bug#45934: native-comp - Dylib ID of ELN files not optimal

[akrl--- via "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>]

Eli Zaretskii <eliz@gnu.org> writes:

>> Date: Thu, 28 Jan 2021 21:59:16 +0000
>> Cc: 45934@debbugs.gnu.org
>> From: akrl--- via "Bug reports for GNU Emacs,
>>  the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
>> 
>> +/* On MacOS set a unique dylib ID (Bug#45934). */
>> +#if defined (LIBGCCJIT_HAVE_gcc_jit_context_add_driver_option) \
>> +  && defined (DARWIN_OS)
>> +  gcc_jit_context_add_driver_option (
>> +    comp.ctxt,
>> +    SSDATA (concat2 (build_string ("-install_name "),
>> +		     Ffile_name_nondirectory (filename))));
>> +#endif
>
> A minor nit unrelated to the issue at hand: if you take care to
> mention the bug number in the commit log message, there's no need to
> do that in the comments.
>
> In general, I don't think it's a good idea to have our sources full of
> references to bug reports; if the comment by itself doesn't explain
> the underlying issue, it is better to enhance the comment to be
> self-contained.  IMO, a reference to a bug in the comments is only
> justified when the issue is so complicated to explain that having such
> an explanation in comments is impractical.
>
> TIA

SGTM, I'll update the patch at the next iteration or before pushing it.

Thanks

  Andrea