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 // UNSUPPORTED: c++03, c++11, c++14, c++17
9 
10 // <string>
11 
12 // template<> struct char_traits<char8_t>
13 
14 // static constexpr int_type not_eof(int_type c);
15 
16 #include <string>
17 #include <cassert>
18 
19 #include "test_macros.h"
20 
main(int,char **)21 int main(int, char**) {
22 #ifndef TEST_HAS_NO_CHAR8_T
23   assert(std::char_traits<char8_t>::not_eof(u8'a') == u8'a');
24   assert(std::char_traits<char8_t>::not_eof(u8'A') == u8'A');
25   assert(std::char_traits<char8_t>::not_eof(0) == 0);
26   assert(std::char_traits<char8_t>::not_eof(std::char_traits<char8_t>::eof()) != std::char_traits<char8_t>::eof());
27 #endif
28 
29   return 0;
30 }
31