http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52989
--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> 2012-06-18 15:47:16 UTC --- (In reply to comment #3) > (In reply to comment #2) > > (In reply to comment #1) > > I don't think we support --with-multilib-list yet for arm - > If not, what is the proper way to specify the libraries to build for ARM > (regular ARM ISA and Thumb-1 ISA)? You have to edit the t-arm-elf but the default is to enable arm and thumb multilibs.