Currently, on the GNU/Hurd target, gcc doesn't built crtfastmath.o, which is needed whenever one compiles with -ffast-math. The attached patch fixes this.
-- Summary: GNU/Hurd needs crtfm and dfprules too Product: gcc Version: 4.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: samuel dot thibault at ens-lyon dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31035