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* [Bug analyzer/104159] New: ICE: in finalize, at vector-builder.h:513 with -O -fanalyzer
@ 2022-01-21 10:52 zsojka at seznam dot cz
  2022-01-21 11:31 ` [Bug analyzer/104159] " rguenth at gcc dot gnu.org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: zsojka at seznam dot cz @ 2022-01-21 10:52 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104159

            Bug ID: 104159
           Summary: ICE: in finalize, at vector-builder.h:513 with -O
                    -fanalyzer
           Product: gcc
           Version: 12.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: analyzer
          Assignee: dmalcolm at gcc dot gnu.org
          Reporter: zsojka at seznam dot cz
  Target Milestone: ---
              Host: x86_64-pc-linux-gnu

Created attachment 52255
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52255&action=edit
reduced testcase

Compiler output:
$ x86_64-pc-linux-gnu-gcc -O -fanalyzer testcase.c
during IPA pass: analyzer
testcase.c: In function 'foo':
testcase.c:12:13: internal compiler error: in finalize, at vector-builder.h:513
   12 |   t = (T){} + u + u;
      |          ~~~^~~
0x1632ec6 vector_builder<tree_node*, tree_node*,
tree_vector_builder>::finalize()
        /repo/gcc-trunk/gcc/vector-builder.h:513
0x163251d tree_vector_builder::build()
        /repo/gcc-trunk/gcc/tree-vector-builder.cc:42
0xfcc53c native_interpret_vector_part
        /repo/gcc-trunk/gcc/fold-const.cc:8764
0xfe9bd2 fold_view_convert_vector_encoding
        /repo/gcc-trunk/gcc/fold-const.cc:9130
0xfe9bd2 fold_view_convert_expr
        /repo/gcc-trunk/gcc/fold-const.cc:9150
0xfe9bd2 const_unop(tree_code, tree_node*, tree_node*)
        /repo/gcc-trunk/gcc/fold-const.cc:1753
0xfdf392 fold_unary_loc(unsigned int, tree_code, tree_node*, tree_node*)
        /repo/gcc-trunk/gcc/fold-const.cc:9255
0x17560a2 ana::region_model_manager::maybe_fold_unaryop(tree_node*, tree_code,
ana::svalue const*)
        /repo/gcc-trunk/gcc/analyzer/region-model-manager.cc:429
0x17563ba ana::region_model_manager::get_or_create_unaryop(tree_node*,
tree_code, ana::svalue const*)
        /repo/gcc-trunk/gcc/analyzer/region-model-manager.cc:458
0x173c49c ana::region_model::get_rvalue(ana::path_var,
ana::region_model_context*) const
        /repo/gcc-trunk/gcc/analyzer/region-model.cc:1880
0x173e448 ana::region_model::get_rvalue(tree_node*, ana::region_model_context*)
const
        /repo/gcc-trunk/gcc/analyzer/region-model.cc:1895
0x173e448 ana::region_model::get_gassign_result(gassign const*,
ana::region_model_context*)
        /repo/gcc-trunk/gcc/analyzer/region-model.cc:701
0x173f0dc ana::region_model::on_assignment(gassign const*,
ana::region_model_context*)
        /repo/gcc-trunk/gcc/analyzer/region-model.cc:870
0x171a648 ana::exploded_node::on_stmt(ana::exploded_graph&, ana::supernode
const*, gimple const*, ana::program_state*, ana::uncertainty_t*,
ana::path_context*)
        /repo/gcc-trunk/gcc/analyzer/engine.cc:1305
0x171d84f ana::exploded_graph::process_node(ana::exploded_node*)
        /repo/gcc-trunk/gcc/analyzer/engine.cc:3694
0x171e822 ana::exploded_graph::process_worklist()
        /repo/gcc-trunk/gcc/analyzer/engine.cc:3137
0x1720d26 ana::impl_run_checkers(ana::logger*)
        /repo/gcc-trunk/gcc/analyzer/engine.cc:5716
0x1721b9e ana::run_checkers()
        /repo/gcc-trunk/gcc/analyzer/engine.cc:5787
0x1711148 execute
        /repo/gcc-trunk/gcc/analyzer/analyzer-pass.cc:87
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.

$ x86_64-pc-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest-amd64/bin/x86_64-pc-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-r12-6785-20220120234803-g6f45deb2aed-checking-yes-rtl-df-extra-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/12.0.1/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++
--enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra
--with-cloog --with-ppl --with-isl --build=x86_64-pc-linux-gnu
--host=x86_64-pc-linux-gnu --target=x86_64-pc-linux-gnu
--with-ld=/usr/bin/x86_64-pc-linux-gnu-ld
--with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r12-6785-20220120234803-g6f45deb2aed-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 12.0.1 20220121 (experimental) (GCC)

^ permalink raw reply	[flat|nested] 6+ messages in thread
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-- links below jump to the message on this page --
2022-01-21 10:52 [Bug analyzer/104159] New: ICE: in finalize, at vector-builder.h:513 with -O -fanalyzer zsojka at seznam dot cz
2022-01-21 11:31 ` [Bug analyzer/104159] " rguenth at gcc dot gnu.org
2022-01-21 13:55 ` marxin at gcc dot gnu.org
2022-01-21 15:18 ` dmalcolm at gcc dot gnu.org
2022-01-22 15:27 ` cvs-commit at gcc dot gnu.org
2022-01-22 15:45 ` dmalcolm at gcc dot gnu.org

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