From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 13595 invoked by alias); 31 Jan 2012 13:57:23 -0000 Received: (qmail 13586 invoked by uid 22791); 31 Jan 2012 13:57:22 -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, 31 Jan 2012 13:57:09 +0000 From: "hubicka at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/51998] compiler hangs on self-recursive alias attribute Date: Tue, 31 Jan 2012 14:21:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: hubicka at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: 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 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: 2012-01/txt/msg03681.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51998 --- Comment #6 from Jan Hubicka 2012-01-31 13:56:41 UTC --- Created attachment 26534 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26534 Patch in testing Hi, I am testing the attached patch. It also plugs symmetric problem on varpool. The cycle testing code in varasm I was mentioning is used for weakrefs only. Porbably that checks could go, but I would preffer to wait for 4.8. There are too many changes in 4.7 concerning aliases already. Honza