[PATCH] Fix PR21694 - Revert improper use of divide in SCEV HowFarToZero computation

[David Majnemer]

Mark, I think we can just go ahead and commit this.  The change brings us
back to code which we already had and stops us from miscompiling.

On Fri, Dec 5, 2014 at 1:30 PM, Mark Heffernan <meheff at google.com> wrote:

> Andrew, any comment on this?  This just reverts back to a previous more
> conservative (and correct) analysis.
>
> Mark
>
> On Thu, Dec 4, 2014 at 10:25 PM, David Majnemer <david.majnemer at gmail.com>
> wrote:
>>
>> LGTM
>>
>> http://reviews.llvm.org/D6546
>>
>>
>>
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