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 /* { dg-options "-O2 -ftree-loop-linear -fdump-tree-ltrans-all -march=i486" { target { i?86-*-* && ilp32} } } */
   4 /* { dg-require-effective-target size32plus } */
   5
   6 double u[1782225];
   7 int foo(int N, int *res)
   8 {
   9   unsigned int i, j;
  10   double sum = 0;
  11       for (i = 0; i < N; i++)
  12         {
  13           for (j = 0; j < N; j++)
  14             {
  15               sum = sum + u[i + 1335 * j];
  16             }
  17         }
  18       *res = sum + N;
  19 }
  20
  21 /* { dg-final { scan-tree-dump-times "transformed loop" 1 "ltrans" } } */
  22 /* { dg-final { cleanup-tree-dump "ltrans" } } */