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//===----------------------------------------------------------------------===//
//
// 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<char>
// static constexpr bool lt(char_type c1, char_type c2);
#include <string>
#include <cassert>
int main()
{
char c = '\0';
assert(!std::char_traits<char>::lt('a', 'a'));
assert( std::char_traits<char>::lt('A', 'a'));
assert(!std::char_traits<char>::lt('A' + 127, 'a'));
assert(!std::char_traits<char>::lt('A' - 127, 'a'));
assert( std::char_traits<char>::lt('A', 'a' + 127));
assert( std::char_traits<char>::lt('A', 'a' - 127));
}
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