fix #9 stacktrace works if triggered by a signal, eg SIGSEGV #10
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fix #9
(that issue contains many other things, but these can be reported and addressed separately)
simple fix but it makes stacktraces work if triggered by a signal eg the common case of SIGSEGV.
/cc @stefantalpalaru
future work
--passc:"-fno-omit-frame-pointer -fno-optimize-sibling-calls"
to get the "best of both worlds": performance and good stacktraces