[PATCH] D67593: [bugpoint] Add support for -Oz and properly enable -Os.

Florian Hahn via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Sep 17 01:26:01 PDT 2019


fhahn added a comment.

In D67593#1671961 <https://reviews.llvm.org/D67593#1671961>, @efriedma wrote:

> LGTM
>
> I took a quick glance at what opt is doing, and I see a few differences that likely matter:
>
> 1. bugpoint never calls createTargetTransformInfoWrapperPass
> 2. bugpoint never calls adjustPassManager
> 3. bugpoint doesn't tweak Builder.LoopVectorize/Builder.SLPVectorize the same way


Yep, I'll look into making additional adjustments as follow-ups.


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D67593/new/

https://reviews.llvm.org/D67593





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