[Bug c++/64129] [5.0 regression] ICE on invalid: in grokfndecl, at cp/decl.c:7658

[dimhen at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64129

--- Comment #2 from Dmitry G. Dyachenko <dimhen at gmail dot com> ---
(In reply to Jonathan Wakely from comment #1)
> > Please submit a full bug report,
> > with preprocessed source if appropriate.
> > Please include the complete backtrace with any bug report.
> > See <http://gcc.gnu.org/bugs.html> for instructions.

Hmmm... testcase is in the beginning of the description...


$ cat x.ii
template <0> int __copy_streambufs_eof;
class {
    friend __copy_streambufs_eof <> (