Hi Andrew, Josselin Poiret via Bug reports for GNU Guix <bug-guix@gnu.org> writes:
> Hi Andrew, > > Andrew Tropin <and...@trop.in> 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