From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 7339 invoked by alias); 10 Jan 2012 20:09:07 -0000 Received: (qmail 7325 invoked by uid 22791); 10 Jan 2012 20:09:06 -0000 X-SWARE-Spam-Status: No, hits=-1.8 required=5.0 tests=AWL,BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,RCVD_IN_DNSWL_NONE X-Spam-Check-By: sourceware.org Received: from caibbdcaaaaf.dreamhost.com (HELO homiemail-a52.g.dreamhost.com) (208.113.200.5) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 10 Jan 2012 20:08:52 +0000 Received: from homiemail-a52.g.dreamhost.com (localhost [127.0.0.1]) by homiemail-a52.g.dreamhost.com (Postfix) with ESMTP id ADDC86B8108 for ; Tue, 10 Jan 2012 12:08:51 -0800 (PST) Received: from redwood.eagercon.com (c-76-102-3-160.hsd1.ca.comcast.net [76.102.3.160]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: eager@eagerm.com) by homiemail-a52.g.dreamhost.com (Postfix) with ESMTPSA id 9586E6B80E6 for ; Tue, 10 Jan 2012 12:08:51 -0800 (PST) Message-ID: <4F0C9AD3.2000807@eagerm.com> Date: Tue, 10 Jan 2012 20:09:00 -0000 From: Michael Eager User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:8.0) Gecko/20111115 Thunderbird/8.0 MIME-Version: 1.0 To: gdb@sourceware.org Subject: gdbarch_skip_solib_resolver question Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes Mailing-List: contact gdb-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sourceware.org X-SW-Source: 2012-01/txt/msg00033.txt.bz2 I noticed that gdbarch_skip_solib_resolver() invokes glibc_skip_solib_resolver() on x86, mips, and sh to identify that gdb is stepping into _dl_runtime_resolve. On PowerPC, gdbarch_skip_solib_resolver() always returns a zero. I don't see any problem with gdb stopping in _dl_runtime_resolve or not stepping over the routine. So, what does this mean? Is calling glibc_skip_solib_resolver() optional? Or is the handle_inferior_event() code so convoluted or intelligent that it works even when pieces are missing? -- Michael Eager eager@eagercon.com 1960 Park Blvd., Palo Alto, CA 94306 650-325-8077