Crash from callbacks, after the latest check-in

[tigrangs]

Program received signal SIGSEGV, Segmentation fault. 0x0000000000c75860 in ?? () (gdb) bt

0 0x0000000000c75860 in ?? ()

1 0x000000000042d23c in std::_Mem_fnbase<void (Core::State::)(Core::Event), true>::operator()<Core::Event*, void>(Core::State, Core::Event_&&) const (

this=0xcaae40, __object=0xdabff0) at /usr/include/c++/5/functional:600

2 0x000000000042cf72 in std::_Bind<std::_Memfn<void (Core::State::)(Core::Event)> (Core::State, std::_Placeholder<1>)>::_call<void, Core::Event&&, 0ul, 1ul>(std::tupleCore::Event*&&&&, std::_Index_tuple<0ul, 1ul>) (this=0xcaae40, __args=<unknown type in /home/tigrangs/Git/Mercurius/mercurius-d, CU 0xf584d, DIE 0x101d2f>)

at /usr/include/c++/5/functional:1074

3 0x000000000042c68c in std::_Bind<std::_Memfn<void (Core::State::)(Core::Event)> (Core::State, std::Placeholder<1>)>::operator()<Core::Event, void>(Core::Event*&&) (this=0xcaae40) at /usr/include/c++/5/functional:1133

4 0x000000000042bdc5 in std::_Function_handler<void (Core::Event), std::_Bind<std::_Mem_fn<void (Core::State::)(Core::Event*)> (Core::State_, std::_Placeholder<1>)> >::_M_invoke(std::_Anydata const&, Core::Event&&) (functor=..., args#0=<unknown type in /home/tigrangs/Git/Mercurius/mercurius-d, CU 0xf584d, DIE 0x1005e0>)

at /usr/include/c++/5/functional:1871

5 0x000000000043f095 in std::function<void (Core::Event)>::operator()(Core::Event) const (this=0xcab360, __args#0=0xc1b550) at /usr/include/c++/5/functional:2271

6 0x000000000043ee33 in Core::EventCreatorCore::KeyEvent::trigger (this=0xc1b550) at src/core/event.hpp:64

7 0x00000000004381f9 in Core::Game::mainLoop (this=0x688540) at src/core/game.cpp:80

8 0x0000000000438464 in Core::Game::start (this=0x688540) at src/core/game.cpp:112

9 0x0000000000412423 in Assets::Mercurius::start () at src/assets/mercurius.cpp:35

10 0x00000000004455b7 in main (argc=1, argv=0x7fffffffdff8) at src/main.cpp:12

[hop-]

It appears on Falling to OnGround transformation.