https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98088
Bug ID: 98088
Summary: [9/10/11 Regression] ICE in expand_oacc_collapse_init,
at omp-expand.c:1533
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: ---
Started with r7 :
$ cat z1.c
void f ()
{
#pragma acc parallel loop tile(2, 3)
for (int i = 0; i > 8; i++)
for (int j = 0; j > 8; j++);
}
$ cat z2.c
void f ()
{
#pragma acc parallel loop tile(2, 3)
for (int i = 0; i > 8; i++)
for (long j = 0; j > 8; j++);
}
$ gcc-6 -c z1.c -fopenmp -fopenacc
$
$ gcc-11-20201129 -c z1.c -fopenmp -fopenacc
during GIMPLE pass: ompexp
z1.c: In function 'f':
z1.c:3:11: internal compiler error: in expand_oacc_collapse_init, at
omp-expand.c:1533
3 | #pragma acc parallel loop tile(2, 3)
| ^~~
0x1479f31 expand_oacc_collapse_init
../../gcc/omp-expand.c:1533
0x1479f31 expand_oacc_for
../../gcc/omp-expand.c:7537
0x148f361 expand_omp_for
../../gcc/omp-expand.c:8011
0x148fd5a expand_omp
../../gcc/omp-expand.c:9901
0x149008e expand_omp
../../gcc/omp-expand.c:9887
0x1491bed execute_expand_omp
../../gcc/omp-expand.c:10133
