value = v;
    }
    if (!value) return failure();
    rewriter.replaceOpWithNewOp<TF::IdentityOp>(op, value.getType(), value);
    return success();
  }
};

class HandleOptionalGet : public OpRewritePattern<TF::OptionalGetValueOp> {
 public:
  using OpRewritePattern::OpRewritePattern;
  LogicalResult matchAndRewrite(TF::OptionalGetValueOp op,