11210 libm should be cstyle(1ONBLD) clean

          --- old/usr/src/lib/libm/common/m9x/fmax.c
          +++ new/usr/src/lib/libm/common/m9x/fmax.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  #pragma weak fmax = __fmax
  31   32  
  32   33  /*
  33   34   * fmax(x,y) returns the larger of x and y.  If just one of the
  34   35   * arguments is NaN, fmax returns the other argument.  If both
  35   36   * arguments are NaN, fmax returns NaN.
  36   37   *
  37   38   * See fmaxf.c for a discussion of implementation trade-offs.
  38   39   */
  39   40  
  40      -#include "libm.h"       /* for isgreaterequal macro */
       41 +#include "libm.h"                       /* for isgreaterequal macro */
  41   42  #include <fenv.h>
  42   43  
  43   44  double
  44      -__fmax(double x, double y) {
       45 +__fmax(double x, double y)
       46 +{
  45   47          union {
  46   48                  unsigned i[2];
  47   49                  double d;
  48   50          } xx, yy;
       51 +
  49   52          unsigned s;
  50   53  
  51   54          /* if y is nan, replace it by x */
  52   55          if (y != y)
  53   56                  y = x;
  54   57  
  55   58          /* if x is nan, replace it by y */
  56   59          if (x != x)
  57   60                  x = y;
  58   61  

  59   62          /* At this point, x and y are either both numeric, or both NaN */
  60   63          if (!isnan(x) && !isgreaterequal(x, y))
  61   64                  x = y;
  62   65  
  63   66          /*
  64   67           * clear the sign of the result if either x or y has its sign clear
  65   68           */
  66   69          xx.d = x;
  67   70          yy.d = y;
  68   71  #if defined(__sparc)
  69   72          s = ~(xx.i[0] & yy.i[0]) & 0x80000000;
  70   73          xx.i[0] &= ~s;
  71   74  #elif defined(__x86)
  72   75          s = ~(xx.i[1] & yy.i[1]) & 0x80000000;
  73   76          xx.i[1] &= ~s;
  74   77  #else
  75   78  #error Unknown architecture
  76   79  #endif
  77   80  
  78   81          return (xx.d);
  79   82  }

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