From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.gentoo.org (woodpecker.gentoo.org [140.211.166.183]) by sourceware.org (Postfix) with ESMTP id D368E3858C74 for ; Tue, 15 Mar 2022 03:26:33 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org D368E3858C74 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 AC887343220; Tue, 15 Mar 2022 03:25:42 +0000 (UTC) From: Mike Frysinger To: newlib@sourceware.org Subject: [PATCH v2] newlib: fix build with X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220314032559.24535-1-vapier@gentoo.org> References: <20220314032559.24535-1-vapier@gentoo.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-11.5 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_STATUS, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, 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: Tue, 15 Mar 2022 03:26:34 -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..e51f7f4b873a 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) ({ *(size) = (a) * (b); 0; }) +#endif + /* XXX: should use `#if __STDC_VERSION__ < 199901'. */ #if !__GNUC_PREREQ__(2, 7) && !defined(__INTEL_COMPILER) #define __func__ NULL -- 2.34.1