[Gretl-devel] bug which is new in 1.7.4

[Allin Cottrell]

On Thu, 3 Apr 2008, Riccardo (Jack) Lucchetti wrote:

> On Thu, 3 Apr 2008, Allin Cottrell wrote:
> 
> > The simple fix, I think, is not to decrement i until we know that
> > the variable in question really has been deleted.  However, this
> > issue raises the question of whether the last model estimated
> > within a function that is returning should really be treated as
> > the "last model".

> I can confirm that the "simple fix" lets Sven's script and my 
> example script run, but the problem remains of the workspace 
> being contaminated by several local variables being promoted to 
> global.

Yes, you're right.

> I'm in favour of removing from the stack all locally estimated 
> models...

Me too.  I now realize that we do this for the ordinary MODEL 
type, in gretl_exec_state_clear, which is called after assigning 
function return values, but we don't do it for VARs and equation 
systems.  That's just an oversight.  I'll fix that.

Allin.