From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17546 invoked by alias); 13 Oct 2006 07:37:56 -0000 Received: (qmail 17527 invoked by uid 48); 13 Oct 2006 07:37:47 -0000 Date: Fri, 13 Oct 2006 07:37:00 -0000 Message-ID: <20061013073747.17526.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug middle-end/29440] 4.2 20061007 experimental misscompiles libavcodec/h264.o In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "poirierg at gmail dot com" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2006-10/txt/msg01091.txt.bz2 List-Id: ------- Comment #7 from poirierg at gmail dot com 2006-10-13 07:37 ------- (In reply to comment #3) > Does it work when compiled with -O0 instead of -O4? How about -O1? > > Besies above, I noticed that the asm in get_cabac looks to be clobbering memory > but is not marked as such. Damn, that was the bug. I don't quite understand why 4.0 and 4.1 weren't affected on Linux, whereas 3.4.6 was affected. Sorry for the trouble, and thanks for the great work! Guillaume -- poirierg at gmail dot com changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution| |INVALID http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29440