https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116003
Bug ID: 116003
Summary: [15 Regression] ICE: in register_initial_def, at
value-relation.cc:610 with -O2 -fnon-call-exceptions
-fprofile-arcs -finstrument-functions
-fno-tree-copy-prop and _BitInt()
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: middle-end
Assignee: unassigned at gcc dot gnu.org
Reporter: zsojka at seznam dot cz
Target Milestone: ---
Host: x86_64-pc-linux-gnu
Target: x86_64-pc-linux-gnu
Created attachment 58707
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=58707&action=edit
reduced testcase
Compiler output:
$ x86_64-pc-linux-gnu-gcc -O2 -fnon-call-exceptions -fprofile-arcs
-finstrument-functions -fno-tree-copy-prop testcase.c
during GIMPLE pass: bitintlower
testcase.c: In function 'foo':
testcase.c:7:1: internal compiler error: in register_initial_def, at
value-relation.cc:610
7 | foo(_BitInt(128) b128)
| ^~~
0x2c30d40 internal_error(char const*, ...)
/repo/gcc-trunk/gcc/diagnostic-global-context.cc:491
0xe4ae0b fancy_abort(char const*, int, char const*)
/repo/gcc-trunk/gcc/diagnostic.cc:1725
0x8b98e1 equiv_oracle::register_initial_def(tree_node*)
/repo/gcc-trunk/gcc/value-relation.cc:610
0x198df22 equiv_oracle::record(basic_block_def*, relation_kind_t, tree_node*,
tree_node*)
/repo/gcc-trunk/gcc/value-relation.cc:647
0x29edc63 fold_using_range::range_of_phi(vrange&, gphi*, fur_source&)
/repo/gcc-trunk/gcc/gimple-range-fold.cc:999
0x29f14c0 fold_using_range::fold_stmt(vrange&, gimple*, fur_source&,
tree_node*)
/repo/gcc-trunk/gcc/gimple-range-fold.cc:670
0x29d7b49 gimple_ranger::fold_range_internal(vrange&, gimple*, tree_node*)
/repo/gcc-trunk/gcc/gimple-range.cc:277
0x29d7b49 gimple_ranger::prefill_stmt_dependencies(tree_node*)
/repo/gcc-trunk/gcc/gimple-range.cc:416
0x29d8a4a gimple_ranger::range_of_stmt(vrange&, gimple*, tree_node*)
/repo/gcc-trunk/gcc/gimple-range.cc:334
0x29da58a gimple_ranger::range_of_expr(vrange&, tree_node*, gimple*)
/repo/gcc-trunk/gcc/gimple-range.cc:142
0x29b150c range_to_prec
/repo/gcc-trunk/gcc/gimple-lower-bitint.cc:2180
0x29b681e handle_operand_addr
/repo/gcc-trunk/gcc/gimple-lower-bitint.cc:2383
0x29b6bfd lower_muldiv_stmt
/repo/gcc-trunk/gcc/gimple-lower-bitint.cc:3572
0x29ca40a gimple_lower_bitint
/repo/gcc-trunk/gcc/gimple-lower-bitint.cc:6930
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
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-r15-2152-20240719085347-gcea6473e48b-checking-yes-rtl-df-extra-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/15.0.0/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 --enable-libsanitizer
--disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r15-2152-20240719085347-gcea6473e48b-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 15.0.0 20240719 (experimental) (GCC)
