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Re: [PATCH 0/2] nptl: Update struct pthread_unwind_buf
On Sun, Feb 25, 2018 at 5:31 AM, Florian Weimer <firstname.lastname@example.org> wrote:
> * H. J. Lu:
>> libpthread cancellation implementation passes cancel_jmp_buf to
>> libgcc unwinder,
> Oh. Where does it do that? If you mean _Unwind_ForcedUnwind, I think
> that's just an opaque closure argument for the callback.
Yes. Libgcc unwinder needs to deal with it.