5261 libm should stop using synonyms.h
5298 fabs is 0-sized, confuses dis(1) and others
Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
Approved by: Gordon Ross <gwr@nexenta.com>

          --- old/usr/src/lib/libm/common/complex/cprojf.c
          +++ new/usr/src/lib/libm/common/complex/cprojf.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   * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  27   27   * Use is subject to license terms.
  28   28   */
  29   29  
  30      -#pragma weak cprojf = __cprojf
       30 +#pragma weak __cprojf = cprojf
  31   31  
  32   32  #include "libm.h"
  33   33  #include "complex_wrapper.h"
  34   34  
  35   35  /* INDENT OFF */
  36   36  static const float zero = 0.0F;
  37   37  /* INDENT ON */
  38   38  
  39   39  fcomplex
  40   40  cprojf(fcomplex z) {

  41   41          float x, y;
  42   42          int ix, iy, hx, hy;
  43   43  
  44   44          x = F_RE(z);
  45   45          y = F_IM(z);
  46   46          hx = THE_WORD(x);
  47   47          hy = THE_WORD(y);
  48   48          ix = hx & 0x7fffffff;
  49   49          iy = hy & 0x7fffffff;
  50   50          if (iy == 0x7f800000) {
  51   51                  F_RE(z) = fabsf(y);
  52   52                  F_IM(z) = hy >= 0 ? zero : -zero;
  53   53          } else if (ix == 0x7f800000) {
  54   54                  F_RE(z) = fabsf(x);
  55   55                  F_IM(z) = hy >= 0 ? zero : -zero;
  56   56          }
  57   57          return (z);
  58   58  }

XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX