Mercurial > hg > CbC > CbC_gcc
view libstdc++-v3/testsuite/22_locale/codecvt/char32_t-char8_t.cc @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
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date | Thu, 13 Feb 2020 11:34:05 +0900 |
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// { dg-do run { target c++11 } } // { dg-require-cstdint "" } // { dg-options "-fchar8_t" } // 2014-04-24 RĂ¼diger Sonderfeld // Copyright (C) 2015-2020 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/>. // [locale.codecvt], C++11 22.4.1.4. specialization. #include <locale> #include <cstring> #include <testsuite_hooks.h> void test01() { using namespace std; typedef codecvt<char32_t, char8_t, mbstate_t> codecvt_c32; locale loc_c = locale::classic(); VERIFY(has_facet<codecvt_c32>(loc_c)); const codecvt_c32* const cvt = &use_facet<codecvt_c32>(loc_c); VERIFY(!cvt->always_noconv()); VERIFY(cvt->max_length() == 4); VERIFY(cvt->encoding() == 0); const char8_t u8dat[] = u8"H\U000000E4ll\U000000F6 \U0001F63F \U000056FD " u8"\U0000222B f(\U000003BA) exp(-2\U000003C0\U000003C9) d\U000003BA " u8"\U0001F6BF \U0001F6BF \U0001F648 \U00000413\U00000435\U0000043E" u8"\U00000433\U00000440\U00000430\U00000444\U00000438\U0000044F \U0000FB05"; const char8_t* const u8dat_end = std::end(u8dat); const char32_t u32dat[] = U"H\U000000E4ll\U000000F6 \U0001F63F \U000056FD " U"\U0000222B f(\U000003BA) exp(-2\U000003C0\U000003C9) d\U000003BA " U"\U0001F6BF \U0001F6BF \U0001F648 \U00000413\U00000435\U0000043E" U"\U00000433\U00000440\U00000430\U00000444\U00000438\U0000044F \U0000FB05"; const char32_t* const u32dat_end = std::end(u32dat); { const size_t len = u32dat_end - u32dat + 1; char32_t* const buffer = new char32_t[len]; char32_t* const buffer_end = buffer + len; const char8_t* from_next; char32_t* to_next; codecvt_c32::state_type state01; state01 = {}; codecvt_base::result res = cvt->in(state01, u8dat, u8dat_end, from_next, buffer, buffer_end, to_next); VERIFY(res == codecvt_base::ok); VERIFY(from_next == u8dat_end); VERIFY(std::memcmp((void*)buffer, (void*)u32dat, sizeof(u32dat)) == 0); delete[] buffer; } { const size_t len = u8dat_end - u8dat + 1; char8_t* const buffer = new char8_t[len]; char8_t* const buffer_end = buffer + len; const char32_t* from_next; char8_t* to_next; codecvt_c32::state_type state01; state01 = {}; codecvt_base::result res = cvt->out(state01, u32dat, u32dat_end, from_next, buffer, buffer_end, to_next); VERIFY(res == codecvt_base::ok); VERIFY(from_next == u32dat_end); VERIFY(std::memcmp((void*)buffer, (void*)u8dat, sizeof(u8dat)) == 0); delete[] buffer; } } int main() { test01(); }