From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 31422 invoked by alias); 2 Apr 2012 06:52:10 -0000 Received: (qmail 31407 invoked by uid 22791); 2 Apr 2012 06:52:09 -0000 X-SWARE-Spam-Status: No, hits=-2.7 required=5.0 tests=AWL,BAYES_00,KHOP_RCVD_UNTRUST,KHOP_THREADED,RCVD_IN_DNSWL_LOW,RCVD_IN_HOSTKARMA_YE X-Spam-Check-By: sourceware.org Received: from mail-qa0-f54.google.com (HELO mail-qa0-f54.google.com) (209.85.216.54) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 02 Apr 2012 06:51:55 +0000 Received: by qao25 with SMTP id 25so1507306qao.20 for ; Sun, 01 Apr 2012 23:51:54 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding:x-gm-message-state; bh=ZB3GV78PadVr/lf4+wmBeQ+1+yaEia6WlhmEdyjPBCE=; b=I7UW1NlbI/kfp4jsX6LPpRmWwcZszgjgHmiB5ulImqVzMwTuCEFikKXsLJxfdPJiBE c3HrOZGJ1KrhvKe4L/ZTryhYWDoZVF7TQJz4LFGbRehqsUlVxdLqjXyOyRnDVo3Zh0+Y z7B7A02wWvFeC444C6/eUvz0kD6+hzFDJ4UBHnl838byp8Zb6fBXatWSh4yqgWK7dcId 5Un5H6DQsj79z1l9YBsMdfxBvqjg3RovAI6LkfV6LdXQV1vChi7Jb7oUq+1YGNyHP9Lm RXGtwP6ZsFBW0XMEJQhEUN4cpjkoVpr2VwyngIGL+x63RlBGd+TX+czDjP46lD1Pv/mn eqAA== MIME-Version: 1.0 Received: by 10.224.202.193 with SMTP id ff1mr9789614qab.36.1333349514455; Sun, 01 Apr 2012 23:51:54 -0700 (PDT) Received: by 10.224.95.196 with HTTP; Sun, 1 Apr 2012 23:51:54 -0700 (PDT) In-Reply-To: References: Date: Mon, 02 Apr 2012 06:52:00 -0000 Message-ID: Subject: Re: [PATCH] Preserve loops from tree to RTL loop optimizers From: Ramana Radhakrishnan To: David Edelsohn Cc: Richard Guenther , Richard Sandiford , GCC Patches Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Gm-Message-State: ALoCoQmBHJ8WfA/7/eetMLVEpThx+lQdwIk26VComWm6EoQC5z8kpc8CI8grK+FgCFBbkeOiiSd/ X-IsSubscribed: yes 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 X-SW-Source: 2012-04/txt/msg00014.txt.bz2 On 1 April 2012 23:55, David Edelsohn wrote: >> If there are no further comments I am inclined to commit this >> patch early next week (possibly causing quite some fallout ...). > > I am glad there was not more fallout. =A0Unfortunately powerpc-aix was > not so lucky: > > /farm/dje/src/src/libstdc++-v3/src/c++98/streambuf.cc: In function > 'std::streamsize > std::__copy_streambufs_eof(std::basic_streambuf<_CharT, _Traits>*, > std::basic_streambuf<_CharT, _Traits>*, bool&) [with _CharT =3D wchar_t; > _Traits =3D std::char_traits; std::streamsize =3D long int]': > /farm/dje/src/src/libstdc++-v3/src/c++98/streambuf.cc:113:5: internal > compiler error: in get_loop_body, at cfgloop.c:831 This looks similar to http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D52800 Ramana