Re: sparse functions abort instead of memory exhausted

[Ben Abbott]

On Jan 5, 2012, at 1:55 PM, John W. Eaton wrote:

> On  5-Jan-2012, John W. Eaton wrote:
> 
> | On  5-Jan-2012, marco atzeri wrote:
> | 
> | | on cygwin with latest tip
> | 
> | Please give the output of "hg id".  Mercurial archives have a single
> | "tip" revision, but that might not be on the branch you are using.
> | Specifying the exact changeset ID uniquely identifies what sources
> | you are using.
> | 
> | | on several sparse functions I noticed
> | | 
> | | octave:19> sprand(1e5,1e5,.1)
> | | panic: Aborted -- stopping myself...
> | | attempting to save variables to `octave-core'...
> | | save to `octave-core' complete
> | 
> | I don't see this behavior on my system.  I get an out of memory error
> | as you saw with previous versions.
> 
> I should add that the behavior I see is with both
> 
>  e530656055ae (default branch)
>  f1ff06a1d73a (stable branch)
> 
> Also, I'm using a 64-bit system with 16GB of memory.  I haven't tried
> this example on a 32-bit system, or a system with less memory.
> 
> jwe

On MacOS 10.7.2 with 8GB of memory and Octave built with -m64, I also see 
"memory exhausted" for both stable and default.

sprand(1e5,1e5,.1)
error: memory exhausted or requested size too large for range of Octave's index 
type -- trying to return to prompt

$ hg id
f1ff06a1d73a+ (stable) tip

$ hg id
e530656055ae+

Ben