From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 32344 invoked by alias); 4 Dec 2007 05:45:08 -0000 Received: (qmail 32336 invoked by uid 22791); 4 Dec 2007 05:45:08 -0000 X-Spam-Check-By: sourceware.org Received: from MGW3.Sony.CO.JP (HELO mgw3.sony.co.jp) (137.153.0.15) by sourceware.org (qpsmtpd/0.31) with ESMTP; Tue, 04 Dec 2007 05:45:01 +0000 Received: from mail36.sony.co.jp ([43.0.1.232]) Received: from mail36.sony.co.jp (localhost [127.0.0.1]) by mail36.sony.co.jp (R8/Sony) with ESMTP id lB45ikmG021039 for ; Tue, 4 Dec 2007 14:44:46 +0900 (JST) Received: from smail1.sm.sony.co.jp (smail1.sm.sony.co.jp [43.11.253.1]) by mail36.sony.co.jp (R8/Sony) with ESMTP id lB45ikWX021033 for ; Tue, 4 Dec 2007 14:44:46 +0900 (JST) Received: from imail.sm.sony.co.jp (imail.sm.sony.co.jp [43.4.141.32]) by smail1.sm.sony.co.jp (8.11.6p2/8.11.6) with ESMTP id lB45ike05237 for ; Tue, 4 Dec 2007 14:44:46 +0900 (JST) Received: from localhost (tidal.sm.sony.co.jp [43.4.145.112]) by imail.sm.sony.co.jp (8.12.11/3.7W) with ESMTP id lB45ik45000477; Tue, 4 Dec 2007 14:44:46 +0900 (JST) Date: Tue, 04 Dec 2007 05:45:00 -0000 Message-Id: <20071204.144125.122623834.kaminaga@sm.sony.co.jp> To: gcc-help@gcc.gnu.org Cc: kaminaga@sm.sony.co.jp Subject: [SOLVED] Re: wrong code generated in gcc-4.1.1? From: Hiroki Kaminaga In-Reply-To: <20071204.125550.92589803.kaminaga@sm.sony.co.jp> References: <20071204.125550.92589803.kaminaga@sm.sony.co.jp> X-Mailer: Mew version 4.2 on Emacs 21.2 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-IsSubscribed: yes Mailing-List: contact gcc-help-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-help-owner@gcc.gnu.org X-SW-Source: 2007-12/txt/msg00066.txt.bz2 Hi, > Below sample program produced wrong code in g++ version 4.1.1. > Is this a bug or am I violating C++ standard? > (not taking range propagation into account?) It was due to my lack of knowledge, "Programming Language C++ 3rd ed." said assignment to enum which is out of range is undefined, (or something like that in Japanese...), so it is not g++ generating wrong code. Sorry for noice. Best Regards, (Hiroki Kaminaga) t --