[Bug middle-end/58143] wrong code at -O3 on x86_64-linux-gnu

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58143

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
-2147483647 - 1 - p

Hmm, this overflows for p > 1.