[PATCH] D114677: [AArch64] Avoid crashing on invalid -Wa,-march= values

[Thorsten via Phabricator via cfe-commits]

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

LGTM


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D114677/new/

https://reviews.llvm.org/D114677