在 2018/8/2 13:56, Martin Storsjö 写道:
> Yes, a responsible user would join all his threads before calling exit() 
> or returning from main, there's no disagreement about that.
> 
> But the problematic case I'm thinking about is when you load and unload 
> e.g. plugins, which may contain TLS objects. If more than one long 
> running threads (which aren't stopped meanwhile) touch the plugin while 
> it is loaded (with proper synchronization of course), you'll have leaks.
> 
> // Martin

I don't know how many people unload DLLs in practice. AFAIU once a DLL 
is loaded and a function from it is called, it is virtually impossible 
to eliminate the possibility of references of anything in that DLL, 
especially C++ RTTI, virtual functions, specialized function templates, 
etc. If people don't ever unload a DLL, thread local objects in that DLL 
will be considered reachable and therefore are not leaks.


-- 
Best regards,
LH_Mouse
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