double
long double
weak_alias (__erfl, erfl)#ifdef NO_LONG_DOUBLEstrong_alias (__erf, __erfl)weak_alias (__erf, erfl)#endif#ifdef __STDC__     long double     __erfcl (long double x)#else     long double     __erfcl (x)     double       x;#endif{  int32_t hx, ix;  long double R, S, P, Q, s, y, z, r;  u_int32_t se, i0, i1;  GET_LDOUBLE_WORDS (se, i0, i1, x);  ix = se & 0x7fff;  if (ix >= 0x7fff)    {				/* erfc(nan)=nan */      /* erfc(+-inf)=0,2 */      return (long double) (((se & 0xffff) >> 15) << 1) + one / x;    }  ix = (ix << 16) | (i0 >> 16);  if (ix < 0x3ffed800) /* |x|<0.84375 */    {      if (ix < 0x3fbe0000) /* |x|<2**-65 */	return one - x;      z = x * x;      r = pp[0] + z * (pp[1]          + z * (pp[2] + z * (pp[3] + z * (pp[4] + z * pp[5]))));      s = qq[0] + z * (qq[1]	  + z * (qq[2] + z * (qq[3] + z * (qq[4] + z * (qq[5] + z)))));      y = r / s;      if (ix < 0x3ffd8000) /* x<1/4 */	{	  return one - (x + x * y);	}      else	{	  r = x * y;	  r += (x - half);	  return half - r;	}    }  if (ix < 0x3fffa000) /* 1.25 */    {				/* 0.84375 <= |x| < 1.25 */      s = fabsl (x) - one;      P = pa[0] + s * (pa[1] + s * (pa[2]        + s * (pa[3] + s * (pa[4] + s * (pa[5] + s * (pa[6] + s * pa[7]))))));      Q = qa[0] + s * (qa[1] + s * (qa[2]        + s * (qa[3] + s * (qa[4] + s * (qa[5] + s * (qa[6] + s))))));      if ((se & 0x8000) == 0)	{	  z = one - erx;	  return z - P / Q;	}      else	{	  z = erx + P / Q;	  return one + z;	}    }  if (ix < 0x4005d600) /* 107 */    {				/* |x|<107 */      x = fabsl (x);      s = one / (x * x);      if (ix < 0x4000b6db) /* 2.85711669921875 */  	{			/* |x| < 1/.35 ~ 2.857143 */	  R = ra[0] + s * (ra[1] + s * (ra[2] + s * (ra[3] + s * (ra[4] +              s * (ra[5] + s * (ra[6] + s * (ra[7] + s * ra[8])))))));	  S = sa[0] + s * (sa[1] + s * (sa[2] + s * (sa[3] + s * (sa[4] +              s * (sa[5] + s * (sa[6] + s * (sa[7] + s * (sa[8] + s))))))));	}      else if (ix < 0x4001d555) /* 6.6666259765625 */	{			/* 6.666 > |x| >= 1/.35 ~ 2.857143 */	  R = rb[0] + s * (rb[1] + s * (rb[2] + s * (rb[3] + s * (rb[4] +	      s * (rb[5] + s * (rb[6] + s * rb[7]))))));	  S = sb[0] + s * (sb[1] + s * (sb[2] + s * (sb[3] + s * (sb[4] +              s * (sb[5] + s * (sb[6] + s))))));	}      else	{			/* |x| >= 6.666 */	  if (se & 0x8000)	    return two - tiny;	/* x < -6.666 */	  R = rc[0] + s * (rc[1] + s * (rc[2] + s * (rc[3] +						    s * (rc[4] + s * rc[5]))));	  S = sc[0] + s * (sc[1] + s * (sc[2] + s * (sc[3] +						    s * (sc[4] + s))));	}      z = x;      GET_LDOUBLE_WORDS (hx, i0, i1, z);      i1 = 0;      i0 &= 0xffffff00;      SET_LDOUBLE_WORDS (z, hx, i0, i1);      r = __ieee754_expl (-z * z - 0.5625) *	__ieee754_expl ((z - x) * (z + x) + R / S);      if ((se & 0x8000) == 0)	return r / x;      else	return two - r / x;    }  else    {      if ((se & 0x8000) == 0)	return tiny * tiny;      else	return two - tiny;    }}