https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93612
Bug ID: 93612
Summary: [GRAPHITE] ICE in scop_get_dependences at
graphite-dependences.c:316
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: marxin at gcc dot gnu.org
CC: rguenth at gcc dot gnu.org
Target Milestone: ---
I see the following graphite ICE:
$ gfortran
/home/marxin/Programming/gcc/gcc/testsuite/gfortran.dg/dependency_58.f90
-fwrapv -fgraphite-identity -O3 -floop-nest-optimize -c
during GIMPLE pass: graphite
/home/marxin/Programming/gcc/gcc/testsuite/gfortran.dg/dependency_58.f90:4:0:
4 | program main
|
internal compiler error: Segmentation fault
0x1359308 crash_signal
/home/marxin/Programming/gcc/gcc/toplev.c:328
0x7ffff790102f ???
/usr/src/debug/glibc-2.30-2.2.x86_64/signal/../sysdeps/unix/sysv/linux/x86_64/sigaction.c:0
0x2246f39 scop_get_dependences(scop*)
/home/marxin/Programming/gcc/gcc/graphite-dependences.c:316
0x2248a03 optimize_isl
/home/marxin/Programming/gcc/gcc/graphite-optimize-isl.c:125
0x2248f03 apply_poly_transforms(scop*)
/home/marxin/Programming/gcc/gcc/graphite-optimize-isl.c:211
0x223bad8 graphite_transform_loops()
/home/marxin/Programming/gcc/gcc/graphite.c:468
0x223bd75 graphite_transforms
/home/marxin/Programming/gcc/gcc/graphite.c:538
0x223be9b execute
/home/marxin/Programming/gcc/gcc/graphite.c:615
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.
I use libisl.so.22.
