[flang-commits] [flang] [flang] Use precompiled parsing headers (PR #130600)

[Kajetan Puchalski via flang-commits]

mrkajetanp wrote:

> I'm not in favor of this, I think this is way too fragile. We should favor methods that are more self-explanatory (and thus harder to break unknowingly).

Hopefully David's suggestion should assuage the concerns here - this doesn't actually require removing any of the already existing includes. CMake can handle this completely transparently.

https://github.com/llvm/llvm-project/pull/130600