gcc/testsuite/gcc.dg/tree-ssa/pr44483.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-c -O3" { target *-*-* } } */
   3
   4 int ffesum (void) {
   5   int ch[4], ii, jj, kk;
   6   char asc[32];
   7
   8   for (ii = 0; ii < 4; ii++)
   9     {
  10       for (jj = 0; jj < 4; jj++)
  11         ch[jj] = ii;
  12       for (kk = 0; kk < 13; kk++)
  13         for (jj = 0; jj < 4; jj += 2)
  14           if ((unsigned char) ch[jj] || (unsigned char) ch[jj + 1])
  15             ch[jj]++;
  16       for (jj = 0; jj < 4; jj++)
  17         asc[4 * jj + ii] = ch[jj];
  18     }
  19   return asc[0];
  20 }