From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 20491 invoked by alias); 15 Jan 2010 18:48:08 -0000 Received: (qmail 20328 invoked by alias); 15 Jan 2010 18:47:57 -0000 Date: Fri, 15 Jan 2010 18:48:00 -0000 Message-ID: <20100115184757.20327.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug rtl-optimization/42691] [4.4/4.5 regression] problematic REG_EQUAL note added to SUBREG In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "jingyu 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: 2010-01/txt/msg01912.txt.bz2 ------- Comment #12 from jingyu at gcc dot gnu dot org 2010-01-15 18:47 ------- Subject: Bug 42691 Author: jingyu Date: Fri Jan 15 18:47:45 2010 New Revision: 155944 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155944 Log: 2010-01-15 Jing Yu PR rtl-optimization/42691 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set a pseudo to a constant and are merged, and adjust comments. 2010-01-15 Jing Yu PR rtl-optimization/42691 * gcc.c-torture/execute/pr42691.c: New. Added: trunk/gcc/testsuite/gcc.c-torture/execute/pr42691.c Modified: trunk/gcc/ChangeLog trunk/gcc/combine.c trunk/gcc/testsuite/ChangeLog -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42691