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Re: [gimple] assignments to volatile

From: Jakub Jelinek <jakub at redhat dot com>
To: Mark Mitchell <mark at codesourcery dot com>
Cc: Michael Matz <matz at suse dot de>, Richard Guenther <richard dot guenther at gmail dot com>, Nathan Sidwell <nathan at codesourcery dot com>, GCC Patches <gcc-patches at gcc dot gnu dot org>
Date: Tue, 22 Jun 2010 17:21:38 +0200
Subject: Re: [gimple] assignments to volatile
References: <4C1F5380.1090107@codesourcery.com> <AANLkTimzBtuWYWnzMkmDyM6Y490EIwQJxaDI_higMvJs@mail.gmail.com> <Pine.LNX.4.64.1006211517460.11284@wotan.suse.de> <4C20D40B.30904@codesourcery.com>
Reply-to: Jakub Jelinek <jakub at redhat dot com>

On Tue, Jun 22, 2010 at 11:17:31AM -0400, Mark Mitchell wrote:
>   if (cond)
>     vobj = data;
> 
> Do you agree?
> 
> The case of:
> 
>   x = vobj = data;
> 
> is different because the value is being used.  In that case, I have no
> strong opinion.

What about
(void) vobj;
or
(void) (vobj = data);
?  Should that read vobj?

	Jakub

Follow-Ups:
- RE: [gimple] assignments to volatile
  - From: Paul Koning

References:
- [gimple] assignments to volatile
  - From: Nathan Sidwell
- Re: [gimple] assignments to volatile
  - From: Richard Guenther
- Re: [gimple] assignments to volatile
  - From: Michael Matz
- Re: [gimple] assignments to volatile
  - From: Mark Mitchell

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