[llvm] Adding Matching and Inference Functionality to Propeller-PR3: Read basic block hashes from propeller profile. (PR #164223)

[via llvm-commits]

wdx727 wrote:

> Please add a test for this. Just to make sure that the hashes are read and errors can be detected (like basic-block-sections-clusters-error.ll).

Done.

https://github.com/llvm/llvm-project/pull/164223