Re: [Boost-users] weak_ptr::lock is not thread safe

Subject: Re: [Boost-users] weak_ptr::lock is not thread safe
From: Frank Mori Hess (frank.hess_at_[hidden])
Date: 2010-12-16 11:26:41

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On Thursday 16 December 2010, Dmytro Ovdiienko wrote:
> I've just realized weak_ptr::lock is not thread safe. Is it expected
> behavior? Following sample reproduced this conclusion.

It is thread safe.  Your code appears to have a race in it between 
destroying the shared_ptr and locking the weak_ptr.

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