noexcept>);
static_assert(std::regular<int (U::*)() volatile&&>);
static_assert(std::regular<int (U::*)() volatile && noexcept>);
static_assert(std::regular<int (U::*)() const volatile>);
static_assert(std::regular<int (U::*)() const volatile noexcept>);
static_assert(std::regular<int (U::*)() const volatile&>);
static_assert(std::regular<int (U::*)() const volatile & noexcept>);
static_assert(std::regular<int (U::*)() const volatile&&>);
static_assert(std::regular<int (U::*)() const volatile && noexcept>);
static_assert(std::regular<std::vector<int> >);
static_assert(std::regular<std::deque<int> >);
static_assert(std::regular<std::forward_list<int> >);
static_assert(std::regular<std::list<int> >);
static_assert(std::regular<std::shared_ptr<std::unique_ptr<int> > >);
static_assert(std::regular<std::optional<std::vector<int> > >);
static_assert(std::regular<std::vector<int> >);
static_assert(std::regular<std::vector<std::unique_ptr<int> > >);
static_assert(std::semiregular<std::in_place_t> &&
!std::regular<std::in_place_t>);
static_assert(!std::regular<has_volatile_member>);
static_assert(!std::regular<has_array_member>);
// Not objects
static_assert(!std::regular<void>);
static_assert(!std::regular<int&>);
static_assert(!std::regular<int const&>);
static_assert(!std::regular<int volatile&>);
static_assert(!std::regular<int const volatile&>);
static_assert(!std::regular<int&&>);
static_assert(!std::regular<int const&&>);
static_assert(!std::regular<int volatile&&>);
static_assert(!std::regular<int const volatile&&>);
static_assert(!std::regular<int()>);
static_assert(!std::regular<int (&)()>);
static_assert(!std::regular<int[5]>);
// not copyable
static_assert(!std::regular<std::unique_ptr<int> >);
static_assert(!std::regular<int const>);
static_assert(!std::regular<int const volatile>);
static_assert(!std::regular<volatile_copy_assignment volatile>);
static_assert(!std::regular<no_copy_constructor>);
static_assert(!std::regular<no_copy_assignment>);
static_assert(!std::regular<no_copy_assignment_mutable>);
static_assert(!std::regular<derived_from_noncopyable>);
static_assert(!std::regular<has_noncopyable>);
static_assert(!std::regular<has_const_member>);
static_assert(!std::regular<has_cv_member>);
static_assert(!std::regular<has_lvalue_reference_member>);
static_assert(!std::regular<has_rvalue_reference_member>);
static_assert(!std::regular<has_function_ref_member>);
static_assert(!std::regular<deleted_assignment_from_const_rvalue>);
// not default_initializable
static_assert(!std::regular<std::runtime_error>);
static_assert(
!std::regular<std::tuple<std::runtime_error, std::overflow_error> >);
static_assert(!std::regular<std::nullopt_t>);
static_assert(!std::regular<no_copy_constructor>);
static_assert(!std::regular<no_copy_assignment>);
static_assert(std::is_copy_assignable_v<no_copy_assignment_mutable> &&
!std::regular<no_copy_assignment_mutable>);
static_assert(!std::regular<derived_from_noncopyable>);
static_assert(!std::regular<has_noncopyable>);
static_assert(!std::regular<derived_from_non_default_initializable>);
static_assert(!std::regular<has_non_default_initializable>);
// not equality_comparable
static_assert(!std::regular<const_copy_assignment const>);
static_assert(!std::regular<cv_copy_assignment const volatile>);
struct is_equality_comparable {
bool operator==(is_equality_comparable const&) const = default;
};
static_assert(std::regular<is_equality_comparable>);
int main(int, char**) { return 0; }
|
