Anyone done much with Icarus compiled with -march=nocona ? At the moment, I'm using the CVS head, so I'm using -g, but for some big sims, I'd like to squeeze out every last bit of performance, so I'm wondering if x86-64 would help much. (This is under MacOS.) -- Timothy Normand Miller http://www.cse.ohio-state.edu/~millerti Open Graphics Project