From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 24352 invoked by alias); 9 Dec 2008 20:12:57 -0000 Received: (qmail 22764 invoked by uid 48); 9 Dec 2008 20:11:36 -0000 Date: Tue, 09 Dec 2008 20:12:00 -0000 Message-ID: <20081209201136.22763.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug c/38387] psim miscompiled [regression] In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "joel 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: 2008-12/txt/msg00882.txt.bz2 ------- Comment #11 from joel at gcc dot gnu dot org 2008-12-09 20:11 ------- I wondered if I had a mistake in my testing since some of the later results didn't make sense as I thought about them. I am pretty convinced now this is NOT a strict aliasing problem in psim. Broken when configuring GDB with: (CFLAGS="-Wstrict-aliasing=2 -O2 -Wno-error -fno-strict-aliasing" ~/old/test-gcc/gdb-6.8/configure --disable-werror --target=powerpc-rtems4.10 --enable-sim --enable-sim-hardware --enable-timebase --enable-sim-trace --prefix=/n/12/joel/test-gcc/install/ $ gcc --version gcc (GCC) 4.4.0 20081205 (experimental) [trunk revision 142492] -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38387