[Bug tree-optimization/111383] [12/13/14 Regression] Wrong code at -Os on x86_64-linux-gnu since r12-5138-ge82c382971

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111383

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I think iv-opts is changing:
(d - 1625015511) + (d - 1625015341)

into (2*d - N) which introduces an overflow ...