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Re: question about why gdb needs executable's binary
- From: Andreas Schwab <schwab at suse dot de>
- To: Jirka Koutný <koutnji2 at gmail dot com>
- Cc: gdb at gnu dot org
- Date: Wed, 13 Mar 2019 15:34:11 +0100
- Subject: Re: question about why gdb needs executable's binary
- References: <CAH5nFm8dpqyFWuttO+aZOCBAAMjEeuEtv=xwhyFjjMpu8cTs3g@mail.gmail.com>
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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