Subversion Repositories openrisc_me

/* { dg-do run { target { pcc_bitfield_type_matters || default_packed } } } */

/* { dg-options "" } */

/* Check bitfields and non-bitfields are aligned & sized similarly.

   Copyright (C) 2002 Free Software Foundation Inc

   Contributed by Nathan Sidwell <nathan@codesourcery.com>

*/

#include <limits.h>

#include <stdio.h>

static int fail;

#define CHECK1(N, T) do { \

  typedef struct Field_##N { char c; T f; } Field_##N; \

  typedef struct BitField_##N { char c; T f : sizeof (T) * CHAR_BIT; } BitField_##N; \

  if (sizeof (Field_##N) != sizeof (BitField_##N)) { \

    fail = 1; printf ("sizeof %s failed\n", #T); \

  } \

  if (__alignof__ (Field_##N) != __alignof__ (BitField_##N)) { \

    fail = 1; printf ("__alignof__ %s failed\n", #T); \

  } \

} while (0)

#define CHECK(N, T) do { \

  CHECK1(N, T); \

  CHECK1 (s##N, signed T); \

  CHECK1 (u##N, unsigned T); \

} while (0)

int main ()

{

  CHECK (c, char);

  CHECK (s, short);

  CHECK (i, int);

  CHECK (l, long);

  CHECK (ll, long long);

  return fail;

}