From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.gentoo.org (woodpecker.gentoo.org [IPv6:2001:470:ea4a:1:5054:ff:fec7:86e4]) by sourceware.org (Postfix) with ESMTP id 529C93858D35 for ; Mon, 14 Mar 2022 03:26:12 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 529C93858D35 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gentoo.org Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gentoo.org Received: by smtp.gentoo.org (Postfix, from userid 559) id AD1CC343011; Mon, 14 Mar 2022 03:26:11 +0000 (UTC) From: Mike Frysinger To: newlib@sourceware.org Subject: [PATCH] newlib: fix build with X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-11.6 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_STATUS, SPF_HELO_PASS, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE 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: newlib@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Newlib mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 14 Mar 2022 03:26:13 -0000 __builtin_mul_overflow showed up with gcc-5, so stub it out for older versions. --- newlib/libc/include/sys/cdefs.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/newlib/libc/include/sys/cdefs.h b/newlib/libc/include/sys/cdefs.h index da729092185c..9ab0fc1e16f4 100644 --- a/newlib/libc/include/sys/cdefs.h +++ b/newlib/libc/include/sys/cdefs.h @@ -416,6 +416,10 @@ #define __unreachable() ((void)0) #endif +#if !__GNUC_PREREQ__(5, 0) +#define __builtin_mul_overflow(a, b, size) 0 +#endif + /* XXX: should use `#if __STDC_VERSION__ < 199901'. */ #if !__GNUC_PREREQ__(2, 7) && !defined(__INTEL_COMPILER) #define __func__ NULL -- 2.34.1