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Re: gcc-3.3: miscompiles XDM-AUTHORIZATION-1 key generation and/or validation in XFree86 at -O2



On Sat, Jun 21, 2003 at 06:57:08PM -0400, Jack Howarth wrote:
>    Franz Sirl, the ppclinux devtool maintainer, has kindly
> built the current rawhide XFree86 4.3.0 srpms against 
> gcc-3.3 from 6/18/03 on Yellow Dog Linux. He is unable to
> reproduce the authentication problems we see on debian
> under either xdm or kdm. Perhaps we build XFree86 differently
> enough from RedHat that only we tickled the gcc bug. However
> I did find out that the gcc 3.3 that RedHat uses is not
> a patched version of the gcc 3.3 branch but rather a special
> rh branch of gcc-3.3. One wonders if they would see the
> problem if they used the stock gcc-3.3 branch instead and
> if there are any fixes trapped in the gcc-3.3 rh branch that
> haven't been put into the main gcc-3.3 branch.

Err, perhaps Red Hat's RPMs force a lower optimization level? I *did*
point out the breakage on packagers-list ...

-- 
Daniel Stone 	     <daniel@raging.dropbear.id.au>             <dstone@kde.org>
KDE: Konquering a desktop near you - http://www.kde.org

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