gcc/testsuite/gcc.dg/pr23625.c

   1 /* Test case for PR23625 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -ftree-vectorize -ftree-loop-linear" } */
   4
   5 typedef long INT32;
   6 void find_best_colors ()
   7 {
   8 int ic0, ic1, ic2;
   9 INT32 * bptr;
  10 INT32 dist1;
  11 INT32 dist2;
  12 INT32 xx1;
  13 for (ic0 = (1<<(5 -3))-1;ic0 >= 0;ic0--)
  14 {
  15   for (ic1 = (1<<(6 -3))-1;ic1 >= 0;ic1--)
  16   {
  17     dist2 = dist1;
  18      for (ic2 = (1<<(5 -3))-1;ic2 >= 0;ic2--)
  19      {
  20         *bptr = dist2;
  21         bptr++;
  22      }
  23      dist1 += xx1;
  24   }
  25 }
  26 }
  27