6581b14bdf
2009-10-29 Paolo Carlini <paolo.carlini@oracle.com> Douglas Gregor <doug.gregor@gmail.com> PR libstdc++/40925 (again) * include/bits/stl_pair.h (pair<_T1, _T2>::pair(_U1&&, const _T2&), pair<_T1, _T2>::pair(const _T1&, _U2&&)): Add, to deal correctly with move-only types in the presence of "null pointers". * testsuite/20_util/pair/40925.cc: Extend. Co-Authored-By: Douglas Gregor <doug.gregor@gmail.com> From-SVN: r153733
68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
// { dg-options "-std=gnu++0x" }
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// { dg-do compile }
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// Copyright (C) 2009 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 <utility>
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struct X
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{
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explicit X(int, int) { }
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private:
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X(const X&) = delete;
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};
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struct move_only
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{
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move_only() { }
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move_only(move_only&&) { }
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private:
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move_only(const move_only&) = delete;
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};
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// libstdc++/40925
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void test01()
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{
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int *ip = 0;
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int X::*mp = 0;
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std::pair<int*, int*> p1(0, 0);
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std::pair<int*, int*> p2(ip, 0);
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std::pair<int*, int*> p3(0, ip);
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std::pair<int*, int*> p4(ip, ip);
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std::pair<int X::*, int*> p5(0, 0);
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std::pair<int X::*, int X::*> p6(mp, 0);
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std::pair<int X::*, int X::*> p7(0, mp);
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std::pair<int X::*, int X::*> p8(mp, mp);
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std::pair<int*, move_only> p9(0, move_only());
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std::pair<int X::*, move_only> p10(0, move_only());
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std::pair<move_only, int*> p11(move_only(), 0);
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std::pair<move_only, int X::*> p12(move_only(), 0);
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std::pair<int*, move_only> p13(ip, move_only());
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std::pair<int X::*, move_only> p14(mp, move_only());
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std::pair<move_only, int*> p15(move_only(), ip);
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std::pair<move_only, int X::*> p16(move_only(), mp);
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std::pair<move_only, move_only> p17(move_only(), move_only());
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}
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