[odb-users] Compilation error with custom lazy_shared_ptr

[Boris Kolpackov]

Hi Quentin,

Quentin Deldycke <quentindeldycke at gmail.com> writes:

> I created a reimplementation of odb::tr1::lazy_shared_ptr. (I derivate from
> it.)
> 
> I have a compilation error:
> 
> ../../../../include/odb/tr1/lazy-ptr.ixx:189:12: error: no match for
> ‘operator=’ (operand types are ‘std::tr1::shared_ptr<OTIdentifiant>’ and
> ‘odb::object_traits<OTIdentifiant>::pointer_type {aka OTIdentifiant*}’)
>          p_ = i_.template load<T> (true); // Reset id.

You are getting this error because OTIdentifiant's object pointer is
the raw pointer and not std::tr1::shared_ptr. See Section 3.3, "Object
and View Pointers" in the ODB manual.

Boris