From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-vk1-xa2b.google.com (mail-vk1-xa2b.google.com [IPv6:2607:f8b0:4864:20::a2b]) by sourceware.org (Postfix) with ESMTPS id 7C4813858D1E for ; Thu, 9 Nov 2023 11:49:27 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 7C4813858D1E Authentication-Results: sourceware.org; dmarc=fail (p=none dis=none) header.from=rodriguez.im Authentication-Results: sourceware.org; spf=none smtp.mailfrom=cristianrodriguez.net ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 7C4813858D1E Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2607:f8b0:4864:20::a2b ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1699530568; cv=none; b=fIpbkoqjAsRF4phtpl5s7GER/O3UV4MH4ZFOfyKa7YzEO+wcQR7nhgjPWy1gepy/q+oWpHuypiJUamSidR/ULUfGWfQSxaDzlyeM4jDABCn1XPuP1QPVwisaLUNRYrsvFXmUPR4Gz12hecJk/rnwmnAsBIksIvL6gTXs7NbkG0s= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1699530568; c=relaxed/simple; bh=nuEMZw40m6h41hCDUVIrWxZ9rcS0icog8W71+92lo4Y=; h=DKIM-Signature:MIME-Version:From:Date:Message-ID:Subject:To; b=p/Fi/ZANvEnJh6hAhvknCMCLHaKD7D5zBZaic7+35QJhKnc5/+VpZiXnB5OrM3O2TDnzCCt+ahLJ1RW78j/XfxX332+H3+dYBDIrjRXycxTIi8+mgLU6EeQG3H+7JvonIysJkYbabEA3Rl8gM2GI22DPrOLexHUc8r95R6q0ok0= ARC-Authentication-Results: i=1; server2.sourceware.org Received: by mail-vk1-xa2b.google.com with SMTP id 71dfb90a1353d-4ac2e8911e4so165588e0c.0 for ; Thu, 09 Nov 2023 03:49:27 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rodriguez.im; s=google; t=1699530567; x=1700135367; darn=sourceware.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=Of/3387B3P9bKYNjWkqPGw67XtQs714Xzpjnn3Pyn7A=; b=D5h7TGCIks77JrK0K/udKwT8BsWhu3EuFSOgd+vrtduYEjKYwwDImIKQJPEaawr35r J5a163RaDiwwGTP59+dcHKchZkYf5CvzbZzsfpcP1sgeO7LH1+oJY/yLkk853C6r9pmL OLC/MQUg4zLflDZ7C4jPBvqwsSRkEuBenbPFs= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699530567; x=1700135367; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=Of/3387B3P9bKYNjWkqPGw67XtQs714Xzpjnn3Pyn7A=; b=V8K+xO8aa0EM1ME+TDWEwkyCqAleeyZl4Y9EnCZa5TvZrnutwyespcZAdME/lUNwNA 9MA3mkDDWLE3Y5GagwkTFVc7QDpdafNN4/UyPPi0XwbHyzGb+8CGy0LEv8HXaoMBTmzZ eFVyYmcYipUyzILk/yLNt17wl/EtuvGeb1U7eMZQmgZzDuXf+ziWmHtqIhA/cS2E3qFK tH22hpikSXd8L2SVDCOgDyzbPOUH3TnChsNT0U0ElRUYoCwePRwswUtSQvepmKVB93DD Wu1h63DabqfKrUYz0HK/pGK09m+1cTALHgcpiHksteOIMkSfyz0EQbszxeEbUVHkAiRb dCwQ== X-Gm-Message-State: AOJu0YwPQIVZe3IwKa0hXSg0gwbSszVM/zxbqpzu5G9hgurQx1KDDot/ 2SnnbjawbJGPU/vxZCpzukbAQWLG059e0UTlmv/wOumZ7vMdpx7H X-Google-Smtp-Source: AGHT+IGfxq+aRpgrqRzECieoDABaZXhfbel85W4pXoexCyqZ5z4UyHqfqsQEqMGNX/2O8kJXW5fe3dtEWnJcw0CfBOI= X-Received: by 2002:a05:6102:2c08:b0:45d:90fd:6869 with SMTP id ie8-20020a0561022c0800b0045d90fd6869mr4556333vsb.3.1699530566836; Thu, 09 Nov 2023 03:49:26 -0800 (PST) MIME-Version: 1.0 References: <87y1f9bpmz.fsf@oldenburg.str.redhat.com> <87a5ro8h08.fsf@oldenburg.str.redhat.com> In-Reply-To: From: =?UTF-8?Q?Cristian_Rodr=C3=ADguez?= Date: Thu, 9 Nov 2023 08:49:15 -0300 Message-ID: Subject: Re: rustc SIGILL since qsort_r patches To: Florian Weimer Cc: Adhemerval Zanella via Libc-alpha Content-Type: multipart/alternative; boundary="000000000000b8bcd20609b6cbea" X-Spam-Status: No, score=-2.4 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,HTML_MESSAGE,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_NONE,TXREP,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: --000000000000b8bcd20609b6cbea Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, Nov 8, 2023 at 4:56=E2=80=AFPM Cristian Rodr=C3=ADguez wrote: > > > On Wed, Nov 8, 2023 at 11:19=E2=80=AFAM Florian Weimer wrote: > >> * Florian Weimer: >> >> > * Cristian Rodr=C3=ADguez: >> > >> >> After quite some head scratching I found the recent qsort_r patches >> >> triggers a bug "somewhere" that makes rustc LTO end in sigkill (ud2) >> >> >> >> happens compiling anything in release mode with any toolchain (stable, >> >> beta, nightly) >> > >> > Could you share more details about your environment? I'm trying to >> > reproduce it to see which code paths we need to fix. >> >> I have just pushed what I think is a workaround. Would you please check >> if it fixes your LLVM/rustc issue? >> >> Thanks, >> Florian >> >> I will try it in the environment when it hits the build pipes and report > back. > Thanks. > It successfully papers over llvm's bug..which has since also been fixed. Thank you and keep up ! --000000000000b8bcd20609b6cbea--