[Bug tree-optimization/103409] 18% WRF compile-time regression with -O2 -flto between g:264f061997c0a534 and g:3e09331f6aeaf595

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103409

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
The two main changes during that time period was jump threading and modref.
modref seems might be more likely with wrf being fortran code and even using
nested functions and such.