Does Altera support IIR compiler? - Does Altera support IIR compiler? Description Unfortunately, Altera ® no longer supports nor provides IIR compiler. This core was obsolete in Q4, 2003. Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['novalue'] novalue novalue ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']