------- Additional Comments From dberlin at gcc dot gnu dot org 2005-06-22
19:23 -------
Subject: Re: [4.1 regression] ICE in
first_vi_for_offset, at tree-ssa-structalias.c:2506
On Wed, 2005-06-22 at 19:02 +0000, pinskia at physics dot uc dot edu
wrote:
> ------- Additional Comments From pinskia at physics dot uc dot edu
> 2005-06-22 19:02 -------
> Subject: Re: [4.1 regression] ICE in first_vi_for_offset, at
> tree-ssa-structalias.c:2506
>
>
> On Jun 22, 2005, at 2:59 PM, bkoz at gcc dot gnu dot org wrote:
>
> >
> > ------- Additional Comments From bkoz at gcc dot gnu dot org
> > 2005-06-22 18:59 -------
> >
> > Ah, the old "can't find the tunnel at the end of the bridge at the end
> > of this
> > hole" problem. Bummer. I hate it when that happens.
> >
> > Is there an easier way than -O0 to revert back to the old behavior?
>
> yes -fno-tree-salias.
>
No, that won't help either :)
There is no way to revert to the old behavior, you'd have to add flags
for PTA, which will break the SSA path, since we rely on it)
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22071
