https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109318
--- Comment #1 from David Binderman <dcb314 at hotmail dot com> --- In gdb: gdb) r 1 Starting program: /home/dcb36/csmith/a.out 1 [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib64/libthread_db.so.1". Program received signal SIGSEGV, Segmentation fault. 0x0000000000401630 in func_14 (p_15=-3035) at runData/keep/in.46087.c:217 217 (*l_1508) = func_16(l_22[0][6], (safe_add_func_uint64_t_u_u((~((safe_div_func_uint64_t_u_u(func_28(&g_7, g_12.f0, func_32(l_34[0][1])), ((l_1506[6] != (+(p_15 || l_1506[6]))) || p_15))) < 0xCFA7L)), p_15)), l_1508, l_1509, p_15); Missing separate debuginfos, use: dnf debuginfo-install glibc-2.35-20.fc36.x86_64 (gdb) bt #0 0x0000000000401630 in func_14 (p_15=-3035) at runData/keep/in.46087.c:217 #1 func_1 () at runData/keep/in.46087.c:177 #2 main (argc=<optimized out>, argv=<optimized out>) at runData/keep/in.46087.c:764 (gdb)