[Bug tree-optimization/81503] [8 Regression] Wrong code at -O2

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81503

--- Comment #12 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
I had in mind something like
wi::eq_p (wi::ext (w, TYPE_PRECISION (type), TYPE_SIGN (type)), w)
or so.