kc3-lang/gnulib/tests/test-isnand.h

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• Hash : 5b92dd0a
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  Date : 2024-01-01T10:31:48
  

  maint: run 'make update-copyright'
  

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• tests/test-isnand.h

• /* Test of isnand() substitute.
     Copyright (C) 2007-2024 Free Software Foundation, Inc.
  
     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 <https://www.gnu.org/licenses/>.  */
  
  /* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
  
  #include <limits.h>
  
  #include "minus-zero.h"
  #include "infinity.h"
  #include "nan.h"
  #include "snan.h"
  #include "macros.h"
  
  int
  main ()
  {
    /* Finite values.  */
    ASSERT (!isnand (3.141));
    ASSERT (!isnand (3.141e30));
    ASSERT (!isnand (3.141e-30));
    ASSERT (!isnand (-2.718));
    ASSERT (!isnand (-2.718e30));
    ASSERT (!isnand (-2.718e-30));
    ASSERT (!isnand (0.0));
    ASSERT (!isnand (minus_zerod));
    /* Infinite values.  */
    ASSERT (!isnand (Infinityd ()));
    ASSERT (!isnand (- Infinityd ()));
    /* Quiet NaN.  */
    ASSERT (isnand (NaNd ()));
  #if HAVE_SNAND
    /* Signalling NaN.  */
    ASSERT (isnand (SNaNd ()));
  #endif
    return 0;
  }
  

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