TfLiteRegistration* Register_QUANTIZE_OPT() {
  static TfLiteRegistration r = {quantize::Init, quantize::Free,
                                 quantize::Prepare,
                                 quantize::Eval<quantize::kGenericOptimized>};
  return &r;
}
TfLiteRegistration* Register_QUANTIZE_OPT() {
  static TfLiteRegistration r = {quantize::Init, quantize::Free,
                                 quantize::Prepare,
                                 quantize::Eval<quantize::kGenericOptimized>};
  return &r;
}