From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 21175 invoked by alias); 10 Oct 2014 11:06:16 -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 21139 invoked by uid 55); 10 Oct 2014 11:06:11 -0000 From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/63380] [5 Regression] Wrong constant folding Date: Fri, 10 Oct 2014 11:06:00 -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: 5.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth at gcc dot gnu.org X-Bugzilla-Status: RESOLVED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: rguenth at gcc dot gnu.org X-Bugzilla-Target-Milestone: 5.0 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: 2014-10/txt/msg00764.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63380 --- Comment #7 from Richard Biener --- Author: rguenth Date: Fri Oct 10 11:05:39 2014 New Revision: 216066 URL: https://gcc.gnu.org/viewcvs?rev=216066&root=gcc&view=rev Log: 2014-10-10 Richard Biener PR tree-optimization/63380 * tree-ssa-tail-merge.c (stmt_local_def): Exclude stmts that may trap. * gcc.dg/torture/pr63380-1.c: New testcase. * gcc.dg/torture/pr63380-2.c: Likewise. Added: branches/gcc-4_9-branch/gcc/testsuite/gcc.dg/torture/pr63380-1.c branches/gcc-4_9-branch/gcc/testsuite/gcc.dg/torture/pr63380-2.c Modified: branches/gcc-4_9-branch/gcc/ChangeLog branches/gcc-4_9-branch/gcc/testsuite/ChangeLog branches/gcc-4_9-branch/gcc/tree-ssa-tail-merge.c