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[dg%acorn@oak.lcs.mit.edu: Re: &REST]

To: Patrick H Dussud <DUSSUD%Jenner%ti-csl.csnet@RELAY.CS.NET>, dg%acorn@LIVE-OAK.LCS.MIT.EDU, Daniel L. Cerys <Cerys@xx.arpa>
Subject: [dg%acorn@oak.lcs.mit.edu: Re: &REST]
From: Jeff Gibbons <jeff@JASPER.PALLADIAN.COM>
Date: Thu, 21 May 87 00:44 EDT
Cc: common-lisp@SAIL.STANFORD.EDU, Acuff@SUMEX-AIM.STANFORD.EDU
In-reply-to: <2757506096-3811281@Jenner>
Reply-to: Jeff Gibbons <JEFF%JASPER@LIVE-OAK.LCS.MIT.EDU>

    Date: Wed, 20 May 87  08:54:56 CDT
    From: Patrick H Dussud <DUSSUD%Jenner%ti-csl.csnet@RELAY.CS.NET>

    ...     in Release 3, TI ...

    There are 0 restrictions on using &REST lists outside of the dynamic
    scope of the parameter. ...

    Patrick.

This claim may be true but don't be fooled into thinking they are fully blessed
lists. Try:

(defun trouble (&rest x) (rplacd x '(a b c)))

(trouble 1 2 3) => Hello, debugger!

Jeff Gibbons

References:
- [dg%acorn@oak.lcs.mit.edu: Re: &REST]
  - From: Patrick H Dussud <DUSSUD%Jenner%ti-csl.csnet@RELAY.CS.NET>

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