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[Bug tree-optimization/19098] tree-ssa-dom.c has an "if" statement whose condition is probably wrong
- From: "law at redhat dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 21 Dec 2004 15:26:48 -0000
- Subject: [Bug tree-optimization/19098] tree-ssa-dom.c has an "if" statement whose condition is probably wrong
- References: <20041221055923.19098.kazu@cs.umass.edu>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From law at redhat dot com 2004-12-21 15:26 -------
Subject: Re: tree-ssa-dom.c has an "if"
statement whose condition is probably wrong
On Tue, 2004-12-21 at 08:07 +0000, kazu at cs dot umass dot edu wrote:
> ------- Additional Comments From kazu at cs dot umass dot edu 2004-12-21 08:07 -------
> Can we do something like the following?
>
> Avoid creating multiple entries to into a loop before the loop optimizations run.
> Try to thread every edge after the loop optimizations run.
Possibly. I don't know if it's worth the headache and cost though.
Jeff
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19098