old_contents: """Provides the repository macro to import LLVM."""
  
  load("//third_party:repo.bzl", "tf_http_archive")
  
  def repo(name):
      """Imports LLVM."""
      LLVM_COMMIT = "077f90315bec29443784a1bb2c55f3d7fc2eab64"
      LLVM_SHA256 = "b8204098753a27847e6084c95d7aa62083cc752ba29899b55058e38ea3f1c4f6"
  
      tf_http_archive(
          name = name,
          sha256 = LLVM_SHA256,
          strip_prefix = "llvm-project-{commit}".format(commit = LLVM_COMMIT),
          urls = [
              "https://storage.googleapis.com/mirror.tensorflow.org/github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
              "https://github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
          ],
          build_file = "//third_party/llvm:llvm.BUILD",
          patch_file = ["//third_party/llvm:macos_build_fix.patch", "//third_party/llvm:fix_ppc64le.patch", "//third_party/llvm:disable_typeid_check.patch"],
          link_files = {"//third_party/llvm:run_lit.sh": "mlir/run_lit.sh"},
      )
  
new_contents: """Provides the repository macro to import LLVM."""
  
  load("//third_party:repo.bzl", "tf_http_archive")
  
  def repo(name):
      """Imports LLVM."""
      LLVM_COMMIT = "54cc7de4bc01e6178213e4487d6ab49b809ba2b0"
      LLVM_SHA256 = "a939c493893b2d27ea87d0d28efc79f33cdee4c56ac5954bc19ca2222a29af9d"
  
      tf_http_archive(
          name = name,
          sha256 = LLVM_SHA256,
          strip_prefix = "llvm-project-{commit}".format(commit = LLVM_COMMIT),
          urls = [
              "https://storage.googleapis.com/mirror.tensorflow.org/github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
              "https://github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT),
          ],
          build_file = "//third_party/llvm:llvm.BUILD",
          patch_file = ["//third_party/llvm:macos_build_fix.patch", "//third_party/llvm:fix_ppc64le.patch", "//third_party/llvm:disable_typeid_check.patch"],
          link_files = {"//third_party/llvm:run_lit.sh": "mlir/run_lit.sh"},
      )
  
subject: Integrate LLVM at llvm/llvm-project@54cc7de4bc01