From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 2804 invoked by alias); 11 Jul 2008 05:47:31 -0000 Received: (qmail 2721 invoked by uid 48); 11 Jul 2008 05:46:47 -0000 Date: Fri, 11 Jul 2008 05:47:00 -0000 Message-ID: <20080711054647.2720.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/36765] [4.4 Regression] Revision 137573 miscompiles 464.h264ref in SPEC CPU 2006 In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "Joey dot ye at intel dot com" 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: 2008-07/txt/msg01083.txt.bz2 ------- Comment #1 from Joey dot ye at intel dot com 2008-07-11 05:46 ------- Created an attachment (id=15897) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=15897&action=view) Small test case reduced from cpu2006.464.h264ref /home/jye2/work/bug-37665> gcc -v Using built-in specs. Target: x86_64-unknown-linux-gnu Configured with: ../src/configure --disable-bootstrap --enable-languages=c,c++,fortran --enable-checking=assert Thread model: posix gcc version 4.4.0 20080707 (experimental) [trunk revision 137573] (GCC) /home/jye2/work/bug-37665> make -B && ./m.exe && echo PASS gcc -c main.c -g gcc -O2 -ffast-math -g -c -o l5.o l5.c gcc -o m.exe main.o l5.o Bmin[0]=21 Aborted /home/jye2/work/bug-37665> gcc -v Using built-in specs. Target: x86_64-unknown-linux-gnu Configured with: ../src/configure --disable-bootstrap --enable-languages=c,c++,fortran --enable-checking=assert Thread model: posix gcc version 4.4.0 20080707 (experimental) [trunk revision 137572] (GCC) /home/jye2/work/bug-37665> make -B && ./m.exe && echo PASS gcc -c main.c -g gcc -O2 -ffast-math -g -c -o l5.o l5.c gcc -o m.exe main.o l5.o PASS -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36765