From: Andy Moreton <andrewjmoreton@gmail.com>
To: 32463@debbugs.gnu.org
Subject: bug#32463: 27.0.50; (logior -1) => 4611686018427387903
Date: Tue, 21 Aug 2018 11:50:15 +0100 [thread overview]
Message-ID: <vz18t50uh7c.fsf@gmail.com> (raw)
In-Reply-To: <b4m8t55llg6.fsf@jpl.org>
On Tue 21 Aug 2018, Paul Eggert wrote:
> Pip Cet wrote:
>> I'm not sure what a reasonable limit would be, but I think a global
>> limit of bignum size to something that allows for "immediate"
>> computations would be best.
>
> I installed the attached patch to do that. It tentatively defaults to a limit
> of 2↑↑5 (i.e., 2**65536) for bignums, overrideable by setting a new variable
> 'integer-width' that defaults to 65536. This default should be big enough for
> almost all Emacs applications and should avoid issues of aborts and hangs.
Have you checked a mini-gmp build to ensure that this patch works if
the GMP library is not installed ?
It might be slightly faster to use mpz_limbs_read in make_number instead
of mpz_getlimbn.
AndyM
next prev parent reply other threads:[~2018-08-21 10:50 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 [this message]
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
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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