From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 20152 invoked by alias); 28 May 2018 16:03:21 -0000 Mailing-List: contact gcc-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-owner@gcc.gnu.org Received: (qmail 20142 invoked by uid 89); 28 May 2018 16:03:20 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.3 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_PASS autolearn=ham version=3.3.2 spammy=Mai, H*f:sk:K29Uxn8, H*f:sk:mvmefhw, H*i:sk:mvmefhw X-HELO: mail-wr0-f173.google.com Received: from mail-wr0-f173.google.com (HELO mail-wr0-f173.google.com) (209.85.128.173) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Mon, 28 May 2018 16:03:19 +0000 Received: by mail-wr0-f173.google.com with SMTP id v13-v6so9331741wrp.13 for ; Mon, 28 May 2018 09:03:18 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:user-agent:in-reply-to:references :mime-version:content-transfer-encoding:subject:to:cc:from :message-id; bh=J9gjXaKoDJalNBgngi3m1tlW1PXDlhZCl79deISy2aE=; b=mlqDwp7TnNB0h+cSP8jcWYUQPxWFqlOK1aR4oheMH4IJ82zg03F2tcePmLHAhRMb2i Qoz7B/wdFIxBGtb2vI6taaDDMMUtyFQwbRC7NtiALFAcgThWwWwR3TwtwJgwtQ36Ve8m 8zrijidXBkB16le8TaFNl6MxbYQgH7WnXw0BsDVP8Wn81RXBnx1eIGsWVVlCNqvdWtmT VETG74yx8xERkztmkON7QCjYAxYU1nES+NIuw4NQVrvzrIHFTcR3yX9V85gMrY226wHr dcLIaVsOzdhR08RoooILQLR7A3bfBZNPT/yfUCPRcgq5jiqZ14anQy1Rjs+BydU6J5jT rAgw== X-Gm-Message-State: ALKqPwcmQ1mpkTK9PvJYtLfQ19EuD7mJHOM5oSxHmFeQB8iuI0BfWgJ+ 2JsqnNYT3tgXDyrgcIiXAmY= X-Google-Smtp-Source: AB8JxZrQ2lTxeAs5RDuULcEb9cbXplF+RDDX4fC9ZcriendtBXijY8AGFKfTVHB7ETmO7HyXvBeyNg== X-Received: by 2002:adf:acae:: with SMTP id o43-v6mr9554466wrc.132.1527523397107; Mon, 28 May 2018 09:03:17 -0700 (PDT) Received: from [192.168.178.32] (p2E530C99.dip0.t-ipconnect.de. [46.83.12.153]) by smtp.gmail.com with ESMTPSA id z17-v6sm14383570wrm.8.2018.05.28.09.03.16 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 28 May 2018 09:03:16 -0700 (PDT) Date: Mon, 28 May 2018 16:03:00 -0000 User-Agent: K-9 Mail for Android In-Reply-To: References: <1A72BAC7-9DFB-4F98-9191-DDE896021A41@comcast.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Subject: Re: not computable at load time To: Andreas Schwab CC: paulkoning@comcast.net,GCC Development From: Richard Biener Message-ID: X-IsSubscribed: yes X-SW-Source: 2018-05/txt/msg00263.txt.bz2 On May 28, 2018 12:45:04 PM GMT+02:00, Andreas Schwab wrot= e: >On Mai 28 2018, Richard Biener wrote: > >> It means there's no relocation that can express the result of 's.f - >&s.b' >> and the frontend doesn't consider this a constant expression (likely >because >> of the conversion). > >Shouldn't the frontend notice that s.f - &s.b by itself is a constant? Sure - the question is whether it is required to and why it doesn't.=20 Richard.=20 >Andreas.