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// { dg-options "-std=gnu++0x" }
//
// Copyright (C) 2011 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/>.
 
#include <array>
#include <testsuite_hooks.h>
 
void
test01() 
{
  bool test __attribute__((unused)) = true;
 
  const size_t len = 0;
  typedef std::array<int, len> array_type;
 
  // 1: ?
  array_type a = { };
 
  // 2
  array_type b;
 
  // 3
  // begin() == end()
  VERIFY( a.begin() == a.end() );
  VERIFY( b.begin() == b.end() );
 
  // 4: ?
  // begin() == end() == unique value.
  {
    typedef std::array<long, len> array_type1;
    typedef std::array<char, len> array_type2;
    array_type1 one;
    array_type2 two;
    void* v1 = one.begin();
    void* v2 = two.begin();
    VERIFY( v1 != v2 );
  }
}
 
int main()
{
  test01();
  return 0;
}