cb701078b1
* include/experimental/iterator: Include <iterator>. * testsuite/experimental/iterator/requirements.cc: Check for contents of <iterator>. From-SVN: r245686
68 lines
2.5 KiB
C++
68 lines
2.5 KiB
C++
// Copyright (C) 2015-2017 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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// { dg-do compile { target c++14 } }
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// This is a compile-only test with minimal includes
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#include <experimental/iterator>
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#include <iosfwd> // No guarantee that <experimental/iterator> includes this!
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using namespace std::experimental;
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template<typename Delim, typename Char>
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struct tester
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{
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using joiner_type = ostream_joiner<Delim, Char>;
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using ostream_type = std::basic_ostream<Char>;
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using test_type = decltype(make_ostream_joiner(std::declval<ostream_type&>(),
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std::declval<Delim>()));
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static_assert(is_same_v<test_type, joiner_type>, "");
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static_assert(is_same_v<typename test_type::char_type, Char>, "");
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static_assert(is_same_v<typename test_type::traits_type,
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std::char_traits<Char>>, "");
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static_assert(is_same_v<typename test_type::ostream_type, ostream_type>, "");
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static_assert(is_same_v<typename test_type::iterator_category,
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std::output_iterator_tag>, "");
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static_assert(is_same_v<typename test_type::value_type, void>, "");
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static_assert(is_same_v<typename test_type::difference_type, void>, "");
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static_assert(is_same_v<typename test_type::pointer, void>, "");
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static_assert(is_same_v<typename test_type::reference, void>, "");
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};
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tester<char, char> cc;
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tester<int, char> ic;
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#if _GLIBCXX_USE_WCHAR_T
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tester<wchar_t, wchar_t> ww;
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tester<int, wchar_t> iw;
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#endif
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std::ostream& os();
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// Ensure that contents of <iterator> are defined by <experimental/iterator>:
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std::reverse_iterator<int*> ii;
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std::move_iterator<int*> mi;
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std::istream_iterator<int> isi;
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std::ostream_iterator<int> osi(os());
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std::istreambuf_iterator<char> isbi;
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std::ostreambuf_iterator<char> osbi(os());
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