From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AB5FA2D29AB; Tue, 22 Apr 2025 20:48:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745354933; cv=none; b=uq/ZvKX8AyW77e0I+qCSPg0BPrNuPNDDIYX/a33RpDFYLKlLFiO1j+6sWgHBoyUKJcuylZdYNNUpFYwICiiMPuTOwQjXXckH1oHCFNKnVyzY1Z3ijfGntF0ddGNa8kQt+lAj6YDflkwM7hDNm4dYugH06mPX+iE+XrKMptaLWfw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745354933; c=relaxed/simple; bh=XiHZ6WMBQhXpFYTCsfBy+mcTPXtx1RxkDLOlWiiyxVk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=m7R23HbuSq8LwFJdrf/q0IRK0IkdBCxIfs/42jxU/jCLCLwSs3sAuVqayqTxaohQwAg2JMTnN1LCk1/rEKg4NLF9cIJmJ6gkjefoz5Rhc8EU585yCN4NyqnYerfWT7IAHCQnlBy0QEhhn/Jh2EvmGnz8GBSgHF9PoxmQn2qeBQY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bIK5RtJT; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="bIK5RtJT" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B36F4C4CEE9; Tue, 22 Apr 2025 20:48:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1745354931; bh=XiHZ6WMBQhXpFYTCsfBy+mcTPXtx1RxkDLOlWiiyxVk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=bIK5RtJTZRxYnLmobdh91041ZSb2+a40MYm8s1dKTDd4MErLiB6YK7uJULrOtJO18 rXvQqn+GwIc7pK08y9WHWemMdc5YZLtHxEfH1q7lSq1lwXVPsOUqotQjQ1Mlic2eI1 tyYbnx4Hr8I9EaUlN8jM2hUR6SwLX/tL6Hr6jRUrjVb+hzdgpEwxqc/7TT1mkF5+XH TnLLLwoRJxBWc5hDM9X6kOnyzXgt1KqRtEbnSetjRe7bKEgJxpgMNhbgA2R02XiGMi l2m5yiwRrRqmFFEuxo4mwP/x3BLYEdQpyZt6D6qL98BgagwatROaSUBjiW+dNK0nSF nOesdNYp089aQ== Date: Tue, 22 Apr 2025 13:48:47 -0700 From: Nathan Chancellor To: Linus Torvalds Cc: Thomas =?iso-8859-1?Q?Wei=DFschuh?= , Masahiro Yamada , Stephen Rothwell , Linux Kernel Mailing List , Linux Next Mailing List Subject: Re: linux-next: build warning after merge of Linus' tree Message-ID: <20250422204847.GA670608@ax162> References: <20250422204718.0b4e3f81@canb.auug.org.au> <54c5930c-4006-4af9-8870-5d887bae7ac1@t-8ch.de> Precedence: bulk X-Mailing-List: linux-next@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Tue, Apr 22, 2025 at 11:20:21AM -0700, Linus Torvalds wrote: > Heh. We have several other cases of that "disable warning" pattern > that does *not* use that cc-disable-warning thing. > > In fact, right next to the new unterminated-string-initialization case > (just a couple of lines above it), we have a > > $(call cc-option, -Wno-stringop-overflow) > > thing, along with several cases in loongarch and riscv. > > So they are presumably _also_ broken, but perhaps just happened to > silently work due to compiler versions (and that stringop-overflow > case is gated by a config option that might also have hidden it from > people). Indeed, there were a couple of patches that flew by recently fixing some of those instances for that reason but I guess Masahiro may have missed them: https://lore.kernel.org/10b1ebd8-5d32-41a2-9454-1b40e98d5187@suse.com/ https://lore.kernel.org/4b19fae4-ba5d-45b6-ae4a-8b59c178f529@suse.com/ Cheers, Nathan