RE: RPG ILE and *INLR

["Joe Pluta" <joepluta@xxxxxxxxxxxxxxxxx>]

> From: Joe Pluta
> >
> > 1. If the called program does not set on LR, I assume that
> > subsequent calls
> > do not go through the initialization, just like in the old OPM CALL
> > situation.
> >
> > 2. If the calling program sets on LR and then ends, does this in
> > effect set
> > LR on in all the called programs, clearing them from the PAG?
> > That is, the
> > next time I call the control program and it in turn does a CALLB to the
> > subprogram, does the subprogram go through initialization again?
> >
> > 3. If I set on LR in a called program and it returns, does that
> in effect
> > set on LR in the calling program?

According to my tests:

1. True
2. Yes
3. No

So, while LR in the main module is propagated down to called modules, the
reverse is not true.  Setting on LR in a module only affects the module -
the next time it is called, it goes through initialization again.