text: // Copyright (C) 2013-2017 Free Software Foundation, Inc.
  //
  // This file is part of the GNU ISO C++ Library.  This library is free
  // software; you can redistribute it and/or modify it under the
  // terms of the GNU General Public License as published by the
  // Free Software Foundation; either version 3, or (at your option)
  // any later version.
  
  // This library is distributed in the hope that it will be useful,
  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  // GNU General Public License for more details.
  
  // You should have received a copy of the GNU General Public License along
  // with this library; see the file COPYING3.  If not see
  // <http://www.gnu.org/licenses/>.
  
  // { dg-do run { target c++11 } }
  
  #include <unordered_set>
  #include <testsuite_hooks.h>
  #include <testsuite_allocator.h>
  
  struct T { int i; };
  
  struct hash
  {
    std::size_t operator()(const T t) const noexcept
    { return t.i; }
  };
  
  struct equal_to
  {
    bool operator()(const T& lhs, const T& rhs) const noexcept
    { return lhs.i == rhs.i; }
  };
  
  using __gnu_test::propagating_allocator;
  
  void test01()
  {
    typedef propagating_allocator<T, false> alloc_type;
    typedef std::unordered_multiset<T, hash, equal_to, alloc_type> test_type;
    test_type v1(alloc_type(1));
    v1.insert(T());
    test_type v2(alloc_type(2));
    v2.insert(T());
    v2 = v1;
    VERIFY(1 == v1.get_allocator().get_personality());
    VERIFY(2 == v2.get_allocator().get_personality());
  }
  
  void test02()
  {
    typedef propagating_allocator<T, true> alloc_type;
    typedef std::unordered_multiset<T, hash, equal_to, alloc_type> test_type;
    test_type v1(alloc_type(1));
    v1.insert(T());
    test_type v2(alloc_type(2));
    v2.insert(T());
    v2 = v1;
    VERIFY(1 == v1.get_allocator().get_personality());
    VERIFY(1 == v2.get_allocator().get_personality());
  }
  
  int main()
  {
    test01();
    test02();
    return 0;
  }
  