MLIRContext *context = module->getContext();
  RewritePatternSet patterns(context);
  ConversionTarget target(*context);
  target.addIllegalOp<UnrealizedConversionCastOp>();
  populateReconcileUnrealizedCastsPatterns(patterns);
  if (failed(applyPartialConversion(module, target, std::move(patterns)))) {
    return module->emitError("Failed to fold unrealized cast");
  }
  return success();
}