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

// Copyright (C) 2007, 2009, 2010

// 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 <string>

#include <stdexcept>

#include <cstring>

#include <testsuite_hooks.h>

// test copy ctors, assignment operators, and persistence of member string data

// libstdc++/1972

// via Greg Bumgardner <bumgard@roguewave.com>

void allocate_on_stack(void)

{

  const size_t num = 512;

  __extension__ char array[num];

  for (size_t i = 0; i < num; i++)

    array[i]=0;

  // Suppress unused warnings.

  for (size_t i = 0; i < num; i++)

    array[i]=array[i];

}

void test04()

{

  bool test __attribute__((unused)) = true;

  const std::string s("CA ISO emergency once again:immediate power down");

  const char* strlit1 = "wish I lived in Palo Alto";

  const char* strlit2 = "...or Santa Barbara";

  std::logic_error obj1(s);

  // block 01

  {

    const std::string s2(strlit1);

    std::logic_error obj2(s2);

    obj1 = obj2;

  }

  allocate_on_stack();

  VERIFY( std::strcmp(strlit1, obj1.what()) == 0 );

  // block 02

  {

    const std::string s3(strlit2);

    std::logic_error obj3 = std::logic_error(s3);

    obj1 = obj3;

  }

  allocate_on_stack();

  VERIFY( std::strcmp(strlit2, obj1.what()) == 0 );

}

int main(void)

{

  test04();

  return 0;

}