[llvm] [ML Inliner] Fix inconsistancy between CallGraph and FunctionLevels (PR #122830)

[Aiden Grossman via llvm-commits]

boomanaiden154 wrote:

> Any hints?

Have you tried `llvm-reduce` yet? I would probably take the translation unit/ThinLTO backend action where this is occurring, extract the bitcode/textual IR, and then run `llvm-reduce` over it. I would guess that gives you a much smaller test case that you can then play around with.

https://github.com/llvm/llvm-project/pull/122830