From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg1-x544.google.com (mail-pg1-x544.google.com [IPv6:2607:f8b0:4864:20::544]) by sourceware.org (Postfix) with ESMTPS id 448E0395C87F; Tue, 23 Jun 2020 21:42:34 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 448E0395C87F Received: by mail-pg1-x544.google.com with SMTP id e18so196826pgn.7; Tue, 23 Jun 2020 14:42:34 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding :content-language; bh=4VvUYkKYFIWQ9ab6NRp/aypRUQJnryXPjw+ydbfSco8=; b=owV0+UASgL4i9+omEmyArxbYoJZAhvtu1J45f9/G1P01SUhkK6L/qBmpvmTr2us/Bv l2bouV1kxkSk0BCdPv334SWjNbw7e4U5FsJ81ZpXeuOxXf8BcPV+DZWnDFPtzQhr7l/M Ulcp6gRQOMuIBRens1cT/qgZEgsjPlf+i5MqNmJqk86zfTUdiHQ/ko+alF5UVbHd4PjX uKkWjoNSVJ5f6opvhu40VpPXa6NhNKrFXHX3fgFQ1o1cpI0WLN3vddJtdFS92K0woTKk mN7SEgpOoNjNzAAflg5csFosvf5aWf6Y7YSGY12y5+2e/aF5cvLZ/KbZNhMaMCMjYfcQ RKgQ== X-Gm-Message-State: AOAM531y6zKOundcA5pSmA43MspV5A2kpVmC81r5VmVEL+BgDEH9dkI0 RJ67eN2ACN2LKzoaF1//TPYq0Ypoh/7dyQ== X-Google-Smtp-Source: ABdhPJxBWSgfM6EQfYcNjojCdb9rjfvrTct0WdnBnQqBBqrsesMDQBQhhd7CJxBZAJF6jOWcy6S+cw== X-Received: by 2002:a63:1460:: with SMTP id 32mr19417955pgu.334.1592948552977; Tue, 23 Jun 2020 14:42:32 -0700 (PDT) Received: from ?IPv6:2600:6c54:7a80:4261:c584:d7cb:7c51:bacd? ([2600:6c54:7a80:4261:c584:d7cb:7c51:bacd]) by smtp.gmail.com with ESMTPSA id c1sm16958387pfo.197.2020.06.23.14.42.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 23 Jun 2020 14:42:32 -0700 (PDT) Subject: Re: [PATCH] PR fortran/95827 - Buffer overflows with PDTs and long symbols To: Harald Anlauf , fortran , gcc-patches References: From: Jerry DeLisle Message-ID: <6024e2ea-8696-e52f-0dcf-1e60e4f5f927@gmail.com> Date: Tue, 23 Jun 2020 14:42:31 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-Spam-Status: No, score=-1.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 23 Jun 2020 21:42:36 -0000 OK, and thanks for Patch. On 6/23/20 2:08 PM, Harald Anlauf wrote: > Dear all, > > here's another case with a buffer that did overflow. > > Regtested on x86_64-pc-linux-gnu. > > OK for master / backports? > > Thanks, > Harald > > > PR fortran/95827 - Buffer overflows with PDTs and long symbols > > With submodules and coarrays, name mangling results in long internal > symbols. Enlarge internal buffer. > > gcc/fortran/ > PR fortran/95827 > * iresolve.c (gfc_get_string): Enlarge internal buffer used in > generating the mangled name.