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Bill Allombert on Mon, 20 Feb 2023 18:25:07 +0100
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Re: Segmentation Fault in Pari/GP from gp2c-run
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- To: pari-users@pari.math.u-bordeaux.fr
- Subject: Re: Segmentation Fault in Pari/GP from gp2c-run
- From: Bill Allombert <Bill.Allombert@math.u-bordeaux.fr>
- Date: Mon, 20 Feb 2023 18:23:55 +0100
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On Mon, Feb 20, 2023 at 06:11:39AM -0800, Edmond Griffin wrote:
> Hello Bill,
>
> Thank you very much for your speedy reply and helpful suggestion. I
> replaced “warning” with “print” and was able to run my compiled code!
>
> Just for your information, the compiled code ran 1.4 times as fast as the
> regular gp. Less than I hoped, but I think the execution time is being
> dominated by accessing my hard disk.
There are ways to speed up gp2c by adding type annotation.
For example if some variables are always small integers,
you can add :small to their declaration. This way gp2c will use
C long instead of GP integers.
Cheers,
Bill.