From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 113357 invoked by alias); 9 Oct 2018 20:04:31 -0000 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 Received: (qmail 113057 invoked by uid 89); 9 Oct 2018 20:04:31 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-2.9 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_NONE,SPF_HELO_PASS autolearn=ham version=3.3.2 spammy=Hx-languages-length:487 X-HELO: gateway21.websitewelcome.com Received: from gateway21.websitewelcome.com (HELO gateway21.websitewelcome.com) (192.185.45.133) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 09 Oct 2018 20:04:29 +0000 Received: from cm15.websitewelcome.com (cm15.websitewelcome.com [100.42.49.9]) by gateway21.websitewelcome.com (Postfix) with ESMTP id F068240107D71 for ; Tue, 9 Oct 2018 15:04:27 -0500 (CDT) Received: from box5379.bluehost.com ([162.241.216.53]) by cmsmtp with SMTP id 9yEcgnUIu8YaU9yErgFETA; Tue, 09 Oct 2018 15:04:27 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tromey.com; s=default; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=JYpQrG9PKEFN3YkCmdRIsmR0niT5D+lEk154VzpzfVA=; b=oqVTBJbxSatk0zLqr3ONC94rJj NzNqs3JeKapq43/Le0crt+16a/MhxfL0E3F4PXy/syng0ADPzRk2eWSuHQiubw8p0D+A3j32CtkXI wzPZgNxfZ2CiXdxQaSJwlyOUu; Received: from 97-122-190-66.hlrn.qwest.net ([97.122.190.66]:53504 helo=bapiya) by box5379.bluehost.com with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.91) (envelope-from ) id 1g9yEc-001z4K-4f; Tue, 09 Oct 2018 15:04:02 -0500 From: Tom Tromey To: Pedro Alves Cc: Tom Tromey , Simon Marchi , asmwarrior , GDB Development Subject: Re: gcc warning with "some variable may be used uninitialized in this function [-Wmaybe-uninitialized]" when building under msys References: <46b498a8-ba44-3f67-783d-85cd5ac8f0c9@gmail.com> <9aa0ec3d6356d1e0c746697161918576@polymtl.ca> <8305e255-1621-96a7-cf06-3cd1cd27ceae@redhat.com> <87d0spf0au.fsf@tromey.com> <878t36gbix.fsf@tromey.com> <52ef21f6-8129-2f0e-9510-8e6545d2f2e8@redhat.com> Date: Tue, 09 Oct 2018 20:04:00 -0000 In-Reply-To: <52ef21f6-8129-2f0e-9510-8e6545d2f2e8@redhat.com> (Pedro Alves's message of "Tue, 9 Oct 2018 20:54:46 +0100") Message-ID: <87tvluc2fi.fsf@tromey.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1.50 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-SW-Source: 2018-10/txt/msg00015.txt.bz2 >>>>> "Pedro" == Pedro Alves writes: Pedro> Last I tried, I couldn't find a way to suppress the warning from Pedro> gdb::optional. The warning triggers in code that belongs to Pedro> T in gdb::optional. I was hoping we could get a gcc extension for this -- say, some attribute we could apply somewhere to suppress the warning. Tom