[Bug libstdc++/53339] unordered_map::iterator requires Value to be complete type

[eltoder at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53339

--- Comment #19 from Eugene Toder <eltoder at gmail dot com> 2012-05-16 
02:21:07 UTC ---
Fair point, noted. I believe ideas are not copyrightable, though.