[libc] [lldb] [llvm] [mlir] [polly] Fix simple bugs (PR #117151)

[Amir Ayupov via llvm-commits]

https://github.com/aaupov commented:

BOLT changes look good, thank you for fixing those. If you split them out, I can help land it sooner.

https://github.com/llvm/llvm-project/pull/117151