[LLVMdev] [Loop Vectorize] Question on -O3

Renato Golin renato.golin at linaro.org
Tue Jul 2 04:47:40 PDT 2013

On 2 July 2013 12:26, Duncan Sands <baldrick at free.fr> wrote:

> Anyway, since "opt" is a developer tool I think it is reasonable to
> require people to understand stuff rather than trying to have it all happen
> automagically (such an automagic system wouldn't be useful for clang and
> other
> frontends anyway, so in a sense would just represent pointless complexity).

Yes. Opt should be bare, but Clang/llc could have some facility in that

I agree they're not dependencies, but they might give the wrong impression
when the "nice-to-have" passes didn't run...

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