[Bug middle-end/118758] [15 regression] ok code with -O2, but wrong code with -O3

[dcb314 at hotmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118758

--- Comment #6 from David Binderman <dcb314 at hotmail dot com> ---
(In reply to David Binderman from comment #2)
> I will look into a bisection.

The problem seems to exist sometime before 20241231 with g:0b06abe027a78681