17 /* Cause a compile-time error if fftw_real is not double */
18 int _array_
[1 - 2 * !((sizeof(fftw_real
)) == sizeof(double))];
20 /* Cause a compile-time error if fftw_real is not float */
21 int _array_
[1 - 2 * !((sizeof(fftw_real
)) == sizeof(float))];