From: Edgar Friendly <thelema314@gmail.com>
To: "Rémi Vanicat" <vanicat@debian.org>
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] Re: Private types
Date: Sat, 01 Nov 2008 08:30:56 -0500 [thread overview]
Message-ID: <490C5A10.1030007@gmail.com> (raw)
In-Reply-To: <87ljw3iorm.dlv@maison.homelinux.org>
Rémi Vanicat wrote:
> Edgar Friendly <thelema314@gmail.com> writes:
>
>> Does the compiler really get any information from an explicit cast that
>> it can't figure out already? I can't come up with any example.
>
> you mean as in the following function ?
> let f x = (x : t :> t')
>
Well, yes and no. That function in a vacuum doesn't have enough
information to infer types t and t', but within a larger program, if it
gets used in a manner other than ('a -> 'a), the cast should be obvious, no?
E.
next prev parent reply other threads:[~2008-11-01 13:31 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-30 20:18 David Allsopp
2008-10-30 20:33 ` [Caml-list] " Daniel Bünzli
2008-10-30 21:54 ` David Allsopp
2008-10-31 0:08 ` Jacques Garrigue
2008-10-31 14:05 ` Dario Teixeira
2008-11-01 9:52 ` Jacques Garrigue
2008-11-01 1:52 ` Edgar Friendly
2008-11-01 8:19 ` David Allsopp
2008-11-01 19:31 ` Edgar Friendly
2008-11-01 20:18 ` David Allsopp
2008-11-02 14:53 ` Edgar Friendly
2008-11-01 10:00 ` Jacques Garrigue
2008-11-01 19:41 ` Edgar Friendly
2008-11-01 13:01 ` Rémi Vanicat
2008-11-01 13:30 ` Edgar Friendly [this message]
2008-10-30 21:47 ` [Caml-list] " Jérémie Dimino
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