libstdc++-v3/testsuite/23_containers/unordered_map/debug/move_assign_neg.cc

   1 // Copyright (C) 2014-2016 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-options "-std=gnu++11" }
  19 // { dg-do run { xfail *-*-* } }
  20
  21 #include <debug/unordered_map>
  22 #include <testsuite_allocator.h>
  23
  24 void test01()
  25 {
  26   bool test __attribute__((unused)) = true;
  27
  28   typedef __gnu_test::propagating_allocator<std::pair<const int, int>,
  29                                             false> alloc_type;
  30   typedef __gnu_debug::unordered_map<int, int,
  31                                      std::hash<int>, std::equal_to<int>,
  32                                      alloc_type> test_type;
  33
  34   test_type v1(alloc_type(1));
  35   v1.insert(std::make_pair(0, 0));
  36   auto it = v1.begin();
  37
  38   test_type v2(alloc_type(2));
  39
  40   v2 = std::move(v1);
  41
  42   VERIFY( it == v2.begin() ); // Error, it is singular.
  43 }
  44
  45 int main()
  46 {
  47   test01();
  48   return 0;
  49 }