[clang] [clang][FMV] Direct-call FMV callees from FMV callers (PR #80093)

[Erich Keane via cfe-commits]

https://github.com/erichkeane commented:

My immediate response is that this sounds like something that OPT should be doing here, not us.  We typically do NOT do this sort of thing the CFE, and do not want to do opt-type stuff in the CFE. 

Is there good reason that this isn't a part of the inliner?

https://github.com/llvm/llvm-project/pull/80093