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From: "zsojka at seznam dot cz" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/113120] New: during GIMPLE pass: bitintlower ICE: SIGSEGV with _BitInt() at -O2 Date: Sat, 23 Dec 2023 07:46:17 +0000 [thread overview] Message-ID: <bug-113120-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113120 Bug ID: 113120 Summary: during GIMPLE pass: bitintlower ICE: SIGSEGV with _BitInt() at -O2 Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: tree-optimization 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 56926 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56926&action=edit reduced testcase Compiler output: $ x86_64-pc-linux-gnu-gcc -O2 testcase.c -wrapper valgrind,-q ==23272== Invalid read of size 2 ==23272== at 0x2635303: contains_struct_check (tree.h:3757) ==23272== by 0x2635303: gimple_lower_bitint() (gimple-lower-bitint.cc:6585) ==23272== by 0x13C87DA: execute_one_pass(opt_pass*) (passes.cc:2646) ==23272== by 0x13C90CF: execute_pass_list_1(opt_pass*) (passes.cc:2755) ==23272== by 0x13C90E1: execute_pass_list_1(opt_pass*) (passes.cc:2756) ==23272== by 0x13C9108: execute_pass_list(function*, opt_pass*) (passes.cc:2766) ==23272== by 0xFC9795: expand (cgraphunit.cc:1842) ==23272== by 0xFC9795: cgraph_node::expand() (cgraphunit.cc:1795) ==23272== by 0xFCAADA: expand_all_functions (cgraphunit.cc:2025) ==23272== by 0xFCAADA: symbol_table::compile() [clone .part.0] (cgraphunit.cc:2399) ==23272== by 0xFCD657: compile (cgraphunit.cc:2312) ==23272== by 0xFCD657: symbol_table::finalize_compilation_unit() (cgraphunit.cc:2584) ==23272== by 0x150A701: compile_file() (toplev.cc:473) ==23272== by 0xDE58FB: do_compile (toplev.cc:2150) ==23272== by 0xDE58FB: toplev::main(int, char**) (toplev.cc:2306) ==23272== by 0xDE70DA: main (main.cc:39) ==23272== Address 0x0 is not stack'd, malloc'd or (recently) free'd ==23272== during GIMPLE pass: bitintlower testcase.c: In function 'bar': testcase.c:5:1: internal compiler error: Segmentation fault 5 | bar(unsigned _BitInt(1) c, _BitInt(401) d) | ^~~ 0x150a21f crash_signal /repo/gcc-trunk/gcc/toplev.cc:316 0x2635303 contains_struct_check(tree_node*, tree_node_structure_enum, char const*, int, char const*) /repo/gcc-trunk/gcc/tree.h:3757 0x2635303 gimple_lower_bitint /repo/gcc-trunk/gcc/gimple-lower-bitint.cc:6585 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-r14-6806-20231222122934-gcefae511ed7-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/14.0.0/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 --disable-bootstrap --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-r14-6806-20231222122934-gcefae511ed7-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.0 20231222 (experimental) (GCC)
next reply other threads:[~2023-12-23 7:46 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-12-23 7:46 zsojka at seznam dot cz [this message] 2023-12-28 21:34 ` [Bug tree-optimization/113120] " pinskia at gcc dot gnu.org 2024-01-03 13:31 ` jakub at gcc dot gnu.org 2024-01-08 13:00 ` cvs-commit at gcc dot gnu.org 2024-01-08 13:02 ` jakub at gcc dot gnu.org 2024-01-10 11:46 ` cvs-commit at gcc dot gnu.org
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