__math_fpclasify.c File Reference

#include "../math.h"

Functions
int	__math_fpclasify (double x)
	Classify floating-point value. More...

Function Documentation

__math_fpclasify()

int __math_fpclasify

(

double

x

)

Classify floating-point value.

Returns a value of type int that matches one of the classification macro constants, depending on the value of x.

Parameters

x	The value to classify.

Returns

One of the followoing int values: FP_INFINITE, FP_NAN, FP_ZERO, FP_SUBNORMAL, FP_NORMAL, FP_WTF.