[Bug c++/98261] Wrong optimize for virtual function

pinskia at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Sun Dec 13 18:22:43 GMT 2020


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98261

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |INVALID

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
This is undefined behavior.  A and B are unrelated types. You cannot expect to
call a virtual function of B via a pointer that is of type A.


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