https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113462
Bug ID: 113462 Summary: ICE: in handle_cast, at gimple-lower-bitint.cc:1539 at -O with _BitInt() in a struct 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 CC: jakub at gcc dot gnu.org Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 57124 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=57124&action=edit reduced testcase Compiler output: $ x86_64-pc-linux-gnu-gcc -O testcase.c during GIMPLE pass: bitintlower testcase.c: In function 'foo': testcase.c:2:1: internal compiler error: in handle_cast, at gimple-lower-bitint.cc:1539 2 | foo(void) | ^~~ 0xd88dea handle_cast /repo/gcc-trunk/gcc/gimple-lower-bitint.cc:1539 0x27092c0 handle_operand /repo/gcc-trunk/gcc/gimple-lower-bitint.cc:815 0x27141fd lower_mergeable_stmt /repo/gcc-trunk/gcc/gimple-lower-bitint.cc:2481 0x271914d lower_stmt /repo/gcc-trunk/gcc/gimple-lower-bitint.cc:5339 0x271bb69 gimple_lower_bitint /repo/gcc-trunk/gcc/gimple-lower-bitint.cc:6534 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-r14-8193-20240117105849-g3340878009a-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/14.0.1/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 --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-r14-8193-20240117105849-g3340878009a-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.1 20240117 (experimental) (GCC)