From: Eli Zaretskii <eliz@gnu.org>
To: Andy Moreton <andrewjmoreton@gmail.com>
Cc: 32463@debbugs.gnu.org
Subject: bug#32463: 27.0.50; (logior -1) => 4611686018427387903
Date: Thu, 23 Aug 2018 17:05:31 +0300 [thread overview]
Message-ID: <836001b2l0.fsf@gnu.org> (raw)
In-Reply-To: <867ekidls4.fsf@gmail.com> (message from Andy Moreton on Thu, 23 Aug 2018 00:27:55 +0100)
> From: Andy Moreton <andrewjmoreton@gmail.com>
> Date: Thu, 23 Aug 2018 00:27:55 +0100
>
> The current documentation is uninformative:
>
> Maximum number of bits in bignums.
> Integers outside the fixnum range are limited to absolute values less
> than 2**N, where N is this variable’s value. N should be nonnegative.
>
> This says plenty abut fixnums, but does not mention that anything larger
> than fixnum range is represented as a bignum. For users who are new to
> all of this, it is important to state that.
>
> I think it is worth mentioning that intermediate computations not visible
> to lisp may use slightly larger bignums, and to make it clear that this
> is a soft limit intended to prevent misbehaviour of the runtime.
Feel free to propose a documentation patch, and let's take it from
there.
next prev parent reply other threads:[~2018-08-23 14:05 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-17 3:29 bug#32463: 27.0.50; (logior -1) => 4611686018427387903 Katsumi Yamaoka
2018-08-17 5:59 ` Pip Cet
2018-08-17 7:40 ` Katsumi Yamaoka
2018-08-17 9:27 ` Andy Moreton
2018-08-17 11:36 ` Pip Cet
2018-08-17 11:53 ` Pip Cet
2018-08-17 13:27 ` Andy Moreton
2018-08-18 22:43 ` Paul Eggert
2018-08-17 13:24 ` Andy Moreton
2018-08-18 18:48 ` Paul Eggert
2018-08-18 18:59 ` Eli Zaretskii
2018-08-18 19:58 ` Pip Cet
2018-08-18 22:27 ` Paul Eggert
2018-08-19 15:03 ` Eli Zaretskii
2018-08-18 19:59 ` Paul Eggert
2018-08-18 19:45 ` Andy Moreton
2018-08-19 10:43 ` Live System User
2018-08-20 3:02 ` Richard Stallman
2018-08-20 3:47 ` Paul Eggert
2018-08-21 3:37 ` Richard Stallman
2018-08-18 22:56 ` Paul Eggert
2018-08-18 23:17 ` Paul Eggert
2018-08-19 10:34 ` Andy Moreton
2018-08-19 10:48 ` Pip Cet
2018-08-19 10:59 ` Paul Eggert
2018-08-19 11:32 ` Pip Cet
2018-08-21 9:40 ` Paul Eggert
2018-08-21 10:50 ` Andy Moreton
2018-08-21 14:36 ` Eli Zaretskii
2018-08-21 14:52 ` Andy Moreton
2018-08-21 17:24 ` Paul Eggert
2018-08-19 10:52 ` Paul Eggert
2018-08-22 2:29 ` Paul Eggert
2018-08-22 16:56 ` Tom Tromey
2018-08-22 17:52 ` Paul Eggert
2018-08-22 18:25 ` Eli Zaretskii
2018-08-23 0:28 ` Paul Eggert
2018-08-23 2:39 ` Eli Zaretskii
2018-08-19 18:00 ` Andy Moreton
2018-08-22 2:34 ` Paul Eggert
2018-08-22 23:27 ` Andy Moreton
2018-08-23 14:05 ` Eli Zaretskii [this message]
2018-08-22 2:56 ` Paul Eggert
2018-08-22 8:20 ` Andy Moreton
2018-08-22 8:39 ` Andy Moreton
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