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From: Neil Jerram <neil@ossau.uklinux.net>
Cc: Guile User List <guile-user@gnu.org>
Subject: Re: Using a macro with FOLD alters FOLD procedure!
Date: Sat, 16 Apr 2005 12:46:46 +0100	[thread overview]
Message-ID: <4260FB26.4080607@ossau.uklinux.net> (raw)
In-Reply-To: <56190b6c05041515205fd8b6a@mail.gmail.com>

Steve Juranich wrote:

> Well, speaking on the authority of being a Guile user, is this the
> kind of behavior you want Guile to have?  This is exactly the reason I
> left Perl.  There is no good reason to have silently failing software.
>  This is even worse, as what has happened is that the implementation
> has been silently redefined!!
> 
> I think that, at the very least, this is a bug in the documentation. 
> There should be all kinds of  flashing red lights and sirens when this
> kind of behavior is possible.
> 

FWIW, I agree.  In 1.7.x I believe we have more of the infrastructure in 
place to get this right - by which I mean to signal an error if a macro 
is passed in this way.  But (having just tried your tests out on 1.7.x) 
it's not doing this just yet.

	Neil


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  reply	other threads:[~2005-04-16 11:46 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-04-15 18:38 Using a macro with FOLD alters FOLD procedure! Steve Juranich
2005-04-15 19:50 ` Stephen Compall
2005-04-15 22:20   ` Steve Juranich
2005-04-16 11:46     ` Neil Jerram [this message]
2005-04-18  0:45       ` Rob Browning
2005-04-21  6:35         ` Neil Jerram
2005-04-21 22:16           ` Kevin Ryde
2005-04-22  8:27             ` Andy Wingo
2005-04-23 20:18             ` Neil Jerram

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