kc3-lang/gnulib/lib/float.c

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• Hash : 6187bd67
  Author :
  Date : 2011-06-20T12:38:05
  

  float: Work around <float.h> bugs on FreeBSD/x86, AIX with GCC, IRIX.
  
  * lib/float.in.h: Add workarounds for FreeBSD/x86, AIX with GCC, IRIX.
  * lib/float.c: New file.
  * m4/float_h.m4 (gl_FLOAT_H): Also handle FreeBSD, AIX, IRIX. Set
  REPLACE_FLOAT_LDBL.
  * modules/float (Files): Add lib/float.c.
  (configure.ac): Invoke AC_LIBOBJ.
  * doc/posix-headers/float.texi: Mention problems on FreeBSD, AIX, IRIX.
  

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• lib/float.c

• /* Auxiliary definitions for <float.h>.
     Copyright (C) 2011 Free Software Foundation, Inc.
     Written by Bruno Haible <bruno@clisp.org>, 2011.
  
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 3 of the License, or
     (at your option) any later version.
  
     This program 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 General Public License for more details.
  
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  
  #include <config.h>
  
  /* Specification.  */
  #include <float.h>
  
  #if (defined _ARCH_PPC || defined _POWER) && defined _AIX && (LDBL_MANT_DIG == 106) && defined __GNUC__
  const union gl_long_double_union gl_LDBL_MAX =
    { { DBL_MAX, DBL_MAX / (double)134217728UL / (double)134217728UL } };
  #elif defined __i386__
  const union gl_long_double_union gl_LDBL_MAX =
    { { 0xFFFFFFFF, 0xFFFFFFFF, 32766 } };
  #else
  /* This declaration is solely to ensure that after preprocessing
     this file is never empty.  */
  typedef int dummy;
  #endif
  

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