[PATCH] D35954: Reject merging of empty manifest.

[Rui Ueyama via Phabricator via llvm-commits]

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

Then please change the commit message so that it says this patch adds a test for an empty manifest. LGTM


https://reviews.llvm.org/D35954