[Bug tree-optimization/109213] [13 Regression] -Os generates significantly more code

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109213

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
If you force m to be always_inline, we are back to GCC 12 code generation.

I don't think there is anything GCC can do with differently; the heurstics are
not tuned for these small "benchmark" functions either.