From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 65746 invoked by alias); 13 Jul 2017 16:14:26 -0000 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 Received: (qmail 65733 invoked by uid 89); 13 Jul 2017 16:14:25 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.9 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD,SPF_HELO_PASS autolearn=ham version=3.3.2 spammy=Meanwhile X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Thu, 13 Jul 2017 16:14:23 +0000 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 349B2916CA; Thu, 13 Jul 2017 16:14:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 349B2916CA Authentication-Results: ext-mx05.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx05.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=palves@redhat.com DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.redhat.com 349B2916CA Received: from [127.0.0.1] (ovpn04.gateway.prod.ext.ams2.redhat.com [10.39.146.4]) by smtp.corp.redhat.com (Postfix) with ESMTP id 39CDF60609; Thu, 13 Jul 2017 16:14:20 +0000 (UTC) Subject: Re: [PATCH 12/13] Document "no debug info debugging" improvements To: Eli Zaretskii References: <1499912370-1842-1-git-send-email-palves@redhat.com> <1499912370-1842-14-git-send-email-palves@redhat.com> <831spkibka.fsf@gnu.org> Cc: gdb-patches@sourceware.org From: Pedro Alves Message-ID: <53b1b51f-c8c9-cc5a-d846-3a92262590bf@redhat.com> Date: Thu, 13 Jul 2017 16:14:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.4.0 MIME-Version: 1.0 In-Reply-To: <831spkibka.fsf@gnu.org> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-SW-Source: 2017-07/txt/msg00155.txt.bz2 On 07/13/2017 04:47 PM, Eli Zaretskii wrote: > Thanks, this is okay with a minor comment: > >> +includes no debug information, @value{GDBN} says @w{@samp{'var' has >> +unknown type; cast it to its declared type}}. @xref{Symbols, unknown >> +type}, for more about unknown types. If you cast the variable to its >> +declared type, @value{GDBN} gets the variable's value using the >> +cast-to type as the variable's type. For example, in a C program: >> + >> +@smallexample >> + (@value{GDBP}) p var >> + 'var' has unknown type; cast it to its declared type >> + (@value{GDBP}) p (float) var >> + $1 = 3.14 >> +@end smallexample > > Since you have an example showing the error message, repeating that in > the text is redundant. Moreover, it will almost certainly cause an > overfull hbox. Instead, I would just say > > If you try to inspect the type of a (global) variable for which > @value{GDBN} has no type information, @value{GDBN} displays an error > message. > ... > Same here. Thanks, good idea. Meanwhile, the v2 of the docs are a bit different in the "calling functions" part since they describe different behavior. I'll apply that change to the v2 version, and resend it. Thanks, Pedro Alves