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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [20031202-1.c] - Rev 298

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/* { dg-do run } */
/* { dg-options "-O2" } */
/* { dg-options "-O2 -mtune=i686" { target { { i?86-*-* x86_64-*-* } && ilp32 } } } */
 
extern void abort (void);
extern void exit (int);
 
struct A { char p[6]; } __attribute__((packed));
struct B {
    struct A a;
    void * const b;
    struct A const * const c;
    struct A const *d;
};
 
char v;
 
int __attribute__((noinline))
foo (struct B *b)
{
  int i;
  for (i = 0; i < 6; ++i)
    if (b->a.p[i])
      abort ();
  if (b->b != &v || b->c || b->d)
    abort ();
  return 12;
}
 
int __attribute__((noinline))
bar (void *x)
{
  __asm __volatile ("" : "=r" (x) : "0" (x));
  struct B y = { .b = x, .c = (void *) 0 };
  return foo (&y) + 1;
}
 
int
main (void)
{
  if (bar (&v) != 13)
    abort ();
  exit (0);
}
 

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