message: fixed len for simd
diff: @@ -346,6 +346,11 @@ macro_rules! impl_vector_default {
  impl<S: Copy> Array for $VectorN<S> {
  type Element = S;
  + #[inline]
  + fn len() -> usize {
  + $n
  + }
  +
  #[inline]
  fn from_value(scalar: S) -> $VectorN<S> {
  $VectorN { $($field: scalar),+ }
  