https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87214
--- Comment #18 from Martin Liška <marxin at gcc dot gnu.org> --- One can reproduce that with Intel SDE simulator: https://software.intel.com/protected-download/267266/144917 $ ./sde-external-8.16.0-2018-01-30-lin/sde -skx -- /tmp/a.out wrong at: 3: is 15, should be 17 Aborted (core dumped)