gcc/testsuite/gcc.c-torture/execute/930518-1.c

   1 /* { dg-additional-options "-std=gnu89" } */
   2
   3 int bar = 0;
   4
   5 f (p)
   6      int *p;
   7 {
   8   int foo = 2;
   9
  10   while (foo > bar)
  11     {
  12       foo -=  bar;
  13       *p++ = foo;
  14       bar = 1;
  15     }
  16 }
  17
  18 main ()
  19 {
  20   int tab[2];
  21   tab[0] = tab[1] = 0;
  22   f (tab);
  23   if (tab[0] != 2 || tab[1] != 1)
  24     abort ();
  25   exit (0);
  26 }