Re: [Boost-users] [serialization] Undefined symbol

Subject: Re: [Boost-users] [serialization] Undefined symbol
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2011-02-15 15:09:20

AMDG

On 2/15/2011 11:43 AM, John Reid wrote:
> I'm trying to work on some code I haven't looked at in some time and in
> debug builds (with gcc 4.4.3) I keep getting an undefined symbol:
>
> boost::serialization::version<boost::multi_index::detail::serialization_version<bio::BindingHit<bio::BindingModel>
>  > >::value
>
> I can't work out where this is getting referenced and why the compiler
> is not instantiating it there? Can anyone point me in the right
> direction? I'm using boost SVN revision 64053.
>

Most likely, the out of line definition
was forgotten.  It's easy to forget for
integral constants defined in the class
body because it often isn't needed.

In Christ,
Steven Watanabe