In an application of mine I have some Objective-C classes with C++ instance variables (the Objective-C things own the C++ things). I build with the option GCC_OBJC_CALL_CXX_CDTORS = YES, i.e. run non- trivial default constructors and destructors on C++ instance variables of Objective-C classes.

As long as I do *not* set the environment variable NSZombieEnabled to YES, everything works like this: Constructors of C++ instance variables have been called when returning from NSObject's init, and destructors have been called when returning from NSObject's dealloc.

But if I do set NSZombieEnabled to YES, then the destructors are *not* called anymore (by the way, setting NSDeallocateZombies to YES or NO does not make a difference).

I can observe all this with logging and debugging.

Does anybody know, if this is normal behavior, or what else? It looks like there is an annoying difference: With zombies enabled, dealloc methods of Objective-C are invoked, but destructors of C++ are not called.

Mac OS X 10.5.5, Xcode 3.1.2, GCC 4.0, garbage collection off.

Thanks
Klaus

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