Re: [Bug-apl] Restrictions on localization of system variables?

[Juergen Sauermann]

Hi David,

of course. It came back in SVN 296.

/// Jürgen


On 05/27/2014 08:18 PM, David B. Lamkins wrote:
> Thanks. One more thing: quad-IO should be on that list.
>
> See UserFunction.cc, around line 252.
>
> On Tue, 2014-05-27 at 18:06 +0200, Juergen Sauermann wrote:
> > Hi,
> >
> > thanks, should be fixed in SVN 294.
> >
> > Note that there are some subtle differences between IBM APL2 and GNU APL
> > when localizing ⎕-vars. In IBM APL2 they are undefined after localizing
> > them.
> > In GNU APL they are pre-initialized with their respective default
> > values. This
> > gives simpler (and therefore faster code) because no check for validity
> > is needed
> > for the variables themselves, but also for the many internal users of them.
> >
> > /// Jürgen