[Bug libstdc++/49274] Regression: unique_ptr needs full definition of map type

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49274

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-06-03 
08:50:23 UTC ---
I'm not sure why default_delete<T> needs to instantiate T, it doesn't need a
complete type except in operator()