gcc/testsuite/gcc.dg/tree-ssa/ltrans-6.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -ftree-loop-linear -fdump-tree-ltrans-all" } */
   3 /* { dg-require-effective-target size32plus } */
   4
   5
   6
   7 int medium_loop_interchange(int A[100][200])
   8 {
   9   int i,j;
  10
  11   /* This loop should be interchanged. */
  12
  13   for(j = 0; j < 200; j++)
  14     for(i = 0; i < 100; i++)
  15       A[i][j] = A[i][j] + A[i][j];
  16
  17   return A[1][1];
  18 }
  19
  20 /* { dg-final { scan-tree-dump-times "transformed loop" 1 "ltrans"} } */
  21 /* { dg-final { cleanup-tree-dump "ltrans" } } */