From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 124980 invoked by alias); 16 Nov 2015 13:29:56 -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 124964 invoked by uid 89); 16 Nov 2015 13:29:55 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.2 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=ham version=3.3.2 X-HELO: mail-lf0-f54.google.com Received: from mail-lf0-f54.google.com (HELO mail-lf0-f54.google.com) (209.85.215.54) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES128-GCM-SHA256 encrypted) ESMTPS; Mon, 16 Nov 2015 13:29:54 +0000 Received: by lffu14 with SMTP id u14so86632265lff.1 for ; Mon, 16 Nov 2015 05:29:51 -0800 (PST) MIME-Version: 1.0 X-Received: by 10.25.15.213 with SMTP id 82mr16529730lfp.98.1447680590915; Mon, 16 Nov 2015 05:29:50 -0800 (PST) Received: by 10.114.71.114 with HTTP; Mon, 16 Nov 2015 05:29:50 -0800 (PST) In-Reply-To: <2230078.Wnj0yXVxZO@polaris> References: <2230078.Wnj0yXVxZO@polaris> Date: Mon, 16 Nov 2015 13:29:00 -0000 Message-ID: Subject: Re: [PATCH] g++.dg/init/vbase1.C and g++.dg/cpp/ucn-1.C From: David Edelsohn To: Eric Botcazou , Jason Merrill Cc: GCC Patches , Ramana Radhakrishnan , Mike Stump Content-Type: text/plain; charset=UTF-8 X-SW-Source: 2015-11/txt/msg01945.txt.bz2 On Mon, Nov 16, 2015 at 4:15 AM, Eric Botcazou wrote: >> No RISC architecture can store directly to MEM, so the expected RTL in >> g++.dg/init/vbase1.C is wrong. I am adding XFAIL for PowerPC. This >> probably should be disabled for ARM and other RISC architectures. > > Some of them can store 0 directly to MEM though, for example SPARC. As Mike said, this testcase isn't portable and needs to be limited to the targets that support the particular idiom used in this testcase. Thanks, David