[Bug c++/67991] Pointer to function with internal linkage not being allowed, when it should be

[nacitar at ubercpp dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67991

--- Comment #1 from Jacob McIntosh <nacitar at ubercpp dot com> ---
http://open-std.org/JTC1/SC22/WG21/docs/papers/2014/n4268.html

This is the relevant standard change (as mentioned in the isocpp thread i
linked)