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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [pr20601-1.c] - Blame information for rev 154

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Line No. Rev Author Line
1 149 jeremybenn 
/* PR tree-optimization/20601 */
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extern void abort (void);
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extern void exit (int);
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struct T
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{
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  char *t1;
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  char t2[4096];
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  char **t3;
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};
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int a[5];
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int b;
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char **c;
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int d;
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char **e;
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struct T t;
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char *f[16];
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char *g[] = { "a", "-u", "b", "c" };
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__attribute__ ((__noreturn__)) void
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foo (void)
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{
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  while (1);
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}
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__attribute__ ((noinline)) char *
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bar (char *x, unsigned int y)
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{
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  return 0;
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}
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static inline char *
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baz (char *x, unsigned int y)
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{
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  if (sizeof (t.t2) != (unsigned int) -1 && y > sizeof (t.t2))
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    foo ();
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  return bar (x, y);
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}
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static inline int
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setup1 (int x)
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{
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  char *p;
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  int rval;
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  if (!baz (t.t2, sizeof (t.t2)))
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    baz (t.t2, sizeof (t.t2));
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  if (x & 0x200)
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    {
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      char **h, **i = e;
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      ++d;
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      e = f;
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      if (t.t1 && *t.t1)
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        e[0] = t.t1;
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      else
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        abort ();
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      for (h = e + 1; (*h = *i); ++i, ++h)
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        ;
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    }
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  return 1;
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}
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static inline int
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setup2 (void)
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{
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  int j = 1;
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  e = c + 1;
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  d = b - 1;
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  while (d > 0 && e[0][0] == '-')
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    {
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      if (e[0][1] != '\0' && e[0][2] != '\0')
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        abort ();
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      switch (e[0][1])
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        {
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        case 'u':
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          if (!e[1])
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            abort ();
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          t.t3 = &e[1];
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          d--;
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          e++;
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          break;
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        case 'P':
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          j |= 0x1000;
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          break;
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        case '-':
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          d--;
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          e++;
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          if (j == 1)
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            j |= 0x600;
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          return j;
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        }
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      d--;
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      e++;
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    }
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  if (d > 0 && !(j & 1))
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    abort ();
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  return j;
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}
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int
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main (void)
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{
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  int x;
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  c = g;
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  b = 4;
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  x = setup2 ();
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  t.t1 = "/bin/sh";
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  setup1 (x);
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  /* PRE shouldn't transform x into the constant 0x601 here, it's not legal.  */
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  if ((x & 0x400) && !a[4])
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    abort ();
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  exit (0);
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}

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