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Re: gcc bootstrap broken on i686-linux-gnu
- From: Roger Sayle <roger at eyesopen dot com>
- To: Andreas Jaeger <aj at suse dot de>
- Cc: Graham Stott <graham dot stott at btinternet dot com>, <gcc at gcc dot gnu dot org>, <gcc-patches at gcc dot gnu dot org>
- Date: Thu, 1 Aug 2002 09:50:35 -0600 (MDT)
- Subject: Re: gcc bootstrap broken on i686-linux-gnu
On Thu, 1 Aug 2002, Andreas Jaeger wrote:
> Graham Stott <graham.stott@btinternet.com> writes:
> > I think Roger's patch just tickles a problem in the x86 backend.
> >
> > register_operand may also match SUBREG which isn't valid for the
> > REGNO macro hence the abort when enable checking is enabled.
> >
> > I think the uses of FP_REGNO_P (REGNO (...)) should be FP_REG_P (...)
> > which checks it's operand is a REG before checking the REGNO.
> >
> > I've got such a patch in the works.
>
> The bootstrap problem still exists for me. I haven't tested Graham's
> patch but I've noticed that it's unreviewed and I expect it to solve
> the problem. Can somebody review it, please?
Make that two requests for someone to review this patch. The patch
itself is at http://gcc.gnu.org/ml/gcc-patches/2002-07/msg01753.html
Many thanks in advance,
Roger
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