Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_INVALID_ADDRESS at address: 0x0000000001674800
0x00000001000c825f in Gv_GetVarX (id=268) at gamevars.c:777
777	            return (((*((int32_t *)aGameVars[id].val.lValue)) ^ -negateResult) + negateResult);
(gdb) bt
#0  0x00000001000c825f in Gv_GetVarX (id=268) at gamevars.c:777
#1  0x00000001000ac1b4 in VM_Execute (loop=1) at gameexec.c:2374
#2  0x00000001000a5f0f in VM_Execute (loop=1) at gameexec.c:1386
#3  0x000000010009ec00 in VM_OnEvent (iEventID=84, iActor=0, iPlayer=0, lDist=-1) at gameexec.c:106
#4  0x00000001000f967a in M_DisplayMenus () at menus.c:5384
#5  0x000000010007fd86 in G_PlaybackDemo () at demo.c:634
#6  0x000000010003abd7 in app_main (argc=2, argv=0x108317b60) at game.c:10325
#7  0x0000000100246eb3 in SDL_main (argc=2, argv=0x108317b60) at sdlayer.c:215
#8  0x0000000100171e91 in -[SDLMain applicationDidFinishLaunching:] (self=0x10860c1a0, _cmd=0x7fff8a063714, note=0x10a00ea70) at SDLMain.m:302
#9  0x00007fff84347716 in __-[NSNotificationCenter addObserver:selector:name:object:]_block_invoke_1 ()
#10 0x00007fff8a40251a in _CFXNotificationPost ()
#11 0x00007fff843339cb in -[NSNotificationCenter postNotificationName:object:userInfo:] ()
#12 0x00007fff84844779 in -[NSApplication _postDidFinishNotification] ()
#13 0x00007fff848444df in -[NSApplication _sendFinishLaunchingNotification] ()
#14 0x00007fff84843250 in -[NSApplication(NSAppleEventHandling) _handleAEOpenEvent:] ()
#15 0x00007fff84842fb1 in -[NSApplication(NSAppleEventHandling) _handleCoreEvent:withReplyEvent:] ()
#16 0x00007fff8a44bf51 in -[NSObject performSelector:withObject:withObject:] ()
#17 0x00007fff8436a1c7 in __-[NSAppleEventManager setEventHandler:andSelector:forEventClass:andEventID:]_block_invoke_1 ()
#18 0x00007fff8436914e in -[NSAppleEventManager dispatchRawAppleEvent:withRawReply:handlerRefCon:] ()
#19 0x00007fff84368fdc in _NSAppleEventManagerGenericHandler ()
#20 0x00007fff857d3a85 in aeDispatchAppleEvent ()
#21 0x00007fff857d3963 in dispatchEventAndSendReply ()
#22 0x00007fff857d3857 in aeProcessAppleEvent ()
#23 0x00007fff8549d12d in AEProcessAppleEvent ()
#24 0x00007fff848403dd in _DPSNextEvent ()
#25 0x00007fff8483fa95 in -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] ()
#26 0x00007fff8483c3d6 in -[NSApplication run] ()
#27 0x0000000100171c6e in CustomApplicationMain (argc=2, argv=0x7fff5fbffbf0) at SDLMain.m:229
#28 0x0000000100172250 in main (argc=2, argv=0x7fff5fbffbf0) at SDLMain.m:379
Current language:  auto; currently c