gcc/testsuite/gcc.dg/vect/vect-early-break_126.c

   1 /* { dg-do compile } */
   2 /* { dg-add-options vect_early_break } */
   3 /* { dg-require-effective-target vect_early_break } */
   4 /* { dg-require-effective-target vect_int } */
   5
   6 /* { dg-final { scan-tree-dump "vectorizing stmts using SLP" "vect" } } */
   7 /* { dg-final { scan-tree-dump "Loop contains only SLP stmts" "vect" } } */
   8
   9 #define N 1024
  10 unsigned vect_a[N];
  11 unsigned vect_b[N];
  12
  13 unsigned test4(unsigned x)
  14 {
  15  unsigned ret = 0;
  16  for (int i = 0; i < N; i++)
  17  {
  18    vect_b[i] = x + i;
  19    if (vect_a[i] > x)
  20      {
  21        ret *= vect_a[i];
  22        return vect_a[i];
  23      }
  24    vect_a[i] = x;
  25    ret += vect_a[i] + vect_b[i];
  26  }
  27  return ret;
  28 }