kallisti5@xxxxxxxxxxx wrote: > +/* GCC 3.4 and onward have a built-in "population count" > + * feature that takes advantage of a cpu instruction > + */ > +// TODO : remove when access to BNetworkAddress is complete > +#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) You can just simplify this one to __GNUC__ > 4, as we don't support any other compiler, anyway. Oh, and if you find the time, please apply that optimization to BNetworkAddress as well. Bye, Axel.