https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98205
Bug ID: 98205
Summary: ICE in expand_omp_for_generic, at omp-expand.c:4307
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: gs...@t-online.de
Target Milestone: ---
Affects versions down to r6 :
$ cat z1.c
void f (int n)
{
int i;
#pragma omp for ordered(1)
for (i = 0; i < 8; i += n)
for (;;);
}
$ gcc-11-20201206 -c z1.c -fopenmp
during GIMPLE pass: ompexp
z1.c: In function 'f':
z1.c:4:11: internal compiler error: Segmentation fault
4 | #pragma omp for ordered(1)
| ^~~
0xd2670f crash_signal
../../gcc/toplev.c:327
0x1880c99 bb_seq_addr
../../gcc/gimple.h:1764
0x1880c99 gsi_last_bb
../../gcc/gimple-iterator.h:164
0x1880c99 expand_omp_for_generic
../../gcc/omp-expand.c:4307
0x18852c9 expand_omp_for
../../gcc/omp-expand.c:8107
0x188616a expand_omp
../../gcc/omp-expand.c:9901
0x188802d execute_expand_omp
../../gcc/omp-expand.c:10133
