[Bug tree-optimization/105237] Missing uninitialized warning in self-initialization case

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105237

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note:
int n = n;
Is a documented way of having the uninitiated warning to not happen.