message: quench a windows warning
diff: #include "array.h"
  +#if defined(_MSC_VER)
  +# pragma warning (push)
  +# pragma warning (disable: 4310) // cast truncates constant value
  +#endif
  +
  NAMESPACE_BEGIN(enoki)
  NAMESPACE_BEGIN(detail)
  @@ -155,3 +160,7 @@ ENOKI_INLINE Array morton_decode(Value value) {
  }
  NAMESPACE_END(enoki)
  +
  +#if defined(_MSC_VER)
  +# pragma warning (pop)
  +#endif
  \ No newline at end of file
  