Re: [Boost-users] newbie problem with Boost.Serialization

From: Robert Ramey (ramey_at_[hidden])
Date: 2007-04-25 11:17:15

John Pye wrote:
> Hi all,
>
> I have some trouble with the Boost.Serialization library. I have
> compiled the 'demo.cpp' example, and now I am trying to distill it a
> little, so that I can understand how to apply it to my own polymorphic
> class hierarchy. However I keep seeing the same error message, and
> can't work out what it means.
>
> In /usr/include/boost/archive/detail/oserializer.hpp:567 there are
> some comments about the error message I'm seeing but I don't
> understand what those comments mean. I'm using Boost 1.33.1-7ubuntu1
> on Ubuntu 6.10.

Try the following change:

> int main(int argc, char *argv[]){
>
>        const dd D(10,20); // note: const
>        const int x = 5;       // note const
>
>        std::cerr << D  << std::endl;
>
>    std::ofstream ofs("test.txt");
>    boost::archive::text_oarchive oa(ofs);
>    oa << x;
>        oa << D;
>
>    return 0;
> }

Read the "rationale" section of the documentation for a complete expanation.

Robert Ramey