Mercurial > hg > CbC > CbC_gcc
view libstdc++-v3/testsuite/21_strings/basic_string_view/operations/copy/wchar_t/constexpr.cc @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 2b5abeee2509 |
children |
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// Copyright (C) 2020 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING3. If not see // <http://www.gnu.org/licenses/>. // { dg-options "-std=gnu++2a" } // { dg-do compile { target c++2a } } #include <string_view> constexpr bool test01() { std::wstring_view s = L"Everything changes and nothing stands still."; wchar_t buf[7]{}; auto n = s.copy(buf, 7, 11); return std::wstring_view(buf, n) == L"changes"; } static_assert( test01() );