// { dg-options "-std=gnu++17" } // Copyright (C) 2013-2023 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 // . #include #include void test01() { using namespace std::literals::string_view_literals; std::string_view planet = "Mercury"sv; #ifdef _GLIBCXX_USE_WCHAR_T std::wstring_view wplanet = L"Venus"sv; #endif std::string_view u8planet = u8"Mars"sv; std::u16string_view u16planet = u"Jupiter"sv; std::u32string_view u32planet = U"Saturn"sv; VERIFY( planet == std::string_view("Mercury") ); #ifdef _GLIBCXX_USE_WCHAR_T VERIFY( wplanet == std::wstring_view(L"Venus") ); #endif VERIFY( u8planet == std::string_view(u8"Mars") ); VERIFY( u16planet == std::u16string_view(u"Jupiter") ); VERIFY( u32planet == std::u32string_view(U"Saturn") ); } void test02() { using namespace std::literals::string_view_literals; std::string_view planet_cratered = "Mercury\0cratered"sv; #ifdef _GLIBCXX_USE_WCHAR_T std::wstring_view wplanet_cratered = L"Venus\0cratered"sv; #endif std::string_view u8planet_cratered = u8"Mars\0cratered"sv; std::u16string_view u16planet_cratered = u"Jupiter\0cratered"sv; std::u32string_view u32planet_cratered = U"Saturn\0cratered"sv; VERIFY( planet_cratered == std::string_view("Mercury\0cratered", 16) ); #ifdef _GLIBCXX_USE_WCHAR_T VERIFY( wplanet_cratered == std::wstring_view(L"Venus\0cratered", 14) ); #endif VERIFY( u8planet_cratered == std::string_view(u8"Mars\0cratered", 13) ); VERIFY( u16planet_cratered == std::u16string_view(u"Jupiter\0cratered", 16) ); VERIFY( u32planet_cratered == std::u32string_view(U"Saturn\0cratered", 15) ); } int main() { test01(); test02(); }