[Bug ipa/118570] -O2 much faster than -O3 for Romberg's method

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118570

--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
https://gcc.gnu.org/pipermail/gcc-patches/2025-November/700645.html should be
able to improve this too I think.