forked from OSchip/llvm-project
31 lines
796 B
C++
31 lines
796 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 dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. 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<char16_t>
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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()
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{
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#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS
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#if TEST_STD_VER >= 11
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char16_t c = u'\0';
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assert(!std::char_traits<char16_t>::lt(u'a', u'a'));
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assert( std::char_traits<char16_t>::lt(u'A', u'a'));
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#endif
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#endif // _LIBCPP_HAS_NO_UNICODE_CHARS
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}
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