From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by dpdk.space (Postfix) with ESMTP id 2F5C9A0096 for ; Thu, 6 Jun 2019 19:07:07 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id BE8631B965; Thu, 6 Jun 2019 19:07:05 +0200 (CEST) Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by dpdk.org (Postfix) with ESMTP id 11C9B1B95D for ; Thu, 6 Jun 2019 19:07:04 +0200 (CEST) Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id BAEB430832C6; Thu, 6 Jun 2019 17:06:59 +0000 (UTC) Received: from localhost.localdomain (unknown [10.18.25.8]) by smtp.corp.redhat.com (Postfix) with ESMTP id 3452169181; Thu, 6 Jun 2019 17:06:57 +0000 (UTC) To: Jerin Jacob Kollanukkaran , Honnappa Nagarahalli , Aaron Conole , "thomas@monjalon.net" Cc: "Ruifeng Wang (Arm Technology China)" , "Gavin Hu (Arm Technology China)" , Dharmik Thakkar , "jerin.jacob@caviumnetworks.com" , "yskoh@mellanox.com" , "dev@dpdk.org" , "bruce.richardson@intel.com" , nd References: <18576498.0Zn3BvHS7Y@xps> <74282465.H2CcKukIUE@xps> <82c7ff69-a3fe-6f24-9dbf-ee66ee229869@redhat.com> From: Michael Santana Francisco Organization: Red Hat Message-ID: <8c56d502-1bca-28fb-2019-61fcd545ae8d@redhat.com> Date: Thu, 6 Jun 2019 13:06:56 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.44]); Thu, 06 Jun 2019 17:07:03 +0000 (UTC) Subject: Re: [dpdk-dev] DPDK compilation on arm is failing in Travis X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list Reply-To: msantana@redhat.com List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" On 6/6/19 10:57 AM, Jerin Jacob Kollanukkaran wrote: >> -----Original Message----- >> From: dev On Behalf Of Michael Santana >> Francisco >> Sent: Thursday, June 6, 2019 4:09 AM >> To: Honnappa Nagarahalli ; Aaron Conole >> ; thomas@monjalon.net >> Cc: Ruifeng Wang (Arm Technology China) ; Gavin >> Hu (Arm Technology China) ; Dharmik Thakkar >> ; jerin.jacob@caviumnetworks.com; >> yskoh@mellanox.com; dev@dpdk.org; bruce.richardson@intel.com; nd >> >> Subject: Re: [dpdk-dev] DPDK compilation on arm is failing in Travis >> >> On 6/5/19 5:36 PM, Honnappa Nagarahalli wrote: >>>>> Thomas Monjalon writes: >>>>> >>>>>> 05/06/2019 21:40, Aaron Conole: >>>>>>> Thomas Monjalon writes: >>>>>>> >>>>>>>> The compilation of the master branch is failing for aarch64: >>>>>>>> https://travis-ci.com/DPDK/dpdk >>>>>>>> The log is so much verbose that I am not able to understand what >>>>>>>> is really wrong. >>>>>>>> Please help to diagnose and fix, thanks. >>>>>>> A discussion about this: >>>>>>> >>>>>>> http://mails.dpdk.org/archives/dev/2019-June/134012.html >>>>>> I see the error now. >>>>>> It is printing the full log after the error, so I missed the error >>>>>> at the top. >>>>>> >>>>>> I've read your comment about a possible error with the patch >>>>>> removing weak functions but neither me nor Bruce were able to >>>>>> reproduce >>>> it. >>>>>> What is the condition to see this compiler warning? >>>>> It is only on ARM, and only when the neon intrinsics are in use. >>>> I am not able to reproduce it from the tip of master. >>>> >>>> I am using: >>>> gcc (Ubuntu 8.3.0-6ubuntu1~18.04) 8.3.0 >>>> >>>> From the log on Travis, looks like the compiler is: >>>> gcc (Ubuntu 5.4.0-6ubuntu1~16.04.11) 5.4.0 20160609 >>>> >>>> Is this the issue? >>>> >>>> Why are we seeing the error now? >>> I tested with gcc-5 (Ubuntu/Linaro 5.5.0-12ubuntu1) 5.5.0 20171010, it >> works fine. I cannot get hold of 5.4.0. Not sure if needs to be supported. >>> Are there any issues in upgrading to 7 or 8? >> I have tested it on my ubuntu 16.04 vm on commit >> 8cb511bb94ad92a76990f175cac76bb13d51daba (head of master seems to be >> failing for other reasons on my vm). >> I tested the following gcc versions: >> >> gcc 5.5.0 "cc (Ubuntu 5.5.0-12ubuntu1~16.04) 5.5.0 20171010" >> gcc 7.4.0 "cc (Ubuntu 7.4.0-1ubuntu1~16.04~ppa1) 7.4.0" >> gcc 8.1.0 "cc (Ubuntu 8.1.0-5ubuntu1~16.04) 8.1.0" >> > Though I am not able to reproduce the issue. > Could you the following patch fixing the issue? > > http://patches.dpdk.org/patch/54501/ Yes, I have tested this patch on travis and it fixes the issue. see: https://travis-ci.com/Maickii/dpdk-2/builds/114612090 > >