Re: [Boost-users] More on Newby question re (boost::shared_ptr) enable_shared_from_this

On 1/22/07, ethann.castell@caliton.com wrote:

class A : public base_class

classA::Process() { boost::shared_ptr<A> ptr_a = shared_from_this(); // get pointer to myself

//afterwards - use_count = 2, weak_count = 2 ... if (some_condition){ boost::shared_ptr<B2> ptr_b2( ptr_a) ; // create new B2 and pass pointer to me. }else{ // crashes with bad_weak_ptr error on this line. } }

boost::shared_ptr<B2> ptr_b2( ptr_a) does not create a new object of B2. Do you mean ptr_b2(new B2(ptr_a))? Could you please post a more complete code sample (at least of Process)?