[Bug tree-optimization/80345] [5 Regression] ICE in rewrite_use_nonlinear_expr with -O2

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80345

--- Comment #9 from Martin Liška <marxin at gcc dot gnu.org> ---
Fixed on trunk (in between 5-base and 6-base) by r233269.