[PATCH] D49672: [CMake] Honor LLVM_EXTERNAL_<proj>_SOURCE_DIR

[David Greene via Phabricator via llvm-commits]

greened added a comment.

Ping.  Just looking for a yea or nay on this.  It seems like a good idea to make the build less confusing, and having explicitly-given paths override implicit paths seems least surprising to me.


Repository:
  rL LLVM

https://reviews.llvm.org/D49672