From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by sourceware.org (Postfix) with ESMTPS id B100A3858C74 for ; Thu, 27 Jan 2022 05:59:34 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org B100A3858C74 Received: from mail-qv1-f72.google.com (mail-qv1-f72.google.com [209.85.219.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-38-giNjMUfMOAuqTcEPnEHdNw-1; Thu, 27 Jan 2022 00:59:32 -0500 X-MC-Unique: giNjMUfMOAuqTcEPnEHdNw-1 Received: by mail-qv1-f72.google.com with SMTP id t3-20020a0562140c6300b00424a0fd3721so2190947qvj.12 for ; Wed, 26 Jan 2022 21:59:32 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:references:from:organization:in-reply-to :content-transfer-encoding; bh=r0epVMhjjr6Y7fPCfC5+WewfBNGMH0KrfhZhdOh+YKk=; b=zl7kURPcUuLL3qAfpdczYqQzcSLyZvhIjGlYMXPd/BqdeMEFFoKMBsx4Lww/mlpGYT E3TxFOF3Yp1q8j5WdgWaRZAizscJdmHtPDWDK1DbzPfwdc5sAaHIQ+mooIUbcIAsCy+k FOefzRd7H2EN7ougisvqby7ZtgpU1MtfF32Krj0SIKZws60eA4ZLZqLEvT5m0ZLc3zuu CIA138oaTKQdx1lxv8AgpCwTiR9M6/i+Gwf6YRwU/zhuQoVPdzv9E991Y7126gj9oifv +PCD0arSam/rCPNE9jZSbp7V+IevMAtiR5O5DiF2KueUhaVQDfVpnLHASSskEDLtIQ/b 4xBQ== X-Gm-Message-State: AOAM532CLGuPq1Kx+C2vhFXOyWzXprLAdlLXvIuAhMGkCCwTAa1401zz 7Q1xQjZsUPZ5dF1fyQGhwiAFUx3qBfSVJypuQqzknpwxSaQXqFC/hSIJXPc41zU5oLxBrJzDr0F IYCnGvp2lJRDUGpTpe5oB X-Received: by 2002:a05:620a:468e:: with SMTP id bq14mr1556990qkb.480.1643263171347; Wed, 26 Jan 2022 21:59:31 -0800 (PST) X-Google-Smtp-Source: ABdhPJyLlWhqrMpaffyWGHf58Q2FQxIHdz2G/rbcRgxauf3n4OyR8hMDVM+SalYZW4129pNP7Ag08A== X-Received: by 2002:a05:620a:468e:: with SMTP id bq14mr1556987qkb.480.1643263171158; Wed, 26 Jan 2022 21:59:31 -0800 (PST) Received: from [192.168.0.241] (135-23-175-80.cpe.pppoe.ca. [135.23.175.80]) by smtp.gmail.com with ESMTPSA id i18sm824031qka.80.2022.01.26.21.59.30 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 26 Jan 2022 21:59:30 -0800 (PST) Message-ID: <241a1e71-1749-7ec2-4a12-9cf9e4864f8d@redhat.com> Date: Thu, 27 Jan 2022 00:59:29 -0500 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.4.0 Subject: Re: [PATCH] Mention _FORTIFY_SOURCE=3 for gcc12 in NEWS To: Siddhesh Poyarekar , libc-alpha@sourceware.org References: <20220127053645.1173238-1-siddhesh@sourceware.org> From: Carlos O'Donell Organization: Red Hat In-Reply-To: <20220127053645.1173238-1-siddhesh@sourceware.org> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-12.1 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, NICE_REPLY_A, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_NONE, TXREP 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: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 27 Jan 2022 05:59:36 -0000 On 1/27/22 00:36, Siddhesh Poyarekar wrote: > Signed-off-by: Siddhesh Poyarekar > --- > NEWS | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/NEWS b/NEWS > index a9f25d3225..58fb1f148d 100644 > --- a/NEWS > +++ b/NEWS > @@ -134,6 +134,8 @@ Major new features: > controlling terminal in the new process in a race free manner. These > functions are GNU extensions. > > +* _FORTIFY_SOURCE=3 is now enabled for gcc 12 and later. Suggest: * Source fortification (_FORTIFY_SOURCE) level 3 is now available for applications compiling with glibc and gcc 12 and later. Level 3 leverages __builtin_dynamic_object_size() to deliver additional fortification balanced against additional runtime cost (checking non-constant bounds). Please post v2. > + > Deprecated and removed features, and other changes affecting compatibility: > > * On x86-64, the LD_PREFER_MAP_32BIT_EXEC environment variable support -- Cheers, Carlos.