From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 15981 invoked by alias); 10 Jul 2014 10:08:03 -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 15542 invoked by uid 48); 10 Jul 2014 10:07:52 -0000 From: "redi at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/61769] const reference value is changed to random by a range-for loop Date: Thu, 10 Jul 2014 10:08:00 -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: 4.8.2 X-Bugzilla-Keywords: X-Bugzilla-Severity: major X-Bugzilla-Who: redi 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: 2014-07/txt/msg00620.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61769 --- Comment #2 from Jonathan Wakely --- (In reply to theemathas from comment #1) > I am having some problems with uploading the "main.ii" file (apparently it > is too big because I #include 3 standard libraries). I am uploading the > non-preprocessed source code first, and I will upload the preprocessed code > ASAP. Don't bother, the program is invalid. std::abs returns a temporary that goes out of scope at the end of the expression, std::max returns a dangling reference to that temporary.