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7adcbafe | 1 | // Copyright (C) 2019-2022 Free Software Foundation, Inc. |
9aeb3bef JW |
2 | // |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 3, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
18 | // { dg-options "-std=gnu++2a" } | |
19 | // { dg-do compile { target c++2a } } | |
20 | ||
21 | #include <iterator> | |
22 | ||
23 | using std::input_iterator; | |
24 | ||
25 | static_assert( input_iterator< int* > ); | |
26 | static_assert( input_iterator< const int* > ); | |
27 | static_assert( input_iterator< void** > ); | |
28 | ||
29 | static_assert( ! input_iterator< int* const > ); | |
30 | static_assert( ! input_iterator< const int* const > ); | |
31 | static_assert( ! input_iterator< void** const > ); | |
32 | ||
33 | static_assert( ! input_iterator< void* > ); | |
34 | static_assert( ! input_iterator< const void* > ); | |
35 | static_assert( ! input_iterator< volatile void* > ); | |
36 | ||
37 | static_assert( ! input_iterator< void(*)() > ); | |
38 | static_assert( ! input_iterator< void(&)() > ); | |
39 | ||
40 | struct A; | |
41 | static_assert( ! input_iterator< void(A::*)() > ); | |
42 | static_assert( ! input_iterator< int A::* > ); | |
43 | ||
44 | #include <array> | |
45 | #include <deque> | |
46 | #include <forward_list> | |
47 | #include <list> | |
48 | #include <string> | |
49 | #include <string_view> | |
50 | #include <vector> | |
51 | ||
52 | using std::array; | |
53 | using std::deque; | |
54 | using std::forward_list; | |
55 | using std::list; | |
56 | using std::string; | |
57 | using std::string_view; | |
58 | using std::vector; | |
59 | ||
60 | struct B { }; | |
61 | ||
62 | static_assert( input_iterator< array<int, 1>::iterator > ); | |
63 | static_assert( input_iterator< array<B, 1>::const_iterator > ); | |
64 | ||
65 | static_assert( input_iterator< deque<int>::iterator > ); | |
66 | static_assert( input_iterator< deque<B>::const_iterator > ); | |
67 | ||
68 | static_assert( input_iterator< forward_list<int>::iterator > ); | |
69 | static_assert( input_iterator< forward_list<B>::const_iterator > ); | |
70 | ||
71 | static_assert( input_iterator< list<int>::iterator > ); | |
72 | static_assert( input_iterator< list<B>::const_iterator > ); | |
73 | ||
74 | static_assert( input_iterator< string::iterator > ); | |
75 | static_assert( input_iterator< string::const_iterator > ); | |
76 | ||
77 | static_assert( input_iterator< string_view::iterator > ); | |
78 | static_assert( input_iterator< string_view::const_iterator > ); | |
79 | ||
80 | static_assert( input_iterator< vector<int>::iterator > ); | |
81 | static_assert( input_iterator< vector<B>::const_iterator > ); | |
82 | ||
83 | #include <streambuf> | |
84 | ||
85 | using std::istreambuf_iterator; | |
86 | using std::ostreambuf_iterator; | |
87 | ||
88 | static_assert( input_iterator< istreambuf_iterator<char> > ); | |
89 | static_assert( ! input_iterator< ostreambuf_iterator<char> > ); |