[Bug c++/95949] mame build succeeds with -O3 but fails with -O2 and all -O3 flags added manually

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95949

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Please provide preprocessed source for Eminem.cpp, compiled with -O2