Re: Trying to get GDB to find PE symbol file via build-id

Jon TURNEY
2015-03-16T15:41:53Z

On 09/03/2015 16:44, Jon TURNEY wrote:
> On 08/03/2015 22:52, Benjamin Gilbert wrote:
>> I'm trying to build a Win32 DLL with separate debug symbols, but I can't
>> seem to get GDB to automatically load a symbol file using the PE build-id
>> support added in ld 2.25. I'm running on Fedora 21 x86_64, with a gdb
>> built from binutils-gdb HEAD (3e95021) and configured with
>> "--target=i686-w64-mingw32".
>
> Sorry, this was not something that I needed, so I never got around to
> looking at what was needed to hook this up in gdb.
>
> At the moment, fetching the build-id for gdb is only implemented for ELF
> files (See gdb/build-ic.c:build_id_bfd_get())
>
> It should be pretty straightforward to extend that to handle PE files as
> well, and add an interface to get the PE build-id out of BFD...

Well, slightly less straightforward than I thought it would be, but I
wrote a patch to do that...

[1] https://sourceware.org/ml/gdb-patches/2015-03/msg00458.html