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Re: Bug in CFG or CD-DCE?

From: Diego Novillo <dnovillo at redhat dot com>
To: Steven Bosscher <stevenb at suse dot de>
Cc: "gcc at gcc dot gnu dot org" <gcc at gcc dot gnu dot org>
Date: Tue, 13 Jul 2004 06:53:22 -0400
Subject: Re: Bug in CFG or CD-DCE?
Organization: Red Hat Canada
References: <1089676479.3222.157.camel@localhost.localdomain> <200407130946.40456.stevenb@suse.de>

On Tue, 2004-07-13 at 03:46, Steven Bosscher wrote:

> Whether there's a FALLTHRU edge or not is irrelevant.  Block L22
> is not control dependent on block L41, itt is control dependent on
> block L26.
>
Exactly.  Though, I did try clearing/recomputing PDOM info.  That's
where the bug may be, ultimately.

>   Got a test case?
> 
execute/builtin-bitops-1.c.  However you will need my copy-prop patch. 
I can send it separately, if you've got some free cycles.


Thanks.  Diego.

Follow-Ups:
- Re: Bug in CFG or CD-DCE?
  - From: Diego Novillo

References:
- Bug in CFG or CD-DCE?
  - From: Diego Novillo
- Re: Bug in CFG or CD-DCE?
  - From: Steven Bosscher

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