This reverts commit 624dcd8d53c1ffe10fbc936b186a98ec7fa1c865. Breaks check-llvm on Windows, see https://reviews.llvm.org/D149996#4332381
This reverts commit 624dcd8d53c1ffe10fbc936b186a98ec7fa1c865. Breaks check-llvm on Windows, see https://reviews.llvm.org/D149996#4332381