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

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• Hash : 1602f0af
  Author :
  Date : 2012-01-01T10:04:58
  

  maint: update all copyright year number ranges
  
  Run "make update-copyright".
  

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• tests/test-alignof.c

• /* Test of <alignof.h>.
     Copyright (C) 2009-2012 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 <http://www.gnu.org/licenses/>.  */
  
  /* Written by Bruno Haible <bruno@clisp.org>, 2009.  */
  
  #include <config.h>
  
  #include <alignof.h>
  
  #include <stddef.h>
  #include <stdint.h>
  
  #include "verify.h"
  
  typedef long double longdouble;
  typedef struct { char a[1]; } struct1;
  typedef struct { char a[2]; } struct2;
  typedef struct { char a[3]; } struct3;
  typedef struct { char a[4]; } struct4;
  
  #define CHECK(type) \
    typedef struct { char slot1; type slot2; } type##_helper; \
    verify (alignof_slot (type) == offsetof (type##_helper, slot2)); \
    const int type##_slot_alignment = alignof_slot (type); \
    const int type##_type_alignment = alignof_type (type);
  
  CHECK (char)
  CHECK (short)
  CHECK (int)
  CHECK (long)
  CHECK (float)
  CHECK (double)
  CHECK (longdouble)
  #ifdef INT64_MAX
  CHECK (int64_t)
  #endif
  CHECK (struct1)
  CHECK (struct2)
  CHECK (struct3)
  CHECK (struct4)
  
  int
  main ()
  {
    return 0;
  }
  

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