gcc-4.9/gcc/testsuite/gcc.dg/20010912-1.c


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/* { dg-do run { target fpic } } */
/* { dg-options "-O2 -fpic" } */

extern void abort (void);
extern void exit (int);

int bar (int x, char **y)
{
  if (x != 56)
    abort ();
  if (**y != 'a')
    abort ();
  *y = "def";
  return 1;
}

int baz (int x, char **y)
{
  if (x != 56)
    abort ();
  if (**y != 'a')
    abort ();
  return 26;
}

int foo (int x, char *y)
{
  int a;
  char *b = y;
  a = bar (x, &y);
  if (a)
    {
      y = b;
      a = baz (x, &y);
    }
  if (a)
    return a;

  baz (x, &y);
  return 0;
}

int main ()
{
  if (foo (56, "abc") != 26)
    abort ();
  exit (0);
}