b702100693
2016-05-24 Ville Voutilainen <ville.voutilainen@gmail.com> PR libstdc++/66338 * include/std/tuple (_TMC): Add a check for _NotSameTuple. * include/std/tuple (tuple(_UElements&&...)): Remove the separate check for _NotSameTuple. * include/std/tuple (_TMCT): New. * include/std/tuple (tuple(const tuple<_UElements...>&)): Use it. * include/std/tuple (tuple(tuple<_UElements...>&&)): Likewise. * include/std/tuple (tuple(allocator_arg_t, const _Alloc&, const tuple<_UElements...>&)): Likewise. * include/std/tuple (tuple(allocator_arg_t, const _Alloc&, tuple<_UElements...>&&)): Likewise. * testsuite/20_util/tuple/cons/66338.cc: New. From-SVN: r236822
36 lines
984 B
C++
36 lines
984 B
C++
// Copyright (C) 2016 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 <tuple>
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struct S {
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int i_;
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template<typename T>
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S(T&& i)
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noexcept(noexcept(i_ = i))
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{ i_ = i; }
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S() noexcept : i_{0} {};
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};
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int main()
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{
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std::tuple<S&&>(std::forward_as_tuple(S{}));
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return 0;
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}
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