[PATCH] D55750: [gn build] Add build files for opt and its dependency Transforms/Couroutines

[Petr Hosek via Phabricator via llvm-commits]

phosek accepted this revision.
phosek added a comment.
This revision is now accepted and ready to land.

LGTM


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D55750/new/

https://reviews.llvm.org/D55750