I'm pretty surprised by the comments regarding integer overflow penalties. I'd gotten the impression that we've been able to easily able to get it for < 10%, an

I'm pretty surprised by the comments regarding integer overflow penalties. I'd gotten the impression that we've been able to easily able to get it for < 10%, and sometimes closer to no overhead: http://danluu.com/integer-overflow/ http://danluu.com/integer-overflow/