IIRIRA was not a 'Clinton' bill. It was initially drafted by Lamar Smith (r) of Texas (HR 2202) and subsequently attached to an appropriations bill (HR 2610), and passed with a bipartisan veto-proof majority.

https://www.congress.gov/bill/104th-congress/house-bill/2202

https://www.congress.gov/bill/104th-congress/house-bill/3610

It's easier than ever to check legal assertions before you post instead of posting incorrect information.