message: [TF:XLA] Bump open source llvm revision to r354852
diff: @@ -513,11 +513,11 @@ def tf_workspace(path_prefix = "", tf_repo_name = ""):
  tf_http_archive(
  name = "llvm",
  build_file = clean_dep("//third_party/llvm:llvm.autogenerated.BUILD"),
  - sha256 = "cf564d5b14db5e2a66b098d8eb1e6e288e7ea7f8aea1a8d1bbf3f1c8a6cca37f",
  - strip_prefix = "llvm-78f7736cbd364bcf143ced306d3219fa1dc77ad1",
  + sha256 = "5015c1bf87255222de1e4179b0cb13da3e5d33489a7b46276781d00b576a57da",
  + strip_prefix = "llvm-6656fc5a7891f33ea9bd30e77d463129a6ad666a",
  urls = [
  - "https://mirror.bazel.build/github.com/llvm-mirror/llvm/archive/78f7736cbd364bcf143ced306d3219fa1dc77ad1.tar.gz",
  - "https://github.com/llvm-mirror/llvm/archive/78f7736cbd364bcf143ced306d3219fa1dc77ad1.tar.gz",
  + "https://mirror.bazel.build/github.com/llvm-mirror/llvm/archive/6656fc5a7891f33ea9bd30e77d463129a6ad666a.tar.gz",
  + "https://github.com/llvm-mirror/llvm/archive/6656fc5a7891f33ea9bd30e77d463129a6ad666a.tar.gz",
  ],
  )
  