fftw_execute_r2r Interface

interface
public subroutine fftw_execute_r2r(p, in, out) bind(C, name="0")

Arguments

Type	Intent	Optional	Attributes		Name
type(C_PTR),			value	::	p
real(kind=C_DOUBLE),	intent(inout),		dimension(*)	::	in
real(kind=C_DOUBLE),	intent(out),		dimension(*)	::	out