libstdc++-v3/testsuite/20_util/any/cons/90415.cc

   1 // { dg-do run { target c++17 } }
   2
   3 // Copyright (C) 2020-2024 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 #include <any>
  21 #include <utility>
  22 #include <tuple>
  23 #include <testsuite_hooks.h>
  24
  25 void
  26 test01()
  27 {
  28   // PR libstdc++/90415
  29   static_assert( std::is_copy_constructible<std::tuple<std::any>>::value );
  30 }
  31
  32 struct wrapper
  33 {
  34   wrapper() = default;
  35
  36   wrapper(const std::any& t);
  37
  38   wrapper(const wrapper& w);
  39
  40   auto& operator=(const std::any& t);
  41
  42   auto& operator=(const wrapper& w)
  43   {
  44     value = w.value;
  45     return *this;
  46   }
  47
  48   std::any value;
  49 };
  50
  51 void
  52 test02()
  53 {
  54   // PR libstdc++/91630
  55   wrapper a, b;
  56   a = b;
  57 }
  58
  59 int main()
  60 {
  61   test01();
  62   test02();
  63 }