gcc/testsuite/gcc.dg/vect/pr38529.c

/* { dg-do compile } */
/* { dg-require-effective-target vect_float } */

float a[4];

void foo()
{
  int i, j;

  for (i = 0; i < 4; ++i)
    for (j = 0; j < 17; ++j)
      a[i] = 0;
}