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re PR libstdc++/18185 ([3.4 only] Unhandled exceptions leak)

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2004-11-01  Momchil Velikov  <velco@fadata.bg>

	PR libstdc++/18185
	* libsupc++/eh_globals.cc (get_globals_dtor): Delete unhandled
	exceptions.
	* testsuite/thread/18185.cc: New.

From-SVN: r89962
This commit is contained in:
Momchil Velikov 2004-11-02 00:47:33 +02:00 committed by Benjamin Kosnik
parent f759c75e09
commit c137586a8e
3 changed files with 71 additions and 1 deletions
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7
libstdc++-v3/ChangeLog
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@ -1,3 +1,10 @@
2004-11-01 Momchil Velikov <velco@fadata.bg>
PR libstdc++/18185
* libsupc++/eh_globals.cc (get_globals_dtor): Delete unhandled
exceptions.
* testsuite/thread/18185.cc: New.
2004-11-01 Chris Jefferson <chris@bubblescope.net> 2004-11-01 Chris Jefferson <chris@bubblescope.net>
PR libstdc++/18159 PR libstdc++/18159

12
libstdc++-v3/libsupc++/eh_globals.cc
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@ -48,7 +48,17 @@ static void
get_globals_dtor (void *ptr) get_globals_dtor (void *ptr)
{ {
if (ptr) if (ptr)
std::free (ptr); {
__cxa_exception *exn, *next;
exn = ((__cxa_eh_globals *) ptr)->caughtExceptions;
while (exn)
{
next = exn->nextException;
_Unwind_DeleteException (&exn->unwindHeader);
exn = next;
}
std::free (ptr);
}
} }
static void static void

53
libstdc++-v3/testsuite/thread/18185.cc Normal file
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@ -0,0 +1,53 @@
//
// Copyright (C) 2004 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 <ext/new_allocator.h>
#include <string>
#include <pthread.h>
static void *
foo (void *p)
{
typedef std::char_traits<char> traits_type;
typedef __gnu_cxx::new_allocator<char> allocator_type;
typedef std::basic_string<char, traits_type, allocator_type> string_type;
try
{
throw string_type("leak");
}
catch (const string_type&)
{
pthread_exit (0);
}
}
// c++/18185
// This used to leak memory.
int
main ()
{
pthread_t t;
int j = pthread_create (&t, 0, foo, 0);
int i = pthread_join (t, 0);
return 0;
}