[Bug c/115539] Misoptimization of application at -O2 -g on x86-64 causing segfaults on valid memory accesses where it works on both clang and gcc at -g (no -O2)

[schwab--- via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115539

--- Comment #1 from Andreas Schwab <sch...@linux-m68k.org> ---
Please read https://gcc.gnu.org/bugs/ and follow the instructions.