assert(condition[, message]) patch

[kris]

Derek Parnell wrote:
> Rest assured though that from a performance point of view, you won't notice
> anything if you aren't using this facility, because it doesn't do text
> preprocessing on ".d" files. Instead you have to explicitly use ".mac"
> files which are transformed into ".d" files.

Whew! Thanks :-D

[snip]
> So Walter, if you want to stop this nasty abomination of source code abuse,
> please allow coder defined messages in the built-in assert statement ;-)

Right on!