From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 8411 invoked by alias); 5 Feb 2014 20:12:14 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 8141 invoked by uid 48); 5 Feb 2014 20:12:10 -0000 From: "tromey at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/59850] Support sparse-style pointer address spaces (type attributes) Date: Wed, 05 Feb 2014 20:12:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: unknown X-Bugzilla-Keywords: X-Bugzilla-Severity: enhancement X-Bugzilla-Who: tromey at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-02/txt/msg00505.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59850 --- Comment #14 from Tom Tromey --- (In reply to Josh Triplett from comment #11) > Without -Wcast-to-as, you won't get a warning for unforced casts that add an > address space. Thanks! > Personally, I'd actually suggest merging the two in GCC, and always issuing > both sets of warnings. I'd also suggest including the warnings in GCC's > -Wall, given that you'll only see them if you explicitly use an > address_space attribute. My current patch adds just -Waddress-space and enables this warning by default -- similar to what was decided for -Wdesignated-init. This seems like something that might be discussed and changed during the patch submission though.