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

[belegdol at gmail dot com]

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

--- Comment #5 from Julian Sikorski <belegdol at gmail dot com> ---
Created attachment 48803
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48803&action=edit
Preprocessed emumem.cpp source

Preprocessed source obtained with:
make SOURCES=src/mame/drivers/model1.cpp REGENIE=1 NOWERROR=1 OPTIMIZE=2
OPT_FLAGS="-save-temps" VERBOSE=1 -j12