| Karim BELABAS on Tue, 28 Oct 2003 12:52:57 +0100 |
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| Re: bug report |
On Tue, 28 Oct 2003, Olivier Wittenberg wrote:
> Here are two bugs I've stumbled upon one year ago. This report
> applies to 2.1.4 as well as 2.1.5.
>
> 1) The following program makes GP segfault:
>
> subst("a", a, b)
>
> 2) The following program makes the stack overflow:
>
> x
> y
> valuation(Mod(x, x^2 + 1), y)
>
> 3) A variant on the previous bug:
>
> t
> w
> a = nfroots(nfinit(w^2 + 1), t - 1)[1];
> \\a = eval(Set(a))[1];
> valuation(a, z);
>
> It produces a stack overflow, but uncommenting the fourth line
> solves the problem.
All fixed in CVS. The latter two since 5 minutes ago :-)
Thanks !
Karim.
--
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]