[Bug target/98648] Failure to optimize out no-op vector operation using andnot

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98648

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2021-12-15
             Status|UNCONFIRMED                 |NEW

--- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(set (reg:V4SF 84)
    (and:V4SF (reg:V4SF 87)
        (const_vector:V4SF [
                (const_double:SF -QNaN [-QNaN]) repeated x4
            ])))