Re: loop causes a crash

[John B. Thoo]

On May 21, 2009, at 11:32 PM, Carlo de Falco wrote:

> On 21 May 2009, at 23:02, Carlo de Falco wrote:
>
> > On 21 May 2009, at 07:48, Bertrand Roessli wrote:
> >
> > > I submitted this report to
> > >
> > >
> > > address@hidden
> > >
> > > but I think it did not arrive:
> > >
> > >
> > >
> > > Hello,
> > >
> > > this loop causes a crash in Octave-3.1.55:
> > >
> > > for i=1:10
> > >       for j=1:10
> > >               for l=1:10
> > >                       a(j,l,i)=1; %crash
> > >                       %a(i,j,l)=1; %is fine
> > >               endfor
> > >       endfor
> > > endfor
> >
> > This works fine for me with the latest sources from mercurial on OSX.
> > c.
>
>
>
> Actually I was too quick in saying that it works for me:
>
> ---------------------------------
> > > for i=1:10
>         for j=1:10
>                 for l=1:10
>                         a(j,l,i)=1; %crash
>                         %a(i,j,l)=1; %is fine
>                 endfor
>         endfor
> endfor
> > >
> ---------------------------------
>
> produces no error, but
>
> ---------------------------------
> > > size(a)
> panic: Segmentation fault -- stopping myself...
> Segmentation fault
> ---------------------------------

On 3.0.5 on OS X 10.4.11:

octave-3.0.5:1> for i=1:10
> for j=1:10
> for l=1:10
> a(j,l,i) = 1;
> endfor
> endfor
> endfor
octave-3.0.5:2> a
octave-3.0.5:3> size (a)
ans =

   10   10   10

octave-3.0.5:4>

---John.