[Bug tree-optimization/107765] missing (int)-(unsigned)int_val to just -int_val if int_val is known not to contain INT_MIN

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107765

--- Comment #6 from Drea Pinski <pinskia at gcc dot gnu.org> ---
I have a new patch that extends the pattern that was committed.