1 | //===----------------------------------------------------------------------===// |
2 | // |
3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | // See https://llvm.org/LICENSE.txt for license information. |
5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | // UNSUPPORTED: c++03, c++11, c++14, c++17 |
10 | |
11 | // <functional> |
12 | |
13 | // Test that std::compare_three_way is defined in <functional>, |
14 | // not only in <compare>. |
15 | |
16 | #include <functional> |
17 | #include <cassert> |
18 | |
19 | int main(int, char**) |
20 | { |
21 | assert(std::compare_three_way()(1, 2) < 0); |
22 | assert(std::compare_three_way()(1, 1) == 0); |
23 | assert(std::compare_three_way()(2, 1) > 0); |
24 | |
25 | return 0; |
26 | } |
27 | |