> No one wants the overhead on current hardware Well it depends. That overhead may be quite acceptable in many places. Certainly not 'no one'. However you've n

> No one wants the overhead on current hardware Well it depends. That overhead may be quite acceptable in many places. Certainly not 'no one'. However you've not quantified what that might be, IIRC some guy turned on int overflow/underflow checking and it only cost 3% extra time. Guess that's down to speculation & branch prediction. I don't like any overhead in time or hardware either, but measure first.