https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78614
--- Comment #20 from Jakub Jelinek <jakub at gcc dot gnu.org> --- (In reply to Alan Modra from comment #19) > Cancel those last three comments. I wasn't actually testing with Jakub's > rs6000.c patch. > > Everything now looks good with Jakub's rs6000.c and simplify-rtx.c patch, > plus the rs6000.c insn_is_swappable_p patch I just committed. No internal > compiler errors with --enable-checking=yes,rtl. Thanks for the testing.