77 lines
2.2 KiB
C++
77 lines
2.2 KiB
C++
// { dg-do compile { target c++11 } }
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// Copyright (C) 2010-2019 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#include <string>
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#include <testsuite_common_types.h>
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namespace __gnu_test
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{
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struct constexpr_member_functions
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{
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template<typename _Ttesttype>
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void
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operator()()
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{
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struct _Concept
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{
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void __constraint()
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{
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typedef typename _Ttesttype::char_type char_type;
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typedef typename _Ttesttype::int_type int_type;
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const char_type c1(0);
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const char_type c2 = c1;
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const int_type i(0);
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constexpr auto v1 __attribute__((unused))
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= _Ttesttype::eq(c1, c2);
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constexpr auto v2 __attribute__((unused))
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= _Ttesttype::lt(c1, c2);
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constexpr auto v3 __attribute__((unused))
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= _Ttesttype::to_char_type(i);
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constexpr auto v4 __attribute__((unused))
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= _Ttesttype::to_int_type(c1);
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constexpr auto v5 __attribute__((unused))
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= _Ttesttype::eq_int_type(i, i);
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constexpr auto v6 __attribute__((unused))
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= _Ttesttype::eof();
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constexpr auto v7 __attribute__((unused))
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= _Ttesttype::not_eof(i);
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}
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};
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_Concept c;
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c.__constraint();
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}
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};
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}
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int main()
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{
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__gnu_test::constexpr_member_functions test;
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test.operator()<std::char_traits<char>>();
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#ifdef _GLIBCXX_USE_WCHAR_T
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test.operator()<std::char_traits<wchar_t>>();
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#endif
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#ifdef _GLIBCXX_USE_CHAR8_T
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test.operator()<std::char_traits<char8_t>>();
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#endif
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test.operator()<std::char_traits<char16_t>>();
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test.operator()<std::char_traits<char32_t>>();
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return 0;
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}
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