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[perl #32380] numeric.c assumes that NV_DIG+2 will be enough digitsfor all precision possible in NV

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From:
l.mai@web.de via RT
Date:
February 22, 2016 21:13
Subject:
[perl #32380] numeric.c assumes that NV_DIG+2 will be enough digitsfor all precision possible in NV
Message ID:
rt-4.0.18-21845-1456175612-1873.32380-15-0@perl.org
On Tue Jul 02 00:00:36 2013, tonyc wrote:
> On Sun Oct 03 15:57:59 2010, sprout wrote:
> > Thank you. I’ve applied your patch to numeric.c as ffa277e.
> > 
> > I have not applied the test yet. How can I detect, from within the test,
> > that it is running on IRIX and that it is the right version of IRIX?
> > (Are there version difference, with regard to floating-point semantic?)
> 
> I've marked the patch as applied in RT.
> 
> I expect the fix would be:
> 
> - some test (as a test, not a standalone script) to test that numeric
> conversion is accurate
> 
> - updates to hints/ for the appropriate platforms.
> 
> If this was only IRIX I'd be tempted to simply close the ticket, but
> 41202 and 47087 describe similar problems.
> 

This ticket is listed in perl5140delta:

   IRIX
    *   Conversion of strings to floating-point numbers is now more accurate
        on IRIX systems [perl #32380].

Should it still remain open?

---
via perlbug:  queue: perl5 status: open
https://rt.perl.org/Ticket/Display.html?id=32380

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