59f12bd31a
Finally tracked down.
AudioEngine::instance()->Halted.connect_same_thread() .. call_slot().
Since the calling thread has (eg JACK) has no event loop: crash
__cxa_pure_virtual + 18
PBD::EventLoop::invalidate_request(void*) + 61 (event_loop.cc:71)
sigc::trackable::notify_callbacks() + 63
BaseUI::~BaseUI() + 173 (base_ui.cc:64)
AbstractUI<Gtkmm2ext::UIRequest>::~AbstractUI() + 137 (abstract_ui.h:59)
Gtkmm2ext::UI::~UI() + 279 (gtk_ui.cc:131)
ARDOUR_UI::~ARDOUR_UI() + 3556
ARDOUR_UI::~ARDOUR_UI() + 21
ARDOUR_UI::~ARDOUR_UI() + 25
main + 2396
at event_loop.cc:71
Glib::Threads::Mutex::Lock lm (ir->event_loop->slot_invalidation_mutex());
print *ir->event_loop
(PBD::EventLoop) $1 = {}
see http://pastebin.com/zvWJbqwf for a call_slot call on OSX/Coreaudio.
Please see the Ardour web site at http://ardour.org/ for all documentation..
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http://ardour.org/development.html