kc3-lang/gnulib/tests/test-u64.c

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• Hash : 7b089321
  Author :
  Date : 2025-01-01T09:24:36
  

  maint: run 'make update-copyright'
  

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• tests/test-u64.c

• /* Test of <u64.h>
     Copyright (C) 2009-2025 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 Simon Josefsson <simon@josefsson.org>, 2009.  */
  
  #include <config.h>
  
  #include <u64.h>
  
  int
  main (void)
  {
    u64 i = u64init (42, 4711);
    u64 j, k, l;
  
    j = u64hilo (42, 4711);
  
    if (u64lt (i, j) || u64lt (j, i))
      return 1;
  
    i = u64hilo (0, 42);
    j = u64hilo (0, 43);
  
    if (!u64lt (i, j))
      return 1;
  
    k = u64plus (i, j);
    l = u64hilo (0, 42 + 43);
  
    if (u64lt (k, l) || u64lt (l, k))
      return 1;
  
    u64
      m = u64hilo (0x01020304, 0x05060708),
      n = u64hilo (0x08070605, 0x04030201),
      o = u64bswap (m);
    if (u64lt (n, o) || u64lt (o, n))
      return 1;
  
    return 0;
  }
  

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