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a945c346 | 1 | // Copyright (C) 2019-2024 Free Software Foundation, Inc. |
fb8b3e29 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 | ||
fb8b3e29 JW |
18 | // { dg-do compile { target c++17 } } |
19 | ||
20 | #include <string_view> | |
21 | ||
22 | // C++98 21.1 [lib.char.traits] p3 | |
23 | // C++03 21.1 [lib.char.traits] p3 | |
24 | // C++11 21.2 [char.traits] p3 | |
25 | // C++14 21.2 [char.traits] p3 | |
26 | // C++17 24.2 [char.traits] p3 | |
27 | // "Traits::char_type shall be the same as CharT." | |
28 | // C++17 24.4.2 [string.view.template] p1 | |
29 | // "the type traits::char_type shall name the same type as charT" | |
30 | // C++2a 21.2 [char.traits] p3 (post-P1148R0) | |
31 | // "If X::char_type is not the same type as C, the program is ill-formed." | |
32 | ||
33 | std::basic_string_view<char, std::char_traits<char16_t>> s1; // { dg-error "here" } | |
34 | std::basic_string_view<char32_t, std::char_traits<char>> s2; // { dg-error "here" } | |
35 | ||
36 | // { dg-prune-output "static assertion failed" } |