message: Add a compiler prefix for the CentOS 6 toolchain.
diff: @@ -12,6 +12,7 @@ tensorflow_rbe_config(
  tensorflow_rbe_config(
  name = "centos6",
  compiler = "gcc",
  + compiler_prefix = "/opt/rh/devtoolset-7/root/usr/bin",
  os = "centos6",
  python_version = "3",
  )
  