https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108237
Bug ID: 108237 Summary: [13 Regression] ICE: in gimple_expand_vec_cond_expr, at gimple-isel.cc:281 at -O Product: gcc Version: 13.0 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 54158 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=54158&action=edit reduced testcase Compiler output: $ x86_64-pc-linux-gnu-gcc -O testcase.c during GIMPLE pass: isel testcase.c: In function 'foo': testcase.c:8:1: internal compiler error: in gimple_expand_vec_cond_expr, at gimple-isel.cc:281 8 | foo (void) | ^~~ 0x7f3f7a gimple_expand_vec_cond_expr /repo/gcc-trunk/gcc/gimple-isel.cc:281 0x1610976 gimple_expand_vec_exprs /repo/gcc-trunk/gcc/gimple-isel.cc:311 0x1610976 execute /repo/gcc-trunk/gcc/gimple-isel.cc:365 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-r13-4906-20221227204950-g7c755fd9018-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/13.0.0/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-r13-4906-20221227204950-g7c755fd9018-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 13.0.0 20221227 (experimental) (GCC)