[Bug c/83656] missing -Wbuiltin-declaration-mismatch on declaration without prototype

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83656

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
      Known to work|                            |9.0
         Resolution|---                         |FIXED
   Target Milestone|---                         |9.0
      Known to fail|                            |4.1.0, 8.2.0

--- Comment #7 from Martin Sebor <msebor at gcc dot gnu.org> ---
Patch committed in r266194.