[Bug tree-optimization/109053] [missed optimization] value-range tracking fails in simple case with __builtin_unreachable

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109053

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I am 100% sure there is an aliasing issue here or rather aliasing is getting in
the way of VRP.