blob: e0fee71deac673d7843b696cb4cd11213bdfe8bf [file] [log] [blame]
// 2002-01-23 Loren J. Rittle <rittle@labs.mot.com> <ljrittle@acm.org>
// Adpated from libstdc++/5444 submitted by markus.breuer@materna.de
//
// Copyright (C) 2002, 2003 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* alpha*-*-osf* } }
// { dg-options "-pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* alpha*-*-osf* } }
// { dg-options "-pthreads" { target *-*-solaris* } }
#include <string>
#include <map>
#include <vector>
// Do not include <pthread.h> explicitly; if threads are properly
// configured for the port, then it is picked up free from STL headers.
#if __GTHREADS
const int max_thread_count = 8;
const int loops = 100000;
const char* my_default = "Hallo Welt!";
const std::size_t upper_limit = 2500;
const std::size_t lower_limit = 1000;
typedef char charT;
typedef std::string String;
typedef String MyType;
void*
thread_main (void*)
{
typedef std::map<unsigned int,MyType> Map;
typedef Map::value_type Value_Pair;
Map myMap;
for (int loop = 0; loop < loops; loop++)
{
String& str = myMap[loop];
str.append (my_default);
myMap.insert (Value_Pair (loop, str));
if (myMap.size () > upper_limit)
{
while (myMap.size () > lower_limit)
{
Map::iterator it = myMap.begin ();
myMap.erase (it);
}
}
}
return 0;
}
#if !__GXX_WEAK__ && _MT_ALLOCATOR_H
// Explicitly instantiate for systems with no COMDAT or weak support.
template class __gnu_cxx::__mt_alloc<std::_Rb_tree_node<std::pair<unsigned int const, std::string> > >;
#endif
int
main (void)
{
pthread_t tid[max_thread_count];
#if defined(__sun) && defined(__svr4__)
pthread_setconcurrency (max_thread_count);
#endif
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;
}
#else
int main (void) {}
#endif