[PATCH] D63518: WIP BitStream reader: propagate errors

[JF Bastien via Phabricator via cfe-commits]

jfb added a comment.

All of `check-llvm` now passes. I'll look at other users of this stuff in the monorepo, compile and run their tests.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D63518/new/

https://reviews.llvm.org/D63518