[Bug c++/50830] [c++0x] Variadic template, inner class error

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50830

--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-10-22 
22:02:30 UTC ---
does the last sentence of [temp.class.spec] apply here?