[PATCH] D20490: [Parser] Fix a crash on invalid where a delayed TypoExpr was corrected twice

[Richard Smith via cfe-commits]

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

Let's go ahead with this for now and figure out the proper way to handle this as a follow-up change.


http://reviews.llvm.org/D20490