sources:
  cfe-3.9.0.src.tar.xz: 00d49ee82451130a8e1e7b1d56cffa37b783bcb2
  clang-tools-extra-3.9.0.src.tar.xz: 396ad1af7a8d3cff015a644e595f35553a7548c4
  compiler-rt-3.9.0.src.tar.xz: a306d576e84b7ee048ebb0ae5ca72e6ec9e1c549
  llvm-3.9.0.src.tar.xz: da792f11a208d5b994c4fe1c8faa20f90ff0e4a3
  polly-3.9.0.src.tar.xz: 9d5809bd413b05de18480b69fcf6dbe8d3b1f9ac