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view src/fftw-3.3.3/libbench2/pow2.c @ 127:7867fa7e1b6b

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Current fftw source
author Chris Cannam <cannam@all-day-breakfast.com>
date Tue, 18 Oct 2016 13:40:26 +0100
parents 89f5e221ed7b
children
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line source
#include "bench.h"

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