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Re: gcc bootstrap broken on i686-linux-gnu


Graham Stott <graham.stott@btinternet.com> writes:

> Andreas,
>
> 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?

Thanks,
Andreas
-- 
 Andreas Jaeger
  SuSE Labs aj@suse.de
   private aj@arthur.inka.de
    http://www.suse.de/~aj


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