message: [TF:XLA] Bump open source llvm revision to r373503
diff: @@ -550,11 +550,11 @@ def tf_repositories(path_prefix = "", tf_repo_name = ""):
  tf_http_archive(
  name = "llvm",
  build_file = clean_dep("//third_party/llvm:llvm.autogenerated.BUILD"),
  - sha256 = "9195c9f3c9a6ae7497737943df74a1faee97545a0184522fa55d00e5e9d1784c",
  - strip_prefix = "llvm-f8fdbd17d38416dafeefc48e536fb7e489c84759",
  + sha256 = "65a76b7f6e35ac96c7c2b853a1ba0f21d7a813208a1b40bd4a1567f2e83fb93f",
  + strip_prefix = "llvm-091f50348a699dbaac6bad4ed5aa9962bb910ff6",
  urls = [
  - "https://mirror.bazel.build/github.com/llvm-mirror/llvm/archive/f8fdbd17d38416dafeefc48e536fb7e489c84759.tar.gz",
  - "https://github.com/llvm-mirror/llvm/archive/f8fdbd17d38416dafeefc48e536fb7e489c84759.tar.gz",
  + "https://mirror.bazel.build/github.com/llvm-mirror/llvm/archive/091f50348a699dbaac6bad4ed5aa9962bb910ff6.tar.gz",
  + "https://github.com/llvm-mirror/llvm/archive/091f50348a699dbaac6bad4ed5aa9962bb910ff6.tar.gz",
  ],
  )
  