// { dg-options "-std=gnu++17" } // Copyright (C) 2013-2019 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 // . // basic_string_view::copy #include #include void test01() { typedef std::wstring_view::size_type csize_type; csize_type csz01; const wchar_t str_lit01[] = L"123456789A"; const std::wstring_view str01(str_lit01); wchar_t buffer[4] = { 0 }; csize_type len = str01.copy(buffer, sizeof(buffer), 8); VERIFY( 2 == len ); VERIFY( L'9' == buffer[0] ); } int main() { test01(); return 0; }