------- Comment #14 from dberlin at gcc dot gnu dot org 2009-09-06 14:15
-------
Subject: Re: [4.4/4.5 Regression] ICE in
compute_antic, at tree-ssa-pre.c:2419
On Sun, Sep 6, 2009 at 8:41 AM, rguenth at gcc dot gnu dot
org<gcc-bugzi...@gcc.gnu.org> wrote:
>
>
> ------- Comment #12 from rguenth at gcc dot gnu dot org 2009-09-06 12:41
> -------
> This is what I am thinking of:
Think harder ;)
The maximal set is the initialization vector for this problem.
If we were using sbitmaps, it would be the equivalent of all ones.
Adding more things to it in the middle of the problem can't possibly be right.
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