question about why gdb needs executable's binary

[Jirka Koutný]

Thanks Andreas! Aha that's interesting.. hmm so, is there some read-only
segment, that would contain information necessary for the output of 'where'?

Den ons. 13. mar. 2019 kl. 14:34 skrev Andreas Schwab <schwab@suse.de>:

> On Mär 13 2019, Jirka Koutný <koutnji2@gmail.com> wrote:
>
> > If we assume debugging a core file generated by an excutable with
> stripped
> > symbols (that gdb is able to find and load correctly in my case),
> > I was wondering why does gdb still need the executable's binary as
> > well?
>
> A core file only contains data from modified mappings.  Any data from
> read-only mappings needs to be read from the original files.
>
> Andreas.
>
> --
> Andreas Schwab, SUSE Labs, schwab@suse.de
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