Creating release candidate rc4 from release_370 branch

git-svn-id: https://llvm.org/svn/llvm-project/polly/tags/RELEASE_370@246116 91177308-0d34-0410-b5e6-96231b3b80d8
1643 files changed
tree: 9ba5049bc4187054aadf112e1aa36b3bdff985f4
  1. rc1/
  2. rc2/
  3. rc3/
  4. rc4/