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authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /math/s_catanf.c
parent0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff)
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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'math/s_catanf.c')
-rw-r--r--math/s_catanf.c87
1 files changed, 0 insertions, 87 deletions
diff --git a/math/s_catanf.c b/math/s_catanf.c
deleted file mode 100644
index 25eec2b1b5..0000000000
--- a/math/s_catanf.c
+++ /dev/null
@@ -1,87 +0,0 @@
-/* Return arc tangent of complex float value.
-   Copyright (C) 1997 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#include <complex.h>
-#include <math.h>
-
-#include "math_private.h"
-
-
-__complex__ float
-__catanf (__complex__ float x)
-{
-  __complex__ float res;
-  int rcls = fpclassify (__real__ x);
-  int icls = fpclassify (__imag__ x);
-
-  if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
-    {
-      if (rcls == FP_INFINITE)
-	{
-	  __real__ res = __copysignf (M_PI_2, __real__ x);
-	  __imag__ res = __copysignf (0.0, __imag__ x);
-	}
-      else if (icls == FP_INFINITE)
-	{
-	  if (rcls >= FP_ZERO)
-	    __real__ res = __copysignf (M_PI_2, __real__ x);
-	  else
-	    __real__ res = __nanf ("");
-	  __imag__ res = __copysignf (0.0, __imag__ x);
-	}
-      else if (icls == FP_ZERO || icls == FP_INFINITE)
-	{
-	  __real__ res = __nanf ("");
-	  __imag__ res = __copysignf (0.0, __imag__ x);
-	}
-      else
-	{
-	  __real__ res = __nanf ("");
-	  __imag__ res = __nanf ("");
-	}
-    }
-  else if (rcls == FP_ZERO && icls == FP_ZERO)
-    {
-      res = x;
-    }
-  else
-    {
-      float r2, num, den;
-
-      r2 = __real__ x * __real__ x;
-
-      den = 1 - r2 - __imag__ x * __imag__ x;
-
-      __real__ res = 0.5 * __ieee754_atan2f (2.0 * __real__ x, den);
-
-      num = __imag__ x + 1.0;
-      num = r2 + num * num;
-
-      den = __imag__ x - 1.0;
-      den = r2 + den * den;
-
-      __imag__ res = 0.25 * __ieee754_logf (num / den);
-    }
-
-  return res;
-}
-#ifndef __catanf
-weak_alias (__catanf, catanf)
-#endif