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glibc  2.9
w_acosf.c File Reference
#include <math.h>
#include "math_private.h"

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float __acosf (float x)

Function Documentation

float __acosf ( float  x)

Definition at line 31 of file w_acosf.c.

#ifdef _IEEE_LIBM
       return __ieee754_acosf(x);
       float z;
       z = __ieee754_acosf(x);
       if(_LIB_VERSION == _IEEE_ || __isnanf(x)) return z;
       if(fabsf(x)>(float)1.0) {
               /* acosf(|x|>1) */
               return (float)__kernel_standard((double)x,(double)x,101);
       } else
           return z;

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