Re: [sage-devel] Segfault in DiGraph.automorphism_group

2011-11-24 Thread Nicolas M. Thiery
On Tue, Nov 22, 2011 at 05:09:20PM +0100, Florent Hivert wrote: > Sorry my message wasn't clear. The patch below is the part of > finite_semigroup-nt.patch which triggers the segfault. You don't need > the rest of finite_semigroup-nt.patch to reproduce the bug. > """ > # HG changeset patch

Re: [sage-devel] Segfault in DiGraph.automorphism_group

2011-11-23 Thread Nathann Cohen
H... On Sage 4.8-alpha2, when I add the line from sage.graphs.digraph import DiGraph just after the line from finite_permutation_groups import FinitePermutationGroups in categories/all.py What I get is that Sage does not run anymore. [...lots of things ...] /home/ncohen/.Sage/local/lib

Re: [sage-devel] Segfault in DiGraph.automorphism_group

2011-11-22 Thread Nicolas M. Thiery
On Tue, Nov 22, 2011 at 04:57:50PM +0100, Jeroen Demeyer wrote: > You mention it only segfaults when finite_semigroup-nt.patch is applied. > I assume this patch comes from some ticket. So you should complain on > that ticket. The problem was originally discovered with finite-semigroup-nt.patch.

Re: [sage-devel] Segfault in DiGraph.automorphism_group

2011-11-22 Thread Florent Hivert
Hi Jeroen, On Tue, Nov 22, 2011 at 04:57:50PM +0100, Jeroen Demeyer wrote: > On 2011-11-22 15:46, Florent Hivert wrote: > > I don't think I'll have time to investigate this further. Should I open a > > ticket ? > You mention it only segfaults when finite_semigroup-nt.patch is applied. > I a

Re: [sage-devel] Segfault in DiGraph.automorphism_group

2011-11-22 Thread Jeroen Demeyer
On 2011-11-22 15:46, Florent Hivert wrote: > I don't think I'll have time to investigate this further. Should I open a > ticket ? You mention it only segfaults when finite_semigroup-nt.patch is applied. I assume this patch comes from some ticket. So you should complain on that ticket. -- To pos

[sage-devel] Segfault in DiGraph.automorphism_group

2011-11-22 Thread Florent Hivert
Hi there, I want to report a segfault in DiGraph.automorphism_group. > On my machine the following code creates a segfault if > finite_semigroup-nt.patch is applied and works if not. > > sage: G = DiGraph() > sage: G.add_vertices([1, 6, 9]) > sage: G.add_edges([(9, 1, None), (