[PATCH] D94232: [LoopRotate] Add PrepareForLTO stage, avoid rotating with inline cands (WIP).

Dávid Bolvanský via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Sun Jan 17 14:26:17 PST 2021


xbolva00 added a comment.

In D94232#2498309 <https://reviews.llvm.org/D94232#2498309>, @sanwou01 wrote:

> Turns out the failing benchmarks are due to a miscompilation with -g3 (which we add to profiled runs).  The patch does seem to make that miscompilation more likely. I'll try to reduce that separately, but at least I'll have some performance numbers shortly.

This is worrying, -g3 should not cause miscompiles w/o this patch.


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https://reviews.llvm.org/D94232



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