From patchwork Sun Nov 9 21:53:45 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alejandro Colomar X-Patchwork-Id: 123867 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 52BC93858405 for ; Sun, 9 Nov 2025 22:20:13 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 52BC93858405 Authentication-Results: sourceware.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=M4sbp5iF X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by sourceware.org (Postfix) with ESMTPS id 7D4C43858424 for ; Sun, 9 Nov 2025 21:53:48 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 7D4C43858424 Authentication-Results: sourceware.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=kernel.org ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 7D4C43858424 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=172.234.252.31 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1762725228; cv=none; b=F7jQ9DVeThYlHELhmmvlM4EqebjZTY2O3VkpLztuz/+FK5u6mIzwrXQnelhTF0uYo2nb8TgR74qYNNIsCyxfD0hUz3jyfpEmuLZClgF2JDDUyMJGXXZK2n1UEcoMPZ9tW/1McCqJwZheUCHMQotFTgpgfjLidyRKStxQTUQeAsU= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1762725228; c=relaxed/simple; bh=lxzdQwvEzfhwoxJSGuCmGDKxvK65qXoVK25YYvwpcLs=; h=DKIM-Signature:Date:From:To:Subject:Message-ID:MIME-Version; b=LD7MXFDEZk66jpqIOfDVOQzz1dkl+Q7dEoXT0X5Wz2CfLu2+FfB0+oo5Blb8C0Um8CbaAmhkS/9AYSvHKz/boSw3eQrK9BTY9KKMi2HMXn2bzn8C2CftNuDHM888unUH1mQSj+/X+sz6lQBhRFjhEn+WFtZwAI1JMRsRB3qq2rs= ARC-Authentication-Results: i=1; server2.sourceware.org DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 7D4C43858424 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id E8EC643711 for ; Sun, 9 Nov 2025 21:53:47 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 26528C19421; Sun, 9 Nov 2025 21:53:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1762725227; bh=lxzdQwvEzfhwoxJSGuCmGDKxvK65qXoVK25YYvwpcLs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=M4sbp5iFv95xstl5tAN9zBka+BIlqnVhnPAEz3zs78p+vKeTZ8YIc4NrU0jwYpWNP UZ/IaCnP0hFGHLHeYBZfFAjjU1CYDL392ojkAPsra2RhXMx8HBidFHDR33Fs/nMU0q HKz7IcGVv0cbSv6OBjrigq5Cnel7zgqTAw+ESvdnkwEeB4e4VoKOGvL7GweQUo3ogq BxgoDcSFZulok5ytve5Pl/rVyxaP8FGxGbF5TR4jZibeTLuFoUD5BmX7iOHxR6YqK+ kxYYOTgvcb24pfkpXgdxRvkGw2JgFjWTuBcBcWHkBtZed7FMKwmZ8b671l+OQM/Tiu 2DzXyY/qP0FCA== Date: Sun, 9 Nov 2025 22:53:45 +0100 From: Alejandro Colomar To: libc-alpha@sourceware.org Cc: Alejandro Colomar Subject: [PATCH v1 23/35] Assume _Static_assert(3) is supported by the compiler Message-ID: <1a0641e3759824a3cb5f195a259cbd18cc9f92d6.1762725057.git.alx@kernel.org> X-Mailer: git-send-email 2.51.0 References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Spam-Status: No, score=-10.0 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_VALIDITY_RPBL_BLOCKED, RCVD_IN_VALIDITY_SAFE_BLOCKED, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libc-alpha-bounces~patchwork=sourceware.org@sourceware.org We already assume that GCC is at least GCC 5, and we also assume that Clang is at least Clang 4. I don't know when Clang added support for _Static_assert(3), but I see it being supported in Clang 3.3: llvm.git c804e08a674a (2013-04-03; "Enable use of _Static_assert inside structs and unions in C11 mode (as per C11 6.7.2.1p1).") $ git describe --contains c804e08a674a llvmorg-3.3.0-rc1~7^2~2197 Signed-off-by: Alejandro Colomar --- soft-fp/soft-fp.h | 7 ------- 1 file changed, 7 deletions(-) diff --git a/soft-fp/soft-fp.h b/soft-fp/soft-fp.h index 086fb34a28..e13eb8e0c4 100644 --- a/soft-fp/soft-fp.h +++ b/soft-fp/soft-fp.h @@ -47,15 +47,8 @@ # endif #endif -#if ((__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)) \ - || (defined __STDC_VERSION__ && __STDC_VERSION__ >= 201112L)) # define _FP_STATIC_ASSERT(expr, msg) \ _Static_assert ((expr), msg) -#else -# define _FP_STATIC_ASSERT(expr, msg) \ - extern int (*__Static_assert_function (void)) \ - [!!sizeof (struct { int __error_if_negative: (expr) ? 2 : -1; })] -#endif /* In the Linux kernel, some architectures have a single function that uses different kinds of unpacking and packing depending on the