gcc/testsuite/gcc.dg/vect/pr68577.c

   1 /* { dg-do compile } */
   2
   3 int a, b;
   4
   5 void
   6 __sched_cpucount (void)
   7 {
   8   while (b)
   9     {
  10       long l = b++;
  11       a += __builtin_popcountl(l);
  12     }
  13 }
  14
  15 void
  16 slp_test (int *x, long *y)
  17 {
  18   for (int i = 0; i < 512; i += 4)
  19     {
  20       x[i] = __builtin_popcountl(y[i]);
  21       x[i + 1] = __builtin_popcountl(y[i + 1]);
  22       x[i + 2] = __builtin_popcountl(y[i + 2]);
  23       x[i + 3] = __builtin_popcountl(y[i + 3]);
  24     }
  25 }