Makefile.am: Add new header.
* include/Makefile.am: Add new header. * include/Makefile.in: Regenerate. * include/experimental/tuple: New * doc/xml/manual/status_cxx2014.xml: Update. * doc/html/manual/status.html: Regenerate. * testsuite/experimental/feat-lib-fund.cc: Test for new header. * testsuite/experimental/tuple/apply.cc: New. From-SVN: r215930
This commit is contained in:
Jonathan Wakely
Jonathan Wakely
parent
c1d62412c3
commit
22274fac01
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@ -1,3 +1,13 @@
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2014-10-06 Jonathan Wakely <jwakely@redhat.com>
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* include/Makefile.am: Add new header.
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* include/Makefile.in: Regenerate.
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* include/experimental/tuple: New
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* doc/xml/manual/status_cxx2014.xml: Update.
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* doc/html/manual/status.html: Regenerate.
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* testsuite/experimental/feat-lib-fund.cc: Test for new header.
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* testsuite/experimental/tuple/apply.cc: New.
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2014-10-05 François Dumont <fdumont@gcc.gnu.org>
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PR libstdc++/63456
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@ -391,11 +391,11 @@ not in any particular release.
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<a class="link" href="" target="_top">
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N3905
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</a>
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</td><td align="left">Faster string searching (Boyer-Moore et al.)</td><td align="left">N</td><td align="left">Library Fundamentals TS</td></tr><tr bgcolor="#C8B0B0"><td align="left">
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</td><td align="left">Faster string searching (Boyer-Moore et al.)</td><td align="left">N</td><td align="left">Library Fundamentals TS</td></tr><tr><td align="left">
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<a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n3915.pdf" target="_top">
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N3915
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</a>
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</td><td align="left">apply() call a function with arguments from a tuple</td><td align="left">N</td><td align="left">Library Fundamentals TS</td></tr><tr bgcolor="#C8B0B0"><td align="left">
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</td><td align="left">apply() call a function with arguments from a tuple</td><td align="left">Y</td><td align="left">Library Fundamentals TS</td></tr><tr bgcolor="#C8B0B0"><td align="left">
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<a class="link" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n3916.pdf" target="_top">
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N3916
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</a>
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@ -353,14 +353,13 @@ not in any particular release.
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</row>
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<row>
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<?dbhtml bgcolor="#C8B0B0" ?>
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<entry>
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<link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n3915.pdf">
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N3915
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</link>
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</entry>
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<entry>apply() call a function with arguments from a tuple</entry>
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<entry>N</entry>
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<entry>Y</entry>
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<entry>Library Fundamentals TS</entry>
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</row>
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@ -642,7 +642,8 @@ experimental_headers = \
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${experimental_srcdir}/any \
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${experimental_srcdir}/optional \
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${experimental_srcdir}/string_view \
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${experimental_srcdir}/string_view.tcc
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${experimental_srcdir}/string_view.tcc \
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${experimental_srcdir}/tuple
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# This is the common subset of C++ files that all three "C" header models use.
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c_base_srcdir = $(C_INCLUDE_DIR)
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@ -908,7 +908,8 @@ experimental_headers = \
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${experimental_srcdir}/any \
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${experimental_srcdir}/optional \
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${experimental_srcdir}/string_view \
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${experimental_srcdir}/string_view.tcc
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${experimental_srcdir}/string_view.tcc \
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${experimental_srcdir}/tuple
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# This is the common subset of C++ files that all three "C" header models use.
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@ -0,0 +1,70 @@
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// <experimental/tuple> -*- C++ -*-
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// Copyright (C) 2014 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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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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/** @file experimental/tuple
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* This is a TS C++ Library header.
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*/
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#ifndef _GLIBCXX_EXPERIMENTAL_TUPLE
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#define _GLIBCXX_EXPERIMENTAL_TUPLE 1
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#pragma GCC system_header
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#if __cplusplus <= 201103L
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# include <bits/c++14_warning.h>
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#else
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#include <tuple>
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namespace std _GLIBCXX_VISIBILITY(default)
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{
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namespace experimental
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{
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inline namespace fundamentals_v1
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{
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_GLIBCXX_BEGIN_NAMESPACE_VERSION
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template <typename _Fn, typename _Tuple, std::size_t... _Idx>
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constexpr decltype(auto)
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__apply_impl(_Fn&& f, _Tuple&& t, std::index_sequence<_Idx...>)
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{ return std::forward<_Fn>(f)(get<_Idx>(forward<_Tuple>(t))...); }
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template <typename _Fn, typename _Tuple>
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constexpr decltype(auto)
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apply(_Fn&& f, _Tuple&& t)
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{
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using _Indices =
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std::make_index_sequence<std::tuple_size<std::decay_t<_Tuple>>::value>;
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return __apply_impl(std::forward<_Fn>(f), std::forward<_Tuple>(t),
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_Indices{});
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}
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_GLIBCXX_END_NAMESPACE_VERSION
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} // namespace fundamentals_v1
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} // namespace experimental
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} // namespace std
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#endif // C++14
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#endif // _GLIBCXX_EXPERIMENTAL_TUPLE
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@ -23,3 +23,7 @@
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#if !__has_include(<experimental/string_view>)
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# error "<experimental/string_view>"
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#endif
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#if !__has_include(<experimental/tuple>)
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# error "<experimental/tuple>"
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#endif
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@ -0,0 +1,49 @@
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// Copyright (C) 2014 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-options "-std=gnu++14" }
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#include <experimental/tuple>
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#include <testsuite_hooks.h>
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void
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test01()
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{
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auto t = std::make_tuple(1, '2', 3.0);
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std::experimental::apply( [&](int& i, char& c, double& d) {
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VERIFY(&i == &std::get<int>(t));
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VERIFY(&c == &std::get<char>(t));
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VERIFY(&d == &std::get<double>(t));
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}, t);
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}
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constexpr int func(int i, int j) { return i + j; }
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void
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test02()
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{
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constexpr auto t = std::make_tuple(1, 2);
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constexpr int i = std::experimental::apply(func, t);
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VERIFY( i == 3 );
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}
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int
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main()
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{
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test01();
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test02();
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}
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