From: "David Brown" <caml@davidb.org>
To: "Hendrik Tews" <tews@tcs.inf.tu-dresden.de>, caml-list@yquem.inria.fr
Subject: Re: [Caml-list] OCaml IDE (Camlp4 for code formatting)
Date: Tue, 21 Jun 2005 11:11:35 -0700 [thread overview]
Message-ID: <op.ssqfhlu2ho2unb@shadowdb.qualcomm.com> (raw)
In-Reply-To: <rlslzbeo1p.fsf@ithif59.inf.tu-dresden.de>
On Tue, 21 Jun 2005 08:18:26 -0700, Hendrik Tews
<tews@tcs.inf.tu-dresden.de> wrote:
> Not sure if you got me right: The two phrases "let _ = 5" and "5"
> are semantically equivalent and probably compiled to the same
> code. However, they have a different representation as a camlp4
> ast. Still the question remains, why camlp4 rewrites one into the
> other.
The phrase "5" has ambituities that aren't present with the "let _ = 5" so
it makes sense for a canonical representation to use the let form.
Compare the following:
let _ = 5
let _ = 6
vs.
5
6
The first is valid, whereas the second causes an error trying to apply '5'.
Dave
next prev parent reply other threads:[~2005-06-21 18:11 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-20 20:08 Nathaniel J. Gaylinn
2005-06-21 10:33 ` [Caml-list] " Hendrik Tews
2005-06-21 13:47 ` Nathaniel J. Gaylinn
2005-06-21 15:18 ` Hendrik Tews
2005-06-21 18:11 ` David Brown [this message]
2005-06-29 14:54 ` [Caml-list] Keyboard interrupt in Windows Nathaniel J. Gaylinn
2005-06-29 16:13 ` Christopher A. Watford
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