Hello all, What is a difference between: `-march=pentiumpro' and `-march=i686' ? `-mcpu=pentiumpro' and `-mcpu=i686' ? And what are best optimization options (for code speed, of course) flags for PIII and Athlon processors in gcc 2.95.2 ? Thanks, -- Dmitry Antipov <antipov@rosnet.ru> Rosnet JSC +7 (095) 7558560 (4304)