From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 26194 invoked by alias); 23 May 2013 08:05:21 -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 26155 invoked by uid 48); 23 May 2013 08:05:17 -0000 From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/57381] [4.8/4.9 Regression] array of volatile pointers hangs gcc Date: Thu, 23 May 2013 08:05:00 -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-Version: 4.9.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: rguenth at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.8.1 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status cf_reconfirmed_on assigned_to target_milestone short_desc everconfirmed 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: 2013-05/txt/msg01612.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57381 Richard Biener changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |ASSIGNED Last reconfirmed| |2013-05-23 Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org Target Milestone|--- |4.8.1 Summary|array of volatile pointers |[4.8/4.9 Regression] array |hangs gcc |of volatile pointers hangs | |gcc Ever confirmed|0 |1 --- Comment #1 from Richard Biener --- Mine. Hangs in 0x0000000000caeac6 in visit_use (use=0x7ffff6e3eee8) at /space/rguenther/src/svn/trunk/gcc/tree-ssa-sccvn.c:3469 3469 changed = visit_reference_op_store (lhs, rhs1, stmt);