[Bug middle-end/108162] Missed optimization opportunity. Complex function that starts with if (param == 0) return 0;

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108162

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Round 4 is because of this heuriheuristics. Name the function something besides
main and try again.