Re: Crossplatform and templates

[Simon Buchan]

ernesto wrote:
> Hi everybody:
>
> I do not know if this is the right newsgroup to post my question, but
> any help or tip will be very appreciated.
>
> I am writing (from the scratch) a cross platform C++ library to handle
> data structures (linked lists, hash tables, etc.); I am also using a
> reference counter MPtr<T> that all my data structures use.
>
> All the objects that I work are instances of my MObject class, that has
> a mRefCount attribute and a static instanceCount that indicates how
> many objects are alive now (it gives me some view about leaked
> objects).
>
> Ok, my code works perfectly with Visual C++ 8.0, but when I compile it
> using mingw and gcc 3.4.1 on another platforms (like FreeBSD), it
> returns me a lot of non deleted objects.
>
> Using the gdb, I noticed that sometimes the destructor of the
> referenced object is not called from my MPtr<T>::~MPtr().
>
> Are there some "liberties" working with Visual C++ 8 that are no part
> of the standard C++? A gcc bug? A "good luck bug" from me? Maybe gcc
> 4.0 can have the answer?
>
> Thanks in advance, saludos
>
> ernesto

Noone can tell you exactly without a minimal (< 50 lines) compilable 
program that exibits this.  However, I don't think I'm making too much 
of an assumption that this is VC++'s fault. ;-)