[libcxx-commits] [libcxx] [lit] Clean up internal shell parse errors with ScriptFatal (PR #68496)

[Thomas Preud'homme via libcxx-commits]

https://github.com/RoboTux commented:

LGTM, happy to approve once the typing annotation has been added and approved by people knowledgeable on it.

https://github.com/llvm/llvm-project/pull/68496