[Bug c++/60760] arithmetic on null pointers should not be allowed in constant expressions

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60760

Martin Sebor <msebor at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |msebor at gcc dot 
gnu.org

--- Comment #5 from Martin Sebor <msebor at gcc dot gnu.org> ---
I'm up to my ears in constexpr so I might as well try to fix this too.