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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [pr39100.c] - Blame information for rev 414

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Line No. Rev Author Line
1 297 jeremybenn
/* Bad PTA results (incorrect store handling) was causing us to delete
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   *na = 0 store.  */
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typedef struct E
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{
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  int p;
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  struct E *n;
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} *EP;
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typedef struct C
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{
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  EP x;
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  short cn, cp;
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} *CP;
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__attribute__((noinline)) CP
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foo (CP h, EP x)
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{
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  EP pl = 0, *pa = &pl;
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  EP nl = 0, *na = &nl;
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  EP n;
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  while (x)
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    {
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      n = x->n;
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      if ((x->p & 1) == 1)
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        {
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          h->cp++;
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          *pa = x;
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          pa = &((*pa)->n);
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        }
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      else
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        {
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          h->cn++;
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          *na = x;
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          na = &((*na)->n);
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        }
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      x = n;
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    }
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  *pa = nl;
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  *na = 0;
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  h->x = pl;
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  return h;
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}
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int
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main (void)
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{
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  struct C c = { 0, 0, 0 };
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  struct E e[2] = { { 0, &e[1] }, { 1, 0 } };
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  EP p;
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  foo (&c, &e[0]);
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  if (c.cn != 1 || c.cp != 1)
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    __builtin_abort ();
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  if (c.x != &e[1])
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    __builtin_abort ();
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  if (e[1].n != &e[0])
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    __builtin_abort ();
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  if (e[0].n)
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    __builtin_abort ();
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  return 0;
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}
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