From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 16844 invoked by alias); 28 Apr 2016 15:32:41 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 16356 invoked by uid 89); 28 Apr 2016 15:32:41 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.9 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD,SPF_HELO_PASS autolearn=ham version=3.3.2 spammy=markus X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-GCM-SHA384 encrypted) ESMTPS; Thu, 28 Apr 2016 15:32:40 +0000 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D9703BB0C; Thu, 28 Apr 2016 15:32:38 +0000 (UTC) Received: from localhost.localdomain (ovpn-113-93.phx2.redhat.com [10.3.113.93]) by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u3SFWbHd008430; Thu, 28 Apr 2016 11:32:37 -0400 Subject: Re: [PATCH] doc: discourage use of __attribute__((optimize())) in production code To: Markus Trippelsdorf , Gerald Pfeifer References: <20151213081911.GA320@x4> Cc: gcc-patches@gcc.gnu.org From: Jeff Law Message-ID: Date: Thu, 28 Apr 2016 15:32:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.0 MIME-Version: 1.0 In-Reply-To: <20151213081911.GA320@x4> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2016-04/txt/msg01852.txt.bz2 On 12/13/2015 01:19 AM, Markus Trippelsdorf wrote: > Many developers are still using __attribute__((optimize())) in > production code, although it quite broken. > > * doc/extend.texi (Common Function Attributes) [optimize]: > Discourage use of the optimize attribute. I went back and reviewed the discussion as well as the BZs. I think this patch is fine for the trunk. I don't think a runtime warning is likely to be looked upon favorably by most users. jeff