1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <string>
11
12// template<> struct char_traits<char16_t>
13
14// static constexpr bool eq(char_type c1, char_type c2);
15
16#include <string>
17#include <cassert>
18
19int main()
20{
21#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS
22#if __cplusplus >= 201103L
23    char16_t c = u'\0';
24    assert(std::char_traits<char16_t>::eq(u'a', u'a'));
25    assert(!std::char_traits<char16_t>::eq(u'a', u'A'));
26#endif
27#endif  // _LIBCPP_HAS_NO_UNICODE_CHARS
28}
29