vtkDebugLeaks detects leaks without pattern

[mwestphal (Mathieu Westphal (Kitware))]

Try this:

New feature: getting a stack trace on leaked objects with VTK_DEBUG_LEAKS

I just merged a new feature to VTK that augments vtkDebugLeaks. This feature lets you record a stack trace where leaked VTK objects were allocated. This can be a very useful when debugging VTK object leaks. Previously, if you configured VTK with VTK_DEBUG_LEAKS set to ON, VTK would report the types of VTK objects that were never deleted and how many there were when the application exited. This was a useful feature to let you know there was a leak, but it didn’t provide much insight into where t…