gcc/testsuite/gcc.dg/tree-ssa/slsr-3.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3 -fdump-tree-optimized" } */
   3
   4 int
   5 foo (int a[], int b[], int i)
   6 {
   7   a[i] = b[i] + 2;
   8   i++;
   9   a[i] = b[i] + 2;
  10   i++;
  11   a[i] = b[i] + 2;
  12   i++;
  13   a[i] = b[i] + 2;
  14   i++;
  15   return i;
  16 }
  17
  18 /* { dg-final { scan-tree-dump-times "\\* 4" 1 "optimized" } } */
  19 /* { dg-final { scan-tree-dump-times "\\+ 4|\\, 4>" 2 "optimized" } } */
  20 /* { dg-final { scan-tree-dump-times "\\+ 8|\\, 8>" 1 "optimized" } } */
  21 /* { dg-final { scan-tree-dump-times "\\+ 12|\\, 12>" 1 "optimized" } } */
  22 /* { dg-final { cleanup-tree-dump "optimized" } } */