Re: Fix itos() for LONG

Jeroen Demeyer on Wed, 06 Apr 2016 17:53:06 +0200

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Re: Fix itos() for LONG_MIN

To: pari-dev@pari.math.u-bordeaux.fr
Subject: Re: Fix itos() for LONG_MIN
From: Jeroen Demeyer <jdemeyer@cage.ugent.be>
Date: Wed, 6 Apr 2016 17:52:59 +0200
Delivery-date: Wed, 06 Apr 2016 17:53:06 +0200
In-reply-to: <20160406154644.GA9490@math.u-bordeaux.fr>
References: <57051F3A.1090108@cage.ugent.be> <20160406154644.GA9490@math.u-bordeaux.fr>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.7.0

On 2016-04-06 17:46, Karim Belabas wrote:

This is intentional: the output x of itos(gx) must allow -x. (Otherwise
lots of libpari functions break unpredictably on input stoi(LONG_MIN).)
Hence the choice to forbid this possible value in itos.

Makes sense.

I will document the current behaviour.

Please do! And also have a look at what my patch does with usersch5.texbecause there were some mistakes there.

References:
- Fix itos() for LONG_MIN
  - From: Jeroen Demeyer <jdemeyer@cage.ugent.be>
- Re: Fix itos() for LONG_MIN
  - From: Karim Belabas <Karim.Belabas@math.u-bordeaux.fr>

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