[Bug libstdc++/55043] [4.7/4.8 Regression] issue with nesting unordered_map containing unique_ptr into vector

[paolo.carlini at oracle dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55043

--- Comment #21 from Paolo Carlini <paolo.carlini at oracle dot com> 2012-10-24 20:28:59 UTC ---
Totally agreed it would be better (in Italian in such cases we say something
like "you are trying to open a door which is already open" ;) We'll come to
that. Thanks Jon for all the time you are spending on this!