fix printf warnings in compiler.cpp
fix printf warnings in compiler.cpp

badlogic/avian,getlantern/avian,bigfatbrowncat/avian-pack.avian,marcinolawski/avian,minor-jason/avian,marcinolawski/avian,ucdseniordesign/avian,ucdseniordesign/avian,badlogic/avian,joshuawarner32/avian,minor-jason/avian,joshuawarner32/avian,dicej/avian,dicej/avian,lostdj/avian,bgould/avian,getlantern/avian,lostdj/avian,lostdj/avian,minor-jason/avian,lwahlmeier/avian,joshuawarner32/avian,bgould/avian,getlantern/avian,dicej/avian,joshuawarner32/avian,marcinolawski/avian,MaartenR/avian,marcinolawski/avian,ucdseniordesign/avian,bgould/avian,minor-jason/avian,getlantern/avian,bgould/avian,badlogic/avian,lwahlmeier/avian,bigfatbrowncat/avian-pack.avian,MaartenR/avian,lwahlmeier/avian,dicej/avian,bigfatbrowncat/avian-pack.avian,MaartenR/avian,ucdseniordesign/avian,MaartenR/avian,bigfatbrowncat/avian-pack.avian,lostdj/avian,badlogic/avian,lwahlmeier/avian