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// { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* alpha*-*-osf* mips-sgi-irix6* } }

// { dg-options "-pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* alpha*-*-osf* mips-sgi-irix6* } }

// { dg-options "-pthreads" { target *-*-solaris* } }

// { dg-require-namedlocale "" }

// Copyright (C) 2004, 2005, 2007, 2009 Free Software Foundation

//

// 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/>.

// 22.1.1.2 locale constructors and destructors [lib.locale.cons]

#include <locale>

#include <pthread.h>

#include <testsuite_hooks.h>

const int max_thread_count = 20;

//const int max_loop_count = 1000000; // orig value

const int max_loop_count = 100000;

const int max_locales = 10;

std::locale loc[max_locales];

void* thread_main(void*)

{

  try

    {

      for (int i = 0; i < max_loop_count; ++i)

        {

          int k = i % max_locales;

          std::locale::global(loc[k]);

        }

    }

  catch (...) { }

  return 0;

}

int

main()

{

  pthread_t tid[max_thread_count];

  for (int j = 0; j < max_locales; ++j)

    loc[j] = std::locale(j % 2 ? "en_US" : "fr_FR");

  for (int i = 0; i < max_thread_count; i++)

    pthread_create(&tid[i], NULL, thread_main, 0);

  for (int i = 0; i < max_thread_count; i++)

    pthread_join(tid[i], NULL);

  return 0;

}