https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113409
Bug ID: 113409 Summary: ICE: in omp_extract_for_data, at omp-general.cc:411 with -fopenmp-simd and _BitInt() 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 57095 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=57095&action=edit reduced testcase This is reduced from gcc.dg/ipa/pr90555.c, when testsuite is run with -Dint=_BitInt($RANDOM) Compiler output: $ x86_64-pc-linux-gnu-gcc -fopenmp-simd testcase.c during GIMPLE pass: omplower testcase.c: In function 'test_simduid2': testcase.c:9:9: internal compiler error: in omp_extract_for_data, at omp-general.cc:411 9 | #pragma omp simd reduction(+: c2) | ^~~ 0x7cb15b omp_extract_for_data(gomp_for*, omp_for_data*, omp_for_data_loop*) /repo/gcc-trunk/gcc/omp-general.cc:411 0x137d0c9 lower_omp_for /repo/gcc-trunk/gcc/omp-low.cc:11782 0x1368804 lower_omp_1 /repo/gcc-trunk/gcc/omp-low.cc:14388 0x1368804 lower_omp /repo/gcc-trunk/gcc/omp-low.cc:14590 0x13681db lower_omp_1 /repo/gcc-trunk/gcc/omp-low.cc:14372 0x13681db lower_omp /repo/gcc-trunk/gcc/omp-low.cc:14590 0x136c420 execute_lower_omp /repo/gcc-trunk/gcc/omp-low.cc:14629 0x136c420 execute /repo/gcc-trunk/gcc/omp-low.cc:14683 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-r14-7255-20240115165927-g6c703b4eb68-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-r14-7255-20240115165927-g6c703b4eb68-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.1 20240115 (experimental) (GCC)