[PATCH] D49868: [Sema] Fix a crash by completing a type before using it

[John McCall via Phabricator via cfe-commits]

rjmccall added a comment.

Could you include a test that satisfies the exception but requires a template to be instantiated to check that?  It's probably already tested elsewhere, but still.


Repository:
  rC Clang

https://reviews.llvm.org/D49868