https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83653
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|[6 Regression] GCC fails to |[6/7/8 Regression] GCC |remove a can't-happen call |fails to remove a |on ia64 |can't-happen call on ia64 Known to fail| |4.9.4, 5.5.0, 6.2.0, 7.2.0 --- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- So I just assume trunk fails as well.