Re: [Boost-users] shared_ptr and container iterators

Subject: Re: [Boost-users] shared_ptr and container iterators
From: Igor R (boost.lists_at_[hidden])
Date: 2012-04-17 12:27:13

>> IIUC, the following answers your question:
>> http://www.boost.org/doc/libs/1_49_0/libs/smart_ptr/shared_ptr.htm#FAQ
>> <<Q. Why is operator->() const, but its return value is a non-const
>> pointer to the element type?
>> A. Shallow copy pointers, including raw pointers, typically don't
>> propagate constness. It makes little sense for them to do so, as you
>> can always obtain a non-const pointer from a const one and then
>> proceed to modify the object through it.shared_ptr is "as close to raw
>> pointers as possible but no closer".>>
>
> Got a recommendation as to how to get this const-correct? I'm kinda
> clueless right now... Or does the above faq mean it just cant be done?

I'm afraid it can't be done with shared ptr.