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From: "vries at gcc dot gnu.org" <sourceware-bugzilla@sourceware.org>
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Subject: [Bug gdb/29286] SUMMARY: ThreadSanitizer: data race
 gdb/dwarf2/read.c:4100 in dw_expand_symtabs_matching_file_matcher
Date: Sat, 25 Jun 2022 14:17:23 +0000
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https://sourceware.org/bugzilla/show_bug.cgi?id=3D29286

--- Comment #6 from Tom de Vries <vries at gcc dot gnu.org> ---
Created attachment 14170
  --> https://sourceware.org/bugzilla/attachment.cgi?id=3D14170&action=3Ded=
it
Tentative patch

(In reply to Tom Tromey from comment #5)
> (In reply to Tom de Vries from comment #1)
> > So in dw_expand_symtabs_matching_file_matcher we do:
> > ...
> >       per_cu->mark =3D 0;
> > ...
> > and in cooked_index::do_finalize:
>=20
> I think probably cooked_index_functions::expand_symtabs_matching
> should wait for finalization to be done.
>=20

I gave this a try, it works for the example, now testing.

--=20
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