[Bug tree-optimization/83288] [8 Regression] polyhedron gas_dyn 2-fold compile-time regression

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83288

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
This is with -Ofast -funroll-loops -march={core-avx2,k8} with release checking.