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52066eae | 1 | // { dg-do compile { target c++11 } } |
c0eef1c8 | 2 | |
a5544970 | 3 | // Copyright (C) 2014-2019 Free Software Foundation, Inc. |
c0eef1c8 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 <type_traits> | |
21 | ||
22 | // libstdc++/60326 | |
23 | ||
24 | using namespace std; | |
25 | #ifdef _GLIBCXX_USE_WCHAR_T | |
26 | using wchar_signed = make_signed<wchar_t>::type; | |
27 | using wchar_unsigned = make_unsigned<wchar_t>::type; | |
28 | static_assert( !is_same<wchar_signed, wchar_unsigned>::value, "wchar_t" ); | |
29 | #endif | |
30 | static_assert( is_signed<make_signed<char16_t>::type>::value, "char16_t"); | |
31 | static_assert( is_signed<make_signed<char32_t>::type>::value, "char32_t"); |