gcc/testsuite/gcc.dg/torture/pr26222.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-fno-tree-pre -fno-tree-loop-im" } */
   3
   4 void putShort (int, int);
   5
   6 int t2;
   7 void f(int t1)
   8 {
   9   int clutOffset = 52 + 256 * 3 * 2;
  10   int x, y, z;
  11   for (x = 0; x < 16; x++)
  12     for (y = 0; y < 16; y++)
  13       for (z = 0; z < 16; z++)
  14         {
  15           int offset = clutOffset + z * 6 + y * 16 * 6 + x * 16 * 16 * 6;
  16           double xf = ((double) x) / ((double) 16 - 1.0);
  17           double tt = xf;
  18           putShort(offset, tt);
  19         }
  20 }
  21