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1// -*- C++ -*-2//===----------------------------------------------------------------------===//3//4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.5// See https://llvm.org/LICENSE.txt for license information.6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception7//8//===----------------------------------------------------------------------===//9 10export namespace std {11#if _LIBCPP_STD_VER >= 2312 // [flat.set], class template flat_set13 using std::flat_set;14 15 using std::sorted_unique;16 using std::sorted_unique_t;17 18 using std::uses_allocator;19 20 // [flat.set.erasure], erasure for flat_set21 using std::erase_if;22 23 // [flat.multiset], class template flat_multiset24 using std::flat_multiset;25 26 using std::sorted_equivalent;27 using std::sorted_equivalent_t;28#endif // _LIBCPP_STD_VER >= 2329} // namespace std30