[PATCH] D127923: [Diagnostics] Accept newline and format diag opts on first line

[Balázs Benics via Phabricator via cfe-commits]

steakhal added a comment.

Please, consider updating the summary to clearly specify the motivation for making this change.
It describes what this patch intends to do, but I'm about the why.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D127923/new/

https://reviews.llvm.org/D127923