Re: [Boost-users] boost::shared_ptr with operator[]

Subject: Re: [Boost-users] boost::shared_ptr with operator[]
From: Philipp Kraus (philipp.kraus_at_[hidden])
Date: 2011-09-29 12:11:39

On 2011-09-26 21:06:58 +0200, Igor R said:

>> 
>> I'm using boost::shared_ptr, my class overloads the operator[]. How can I
>> access to an element of a shared pointer?
>> class myclass {
>>    public :
>>        operator[](std::size_t)
>> }
>> boost::shared_ptr<myclass> x( new myclass );
>> How can I get an access to the [] operator? I have tried it with
>> (*x)[5] but I'll get a "segmentation fault" error
> 
> 
> The syntax is correct.
> Ensure that shared_ptr "points" to a valid object, then debug your operator[].

Thanks, i've found my mistake. Some pointers are pointet to null :-)