From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <kevinb@redhat.com>
Received: from us-smtp-delivery-124.mimecast.com
 (us-smtp-delivery-124.mimecast.com [170.10.133.124])
 by sourceware.org (Postfix) with ESMTPS id 6B27C3858C27
 for <gdb-patches@sourceware.org>; Tue,  2 Nov 2021 16:55:01 +0000 (GMT)
DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 6B27C3858C27
Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com
 [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id
 us-mta-344-2v7hbT9KPz6bPTqXI_yZWA-1; Tue, 02 Nov 2021 12:54:59 -0400
X-MC-Unique: 2v7hbT9KPz6bPTqXI_yZWA-1
Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com
 [10.5.11.14])
 (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by mimecast-mx01.redhat.com (Postfix) with ESMTPS id CEDEE801B2E;
 Tue,  2 Nov 2021 16:54:58 +0000 (UTC)
Received: from f35-m1 (ovpn-114-255.phx2.redhat.com [10.3.114.255])
 by smtp.corp.redhat.com (Postfix) with ESMTPS id 9BF8C5D9D3;
 Tue,  2 Nov 2021 16:54:58 +0000 (UTC)
Date: Tue, 2 Nov 2021 09:54:57 -0700
From: Kevin Buettner <kevinb@redhat.com>
To: Tom de Vries <tdevries@suse.de>
Cc: gdb-patches@sourceware.org, Ulrich Weigand <uweigand@de.ibm.com>, Carl
 Love <cel@us.ibm.com>
Subject: Re: [PATCH][gdb/tdep, rs6000] Don't skip system call in skip_prologue
Message-ID: <20211102095457.27ed64cb@f35-m1>
In-Reply-To: <20211102113302.GA7990@delia.home>
References: <20211102113302.GA7990@delia.home>
Organization: Red Hat
MIME-Version: 1.0
X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14
X-Mimecast-Spam-Score: 0
X-Mimecast-Originator: redhat.com
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
X-Spam-Status: No, score=-6.6 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH,
 DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_LOW,
 RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_NONE,
 TXREP autolearn=ham autolearn_force=no version=3.4.4
X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on
 server2.sourceware.org
X-BeenThere: gdb-patches@sourceware.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Gdb-patches mailing list <gdb-patches.sourceware.org>
List-Unsubscribe: <https://sourceware.org/mailman/options/gdb-patches>,
 <mailto:gdb-patches-request@sourceware.org?subject=unsubscribe>
List-Archive: <https://sourceware.org/pipermail/gdb-patches/>
List-Post: <mailto:gdb-patches@sourceware.org>
List-Help: <mailto:gdb-patches-request@sourceware.org?subject=help>
List-Subscribe: <https://sourceware.org/mailman/listinfo/gdb-patches>,
 <mailto:gdb-patches-request@sourceware.org?subject=subscribe>
X-List-Received-Date: Tue, 02 Nov 2021 16:55:02 -0000

On Tue, 2 Nov 2021 12:33:04 +0100
Tom de Vries <tdevries@suse.de> wrote:

> I ran into a case where a breakpoint on _exit never triggered, because it was
> set past the end of the _exit prologue, past the end of the exit_group system
> call (which does not return).
> 
> Fix this by treating system calls the same as branches in skip_prologue:
> by default, don't skip.

LGTM.

Kevin