From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 5604 invoked by alias); 28 Dec 2010 15:22:06 -0000 Received: (qmail 5592 invoked by uid 22791); 28 Dec 2010 15:22:06 -0000 X-SWARE-Spam-Status: No, hits=-2.9 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 28 Dec 2010 15:22:01 +0000 From: "ebotcazou at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug ada/47056] [4.6 Regression] 10 Ada ACATS tests fail to link with undefined reference on ia64-linux X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: ada X-Bugzilla-Keywords: link-failure X-Bugzilla-Severity: normal X-Bugzilla-Who: ebotcazou at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P5 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.6.0 X-Bugzilla-Changed-Fields: Status Last reconfirmed Version Ever Confirmed Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Date: Tue, 28 Dec 2010 15:22:00 -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 X-SW-Source: 2010-12/txt/msg02741.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47056 Eric Botcazou changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2010.12.28 15:21:44 Version|unknown |4.6.0 Ever Confirmed|0 |1 --- Comment #3 from Eric Botcazou 2010-12-28 15:21:44 UTC --- > I took one of the test and it fails to link at -O2 and -O1 but works and PASS > at -O0, see below. So I'm assuming some optimization is creating the issue, > any idea on what to look for? Probably a hole related to descriptors in reachability analysis. The dump file .043i.whole-program contains: Reclaiming functions: P.Objectdf P.Objectda P P."=" P.Objectso P.Objectsw P.Objectsr P