message: [TF:XLA] Bump open source llvm revision to r350887
diff: @@ -500,11 +500,11 @@ def tf_workspace(path_prefix = "", tf_repo_name = ""):
  tf_http_archive(
  name = "llvm",
  build_file = clean_dep("//third_party/llvm:llvm.autogenerated.BUILD"),
  - sha256 = "b85f0571c5d2997142cd379eda3def286b26671fabb8453c5d56fee6e0698f52",
  - strip_prefix = "llvm-437f3bdb2355b0f453a4b4824e4b74ed6b6a73a5",
  + sha256 = "1b5e02d72413ae0de88a4457ff549434ab9c7b4f583f628eb6f29a9d199e280f",
  + strip_prefix = "llvm-ec5ab87c7698f6ede8905f833db67cd16449e360",
  urls = [
  - "https://mirror.bazel.build/github.com/llvm-mirror/llvm/archive/437f3bdb2355b0f453a4b4824e4b74ed6b6a73a5.tar.gz",
  - "https://github.com/llvm-mirror/llvm/archive/437f3bdb2355b0f453a4b4824e4b74ed6b6a73a5.tar.gz",
  + "https://mirror.bazel.build/github.com/llvm-mirror/llvm/archive/ec5ab87c7698f6ede8905f833db67cd16449e360.tar.gz",
  + "https://github.com/llvm-mirror/llvm/archive/ec5ab87c7698f6ede8905f833db67cd16449e360.tar.gz",
  ],
  )
  