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

[Chandler Carruth]

On Thu, Oct 16, 2014 at 7:55 AM, Zinovy Nis <zinovy.nis at gmail.com> wrote:

> Seems that adding -extra-vectorizer-passes doesn't help to vectorizer
> in my case. LoopRotation re-run does nothing.
>

Can you reduce this to a test case you can share?
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