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Date:	Wed, 3 Jul 2002 22:40:07 +0200 (W. Europe Daylight Time)
From:	Thomas Pfaff <tpfaff AT gmx DOT net>
To:	Lenny Primak <lprimak AT hope DOT nyc DOT ny DOT us>
cc:	cygwin AT cygwin DOT com
Subject:	Re: C++ Exceptions in Multithreaded Applications Crash
In-Reply-To:	<FC33E5C5-8EBF-11D6-9A17-0003930C80AA@hope.nyc.ny.us>
Message-ID:	<Pine.WNT.4.44.0207032225410.-291071@thomas.kefrig-pfaff.de>
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I just tried with the libgcc.a from cygwins gcc package and i get

func() - eh_context = 407000
func() - eh_context = 407000
FATAL: Identical Exception Stacks!

and a segmentation violation on exit.

Thomas

On Wed, 3 Jul 2002, Lenny Primak wrote:

> Strange indeed, I will try that, but in the meanwhile,
> can you confirm that stock (cygwin.com) build does not work?
>
> Thanks a log
>
> On Wednesday, July 3, 2002, at 03:57  PM, Thomas Pfaff wrote:
>
> >
> >
> > On Sat, 29 Jun 2002, Lenny Primak wrote:
> >
> >> This has been submitted to GCC GNATS as PR/7168.
> >>
> >> Using the G++ exception system from multiple threads corrupts the gcc's
> >> internal exception stack, due to not including the thread-specific
> >> exception context in the compile.
> >> GCC Version: 2.95.3-5 from default Cygwin install.
> >>
> >> I tried to re-compile gcc with --enable-threads=posix and with
> >> --enable-sjlj-exceptions
> >> with no results.  The following program is used to determine if the
> >> exception context is thread-specific or not:
> >>
> >>
> >
> > Strange:
> > I have build gcc-2.95.3-5 with --disable-shared --enable-threads
> > (and without --enable-sjlj-exceptions, but this should be the default)
> > and i get
> >
> > func() - eh_context = 970EB0
> > func() - eh_context = 971368
> > Great! Exception Stacks Differ.
> >
> > Thomas
> >
> Lenny Primak
> PP-ASEL,H-IA
> http://hope.nyc.ny.us
>
>
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