From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 9019 invoked by alias); 11 Jul 2014 17:24:58 -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 8819 invoked by uid 48); 11 Jul 2014 17:24:47 -0000 From: "matz at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/61757] [4.10 Regression] genmodes failure with enable-checking Date: Fri, 11 Jul 2014 17:24:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 4.10.0 X-Bugzilla-Keywords: build X-Bugzilla-Severity: normal X-Bugzilla-Who: matz at gcc dot gnu.org X-Bugzilla-Status: REOPENED X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: rguenth at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.10.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc 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/msg00721.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61757 Michael Matz changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |matz at gcc dot gnu.org --- Comment #16 from Michael Matz --- At least the miscompilation of tree-vrp.c on x86-64 --enable-checking=release bootstrap is due to the change in copy_prop_visit_phi_node(). The only remaining one (in init_copy_prop) is harmless. The dumps aren't that trivial to compare (many changes downstream the copyprop passes), the diff of the disassembled tree-vrp is shorter, but also unwieldy. So I hope Pat finds something from 176.gcc.