Bug#394311: libgl1-mesa-dri: i965_dri.so miscompiled with current gcc

[Ryan Richter]

On Sat, Oct 21, 2006 at 10:18:41AM +0200, Michel Dänzer wrote:
> On Fri, 2006-10-20 at 12:47 -0400, ryan at tau.solarneutrino.net wrote:
> > Package: libgl1-mesa-dri
> > Version: 6.5.1-0.2
> > Severity: normal
> > 
> > The current build contains a faulty i965_dri.so causing all GL clients
> > to crash and lock up the display.  This is apparently caused by a
> > miscompilation with gcc-4.1.  Rebuilding with gcc-3.4 fixes the problem.
> 
> Ben, do you happen to know whether this was built with
> -fno-strict-aliasing? If not, that might be worth a try, as the Mesa
> code generally isn't strict aliasing safe.

I can't find -fno-strict-aliasing anywhere in configs/debian*, so I
don't think anything is built with that.

-ryan