From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 23749 invoked by alias); 17 Oct 2010 08:45:52 -0000 Received: (qmail 23740 invoked by uid 22791); 17 Oct 2010 08:45:49 -0000 X-SWARE-Spam-Status: No, hits=-6.2 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_HI,SPF_HELO_PASS,T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Sun, 17 Oct 2010 08:45:46 +0000 Received: from int-mx02.intmail.prod.int.phx2.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) by mx1.redhat.com (8.13.8/8.13.8) with ESMTP id o9H8jiuf028293 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Sun, 17 Oct 2010 04:45:44 -0400 Received: from host1.dyn.jankratochvil.net (ovpn01.gateway.prod.ext.phx2.redhat.com [10.5.9.1]) by int-mx02.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id o9H8jgHD025959 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Sun, 17 Oct 2010 04:45:44 -0400 Received: from host1.dyn.jankratochvil.net (localhost [127.0.0.1]) by host1.dyn.jankratochvil.net (8.14.4/8.14.4) with ESMTP id o9H8jgkO000411 for ; Sun, 17 Oct 2010 10:45:42 +0200 Received: (from jkratoch@localhost) by host1.dyn.jankratochvil.net (8.14.4/8.14.4/Submit) id o9H8jftG000410 for gdb-patches@sourceware.org; Sun, 17 Oct 2010 10:45:41 +0200 Date: Sun, 17 Oct 2010 08:45:00 -0000 From: Jan Kratochvil To: gdb-patches@sourceware.org Subject: [obv] varobj.c: Fix GCC false warning Message-ID: <20101017084541.GA32723@host1.dyn.jankratochvil.net> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-2022-jp Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) X-IsSubscribed: yes Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org X-SW-Source: 2010-10/txt/msg00270.txt.bz2 Hi, CFLAGS=-O0 ./configure --without-python; make varobj.c: In function ‘value_get_print_value’: varobj.c:2578:22: error: ‘str_addr’ may be used uninitialized in this function Reproducible with FSF GCC 4.4, 4.5, HEAD. Checked in. Thanks, Jan http://sourceware.org/ml/gdb-cvs/2010-10/msg00100.html --- src/gdb/ChangeLog 2010/10/15 23:08:04 1.12264 +++ src/gdb/ChangeLog 2010/10/17 08:43:45 1.12265 @@ -1,3 +1,8 @@ +2010-10-17 Jan Kratochvil + + Fix GCC false warning. + * varobj.c (value_get_print_value) : Initialize it. + 2010-10-16 Pierre Muller * p-typeprint.c (pascal_type_print_method_args): Fix problem in --- src/gdb/varobj.c 2010/10/15 18:54:13 1.162 +++ src/gdb/varobj.c 2010/10/17 08:43:46 1.163 @@ -2486,7 +2486,8 @@ long len = 0; char *encoding = NULL; struct gdbarch *gdbarch = NULL; - CORE_ADDR str_addr; + /* Initialize it just to avoid a GCC false warning. */ + CORE_ADDR str_addr = 0; int string_print = 0; if (value == NULL)