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Date: -- (:)
From: Berke Durak <berke@a...>
Subject: [Caml-list] Statically detecting arrays bound exceptions ?? (was: Universal Serializer)
On Fri, Jul 12, 2002 at 10:41:35PM +1000, John Max Skaller wrote:
[...]
> Ocaml run time errors include array (and string) bounds exceptions and 
> infinite recursions:
> static type checking could detect the first, but not the second.

Hey, wait a minute, how do you plan to statically detect bounds exceptions ?
It's as undecidable as detecting infinite recursions.

	let rec f () =
	   let a = [|1;2|] in
       if compiler_is_gonna_say_that_there_is_gonna_be_a_bounds_error f then
          a.(0)
       else
          a.(3)
-- 
Berke Durak
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