From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.180.0/23 X-Spam-Status: No, score=-3.1 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD shortcircuit=no autolearn=ham autolearn_force=no version=3.4.0 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by dcvr.yhbt.net (Postfix) with ESMTP id 4DBC01F7D2 for ; Mon, 5 Jun 2017 20:34:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751310AbdFEUeO (ORCPT ); Mon, 5 Jun 2017 16:34:14 -0400 Received: from mail-wr0-f174.google.com ([209.85.128.174]:34254 "EHLO mail-wr0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751180AbdFEUeN (ORCPT ); Mon, 5 Jun 2017 16:34:13 -0400 Received: by mail-wr0-f174.google.com with SMTP id g76so44281627wrd.1 for ; Mon, 05 Jun 2017 13:34:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dinwoodie.org; s=google; h=date:from:to:cc:subject:message-id:mime-version:content-disposition :user-agent; bh=6MYxcExlKVYcxZv/ghPSSHBD4PspJELsxxA5Odig+1Y=; b=kIOTmbJ40xAxG6MJeTowyulESKCsm064tG+eFox0CoBdy4fDKo2CjAgyrI+7YwZic9 yDxZOry/HbBir+awpVTbLiy+woia7KMS6BdQQX1OnFxe2qe09/n768wcutEVCca+H2gv zh9zuZL00bLJJeSbK8fm2UP6mM4aK71YC/U88= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition:user-agent; bh=6MYxcExlKVYcxZv/ghPSSHBD4PspJELsxxA5Odig+1Y=; b=JxKxJzUXAZQxRfq2JMCjJ6hY+cEVDSYi8UET5c8S3SNhFXUrg785Z+ke1JG6bKPs9o +li5RNK2a8c3r+2amyI48/YmyZxSn0q5FHJDt7FNC9T6+BNcPr8QfXrdNin+4Bisb3fk 2Ik8yLW+nwv3cV3T8wSDVyoRD3A3mXse9L0rE66Ny5l+RaVuUUcfVmsurtpyVdlPqvrE zfDoT96/vpv838CobZ/LgPBgrgev6Id2VjnpEbp2msEfghvfBpDbNkmcOk8LFC5vDIow cmiv1gantMgMzyI5Aou3eHU40jOsoBZS+nXO2JiTH5+96HxdQSaI61p9yo4ErcKC+m6C CZtQ== X-Gm-Message-State: AODbwcDzmJcEZvbXw1A/RdvuDV3o2NAVgvRBcQmfhCWANiCb0lawaMGm cO/27yPKQvzzIMO3I+GmZg== X-Received: by 10.223.162.217 with SMTP id t25mr13727141wra.173.1496694851659; Mon, 05 Jun 2017 13:34:11 -0700 (PDT) Received: from dinwoodie.org ([2001:ba8:0:1c0::9:1]) by smtp.gmail.com with ESMTPSA id w128sm8288526wmd.7.2017.06.05.13.34.10 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 05 Jun 2017 13:34:10 -0700 (PDT) Date: Mon, 5 Jun 2017 21:34:09 +0100 From: Adam Dinwoodie To: git@vger.kernel.org Cc: =?iso-8859-1?Q?=C6var_Arnfj=F6r=F0?= Bjarmason Subject: Git v2.13.1 SHA1 very broken Message-ID: <20170605203409.GB25777@dinwoodie.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.24 (2015-08-30) Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org I'm trying to compile Git v2.13.1 to release for Cygwin, but it appears a010391 ("sha1dc: update from upstream", 2017-05-20) is breaking a very significant number of test cases in both 32-bit and 64-bit Cygwin builds. The first failure is t0000.46 "validate object ID of a known tree"; output with -x and -v is below, although it's not very interesting: expecting success: test "$tree" = 7bb943559a305bdd6bdee2cef6e5df2413c3d30a ++ test ceb282701536fe61bea01075664405caa7d6343f = 7bb943559a305bdd6bdee2cef6e5df2413c3d30a + test_eval_ret_=1 + want_trace + test t = t + test t = t + set +x error: last command exited with $?=1 not ok 46 - validate object ID of a known tree # # test "$tree" = 7bb943559a305bdd6bdee2cef6e5df2413c3d30a # I have no idea where to even begin debugging this, but I'm happy to take pointers / try things out on my box. Cheers, Adam