From mboxrd@z Thu Jan  1 00:00:00 1970
From: Joern Rennecke <amylaar@cygnus.co.uk>
To: ak@muc.de (Andi Kleen)
Cc: craig@jcb-sc.com, gcc@gcc.gnu.org
Subject: Re: type based aliasing again
Date: Thu, 30 Sep 1999 18:02:00 -0000
Message-ID: <199909161908.UAA26066@phal.cygnus.co.uk>
References: <m3aeqmloyj.fsf@fred.muc.de>
X-SW-Source: 1999-09n/msg00714.html
Message-ID: <19990930180200.9P6saZUIoVDfAek5M73LY-vRv5EciJ1ATK_1N9yg8NM@z>

> Because fixing it often needs major data structure changes (overlap ->
> explicit union), which are often just impossible to submit into a
> stable code freezed production release mainteance tree. Because of
> gcc's lack of anonymous unions in C it usually requires changes to
> every user of that possible overlapped data structure, it is not possible
> to encapsulate it.

I suppose that means we should get the typealias feature into a erlease soon,
so that people can use it to make their code work with gcc's strict aliasing
without large code changes.