https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97623
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- Created attachment 49462 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49462&action=edit modified testcase Moved the #defines, with -DNO_TOP -DNO_BOTTOM -DNO_FINAL there's now 5 insert iterations instead of the usually expected two.