[llvm] [BOLT] Optimize basic block loops to avoid n^2 loop (PR #156243)

[Paschalis Mpeis via llvm-commits]

https://github.com/paschalis-mpeis commented:

Hey @Mark-Simulacrum,

Thanks for your patch. Tests appear to hang, however, your current version includes 69ccc394713aca2c031b748c5020c9da2c31de53 (now reverted) which caused some issues.

Could you rebase to latest main so we can verify that?

https://github.com/llvm/llvm-project/pull/156243