From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp12.migadu.com ([2001:41d0:403:478a::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms9.migadu.com with LMTPS id KOFPM4aCCGVVtQAAauVa8A:P1 (envelope-from ) for ; Mon, 18 Sep 2023 19:01:58 +0200 Received: from aspmx1.migadu.com ([2001:41d0:403:478a::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp12.migadu.com with LMTPS id KOFPM4aCCGVVtQAAauVa8A (envelope-from ) for ; Mon, 18 Sep 2023 19:01:58 +0200 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id B23329DC3 for ; Mon, 18 Sep 2023 19:01:58 +0200 (CEST) Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=gmail.com header.s=20230601 header.b=cvynm5hm; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (aspmx1.migadu.com: domain of "guix-devel-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="guix-devel-bounces+larch=yhetil.org@gnu.org" ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1695056518; h=from:from:sender:sender: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: in-reply-to:in-reply-to:references:references:list-id:list-help: list-unsubscribe:list-subscribe:list-post:dkim-signature; bh=4FwIs0AbjxseJmRIIXOV+maifOQQwj5wbpFznZIeReY=; b=E7amviv+LM1uHFoVST7EKzbpxiGVls8JCquHrDsZ2rx5nWoX1FHSvmBXj7Tk70/aQ1g1xm /j5dW0kJoYjExIWDI0UrYm0mBIFbFo+4o32gyyKwTKiYn3wr5eKPtc9eDTY9lnNbPoogko muNBp7QyAq+YCaEYrHwki9AZaB0Zg0EDWwtVgKs6VpG6v40kgXIM3aLwoAQoUjWPbsA7o2 dH0K68fesTA4G5NE8xeszd/03QnUQrQZhTnH29CggZI6a5si/cOSGwdxjIxbUOMdK2LKOT 9iDSNKJFVRddAQRMPEhUK3BdUCdsVYVpQg0rmj08/41/K+D1Uqi5JmSBsGOArg== ARC-Seal: i=1; s=key1; d=yhetil.org; t=1695056518; a=rsa-sha256; cv=none; b=kxR21OSChDN/NVRgNKaYcMdkuEg0cCXP/DoC5jAyJ2hNk5tMuyCUOLYgIXHZqLPanlzKyD tdTXLsOxCRBv/n3Agooukm30OD/oGWnnIzpF0lXDaj1UaLJN//mj7V9Uvc8DnpXn3B2aGR Gt6gvp//6aSeQvzVzAVa2orLMqi7YHOm5wmSv2CGwt6MqYp3KQO93N9bYv8DkNYYbHTW8k YF1OCJRIRYQcpXAHY4Wh4rAU3a4CZOW6v6swMVQFo1WtO4b7gnGeTrYHRNz/+rK9s6eGtf aoWiopu/fdGIO8SgGL4AYoWQH8DqEE1mKzhLWMRLpdR6OLWwZHaCjJcUvYWSsg== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=pass header.d=gmail.com header.s=20230601 header.b=cvynm5hm; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (aspmx1.migadu.com: domain of "guix-devel-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="guix-devel-bounces+larch=yhetil.org@gnu.org" Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qiHcp-0007Cj-R2; Mon, 18 Sep 2023 13:01:31 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qiHco-0007C4-Db for guix-devel@gnu.org; Mon, 18 Sep 2023 13:01:30 -0400 Received: from mail-lj1-x234.google.com ([2a00:1450:4864:20::234]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qiHcm-0007ek-3Z; Mon, 18 Sep 2023 13:01:30 -0400 Received: by mail-lj1-x234.google.com with SMTP id 38308e7fff4ca-2bcb50e194dso75374781fa.3; Mon, 18 Sep 2023 10:01:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1695056485; x=1695661285; darn=gnu.org; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:cc:to:from:subject:message-id:from:to:cc:subject :date:message-id:reply-to; bh=4FwIs0AbjxseJmRIIXOV+maifOQQwj5wbpFznZIeReY=; b=cvynm5hml7lTo6Prnl6znOEgIVBy6DGuJWyzWzWbfbc+zkca8Y5VXOJAIkhvNYZBWs zDILdHEF1vdBGaSmhnlUdBTHo4SkivBj7ho5m4T6B7sUVNLvikaK13dwHoANqxJrHcjH jl62rhd3/J9SGP9QA62Ou4mmqmHWgfEDV/cimw3SVQDPnQUNbSM603Tq23mZ2xm65bvt 4FwB+M2y74v3BbgnFyfrj5Kkp7KTl4/dTxoMn8Sl+Tuae47AdrVkUE3uZNIfsFayKMWA 1xE90pFquVyQcmhQ8VHp/OjI8rnJDJ+pMZZJMaW3dEz+LOmfD+7QaZsIbgOrhQDo/ogj Oqew== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1695056485; x=1695661285; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:cc:to:from:subject:message-id:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=4FwIs0AbjxseJmRIIXOV+maifOQQwj5wbpFznZIeReY=; b=RbI2RhxiXnvD2ewkqjKJyzmHtfsZNkr8v2NEB6EmXUXAWorTY+p0ob9kBnsOCMWh5Z 5CSqZ8kj3ixbEKtShnXVqWXZW5SMjR5y1TM8JAXbMi8jb9tk7fV9T9oMNf2qiP+NGGkX dVrvb0b/uR+kK4gHFvARwnvR2QVPEkPpXtySLVQJdmAuYxHVX2x/ZMzXV202jSeZaTYV ZTGV2n75/W/ieg2Y6f+VzX+paSmO+1/3L99TrNZd25/h4WlTbH5FXeJ0FohyaNui0MlW JkrC10eAFXTbGMPuttJBsAtpU+rwUwICP9vjMwyWzMzLWNU6cWYqtlVumeDPwn7Wgjt8 hd4A== X-Gm-Message-State: AOJu0YwAKj1Kotpp/KRknqB4IYn+UlExl6zNJ4UW9jpF0vb9dYdPAHw3 ACO/mBq6Es/Xg5/4Ld0OTPxRQYxNwxN/CEPB X-Google-Smtp-Source: AGHT+IEjk0/m72hT4SiNBwJLpoit16NDUJT+DUieDnoLMuXCOISOoKz55umZuxniII61usVMFFJv1Q== X-Received: by 2002:a2e:9814:0:b0:2bc:e470:1405 with SMTP id a20-20020a2e9814000000b002bce4701405mr7932262ljj.46.1695056484793; Mon, 18 Sep 2023 10:01:24 -0700 (PDT) Received: from lumine.fritz.box (85-127-52-93.dsl.dynamic.surfer.at. [85.127.52.93]) by smtp.gmail.com with ESMTPSA id x8-20020a1709065ac800b0099bccb03eadsm6627035ejs.205.2023.09.18.10.01.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Sep 2023 10:01:23 -0700 (PDT) Message-ID: <73274597e8586d268f3feb707bf395731f84df1f.camel@gmail.com> Subject: Re: Cross compilation status From: Liliana Marie Prikler To: Efraim Flashner Cc: Mathieu Othacehe , guix-devel , andrew@trop.in, bjoern.hoefling@bjoernhoefling.de, guix@cbaines.net, julien@lepiller.eu, cox.katherine.e+guix@gmail.com, lars@6xq.net, rekado@elephly.net, jgart@dismail.de Date: Mon, 18 Sep 2023 19:01:22 +0200 In-Reply-To: References: <87lede2xvu.fsf@gnu.org> <14e0b7bb9eab77527257769507aa4a42d72a5f83.camel@gmail.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.46.4 MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::234; envelope-from=liliana.prikler@gmail.com; helo=mail-lj1-x234.google.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, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: guix-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: guix-devel-bounces+larch=yhetil.org@gnu.org X-Migadu-Flow: FLOW_IN X-Migadu-Country: US X-Migadu-Spam-Score: -2.95 X-Spam-Score: -2.95 X-Migadu-Queue-Id: B23329DC3 X-Migadu-Scanner: mx0.migadu.com X-TUID: Bylb/DeaGoAG Am Montag, dem 18.09.2023 um 17:17 +0300 schrieb Efraim Flashner: > On Sun, Sep 10, 2023 at 04:59:35PM +0200, Liliana Marie Prikler > wrote: > > Hi Mathieu, > >=20 > > Am Sonntag, dem 10.09.2023 um 11:14 +0200 schrieb Mathieu Othacehe: > > > I have CC'ed members of the python, java, ruby, rust, r, haskell > > > and > > > emacs teams. Any plans adding cross-compilation support to your > > > build-system, barriers to overcome? > > For Emacs, there are layers of problems.=C2=A0 First things first, we > > are only doing byte compilation atm, which may or may not be > > arch-dependant based on stuff like endianness.=C2=A0 For native > > compilation, there is the thing that even a slightly differently > > configured emacs won't load the packages you've just compiled > > without compiling it natively on its own. > > Granted, if we want to do cross-compilation, having just the > > bytecode might already be "good enough", but I wanted to throw this > > out there. > >=20 > > I think we'd need some support from Emacs proper before we can > > start implementing cross builds. >=20 > I will note that the only big-endian architecture which we "support" > is 32-bit powerpc, so we don't have to worry that much about wrong > endianness. Fine, let's add word size to point out the obvious :)