http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55286
--- Comment #12 from wbrana <wbrana at gmail dot com> 2012-11-17 15:01:34 UTC --- more exact CFLAGS -fomit-frame-pointer -Wall -O3 -funroll-loops -g0 -march=corei7 -ffast-math -fno-PIE -fno-exceptions -fno-stack-protector -static