From unknown Thu Aug 14 17:28:07 2025 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-Mailer: MIME-tools 5.509 (Entity 5.509) Content-Type: text/plain; charset=utf-8 From: bug#49896 <49896@debbugs.gnu.org> To: bug#49896 <49896@debbugs.gnu.org> Subject: Status: [PATCH core-updates-frozen] gnu: gcc-5: Fix powerpc64le-linux build Reply-To: bug#49896 <49896@debbugs.gnu.org> Date: Fri, 15 Aug 2025 00:28:07 +0000 retitle 49896 [PATCH core-updates-frozen] gnu: gcc-5: Fix powerpc64le-linux= build reassign 49896 guix-patches submitter 49896 Thiago Jung Bauermann severity 49896 normal tag 49896 patch thanks From debbugs-submit-bounces@debbugs.gnu.org Thu Aug 05 12:20:11 2021 Received: (at submit) by debbugs.gnu.org; 5 Aug 2021 16:20:11 +0000 Received: from localhost ([127.0.0.1]:48180 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mBg6N-0001zZ-B1 for submit@debbugs.gnu.org; Thu, 05 Aug 2021 12:20:11 -0400 Received: from lists.gnu.org ([209.51.188.17]:34914) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mBg6L-0001zN-7i for submit@debbugs.gnu.org; Thu, 05 Aug 2021 12:20:10 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:59644) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mBg6L-0004yf-0y for guix-patches@gnu.org; Thu, 05 Aug 2021 12:20:09 -0400 Received: from mx.kolabnow.com ([95.128.36.41]:13044) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mBg6I-0005Am-35 for guix-patches@gnu.org; Thu, 05 Aug 2021 12:20:08 -0400 Received: from localhost (unknown [127.0.0.1]) by ext-mx-out002.mykolab.com (Postfix) with ESMTP id 26B661337 for ; Thu, 5 Aug 2021 18:20:03 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kolabnow.com; h= content-transfer-encoding:mime-version:message-id:date:date :subject:subject:from:from:received:received:received; s= dkim20160331; t=1628180402; x=1629994803; bh=clKsTAxlh//x64sjUVu sSHgF1/MZlEeni9Yw4gPXe6Y=; b=lefcnMLfIaQZELVW22OoyAWsyZ9zR9vXfhG OK5HzM9b6WEQh5Cd1rxu9Qu1EW8aw58qPhygs0wdP6tnw0rRKoH3OxjtlFMlm7mV hc/jHHxDNQ5iNoyyMFrxdO6PLtcpcw0oL6BEwgd5Byq6YZnINsgJVQ9hynw+AkdB rYXrCL7vwyJ9SKiwlQcfct/ldTnDqJhLk8RElwoRauBT+bMNh3ey8wtBB0ijuxP0 Sjk8eY6oc8nJeFkUZH6IpnyuB6PzfidakKbVXm3faE0FhuSu0/ziELLsjNBo/5oK KjApn+IMTgOv4GDZ+v4Ff7fY69hKRtkfohMOXRMtBoTobmNIW9DgxoBjL4ETazB0 AqU7i3dvc+8PZyYqzm0sLtks8Eh7N3JBpBsazmCfjbasgpQfhYJRF5dr7eLOIyNc 8jG06NL3zHS/mjPvadusgadWKNUvA7r9bJNVZAS57A1osBhiMKSJfFl7Mx3iJb20 +gAtup7cj8UM3WHfm4SYLjvpjgRY4UuHYQ3FPkxg3DjxKsZHx8LfgZK/1sJpkpdY GiqX1ppLXJMbqM/G5gtbUMAkGpSt+gZjjKJy7o/C08Wwjza3N9Equ1XOu03/uz7y 8cvI7qB7g40pMXXAHkT3fB0ztBFgZKsa4NJC4cyrAAe9U0UNMjDslW1Mf3BGZ0HQ 90JStlt0= X-Virus-Scanned: amavisd-new at mykolab.com X-Spam-Flag: NO X-Spam-Score: -1.9 X-Spam-Level: X-Spam-Status: No, score=-1.9 tagged_above=-10 required=5 tests=[BAYES_00=-1.9] autolearn=ham autolearn_force=no Received: from mx.kolabnow.com ([127.0.0.1]) by localhost (ext-mx-out002.mykolab.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id seglKeXyCtDH for ; Thu, 5 Aug 2021 18:20:02 +0200 (CEST) Received: from int-mx003.mykolab.com (unknown [10.9.13.3]) by ext-mx-out002.mykolab.com (Postfix) with ESMTPS id 49527627 for ; Thu, 5 Aug 2021 18:20:01 +0200 (CEST) Received: from ext-subm002.mykolab.com (unknown [10.9.6.2]) by int-mx003.mykolab.com (Postfix) with ESMTPS id D337250D1; Thu, 5 Aug 2021 18:19:59 +0200 (CEST) From: Thiago Jung Bauermann To: guix-patches@gnu.org Subject: [PATCH core-updates-frozen] gnu: gcc-5: Fix powerpc64le-linux build Date: Thu, 5 Aug 2021 13:19:43 -0300 Message-Id: <20210805161943.246592-1-bauermann@kolabnow.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=95.128.36.41; envelope-from=bauermann@kolabnow.com; helo=mx.kolabnow.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-Spam-Score: -1.4 (-) X-Debbugs-Envelope-To: submit Cc: Thiago Jung Bauermann X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -2.4 (--) GCC 5 has a misaligned access to a vector pointer which causes a build failure when using GCC 8 and later. Backport upstream fix that was applied on the GCC 6 branch. * gnu/packages/gcc.scm (gcc-5)[source]: Apply gcc-5-fix-powerpc64le-build.patch. * gnu/packages/patches/gcc-5-fix-powerpc64le-build.patch: New file. * gnu/local.mk (dist_patch_DATA): Add new file. --- Hi, Even though gcc-5-fix-powerpc64le-build.patch modifies a file which is used by all architectures, it only affects powerpc64le because the code it touches is guarded by: #elif defined(_ARCH_PWR8) && defined(__ALTIVEC__) Also, this problem doesn't affect the master branch because GCC 7.5 is able to build GCC 5. Thanks, Thiago gnu/local.mk | 1 + gnu/packages/gcc.scm | 4 +- .../patches/gcc-5-fix-powerpc64le-build.patch | 64 +++++++++++++++++++ 3 files changed, 68 insertions(+), 1 deletion(-) create mode 100644 gnu/packages/patches/gcc-5-fix-powerpc64le-build.patch diff --git a/gnu/local.mk b/gnu/local.mk index 5e5dd0bad3ec..7562b54d14e4 100644 --- a/gnu/local.mk +++ b/gnu/local.mk @@ -1068,6 +1068,7 @@ dist_patch_DATA = \ %D%/packages/patches/gcc-4.9.3-mingw-gthr-default.patch \ %D%/packages/patches/gcc-5-hurd.patch \ %D%/packages/patches/gcc-5.0-libvtv-runpath.patch \ + %D%/packages/patches/gcc-5-fix-powerpc64le-build.patch \ %D%/packages/patches/gcc-5-source-date-epoch-1.patch \ %D%/packages/patches/gcc-5-source-date-epoch-2.patch \ %D%/packages/patches/gcc-6-arm-none-eabi-multilib.patch \ diff --git a/gnu/packages/gcc.scm b/gnu/packages/gcc.scm index 79994cc19116..ddc5af3cedf9 100644 --- a/gnu/packages/gcc.scm +++ b/gnu/packages/gcc.scm @@ -490,7 +490,9 @@ Go. It also includes runtime support libraries for these languages.") "gcc-5-source-date-epoch-2.patch" "gcc-6-libsanitizer-mode-size.patch" "gcc-fix-texi2pod.patch" - "gcc-5-hurd.patch")) + "gcc-5-hurd.patch" + ;; See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86162 + "gcc-5-fix-powerpc64le-build.patch")) (modules '((guix build utils))) (snippet gcc-canadian-cross-objdump-snippet))) (inputs diff --git a/gnu/packages/patches/gcc-5-fix-powerpc64le-build.patch b/gnu/packages/patches/gcc-5-fix-powerpc64le-build.patch new file mode 100644 index 000000000000..289d64887539 --- /dev/null +++ b/gnu/packages/patches/gcc-5-fix-powerpc64le-build.patch @@ -0,0 +1,64 @@ +From ee6c0081c03330045b3d4cde8421cd1d3a459609 Mon Sep 17 00:00:00 2001 +From: Martin Liska +Date: Fri, 15 Jun 2018 10:51:28 +0200 +Subject: [PATCH] Partial backport r256656 + +2018-06-15 Martin Liska + + Backport from mainline + 2018-01-10 Kelvin Nilsen + + * lex.c (search_line_fast): Remove illegal coercion of an + unaligned pointer value to vector pointer type and replace with + use of __builtin_vec_vsx_ld () built-in function, which operates + on unaligned pointer values. + +From-SVN: r261621 +--- + +Obtained from: + +https://gcc.gnu.org/git/?p=gcc.git;a=patch;h=ee6c0081c03330045b3d4cde8421cd1d3a459609 + +The libcpp/ChangeLog hunk was modified to apply on top of gcc-5's libcpp/ChangeLog. + + libcpp/ChangeLog | 12 ++++++++++++ + libcpp/lex.c | 2 +- + 2 files changed, 13 insertions(+), 1 deletion(-) + +diff --git a/libcpp/ChangeLog b/libcpp/ChangeLog +index c920a05d438..a63abb04f5e 100644 +--- a/libcpp/ChangeLog ++++ b/libcpp/ChangeLog +@@ -1,3 +1,15 @@ ++2018-06-15 Martin Liska ++ ++ PR bootstrap/86162 ++ ++ Backport from mainline ++ 2018-01-10 Kelvin Nilsen ++ ++ * lex.c (search_line_fast): Remove illegal coercion of an ++ unaligned pointer value to vector pointer type and replace with ++ use of __builtin_vec_vsx_ld () built-in function, which operates ++ on unaligned pointer values. ++ + 2017-10-10 Release Manager + + * GCC 5.5.0 released. +diff --git a/libcpp/lex.c b/libcpp/lex.c +index e5a0397f309..b789686f1c4 100644 +--- a/libcpp/lex.c ++++ b/libcpp/lex.c +@@ -568,7 +568,7 @@ search_line_fast (const uchar *s, const uchar *end ATTRIBUTE_UNUSED) + { + vc m_nl, m_cr, m_bs, m_qm; + +- data = *((const vc *)s); ++ data = __builtin_vec_vsx_ld (0, s); + s += 16; + + m_nl = (vc) __builtin_vec_cmpeq(data, repl_nl); +-- +2.27.0 + From debbugs-submit-bounces@debbugs.gnu.org Fri Nov 12 01:04:03 2021 Received: (at 49896-done) by debbugs.gnu.org; 12 Nov 2021 06:04:03 +0000 Received: from localhost ([127.0.0.1]:43055 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mlPfP-0001dG-I6 for submit@debbugs.gnu.org; Fri, 12 Nov 2021 01:04:03 -0500 Received: from mail-qk1-f174.google.com ([209.85.222.174]:43923) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mlPfO-0001cW-0J for 49896-done@debbugs.gnu.org; Fri, 12 Nov 2021 01:04:02 -0500 Received: by mail-qk1-f174.google.com with SMTP id 193so8106874qkh.10 for <49896-done@debbugs.gnu.org>; Thu, 11 Nov 2021 22:04:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version; bh=K+ooopeENHqY1qnaQDJixZeK8VCLggKptUX3R1bNv/I=; b=VPBQplqTd6WTCI0rYzI6tfOLGQTJx4F7K6vljvhwpvTkqiqcSTweAj5KKKtRBDwHzv Yk/VNTl0KqkDCliehwq+SOnaoJErT2CYY50DdZ1HR3cG0HA8vlKufzPcFmgU9SP2arNc cepHuxJVqGohFFec91EE4q5w9G/Lm/RXIlkjZTIav5LPrFusmZXdb6PnCSASNEc4ysx4 hffs5A+KLwSy3aKV8pdaM/Kk9iue6jTICfo2M7XaPm4JhpV8jY/2Xc21Up6VbjfuAVTe 8yI3XqIWjYx5QY5gtbk00l6Cu+comqW1p2el53hrGaW/v4dLNBl+urx2cVo2v7DfjdcB ENCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:references:date:in-reply-to :message-id:user-agent:mime-version; bh=K+ooopeENHqY1qnaQDJixZeK8VCLggKptUX3R1bNv/I=; b=vZFZSYQ3YSpVAyjZe8HdEQ1n9TTvetrZFxrF8TQFGJAcUzpiJdn+ooRgFeNfSn50j2 uuD2ksBqM4/CtIrrVGVmoUcXklgFagB0z1CMF3kuVrEUbswv/bKAYqDtrCnc38/TZxq+ 5PXB9KCHe/U+Mu1TLi9OGgJG6ZEwD/txEQr7STTOSFuAGHrbdKCNKhHTLgU/CFqaUE5j b95Kx6sZvAU49Lz8pIOAQehu8QeLXi5xPVFDv5EwFphvLHar8q3nESk58KKJsBD1wUdM IAvDUHXr1607ILlA13x+fW6TifksszN0kkItLI1QJM0vO6TxYqMf54N3rqSea5CVEsNu rF2g== X-Gm-Message-State: AOAM531LYRnL1snpOJr0+zcwDDUcwllsUFC2sunwEM/51USvhMw7OTyM JAHP4gNz+PFoWARAwNrsdall4Kim7d5Y0pSg X-Google-Smtp-Source: ABdhPJw9asmK0sMaTf49Fg45KC/IZ2ONPt/KQFwjF+3TmoWqmKks+wCNt5rtvdTqghXgoZg9glAX1g== X-Received: by 2002:a05:620a:25c8:: with SMTP id y8mr10373057qko.42.1636697036233; Thu, 11 Nov 2021 22:03:56 -0800 (PST) Received: from hurd (dsl-10-133-155.b2b2c.ca. [72.10.133.155]) by smtp.gmail.com with ESMTPSA id l3sm2375509qkj.18.2021.11.11.22.03.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Nov 2021 22:03:55 -0800 (PST) From: Maxim Cournoyer To: Thiago Jung Bauermann Subject: Re: bug#49896: [PATCH core-updates-frozen] gnu: gcc-5: Fix powerpc64le-linux build References: <20210805161943.246592-1-bauermann@kolabnow.com> Date: Fri, 12 Nov 2021 01:03:55 -0500 In-Reply-To: <20210805161943.246592-1-bauermann@kolabnow.com> (Thiago Jung Bauermann's message of "Thu, 5 Aug 2021 13:19:43 -0300") Message-ID: <877dddq59w.fsf@gmail.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Spam-Score: 0.0 (/) X-Debbugs-Envelope-To: 49896-done Cc: 49896-done@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.0 (-) Hello, Thiago Jung Bauermann writes: > GCC 5 has a misaligned access to a vector pointer which causes a build > failure when using GCC 8 and later. Backport upstream fix that was applied > on the GCC 6 branch. > > * gnu/packages/gcc.scm (gcc-5)[source]: Apply > gcc-5-fix-powerpc64le-build.patch. > * gnu/packages/patches/gcc-5-fix-powerpc64le-build.patch: New file. > * gnu/local.mk (dist_patch_DATA): Add new file. Applied with commit b04a20f77fe3863931de273490d75371561d4e51 on the core-updates-frozen branch. Closing. Thanks! Maxim From unknown Thu Aug 14 17:28:07 2025 Received: (at fakecontrol) by fakecontrolmessage; To: internal_control@debbugs.gnu.org From: Debbugs Internal Request Subject: Internal Control Message-Id: bug archived. Date: Fri, 10 Dec 2021 12:24:14 +0000 User-Agent: Fakemail v42.6.9 # This is a fake control message. # # The action: # bug archived. thanks # This fakemail brought to you by your local debbugs # administrator