[Bug tree-optimization/69728] New: [6 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175
ktkachov at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Tue Feb 9 09:25:00 GMT 2016
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728
Bug ID: 69728
Summary: [6 Regression] internal compiler error: in
outer_projection_mupa, at graphite-sese-to-poly.c:1175
Product: gcc
Version: 6.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: ktkachov at gcc dot gnu.org
CC: spop at gcc dot gnu.org
Target Milestone: ---
The following testcase ICEs for me on aarch64 with -O3 -floop-interchange.
int a[1];
int b, c, d, e;
void
fn1 ()
{
d = 9;
for (; c; c++)
{
++d;
b = 8;
for (; b; b--)
{
if (d)
break;
a[b] = e;
}
}
}
mycrash.c:4:1: internal compiler error: in outer_projection_mupa, at
graphite-sese-to-poly.c:1175
fn1 ()
^~~
0x1068f68 outer_projection_mupa
$SRC/gcc/graphite-sese-to-poly.c:1175
0x1068f68 add_loop_schedule
$SRC/gcc/graphite-sese-to-poly.c:1223
0x106af92 build_schedule_loop
$SRC/gcc/graphite-sese-to-poly.c:1263
0x106aeae build_schedule_loop_nest
$SRC/gcc/graphite-sese-to-poly.c:1319
0x106af71 build_schedule_loop
$SRC/gcc/graphite-sese-to-poly.c:1257
0x106aeae build_schedule_loop_nest
$SRC/gcc/graphite-sese-to-poly.c:1319
0x106bd2f build_original_schedule
$SRC/gcc/graphite-sese-to-poly.c:1337
0x106bd2f build_poly_scop(scop*)
$SRC/gcc/graphite-sese-to-poly.c:1368
0x105582c graphite_transform_loops()
$SRC/gcc/graphite.c:319
0x10559a4 graphite_transforms
$SRC/gcc/graphite.c:356
0x10559a4 execute
$SRC/gcc/graphite.c:433
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
This is with ISL 0.15
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