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Re: C++ aliasing rules

From: Nathan Sidwell <nathan at acm dot org>
To: Dan Nicolaescu <dann at godzilla dot ICS dot UCI dot EDU>
Cc: mike stump <mrs at windriver dot com>, jason at redhat dot com, gcc at gcc dot gnu dot org, libstdc++ at gcc dot gnu dot org
Date: Thu, 25 Apr 2002 08:48:25 +0100
Subject: Re: C++ aliasing rules
References: <wvlvgai92dc.fsf@prospero.cambridge.redhat.com> <200204240235.TAA23236@kankakee.wrs.com> <200204241327.aa13343@gremlin-relay.ics.uci.edu>
Reply-to: nathan at compsci dot bristol dot ac dot uk

Dan Nicolaescu wrote:

>   > I think the answer is no, as no matter what you do, you need to
>   > violate the notion of which struct type the object really was and you
>   > cannot get at the short without going though the struct first, and in
>   > the end, you cannot get through both struct types simultaneously.

> 
> Does anybody disagree with Mike's statement above (wrt C++) ? Jason?
I agree with Mike's analysis.

nathan
-- 
Dr Nathan Sidwell :: Computer Science Department :: Bristol University
           The voices in my head told me to say this
nathan@acm.org  http://www.cs.bris.ac.uk/~nathan/  nathan@cs.bris.ac.uk

References:
- Re: C++ aliasing rules
  - From: Jason Merrill
- Re: C++ aliasing rules
  - From: mike stump
- Re: C++ aliasing rules
  - From: Dan Nicolaescu

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