Re: segfault in tests

[John W. Eaton]

On 19-Feb-2009, Jaroslav Hajek wrote:

| On Thu, Feb 19, 2009 at 6:49 PM, John W. Eaton <address@hidden> wrote:
| > After updating today, I see this crash when running tests:
| >
| >  scripts/general/accumarray.m ...........................panic: 
Segmentation fault -- stopping myself...
| > make[2]: *** [check] Segmentation fault
| > make[2]: Leaving directory `/scratch/jwe/build/octave/test'
| > make[1]: *** [check] Error 2
| > make[1]: Leaving directory `/scratch/jwe/build/octave'
| > make: *** [check] Error 2
| >
| > Does this happen for anyone else, or is it just me?
| >
| > jwe
| >
| 
| Hmm,
| I now see it too. Strangely enough, running just "test sortrows" seems
| to run fine. I'll try to investigate what is wrong.

I just did

  ./run-octave -g

and "test accumarray" and it crashes here:

  (gdb) where
  #0  0x00007f3e1aeaeed5 in raise () from /lib/libc.so.6
  #1  0x00007f3e1aeb03f3 in abort () from /lib/libc.so.6
  #2  0x00007f3e1aeeb3a8 in ?? () from /lib/libc.so.6
  #3  0x00007f3e1aef0948 in ?? () from /lib/libc.so.6
  #4  0x00007f3e1aef2a56 in free () from /lib/libc.so.6
  #5  0x00007f3e21701422 in ~ArrayRep (this=0x11bc7d0) at 
/home/jwe/src/octave/liboctave/Array.h:86
  #6  0x00007f3e217014fd in ~Array (this=0x7fff2a513be0) at 
/home/jwe/src/octave/liboctave/Array.cc:84
  #7  0x00007f3e21466b7f in F__sort_rows_idx__ (address@hidden) at 
/home/jwe/src/octave/src/data.cc:5672
  #8  0x00007f3e218d3a7a in octave_builtin::do_multi_index_op (this=0x9253b8, 
nargout=1, address@hidden)
      at /home/jwe/src/octave/src/ov-builtin.cc:107
  #9  0x00007f3e218d3d56 in octave_builtin::subsref (this=0x9253b8, 
address@hidden, address@hidden, 
      nargout=1) at /home/jwe/src/octave/src/ov-builtin.cc:55

But test sortrows succeeds.  I guess the sortrow tests don't include
the same kind of call that accumarray is doing.

jwe