gcc/testsuite/gcc.dg/pr48159-2.c

   1 /* PR debug/48159 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -ftree-loop-distribution -fcompare-debug" } */
   4
   5 int foo (int * __restrict__ ia, int * __restrict__ ib,
   6          int * __restrict__ oxa, int * __restrict__ oxb)
   7 {
   8   int i;
   9   int oya[52], oyb[52];
  10   for (i = 0; i < 52; i++)
  11     {
  12       int w1 = ia[i];
  13       int w2 = oxa[i];
  14       int w3 = ib[i];
  15       int w4 = oxb[i];
  16       int w5 = w1 + w2 + 5;
  17       oya[i] = (w1 * w2) >> 10;
  18       int w6 = w3 + w4 + 6;
  19       oyb[i] = (w3 * w4) >> 10;
  20     }
  21   return oya[22] + oyb[21];
  22 }