https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114319
--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Pali Rohár from comment #3) > --with-arch-32=i686 This basically causes SSE to be disabled for 32bit by default ... With the default options to configure GCC, -m32 for x86_64 still enables sse ...