在使用 FBAllocationTracker 时我得到了这个段错误
Bad Memory Access: Segmentation fault (SIGSEGV)
Access to an invalid memory address. The address exist, but your program does not have access to it.
1 libobjc.A.dylib objc_msgSend
2 libobjc.A.dylib -[NSObject allowsWeakReference]
3 App FB::AllocationTracker::Generation::instancesForClass(objc_class*) const at FBAllocationTrackerGeneration.mm:64
4 App FB::AllocationTracker::GenerationManager::instancesOfClassInGeneration(objc_class*, unsigned long) at FBAllocationTrackerGenerationManager.mm:55
FB::AllocationTracker::GenerationManager::instancesOfClassInLastGeneration(objc_class*) at FBAllocationTrackerGenerationManager.mm:60
FB::AllocationTracker::instancesOfClasses(NSArray*) at FBAllocationTrackerImpl.mm:326
5 App -[FBAllocationTrackerManager instancesOfClasses:] at FBAllocationTrackerManager.mm:170