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[81.101.252.173]) by smtp.gmail.com with ESMTPSA id u15-20020a05600c210f00b003ee20b4b2dasm11128209wml.46.2023.04.09.11.09.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 09 Apr 2023 11:09:05 -0700 (PDT) Message-ID: Date: Sun, 9 Apr 2023 19:09:04 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Content-Language: en-GB From: Jonny Grant Subject: Inspecting memory address contents in GDB To: gdb@sourceware.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-BeenThere: gdb@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gdb-bounces+public-inbox=simark.ca@sourceware.org Sender: "Gdb" Hi Pasting some output lines from a core dump gdb session below. I noticed after "x/8c" the line seems stuck in ASCII mode. So when I do "x/8b" it doesn't go back to output in hex, is that expected? It goes back to hex after I used the command "x /8xb" ~$ gdb --version GNU gdb (Ubuntu 12.1-3ubuntu2) 12.1 (gdb) x/8b 0x000044d1bd2827c1 0x44d1bd2827c1: 0x0f 0x0b 0xcc 0xcc 0xcc 0xcc 0xcc 0xcc (gdb) x/8c 0x000044d1bd2827c1 0x44d1bd2827c1: 15 '\017' 11 '\v' -52 '\314' -52 '\314' -52 '\314' -52 '\314' -52 '\314' -52 '\314' (gdb) x/8b 0x000044d1bd2827c1 0x44d1bd2827c1: 15 '\017' 11 '\v' -52 '\314' -52 '\314' -52 '\314' -52 '\314' -52 '\314' -52 '\314' (gdb) x /8xb 0x000044d1bd2827c1 0x44d1bd2827c1: 0x0f 0x0b 0xcc 0xcc 0xcc 0xcc 0xcc 0xcc I know the values turned out to not be ASCII in this case. Kind regards, Jonny