// Copyright (C) 2020-2022 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 // . // { dg-do preprocess { target c++17 } } // { dg-require-effective-target tbb_backend } #include // Neither SD-6 nor C++20 requires this macro to be defined in . #ifndef __cpp_lib_parallel_algorithm # error "Feature-test macro for parallel algorithms missing in " #elif __cpp_lib_parallel_algorithm != 201603L # error "Feature-test macro for parallel algorithms has wrong value in " #endif