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From: Daniel Berlin <dberlin@dberlin.org>
To: gcc-bugzilla@gcc.gnu.org
Cc: gcc-bugs@gcc.gnu.org
Subject: Re: [Bug tree-optimization/26626] [4.2 Regression] ICE in in 	add_virtual_operand
Date: Thu, 09 Mar 2006 23:31:00 -0000	[thread overview]
Message-ID: <1141947097.30429.18.camel@linux.site> (raw)
In-Reply-To: <20060309225433.16818.qmail@sourceware.org>

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.

> 
> 


  reply	other threads:[~2006-03-09 23:31 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-03-09 22:40 [Bug tree-optimization/26626] New: " mueller at gcc dot gnu dot org
2006-03-09 22:40 ` [Bug tree-optimization/26626] " mueller at gcc dot gnu dot org
2006-03-09 22:52 ` [Bug tree-optimization/26626] [4.2 Regression] " pinskia at gcc dot gnu dot org
2006-03-09 22:54 ` pinskia at gcc dot gnu dot org
2006-03-09 23:31   ` Daniel Berlin [this message]
2006-03-09 23:31 ` dberlin at dberlin dot org
2006-03-09 23:58 ` pinskia at gcc dot gnu dot org
2006-03-10  0:39 ` dberlin at dberlin dot org
2006-03-10 10:40 ` rguenth at gcc dot gnu dot org
2006-03-10 10:51 ` mueller at gcc dot gnu dot org
2006-03-10 11:10 ` rguenth at gcc dot gnu dot org
2006-03-13 16:17 ` mueller at gcc dot gnu dot org
2006-03-13 16:52 ` dberlin at dberlin dot org
2006-03-13 16:56 ` mueller at gcc dot gnu dot org
2006-04-02 13:09 ` fxcoudert at gcc dot gnu dot org
2006-04-10 16:35 ` pinskia at gcc dot gnu dot org
2006-04-27 13:14 ` fxcoudert at gcc dot gnu dot org
2006-04-27 15:39 ` dberlin at dberlin dot org
2006-04-27 16:43 ` rguenth at gcc dot gnu dot org
2006-04-27 16:55 ` dberlin at dberlin dot org
2006-04-27 16:56 ` rguenth at gcc dot gnu dot org
2006-04-27 17:08 ` rguenth at gcc dot gnu dot org
2006-04-28 18:26 ` dannyb at google dot com
2006-05-03  3:19 ` dberlin at gcc dot gnu dot org
2006-05-03 13:02 ` mueller at gcc dot gnu dot org
2006-05-03 14:15 ` dberlin at dberlin dot org

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