[Bug libstdc++/54064] C++11 unordered_map emplace

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54064

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-07-21 
17:09:03 UTC ---
See http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-closed.html#2006