gcc/testsuite/gcc.dg/tree-ssa/20030918-1.c

   1 /* The compiler was failing to adjust pointer dereferences into array
   2    references after propagating &equot[0] into p.  */
   3
   4 /* { dg-do compile } */
   5 /* { dg-options "-O -ftree-dominator-opts" } */
   6
   7 static unsigned short equot[(6 +3)];
   8 int
   9 foo (num)
  10      unsigned short num[];
  11 {
  12   unsigned short *p = &equot[0];
  13   *p++ = num[0];
  14   *p++ = num[1];
  15 }