https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109093
Bug ID: 109093 Summary: csmith: a February runtime bug ? Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: dcb314 at hotmail dot com Target Milestone: --- Created attachment 54636 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=54636&action=edit C source code For the attached C code, compiled by recent gcc and flags -O3 -march=znver1 -fno-strict-aliasing -ftrivial-auto-var-init=zero, does this: /home/dcb36/gcc/results.20230215.asan.ubsan/bin/gcc checksum = 95F158F5 /home/dcb36/gcc/results.20230216/bin/gcc checksum = 95F158F5 /home/dcb36/gcc/results.20230217.asan.ubsan/bin/gcc Segmentation fault (core dumped) /home/dcb36/gcc/results.20230218.asan.ubsan/bin/gcc Segmentation fault (core dumped) 20230216 has git hash g:7478278f88ba1753 and 20230217 has g:f978585c29396911. This is a range of 30 commits. I will have a go at a git bisect. This is bug #895 for me.