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[Bug tree-optimization/32377] can't determine dependence (source/destination overlap without more than size)
- From: "sebpop at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 4 Jul 2007 07:21:19 -0000
- Subject: [Bug tree-optimization/32377] can't determine dependence (source/destination overlap without more than size)
- References: <bug-32377-33@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #10 from sebpop at gmail dot com 2007-07-04 07:21 -------
Subject: Re: can't determine dependence (source/destination overlap without
more than size)
> > I can submit a patch for merging that part of code in trunk if you need
> > this flag to test if you are in one or the other case.
>
> I guess we can't vectorize the loop in this PR without it, since we have to
> distinguish between the cases in comment #7 (the first loop should not be
> vectorized and the second one should).
>
I have committed the attached patch to trunk.
Sebastian
------- Comment #11 from sebpop at gmail dot com 2007-07-04 07:21 -------
Created an attachment (id=13841)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=13841&action=view)
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32377