------- Comment #4 from dberlin at gcc dot gnu dot org 2006-03-09 23:31 -------
Subject: Re: [4.2 Regression] ICE in in
add_virtual_operand
On Thu, 2006-03-09 at 22:54 +0000, pinskia at gcc dot gnu dot org wrote:
>
> ------- Comment #3 from pinskia at gcc dot gnu dot org 2006-03-09 22:54
> -------
> The difference between copyprop and before is the following.
> Before:
> rv.0_3 = rv.0_2;
> # VUSE <NMT.7_13>;
> D.1900_4 = rv.0_3->d;
>
> After:
> rv.0_3 = rv.0_2;
> # VUSE <SMT.6>;
> D.1900_4 = rv.0_2->d;
This is nonsensical, and very bad.
>
>
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26626
