https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84566
Bug ID: 84566
Summary: error: qsort comparator not anti-commutative: -1, -1
on aarch64 in sched1
Product: gcc
Version: unknown
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: marxin at gcc dot gnu.org
CC: amonakov at gcc dot gnu.org
Target Milestone: ---
Host: x86_64-unknown-linux-gnu
Target: aarch64-linux-gnu
Following ICEs:
$ aarch64-linux-gnu-g++
/home/marxin/Programming/gcc/gcc/testsuite/g++.old-deja/g++.other/crash15.C
/dev/null -mcpu=cortex-a35 -O2 -fselective-scheduling
/home/marxin/Programming/gcc/gcc/testsuite/g++.old-deja/g++.other/crash15.C: In
function ‘void test05()’:
/home/marxin/Programming/gcc/gcc/testsuite/g++.old-deja/g++.other/crash15.C:43:1:
error: qsort comparator not anti-commutative: -1, -1
}
^
during RTL pass: sched1
/home/marxin/Programming/gcc/gcc/testsuite/g++.old-deja/g++.other/crash15.C:43:1:
internal compiler error: qsort checking failed
0x5e693a qsort_chk_error
.././../gcc/vec.c:201
0x15781dd qsort_chk(void*, unsigned long, unsigned long, int (*)(void const*,
void const*))
.././../gcc/vec.c:255
0xd77de4 vec<_expr*, va_heap, vl_embed>::qsort(int (*)(void const*, void
const*))
.././../gcc/vec.h:1054
0xd77de4 vec<_expr*, va_heap, vl_ptr>::qsort(int (*)(void const*, void const*))
.././../gcc/vec.h:1816
0xd77de4 fill_vec_av_set
.././../gcc/sel-sched.c:3953
0xd78df3 fill_ready_list
.././../gcc/sel-sched.c:4027
0xd78df3 find_best_expr
.././../gcc/sel-sched.c:4387
0xd78df3 fill_insns
.././../gcc/sel-sched.c:5544
0xd7af80 schedule_on_fences
.././../gcc/sel-sched.c:7361
0xd7af80 sel_sched_region_2
.././../gcc/sel-sched.c:7499
0xd7d4b1 sel_sched_region_1
.././../gcc/sel-sched.c:7541
0xd7d4b1 sel_sched_region(int)
.././../gcc/sel-sched.c:7642
0xd7da99 run_selective_scheduling()
.././../gcc/sel-sched.c:7718
0xd5a45d rest_of_handle_sched
.././../gcc/sched-rgn.c:3715
0xd5a45d execute
.././../gcc/sched-rgn.c:3825
