//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// template<> struct char_traits<char32_t>
// static constexpr int_type eof();
#include <string>
#include <cassert>
int main()
{
#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS
std::char_traits<char32_t>::int_type i = std::char_traits<char32_t>::eof();
((void)i); // Prevent unused warning
#endif
}