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// { dg-options "-std=gnu++0x" }

// 2008-05-22  Paolo Carlini  <paolo.carlini@oracle.com>

//

// Copyright (C) 2008, 2009 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 <unordered_map>

#include <stdexcept>

#include <testsuite_hooks.h>

// DR 761. unordered_map needs an at() member function.

void test01()

{

  bool test __attribute__((unused)) = true;

  typedef std::unordered_map<int, double> map_type;

  {

    map_type m;

    m[0] = 1.5;

    double& rd = m.at(0);

    VERIFY( rd == 1.5 );

    try

      {

        m.at(1);

      }

    catch(std::out_of_range& obj)

      {

        // Expected.

      }

    catch(...)

      {

        // Failed.

        throw;

      }

  }

  {

    map_type m;

    m[1] = 2.5;

    const map_type cm(m);

    const double& crd = cm.at(1);

    VERIFY( crd == 2.5 );

    try

      {

        cm.at(0);

      }

    catch(std::out_of_range& obj)

      {

        // Expected.

      }

    catch(...)

      {

        // Failed.

        throw;

      }

  }

}

int main()

{

  test01();

  return 0;

}