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 X-Spam-Level: X-Spam-Status: No, score=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 45808C433DF for ; Tue, 30 Jun 2020 19:13:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0BA7C206A1 for ; Tue, 30 Jun 2020 19:13:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="XOd0G8vh" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726922AbgF3TNJ (ORCPT ); Tue, 30 Jun 2020 15:13:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40900 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726324AbgF3TNH (ORCPT ); Tue, 30 Jun 2020 15:13:07 -0400 Received: from mail-lf1-x141.google.com (mail-lf1-x141.google.com [IPv6:2a00:1450:4864:20::141]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B5D3BC061755; Tue, 30 Jun 2020 12:13:06 -0700 (PDT) Received: by mail-lf1-x141.google.com with SMTP id g2so12060037lfb.0; Tue, 30 Jun 2020 12:13:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=Qh5qpq0DRF5ItkAziSeZrTjhiLljM/TKCiqFCudwnKM=; b=XOd0G8vhwKM7selbWtFimmDM/t7yIBdIbFHaIpaOZDjzlFp/okhd6dlzL/sbJGEbQX pcAsfzq7TpGSA68FtpbIm5sxxeIin/i9ENVGMlnKvFiYwh69RUnFvt4qWuVG/My88Vy7 gtCLu7aUzXUEKTUcBSbxBJ4mg2fYWpRRXukG7mvtoL7NRog9XjT9XBS5dcJZ3Xs0Mr6W 4EGLzQ9CJ9PI0CAcePP6J7OMOfXMBWh5f1e2cBDXK/U959+zti4VXqIRRwfXGVb0wHcc 3+DJWEsAwwuJq8UOnEqbXMk0AHa+4XDV9TlIjeZLofvXlMsCfzOzaX57ZD+CbGjjorYn xsHQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=Qh5qpq0DRF5ItkAziSeZrTjhiLljM/TKCiqFCudwnKM=; b=ecFhUsPzaf5JI0U8iBZmtd+l5F6sXjV5U/Zd0FZGnvdLuxJWecMkv39RE1kzINFjDC imqXE9Ku2ixDAMDG+gk1Hkc3BeSgb4Dxv1aQds9vAM8rK0kTFkEmosqHwtnxbrz1wCN1 FNaQ+ap16s6nv0Qno76npNcabIPMwoHRnKlxU5IjsFZXpKY6W1tkRnBenH8pxtWLf7PO Di9Ln+EXTsgGFGkLR9JRZdBA+r0ZgdRdala4qFgDTV90jFHX7boJDOhtfQvL527Vgl+j h58yDTJYmfWBwjDTK1oj05HWM6NGaNUw3M4nfRC4tVhnRt2kGdK1E9fkLp83EOd/4wME X3Ag== X-Gm-Message-State: AOAM533au4Y+SJf9QwpYQlrG4KTuBHTaC76UV28r6q27VzG/TtGMz2EE DGiIr7ogzaKjni21QyY1nkBQ8uYFDfIE7LbQxcoTaQ== X-Google-Smtp-Source: ABdhPJwQe6pLq/YzqmjnIc7IaWJPawPhkGrywWgSTur5Pcmb3rRRjEPqThtHf7kj9EHlaRsXb/uVLoOMP4jScwen3IY= X-Received: by 2002:ac2:46f0:: with SMTP id q16mr12862291lfo.51.1593544385174; Tue, 30 Jun 2020 12:13:05 -0700 (PDT) MIME-Version: 1.0 References: <20200629085911.1676554-1-masahiroy@kernel.org> In-Reply-To: From: Miguel Ojeda Date: Tue, 30 Jun 2020 21:12:54 +0200 Message-ID: Subject: Re: [PATCH] kbuild: make Clang build userprogs for target architecture To: Masahiro Yamada Cc: Nick Desaulniers , Linux Kbuild mailing list , LKML , Michal Marek , Sam Ravnborg , clang-built-linux Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 30, 2020 at 6:26 PM Masahiro Yamada wrote: > > I can reproduce this in the following > simple test code: > > > ----------------->8---------------- > #include > > int main(void) > { > ssize_t x = 1; > > printf("%zd", x); > > return 0; > } > --------------->8------------------- That is the old implicit int rule. Try including sys/types.h or compiling with a standard like -std=c99 for instance. Cheers, Miguel