https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103190
Bug ID: 103190
Summary: [12 Regression] ICE in insert_stmt_after, at
tree-ssa-reassoc.c:1452 since
r12-431-ga310bb73edc9548e
Product: gcc
Version: 12.0
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: ---
The options are crazy, but still, it leads to a crash:
$ gcc /home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/vect/slp-perm-8.c
-fno-tree-vrp -Ofast -fno-tree-forwprop -fnon-call-exceptions -fno-tree-ccp
-fsanitize=thread -fno-tree-fre -mavx512bw -fnon-call-exceptions -fexceptions
during GIMPLE pass: reassoc
In file included from
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/vect/slp-perm-8.c:4:
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/vect/tree-vect.h: In function
'check_vect':
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/vect/tree-vect.h:24:1:
internal compiler error: in insert_stmt_after, at tree-ssa-reassoc.c:1521
24 | check_vect (void)
| ^~~~~~~~~~
0x7b5bcc insert_stmt_after
/home/marxin/Programming/gcc/gcc/tree-ssa-reassoc.c:1521
0x10e283b build_and_add_sum
/home/marxin/Programming/gcc/gcc/tree-ssa-reassoc.c:1586
0x10eec3b eliminate_redundant_comparison
/home/marxin/Programming/gcc/gcc/tree-ssa-reassoc.c:2309
0x10eec3b optimize_ops_list
/home/marxin/Programming/gcc/gcc/tree-ssa-reassoc.c:2447
0x10f46ab reassociate_bb
/home/marxin/Programming/gcc/gcc/tree-ssa-reassoc.c:6631
0x10f4d1b reassociate_bb
/home/marxin/Programming/gcc/gcc/tree-ssa-reassoc.c:6793
0x10f709e do_reassoc
/home/marxin/Programming/gcc/gcc/tree-ssa-reassoc.c:6905
0x10f709e execute_reassoc
/home/marxin/Programming/gcc/gcc/tree-ssa-reassoc.c:6994
0x10f709e execute
/home/marxin/Programming/gcc/gcc/tree-ssa-reassoc.c:7035
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.
