From bug-octave-request at bevo dot che dot wisc dot edu Wed Jan 21 15:48:58 2004
Subject: ND Array assignment causes octave crash
From: "John W. Eaton" <jwe at bevo dot che dot wisc dot edu>
To: Quentin Spencer <qspencer at ieee dot org>
Cc: bug-octave at bevo dot che dot wisc dot edu
Date: Wed, 21 Jan 2004 15:47:05 -0600

On 20-Dec-2003, Quentin Spencer <qspencer at ieee dot org> wrote:

| Bug report for Octave 2.1.52 configured for i686-pc-linux-gnu
| 
| Description:
| -----------
| 
| Assignments of the form x(1,1,:)=y, where y is a 1-by-1-by-N
| array cause octave to crash.
| 
| Repeat-By:
| ---------
| 
| octave 1> a(1,1,:)=ones(1,1,3)
| error: invalid converstion of NDArray to Matrix
| octave: dim-vector.h:104: int& dim_vector::dim_vector_rep::elem(int): 
| Assertion `i >= 0 && i < ndims' failed.
| panic: Aborted -- stopping myself...
| attempting to save variables to `octave-core'...
| save to `octave-core' complete
| Aborted

I think this problem is fixed in the CVS sources now:

  octave:1> a(1,1,:) = ones (1, 1, 3)
  a =

  ans(:,:,1) = 1
  ans(:,:,2) = 1
  ans(:,:,3) = 1


Thanks,

jwe



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