From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30003 invoked by alias); 29 Aug 2019 20:50:46 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 29995 invoked by uid 89); 29 Aug 2019 20:50:45 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-5.7 required=5.0 tests=AWL,BAYES_00,GIT_PATCH_1,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=ham version=3.3.1 spammy=H*M:home, H*MI:home X-HELO: mail-out.m-online.net Received: from mail-out.m-online.net (HELO mail-out.m-online.net) (212.18.0.10) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Thu, 29 Aug 2019 20:50:43 +0000 Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 46KFB95gmLz1rTY6; Thu, 29 Aug 2019 22:50:41 +0200 (CEST) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 46KFB941sSz1qql4; Thu, 29 Aug 2019 22:50:41 +0200 (CEST) Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id 4zgkxHC4sgMB; Thu, 29 Aug 2019 22:50:40 +0200 (CEST) Received: from igel.home (ppp-46-244-189-187.dynamic.mnet-online.de [46.244.189.187]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Thu, 29 Aug 2019 22:50:40 +0200 (CEST) Received: by igel.home (Postfix, from userid 1000) id 114082C0113; Thu, 29 Aug 2019 22:50:40 +0200 (CEST) From: Andreas Schwab To: Ian Lance Taylor Cc: gcc-patches , gofrontend-dev Subject: Re: Go patch committed: Provide index information on bounds check failure References: X-Yow: Our father who art in heaven.. I sincerely pray that SOMEBODY at this table will PAY for my SHREDDED WHAT and ENGLISH MUFFIN.. and also leave a GENEROUS TIP... Date: Thu, 29 Aug 2019 22:36:00 -0000 In-Reply-To: (Ian Lance Taylor's message of "Wed, 28 Aug 2019 11:33:12 -0700") Message-ID: <87mufrsnkv.fsf@igel.home> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-SW-Source: 2019-08/txt/msg02020.txt.bz2 On Aug 28 2019, Ian Lance Taylor wrote: > This patch to the Go frontend and libgo changes the panic message > reported for an out of bounds index or slice operation to include the > invalid values. This breaks aarch64/-mabi=ilp32. aarch64-suse-linux/ilp32/libgo/archive/tar/check-testlog: /usr/aarch64-suse-linux/bin/ld: _gotest_.o: in function `archive..z2ftar.Reader.next': /opt/gcc/gcc-20190829/Build/aarch64-suse-linux/ilp32/libgo/gotest1086/test/reader.go:72: undefined reference to `runtime.goPanicExtendSliceAlen' Andreas. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."