Re: Debugging Emacs with lldb

[Yuan Fu <casouri@gmail.com>]

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> On Jul 23, 2021, at 7:59 PM, Alan Third <alan@idiocy.org> wrote:
> 
> On Fri, Jul 23, 2021 at 07:50:21PM -0400, Yuan Fu wrote:
>> Hey Alan,
>> 
>> IIRC you are using lldb to debug Emacs. I’m stuck on a Mac and now
>> need to debug Emacs, too. lldb doesn’t get any of the commands
>> defined in gdbinit. How did you work around that? For example, how
>> do you check the lisp backtrace without xbacktrace? Right now I’m
>> staring at a wall of Ffuncall and don’t know what to do with it.
>> TIA.
> 
> I don't do much lisp work, so I've never really run up against these
> problems.
> 
> If you can get GDB installed it should be possible to sign it so it
> works. At least it used to be possible to do so. There are
> instructions on the internet, but I won't recommend any particular
> ones as I haven't done it for years.

I’ve tried countless times since 2019, and I can install and code sign GDB, but every time I “run”, gdb hangs. That seems to be a bug that was yet to be fixed[1]. 

Anyway, thanks!

[1]: https://sourceware.org/bugzilla/show_bug.cgi?id=24069 <https://sourceware.org/bugzilla/show_bug.cgi?id=24069>

Yuan

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