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37 lines
1.0 KiB
C++
37 lines
1.0 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <string>
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// template<> struct char_traits<char>
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// static constexpr bool lt(char_type c1, char_type c2);
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#include <string>
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#include <cassert>
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#include "test_macros.h"
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int main(int, char**)
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{
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assert( std::char_traits<char>::lt('\0', 'A'));
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assert(!std::char_traits<char>::lt('A', '\0'));
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assert(!std::char_traits<char>::lt('a', 'a'));
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assert( std::char_traits<char>::lt('A', 'a'));
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assert(!std::char_traits<char>::lt('a', 'A'));
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assert( std::char_traits<char>::lt('a', 'z'));
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assert( std::char_traits<char>::lt('A', 'Z'));
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assert( std::char_traits<char>::lt(' ', 'A'));
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assert( std::char_traits<char>::lt('A', '~'));
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return 0;
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}
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