Function torch_sys::at_run_backward

pub unsafe extern "C" fn at_run_backward(
    arg: *const *mut C_tensor,
    ntensors: c_int,
    inputs: *const *mut C_tensor,
    ninputs: c_int,
    outputs: *mut *mut C_tensor,
    keep_graph: c_int,
    create_graph: c_int
)