[PATCH] Enable unrolling of multi-exit loops

[Mark Heffernan]

Hi Andrew,

Do you mind having a look?

Thanks!
Mark

On Thu, Oct 2, 2014 at 10:25 AM, Mark Heffernan <meheff at google.com> wrote:

> http://reviews.llvm.org/D5550
>
> Files:
>   include/llvm/Analysis/ScalarEvolution.h
>   lib/Analysis/ScalarEvolution.cpp
>   test/Analysis/ScalarEvolution/trip-count-pow2.ll
>   test/Transforms/LoopUnroll/scevunroll.ll
>
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