old-autovect-branch/gcc/testsuite/gcc.dg/tree-ssa/ltrans-3.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -ftree-loop-linear -fdump-tree-ltrans-all" } */
   3
   4 double u[1782225];
   5 int foo(int N, int *res)
   6 {
   7   unsigned int i, j;
   8   double sum = 0;
   9       for (i = 0; i < N; i++)
  10         {
  11           for (j = 0; j < N; j++)
  12             {
  13               sum = sum + u[i + 1335 * j];
  14             }
  15         }
  16       *res = sum + N;
  17 }
  18
  19 /* { dg-final { scan-tree-dump-times "transformed loop" 1 "ltrans"} } */
  20 /* { dg-final { cleanup-tree-dump "ltrans" } } */