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]