https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64935
--- Comment #9 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- Your patch bootstraps / tests fine on ppc64. GCC_COMPARE_DEBUG=1 kernel build also succeeds. Thanks. (If you want access to ppc machines get a compile farm account: https://gcc.gnu.org/wiki/CompileFarm There are several POWER boxes available.)