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// <string>
10
11// template<> struct char_traits<char32_t>
12
13// static constexpr bool lt(char_type c1, char_type c2);
14
15// UNSUPPORTED: c++03
16
17#include <string>
18#include <cassert>
19
20int main(int, char**) {
21 assert(!std::char_traits<char32_t>::lt(U'a', U'a'));
22 assert(std::char_traits<char32_t>::lt(U'A', U'a'));
23 return 0;
24}
25

source code of libcxx/test/std/strings/char.traits/char.traits.specializations/char.traits.specializations.char32_t/lt.pass.cpp