This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: [3.2, mainline] fix spec2000 sixtrack misscompilation
- From: Jan Hubicka <jh at suse dot cz>
- To: Toon Moene <toon at moene dot indiv dot nluug dot nl>
- Cc: Jan Hubicka <jh at suse dot cz>, gcc-patches at gcc dot gnu dot org,rth at cygnus dot com, aj at suse dot de, patches at x86-64 dot org
- Date: Tue, 3 Sep 2002 14:09:43 +0200
- Subject: Re: [3.2, mainline] fix spec2000 sixtrack misscompilation
- References: <20020902100956.GO7191@kam.mff.cuni.cz> <3D73E004.4000307@moene.indiv.nluug.nl>
> Jan Hubicka wrote:
>
> >this patch fixes latent bug (exhibiting in 3.2.x too) that causes us to
> >misscompile sixtrack from SPEC2000.
>
> That's a strange definition of "latent" you're using ...
The bug is there since Richard's new aliasing code went in. It is more
than year, so I guess it classify.
>
> >The problem is that sixtrack uses global
> >variables as iteration counters
>
> Ah, would this fix perchance happen to cure GNATS entry fortran/7278 too ?
>
> If so, could you please close that bug report ?
It looks like same problem. I can't test right now, but I will do so
in case the patch will be approved. I think it is better to close the
bugreports once the patch goes in so the bugfix doesn't get lost.
Honza
>
> Thanks in advance,
>
> --
> Toon Moene - mailto:toon@moene.indiv.nluug.nl - phoneto: +31 346 214290
> Saturnushof 14, 3738 XG Maartensdijk, The Netherlands
> Maintainer, GNU Fortran 77: http://gcc.gnu.org/onlinedocs/g77_news.html
> Join GNU Fortran 95: http://g95.sourceforge.net/ (under construction)