From: Kenichi Asai <asai@is.ocha.ac.jp>
To: Leo White <lwhite@janestreet.com>
Cc: caml users <caml-list@inria.fr>
Subject: Re: [Caml-list] Question on "more general"
Date: Thu, 20 Apr 2017 09:15:02 +0900 [thread overview]
Message-ID: <20170420001502.GA65316@pllab.is.ocha.ac.jp> (raw)
In-Reply-To: <CABkXwkpctPXHM8UJBh95z5u4-svZx2VMm9e5XRc0MbuJvhQokg@mail.gmail.com>
> Without looking too closely at your question I would assume that is just the
> value restriction.
But both in the expressions:
> let a = 1 in fun x -> 1
> let a = assert false in fun x -> 1
the variable a is not used in fun x -> 1. How can the type of x be
affected by an unused binding for a around fun x -> 1?
It also seems that assert false can be used polymorphically (because
of the relaxed value restriction?):
# fun () -> let a = assert false in (a 1, a true);;
Warning 20: this argument will not be used by the function.
Warning 20: this argument will not be used by the function.
- : unit -> 'a * 'b = <fun>
--
Kenichi Asai
next prev parent reply other threads:[~2017-04-20 0:15 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-19 10:40 Kenichi Asai
2017-04-19 10:46 ` Leo White
2017-04-20 0:15 ` Kenichi Asai [this message]
2017-04-20 9:25 ` Leo White
2017-04-20 15:13 ` Kenichi Asai
2017-05-12 13:49 ` Ivan Gotovchits
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