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| Date: | -- (:) |
| From: | Christophe TROESTLER <Christophe.Troestler@u...> |
| Subject: | Re: [Caml-list] about Obj.magic |
On Fri, 31 May 2002, Olivier Andrieu <oandrieu@nerim.net> wrote:
>
> Christophe TROESTLER [Friday 31 May 2002] :
> > Is there any safe way to check whether a "kind : ('a, 'b)
> > Bigarray.kind" parameter is "float64", "complex64",... or are we bound
> > to do
> > kind = (Obj.magic float64 : ('a, 'b) Bigarray.kind)
>
> I'm not sure if that's what you mean but in the CVS version, there are
> new functions like Genarray.kind :
> external kind: ('a, 'b, 'c) t -> ('a, 'b) kind = "bigarray_kind"
I mean e.g.,
let create kind =
if kind = (Obj.magic float64 : ('a, 'b) Bigarray.kind) then
... fun a -> ... something ...
else
... fun a -> ... something else ...
where you have to imagine [a] as being a bigarray of kind [kind].
ChriS
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