For multilib, EXTRA_MULTILIB_PARTS are used to build libgcc_s.so. I don't think it should be there at all.
-- Summary: EXTRA_MULTILIB_PARTS are used to build libgcc_s.so for multilib Product: gcc Version: 3.4.4 Status: UNCONFIRMED Severity: normal Priority: P2 Component: bootstrap AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: hjl at lucon dot org CC: gcc-bugs at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18533