pub unsafe extern "C" fn atg_fft_ihfftn(
    out__: *mut *mut C_tensor,
    self_: *mut C_tensor,
    s_data: *const i64,
    s_len: c_int,
    dim_data: *const i64,
    dim_len: c_int,
    norm_ptr: *const u8,
    norm_len: c_int
)