11210 libm should be cstyle(1ONBLD) clean

          --- old/usr/src/lib/libm/common/m9x/ldexp.c
          +++ new/usr/src/lib/libm/common/m9x/ldexp.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 __ldexp = ldexp
  31   32  
  32   33  #include "libm.h"
  33   34  #include <errno.h>
  34   35  
  35   36  double
  36      -ldexp(double x, int n) {
  37      -        int *px = (int *) &x, ix = px[HIWORD] & ~0x80000000;
       37 +ldexp(double x, int n)
       38 +{
       39 +        int *px = (int *)&x, ix = px[HIWORD] & ~0x80000000;
  38   40  
  39   41          if (ix >= 0x7ff00000 || (px[LOWORD] | ix) == 0)
  40   42  #if defined(FPADD_TRAPS_INCOMPLETE_ON_NAN)
  41   43                  return (ix >= 0x7ff80000 ? x : x + x);
  42      -                /* assumes sparc-like QNaN */
       44 +
       45 +        /* assumes sparc-like QNaN */
  43   46  #else
  44   47                  return (x + x);
  45   48  #endif
  46   49          x = scalbn(x, n);
  47   50          ix = px[HIWORD] & ~0x80000000;
       51 +
  48   52          /*
  49   53           * SVID3 requires both overflow and underflow cases to set errno
  50   54           * XPG3/XPG4/XPG4.2/SUSv2 requires overflow to set errno
  51   55           */
  52   56          if (ix >= 0x7ff00000 || (px[LOWORD] | ix) == 0)
  53   57                  errno = ERANGE;
       58 +
  54   59          return (x);
  55   60  }
    

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