libstdc++-v3/testsuite/23_containers/unordered_multimap/insert/dr2354.cc

   1 // Copyright (C) 2017-2025 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 3, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING3.  If not see
  16 // <http://www.gnu.org/licenses/>.
  17
  18 // { dg-do compile { target c++11 } }
  19
  20 #include <unordered_map>
  21
  22 struct MoveOnly {
  23   MoveOnly(int) { }
  24   MoveOnly(MoveOnly&&) = default;
  25 };
  26
  27 void
  28 test01()
  29 {
  30   std::unordered_multimap<int, MoveOnly> m;
  31   m.insert({1, 2});  // PR libstdc++/82522  - LWG 2354
  32 }
  33
  34 void
  35 test02()
  36 {
  37   std::unordered_multimap<int, MoveOnly> m;
  38   m.insert(m.begin(), {1, 2});  // PR libstdc++/82522  - LWG 2354
  39 }