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Re: optimization/8599: [3.2 regression] loop unroll bug with -march=k6-3
- From: Franz Sirl <Franz dot Sirl-kernel at lauterbach dot com>
- To: Eric Botcazou <ebotcazou at libertysurf dot fr>
- Cc: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 1 Dec 2002 15:19:04 +0100
- Subject: Re: optimization/8599: [3.2 regression] loop unroll bug with -march=k6-3
- References: <20021128122933.25461.qmail@sources.redhat.com> <5.2.0.9.2.20021129112330.04473df0@mail.lauterbach.com> <200211301508.03377.ebotcazou@libertysurf.fr>
On Saturday 30 November 2002 15:08, Eric Botcazou wrote:
> > Now, the problematic part is the doloop.c hunk as I just verified. So we
> > have to find out how to fix it or we have to revert the patch on the
> > branch
>
> Try the attached patch.
Neither with my version of the backport nor with yours the regression is
fixed. But I can confirm that there is no such bug in the mainline.
Franz.