https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113604
Bug ID: 113604 Summary: runtime SIGFPE with _BitInt() division Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3 Component: libgcc 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 57217 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=57217&action=edit reduced testcase Output: $ x86_64-pc-linux-gnu-gcc testcase.c $ valgrind -q ./a.out ==6365== ==6365== Process terminating with default action of signal 8 (SIGFPE) ==6365== Integer divide by zero at address 0x1002C76A28 ==6365== at 0x4016DF: __divmodbitint4 (libgcc2.c:1868) ==6365== by 0x4011CF: foo (in a.out) ==6365== by 0x401254: main (in a.out) Floating point exception $ 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-r14-8419-20240125172014-gc6c2a1d79eb-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-r14-8419-20240125172014-gc6c2a1d79eb-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.1 20240125 (experimental) (GCC)