// (C) Copyright John Maddock 2023 // Use, modification and distribution are subject to the // Boost Software License, Version 1.0. (See accompanying file // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) // See http://www.boost.org/libs/config for more information. // MACRO: BOOST_NO_CXX23_HDR_FLAT_SET // TITLE: C++23 header <flat_set> unavailable // DESCRIPTION: The standard library does not supply C++23 header <flat_set> #include <flat_set> namespace boost_no_cxx23_hdr_flat_set { int test() { using std::flat_set; using std::sorted_unique_t; using std::sorted_unique; using std::erase_if; using std::uses_allocator; using std::flat_multiset; using std::sorted_equivalent_t; using std::sorted_equivalent; return 0; } }