[PATCH] D130981: [yaml2obj] Add a `-E` flag to preprocess only.

[Fangrui Song via Phabricator via llvm-commits]

MaskRay added a comment.

LGTM. Note: if I proposed the patch, I would wait a bit longer before landing.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D130981/new/

https://reviews.llvm.org/D130981