message: TFLite iOS example: Restrict iOS target to arm64.
diff: SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
  SWIFT_OPTIMIZATION_LEVEL = "-Onone";
  SWIFT_VERSION = 3.0;
  + VALID_ARCHS = arm64;
  };
  name = Debug;
  };
  PRODUCT_NAME = "$(TARGET_NAME)";
  SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
  SWIFT_VERSION = 3.0;
  + VALID_ARCHS = arm64;
  };
  name = Release;
  };
  