On Wed, Oct 06, 2004 at 10:06:33AM -0400, Patricio Bruna wrote: > very interesting, what its that -mtune=pentium4? where i can read about > it? It schedules instructions in a way that favours the P4 architecture, but does not use instructions specific to that chip. So the binaries will run on everything >=i386 (at least in theory, I think nobody actually tested FC on a 386 :), but will run even better on P4s.