[llvm-branch-commits] [llvm] [BOLT] Impute missing trace fall-through (PR #145258)

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https://github.com/ShatianWang approved this pull request.

This is a simple and elegant solution to the fallthrough undercounting problem. Thanks for working on it. I added a nit comment, but otherwise LGTM.

https://github.com/llvm/llvm-project/pull/145258