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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: Sat, 21 Dec 2002 00:08:14 +0100
Subject: Re: optimization/8599: [3.2 regression] loop unroll bug with -march=k6-3
References: <200212071523.31893@enzo.bigblue.local> <5.2.0.9.2.20021212152125.01ac4ba8@mail.lauterbach.com> <200212160947.31317.ebotcazou@libertysurf.fr>

On Monday 16 December 2002 09:47, Eric Botcazou wrote:
> Hi Franz,
>
> I think the correct fix is attached (pr8599-2.diff). It produces valid code
> on K6 at -O2 -funroll-loops in all cases and passed a complete cycle of
> bootstrapping/regtesting.
>
> Could you test it on powerpc-linux-gnu (after reverting the first patch
> pr8599-1.diff) when you have some time ? Thanks in advance.

This regtested fine for me on powerpc-linux-gnu and i686-linux-gnu.

Thanks,
Franz.

Follow-Ups:
- Re: optimization/8599: [3.2 regression] loop unroll bug with -march=k6-3
  - From: Eric Botcazou

References:
- Re: optimization/8599: [3.2 regression] loop unroll bug with -march=k6-3
  - From: Franz Sirl
- Re: optimization/8599: [3.2 regression] loop unroll bug with -march=k6-3
  - From: Franz Sirl
- Re: optimization/8599: [3.2 regression] loop unroll bug with -march=k6-3
  - From: Eric Botcazou

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