bug#36566: 27.0.50; debug is sometimes horribly slow

[Lars Ingebrigtsen]

Rudolf Schlatte <rudi@constantly.at> writes:

>> As someone requested long ago, we should have some way to "reset" the
>> printing config context in a single step without having to mention
>> individually each and every var.
>
> Common Lisp uses with-standard-io-syntax for this purpose
> (http://clhs.lisp.se/Body/m_w_std_.htm).

That would be OK, but doesn't help with the "setting non Lisp world
variables", and a parameter gives us both of these things.

-- 
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   bloggy blog: http://lars.ingebrigtsen.no