Path: utzoo!utgpu!news-server.csri.toronto.edu!bonnie.concordia.ca!thunder.mcrcim.mcgill.edu!snorkelwacker.mit.edu!bloom-beacon!eru!hagbard!sunic!ugle.unit.no!mack.uit.no!forit.forut.no!torbjorn
From: torbjorn@forit.forut.no (Torbjorn Sund)
Newsgroups: comp.lang.modula2
Subject: Re: Standard Modula2
Message-ID: <1991Jan30.091656.4348@mack.uit.no>
Date: 30 Jan 91 09:16:56 GMT
References: <1180.279FE75C@puddle.fidonet.org> <1991Jan25.174802.11700@m2xenix.psg.com>
Sender: news@mack.uit.no (USENET News System)
Reply-To: torbjorn@forit.forut.no (Torbjorn Sund)
Organization: Norwegian Telecom,Research Dep.,Telemedicine,Tromsoe,Norway
Lines: 13


Jon.Guthrie@p15.f20.n226.z1.fidonet.org (Jon Guthrie) writes:
 
> All I want to do is be able to assign any quantity of type ADDRESS to an
> opaque type.  I also want to be able to test an opaque type for equality to
> NIL.
 
Who says that an opaque type is assignment or storage equivalent to ADDRESS?
At least one compiler (FTL) did not impose the restriction that an
opaque type be implemented as a pointer.

Torbjorn Sund
Norwegian Telecom