[Bug tree-optimization/101254] [12 Regression] gcc head does not comply fully to -fwrapv since r12-1723

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101254

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
INT_MAX - INT_MIN with -fwrapv is -1, indeed, and generally if
x > y then x - y < 0 iff x > y + INT_MAX.
Say
x = 1073741839
y = -1073741887
x > y && x - y (== -2147483570) < 0