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Groups > alt.folklore.computers > #235488

Re: boxing all integers (was Re: Resources to learn common lisp?)

From Kragen Javier Sitaker <kragen@canonical.org>
Newsgroups comp.lang.lisp, alt.folklore.computers
Subject Re: boxing all integers (was Re: Resources to learn common lisp?)
Date 2026-08-31 03:11 -0300
Organization Primarily biological and memetic
Message-ID <87cxuy6cqt.fsf@debian> (permalink)
References (16 earlier) <111tev9$8hea$1@dont-email.me> <875x2zzres.fsf@nightsong.com> <86se5zr6ez.fsf@williamsburg.bawden.org> <87mru47iou.fsf_-_@debian> <868q5ni9ns.fsf@williamsburg.bawden.org>

Cross-posted to 2 groups.

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Alan Bawden <alan@csail.mit.edu> writes:
> Kragen Javier Sitaker <kragen@canonical.org> writes:
>> I had no idea!  Never having used it, I had always assumed that MACLISP
>> shared the behavior of things like SBCL, Smalltalk, and recent versions
>> of Python — transparently overflowing from fixnums to bignums.
>
> Note that MacLisp _does_ have "transparent-overflow" arithmetic, you
> just have to use `PLUS`, `TIMES` and `DIFFERENCE` instead of `+`, `*`
> and `-`.  The `+` family is fixnum-only, but the `PLUS` family handles
> all types of numbers.

I see!  Thank you for explaining.

Kragen

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Thread

boxing all integers (was Re: Resources to learn common lisp?) Kragen Javier Sitaker <kragen@canonical.org> - 2026-08-29 17:52 -0300
  Re: boxing all integers (was Re: Resources to learn common lisp?) Alan Bawden <alan@csail.mit.edu> - 2026-08-30 17:24 -0400
    Re: boxing all integers (was Re: Resources to learn common lisp?) Kragen Javier Sitaker <kragen@canonical.org> - 2026-08-31 03:11 -0300
  origin of XGP fonts (was Re: reprints of old AI memos) Kragen Javier Sitaker <kragen@canonical.org> - 2026-09-28 10:44 -0300
    Re: origin of XGP fonts (was Re: reprints of old AI memos) Peter Flass <Peter@Iron-Spring.com> - 2026-09-28 07:33 -0700
      Re: origin of XGP fonts (was Re: reprints of old AI memos) Johann 'Myrkraverk' Oskarsson <johann@myrkraverk.invalid> - 2026-09-28 22:53 +0800

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