From: Xavier Leroy <xavier.leroy@inria.fr>
To: Brian Naylor <bwv211mail@yahoo.com>
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] functor question
Date: Thu, 25 Jul 2002 11:21:36 +0200 [thread overview]
Message-ID: <20020725112136.A23741@pauillac.inria.fr> (raw)
In-Reply-To: <20020724042635.18417.qmail@web13404.mail.yahoo.com>; from bwv211mail@yahoo.com on Tue, Jul 23, 2002 at 09:26:35PM -0700
> Is there any efficiency difference between:
> module Foo = Make (Bar) (Baz)
> and
> module Both = struct module Bar = Bar module Baz = Baz end
> module Foo = Make (Both)
> In other words, is it better to coalesce structures into a single
> functor application rather than to apply multiple functors? Do I
> pay more indirection costs in the first case? Thanks.
Actually, you pay one more indirection in the second case (Make(Both)).
- Xavier Leroy
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next prev parent reply other threads:[~2002-07-25 9:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-07-24 4:26 Brian Naylor
2002-07-25 9:21 ` Xavier Leroy [this message]
2002-07-25 9:55 ` [Caml-list] Functors, Modules and Indirections Thorsten Ohl
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