https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55212
--- Comment #303 from Kazumoto Kojima <kkojima at gcc dot gnu.org> --- Created attachment 59174 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=59174&action=edit a patch replacing 59159 for sfunc issue No explicit clobber + sfunc_arg[012]_reg predicate version. Tested with libgcc/libstdc++v3 build and c testsuite only.