[LLVMdev] RFC: Should we have (something like) -extra-vectorizer-passes in -O2?

[Chandler Carruth]

On Thu, Oct 16, 2014 at 11:38 AM, Hal Finkel <hfinkel at anl.gov> wrote:

> He had posted one earlier here:
>
> http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20141006/238660.html
> (Arnold had posted some analysis here:
> http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20141006/239144.html
> - which I imagine you saw)
>

Doh, sorry. I saw Arnold's analysis but (wrongly) assumed that a complete
working test case wasn't available which is why Arnold expected loop-rotate
to fix this when it didn't. My bad.
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