Revert "[CMake] Remove `CMAKE_.*_OUTPUT_DIRECTORY` (NFCI)"

Summary:
It appears polly makes use of the `CMAKE_RUNTIME_OUTPUT_DIRECTORY` variable
when configuring its lit test suite. Reverting this for now.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@314551 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed