[PATCH] Make ScalarEvolution::ComputeExitLimit more agressive

[Sanjoy Das]

ping!

On Fri, Jan 2, 2015 at 4:13 PM, Sanjoy Das
<sanjoy at playingwithpointers.com> wrote:
> Hi reames, hfinkel, atrick, majnemer,
>
> Test case included demonstrates a situation where this matters
>
> http://reviews.llvm.org/D6830
>
> Files:
>   include/llvm/IR/BasicBlock.h
>   lib/Analysis/ScalarEvolution.cpp
>   lib/IR/BasicBlock.cpp
>   test/Analysis/ScalarEvolution/compute-exit-limit-aggressively.ll
>
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