[PATCH] D37920: Resubmit (Fixed) "[lit] Force site configs to be run before source tree configs"

[Reid Kleckner via Phabricator via llvm-commits]

rnk added a comment.

This is problematic because people already complain about how compiler-rt depends on the LLVM source tree for gtest sources: https://bugs.llvm.org/show_bug.cgi?id=33693


https://reviews.llvm.org/D37920