Re: [boost] [intrusive] Possible bug in bstree_algorithms.hpp

Subject: Re: [boost] [intrusive] Possible bug in bstree_algorithms.hpp
From: Lars Hagström (lars_at_[hidden])
Date: 2014-09-25 03:22:00

Just to let any followers of this thread know of the off-list developments:

This fix appears to work for me. And the bug has been present since 1.53.

/Lars

On Tue, Sep 23, 2014 at 2:42 PM, Ion Gaztañaga <igaztanaga_at_[hidden]> wrote:

> El 22/09/2014 22:01, Lars Hagström escribió:
>
>> Ok, I'll set up the VM we talked about in the next few days, and hopefully
>> that can give you something more to go on.
>>
>
> Lars, I think I've found the problem. In boost/container/detail/
> destroyers.hpp:
>
>    ~scoped_destructor_n()
>    {
>       if(!m_p) return;
>       value_type *raw_ptr = container_detail::to_raw_pointer(m_p);
>       while(m_n--){
>          AllocTraits::destroy(m_a, raw_ptr); <<<<< HERE!!!
>       }
>    }
>
> A pointer increment is missing, it should be:
>
> AllocTraits::destroy(m_a, raw_ptr++); <<<<< NOTE "raw_ptr++"
>
>
> Ion
>
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