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From: Ivan Gotovchits <ivg@ieee.org>
To: Virgile Prevosto <virgile.prevosto@m4x.org>
Cc: OCAML <caml-list@inria.fr>
References: <87sj0xqgb8.fsf@golf.niidar.ru>
	<CA+yPOVjWSkA=p4F6_33WVivS6f-UDoDxXhq6uP+xNv8i+zHSfw@mail.gmail.com>
Date: Wed, 05 Jun 2013 11:04:46 +0400
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	(Virgile Prevosto's message of "Wed, 5 Jun 2013 08:54:48 +0200")
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Subject: Re: [Caml-list] Warning 28.

Virgile Prevosto <virgile.prevosto@m4x.org> writes:


> OCaml is not complaining about your Ref constructor, but another one
> that does not have any argument, but is nevertheless given a wildcard
> pattern in the matching, as e.g. None in
> the following code:
>
> # let f default = function
>   | Some n -> n
>   | None _ -> default;;
> Warning 28: wildcard pattern given as argument to a constant constructor
>

Indeed, right above there was a true constant constructor with a
wildcard, though, for some reason, compiler was wrong in his estimation
of the error position, that confused me.

Thanks!