11210 libm should be cstyle(1ONBLD) clean

          --- old/usr/src/lib/libm/common/Q/acosl.c
          +++ new/usr/src/lib/libm/common/Q/acosl.c

   1    1  /*
   2    2   * CDDL HEADER START
   3    3   *
   4    4   * The contents of this file are subject to the terms of the
   5    5   * Common Development and Distribution License (the "License").
   6    6   * You may not use this file except in compliance with the License.
   7    7   *
   8    8   * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9    9   * or http://www.opensolaris.org/os/licensing.
  10   10   * See the License for the specific language governing permissions
  11   11   * and limitations under the License.
  12   12   *
  13   13   * When distributing Covered Code, include this CDDL HEADER in each
  14   14   * file and include the License file at usr/src/OPENSOLARIS.LICENSE.

  15   15   * If applicable, add the following below this CDDL HEADER, with the
  16   16   * fields enclosed by brackets "[]" replaced with your own identifying
  17   17   * information: Portions Copyright [yyyy] [name of copyright owner]
  18   18   *
  19   19   * CDDL HEADER END
  20   20   */
  21   21  
  22   22  /*
  23   23   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  24   24   */
       25 +
  25   26  /*
  26   27   * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  27   28   * Use is subject to license terms.
  28   29   */
  29   30  
  30   31  /*
  31   32   * arccosin function
  32   33   *                            ________
  33   34   *                           / 1 - x
  34   35   *      acos(x) = 2*atan2(  / -------- , 1 )

  35   36   *                        \/   1 + x
  36   37   *
  37   38   *                            ________
  38   39   *                           / 1 - x
  39   40   *              = 2*atan (  / -------- ) for non-exceptional x.
  40   41   *                        \/   1 + x
  41   42   *

  42   43   * Special cases:
  43   44   *      if x is NaN, return x itself;
  44   45   *      if |x|>1, return NaN with invalid signal.
  45   46   */
  46   47  
  47   48  #pragma weak __acosl = acosl
  48   49  
  49   50  #include "libm.h"
  50   51  
  51   52  static const long double zero = 0.0L, one = 1.0L;
  52      -
  53   53  long double
  54      -acosl(long double x) {
       54 +acosl(long double x)
       55 +{
  55   56          if (isnanl(x))
  56   57                  return (x + x);
  57   58          else if (fabsl(x) < one)
  58   59                  x = atanl(sqrtl((one - x) / (one + x)));
  59   60          else if (x == -one)
  60   61                  x = atan2l(one, zero);  /* x <- PI */
  61   62          else if (x == one)
  62   63                  x = zero;
  63      -        else {          /* |x| > 1  create invalid signal */
       64 +        else                            /* |x| > 1  create invalid signal */
  64   65                  return (zero / zero);
  65      -        }
       66 +
  66   67          return (x + x);
  67   68  }
    

XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX