[Bug c/113396] csmith: differences from -O2 to -O3

[dcb314 at hotmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113396

--- Comment #2 from David Binderman <dcb314 at hotmail dot com> ---
The bug seems to exist from sometime before
g:d042f118798ae0648b45f97e63b0e5ab7c82c8ef, dated 20230205.