[Bug c/111338] New: ice in vn_walk_cb_data

["dcb314 at hotmail dot com" <gcc-bugzilla@gcc.gnu.org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111338

            Bug ID: 111338
           Summary: ice in vn_walk_cb_data
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dcb314 at hotmail dot com
  Target Milestone: ---

From the gcc testsuite:

$ ~/gcc/results/bin/gcc -c -w ./gcc.dg/bitint-18.c
$
$ ~/gcc/results/bin/gcc -c -w -O1 ./gcc.dg/bitint-18.c
during GIMPLE pass: fre
./gcc.dg/bitint-18.c: In function ‘main’:
./gcc.dg/bitint-18.c:44:1: internal compiler error: in vn_walk_cb_data, at
tree-ssa-sccvn.cc:1866
   44 | }
      | ^
0x10897ff vn_walk_cb_data::vn_walk_cb_data(vn_reference_s*, tree_node*,
tree_node**, vn_lookup_kind, bool, tree_node*, bool)
        ../../trunk.year/gcc/tree-ssa-sccvn.cc:1866
0x10784e7 vn_reference_lookup(tree_node*, tree_node*, vn_lookup_kind,
vn_reference_s**, bool, tree_node**, tree_node*, bool)
        ../../trunk.year/gcc/tree-ssa-sccvn.cc:4017
0x10860ec visit_nary_op(tree_node*, gassign*)
        ../../trunk.year/gcc/tree-ssa-sccvn.cc:5427

$ ~/gcc/results/bin/gcc -v
Using built-in specs.
COLLECT_GCC=/home/dcb38/gcc/results/bin/gcc
COLLECT_LTO_WRAPPER=/home/dcb38/gcc/results.20230908.asan.ubsan/libexec/gcc/x86_64-pc-linux-gnu/14.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: ../trunk.year/configure
--prefix=/home/dcb38/gcc/results.20230908.asan.ubsan --disable-multilib
--disable-bootstrap --with-build-config=bootstrap-asan
--with-build-config=bootstrap-ubsan --with-pkgversion=daaed758517c81fc
--enable-checking=df,extra,fold,rtl,yes --enable-languages=c,c++,fortran
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.0 20230907 (experimental) (daaed758517c81fc)