1  
       2  struct tag {
       3    int m1;
       4    char *m2[5];
       5  } s1, *p1;
       6  
       7  int i;
       8  
       9  main()
      10  {
      11    s1.m1 = -1;
      12    p1 = &s1;
      13  
      14    if ( func1( &p1->m1 ) == -1 )
      15      foo ("ok");
      16    else
      17      abort ();
      18  
      19    i = 3;
      20    s1.m2[3]= "123";
      21  
      22    if ( strlen( (p1->m2[i])++ ) == 3 )
      23      foo ("ok");
      24    else
      25      abort ();
      26  
      27    exit (0);
      28  }
      29  
      30  func1(int *p) { return(*p); }
      31  
      32  foo (char *s) {}