1// (C) Copyright John Maddock 2020 2 3// Use, modification and distribution are subject to the 4// Boost Software License, Version 1.0. (See accompanying file 5// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 6 7// See http://www.boost.org/libs/config for more information. 8 9// MACRO: BOOST_NO_CXX17_HDR_EXECUTION 10// TITLE: C++17 header <execution> unavailable 11// DESCRIPTION: The standard library does not supply C++17 header <execution> 12 13#include <execution> 14 15namespace boost_no_cxx17_hdr_execution { 16 17int test() 18{ 19 using std::is_execution_policy; 20 using std::execution::sequenced_policy; 21 using std::execution::parallel_policy; 22 using std::execution::parallel_unsequenced_policy; 23 using std::execution::seq; 24 using std::execution::par; 25 using std::execution::par_unseq; 26 return 0; 27} 28 29} 30