Thomas Fischbacher <Thomas.Fischbacher@Physik.Uni-Muenchen.DE> writes:

> As far as I can see from the documentation, it is not explicitly permitted 
> to change a once allocated bigarray data structure in such a way that one 
> replaces the data pointer by some other data pointer (while retaining 
> size and type). This would, however, be quite useful in some situations.

Is your bigarray a wrapper around some externally allocated data, created
via alloc_bigarray() C call? If yes, you can safely replace the data
pointer with another one via Caml-C interface. If not, why do you need that?

- Dmitry Bely