> It doesn't take months to add -Wno-deprecated to a Makefile. After which you no longer have any visibility on what deprecated fxns you're calling, which mean

> It doesn't take months to add -Wno-deprecated to a Makefile. After which you no longer have any visibility on what deprecated fxns you're calling, which means one day updating that library again is going to completely block you until you rework your interface. -Wno-error=deprecated would probably be better.