Re: [Sbcl-devel] Mach exception handling thread

[Nikodemus S. <nik...@ra...>]

Alastair Bridgewater wrote:

 > And I could have sworn that at one point I was told that we don't unwind
 > from signal handlers anyway, and jump through hoops to ensure that this
 > is so (of course, this doesn't apply to Win32, where we can, do, and
 > must unwind from exception handlers, and jump through hoops to ensure
 > that it works correctly).

We may currently unwind over C-frames from all lisp side signal
handlers except for those few which we call via a_r_t_l_f. ...what
is more, currently we _must_ unwind from all trap_Errors.

Cheers,

  -- Nikodemus