[fpc-pascal] for .. in loop implementation

[Marco van de Voort]

In our previous episode, Jeremy Cowgar said:
> > However IMHO that doesn't meant you are right. One single case of an
> > optimalization advantage, and then in a border case like iteration over a
> > constant set does not justify a language extension.
> 
> What is the negative of adding it?

Clutter, maintenance, and somebody has to do both implementation and
maintenance, addition to documentation tool, pretty printer etc.

> To me, I program in a language 
> because it makes my life easy, not because each keyword has a 
> certain/clear purpose and cannot be done any other method. The easier FP 
> is for me to program in (or the less typing I have to do), the better FP 
> is to me. I'm confused on why not to add it.

"Easy" and typing are not related. Easy allows me to do my job quickly.
Typing has never been limiting in my job.