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Tue, 25 Apr 2023 05:38:46 -0700 (PDT) Received: from hurd ([2607:fad8:4:3::1003]) by smtp.gmail.com with ESMTPSA id c14-20020a0cca0e000000b005dd8b93459asm4042434qvk.50.2023.04.25.05.38.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Apr 2023 05:38:46 -0700 (PDT) From: Maxim Cournoyer References: <871qk9spoy.fsf@trop.in> <87ttx5vhoq.fsf@jpoiret.xyz> Date: Tue, 25 Apr 2023 08:38:44 -0400 In-Reply-To: <87ttx5vhoq.fsf@jpoiret.xyz> (Josselin Poiret via Bug reports for's message of "Mon, 24 Apr 2023 09:54:29 +0200") Message-ID: <87edo8qgq3.fsf@gmail.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Received-SPF: pass client-ip=2607:f8b0:4864:20::730; envelope-from=maxim.cournoyer@gmail.com; helo=mail-qk1-x730.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-guix@gnu.org List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guix-bounces+larch=yhetil.org@gnu.org Sender: bug-guix-bounces+larch=yhetil.org@gnu.org X-Migadu-Flow: FLOW_IN X-Migadu-Country: UNKNOWN X-Migadu-Spam-Score: 6.95 X-Spam-Score: 6.95 X-Migadu-Queue-Id: C63F342F72 X-Migadu-Scanner: in3.migadu.com X-TUID: 9HZlXUA1Byg1 Hi Andrew, Josselin Poiret via Bug reports for GNU Guix writes: > Hi Andrew, > > Andrew Tropin writes: > >> I try to run emacs in gdb with debug symbols for some libs available, I >> succeed with gtk+, but it doesn't work for glib and glibc. It looks >> strange to me, but maybe I am doing something wrong. >> >> Reproducer: >> >> guix shell gdb emacs-next-pgtk glibc:debug gtk+:debug glib:debug \ >> --with-debug-info=glibc --with-debug-info=glib --with-debug-info=gtk+ \ >> --no-grafts -- gdb .emacs-30.0.50-real > > At least for glibc, the glibc that is linked against is the one in (gnu > packages commencement), which is hidden from the user. The one in (gnu > packages base), which you can refer to with "glibc" is different. You > can try to find the proper debug output by looking at `guix size` of > your store path, then finding out the deriver for glibc with `guix gc > --derivers` and finally looking at the .drv to find out what the debug > output should be. > > For glib, it might be similar, make sure that you're using exactly the > right store path for it. Perhaps try on the core-updates branch, where glibc no longer has its symbols stripped. Another thing that can cause the debug symbols to not be found is grafts, as described in #48907, so when debugging I'd recommend using --no-grafts for now. -- Thanks, Maxim