kc3-lang/gnulib/lib/fabsl.c

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• Hash : 32a72f45
  Author :
  Date : 2023-01-01T01:14:21
  

  maint: run 'make update-copyright'
  

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• lib/fabsl.c

• /* Absolute value.
     Copyright (C) 2012-2023 Free Software Foundation, Inc.
  
     This file is free software: you can redistribute it and/or modify
     it under the terms of the GNU Lesser General Public License as
     published by the Free Software Foundation, either version 3 of the
     License, or (at your option) any later version.
  
     This file 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 Lesser General Public License for more details.
  
     You should have received a copy of the GNU Lesser General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  
  #include <config.h>
  
  /* Specification.  */
  #include <math.h>
  
  /* fabsl (x) can be defined as copysignl (x, 1.0L).
     Or, more directly, as (signbit (x) ? - x : x).  */
  
  #if HAVE_SAME_LONG_DOUBLE_AS_DOUBLE
  
  long double
  fabsl (long double x)
  {
    return fabs (x);
  }
  
  #else
  
  long double
  fabsl (long double x)
  {
    return (signbit (x) ? - x : x);
  }
  
  #endif
  

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