http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60101
--- Comment #3 from Marek Polacek <mpolacek at gcc dot gnu.org> --- The difference I see is not that dramatic. float.c real 10m5.540s user 10m0.678s sys 0m0.172s double.c: real 7m54.983s user 7m50.344s sys 0m0.384s