[Bug c++/98306] invalid use of incomplete type 'struct grammar'

[slyfox at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98306

--- Comment #2 from Sergei Trofimovich <slyfox at gcc dot gnu.org> ---
That makes sense. If it's a valid C++ I'm fine with closing the bug as
RESOLVED/INVALID.