From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30131 invoked by alias); 18 Apr 2013 18:28:24 -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 30063 invoked by uid 48); 18 Apr 2013 18:28:21 -0000 From: "vmakarov at redhat dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/56999] [4.8/4.9 Regression] LRA caused miscompilation of xulrunner Date: Thu, 18 Apr 2013 18:28:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: vmakarov at redhat dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.8.1 X-Bugzilla-Changed-Fields: CC 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 X-SW-Source: 2013-04/txt/msg01702.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56999 Vladimir Makarov changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |vmakarov at redhat dot com --- Comment #4 from Vladimir Makarov 2013-04-18 18:28:21 UTC --- The bug is in a complicated interactions inheritance and coalescing through several inheritance/coalesce passes. I think the patch will be ready tomorrow. Jakub and Marek, thanks for working on extracting the testcase which required a lot of your efforts.