From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 423 invoked by alias); 15 Jun 2015 10:00:47 -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 401 invoked by uid 89); 15 Jun 2015 10:00:46 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.1 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD,SPF_PASS autolearn=ham version=3.3.2 X-HELO: cam-smtp0.cambridge.arm.com Received: from fw-tnat.cambridge.arm.com (HELO cam-smtp0.cambridge.arm.com) (217.140.96.140) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-SHA encrypted) ESMTPS; Mon, 15 Jun 2015 10:00:45 +0000 Received: from arm.com (e106375-lin.cambridge.arm.com [10.2.207.23]) by cam-smtp0.cambridge.arm.com (8.13.8/8.13.8) with ESMTP id t5FA0amC021415; Mon, 15 Jun 2015 11:00:36 +0100 Date: Mon, 15 Jun 2015 10:15:00 -0000 From: James Greenhalgh To: Christian Bruel Cc: Ramana Radhakrishnan , Kyrylo Tkachov , Ramana Radhakrishnan , Sandra Loosemore , "gcc-patches@gcc.gnu.org" , Richard Earnshaw , "nickc@redhat.com" Subject: Re: [PATCH, ARM] (commited) attribute target (thumb,arm) [4/6] Message-ID: <20150615100036.GA4856@arm.com> References: <554A243B.8010902@st.com> <554A9DB1.1070009@codesourcery.com> <554C7459.4000806@arm.com> <55599F54.4040807@st.com> <556C366B.8000203@arm.com> <556C4235.5060203@st.com> <556C530B.8000105@arm.com> <55755277.5070005@st.com> <55755FCF.8010706@foss.arm.com> <5577EDF1.8070002@st.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <5577EDF1.8070002@st.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-IsSubscribed: yes X-SW-Source: 2015-06/txt/msg00999.txt.bz2 On Wed, Jun 10, 2015 at 08:57:37AM +0100, Christian Bruel wrote: > Hi, > > Commited [4/6] as attached (r224314) > > thanks > > Christian > > On 06/08/2015 11:26 AM, Ramana Radhakrishnan wrote: > > On 08/06/15 09:45, Christian Bruel wrote: > >> > >> do you have other feedbacks for the remaining parts ? > >> > >> many thanks > >> > > > > This is OK, thanks. > > > > Ramana Hi Christian, This patch is causing an ICE for me in my arm-none-linux-gnueabihf testing. It looks like something isn't saving/restoring/initialising data structures needed for IRA. I've raised https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66541 , the bug looks very similar to pr64047 ( https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64047 ). Thanks, James --- .../gcc/cc1 bug.c -O2 -ftree-parallelize-loops=4 -O2 -flto -fno-use-linker-plugin -ftree-parallelize-loops=4 -o pr52429.s foo Analyzing compilation unit Performing interprocedural optimizations <*free_lang_data> Assembling functions: foo .../gcc/testsuite/gcc.dg/torture/pr52429.c: In function ‘foo’: .../gcc/testsuite/gcc.dg/torture/pr52429.c:11:1: internal compiler error: Segmentation fault int i; ^ 0xafa15f crash_signal .../gcc/toplev.c:369 0x97c2b4 record_operand_costs .../gcc/ira-costs.c:1305 0x97c7a4 scan_one_insn .../gcc/ira-costs.c:1483 0x97c7a4 process_bb_for_costs .../gcc/ira-costs.c:1604 0x97d715 find_costs_and_classes .../gcc/ira-costs.c:1711 0x97ec3a ira_set_pseudo_classes(bool, _IO_FILE*) .../gcc/ira-costs.c:2245 0xffd743 alloc_global_sched_pressure_data .../gcc/haifa-sched.c:7119 0xffd743 sched_init() .../gcc/haifa-sched.c:7269 0xffebcf haifa_sched_init() .../gcc/haifa-sched.c:7281 0xaab8dc schedule_insns .../gcc/sched-rgn.c:3411 0xaac0b3 schedule_insns .../gcc/sched-rgn.c:3405 0xaac0b3 rest_of_handle_sched .../gcc/sched-rgn.c:3624 0xaac0b3 execute .../gcc/sched-rgn.c:3732 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See for instructions.