On 11-Apr-2011, Marco Caliari wrote:
| Dear maintainers,
|
| the following code
|
| clear all
| m = 45;
| y = linspace(0,1,m+1)';
| y = y(1:m);
| F = [0:m-1].'*2*pi*y.';
| F(:,1)
|
| produces some strange negative zeros (in random positions) with Octave
| 3.4.0 and ATLAS 3.8.4.x (x=1 or x=2, Core232SSE3), whereas everything is
| fine with ATLAS 3.8.3. So, I suspect a bug in ATLAS (uninitialized
| values?). Maybe someone is able to write a neat C code to submit to ATLAS
| developers and/or to check that there is surely no fault in Octave.