Re: [boost] [container] Issues with non-copyable mapped-types

Subject: Re: [boost] [container] Issues with non-copyable mapped-types
From: Ion Gaztañaga (igaztanaga_at_[hidden])
Date: 2011-09-15 16:41:50

El 15/09/2011 9:21, onlyone_at_[hidden] escribió:
> Hi,
>
> I have been trying to use Boost.Container to make a map<copyable_but_not_moveable, moveable_but_not_copyable>.
>
> Unfortunately I have been unable to do this because the value_type of boost::container::map is std::pair, which does not support move semantics (in C++03). This causes problems for the moveable_but_not_copyable type. It means that, for example:
>
>      myMap[copyable_but_not_moveable()];
>
> does not compile. This behaviour is fully supported in C++11 mode, and I see no reason why a custom C++03 pair class would be unable to use the Boost.Move emulation to achieve the same effect.
>
> Regards, Evan Wallace

Can you send me a full compilable example so I can find a solution ASAP?

Thanks,

Ion