fftw on FC5?

Tim Fenn fenn at stanford.edu
Thu Apr 27 00:09:45 UTC 2006


On Wed, Apr 26, 2006 at 01:13:56PM -0700, Globe Trotter wrote:
>
> Has anyone used fftw on FC5? I upgraded two weeks ago, and now I get
> FFT's all zeros. I am not sure if I have inadvertently introduced a
> bug in my program somewhere, but I am mystified, where.
> 
> So, I thought I would ask if anyone has had problems/no problems
> with fftw on FC5.
> 

I don't know if this is of use, but since I upgraded a library that
uses fftw2, I've had to use -fno-strict-aliasing with gcc 4.1.0 (or
turn down the level of optimization below 1) in order for fftw calls
to work as I'd expect.  I don't know if the same is true with fftw3,
however.

HTH,
Tim

-- 
Morals?  I eat communism and $h!t America, brother.  --Seanbaby




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