From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 117716 invoked by alias); 15 Nov 2015 09:01:47 -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 116427 invoked by uid 89); 15 Nov 2015 09:01:46 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.0 required=5.0 tests=AWL,BAYES_00,SPF_PASS autolearn=ham version=3.3.2 X-HELO: mx2.suse.de Received: from mx2.suse.de (HELO mx2.suse.de) (195.135.220.15) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (CAMELLIA256-SHA encrypted) ESMTPS; Sun, 15 Nov 2015 09:01:45 +0000 Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id D3FC5ABFA for ; Sun, 15 Nov 2015 09:01:18 +0000 (UTC) Subject: Re: [PATCH] Fix PR ipa/68311 To: gcc-patches@gcc.gnu.org References: <5645D1B9.3060706@suse.cz> From: =?UTF-8?Q?Martin_Li=c5=a1ka?= Message-ID: <564849F5.6040305@suse.cz> Date: Sun, 15 Nov 2015 09:01:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-IsSubscribed: yes X-SW-Source: 2015-11/txt/msg01865.txt.bz2 On 11/14/2015 09:33 AM, Christophe Lyon wrote: > On 13 November 2015 at 13:17, Richard Biener wrote: >> On Fri, Nov 13, 2015 at 1:04 PM, Martin Liška wrote: >>> Hello. >>> >>> Following patch fixes PR68311, can regbootstrap on x86_64-linux-gnu. >>> >>> Ready for trunk? >> >> Please use >> >> auto_vec newclasses; >> >> as it gets you a stack allocation. Also use quick_push as you know the vector >> is large enough. >> >> Ok with that changes. >> >> Richard. >> > Hi, > > This patch broke the GCC build for armeb in libgfortran: > /tmp/9046893_7.tmpdir/aci-gcc-fsf/sources/gcc-fsf/gccsrc/libgfortran/generated/matmul_i4.c: > In function 'matmul_i4': > /tmp/9046893_7.tmpdir/aci-gcc-fsf/sources/gcc-fsf/gccsrc/libgfortran/generated/matmul_i4.c:79:1: > internal compiler error: in vectorizable_load, at tree-vect-s > tmts.c:6711 > matmul_i4 (gfc_array_i4 * const restrict retarray, > ^ > > 0xcff5d2 vectorizable_load > /tmp/9046893_7.tmpdir/aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/tree-vect-stmts.c:6711 > 0xd06955 vect_transform_stmt(gimple*, gimple_stmt_iterator*, bool*, > _slp_tree*, _slp_instance*) > /tmp/9046893_7.tmpdir/aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/tree-vect-stmts.c:8002 > 0xd0ec21 vect_transform_loop(_loop_vec_info*) > /tmp/9046893_7.tmpdir/aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/tree-vect-loop.c:6793 > 0xd317c9 vectorize_loops() > /tmp/9046893_7.tmpdir/aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/tree-vectorizer.c:533 > Please submit a full bug report, Hi Christophe. It looks really strange that the ICE is caused by the patch. May I ask you for creating a PR and attaching pre-processed source file, so that I can reproduce it with cross-compiler? Thank you, Martin > > > >>> Thanks, >>> Martin