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52066eae | 1 | // { dg-do compile { target c++14 } } |
1b1bdc03 | 2 | // |
85ec4feb | 3 | // Copyright (C) 2013-2018 Free Software Foundation, Inc. |
1b1bdc03 JW |
4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
9 | // any later version. | |
10 | // | |
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | // | |
16 | // You should have received a copy of the GNU General Public License along | |
17 | // with this library; see the file COPYING3. If not see | |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | #include <utility> | |
21 | #include <type_traits> | |
22 | ||
23 | using std::is_same; | |
24 | using std::integer_sequence; | |
25 | using std::make_integer_sequence; | |
26 | using std::index_sequence; | |
27 | using std::make_index_sequence; | |
28 | using std::index_sequence_for; | |
29 | ||
30 | static_assert( is_same<integer_sequence<int>::value_type, int>::value, | |
31 | "int value_type"); | |
32 | ||
33 | static_assert( is_same<integer_sequence<short>::value_type, short>::value, | |
34 | "short value_type"); | |
35 | ||
36 | static_assert( is_same<make_integer_sequence<int, 0>, | |
37 | integer_sequence<int>>::value, | |
38 | "make empty int seq" ); | |
39 | ||
40 | static_assert( is_same<make_integer_sequence<int, 2>, | |
41 | integer_sequence<int, 0, 1>>::value, | |
42 | "make non-empty int seq" ); | |
43 | ||
44 | static_assert( is_same<make_integer_sequence<unsigned, 0>, | |
45 | integer_sequence<unsigned>>::value, | |
46 | "make empty unsigned seq" ); | |
47 | ||
48 | static_assert( is_same<make_integer_sequence<unsigned, 2>, | |
49 | integer_sequence<unsigned, 0, 1>>::value, | |
50 | "make non-empty unsigned seq" ); | |
51 | ||
52 | static_assert( is_same<index_sequence<0, 1>, | |
53 | integer_sequence<std::size_t, 0, 1>>::value, | |
54 | "index seq" ); | |
55 | ||
56 | static_assert( is_same<make_index_sequence<2>, index_sequence<0, 1>>::value, | |
57 | "make index seq" ); | |
58 | ||
59 | static_assert( is_same<index_sequence_for<char, int, void, double>, | |
60 | index_sequence<0, 1, 2, 3>>::value, | |
61 | "index_sequence_for" ); |