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Re: C ABI: struct/union inconsistency

From: Mark Mitchell <mark at codesourcery dot com>
To: "tim at hollebeek dot com" <tim at hollebeek dot com>, Richard Henderson <rth at redhat dot com>, "David S. Miller" <davem at redhat dot com>, "gdr at integrable-solutions dot net" <gdr at integrable-solutions dot net>, "gcc at gcc dot gnu dot org" <gcc at gcc dot gnu dot org>
Date: Sat, 28 Sep 2002 10:36:01 -0700
Subject: Re: C ABI: struct/union inconsistency

--On Saturday, September 28, 2002 10:06:55 AM -0700 Tim Hollebeek <tim@hollebeek.com> wrote:

On Fri, Sep 27, 2002 at 06:46:05PM -0700, Richard Henderson wrote:

On Fri, Sep 27, 2002 at 06:11:37PM -0700, Mark Mitchell wrote:
> > How about "invisible", we're making the zero sized members
> > invisible :-)
>
> That's cute.

Cute, but not very descriptive.  allow_zero_size?

Don't we already have (or recently discuss) an attribute to eliminate
tail padding?  Shouldn't that get used here?

Yes, I realized last night that attribute((nopadding)) is the right
answer to this question.  I'd been meaning to implement that anyhow;
this is an opportune excuse.

--
Mark Mitchell                mark@codesourcery.com
CodeSourcery, LLC            http://www.codesourcery.com

Follow-Ups:
- Re: C ABI: struct/union inconsistency
  - From: Richard Henderson

References:
- Re: C ABI: struct/union inconsistency
  - From: Tim Hollebeek

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