[PATCH] D139717: Revert "[Driver] Remove Joined -X"

[Roman Lebedev via Phabricator via cfe-commits]

lebedev.ri added a comment.

This is missing a test, like the original commit mentioned.
Why can you not just use the the split variant, `-X clang ...`?


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D139717/new/

https://reviews.llvm.org/D139717