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Date:      Fri, 8 Aug 2008 23:33:15 +0200
From:      Jeremie Le Hen <jeremie@le-hen.org>
To:        Justin Hibbits <jrh29@alumni.cwru.edu>
Cc:        freebsd-current@freebsd.org, freebsd-ppc@freebsd.org
Subject:   Re: SSP on PPC
Message-ID:  <20080808213315.GJ27033@obiwan.tataz.chchile.org>
In-Reply-To: <1B818B77-5156-4177-A5E2-B9161BE789FF@alumni.cwru.edu>
References:  <1B818B77-5156-4177-A5E2-B9161BE789FF@alumni.cwru.edu>

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Hi Justin,

On Wed, Jul 30, 2008 at 10:40:58PM -0400, Justin Hibbits wrote:
>  With a recent upgrade of -CURRENT on my FreeBSD/ppc machine it appears that 
>  the stack smash protection breaks exception handling.  This was tested with 
>  C++ and Objective-C, and both segfault at the same place in libgcc_s.so.1, 
>  but it is fixed by recompiling world with WITHOUT_SSP=YES.  Perhaps this 
>  should be the default for now?

Thanks for reporting this.  I've looked into GCC Bugzilla to see if it
is a known bug or if it has been resolved in newer versions of GCC,
but no luck.

I think it would be better to disable SSP for FreeBSD/ppc indeed.  I
will manage to get this committed.

Regards,
-- 
Jeremie Le Hen
< jeremie at le-hen dot org >< ttz at chchile dot org >



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