https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65258
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- Created attachment 34921 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34921&action=edit untested patch Patch to add additional asserts and to better handle UNDEFINED in propagation.
