https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85899
--- Comment #1 from Arseny Solokha <asolokha at gmx dot com> ---
gcc/testsuite/gcc.dg/vect/vect-cond-4.c does not need autopar:
% powerpc-e300c3-linux-gnu-gcc-9.0.0-alpha20181125 -O1 -fschedule-insns
-fsel-sched-pipelining -fsel-sched-pipelining-outer-loops
-fselective-scheduling -funroll-all-loops -fno-section-anchors -fno-tree-ch
-fno-tree-dominator-opts --param max-completely-peeled-insns=52 --param
max-unrolled-insns=29 -c gcc/testsuite/gcc.dg/vect/vect-cond-4.c
during RTL pass: sched1
gcc/testsuite/gcc.dg/vect/vect-cond-4.c: In function 'foo':
gcc/testsuite/gcc.dg/vect/vect-cond-4.c:37:1: internal compiler error: in
find_fallthru_edge_from, at haifa-sched.c:8085
37 | }
| ^
0x7462ba find_fallthru_edge_from(basic_block_def*)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-9.0.0_alpha20181125/work/gcc-9-20181125/gcc/haifa-sched.c:8085
0xcde34f in_fallthru_bb_p
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-9.0.0_alpha20181125/work/gcc-9-20181125/gcc/sel-sched.c:608
0xcde34f extract_new_fences_from
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-9.0.0_alpha20181125/work/gcc-9-20181125/gcc/sel-sched.c:680
0xcde34f calculate_new_fences
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-9.0.0_alpha20181125/work/gcc-9-20181125/gcc/sel-sched.c:7429
0xcde34f sel_sched_region_2
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-9.0.0_alpha20181125/work/gcc-9-20181125/gcc/sel-sched.c:7505
0xcde892 sel_sched_region_1
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-9.0.0_alpha20181125/work/gcc-9-20181125/gcc/sel-sched.c:7546
0xcdf17e sel_sched_region(int)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-9.0.0_alpha20181125/work/gcc-9-20181125/gcc/sel-sched.c:7647
0xce01b9 run_selective_scheduling()
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-9.0.0_alpha20181125/work/gcc-9-20181125/gcc/sel-sched.c:7733
0xcbeef4 rest_of_handle_sched
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-9.0.0_alpha20181125/work/gcc-9-20181125/gcc/sched-rgn.c:3718
0xcbeef4 execute
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-9.0.0_alpha20181125/work/gcc-9-20181125/gcc/sched-rgn.c:3828
