Bug#561691: Please declare struct sockaddr and sockaddr_storage as may_alias

To: Aurelien Jarno <aurelien@aurel32.net>
Cc: 561691@bugs.debian.org
Subject: Bug#561691: Please declare struct sockaddr and sockaddr_storage as may_alias
From: Juliusz Chroboczek <Juliusz.Chroboczek@pps.jussieu.fr>
Date: Sun, 27 Dec 2009 01:35:43 +0100
Message-id: <7i7hs9qmn4.fsf@lanthane.pps.jussieu.fr>
Reply-to: Juliusz Chroboczek <Juliusz.Chroboczek@pps.jussieu.fr>, 561691@bugs.debian.org
In-reply-to: <20091225213810.GA4931@volta.aurel32.net> (Aurelien Jarno's message of "Fri, 25 Dec 2009 22:38:10 +0100")
References: <878wcyc2vf.fsf@trurl.pps.jussieu.fr> <20091225213810.GA4931@volta.aurel32.net>

> There is no risk of breakage in optimised code with -O2 or more.

For my education -- could you please explain why?  (No need to quote the
C99 standard, just give me the intuition.)

                                        Juliusz

Reply to:

Follow-Ups:
- Bug#561691: Please declare struct sockaddr and sockaddr_storage as may_alias
  - From: Aurelien Jarno <aurelien@aurel32.net>

References:
- Bug#561691: Please declare struct sockaddr and sockaddr_storage as may_alias
  - From: Juliusz Chroboczek <jch@pps.jussieu.fr>
- Bug#561691: Please declare struct sockaddr and sockaddr_storage as may_alias
  - From: Aurelien Jarno <aurelien@aurel32.net>

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