unordered containers: reuse nodes on assignment

[Paolo Carlini]

Hi,

>     Note that the friend declaration for _ReuseOrAllocNode used to be
>wrong because I had left a template parameter on the friend declaration
>
>that I finally removed on the definition. But gcc didn't complained and
>
>use it as a valid friend declaration, should it be reported as a gcc
>bug ?

Only if you can't find a duplicate in Bugzilla and then of course in minimized form (if I understand correctly, ~10 lines without includes should be enough)

Paolo