gcc/testsuite/gcc.dg/tree-ssa/scev-4.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-optimized" } */
   3
   4 typedef struct {
   5         int x;
   6         int y;
   7 } S;
   8
   9 int *a_p;
  10 S a[1000];
  11
  12 f(int k)
  13 {
  14         int i;
  15
  16         for (i=k; i<1000; i+=k) {
  17                 a_p = &a[i].y;
  18                 *a_p = 100;
  19         }
  20 }
  21
  22 /* { dg-final { scan-tree-dump-times "&a" 1 "optimized" { xfail { lp64 || llp64 } } } } */
  23 /* { dg-final { cleanup-tree-dump "optimized" } } */