From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 13B98C433EF for ; Fri, 22 Jul 2022 08:09:28 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id A045184813; Fri, 22 Jul 2022 08:09:27 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org A045184813 X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id owjzvt6kTZFF; Fri, 22 Jul 2022 08:09:26 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by smtp1.osuosl.org (Postfix) with ESMTP id B189284811; Fri, 22 Jul 2022 08:09:25 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org B189284811 Received: from smtp3.osuosl.org (smtp3.osuosl.org [140.211.166.136]) by ash.osuosl.org (Postfix) with ESMTP id C82B41BF34F for ; Fri, 22 Jul 2022 08:09:24 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id A239360EEC for ; Fri, 22 Jul 2022 08:09:24 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp3.osuosl.org A239360EEC X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Qs85DKZZ9NsS for ; Fri, 22 Jul 2022 08:09:23 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 DKIM-Filter: OpenDKIM Filter v2.11.0 smtp3.osuosl.org 36E1060803 Received: from relay10.mail.gandi.net (relay10.mail.gandi.net [217.70.178.230]) by smtp3.osuosl.org (Postfix) with ESMTPS id 36E1060803 for ; Fri, 22 Jul 2022 08:09:22 +0000 (UTC) Received: (Authenticated sender: thomas.petazzoni@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id 22F8E240010; Fri, 22 Jul 2022 08:09:21 +0000 (UTC) Date: Fri, 22 Jul 2022 10:09:20 +0200 To: Max Filippov Message-ID: <20220722100920.00132969@windsurf> Organization: Bootlin X-Mailer: Claws Mail 4.1.0 (GTK 3.24.34; x86_64-redhat-linux-gnu) MIME-Version: 1.0 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1658477361; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=sIogsjrIwBkxCrpnhYL0qzfAbT6mRkhr3Y4gsMzguUg=; b=MFiwCfNbEpq4SQcptYSwCi41UZUADm0dSXKVZ1ik0eiAPxmm7eR1gpOF7zAMQZNEKKVQPH ypEe39nGevpQNxuACYbfMQynBzbcU4H8H3xGh8XQMy57DpidBtfEDs+HcgoyStDq7y9pNd EdFfLhn/GH6TZylb31Fx0XMSLQIuXIdpLIcCFUJrS8JiS6cjfrA1oOA1PDpcasNUaKAVdf LkAsuapCmzvMtMJ8Zk6ivitdI7EUwUVkT49B74l+kgwfNsMIhT6cBGabrwFSpOIxfDNhRR vNN4aW3G49x8qWOnQQo8nT0+SacxkKhZMLhRZ0oWpzRrbs/M2MuhRDV2SlPZDw== X-Mailman-Original-Authentication-Results: smtp3.osuosl.org; dkim=pass (2048-bit key, unprotected) header.d=bootlin.com header.i=@bootlin.com header.a=rsa-sha256 header.s=gm1 header.b=MFiwCfNb Subject: [Buildroot] uclibc-ng build failures on Xtensa X-BeenThere: buildroot@buildroot.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion and development of buildroot List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Thomas Petazzoni via buildroot Reply-To: Thomas Petazzoni Cc: "buildroot@buildroot.org" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: buildroot-bounces@buildroot.org Sender: "buildroot" Hello Max, We are seeing build failures of uclibc-ng on Xtensa: http://autobuild.buildroot.net/?reason=uclibc%&arch=xtensa A relevant one is: http://autobuild.buildroot.net/results/38e/38e9d9a76f1877e7952ad5c20a405382642fd227/build-end.log Which goes like this: /home/autobuild/autobuild/instance-7/output-1/host/lib/gcc/xtensa-buildroot-linux-uclibc/10.3.0/../../../../xtensa-buildroot-linux-uclibc/bin/ld: ldso/ldso/ld-uClibc_so.a(ldso.oS): compiled for a big endian system and target is little endian /home/autobuild/autobuild/instance-7/output-1/host/lib/gcc/xtensa-buildroot-linux-uclibc/10.3.0/../../../../xtensa-buildroot-linux-uclibc/bin/ld: failed to merge target specific data of file ldso/ldso/ld-uClibc_so.a(ldso.oS) /home/autobuild/autobuild/instance-7/output-1/host/lib/gcc/xtensa-buildroot-linux-uclibc/10.3.0/../../../../xtensa-buildroot-linux-uclibc/bin/ld: ldso/ldso/ld-uClibc_so.a(dl-tlsdesc.oS): compiled for a big endian system and target is little endian /home/autobuild/autobuild/instance-7/output-1/host/lib/gcc/xtensa-buildroot-linux-uclibc/10.3.0/../../../../xtensa-buildroot-linux-uclibc/bin/ld: failed to merge target specific data of file ldso/ldso/ld-uClibc_so.a(dl-tlsdesc.oS) /home/autobuild/autobuild/instance-7/output-1/host/lib/gcc/xtensa-buildroot-linux-uclibc/10.3.0/../../../../xtensa-buildroot-linux-uclibc/bin/ld: ldso/ldso/ld-uClibc_so.a(resolve.oS): compiled for a big endian system and target is little endian /home/autobuild/autobuild/instance-7/output-1/host/lib/gcc/xtensa-buildroot-linux-uclibc/10.3.0/../../../../xtensa-buildroot-linux-uclibc/bin/ld: failed to merge target specific data of file ldso/ldso/ld-uClibc_so.a(resolve.oS) /home/autobuild/autobuild/instance-7/output-1/host/lib/gcc/xtensa-buildroot-linux-uclibc/10.3.0/../../../../xtensa-buildroot-linux-uclibc/bin/ld: little endian output does not match Xtensa configuration This happens on configurations that have: BR2_XTENSA_CUSTOM=y Indeed, in Buildroot we support two Xtensa variants: config BR2_XTENSA_CUSTOM bool "Custom Xtensa processor configuration" select BR2_ARCH_HAS_MMU_OPTIONAL config BR2_xtensa_fsf bool "fsf - Default configuration" select BR2_ARCH_HAS_MMU_MANDATORY So far, all builds were done using BR2_xtensa_fsf but with the full randomization, we've started doing builds with BR2_XTENSA_CUSTOM. However, for BR2_XTENSA_CUSTOM, the endianess is configurable: choice prompt "Target Architecture Endianness" default BR2_XTENSA_LITTLE_ENDIAN depends on BR2_XTENSA_CUSTOM config BR2_XTENSA_LITTLE_ENDIAN bool "Little endian" config BR2_XTENSA_BIG_ENDIAN bool "Big endian" endchoice And the default is BR2_XTENSA_LITTLE_ENDIAN, while normally for BR2_xtensa_fsf, the endianness is BIG. Which configurations are supported? Is there something to fix here, or we just need to disallow the usage of little endian? Thanks a lot for your input, Thomas -- Thomas Petazzoni, co-owner and CEO, Bootlin Embedded Linux and Kernel engineering and training https://bootlin.com _______________________________________________ buildroot mailing list buildroot@buildroot.org https://lists.buildroot.org/mailman/listinfo/buildroot