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Tue, 26 Aug 2025 13:49:49 -0700 (PDT) Received: from [192.168.0.38] ([86.12.216.189]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-45b6f0d78b4sm1693905e9.7.2025.08.26.13.49.48 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 26 Aug 2025 13:49:48 -0700 (PDT) Message-ID: <21e45c38-4240-4238-abcf-027ca05a36a1@gmail.com> Date: Tue, 26 Aug 2025 21:49:48 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Question Regarding Int Cast Error in GDB Python To: Vacha Bhavsar Cc: gdb@sourceware.org References: <5e06c858-a390-4960-8aa0-dd8343708716@gmail.com> Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-BeenThere: gdb@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gdb mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Luis via Gdb Reply-To: Luis Errors-To: gdb-bounces~public-inbox=simark.ca@sourceware.org Sender: "Gdb" Hi, On 8/25/25 14:29, Vacha Bhavsar wrote: > Hi, > > Apologies, it seems I pasted the wrong snippet in the original email. > The code in my reply just prior to this is the correct code. The snippet > that > should have been included in the first email, which causes the error, is > the one below: > > v = gdb.parse_and_eval(reg) > report(str(v.type) == "uint128_t", "size of %s" % (reg)) Right, so gdb doesn't like casting integers to/from 8+ bytes. That's a limitation currently. But why are you considering this particular cast? To optimize the checks instead of using the byte vectors?