From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 66551 invoked by alias); 2 Sep 2016 16:28:08 -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 66541 invoked by uid 89); 2 Sep 2016 16:28:07 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=0.1 required=5.0 tests=AWL,BAYES_20,KAM_LAZY_DOMAIN_SECURITY,RCVD_IN_DNSWL_LOW autolearn=no version=3.3.2 spammy=1756, 58ca, 942b, 4ED5 X-HELO: mail-out.m-online.net Received: from mail-out.m-online.net (HELO mail-out.m-online.net) (212.18.0.9) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Fri, 02 Sep 2016 16:27:57 +0000 Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 3sQl0W37WBz3hjNk; Fri, 2 Sep 2016 18:27:55 +0200 (CEST) Received: from localhost (dynscan1.mnet-online.de [192.168.6.68]) by mail.m-online.net (Postfix) with ESMTP id 3sQl0W1mSZzvlRR; Fri, 2 Sep 2016 18:27:55 +0200 (CEST) Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.68]) (amavisd-new, port 10024) with ESMTP id hqbRKeUOO-QB; Fri, 2 Sep 2016 18:27:54 +0200 (CEST) X-Auth-Info: iqvkVFJ2ncUkEOQVcfQirunWyQmURrKGB1pxbTIuiS3pY5Mc9+zG5H2K+iebplkS Received: from igel.home (ppp-88-217-12-130.dynamic.mnet-online.de [88.217.12.130]) by mail.mnet-online.de (Postfix) with ESMTPA; Fri, 2 Sep 2016 18:27:54 +0200 (CEST) Received: by igel.home (Postfix, from userid 1000) id 013C32C255A; Fri, 2 Sep 2016 18:27:53 +0200 (CEST) From: Andreas Schwab To: Ian Lance Taylor Cc: gcc-patches , "gofrontend-dev\@googlegroups.com" Subject: Re: Fwd: libgo patch committed: Use -fgo-c-header to share between Go and C References: <871t12xoqr.fsf@linux-m68k.org> X-Yow: Uh-oh -- WHY am I suddenly thinking of a VENERABLE religious leader frolicking on a FORT LAUDERDALE weekend? Date: Fri, 02 Sep 2016 16:28:00 -0000 In-Reply-To: (Ian Lance Taylor's message of "Fri, 2 Sep 2016 09:17:53 -0700") Message-ID: <87wpiuw9km.fsf@linux-m68k.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-SW-Source: 2016-09/txt/msg00101.txt.bz2 On Sep 02 2016, Ian Lance Taylor wrote: > On Fri, Sep 2, 2016 at 9:14 AM, Andreas Schwab wrote: >> >> That breaks libgo on ia64. The problem is that _ucontext_t isn't >> properly aligned. > > Interesting. Thanks for looking into it. What is the required > alignment? This code should be aligning it to a pointer boundary. That is too small. It needs at least 16 byte alignment. Andreas. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 "And now for something completely different."