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Re: C++ Exceptions in Multithreaded Applications Crash
- 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
- Date: Wed, 3 Jul 2002 21:57:40 +0200 (W. Europe Daylight Time)
- Subject: Re: C++ Exceptions in Multithreaded Applications Crash
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
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