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Re: Flaw found in histogram on Red Hat Linux
- Subject: Re: Flaw found in histogram on Red Hat Linux
- From: "R" <donot(at)email.me>
- Date: Thu, 15 Jun 2000 09:38:14 -0600
- Newsgroups: comp.lang.idl-pvwave
- Organization: RMI.NET
- References: <email@example.com>
- Xref: news.doit.wisc.edu comp.lang.idl-pvwave:19955
this program ran with not a problem on Win NT WS4.0 SP5, with IDL 5.2.1.
(i.e. no "corrupt array descriptor")
stockwell at co-ra dot com
<firstname.lastname@example.org> wrote in message email@example.com">news:firstname.lastname@example.org...
> Under some conditions, the histogram function causes IDL
> to crash with a corrupt array descriptor. I was unable to
> duplicate the error on other platforms with older versions
> of IDL and PV-WAVE.
> I would be curious to know if anyone could test this on
> a version of PV-WAVE for Linux, or on recent versions of
> IDL on other platforms.
> ---------Begin Included Program----------
> ; Attempt by mitch grunes to make IDL histogram fail
> ; with a corrupt array descriptor.
> ; The failure is noted on Red Hat Linux 6.0 or Mandrake
> ; Linux 7.1 with IDL 5.2 or 5.3.
> pro test1,a
> ;=========Main Program=========
> for i=0,1000 do begin
> ----------End Included Program----------
> I was able to get around the error by bumping top up a
> little, but that seems unsatisfactory.
> (I have noted in the past that histogram returned
> incorrect values [total of histogram does not equal
> # of elements] when handling arrays on the order
> of 100,000,000 elements, as though they maybe used
> floating point counters instead of integral.
> I think it may have been implemented a bit sloppily
> in general.)
> Sent via Deja.com http://www.deja.com/
> Before you buy.