[PATCH] D60606: [SimpleLoopUnswitch] Implement handling of prof branch_weights metadata for SwitchInst

[Yevgeny Rouban via Phabricator via llvm-commits]

yrouban added a comment.

In D60606#1464782 <https://reviews.llvm.org/D60606#1464782>, @reames wrote:

> 1. We appear to have the same lost profile problem for partial unswitching of branches.


Yes. But I believe that the fix would be unrelated to this patch. I do not see any way to fix branch_weights for partially unswitched branch instruction other than to drop the prof branch_weights metadata.


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