[Bug c/63591] be more strict when accepting parameter forward declarations

[jsm28 at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63591

Joseph S. Myers <jsm28 at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|REOPENED                    |RESOLVED
         Resolution|---                         |DUPLICATE

--- Comment #9 from Joseph S. Myers <jsm28 at gcc dot gnu.org> ---
As far as I can tell, the bug discussed here is bug 23144.

*** This bug has been marked as a duplicate of bug 23144 ***