libstdc++-v3/testsuite/20_util/tuple/cons/allocator_with_any.cc

   1 // { dg-do run { target c++14 } }
   2
   3 // Copyright (C) 2016-2020 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
  21 // NOTE: This makes use of the fact that we know how moveable
  22 // is implemented on tuple.  If the implementation changed
  23 // this test may begin to fail.
  24
  25 #include <tuple>
  26 #include <memory>
  27 #include <experimental/any>
  28 #include <testsuite_hooks.h>
  29
  30 using std::experimental::any;
  31
  32 void test01()
  33 {
  34     std::tuple<any, any> t(std::allocator_arg,
  35                            std::allocator<any>{});
  36     VERIFY(std::get<0>(t).empty());
  37     VERIFY(std::get<1>(t).empty());
  38 }
  39
  40 int main()
  41 {
  42     test01();
  43 }