[llvm-branch-commits] [llvm][IR] Extend BranchWeightMetadata to track provenance of weights (PR #86609)

[Paul Kirth via llvm-branch-commits]

ilovepi wrote:

@MatzeB @david-xl are there any lingering issues I've missed? I think all the comments have been addressed now.

https://github.com/llvm/llvm-project/pull/86609