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/*
* nan () returns a nan.
* Added by Cygnus Support.
*/
/*
FUNCTION
<<nan>>, <<nanf>>---representation of infinity
INDEX
nan
INDEX
nanf
ANSI_SYNOPSIS
#include <math.h>
double nan(void);
float nanf(void);
TRAD_SYNOPSIS
#include <math.h>
double nan();
float nanf();
DESCRIPTION
<<nan>> and <<nanf>> return an IEEE NaN (Not a Number) in
double and single precision arithmetic respectivly.
QUICKREF
nan - pure
*/
#include "fdlibm.h"
#ifndef _DOUBLE_IS_32BITS
double nan()
{
double x;
INSERT_WORDS(x,0x7ff80000,0);
return x;
}
#endif /* _DOUBLE_IS_32BITS */
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