RFC: Fix for crash in compute_antic

[Richard Guenther]

On Wed, Dec 31, 2008 at 11:40 PM, Mark Mitchell <mark@codesourcery.com> wrote:
>
>>>> This patch fixes a crash in compute_antic.
>
>>> This fixes part of PR 33649.
>> In fact it fixes all of them.
>
> That's good to know.  I still don't think this is a regression, though;
> as far as I know, the test-case would fail on that combination of
> options since the introduction of the options.  So I think it would be
> ill-mannered to check it in at this point.  But, if someone can find a
> regression in here, it's a straightforward patch.
>
> I couldn't figure out, when looking at the test case, why it didn't
> occur without disabling things.  It looked like the problematic code
> would still get run.  Are we just getting lucky?

I guess we're just getting lucky.  I think the patch should be applied
at this stage,
it's certainly obvious.

Thanks,
Richard.