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-exception
7//
8//===----------------------------------------------------------------------===//
9
10export namespace std {
11
12  // [cmp.categories], comparison category types
13  using std::partial_ordering;
14  using std::strong_ordering;
15  using std::weak_ordering;
16
17  // named comparison functions
18  using std::is_eq;
19  using std::is_gt;
20  using std::is_gteq;
21  using std::is_lt;
22  using std::is_lteq;
23  using std::is_neq;
24
25  // [cmp.common], common comparison category type
26  using std::common_comparison_category;
27  using std::common_comparison_category_t;
28
29  // [cmp.concept], concept three_way_comparable
30  using std::three_way_comparable;
31  using std::three_way_comparable_with;
32
33  // [cmp.result], result of three-way comparison
34  using std::compare_three_way_result;
35
36  using std::compare_three_way_result_t;
37
38  // [comparisons.three.way], class compare_three_way
39  using std::compare_three_way;
40
41  // [cmp.alg], comparison algorithms
42  inline namespace __cpo {
43    using std::__cpo::compare_partial_order_fallback;
44    using std::__cpo::compare_strong_order_fallback;
45    using std::__cpo::compare_weak_order_fallback;
46    using std::__cpo::partial_order;
47    using std::__cpo::strong_order;
48    using std::__cpo::weak_order;
49  } // namespace __cpo
50
51} // namespace std
52