https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68117
--- Comment #22 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- (In reply to Joost VandeVondele from comment #21) > likely so, since my testcase is Fortran based. For me the nightly build of > CP2K now fails with > > /data/vjoost/gnu/cp2k/cp2k/makefiles/../src/pw_spline_utils.F:2303:0: > > SUBROUTINE add_fine2coarse(fine_values_pw,coarse_coeffs_pw,& > > > internal compiler error: Segmentation fault > 0xb525df crash_signal > ../../gcc/gcc/toplev.c:336 > 0x1322c4c dr_misalignment > ../../gcc/gcc/tree-vectorizer.h:889 > 0x1322c4c aligned_access_p > ../../gcc/gcc/tree-vectorizer.h:902 > 0x1322c4c vect_supportable_dr_alignment(data_reference*, bool) > ../../gcc/gcc/tree-vect-data-refs.c:5863 > 0xd96d9f vectorizable_load > ../../gcc/gcc/tree-vect-stmts.c:6706 > 0xda061d vect_transform_stmt(gimple*, gimple_stmt_iterator*, bool*, > _slp_tree*, _slp_instance*) > ../../gcc/gcc/tree-vect-stmts.c:7998 > 0xdc0a31 vect_schedule_slp_instance > ../../gcc/gcc/tree-vect-slp.c:3468 > > not sure if it is related. No, that is PR68324 caused by Richi's recent vectorizer changes.