[PATCH] [Reassociation] Add support for reassociation with unsafe algebra.

[Michael Ilseman]

LGTM WRT unsafe-algebra and usage/preservation of fast-math flags.

On Jun 12, 2014, at 3:20 PM, Chad Rosier <mcrosier at codeaurora.org> wrote:

> All,
> The purpose of this patch is to add support for reassociation with unsafe
> algebra.
> 
> I've performed correctness testing on AArch64 with our internal test suite
> and saw no correctness regressions. I'm currently running correctness
> against ARMv7.
> 
> The performance improvements look good, but I'm unable to share the
> numbers at this time; I'll see what I can do(, but no promises).
> 
> Please have a look!
> 
> Chad
> 
> http://reviews.llvm.org/D4129
> 
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