[PATCH] D25354: Treat polly as "in tree" if LLVM_EXTERNAL_POLLY_SOURCE_DIR is provided

[Michael Kruse via llvm-commits]

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

Well, the other occurrences might have already been removed. Since this works: LGTM


Repository:
  rL LLVM

https://reviews.llvm.org/D25354