[PATCH] D125868: [Driver] Recognize -std=gnu++20 enables C++ modules

[Sam McCall via Phabricator via cfe-commits]

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

LG, but can you change the patch description as you're bringing the set up to date rather than just adding gnu++20


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D125868/new/

https://reviews.llvm.org/D125868