Function atg_multi_margin_loss_backward

pub unsafe extern "C" fn atg_multi_margin_loss_backward(
    out__: *mut *mut C_tensor,
    grad_output_: *mut C_tensor,
    self_: *mut C_tensor,
    target_: *mut C_tensor,
    p_: *mut C_scalar,
    margin_: *mut C_scalar,
    weight_: *mut C_tensor,
    reduction_: i64,
)