[PATCH] D132821: [clang][Parse] Fix crash when emitting template diagnostic

[Aaron Ballman via Phabricator via cfe-commits]

aaron.ballman accepted this revision.
aaron.ballman added a comment.

LGTM presuming precommit CI comes back green, but please don't forget the release note.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D132821/new/

https://reviews.llvm.org/D132821