Re: antlr-mode.el - need some support by python.el

[Stefan Monnier]

> Can you think of a situation when _actually_ forcing it (with an
> un-widen-able narrowing) can lead to trouble here?

I can't give you such a situation off-hand, but I've seen plenty of
problems when executing innocent code in a narrowed buffer.
I've gone and rewrote all kinds of codes (e.g. filling) to avoid using
narrowing specifically for that reason.

>> E.g. in latex-mode, a "\begin{verbatim}" has to go to column 0, no
>> matter what the context.
> Are there important cases like this where we can't "flip" the modes and
> consider latex the "primary" mode instead?

All this just to avoid passing LEFTMOST-COL?


        Stefan