message: Disable inner unrolling for vectorization for binary operations for now.
  The tiling heuristic is not clever enough, yet, to handle this properly.
diff: @@ -328,7 +328,8 @@ gen_kernel_library(
  "f64",
  "i64",
  ],
  - unroll_factors = "4",
  + # TODO(b/174543802): Enable once fusion heursitics is better.
  + # unroll_factors = "4",
  )
  gen_kernel_library(
  @@ -346,7 +347,8 @@ gen_kernel_library(
  "i32",
  "i64",
  ],
  - unroll_factors = "4",
  + # TODO(b/174543802): Enable once fusion heursitics is better.
  + # unroll_factors = "4",
  )
  [
  