http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56277
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> 2013-02-10 19:39:41 UTC --- This is not needed for most of libgcc.a as each function is in its own object file inside the archive. This is much better than -ffunction-sections to begin with.
