http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50051
--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-12-07 16:00:25 UTC --- (In reply to comment #3) > Thanks Andrew. Does this force the generation of FP instructions, which are > then emulated through OS traps? Yes and the traps are always enabled in newish kernels.