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Old 2021-09-02, 16:22   #20
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Apr 2003
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Originally Posted by bur View Post
Ok, thanks, it worked.

Are there any flags I could use to optimize e.g. for avx2? The makefile didn't look like it, but I'm far from being an expert there.
No. gwnum will choose the best FFT based upon the available hardware. If the best FFT uses AVX2, then it will use that FFT. If AVX2 is not available, then any FFT that requires AVX2 will not be used.
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