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

Subject: Re: [Boost-users] weak_ptr::lock is not thread safe
From: Dmytro Ovdiienko (dmitriy.ovdienko_at_[hidden])
Date: 2010-12-16 13:19:00

Frank,

Thanks.

My program sometimes generates segfault. Looks like problem is not in the
boost :-\

On 16 December 2010 18:26, Frank Mori Hess <frank.hess_at_[hidden]> wrote:

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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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-- 
Dmytro Ovdiienko
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