From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dedi548.your-server.de (dedi548.your-server.de [85.10.215.148]) by sourceware.org (Postfix) with ESMTPS id CF43B3858016 for ; Wed, 18 May 2022 17:13:12 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org CF43B3858016 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=embedded-brains.de Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=embedded-brains.de Received: from sslproxy01.your-server.de ([78.46.139.224]) by dedi548.your-server.de with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nrNEV-0000E3-3e for newlib@sourceware.org; Wed, 18 May 2022 19:13:11 +0200 Received: from [82.100.198.138] (helo=mail.embedded-brains.de) by sslproxy01.your-server.de with esmtpsa (TLSv1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nrNEV-000HN7-1G for newlib@sourceware.org; Wed, 18 May 2022 19:13:11 +0200 Received: from localhost (localhost [127.0.0.1]) by mail.embedded-brains.de (Postfix) with ESMTP id B39F2480160 for ; Wed, 18 May 2022 19:13:10 +0200 (CEST) Received: from mail.embedded-brains.de ([127.0.0.1]) by localhost (zimbra.eb.localhost [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id GkJnX1IfiHbU for ; Wed, 18 May 2022 19:13:10 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by mail.embedded-brains.de (Postfix) with ESMTP id 67233480168 for ; Wed, 18 May 2022 19:13:10 +0200 (CEST) X-Virus-Scanned: amavisd-new at zimbra.eb.localhost Received: from mail.embedded-brains.de ([127.0.0.1]) by localhost (zimbra.eb.localhost [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id dDyuJpd4kVQp for ; Wed, 18 May 2022 19:13:10 +0200 (CEST) Received: from zimbra.eb.localhost (unknown [192.168.96.242]) by mail.embedded-brains.de (Postfix) with ESMTPSA id 43B53480157 for ; Wed, 18 May 2022 19:13:10 +0200 (CEST) From: Sebastian Huber To: newlib@sourceware.org Subject: [PATCH] Use weak reference for _REENT_SMALL Date: Wed, 18 May 2022 19:13:07 +0200 Message-Id: <20220518171307.53663-3-sebastian.huber@embedded-brains.de> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20220518171307.53663-1-sebastian.huber@embedded-brains.de> References: <20220518171307.53663-1-sebastian.huber@embedded-brains.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Authenticated-Sender: smtp-embedded@poldinet.de X-Virus-Scanned: Clear (ClamAV 0.103.5/26545/Wed May 18 10:03:47 2022) X-Spam-Status: No, score=-11.5 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_STATUS, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE 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: 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: Wed, 18 May 2022 17:13:14 -0000 Avoid a strong reference to __sfp[] for _impure_data. The __sfp[] is lin= ked in if __sinit() is used for example. --- newlib/libc/reent/impure.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/newlib/libc/reent/impure.c b/newlib/libc/reent/impure.c index f10665fd0..643a511c6 100644 --- a/newlib/libc/reent/impure.c +++ b/newlib/libc/reent/impure.c @@ -6,10 +6,14 @@ important to reduce image size for targets with very small amounts of memory. */ #ifdef _REENT_SMALL +#ifdef _REENT_GLOBAL_STDIO_STREAMS +extern __FILE __sf[3] _ATTRIBUTE ((weak)); +#else extern const struct __sFILE_fake __sf_fake_stdin _ATTRIBUTE ((weak)); extern const struct __sFILE_fake __sf_fake_stdout _ATTRIBUTE ((weak)); extern const struct __sFILE_fake __sf_fake_stderr _ATTRIBUTE ((weak)); #endif +#endif =20 struct _reent __ATTRIBUTE_IMPURE_DATA__ _impure_data =3D _REENT_INIT (_i= mpure_data); #ifdef __CYGWIN__ --=20 2.35.3