]>
Commit | Line | Data |
---|---|---|
99dee823 | 1 | // Copyright (C) 2019-2021 Free Software Foundation, Inc. |
37f33df7 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 <ranges> | |
22 | ||
23 | static_assert(std::ranges::view<std::ranges::empty_view<int>>); | |
24 | ||
25 | std::ranges::empty_view<int> e; | |
26 | static_assert(std::ranges::empty(e)); | |
27 | static_assert(0 == e.size()); | |
28 | ||
29 | static_assert(e.begin() == nullptr); | |
30 | static_assert(e.end() == nullptr); | |
31 | static_assert(e.data() == nullptr); | |
32 | static_assert(e.empty()); | |
33 | ||
b5b2e387 JW |
34 | static_assert(std::ranges::begin(e) == nullptr); |
35 | static_assert(std::ranges::end(e) == nullptr); |