[Bug tree-optimization/18694] [4.0 regression] loop miscompilation at -O1 (-ftree-ch)

["law at redhat dot com" <gcc-bugzilla@gcc.gnu.org>]

------- Additional Comments From law at redhat dot com  2004-12-09 18:12 -------
Subject: Re:  [4.0 regression] loop
	miscompilation at -O1 (-ftree-ch)

On Thu, 2004-12-09 at 16:57 +0000, kazu at cs dot umass dot edu wrote:
> ------- Additional Comments From kazu at cs dot umass dot edu  2004-12-09 16:57 -------
> Created an attachment (id=7714)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7714&action=view)
>  --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7714&action=view)
> a new patch
> 
> I think this new patch is conceptually more correct.
> See the comments in the patch.
I certainly agree it's conceptually more correct.  However, I still want
to have a clear understanding of why the first patch produced failures.

I'll be poking at the first patch shortly.
Jeff




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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18694

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