[PATCH] D81156: [Support] Create a tied stream class and use it for errs()

[Fangrui Song via Phabricator via llvm-commits]

MaskRay requested changes to this revision.
MaskRay added a comment.
This revision now requires changes to proceed.

Sorry, undo LGTM. Is it worth making tied_to an opt-in feature? i.e. for command line utilities, they can run `errs().tie(outs())`.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D81156/new/

https://reviews.llvm.org/D81156