Date: Tue, 9 Nov 1999 12:33:42 +0100 (CET)
From: Ronald Wahl <rwahl AT gmx DOT net>
Sender: Ronald DOT Wahl AT Informatik DOT TU-Chemnitz DOT DE
To: pgcc AT delorie DOT com
cc: gcc-bugs AT gcc DOT gnu DOT org
Subject: Re: pgcc-2.95.1 miscompiles XFree86-3.3.6
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On Thu, 9 Sep 1999, Ronald Wahl wrote:

> On Thu, 9 Sep 1999, Ronald Wahl wrote:
> 
> > Hi,
> > 
> > I just compiled XFree86-3.3.5 with pgcc-2.95.1 and noticed that the
> > X-Server crashes. The problem code lies probably in the directory
> > xc/programs/Xserver/cfb of XFree86. I tried to compile this code with
> > different options. Results:
> > 
> >  -O2 -mk6: CRASH
> >  -O2 -m486: works
> >  -O2 -fno-schedule-insns2: works
> >  -O6 -fno-schedule-insns2: works
> > 
> > For this test the rest of the server was compiled with -O. If I compile
> > the whole X-Server (SVGA) with -O6 the X-Server starts but if
> > some clients connect it crashes. If I compile with -O3 then the server
> > dont crash but doesn't find any valid video mode. Very mystical....
> > 
> > Sorry haven't had time yet to do more tests but I hope you can fix this
> > really soon!
> 
> I forgot to note that i use the HAIFA scheduler... Maybe this is
> important.

Same bug seems to occure with pgcc-2.95.2. Postgres suffers from this bug
too (not checked with pgcc-2.95.2 yet). When will it be fixed?

ron

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