https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95356
--- Comment #9 from Martin Liška <marxin at gcc dot gnu.org> --- Reopening as the following is ICEing: $ gcc /home/marxin/Programming/gcc/gcc/testsuite/gcc.target/i386/pr95356.c -c -O3 -mavx512dq during GIMPLE pass: slp /home/marxin/Programming/gcc/gcc/testsuite/gcc.target/i386/pr95356.c: In function ‘f1’: /home/marxin/Programming/gcc/gcc/testsuite/gcc.target/i386/pr95356.c:8:1: internal compiler error: in vect_create_constant_vectors, at tree-vect-slp.c:3674 8 | f1 (void) | ^~ 0x769846 vect_create_constant_vectors /home/marxin/Programming/gcc/gcc/tree-vect-slp.c:3674 0x769846 vect_schedule_slp_instance /home/marxin/Programming/gcc/gcc/tree-vect-slp.c:4066 0x10d3508 vect_schedule_slp_instance /home/marxin/Programming/gcc/gcc/tree-vect-slp.c:4071 0x10d3508 vect_schedule_slp_instance /home/marxin/Programming/gcc/gcc/tree-vect-slp.c:4071 0x10d9552 vect_schedule_slp(vec_info*) /home/marxin/Programming/gcc/gcc/tree-vect-slp.c:4303 0x10dbffc vect_slp_bb_region /home/marxin/Programming/gcc/gcc/tree-vect-slp.c:3342 0x10dbffc vect_slp_bb(basic_block_def*) /home/marxin/Programming/gcc/gcc/tree-vect-slp.c:3465 0x10dd9ef execute /home/marxin/Programming/gcc/gcc/tree-vectorizer.c:1320 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions.