https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104253
--- Comment #18 from Peter Bergner <bergner at gcc dot gnu.org> --- (In reply to Eric Botcazou from comment #17) > The test fails on VxWorks, where there is no 128-bit long double: > > cc1: warning: The '-mfloat128' option may not be fully supported > > so it looks like a DejaGNU selector is missing. It's a dg-run test case, but the dg-require only uses ppc_float128_sw. There is a ppc_float128_hw which is probably what Mike meant to use?