I agree that h5diff is just comparing bit patterns, but obviously h5diff knows 
when a bit pattern equals NaN and when it doesn't. So it could refuse to says 
that two NaNs are equal.

At the very least there ought to be a command-line option to make it so h5diff 
reports NaNs as different.

Dave

On Feb 16, 2013, at 1:12 PM, Rhys Ulerich wrote:

>> A NaN should never be equal to itself, yet h5diff happily says they are
>> equal.
> 
> Though clearly NaN != NaN from an IEEE equality perspective, h5diff
> tells you the differences between things.  A NaN is not "different"
> from a NaN in the sense that two files containing identical bit
> patterns (some of which may be NaN) are not different.
> 
> - Rhys





_______________________________________________
Hdf-forum is for HDF software users discussion.
[email protected]
http://mail.hdfgroup.org/mailman/listinfo/hdf-forum_hdfgroup.org

Reply via email to