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view fft/fftw/fftw-3.3.4/libbench2/pow2.c @ 33:bbf5d4e825eb

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Hack in an alternative float-only version (no faster)
author Chris Cannam
date Mon, 09 Nov 2015 12:22:00 +0000
parents 26056e866c29
children
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line source
#include "bench.h"

int power_of_two(int n)
{
     return (((n) > 0) && (((n) & ((n) - 1)) == 0));
}