Method do_teardown

examples/cl_sgemm.cpp:182–188

        CLScheduler::get().sync();
    }
    void do_teardown() override
    {
        if (!output_filename.empty()) /* Save to .npy file */
        {
            save_to_npy(dst, output_filename, is_fortran);
        }
    }

private:
    CLTensor    src0{};