From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 2261 invoked by alias); 19 Dec 2011 20:30:11 -0000 Received: (qmail 2083 invoked by uid 22791); 19 Dec 2011 20:30:02 -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; Mon, 19 Dec 2011 20:29:48 +0000 From: "sandra at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/50380] cc1 hangs eating 100% CPU Date: Mon, 19 Dec 2011 20:37:00 -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: X-Bugzilla-Severity: major X-Bugzilla-Who: sandra at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED 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: 2011-12/txt/msg02168.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50380 --- Comment #5 from sandra at gcc dot gnu.org 2011-12-19 20:29:27 UTC --- Author: sandra Date: Mon Dec 19 20:29:21 2011 New Revision: 182498 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182498 Log: 2011-12-19 Sandra Loosemore Tom de Vries PR rtl-opt/50380 gcc/ * cse.c (find_comparison_args): Detect fixed point and bail early. gcc/testsuite/ * gcc.c-torture/compile/pr50380.c: New testcase. Added: trunk/gcc/testsuite/gcc.c-torture/compile/pr50380.c Modified: trunk/gcc/ChangeLog trunk/gcc/cse.c trunk/gcc/testsuite/ChangeLog