[Bug c++/120955] [15/16 Regression] 50 % increase in data segment size on avr-gcc for -Os

[fiesh at zefix dot tv via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120955

--- Comment #26 from fiesh at zefix dot tv ---
(Also note that I'll gladly provide the source code for the entire project if
that helps somebody.)