gcc/testsuite/gcc.c-torture/execute/20010116-1.c

   1 /* Distilled from optimization/863.  */
   2
   3 extern void abort (void);
   4 extern void exit (int);
   5 extern void ok (int);
   6
   7 typedef struct
   8 {
   9   int x, y, z;
  10 } Data;
  11
  12 void find (Data *first, Data *last)
  13 {
  14   int i;
  15   for (i = (last - first) >> 2; i > 0; --i)
  16     ok(i);
  17   abort ();
  18 }
  19
  20 void ok(int i)
  21 {
  22   if (i != 1)
  23     abort ();
  24   exit (0);
  25 }
  26
  27 int
  28 main ()
  29 {
  30   Data DataList[4];
  31   find (DataList + 0, DataList + 4);
  32 }