From patchwork Wed Aug 5 07:06:28 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Eggert X-Patchwork-Id: 40205 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 03732387090D; Wed, 5 Aug 2020 07:06:35 +0000 (GMT) X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from zimbra.cs.ucla.edu (zimbra.cs.ucla.edu [131.179.128.68]) by sourceware.org (Postfix) with ESMTPS id 5E17F387084A for ; Wed, 5 Aug 2020 07:06:31 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 5E17F387084A Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=cs.ucla.edu Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=eggert@cs.ucla.edu Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id BD3F21600C4 for ; Wed, 5 Aug 2020 00:06:30 -0700 (PDT) Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id o2ZZ2sQTpUgS for ; Wed, 5 Aug 2020 00:06:29 -0700 (PDT) Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id 2E5F31600D1 for ; Wed, 5 Aug 2020 00:06:29 -0700 (PDT) X-Virus-Scanned: amavisd-new at zimbra.cs.ucla.edu Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id W8unF0ZcJrCo for ; Wed, 5 Aug 2020 00:06:29 -0700 (PDT) Received: from [192.168.1.9] (cpe-75-82-69-226.socal.res.rr.com [75.82.69.226]) by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id EF0611600C4 for ; Wed, 5 Aug 2020 00:06:28 -0700 (PDT) Subject: Merged Gnulib changes into glibc To: libc-alpha References: <7e306089-2c11-559d-4d0c-fe8c566b6460@redhat.com> From: Paul Eggert Autocrypt: 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server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libc-alpha-bounces@sourceware.org Sender: "Libc-alpha" On 8/4/20 8:46 PM, Carlos O'Donell via Libc-alpha wrote: > The development branch is open for glibc 2.33. Thanks for doing the release management, Carlos. To help things get started on 2.33, I merged the attached minor patches from Gnulib, so that the affected files are now identical again between the two packages. I think the last patch is the only one that might affect glibc in current practice, as it fixes a bug involving more than 16 epsilon-reachable subexpressions (I don't have a test case but one would be welcome). From 2cc478ed1be82711a6cac15aae683530b2e6732b Mon Sep 17 00:00:00 2001 From: Paul Eggert Date: Tue, 4 Aug 2020 23:45:27 -0700 Subject: [PATCH 5/5] Copy regex_internal.h from Gnulib Sync this file from Gnulib, thus incorporating the following fix for a bug with regexps with 16 or more subexpressions: * posix/regex_internal.h (struct re_backref_cache_entry): Use bitset_word_t as the type of eps_reachable_subexps_map, instead of unsigned short int. This fixes a bug I introduced to glibc in 2005-09-28T17:33:18Z!drepper@redhat.com (glibc commit 2c05d33f90861d074dc12808dafbde30f487b1a0, BZ #1302). Remove unused member 'unused'. --- posix/regex_internal.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/posix/regex_internal.h b/posix/regex_internal.h index e9aa74bf33..8c42586c42 100644 --- a/posix/regex_internal.h +++ b/posix/regex_internal.h @@ -591,9 +591,8 @@ struct re_backref_cache_entry Idx str_idx; Idx subexp_from; Idx subexp_to; + bitset_word_t eps_reachable_subexps_map; char more; - char unused; - unsigned short int eps_reachable_subexps_map; }; typedef struct -- 2.25.4