From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 24752 invoked by alias); 6 Nov 2008 15:08:30 -0000 Received: (qmail 32419 invoked by alias); 6 Nov 2008 15:07:11 -0000 Date: Thu, 06 Nov 2008 15:08:00 -0000 Message-ID: <20081106150711.32418.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug rtl-optimization/37489] const_true_rtx returned for float compare In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "rguenth at gcc dot gnu dot org" 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: 2008-11/txt/msg00488.txt.bz2 ------- Comment #11 from rguenth at gcc dot gnu dot org 2008-11-06 15:07 ------- Subject: Bug 37489 Author: rguenth Date: Thu Nov 6 15:05:44 2008 New Revision: 141645 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=141645 Log: 2008-11-06 Richard Guenther Backport from mainline: 2008-09-13 H.J. Lu PR rtl-optimization/37489 * cse.c (fold_rtx): Don't return const_true_rtx for float compare if FLOAT_STORE_FLAG_VALUE is undefined. * g++.dg/opt/cse3.C: New testcase. * gcc.dg/torture/pr37969.c: New testcase. Added: branches/gcc-4_3-branch/gcc/testsuite/g++.dg/opt/cse3.C branches/gcc-4_3-branch/gcc/testsuite/gcc.dg/torture/pr37969.c Modified: branches/gcc-4_3-branch/gcc/ChangeLog branches/gcc-4_3-branch/gcc/cse.c branches/gcc-4_3-branch/gcc/testsuite/ChangeLog -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37489