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Quick question about "undefined reference to `alt_ic_isr_register'"

Altera_Forum
Honored Contributor II
‎11-29-2011 10:50 PM
1,596 Views

Hi! 

 

I wonder if someone know why i keep getting this error message: "undefined reference to `alt_ic_isr_register'". I have included the library <sys/alt_irq.h>, is there anything else i should do? I am trying to implement an Avalon MM slave with interrupts in Quartus 9.1sp2. 

 

Regards
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Altera_Forum
Honored Contributor II
‎11-30-2011 06:27 AM
520 Views

use alt_irq_register().

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For more complete information about compiler optimizations, see our Optimization Notice.