Karim BELABAS on Sat, 29 Nov 2003 16:18:23 +0100

[Date Prev] [Date Next] [Thread Prev] [Thread Next] [Date Index] [Thread Index]

Re: build failure with gcc 3.3 on x86

On Sat, 29 Nov 2003, Bill Allombert wrote:
> Recent changes from Karim cause PARI to be broken when compiled
> with gcc 3.3 on x86, see <http://pari.math.u-bordeaux.fr/buildlog.html>
> The following patch fix that.
> This is not a very good patch, but it explains the problem:
> oldrel point to a value in the cache but is not updated when the
> cache is reallocated. Apparently oldrel is used afterward.

Indeed. I have committed a slightly better patch.

The changes referred to by Bill are localized to bnfinit(). It's a complete
rewrite of the relation code handling, so as to avoid recomputing everything
from scratch when precision turns out to be too low.

Karim Belabas                     Tel: (+33) (0)1 69 15 57 48
Dép. de Mathématiques, Bât. 425   Fax: (+33) (0)1 69 15 60 19
Université Paris-Sud              http://www.math.u-psud.fr/~belabas/
F-91405 Orsay (France)            http://pari.math.u-bordeaux.fr/  [PARI/GP]