libstdc++-v3/testsuite/20_util/variant/91807.cc

   1 // { dg-options "-std=gnu++17" }
   2 // { dg-do compile { target c++17 } }
   3
   4 // Copyright (C) 2020-2021 Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 3, or (at your option)
  10 // any later version.
  11
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING3.  If not see
  19 // <http://www.gnu.org/licenses/>.
  20
  21 #include <variant>
  22
  23 struct me_data {
  24   me_data() = default;
  25
  26   me_data(const me_data &) {};
  27   me_data(me_data &&) noexcept {};
  28   me_data& operator=(const me_data &) = default;
  29 };
  30
  31 int main() {
  32   std::variant<me_data, me_data> v1, v2;
  33
  34   v2 = v1;
  35 }