f5256e16df
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103516 91177308-0d34-0410-b5e6-96231b3b80d8
29 lines
855 B
C++
29 lines
855 B
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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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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int main()
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{
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char c = '\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' + 127, 'a'));
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assert(!std::char_traits<char>::lt('A' - 127, 'a'));
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assert( std::char_traits<char>::lt('A', 'a' + 127));
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assert( std::char_traits<char>::lt('A', 'a' - 127));
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}
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