// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
export namespace std {
// [optional.optional], class template optional
using std::optional;
// [optional.nullopt], no-value state indicator
using std::nullopt;
using std::nullopt_t;
// [optional.bad.access], class bad_optional_access
using std::bad_optional_access;
// [optional.relops], relational operators
using std::operator==;
using std::operator!=;
using std::operator<;
using std::operator>;
using std::operator<=;
using std::operator>=;
using std::operator<=>;
// [optional.specalg], specialized algorithms
using std::swap;
using std::make_optional;
// [optional.hash], hash support
using std::hash;
} // namespace std