Denis Washington scripsit:

> IIRC it was said in the WG1 newsgroup that the notion of "optional"
> in the report was going to be precised to mean "mandatory except if
> the implementation is constrained by its environment" (e.g., missing
> floating-point on some embedded systems). However, I do not find such
> language in this section. Was the idea dismissed after all? Or simply
> forgotten?

Well, I pointed out that the "environment" may be the implementor's
intentions.  For example, Chibi doesn't support complex numbers or exact
non-integers, but the constraint is basically that it's meant to be a
very small Scheme.

> The new paragraph on an error being signalled as if by "raise" is
> placed somewhat unfortunate position, as the next paragraph starting
> with "For example" is logically connected with its original previous
> paragraph.

I've rearranged the text for the next draft.

--
John Cowan    http://ccil.org/~cowan  cowan@ccil.org
The Penguin shall hunt and devour all that is crufty, gnarly and
bogacious; all code which wriggles like spaghetti, or is infested with
blighting creatures, or is bound by grave and perilous Licences shall it
capture.  And in capturing shall it replicate, and in replicating shall
it document, and in documentation shall it bring freedom, serenity and
most cool froodiness to the earth and all who code therein.  --Gospel of Tux

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