| // { dg-do compile { target c++11 } } |
| |
| // Copyright (C) 2009-2021 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| #include <utility> |
| |
| struct X |
| { |
| explicit X(int, int) { } |
| |
| private: |
| X(const X&) = delete; |
| }; |
| |
| struct move_only |
| { |
| move_only() { } |
| move_only(move_only&&) { } |
| |
| private: |
| move_only(const move_only&) = delete; |
| }; |
| |
| // libstdc++/40925 and LWG 811 |
| void test01() |
| { |
| int *ip = 0; |
| int X::*mp = 0; |
| |
| std::pair<int*, int*> p1(0, 0); |
| std::pair<int*, int*> p2(ip, 0); |
| std::pair<int*, int*> p3(0, ip); |
| std::pair<int*, int*> p4(ip, ip); |
| |
| std::pair<int X::*, int*> p5(0, 0); |
| std::pair<int X::*, int X::*> p6(mp, 0); |
| std::pair<int X::*, int X::*> p7(0, mp); |
| std::pair<int X::*, int X::*> p8(mp, mp); |
| |
| // LWG 811 resolution doesn't support move-only types, |
| // so we have to use nullptr here not a literal 0. |
| std::pair<int*, move_only> p9(nullptr, move_only()); |
| std::pair<int X::*, move_only> p10(nullptr, move_only()); |
| std::pair<move_only, int*> p11(move_only(), nullptr); |
| std::pair<move_only, int X::*> p12(move_only(), nullptr); |
| |
| std::pair<int*, move_only> p13(ip, move_only()); |
| std::pair<int X::*, move_only> p14(mp, move_only()); |
| std::pair<move_only, int*> p15(move_only(), ip); |
| std::pair<move_only, int X::*> p16(move_only(), mp); |
| |
| std::pair<move_only, move_only> p17{move_only(), move_only()}; |
| } |